blob: 34f19f3bd9645671e4fa81bbab015a3e5dbcf7ad [file] [log] [blame]
Benjamin Petersonfbeb6b62008-05-26 16:04:49 +00001dnl ***********************************************
2dnl * Please run autoreconf to test your changes! *
3dnl ***********************************************
Martin v. Löwis88afe662002-10-26 13:47:44 +00004
5# Set VERSION so we only need to edit in one place (i.e., here)
Georg Brandl08a90122012-09-29 09:34:13 +02006m4_define(PYTHON_VERSION, 3.4)
Martin v. Löwis88afe662002-10-26 13:47:44 +00007
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00008AC_PREREQ(2.65)
Alexandre Vassalottib89910f2009-07-18 00:33:23 +00009
Georg Brandle2e15612009-05-20 18:25:10 +000010AC_INIT(python, PYTHON_VERSION, http://bugs.python.org/)
Benjamin Peterson8c6f88e2011-05-31 20:52:17 -050011
Trent Nelson4d4ec652012-10-16 08:51:24 -040012AC_SUBST(BASECPPFLAGS)
Trent Nelson5595ab52012-10-17 04:47:31 -040013if test "$abs_srcdir" != "$abs_builddir"; then
Trent Nelson4d4ec652012-10-16 08:51:24 -040014 # If we're building out-of-tree, we need to make sure the following
15 # resources get picked up before their $srcdir counterparts.
16 # Objects/ -> typeslots.inc
17 # Include/ -> Python-ast.h, graminit.h
18 # Python/ -> importlib.h
19 # (A side effect of this is that these resources will automatically be
20 # regenerated when building out-of-tree, regardless of whether or not
21 # the $srcdir counterpart is up-to-date. This is an acceptable trade
22 # off.)
23 BASECPPFLAGS="-IObjects -IInclude -IPython"
24else
25 BASECPPFLAGS=""
26fi
27
Benjamin Peterson8c6f88e2011-05-31 20:52:17 -050028AC_SUBST(HGVERSION)
29AC_SUBST(HGTAG)
30AC_SUBST(HGBRANCH)
31
Antoine Pitroud3b2aef2011-07-27 01:22:41 +020032if test -e $srcdir/.hg/dirstate
Benjamin Peterson8c6f88e2011-05-31 20:52:17 -050033then
34AC_CHECK_PROG(HAS_HG, hg, found, not-found)
35else
36HAS_HG=no-repository
37fi
38if test $HAS_HG = found
39then
40 HGVERSION="hg id -i \$(srcdir)"
41 HGTAG="hg id -t \$(srcdir)"
42 HGBRANCH="hg id -b \$(srcdir)"
43else
44 HGVERSION=""
45 HGTAG=""
46 HGBRANCH=""
47fi
48
Martin v. Löwis88afe662002-10-26 13:47:44 +000049AC_CONFIG_SRCDIR([Include/object.h])
Martin v. Löwis4f1cd8b2001-07-26 13:41:06 +000050AC_CONFIG_HEADER(pyconfig.h)
Guido van Rossum627b2d71993-12-24 10:39:16 +000051
Matthias Kloseca2f6ec2012-03-15 21:30:11 +010052AC_CANONICAL_HOST
doko@python.orga10e4a92013-01-25 18:45:12 +010053AC_SUBST(build)
54AC_SUBST(host)
Matthias Kloseca2f6ec2012-03-15 21:30:11 +010055
doko@ubuntu.com1abe1c52012-06-30 20:42:45 +020056if test "$cross_compiling" = yes; then
57 AC_MSG_CHECKING([for python interpreter for cross build])
58 if test -z "$PYTHON_FOR_BUILD"; then
59 for interp in python$PACKAGE_VERSION python3 python; do
60 which $interp >/dev/null 2>&1 || continue
61 if $interp -c 'import sys;sys.exit(not sys.version_info@<:@:2@:>@ >= (3,3))'; then
62 break
63 fi
64 interp=
65 done
66 if test x$interp = x; then
67 AC_MSG_ERROR([python$PACKAGE_VERSION interpreter not found])
68 fi
69 AC_MSG_RESULT($interp)
doko@python.org244b6872013-01-26 12:08:25 +010070 PYTHON_FOR_BUILD='_PYTHON_PROJECT_BASE=$(abs_builddir) _PYTHON_HOST_PLATFORM=$(_PYTHON_HOST_PLATFORM) PYTHONPATH=$(shell test -f pybuilddir.txt && echo $(abs_builddir)/`cat pybuilddir.txt`:)$(srcdir)/Lib:$(srcdir)/Lib/$(PLATDIR) '$interp
doko@ubuntu.com1abe1c52012-06-30 20:42:45 +020071 fi
Christian Heimes954ac032012-12-12 13:10:21 +010072elif test "$cross_compiling" = maybe; then
73 AC_MSG_ERROR([Cross compiling required --host=HOST-TUPLE and --build=ARCH])
doko@ubuntu.com1abe1c52012-06-30 20:42:45 +020074else
75 PYTHON_FOR_BUILD='./$(BUILDPYTHON) -E'
76fi
77AC_SUBST(PYTHON_FOR_BUILD)
78
Benjamin Petersond23f8222009-04-05 19:13:16 +000079dnl Ensure that if prefix is specified, it does not end in a slash. If
80dnl it does, we get path names containing '//' which is both ugly and
81dnl can cause trouble.
82
83dnl Last slash shouldn't be stripped if prefix=/
84if test "$prefix" != "/"; then
85 prefix=`echo "$prefix" | sed -e 's/\/$//g'`
86fi
87
Martin v. Löwis8316feb2003-06-14 07:48:07 +000088dnl This is for stuff that absolutely must end up in pyconfig.h.
89dnl Please use pyport.h instead, if possible.
Martin v. Löwisbddf5a52002-11-11 13:37:28 +000090AH_TOP([
91#ifndef Py_PYCONFIG_H
92#define Py_PYCONFIG_H
93])
Martin v. Löwis11437992002-04-12 09:54:03 +000094AH_BOTTOM([
Martin v. Löwis11437992002-04-12 09:54:03 +000095/* Define the macros needed if on a UnixWare 7.x system. */
96#if defined(__USLC__) && defined(__SCO_VERSION__)
97#define STRICT_SYSV_CURSES /* Don't use ncurses extensions */
98#endif
Martin v. Löwisbddf5a52002-11-11 13:37:28 +000099
100#endif /*Py_PYCONFIG_H*/
Martin v. Löwis11437992002-04-12 09:54:03 +0000101])
102
Martin v. Löwis8316feb2003-06-14 07:48:07 +0000103# We don't use PACKAGE_ variables, and they cause conflicts
104# with other autoconf-based packages that include Python.h
105grep -v 'define PACKAGE_' <confdefs.h >confdefs.h.new
106rm confdefs.h
107mv confdefs.h.new confdefs.h
108
Guido van Rossum642b6781997-07-19 19:35:41 +0000109AC_SUBST(VERSION)
Martin v. Löwis88afe662002-10-26 13:47:44 +0000110VERSION=PYTHON_VERSION
Guido van Rossum642b6781997-07-19 19:35:41 +0000111
Georg Brandlde7d8342010-09-03 22:19:07 +0000112# Version number of Python's own shared library file.
Martin v. Löwis1142de32002-03-29 16:28:31 +0000113AC_SUBST(SOVERSION)
114SOVERSION=1.0
115
Martin v. Löwis6f18a3c2002-07-20 08:51:52 +0000116# The later defininition of _XOPEN_SOURCE disables certain features
117# on Linux, so we need _GNU_SOURCE to re-enable them (makedev, tm_zone).
118AC_DEFINE(_GNU_SOURCE, 1, [Define on Linux to activate all library features])
119
Martin v. Löwisbcd93962003-05-03 10:32:18 +0000120# The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
121# certain features on NetBSD, so we need _NETBSD_SOURCE to re-enable
122# them.
123AC_DEFINE(_NETBSD_SOURCE, 1, [Define on NetBSD to activate all library features])
124
Andrew MacIntyreabccf412003-07-02 13:53:25 +0000125# The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
126# certain features on FreeBSD, so we need __BSD_VISIBLE to re-enable
127# them.
128AC_DEFINE(__BSD_VISIBLE, 1, [Define on FreeBSD to activate all library features])
129
Martin v. Löwisd6320502004-08-12 13:45:08 +0000130# The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
131# u_int on Irix 5.3. Defining _BSD_TYPES brings it back.
132AC_DEFINE(_BSD_TYPES, 1, [Define on Irix to enable u_int])
133
Georg Brandlfcaf9102008-07-16 02:17:56 +0000134# The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
135# certain features on Mac OS X, so we need _DARWIN_C_SOURCE to re-enable
136# them.
137AC_DEFINE(_DARWIN_C_SOURCE, 1, [Define on Darwin to activate all library features])
138
139
Martin v. Löwise981a4e2002-11-11 13:26:51 +0000140define_xopen_source=yes
Martin v. Löwis6f18a3c2002-07-20 08:51:52 +0000141
Neil Schemenauer4edbc2a2001-03-22 00:34:03 +0000142# Arguments passed to configure.
143AC_SUBST(CONFIG_ARGS)
144CONFIG_ARGS="$ac_configure_args"
145
Ronald Oussoren8af24c12010-02-07 12:03:42 +0000146AC_MSG_CHECKING([for --enable-universalsdk])
Thomas Wouters477c8d52006-05-27 19:21:47 +0000147AC_ARG_ENABLE(universalsdk,
Ned Deilycbfb9a52012-06-23 16:02:19 -0700148 AS_HELP_STRING([--enable-universalsdk@<:@=SDKDIR@:>@], [Build fat binary against Mac OS X SDK]),
Thomas Wouters477c8d52006-05-27 19:21:47 +0000149[
150 case $enableval in
151 yes)
Ned Deilycbfb9a52012-06-23 16:02:19 -0700152 # Locate the best usable SDK, see Mac/README.txt for more
153 # information
154 enableval="`/usr/bin/xcodebuild -version -sdk macosx Path 2>/dev/null`"
155 if test -z "${enableval}"
Ronald Oussoren8af24c12010-02-07 12:03:42 +0000156 then
Ned Deilycbfb9a52012-06-23 16:02:19 -0700157 enableval=/Developer/SDKs/MacOSX10.4u.sdk
158 if test ! -d "${enableval}"
159 then
160 enableval=/
161 fi
Ronald Oussoren8af24c12010-02-07 12:03:42 +0000162 fi
Thomas Wouters477c8d52006-05-27 19:21:47 +0000163 ;;
164 esac
165 case $enableval in
166 no)
167 UNIVERSALSDK=
168 enable_universalsdk=
169 ;;
170 *)
171 UNIVERSALSDK=$enableval
Ronald Oussoren8af24c12010-02-07 12:03:42 +0000172 if test ! -d "${UNIVERSALSDK}"
173 then
174 AC_MSG_ERROR([--enable-universalsdk specifies non-existing SDK: ${UNIVERSALSDK}])
175 fi
Thomas Wouters477c8d52006-05-27 19:21:47 +0000176 ;;
177 esac
Ronald Oussoren8af24c12010-02-07 12:03:42 +0000178
Thomas Wouters477c8d52006-05-27 19:21:47 +0000179],[
180 UNIVERSALSDK=
181 enable_universalsdk=
182])
Ronald Oussoren8af24c12010-02-07 12:03:42 +0000183if test -n "${UNIVERSALSDK}"
184then
185 AC_MSG_RESULT(${UNIVERSALSDK})
186else
187 AC_MSG_RESULT(no)
188fi
Thomas Wouters477c8d52006-05-27 19:21:47 +0000189AC_SUBST(UNIVERSALSDK)
190
Benjamin Peterson6794aa32008-07-16 20:33:37 +0000191AC_SUBST(ARCH_RUN_32BIT)
192
Ned Deilycbfb9a52012-06-23 16:02:19 -0700193# For backward compatibility reasons we prefer to select '32-bit' if available,
194# otherwise use 'intel'
Georg Brandlfcaf9102008-07-16 02:17:56 +0000195UNIVERSAL_ARCHS="32-bit"
Ned Deilycbfb9a52012-06-23 16:02:19 -0700196if test "`uname -s`" = "Darwin"
197then
198 if test -n "${UNIVERSALSDK}"
199 then
200 if test -z "`/usr/bin/file "${UNIVERSALSDK}/usr/lib/libSystem.dylib" | grep ppc`"
201 then
202 UNIVERSAL_ARCHS="intel"
203 fi
204 fi
205fi
206
Ronald Oussoren6f6c5622009-12-24 14:03:19 +0000207AC_SUBST(LIPO_32BIT_FLAGS)
Georg Brandlfcaf9102008-07-16 02:17:56 +0000208AC_MSG_CHECKING(for --with-universal-archs)
209AC_ARG_WITH(universal-archs,
Matthias Klose2b8733f2010-04-25 18:34:36 +0000210 AS_HELP_STRING([--with-universal-archs=ARCH], [select architectures for universal build ("32-bit", "64-bit", "3-way", "intel" or "all")]),
Georg Brandlfcaf9102008-07-16 02:17:56 +0000211[
212 AC_MSG_RESULT($withval)
213 UNIVERSAL_ARCHS="$withval"
214],
215[
Ned Deilycbfb9a52012-06-23 16:02:19 -0700216 AC_MSG_RESULT(${UNIVERSAL_ARCHS})
Georg Brandlfcaf9102008-07-16 02:17:56 +0000217])
218
219
220
Christian Heimes81ee3ef2008-05-04 22:42:01 +0000221AC_ARG_WITH(framework-name,
Matthias Klose2b8733f2010-04-25 18:34:36 +0000222 AS_HELP_STRING([--with-framework-name=FRAMEWORK],
Matthias Klosec80c93f2010-04-24 17:04:35 +0000223 [specify an alternate name of the framework built with --enable-framework]),
Christian Heimes81ee3ef2008-05-04 22:42:01 +0000224[
225 PYTHONFRAMEWORK=${withval}
226 PYTHONFRAMEWORKDIR=${withval}.framework
227 PYTHONFRAMEWORKIDENTIFIER=org.python.`echo $withval | tr '[A-Z]' '[a-z]'`
228 ],[
229 PYTHONFRAMEWORK=Python
230 PYTHONFRAMEWORKDIR=Python.framework
231 PYTHONFRAMEWORKIDENTIFIER=org.python.python
232])
Martin v. Löwis3e2c6322002-10-29 10:07:43 +0000233dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000234AC_ARG_ENABLE(framework,
Matthias Klose2b8733f2010-04-25 18:34:36 +0000235 AS_HELP_STRING([--enable-framework@<:@=INSTALLDIR@:>@], [Build (MacOSX|Darwin) framework]),
Martin v. Löwis3e2c6322002-10-29 10:07:43 +0000236[
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000237 case $enableval in
238 yes)
239 enableval=/Library/Frameworks
Jack Jansen127e56e2001-09-11 14:41:54 +0000240 esac
241 case $enableval in
242 no)
243 PYTHONFRAMEWORK=
244 PYTHONFRAMEWORKDIR=no-framework
245 PYTHONFRAMEWORKPREFIX=
246 PYTHONFRAMEWORKINSTALLDIR=
Thomas Wouters477c8d52006-05-27 19:21:47 +0000247 FRAMEWORKINSTALLFIRST=
248 FRAMEWORKINSTALLLAST=
Thomas Wouters73e5a5b2006-06-08 15:35:45 +0000249 FRAMEWORKALTINSTALLFIRST=
250 FRAMEWORKALTINSTALLLAST=
251 if test "x${prefix}" = "xNONE"; then
252 FRAMEWORKUNIXTOOLSPREFIX="${ac_default_prefix}"
253 else
254 FRAMEWORKUNIXTOOLSPREFIX="${prefix}"
255 fi
Jack Jansen127e56e2001-09-11 14:41:54 +0000256 enable_framework=
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000257 ;;
258 *)
Ronald Oussoren86b33c82010-04-30 11:41:56 +0000259 PYTHONFRAMEWORKPREFIX="${enableval}"
Jack Jansen127e56e2001-09-11 14:41:54 +0000260 PYTHONFRAMEWORKINSTALLDIR=$PYTHONFRAMEWORKPREFIX/$PYTHONFRAMEWORKDIR
Thomas Wouters477c8d52006-05-27 19:21:47 +0000261 FRAMEWORKINSTALLFIRST="frameworkinstallstructure"
Ronald Oussorenf6ccbf62009-06-02 10:55:56 +0000262 FRAMEWORKALTINSTALLFIRST="frameworkinstallstructure "
Ronald Oussoren6f6c5622009-12-24 14:03:19 +0000263 FRAMEWORKINSTALLLAST="frameworkinstallmaclib frameworkinstallapps frameworkinstallunixtools"
264 FRAMEWORKALTINSTALLLAST="frameworkinstallmaclib frameworkinstallapps frameworkaltinstallunixtools"
Ronald Oussoren86b33c82010-04-30 11:41:56 +0000265 FRAMEWORKINSTALLAPPSPREFIX="/Applications"
Georg Brandlfcaf9102008-07-16 02:17:56 +0000266
Thomas Wouters73e5a5b2006-06-08 15:35:45 +0000267 if test "x${prefix}" = "xNONE" ; then
268 FRAMEWORKUNIXTOOLSPREFIX="${ac_default_prefix}"
Ronald Oussoren86b33c82010-04-30 11:41:56 +0000269
Thomas Wouters73e5a5b2006-06-08 15:35:45 +0000270 else
271 FRAMEWORKUNIXTOOLSPREFIX="${prefix}"
272 fi
Ronald Oussoren86b33c82010-04-30 11:41:56 +0000273
274 case "${enableval}" in
275 /System*)
276 FRAMEWORKINSTALLAPPSPREFIX="/Applications"
277 if test "${prefix}" = "NONE" ; then
278 # See below
279 FRAMEWORKUNIXTOOLSPREFIX="/usr"
280 fi
281 ;;
282
283 /Library*)
284 FRAMEWORKINSTALLAPPSPREFIX="/Applications"
285 ;;
286
287 */Library/Frameworks)
288 MDIR="`dirname "${enableval}"`"
289 MDIR="`dirname "${MDIR}"`"
290 FRAMEWORKINSTALLAPPSPREFIX="${MDIR}/Applications"
291
292 if test "${prefix}" = "NONE"; then
293 # User hasn't specified the
294 # --prefix option, but wants to install
295 # the framework in a non-default location,
296 # ensure that the compatibility links get
297 # installed relative to that prefix as well
298 # instead of in /usr/local.
299 FRAMEWORKUNIXTOOLSPREFIX="${MDIR}"
300 fi
301 ;;
302
303 *)
304 FRAMEWORKINSTALLAPPSPREFIX="/Applications"
305 ;;
306 esac
307
Jack Jansen127e56e2001-09-11 14:41:54 +0000308 prefix=$PYTHONFRAMEWORKINSTALLDIR/Versions/$VERSION
Thomas Wouters477c8d52006-05-27 19:21:47 +0000309
Christian Heimes81ee3ef2008-05-04 22:42:01 +0000310 # Add files for Mac specific code to the list of output
Thomas Wouters477c8d52006-05-27 19:21:47 +0000311 # files:
Thomas Wouters73e5a5b2006-06-08 15:35:45 +0000312 AC_CONFIG_FILES(Mac/Makefile)
313 AC_CONFIG_FILES(Mac/PythonLauncher/Makefile)
Christian Heimes81ee3ef2008-05-04 22:42:01 +0000314 AC_CONFIG_FILES(Mac/Resources/framework/Info.plist)
315 AC_CONFIG_FILES(Mac/Resources/app/Info.plist)
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000316 esac
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000317 ],[
318 PYTHONFRAMEWORK=
Jack Jansen127e56e2001-09-11 14:41:54 +0000319 PYTHONFRAMEWORKDIR=no-framework
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000320 PYTHONFRAMEWORKPREFIX=
321 PYTHONFRAMEWORKINSTALLDIR=
Thomas Wouters477c8d52006-05-27 19:21:47 +0000322 FRAMEWORKINSTALLFIRST=
323 FRAMEWORKINSTALLLAST=
Thomas Wouters73e5a5b2006-06-08 15:35:45 +0000324 FRAMEWORKALTINSTALLFIRST=
325 FRAMEWORKALTINSTALLLAST=
326 if test "x${prefix}" = "xNONE" ; then
327 FRAMEWORKUNIXTOOLSPREFIX="${ac_default_prefix}"
328 else
329 FRAMEWORKUNIXTOOLSPREFIX="${prefix}"
330 fi
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000331 enable_framework=
Georg Brandlfcaf9102008-07-16 02:17:56 +0000332
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000333])
334AC_SUBST(PYTHONFRAMEWORK)
Christian Heimes81ee3ef2008-05-04 22:42:01 +0000335AC_SUBST(PYTHONFRAMEWORKIDENTIFIER)
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000336AC_SUBST(PYTHONFRAMEWORKDIR)
337AC_SUBST(PYTHONFRAMEWORKPREFIX)
338AC_SUBST(PYTHONFRAMEWORKINSTALLDIR)
Thomas Wouters477c8d52006-05-27 19:21:47 +0000339AC_SUBST(FRAMEWORKINSTALLFIRST)
340AC_SUBST(FRAMEWORKINSTALLLAST)
Thomas Wouters73e5a5b2006-06-08 15:35:45 +0000341AC_SUBST(FRAMEWORKALTINSTALLFIRST)
342AC_SUBST(FRAMEWORKALTINSTALLLAST)
343AC_SUBST(FRAMEWORKUNIXTOOLSPREFIX)
Ronald Oussoren86b33c82010-04-30 11:41:56 +0000344AC_SUBST(FRAMEWORKINSTALLAPPSPREFIX)
Guido van Rossum4b6b5791996-09-09 20:09:34 +0000345
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000346##AC_ARG_WITH(dyld,
Matthias Klose2b8733f2010-04-25 18:34:36 +0000347## AS_HELP_STRING([--with-dyld],
Matthias Klosec80c93f2010-04-24 17:04:35 +0000348## [Use (OpenStep|Rhapsody) dynamic linker]))
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000349##
Guido van Rossumb418f891996-07-30 18:06:02 +0000350# Set name for machine-dependent library files
doko@python.orgeab42bf2013-01-26 18:57:19 +0100351AC_ARG_VAR([MACHDEP], [name for machine-dependent library files])
Guido van Rossumb418f891996-07-30 18:06:02 +0000352AC_MSG_CHECKING(MACHDEP)
353if test -z "$MACHDEP"
354then
Matthias Klosedf2aecb2012-03-15 22:19:28 +0100355 # avoid using uname for cross builds
356 if test "$cross_compiling" = yes; then
doko@python.org44bbbda2013-01-25 14:44:00 +0100357 # ac_sys_system and ac_sys_release are used for setting
358 # a lot of different things including 'define_xopen_source'
359 # in the case statement below.
Matthias Klosedf2aecb2012-03-15 22:19:28 +0100360 case "$host" in
361 *-*-linux*)
362 ac_sys_system=Linux
363 ;;
364 *-*-cygwin*)
365 ac_sys_system=Cygwin
366 ;;
367 *)
368 # for now, limit cross builds to known configurations
369 MACHDEP="unknown"
370 AC_MSG_ERROR([cross build not supported for $host])
371 esac
372 ac_sys_release=
373 else
Guido van Rossum4b6b5791996-09-09 20:09:34 +0000374 ac_sys_system=`uname -s`
Benjamin Peterson8719ad52009-09-11 22:24:02 +0000375 if test "$ac_sys_system" = "AIX" \
Martin v. Löwis21ee4092002-09-30 16:19:48 +0000376 -o "$ac_sys_system" = "UnixWare" -o "$ac_sys_system" = "OpenUNIX"; then
Guido van Rossum4b6b5791996-09-09 20:09:34 +0000377 ac_sys_release=`uname -v`
Guido van Rossumb418f891996-07-30 18:06:02 +0000378 else
Guido van Rossum4b6b5791996-09-09 20:09:34 +0000379 ac_sys_release=`uname -r`
Guido van Rossumb418f891996-07-30 18:06:02 +0000380 fi
Matthias Klosedf2aecb2012-03-15 22:19:28 +0100381 fi
382 ac_md_system=`echo $ac_sys_system |
383 tr -d '[/ ]' | tr '[[A-Z]]' '[[a-z]]'`
384 ac_md_release=`echo $ac_sys_release |
385 tr -d '[/ ]' | sed 's/^[[A-Z]]\.//' | sed 's/\..*//'`
386 MACHDEP="$ac_md_system$ac_md_release"
Guido van Rossum4b6b5791996-09-09 20:09:34 +0000387
Matthias Klosedf2aecb2012-03-15 22:19:28 +0100388 case $MACHDEP in
Victor Stinner7209ff22011-08-21 00:00:16 +0200389 linux*) MACHDEP="linux";;
Andrew M. Kuchling5a3e4cb2001-07-20 19:29:04 +0000390 cygwin*) MACHDEP="cygwin";;
Jack Jansen8a97f4a2001-12-05 23:27:32 +0000391 darwin*) MACHDEP="darwin";;
doko@ubuntu.comba015832012-06-30 16:52:05 +0200392 irix646) MACHDEP="irix6";;
Guido van Rossumb97ef171997-09-28 05:44:03 +0000393 '') MACHDEP="unknown";;
Matthias Klosedf2aecb2012-03-15 22:19:28 +0100394 esac
Guido van Rossumb418f891996-07-30 18:06:02 +0000395fi
doko@ubuntu.com1abe1c52012-06-30 20:42:45 +0200396
397AC_SUBST(_PYTHON_HOST_PLATFORM)
398if test "$cross_compiling" = yes; then
399 case "$host" in
400 *-*-linux*)
401 case "$host_cpu" in
402 arm*)
403 _host_cpu=arm
404 ;;
405 *)
406 _host_cpu=$host_cpu
407 esac
408 ;;
409 *-*-cygwin*)
410 _host_cpu=
411 ;;
412 *)
413 # for now, limit cross builds to known configurations
414 MACHDEP="unknown"
415 AC_MSG_ERROR([cross build not supported for $host])
416 esac
417 _PYTHON_HOST_PLATFORM="$MACHDEP${_host_cpu:+-$_host_cpu}"
418fi
Jack Jansen83f898c2002-12-30 22:23:40 +0000419
Martin v. Löwise981a4e2002-11-11 13:26:51 +0000420# Some systems cannot stand _XOPEN_SOURCE being defined at all; they
421# disable features if it is defined, without any means to access these
422# features as extensions. For these systems, we skip the definition of
423# _XOPEN_SOURCE. Before adding a system to the list to gain access to
424# some feature, make sure there is no alternative way to access this
425# feature. Also, when using wildcards, make sure you have verified the
426# need for not defining _XOPEN_SOURCE on all systems matching the
427# wildcard, and that the wildcard does not include future systems
428# (which may remove their limitations).
429dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output
430case $ac_sys_system/$ac_sys_release in
431 # On OpenBSD, select(2) is not available if _XOPEN_SOURCE is defined,
432 # even though select is a POSIX function. Reported by J. Ribbens.
Martin v. Löwis76bafc62003-10-03 13:47:44 +0000433 # Reconfirmed for OpenBSD 3.3 by Zachary Hamm, for 3.4 by Jason Ish.
Martin v. Löwis19ed3c82010-02-15 21:45:06 +0000434 # In addition, Stefan Krah confirms that issue #1244610 exists through
435 # OpenBSD 4.6, but is fixed in 4.7.
Charles-François Natali54ef40b2011-07-22 23:52:02 +0200436 OpenBSD/2.* | OpenBSD/3.* | OpenBSD/4.@<:@0123456@:>@)
Christian Heimes5b5e81c2007-12-31 16:14:33 +0000437 define_xopen_source=no
438 # OpenBSD undoes our definition of __BSD_VISIBLE if _XOPEN_SOURCE is
439 # also defined. This can be overridden by defining _BSD_SOURCE
440 # As this has a different meaning on Linux, only define it on OpenBSD
441 AC_DEFINE(_BSD_SOURCE, 1, [Define on OpenBSD to activate all library features])
442 ;;
Charles-François Natali54ef40b2011-07-22 23:52:02 +0200443 OpenBSD/*)
Martin v. Löwis7671efc2010-02-15 08:35:16 +0000444 # OpenBSD undoes our definition of __BSD_VISIBLE if _XOPEN_SOURCE is
445 # also defined. This can be overridden by defining _BSD_SOURCE
446 # As this has a different meaning on Linux, only define it on OpenBSD
447 AC_DEFINE(_BSD_SOURCE, 1, [Define on OpenBSD to activate all library features])
448 ;;
Thomas Wouters89f507f2006-12-13 04:49:30 +0000449 # Defining _XOPEN_SOURCE on NetBSD version prior to the introduction of
450 # _NETBSD_SOURCE disables certain features (eg. setgroups). Reported by
451 # Marc Recht
Benjamin Petersonf608c612008-11-16 18:33:53 +0000452 NetBSD/1.5 | NetBSD/1.5.* | NetBSD/1.6 | NetBSD/1.6.* | NetBSD/1.6@<:@A-S@:>@)
Martin v. Löwise981a4e2002-11-11 13:26:51 +0000453 define_xopen_source=no;;
Martin v. Löwis1a415762010-05-28 15:44:20 +0000454 # From the perspective of Solaris, _XOPEN_SOURCE is not so much a
455 # request to enable features supported by the standard as a request
456 # to disable features not supported by the standard. The best way
457 # for Python to use Solaris is simply to leave _XOPEN_SOURCE out
458 # entirely and define __EXTENSIONS__ instead.
459 SunOS/*)
Martin v. Löwisa9d71422003-03-28 18:43:31 +0000460 define_xopen_source=no;;
Martin v. Löwisc2409b42003-05-11 05:53:41 +0000461 # On UnixWare 7, u_long is never defined with _XOPEN_SOURCE,
462 # but used in /usr/include/netinet/tcp.h. Reported by Tim Rice.
Martin v. Löwis253d1f42004-05-07 19:14:14 +0000463 # Reconfirmed for 7.1.4 by Martin v. Loewis.
464 OpenUNIX/8.0.0| UnixWare/7.1.@<:@0-4@:>@)
Martin v. Löwisc2409b42003-05-11 05:53:41 +0000465 define_xopen_source=no;;
466 # On OpenServer 5, u_short is never defined with _XOPEN_SOURCE,
Martin v. Löwis53e73c32003-05-05 05:13:18 +0000467 # but used in struct sockaddr.sa_family. Reported by Tim Rice.
Martin v. Löwisc2409b42003-05-11 05:53:41 +0000468 SCO_SV/3.2)
Martin v. Löwis53e73c32003-05-05 05:13:18 +0000469 define_xopen_source=no;;
Martin v. Löwisb37509b2008-11-04 20:45:29 +0000470 # On FreeBSD 4, the math functions C89 does not cover are never defined
471 # with _XOPEN_SOURCE and __BSD_VISIBLE does not re-enable them.
472 FreeBSD/4.*)
473 define_xopen_source=no;;
474 # On MacOS X 10.2, a bug in ncurses.h means that it craps out if
475 # _XOPEN_EXTENDED_SOURCE is defined. Apparently, this is fixed in 10.3, which
476 # identifies itself as Darwin/7.*
477 # On Mac OS X 10.4, defining _POSIX_C_SOURCE or _XOPEN_SOURCE
478 # disables platform specific features beyond repair.
479 # On Mac OS X 10.3, defining _POSIX_C_SOURCE or _XOPEN_SOURCE
480 # has no effect, don't bother defining them
481 Darwin/@<:@6789@:>@.*)
Anthony Baxter6169c6b2003-10-04 07:46:23 +0000482 define_xopen_source=no;;
Ronald Oussoren92fb9412010-03-09 06:40:19 +0000483 Darwin/1@<:@0-9@:>@.*)
Ronald Oussorenb8f11a62010-03-08 07:02:03 +0000484 define_xopen_source=no;;
Trent Mickaf16e8c2004-08-25 23:55:59 +0000485 # On AIX 4 and 5.1, mbstate_t is defined only when _XOPEN_SOURCE == 500 but
486 # used in wcsnrtombs() and mbsnrtowcs() even if _XOPEN_SOURCE is not defined
487 # or has another value. By not (re)defining it, the defaults come in place.
Martin v. Löwisc19c5a62003-11-18 20:00:44 +0000488 AIX/4)
489 define_xopen_source=no;;
Trent Mickaf16e8c2004-08-25 23:55:59 +0000490 AIX/5)
491 if test `uname -r` -eq 1; then
492 define_xopen_source=no
493 fi
494 ;;
Georg Brandlf78e02b2008-06-10 17:40:04 +0000495 # On QNX 6.3.2, defining _XOPEN_SOURCE prevents netdb.h from
496 # defining NI_NUMERICHOST.
497 QNX/6.3.2)
498 define_xopen_source=no
499 ;;
Bob Ippolito7026a0a2005-03-28 23:23:47 +0000500
Martin v. Löwise981a4e2002-11-11 13:26:51 +0000501esac
502
503if test $define_xopen_source = yes
504then
Victor Stinner14d098d2011-09-07 22:29:43 +0200505 # X/Open 7, incorporating POSIX.1-2008
506 AC_DEFINE(_XOPEN_SOURCE, 700,
Martin v. Löwis1a415762010-05-28 15:44:20 +0000507 Define to the level of X/Open that your system supports)
Martin v. Löwis678fc1e2002-11-12 06:04:39 +0000508
509 # On Tru64 Unix 4.0F, defining _XOPEN_SOURCE also requires
510 # definition of _XOPEN_SOURCE_EXTENDED and _POSIX_C_SOURCE, or else
511 # several APIs are not declared. Since this is also needed in some
512 # cases for HP-UX, we define it globally.
Martin v. Löwis1a415762010-05-28 15:44:20 +0000513 AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1,
514 Define to activate Unix95-and-earlier features)
Martin v. Löwis678fc1e2002-11-12 06:04:39 +0000515
Victor Stinnerd169fdc2011-09-08 00:56:17 +0200516 AC_DEFINE(_POSIX_C_SOURCE, 200809L, Define to activate features from IEEE Stds 1003.1-2008)
Martin v. Löwise981a4e2002-11-11 13:26:51 +0000517fi
518
Guido van Rossum91922671997-10-09 20:24:13 +0000519#
520# SGI compilers allow the specification of the both the ABI and the
521# ISA on the command line. Depending on the values of these switches,
522# different and often incompatable code will be generated.
523#
524# The SGI_ABI variable can be used to modify the CC and LDFLAGS and
525# thus supply support for various ABI/ISA combinations. The MACHDEP
526# variable is also adjusted.
527#
528AC_SUBST(SGI_ABI)
529if test ! -z "$SGI_ABI"
530then
531 CC="cc $SGI_ABI"
532 LDFLAGS="$SGI_ABI $LDFLAGS"
533 MACHDEP=`echo "${MACHDEP}${SGI_ABI}" | sed 's/ *//g'`
534fi
Guido van Rossumb418f891996-07-30 18:06:02 +0000535AC_MSG_RESULT($MACHDEP)
536
Jack Jansen6b08a402004-06-03 12:41:45 +0000537# Record the configure-time value of MACOSX_DEPLOYMENT_TARGET,
538# it may influence the way we can build extensions, so distutils
539# needs to check it
540AC_SUBST(CONFIGURE_MACOSX_DEPLOYMENT_TARGET)
Thomas Wouters477c8d52006-05-27 19:21:47 +0000541AC_SUBST(EXPORT_MACOSX_DEPLOYMENT_TARGET)
Jack Jansen6b08a402004-06-03 12:41:45 +0000542CONFIGURE_MACOSX_DEPLOYMENT_TARGET=
Thomas Wouters477c8d52006-05-27 19:21:47 +0000543EXPORT_MACOSX_DEPLOYMENT_TARGET='#'
Jack Jansen6b08a402004-06-03 12:41:45 +0000544
Guido van Rossum627b2d71993-12-24 10:39:16 +0000545# checks for alternative programs
Skip Montanarodecc6a42003-01-01 20:07:49 +0000546
547# compiler flags are generated in two sets, BASECFLAGS and OPT. OPT is just
548# for debug/optimization stuff. BASECFLAGS is for flags that are required
549# just to get things to compile and link. Users are free to override OPT
550# when running configure or make. The build should not break if they do.
551# BASECFLAGS should generally not be messed with, however.
552
553# XXX shouldn't some/most/all of this code be merged with the stuff later
554# on that fiddles with OPT and BASECFLAGS?
Guido van Rossum5739e7e1995-01-20 16:50:53 +0000555AC_MSG_CHECKING(for --without-gcc)
Martin v. Löwis3e2c6322002-10-29 10:07:43 +0000556AC_ARG_WITH(gcc,
Matthias Klose2b8733f2010-04-25 18:34:36 +0000557 AS_HELP_STRING([--without-gcc], [never use gcc]),
Martin v. Löwis3e2c6322002-10-29 10:07:43 +0000558[
Guido van Rossum433c8ad1994-08-01 12:07:07 +0000559 case $withval in
Benjamin Peterson960cf0f2009-01-09 04:11:44 +0000560 no) CC=${CC:-cc}
Guido van Rossum5739e7e1995-01-20 16:50:53 +0000561 without_gcc=yes;;
562 yes) CC=gcc
563 without_gcc=no;;
564 *) CC=$withval
565 without_gcc=$withval;;
Guido van Rossum55a214e1995-09-13 17:48:09 +0000566 esac], [
Guido van Rossumb418f891996-07-30 18:06:02 +0000567 case $ac_sys_system in
Antoine Pitrouf6350d22010-09-21 15:19:14 +0000568 AIX*) CC=${CC:-xlc_r}
Neil Schemenauerb3531b82001-02-16 04:09:05 +0000569 without_gcc=;;
Martin v. Löwis130fb172001-07-19 11:00:41 +0000570 *) without_gcc=no;;
Guido van Rossum55a214e1995-09-13 17:48:09 +0000571 esac])
Guido van Rossum5739e7e1995-01-20 16:50:53 +0000572AC_MSG_RESULT($without_gcc)
573
Guido van Rossum03ad99f1995-03-09 14:09:54 +0000574# If the user switches compilers, we can't believe the cache
575if test ! -z "$ac_cv_prog_CC" -a ! -z "$CC" -a "$CC" != "$ac_cv_prog_CC"
576then
Martin v. Löwis3e2c6322002-10-29 10:07:43 +0000577 AC_MSG_ERROR([cached CC is different -- throw away $cache_file
578(it is also a good idea to do 'make clean' before compiling)])
Guido van Rossum03ad99f1995-03-09 14:09:54 +0000579fi
580
Jeffrey Yasskind4fcdb12010-07-09 16:30:58 +0000581# Don't let AC_PROG_CC set the default CFLAGS. It normally sets -g -O2
582# when the compiler supports them, but we don't always want -O2, and
583# we set -g later.
584if test -z "$CFLAGS"; then
585 CFLAGS=
Marc-André Lemburgdf700f02010-04-30 17:29:56 +0000586fi
Ned Deilycbfb9a52012-06-23 16:02:19 -0700587
588if test "$ac_sys_system" = "Darwin"
589then
590 # Compiler selection on MacOSX is more complicated than
591 # AC_PROG_CC can handle, see Mac/README.txt for more
592 # information
593 if test -z "${CC}"
594 then
595 found_gcc=
596 found_clang=
597 as_save_IFS=$IFS; IFS=:
598 for as_dir in $PATH
599 do
600 IFS=$as_save_IFS
601 if test -x $as_dir/gcc; then
602 if test -z "${found_gcc}"; then
603 found_gcc=$as_dir/gcc
604 fi
605 fi
606 if test -x $as_dir/clang; then
607 if test -z "${found_clang}"; then
608 found_clang=$as_dir/clang
609 fi
610 fi
611 done
612 IFS=$as_save_IFS
613
614 if test -n "$found_gcc" -a -n "$found_clang"
615 then
616 if test -n "`"$found_gcc" --version | grep llvm-gcc`"
617 then
618 AC_MSG_NOTICE([Detected llvm-gcc, falling back to clang])
619 CC="$found_clang"
620 CXX="$found_clang++"
621 fi
622
623
624 elif test -z "$found_gcc" -a -n "$found_clang"
625 then
626 AC_MSG_NOTICE([No GCC found, use CLANG])
627 CC="$found_clang"
628 CXX="$found_clang++"
629
630 elif test -z "$found_gcc" -a -z "$found_clang"
631 then
632 found_clang=`/usr/bin/xcrun -find clang 2>/dev/null`
633 if test -n "${found_clang}"
634 then
635 AC_MSG_NOTICE([Using clang from Xcode.app])
636 CC="${found_clang}"
637 CXX="`/usr/bin/xcrun -find clang++`"
638
639 # else: use default behaviour
640 fi
641 fi
642 fi
643fi
Jeffrey Yasskind4fcdb12010-07-09 16:30:58 +0000644AC_PROG_CC
Martin v. Löwis1d5ecb72001-08-09 10:29:44 +0000645
Thomas Wouters49fd7fa2006-04-21 10:40:58 +0000646AC_SUBST(CXX)
647AC_SUBST(MAINCC)
648AC_MSG_CHECKING(for --with-cxx-main=<compiler>)
649AC_ARG_WITH(cxx_main,
Matthias Klose2b8733f2010-04-25 18:34:36 +0000650 AS_HELP_STRING([--with-cxx-main=<compiler>],
Thomas Wouters49fd7fa2006-04-21 10:40:58 +0000651 [compile main() and link python executable with C++ compiler]),
652[
653
654 case $withval in
655 no) with_cxx_main=no
656 MAINCC='$(CC)';;
657 yes) with_cxx_main=yes
658 MAINCC='$(CXX)';;
659 *) with_cxx_main=yes
660 MAINCC=$withval
661 if test -z "$CXX"
662 then
663 CXX=$withval
664 fi;;
665 esac], [
666 with_cxx_main=no
667 MAINCC='$(CC)'
668])
669AC_MSG_RESULT($with_cxx_main)
670
671preset_cxx="$CXX"
672if test -z "$CXX"
673then
674 case "$CC" in
doko@ubuntu.com51f65942012-06-30 14:42:46 +0200675 gcc) AC_PATH_TOOL(CXX, [g++], [g++], [notfound]) ;;
676 cc) AC_PATH_TOOL(CXX, [c++], [c++], [notfound]) ;;
677 clang|*/clang) AC_PATH_TOOL(CXX, [clang++], [clang++], [notfound]) ;;
Thomas Wouters49fd7fa2006-04-21 10:40:58 +0000678 esac
679 if test "$CXX" = "notfound"
680 then
681 CXX=""
682 fi
683fi
684if test -z "$CXX"
685then
doko@ubuntu.com51f65942012-06-30 14:42:46 +0200686 AC_CHECK_TOOLS(CXX, $CCC c++ g++ gcc CC cxx cc++ cl, notfound)
Thomas Wouters49fd7fa2006-04-21 10:40:58 +0000687 if test "$CXX" = "notfound"
688 then
689 CXX=""
690 fi
691fi
692if test "$preset_cxx" != "$CXX"
693then
694 AC_MSG_WARN([
695
696 By default, distutils will build C++ extension modules with "$CXX".
697 If this is not intended, then set CXX on the configure command line.
698 ])
699fi
700
701
Martin v. Löwis48e14d32011-05-09 07:37:45 +0200702AC_MSG_CHECKING([for -Wl,--no-as-needed])
703save_LDFLAGS="$LDFLAGS"
704LDFLAGS="$LDFLAGS -Wl,--no-as-needed"
705AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
706 [NO_AS_NEEDED="-Wl,--no-as-needed"
707 AC_MSG_RESULT([yes])],
708 [NO_AS_NEEDED=""
709 AC_MSG_RESULT([no])])
710LDFLAGS="$save_LDFLAGS"
711AC_SUBST(NO_AS_NEEDED)
712
713
Martin v. Löwis1d5ecb72001-08-09 10:29:44 +0000714# checks for UNIX variants that set C preprocessor variables
Matthias Kloseaf30c5d2010-04-25 18:43:42 +0000715AC_USE_SYSTEM_EXTENSIONS
Martin v. Löwis1d5ecb72001-08-09 10:29:44 +0000716
Martin v. Löwis779ffc02002-12-02 22:17:01 +0000717# Check for unsupported systems
718case $ac_sys_system/$ac_sys_release in
Guido van Rossumcd16bf62007-06-13 18:07:49 +0000719atheos*|Linux*/1*)
Martin v. Löwis779ffc02002-12-02 22:17:01 +0000720 echo This system \($ac_sys_system/$ac_sys_release\) is no longer supported.
721 echo See README for details.
722 exit 1;;
723esac
724
Neil Schemenauer55f0cf32001-01-24 17:24:33 +0000725AC_EXEEXT
Neil Schemenauer3ae1d0a2001-01-27 06:54:42 +0000726AC_MSG_CHECKING(for --with-suffix)
Martin v. Löwis3e2c6322002-10-29 10:07:43 +0000727AC_ARG_WITH(suffix,
Matthias Klose2b8733f2010-04-25 18:34:36 +0000728 AS_HELP_STRING([--with-suffix=.exe], [set executable suffix]),
Martin v. Löwis3e2c6322002-10-29 10:07:43 +0000729[
Neil Schemenauer3ae1d0a2001-01-27 06:54:42 +0000730 case $withval in
731 no) EXEEXT=;;
732 yes) EXEEXT=.exe;;
733 *) EXEEXT=$withval;;
734 esac])
735AC_MSG_RESULT($EXEEXT)
Jack Jansen1999ef42001-12-06 21:47:20 +0000736
Jack Jansen9a66b6d2001-08-08 13:56:14 +0000737# Test whether we're running on a non-case-sensitive system, in which
738# case we give a warning if no ext is given
Jack Jansen1999ef42001-12-06 21:47:20 +0000739AC_SUBST(BUILDEXEEXT)
740AC_MSG_CHECKING(for case-insensitive build directory)
Jack Jansen3c2c4332002-11-06 13:33:32 +0000741if test ! -d CaseSensitiveTestDir; then
742mkdir CaseSensitiveTestDir
743fi
744
745if test -d casesensitivetestdir
Jack Jansen9a66b6d2001-08-08 13:56:14 +0000746then
Jack Jansen1999ef42001-12-06 21:47:20 +0000747 AC_MSG_RESULT(yes)
748 BUILDEXEEXT=.exe
749else
750 AC_MSG_RESULT(no)
Jack Jansendd19cf82001-12-06 22:36:17 +0000751 BUILDEXEEXT=$EXEEXT
Jack Jansen9a66b6d2001-08-08 13:56:14 +0000752fi
Jack Jansen3c2c4332002-11-06 13:33:32 +0000753rmdir CaseSensitiveTestDir
Guido van Rossumfb842551997-08-06 23:42:07 +0000754
Guido van Rossumdd997f71998-10-07 19:58:26 +0000755case $MACHDEP in
756bsdos*)
757 case $CC in
758 gcc) CC="$CC -D_HAVE_BSDI";;
759 esac;;
760esac
761
Guido van Rossum84561611997-08-21 00:08:11 +0000762case $ac_sys_system in
763hp*|HP*)
764 case $CC in
Guido van Rossumcd5ff9f2000-09-22 16:15:54 +0000765 cc|*/cc) CC="$CC -Ae";;
Guido van Rossum84561611997-08-21 00:08:11 +0000766 esac;;
767esac
768
doko@python.org3e6e2ac2013-01-25 13:12:29 +0100769MULTIARCH=$($CC --print-multiarch 2>/dev/null)
770AC_SUBST(MULTIARCH)
771
Martin v. Löwise8964d42001-03-06 12:09:07 +0000772
Neil Schemenauer61c51152001-01-26 16:18:16 +0000773AC_SUBST(LIBRARY)
774AC_MSG_CHECKING(LIBRARY)
775if test -z "$LIBRARY"
776then
Barry Warsawf040d7d2010-10-18 17:09:07 +0000777 LIBRARY='libpython$(VERSION)$(ABIFLAGS).a'
Neil Schemenauer61c51152001-01-26 16:18:16 +0000778fi
779AC_MSG_RESULT($LIBRARY)
780
Guido van Rossum54ecc3d1999-01-27 17:53:11 +0000781# LDLIBRARY is the name of the library to link against (as opposed to the
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000782# name of the library into which to insert object files). BLDLIBRARY is also
783# the library to link against, usually. On Mac OS X frameworks, BLDLIBRARY
784# is blank as the main program is not linked directly against LDLIBRARY.
785# LDLIBRARYDIR is the path to LDLIBRARY, which is made in a subdirectory. On
786# systems without shared libraries, LDLIBRARY is the same as LIBRARY
787# (defined in the Makefiles). On Cygwin LDLIBRARY is the import library,
788# DLLLIBRARY is the shared (i.e., DLL) library.
789#
Martin v. Löwis1142de32002-03-29 16:28:31 +0000790# RUNSHARED is used to run shared python without installed libraries
791#
792# INSTSONAME is the name of the shared library that will be use to install
793# on the system - some systems like version suffix, others don't
Barry Warsaw8cf4eae2010-10-16 01:04:07 +0000794#
795# LDVERSION is the shared library version number, normally the Python version
796# with the ABI build flags appended.
Guido van Rossum54ecc3d1999-01-27 17:53:11 +0000797AC_SUBST(LDLIBRARY)
Guido van Rossum27552902001-01-23 01:52:26 +0000798AC_SUBST(DLLLIBRARY)
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000799AC_SUBST(BLDLIBRARY)
Martin v. Löwisd1fc34d2010-12-30 14:55:47 +0000800AC_SUBST(PY3LIBRARY)
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000801AC_SUBST(LDLIBRARYDIR)
Martin v. Löwis1142de32002-03-29 16:28:31 +0000802AC_SUBST(INSTSONAME)
803AC_SUBST(RUNSHARED)
Barry Warsaw8cf4eae2010-10-16 01:04:07 +0000804AC_SUBST(LDVERSION)
Neil Schemenauer61c51152001-01-26 16:18:16 +0000805LDLIBRARY="$LIBRARY"
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000806BLDLIBRARY='$(LDLIBRARY)'
Martin v. Löwis09bdf722002-05-08 08:51:29 +0000807INSTSONAME='$(LDLIBRARY)'
Guido van Rossum27552902001-01-23 01:52:26 +0000808DLLLIBRARY=''
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000809LDLIBRARYDIR=''
Martin v. Löwis1142de32002-03-29 16:28:31 +0000810RUNSHARED=''
Barry Warsaw14d98ac2010-11-24 19:43:47 +0000811LDVERSION="$VERSION"
Guido van Rossum54ecc3d1999-01-27 17:53:11 +0000812
Guido van Rossumfb842551997-08-06 23:42:07 +0000813# LINKCC is the command that links the python executable -- default is $(CC).
Martin v. Löwisb7da67a2001-10-18 15:35:38 +0000814# If CXX is set, and if it is needed to link a main function that was
815# compiled with CXX, LINKCC is CXX instead. Always using CXX is undesirable:
816# python might then depend on the C++ runtime
Fred Drake5790be12000-10-09 17:06:13 +0000817# This is altered for AIX in order to build the export list before
Guido van Rossumec95c7b1998-08-04 17:59:56 +0000818# linking.
Guido van Rossumfb842551997-08-06 23:42:07 +0000819AC_SUBST(LINKCC)
820AC_MSG_CHECKING(LINKCC)
821if test -z "$LINKCC"
822then
Thomas Wouters49fd7fa2006-04-21 10:40:58 +0000823 LINKCC='$(PURIFY) $(MAINCC)'
Guido van Rossumfb842551997-08-06 23:42:07 +0000824 case $ac_sys_system in
825 AIX*)
Neal Norwitz0b27ff92003-03-31 15:53:49 +0000826 exp_extra="\"\""
827 if test $ac_sys_release -ge 5 -o \
828 $ac_sys_release -eq 4 -a `uname -r` -ge 2 ; then
829 exp_extra="."
830 fi
831 LINKCC="\$(srcdir)/Modules/makexp_aix Modules/python.exp $exp_extra \$(LIBRARY); $LINKCC";;
Georg Brandlf78e02b2008-06-10 17:40:04 +0000832 QNX*)
833 # qcc must be used because the other compilers do not
834 # support -N.
835 LINKCC=qcc;;
Guido van Rossumfb842551997-08-06 23:42:07 +0000836 esac
837fi
838AC_MSG_RESULT($LINKCC)
839
Tarek Ziadébe720e02009-05-09 11:55:12 +0000840# GNULD is set to "yes" if the GNU linker is used. If this goes wrong
841# make sure we default having it set to "no": this is used by
842# distutils.unixccompiler to know if it should add --enable-new-dtags
843# to linker command lines, and failing to detect GNU ld simply results
844# in the same bahaviour as before.
845AC_SUBST(GNULD)
846AC_MSG_CHECKING(for GNU ld)
847ac_prog=ld
848if test "$GCC" = yes; then
849 ac_prog=`$CC -print-prog-name=ld`
850fi
851case `"$ac_prog" -V 2>&1 < /dev/null` in
852 *GNU*)
853 GNULD=yes;;
854 *)
855 GNULD=no;;
856esac
857AC_MSG_RESULT($GNULD)
858
Daniel Stutzbacha606faa2010-08-31 19:51:07 +0000859AC_C_INLINE
860if test "$ac_cv_c_inline" != no ; then
Benjamin Petersond7f73e92010-09-05 00:09:07 +0000861 AC_DEFINE(USE_INLINE, 1, [Define to use the C99 inline keyword.])
Daniel Stutzbacha606faa2010-08-31 19:51:07 +0000862 AC_SUBST(USE_INLINE)
863fi
864
865
Martin v. Löwis1142de32002-03-29 16:28:31 +0000866AC_MSG_CHECKING(for --enable-shared)
867AC_ARG_ENABLE(shared,
Matthias Klose2b8733f2010-04-25 18:34:36 +0000868 AS_HELP_STRING([--enable-shared], [disable/enable building shared python library]))
Guido van Rossum54ecc3d1999-01-27 17:53:11 +0000869
Martin v. Löwis1142de32002-03-29 16:28:31 +0000870if test -z "$enable_shared"
871then
Martin v. Löwisb51033d2002-05-03 05:53:15 +0000872 case $ac_sys_system in
Antoine Pitrou6103ab12009-10-24 20:11:21 +0000873 CYGWIN*)
Martin v. Löwisb51033d2002-05-03 05:53:15 +0000874 enable_shared="yes";;
875 *)
876 enable_shared="no";;
877 esac
Martin v. Löwis1142de32002-03-29 16:28:31 +0000878fi
879AC_MSG_RESULT($enable_shared)
880
Skip Montanaro56f6a4f2004-06-18 02:47:22 +0000881AC_MSG_CHECKING(for --enable-profiling)
882AC_ARG_ENABLE(profiling,
doko@ubuntu.comba015832012-06-30 16:52:05 +0200883 AS_HELP_STRING([--enable-profiling], [enable C-level code profiling]))
884if test "x$enable_profiling" = xyes; then
885 ac_save_cc="$CC"
886 CC="$(CC) -pg"
887 AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])],
888 [],
889 [enable_profiling=no])
890 CC="$ac_save_cc"
891else
892 enable_profiling=no
893fi
894AC_MSG_RESULT($enable_profiling)
Skip Montanaro56f6a4f2004-06-18 02:47:22 +0000895
doko@ubuntu.comba015832012-06-30 16:52:05 +0200896if test "x$enable_profiling" = xyes; then
897 BASECFLAGS="-pg $BASECFLAGS"
898 LDFLAGS="-pg $LDFLAGS"
899fi
Martin v. Löwis1142de32002-03-29 16:28:31 +0000900
901AC_MSG_CHECKING(LDLIBRARY)
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000902
Guido van Rossumb8552162001-09-05 14:58:11 +0000903# MacOSX framework builds need more magic. LDLIBRARY is the dynamic
904# library that we build, but we do not want to link against it (we
905# will find it with a -framework option). For this reason there is an
906# extra variable BLDLIBRARY against which Python and the extension
907# modules are linked, BLDLIBRARY. This is normally the same as
908# LDLIBRARY, but empty for MacOSX framework builds.
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000909if test "$enable_framework"
910then
911 LDLIBRARY='$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
Jack Jansen66b84832003-07-04 12:14:39 +0000912 RUNSHARED=DYLD_FRAMEWORK_PATH="`pwd`:$DYLD_FRAMEWORK_PATH"
Jack Jansenb6e9cad2001-08-15 01:26:28 +0000913 BLDLIBRARY=''
914else
915 BLDLIBRARY='$(LDLIBRARY)'
916fi
917
Martin v. Löwis1142de32002-03-29 16:28:31 +0000918# Other platforms follow
919if test $enable_shared = "yes"; then
doko@python.org87421192013-01-26 11:39:31 +0100920 PY_ENABLE_SHARED=1
Mark Hammond8235ea12002-07-19 06:55:41 +0000921 AC_DEFINE(Py_ENABLE_SHARED, 1, [Defined if Python is built as a shared library.])
Martin v. Löwis1142de32002-03-29 16:28:31 +0000922 case $ac_sys_system in
Martin v. Löwis1142de32002-03-29 16:28:31 +0000923 CYGWIN*)
Barry Warsaw8cf4eae2010-10-16 01:04:07 +0000924 LDLIBRARY='libpython$(LDVERSION).dll.a'
925 DLLLIBRARY='libpython$(LDVERSION).dll'
Martin v. Löwis1142de32002-03-29 16:28:31 +0000926 ;;
927 SunOS*)
Barry Warsaw8cf4eae2010-10-16 01:04:07 +0000928 LDLIBRARY='libpython$(LDVERSION).so'
929 BLDLIBRARY='-Wl,-R,$(LIBDIR) -L. -lpython$(LDVERSION)'
Martin v. Löwisfc9b75f2003-08-09 09:06:52 +0000930 RUNSHARED=LD_LIBRARY_PATH=`pwd`:${LD_LIBRARY_PATH}
Martin v. Löwis2389c412003-10-31 15:42:07 +0000931 INSTSONAME="$LDLIBRARY".$SOVERSION
Martin v. Löwis9b142aa2011-02-05 20:26:52 +0000932 if test "$with_pydebug" != yes
Martin v. Löwisd1fc34d2010-12-30 14:55:47 +0000933 then
934 PY3LIBRARY=libpython3.so
935 fi
Martin v. Löwis1142de32002-03-29 16:28:31 +0000936 ;;
Charles-François Natali749400a2011-07-24 22:41:18 +0200937 Linux*|GNU*|NetBSD*|FreeBSD*|DragonFly*|OpenBSD*)
Barry Warsaw8cf4eae2010-10-16 01:04:07 +0000938 LDLIBRARY='libpython$(LDVERSION).so'
939 BLDLIBRARY='-L. -lpython$(LDVERSION)'
Martin v. Löwisfc9b75f2003-08-09 09:06:52 +0000940 RUNSHARED=LD_LIBRARY_PATH=`pwd`:${LD_LIBRARY_PATH}
Hye-Shik Chang33761492004-10-26 09:53:46 +0000941 case $ac_sys_system in
942 FreeBSD*)
943 SOVERSION=`echo $SOVERSION|cut -d "." -f 1`
944 ;;
945 esac
Martin v. Löwis1142de32002-03-29 16:28:31 +0000946 INSTSONAME="$LDLIBRARY".$SOVERSION
Martin v. Löwis9b142aa2011-02-05 20:26:52 +0000947 if test "$with_pydebug" != yes
Martin v. Löwisd1fc34d2010-12-30 14:55:47 +0000948 then
949 PY3LIBRARY=libpython3.so
950 fi
Martin v. Löwis1142de32002-03-29 16:28:31 +0000951 ;;
952 hp*|HP*)
Thomas Wouters477c8d52006-05-27 19:21:47 +0000953 case `uname -m` in
954 ia64)
Barry Warsaw8cf4eae2010-10-16 01:04:07 +0000955 LDLIBRARY='libpython$(LDVERSION).so'
Thomas Wouters477c8d52006-05-27 19:21:47 +0000956 ;;
957 *)
Barry Warsaw8cf4eae2010-10-16 01:04:07 +0000958 LDLIBRARY='libpython$(LDVERSION).sl'
Thomas Wouters477c8d52006-05-27 19:21:47 +0000959 ;;
960 esac
Barry Warsaw8cf4eae2010-10-16 01:04:07 +0000961 BLDLIBRARY='-Wl,+b,$(LIBDIR) -L. -lpython$(LDVERSION)'
Martin v. Löwisfc9b75f2003-08-09 09:06:52 +0000962 RUNSHARED=SHLIB_PATH=`pwd`:${SHLIB_PATH}
Martin v. Löwis1142de32002-03-29 16:28:31 +0000963 ;;
Georg Brandlb1441c72009-01-03 22:33:39 +0000964 Darwin*)
Barry Warsaw8cf4eae2010-10-16 01:04:07 +0000965 LDLIBRARY='libpython$(LDVERSION).dylib'
966 BLDLIBRARY='-L. -lpython$(LDVERSION)'
Georg Brandlb1441c72009-01-03 22:33:39 +0000967 RUNSHARED='DYLD_LIBRARY_PATH=`pwd`:${DYLD_LIBRARY_PATH}'
968 ;;
Antoine Pitrou8e6b4072010-09-10 19:44:44 +0000969 AIX*)
Barry Warsaw8cf4eae2010-10-16 01:04:07 +0000970 LDLIBRARY='libpython$(LDVERSION).so'
Antoine Pitrou8e6b4072010-09-10 19:44:44 +0000971 RUNSHARED=LIBPATH=`pwd`:${LIBPATH}
972 ;;
Georg Brandlb1441c72009-01-03 22:33:39 +0000973
Martin v. Löwis1142de32002-03-29 16:28:31 +0000974 esac
Jason Tishler30765592003-09-04 11:04:06 +0000975else # shared is disabled
doko@python.org87421192013-01-26 11:39:31 +0100976 PY_ENABLE_SHARED=0
Jason Tishler30765592003-09-04 11:04:06 +0000977 case $ac_sys_system in
978 CYGWIN*)
979 BLDLIBRARY='$(LIBRARY)'
Barry Warsaw8cf4eae2010-10-16 01:04:07 +0000980 LDLIBRARY='libpython$(LDVERSION).dll.a'
Jason Tishler30765592003-09-04 11:04:06 +0000981 ;;
982 esac
Martin v. Löwis1142de32002-03-29 16:28:31 +0000983fi
984
doko@ubuntu.com1abe1c52012-06-30 20:42:45 +0200985if test "$cross_compiling" = yes; then
986 RUNSHARED=
987fi
988
Guido van Rossum54ecc3d1999-01-27 17:53:11 +0000989AC_MSG_RESULT($LDLIBRARY)
990
Guido van Rossum627b2d71993-12-24 10:39:16 +0000991AC_PROG_RANLIB
Guido van Rossum433c8ad1994-08-01 12:07:07 +0000992AC_SUBST(AR)
doko@ubuntu.com51f65942012-06-30 14:42:46 +0200993AC_CHECK_TOOLS(AR, ar aal, ar)
Neil Schemenauera42c8272001-03-31 00:01:55 +0000994
Tarek Ziadé5662d3e2009-05-07 21:24:43 +0000995# tweak ARFLAGS only if the user didn't set it on the command line
996AC_SUBST(ARFLAGS)
997if test -z "$ARFLAGS"
998then
999 ARFLAGS="rc"
1000fi
1001
doko@ubuntu.com58844492012-06-30 18:25:32 +02001002AC_CHECK_TOOLS([READELF], [readelf], [:])
1003if test "$cross_compiling" = yes; then
1004 case "$READELF" in
1005 readelf|:)
1006 AC_MSG_ERROR([readelf for the host is required for cross builds])
1007 ;;
1008 esac
1009fi
1010AC_SUBST(READELF)
1011
Matthias Klosec4c48422012-10-21 23:05:35 +02001012AC_SUBST(ASDLGEN)
1013AC_CHECK_PROGS(PYTHON, python$PACKAGE_VERSION python3 python, not-found)
Ross Lagerwall1b863eb2012-10-29 17:31:54 +00001014if test "$PYTHON" = not-found; then
Matthias Klosec4c48422012-10-21 23:05:35 +02001015 ASDLGEN="@echo python: $PYTHON! cannot run \$(srcdir)/Parser/asdl_c.py #"
1016else
1017 ASDLGEN="$PYTHON"
Ralf Schmitt023f3a72011-05-31 17:10:03 -05001018fi
1019
1020
Neil Schemenauera42c8272001-03-31 00:01:55 +00001021case $MACHDEP in
Neil Schemenaueraf5567f2001-10-21 22:32:04 +00001022bsdos*|hp*|HP*)
1023 # install -d does not work on BSDI or HP-UX
Neil Schemenauera42c8272001-03-31 00:01:55 +00001024 if test -z "$INSTALL"
1025 then
1026 INSTALL="${srcdir}/install-sh -c"
1027 fi
1028esac
Neil Schemenauer55f0cf32001-01-24 17:24:33 +00001029AC_PROG_INSTALL
Matthias Klose93a0ef12012-03-15 18:08:34 +01001030AC_PROG_MKDIR_P
Guido van Rossumb418f891996-07-30 18:06:02 +00001031
Guido van Rossumec95c7b1998-08-04 17:59:56 +00001032# Not every filesystem supports hard links
1033AC_SUBST(LN)
1034if test -z "$LN" ; then
1035 case $ac_sys_system in
Guido van Rossumaef734b2001-01-10 21:09:12 +00001036 CYGWIN*) LN="ln -s";;
Guido van Rossumec95c7b1998-08-04 17:59:56 +00001037 *) LN=ln;;
1038 esac
1039fi
1040
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00001041# For calculating the .so ABI tag.
Barry Warsaw8cf4eae2010-10-16 01:04:07 +00001042AC_SUBST(ABIFLAGS)
1043ABIFLAGS=""
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00001044
Fred Drake9f715822001-07-11 06:27:00 +00001045# Check for --with-pydebug
1046AC_MSG_CHECKING(for --with-pydebug)
1047AC_ARG_WITH(pydebug,
Matthias Klose2b8733f2010-04-25 18:34:36 +00001048 AS_HELP_STRING([--with-pydebug], [build with Py_DEBUG defined]),
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00001049[
Fred Drake9f715822001-07-11 06:27:00 +00001050if test "$withval" != no
Martin v. Löwisc45929e2002-04-06 10:10:49 +00001051then
1052 AC_DEFINE(Py_DEBUG, 1,
1053 [Define if you want to build an interpreter with many run-time checks.])
1054 AC_MSG_RESULT(yes);
1055 Py_DEBUG='true'
Barry Warsaw8cf4eae2010-10-16 01:04:07 +00001056 ABIFLAGS="${ABIFLAGS}d"
Fred Drake9f715822001-07-11 06:27:00 +00001057else AC_MSG_RESULT(no); Py_DEBUG='false'
1058fi],
1059[AC_MSG_RESULT(no)])
1060
Skip Montanarodecc6a42003-01-01 20:07:49 +00001061# XXX Shouldn't the code above that fiddles with BASECFLAGS and OPT be
1062# merged with this chunk of code?
1063
Neil Schemenauer55f0cf32001-01-24 17:24:33 +00001064# Optimizer/debugger flags
Skip Montanarodecc6a42003-01-01 20:07:49 +00001065# ------------------------
1066# (The following bit of code is complicated enough - please keep things
1067# indented properly. Just pretend you're editing Python code. ;-)
1068
1069# There are two parallel sets of case statements below, one that checks to
1070# see if OPT was set and one that does BASECFLAGS setting based upon
1071# compiler and platform. BASECFLAGS tweaks need to be made even if the
1072# user set OPT.
1073
1074# tweak OPT based on compiler and platform, only if the user didn't set
1075# it on the command line
Guido van Rossumb418f891996-07-30 18:06:02 +00001076AC_SUBST(OPT)
Benjamin Peterson65b4ec52010-03-23 21:02:34 +00001077if test "${OPT-unset}" = "unset"
Guido van Rossumb418f891996-07-30 18:06:02 +00001078then
Skip Montanarodecc6a42003-01-01 20:07:49 +00001079 case $GCC in
1080 yes)
Thomas Wouters49fd7fa2006-04-21 10:40:58 +00001081 if test "$CC" != 'g++' ; then
1082 STRICT_PROTO="-Wstrict-prototypes"
1083 fi
Christian Heimes38053212007-12-14 01:24:44 +00001084 # For gcc 4.x we need to use -fwrapv so lets check if its supported
1085 if "$CC" -v --help 2>/dev/null |grep -- -fwrapv > /dev/null; then
1086 WRAP="-fwrapv"
1087 fi
Stefan Krah962055d2011-09-14 15:14:08 +02001088
1089 # Clang also needs -fwrapv
Stefan Krahaf04ff22011-12-08 22:20:31 +01001090 case $CC in
1091 *clang*) WRAP="-fwrapv"
1092 ;;
1093 esac
Stefan Krah962055d2011-09-14 15:14:08 +02001094
Skip Montanarodecc6a42003-01-01 20:07:49 +00001095 case $ac_cv_prog_cc_g in
Guido van Rossum2242f2f2001-04-11 20:58:20 +00001096 yes)
Fred Drake9f715822001-07-11 06:27:00 +00001097 if test "$Py_DEBUG" = 'true' ; then
1098 # Optimization messes up debuggers, so turn it off for
1099 # debug builds.
Mark Dickinsonb2153e92010-05-05 22:31:36 +00001100 OPT="-g -O0 -Wall $STRICT_PROTO"
Fred Drake9f715822001-07-11 06:27:00 +00001101 else
Christian Heimes38053212007-12-14 01:24:44 +00001102 OPT="-g $WRAP -O3 -Wall $STRICT_PROTO"
Skip Montanarodecc6a42003-01-01 20:07:49 +00001103 fi
1104 ;;
Guido van Rossum2242f2f2001-04-11 20:58:20 +00001105 *)
Thomas Wouters49fd7fa2006-04-21 10:40:58 +00001106 OPT="-O3 -Wall $STRICT_PROTO"
Skip Montanarodecc6a42003-01-01 20:07:49 +00001107 ;;
Fred Drake9f715822001-07-11 06:27:00 +00001108 esac
Martin v. Löwis21ee4092002-09-30 16:19:48 +00001109 case $ac_sys_system in
Skip Montanarodecc6a42003-01-01 20:07:49 +00001110 SCO_SV*) OPT="$OPT -m486 -DSCO5"
1111 ;;
1112 esac
Fred Drake9f715822001-07-11 06:27:00 +00001113 ;;
Skip Montanarodecc6a42003-01-01 20:07:49 +00001114
Guido van Rossum2242f2f2001-04-11 20:58:20 +00001115 *)
Skip Montanarodecc6a42003-01-01 20:07:49 +00001116 OPT="-O"
1117 ;;
Guido van Rossum2242f2f2001-04-11 20:58:20 +00001118 esac
Guido van Rossum4e8af441994-08-19 15:33:54 +00001119fi
Guido van Rossum627b2d71993-12-24 10:39:16 +00001120
Skip Montanarodecc6a42003-01-01 20:07:49 +00001121AC_SUBST(BASECFLAGS)
Georg Brandlfcaf9102008-07-16 02:17:56 +00001122
1123# The -arch flags for universal builds on OSX
1124UNIVERSAL_ARCH_FLAGS=
1125AC_SUBST(UNIVERSAL_ARCH_FLAGS)
1126
Skip Montanarodecc6a42003-01-01 20:07:49 +00001127# tweak BASECFLAGS based on compiler and platform
1128case $GCC in
1129yes)
Benjamin Petersone6c9d242010-03-30 17:34:47 +00001130 # Python doesn't violate C99 aliasing rules, but older versions of
1131 # GCC produce warnings for legal Python code. Enable
1132 # -fno-strict-aliasing on versions of GCC that support but produce
1133 # warnings. See Issue3326
1134 AC_MSG_CHECKING(whether $CC accepts and needs -fno-strict-aliasing)
Martin v. Löwis70fedcd2003-07-07 21:26:19 +00001135 ac_save_cc="$CC"
1136 CC="$CC -fno-strict-aliasing"
Benjamin Petersone6c9d242010-03-30 17:34:47 +00001137 save_CFLAGS="$CFLAGS"
1138 AC_CACHE_VAL(ac_cv_no_strict_aliasing,
Matthias Kloseb159a552010-04-25 21:00:44 +00001139 AC_COMPILE_IFELSE(
1140 [
Mark Dickinson8c2b6f12010-05-11 09:23:07 +00001141 AC_LANG_PROGRAM([[]], [[]])
Matthias Kloseb159a552010-04-25 21:00:44 +00001142 ],[
1143 CC="$ac_save_cc -fstrict-aliasing"
1144 CFLAGS="$CFLAGS -Werror -Wstrict-aliasing"
1145 AC_COMPILE_IFELSE(
1146 [
Mark Dickinson8c2b6f12010-05-11 09:23:07 +00001147 AC_LANG_PROGRAM([[void f(int **x) {}]],
1148 [[double *x; f((int **) &x);]])
Matthias Kloseb159a552010-04-25 21:00:44 +00001149 ],[
1150 ac_cv_no_strict_aliasing=no
1151 ],[
1152 ac_cv_no_strict_aliasing=yes
1153 ])
1154 ],[
1155 ac_cv_no_strict_aliasing=no
1156 ]))
Benjamin Petersone6c9d242010-03-30 17:34:47 +00001157 CFLAGS="$save_CFLAGS"
Martin v. Löwis70fedcd2003-07-07 21:26:19 +00001158 CC="$ac_save_cc"
Benjamin Petersone6c9d242010-03-30 17:34:47 +00001159 AC_MSG_RESULT($ac_cv_no_strict_aliasing)
1160 if test $ac_cv_no_strict_aliasing = yes
Martin v. Löwis70fedcd2003-07-07 21:26:19 +00001161 then
1162 BASECFLAGS="$BASECFLAGS -fno-strict-aliasing"
1163 fi
Mark Dickinsonb0e2b4c2008-04-26 20:48:56 +00001164
Benjamin Peterson7ddbf102011-09-23 13:23:22 -04001165 AC_MSG_CHECKING(if we can turn off $CC unused result warning)
1166 ac_save_cc="$CC"
1167 CC="$CC -Wunused-result -Werror"
1168 save_CFLAGS="$CFLAGS"
1169 AC_CACHE_VAL(ac_cv_disable_unused_result_warning,
1170 AC_COMPILE_IFELSE(
1171 [
1172 AC_LANG_PROGRAM([[]], [[]])
1173 ],[
1174 ac_cv_disable_unused_result_warning=yes
1175 ],[
1176 ac_cv_disable_unused_result_warning=no
1177 ]))
1178 CFLAGS="$save_CFLAGS"
1179 CC="$ac_save_cc"
1180 AC_MSG_RESULT($ac_cv_disable_unused_result_warning)
1181
1182 if test $ac_cv_disable_unused_result_warning = yes
1183 then
1184 BASECFLAGS="$BASECFLAGS -Wno-unused-result"
1185 fi
1186
Mark Dickinsonb0e2b4c2008-04-26 20:48:56 +00001187 # if using gcc on alpha, use -mieee to get (near) full IEEE 754
1188 # support. Without this, treatment of subnormals doesn't follow
1189 # the standard.
Matthias Klosedf2aecb2012-03-15 22:19:28 +01001190 case $host in
Mark Dickinsonb0e2b4c2008-04-26 20:48:56 +00001191 alpha*)
1192 BASECFLAGS="$BASECFLAGS -mieee"
1193 ;;
1194 esac
1195
Skip Montanarodecc6a42003-01-01 20:07:49 +00001196 case $ac_sys_system in
1197 SCO_SV*)
1198 BASECFLAGS="$BASECFLAGS -m486 -DSCO5"
1199 ;;
1200 # is there any other compiler on Darwin besides gcc?
1201 Darwin*)
Christian Heimesb186d002008-03-18 15:15:01 +00001202 # -Wno-long-double, -no-cpp-precomp, and -mno-fused-madd
1203 # used to be here, but non-Apple gcc doesn't accept them.
Ronald Oussoren666028b2010-04-18 19:07:43 +00001204 if test "${CC}" = gcc
1205 then
1206 AC_MSG_CHECKING(which compiler should be used)
1207 case "${UNIVERSALSDK}" in
1208 */MacOSX10.4u.sdk)
1209 # Build using 10.4 SDK, force usage of gcc when the
1210 # compiler is gcc, otherwise the user will get very
1211 # confusing error messages when building on OSX 10.6
1212 CC=gcc-4.0
1213 CPP=cpp-4.0
1214 ;;
1215 esac
1216 AC_MSG_RESULT($CC)
1217 fi
Benjamin Peterson67c38e22008-07-17 16:10:34 +00001218
1219
Thomas Wouters477c8d52006-05-27 19:21:47 +00001220 if test "${enable_universalsdk}"; then
Georg Brandlfcaf9102008-07-16 02:17:56 +00001221 UNIVERSAL_ARCH_FLAGS=""
1222 if test "$UNIVERSAL_ARCHS" = "32-bit" ; then
1223 UNIVERSAL_ARCH_FLAGS="-arch ppc -arch i386"
Benjamin Peterson6794aa32008-07-16 20:33:37 +00001224 ARCH_RUN_32BIT=""
Benjamin Peterson051858e2010-04-11 22:14:02 +00001225 LIPO_32BIT_FLAGS=""
Georg Brandlfcaf9102008-07-16 02:17:56 +00001226 elif test "$UNIVERSAL_ARCHS" = "64-bit" ; then
1227 UNIVERSAL_ARCH_FLAGS="-arch ppc64 -arch x86_64"
Ronald Oussoren6f6c5622009-12-24 14:03:19 +00001228 LIPO_32BIT_FLAGS=""
Ronald Oussoren5bbab3e2009-09-06 11:01:15 +00001229 ARCH_RUN_32BIT="true"
Georg Brandlfcaf9102008-07-16 02:17:56 +00001230
1231 elif test "$UNIVERSAL_ARCHS" = "all" ; then
1232 UNIVERSAL_ARCH_FLAGS="-arch i386 -arch ppc -arch ppc64 -arch x86_64"
Ronald Oussoren6f6c5622009-12-24 14:03:19 +00001233 LIPO_32BIT_FLAGS="-extract ppc7400 -extract i386"
Ronald Oussoren564f7f22010-02-11 13:23:08 +00001234 ARCH_RUN_32BIT="/usr/bin/arch -i386 -ppc"
Georg Brandlfcaf9102008-07-16 02:17:56 +00001235
Ronald Oussoren3c064c12009-09-08 07:12:42 +00001236 elif test "$UNIVERSAL_ARCHS" = "intel" ; then
1237 UNIVERSAL_ARCH_FLAGS="-arch i386 -arch x86_64"
Ronald Oussoren6f6c5622009-12-24 14:03:19 +00001238 LIPO_32BIT_FLAGS="-extract i386"
Ronald Oussoren564f7f22010-02-11 13:23:08 +00001239 ARCH_RUN_32BIT="/usr/bin/arch -i386"
Ronald Oussoren3c064c12009-09-08 07:12:42 +00001240
1241 elif test "$UNIVERSAL_ARCHS" = "3-way" ; then
1242 UNIVERSAL_ARCH_FLAGS="-arch i386 -arch ppc -arch x86_64"
Ronald Oussoren6f6c5622009-12-24 14:03:19 +00001243 LIPO_32BIT_FLAGS="-extract ppc7400 -extract i386"
Ronald Oussoren564f7f22010-02-11 13:23:08 +00001244 ARCH_RUN_32BIT="/usr/bin/arch -i386 -ppc"
Ronald Oussoren3c064c12009-09-08 07:12:42 +00001245
Georg Brandlfcaf9102008-07-16 02:17:56 +00001246 else
Ronald Oussoren74f29b42009-09-20 20:09:26 +00001247 AC_MSG_ERROR([proper usage is --with-universal-arch=32-bit|64-bit|all|intel|3-way])
Georg Brandlfcaf9102008-07-16 02:17:56 +00001248
1249 fi
1250
1251
Ronald Oussoren666028b2010-04-18 19:07:43 +00001252 CFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${CFLAGS}"
1253 if test "${UNIVERSALSDK}" != "/"
1254 then
1255 CFLAGS="-isysroot ${UNIVERSALSDK} ${CFLAGS}"
1256 LDFLAGS="-isysroot ${UNIVERSALSDK} ${LDFLAGS}"
Ronald Oussoren712979d2010-04-20 19:51:33 +00001257 CPPFLAGS="-isysroot ${UNIVERSALSDK} ${CPPFLAGS}"
Benjamin Peterson67c38e22008-07-17 16:10:34 +00001258 fi
Thomas Wouters477c8d52006-05-27 19:21:47 +00001259 fi
1260
Benjamin Peterson67c38e22008-07-17 16:10:34 +00001261 # Calculate the right deployment target for this build.
1262 #
1263 cur_target=`sw_vers -productVersion | sed 's/\(10\.[[0-9]]*\).*/\1/'`
Ned Deily3784ff92012-06-25 05:04:28 -07001264 if test ${cur_target} '>' 10.2 && \
1265 test ${cur_target} '<' 10.6
1266 then
Benjamin Peterson67c38e22008-07-17 16:10:34 +00001267 cur_target=10.3
Ronald Oussoren5bbab3e2009-09-06 11:01:15 +00001268 if test ${enable_universalsdk}; then
1269 if test "${UNIVERSAL_ARCHS}" = "all"; then
1270 # Ensure that the default platform for a
1271 # 4-way universal build is OSX 10.5,
1272 # that's the first OS release where
1273 # 4-way builds make sense.
1274 cur_target='10.5'
Ronald Oussoren3c064c12009-09-08 07:12:42 +00001275
1276 elif test "${UNIVERSAL_ARCHS}" = "3-way"; then
1277 cur_target='10.5'
1278
1279 elif test "${UNIVERSAL_ARCHS}" = "intel"; then
1280 cur_target='10.5'
1281
1282 elif test "${UNIVERSAL_ARCHS}" = "64-bit"; then
1283 cur_target='10.5'
Ronald Oussoren5bbab3e2009-09-06 11:01:15 +00001284 fi
1285 else
Ronald Oussorene3da75a2010-02-11 13:38:58 +00001286 if test `/usr/bin/arch` = "i386"; then
Ronald Oussoren5bbab3e2009-09-06 11:01:15 +00001287 # On Intel macs default to a deployment
1288 # target of 10.4, that's the first OSX
1289 # release with Intel support.
1290 cur_target="10.4"
1291 fi
1292 fi
Benjamin Peterson67c38e22008-07-17 16:10:34 +00001293 fi
1294 CONFIGURE_MACOSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET-${cur_target}}
1295
1296 # Make sure that MACOSX_DEPLOYMENT_TARGET is set in the
1297 # environment with a value that is the same as what we'll use
1298 # in the Makefile to ensure that we'll get the same compiler
1299 # environment during configure and build time.
1300 MACOSX_DEPLOYMENT_TARGET="$CONFIGURE_MACOSX_DEPLOYMENT_TARGET"
1301 export MACOSX_DEPLOYMENT_TARGET
1302 EXPORT_MACOSX_DEPLOYMENT_TARGET=''
1303
Skip Montanarodecc6a42003-01-01 20:07:49 +00001304 ;;
1305 esac
1306 ;;
1307
1308*)
1309 case $ac_sys_system in
1310 OpenUNIX*|UnixWare*)
1311 BASECFLAGS="$BASECFLAGS -K pentium,host,inline,loop_unroll,alloca "
1312 ;;
1313 SCO_SV*)
1314 BASECFLAGS="$BASECFLAGS -belf -Ki486 -DSCO5"
1315 ;;
1316 esac
1317 ;;
1318esac
1319
Fred Drakee1ceaa02001-12-04 20:55:47 +00001320if test "$Py_DEBUG" = 'true'; then
1321 :
1322else
1323 OPT="-DNDEBUG $OPT"
1324fi
1325
Guido van Rossum6f2260e1996-09-09 16:21:03 +00001326if test "$ac_arch_flags"
Guido van Rossumc5a39031996-07-31 17:35:03 +00001327then
Skip Montanarodecc6a42003-01-01 20:07:49 +00001328 BASECFLAGS="$BASECFLAGS $ac_arch_flags"
Guido van Rossumc5a39031996-07-31 17:35:03 +00001329fi
Guido van Rossum5739e7e1995-01-20 16:50:53 +00001330
Thomas Wouters89f507f2006-12-13 04:49:30 +00001331# Check whether GCC supports PyArg_ParseTuple format
1332if test "$GCC" = "yes"
1333then
1334 AC_MSG_CHECKING(whether gcc supports ParseTuple __format__)
1335 save_CFLAGS=$CFLAGS
1336 CFLAGS="$CFLAGS -Werror"
Matthias Kloseb159a552010-04-25 21:00:44 +00001337 AC_COMPILE_IFELSE([
1338 AC_LANG_PROGRAM([[void f(char*,...)__attribute((format(PyArg_ParseTuple, 1, 2)));]], [[]])
1339 ],[
1340 AC_DEFINE(HAVE_ATTRIBUTE_FORMAT_PARSETUPLE, 1,
1341 [Define if GCC supports __attribute__((format(PyArg_ParseTuple, 2, 3)))])
1342 AC_MSG_RESULT(yes)
1343 ],[
1344 AC_MSG_RESULT(no)
1345 ])
Thomas Wouters89f507f2006-12-13 04:49:30 +00001346 CFLAGS=$save_CFLAGS
1347fi
1348
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00001349# On some compilers, pthreads are available without further options
1350# (e.g. MacOS X). On some of these systems, the compiler will not
1351# complain if unaccepted options are passed (e.g. gcc on Mac OS X).
1352# So we have to see first whether pthreads are available without
1353# options before we can check whether -Kpthread improves anything.
1354AC_MSG_CHECKING(whether pthreads are available without options)
1355AC_CACHE_VAL(ac_cv_pthread_is_default,
Matthias Kloseb159a552010-04-25 21:00:44 +00001356[AC_RUN_IFELSE([AC_LANG_SOURCE([[
Stefan Krah7dba5942012-11-22 22:49:11 +01001357#include <stdio.h>
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00001358#include <pthread.h>
1359
1360void* routine(void* p){return NULL;}
1361
1362int main(){
1363 pthread_t p;
1364 if(pthread_create(&p,NULL,routine,NULL)!=0)
1365 return 1;
Jack Jansen4f8d0542002-03-08 13:43:01 +00001366 (void)pthread_detach(p);
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00001367 return 0;
1368}
Matthias Kloseb159a552010-04-25 21:00:44 +00001369]])],[
Skip Montanarod8d39a02003-07-10 20:44:10 +00001370 ac_cv_pthread_is_default=yes
1371 ac_cv_kthread=no
1372 ac_cv_pthread=no
Matthias Kloseb159a552010-04-25 21:00:44 +00001373],[ac_cv_pthread_is_default=no],[ac_cv_pthread_is_default=no])
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00001374])
1375AC_MSG_RESULT($ac_cv_pthread_is_default)
1376
1377
1378if test $ac_cv_pthread_is_default = yes
1379then
1380 ac_cv_kpthread=no
1381else
Martin v. Löwis130fb172001-07-19 11:00:41 +00001382# -Kpthread, if available, provides the right #defines
1383# and linker options to make pthread_create available
Martin v. Löwis260aecc2001-10-07 08:14:41 +00001384# Some compilers won't report that they do not support -Kpthread,
1385# so we need to run a program to see whether it really made the
1386# function available.
Martin v. Löwis130fb172001-07-19 11:00:41 +00001387AC_MSG_CHECKING(whether $CC accepts -Kpthread)
1388AC_CACHE_VAL(ac_cv_kpthread,
1389[ac_save_cc="$CC"
1390CC="$CC -Kpthread"
Matthias Kloseb159a552010-04-25 21:00:44 +00001391AC_RUN_IFELSE([AC_LANG_SOURCE([[
Stefan Krah7dba5942012-11-22 22:49:11 +01001392#include <stdio.h>
Martin v. Löwis260aecc2001-10-07 08:14:41 +00001393#include <pthread.h>
1394
1395void* routine(void* p){return NULL;}
1396
1397int main(){
1398 pthread_t p;
1399 if(pthread_create(&p,NULL,routine,NULL)!=0)
1400 return 1;
Jack Jansen4f8d0542002-03-08 13:43:01 +00001401 (void)pthread_detach(p);
Martin v. Löwis260aecc2001-10-07 08:14:41 +00001402 return 0;
1403}
Matthias Kloseb159a552010-04-25 21:00:44 +00001404]])],[ac_cv_kpthread=yes],[ac_cv_kpthread=no],[ac_cv_kpthread=no])
Martin v. Löwis130fb172001-07-19 11:00:41 +00001405CC="$ac_save_cc"])
Martin v. Löwis130fb172001-07-19 11:00:41 +00001406AC_MSG_RESULT($ac_cv_kpthread)
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00001407fi
Martin v. Löwis130fb172001-07-19 11:00:41 +00001408
Skip Montanarod8d39a02003-07-10 20:44:10 +00001409if test $ac_cv_kpthread = no -a $ac_cv_pthread_is_default = no
Martin v. Löwis5f433f02003-05-05 05:05:30 +00001410then
1411# -Kthread, if available, provides the right #defines
1412# and linker options to make pthread_create available
1413# Some compilers won't report that they do not support -Kthread,
1414# so we need to run a program to see whether it really made the
1415# function available.
1416AC_MSG_CHECKING(whether $CC accepts -Kthread)
1417AC_CACHE_VAL(ac_cv_kthread,
1418[ac_save_cc="$CC"
1419CC="$CC -Kthread"
Matthias Kloseb159a552010-04-25 21:00:44 +00001420AC_RUN_IFELSE([AC_LANG_SOURCE([[
Stefan Krah7dba5942012-11-22 22:49:11 +01001421#include <stdio.h>
Martin v. Löwis5f433f02003-05-05 05:05:30 +00001422#include <pthread.h>
1423
1424void* routine(void* p){return NULL;}
1425
1426int main(){
1427 pthread_t p;
1428 if(pthread_create(&p,NULL,routine,NULL)!=0)
1429 return 1;
1430 (void)pthread_detach(p);
1431 return 0;
1432}
Matthias Kloseb159a552010-04-25 21:00:44 +00001433]])],[ac_cv_kthread=yes],[ac_cv_kthread=no],[ac_cv_kthread=no])
Martin v. Löwis5f433f02003-05-05 05:05:30 +00001434CC="$ac_save_cc"])
1435AC_MSG_RESULT($ac_cv_kthread)
1436fi
1437
Skip Montanarod8d39a02003-07-10 20:44:10 +00001438if test $ac_cv_kthread = no -a $ac_cv_pthread_is_default = no
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00001439then
1440# -pthread, if available, provides the right #defines
1441# and linker options to make pthread_create available
1442# Some compilers won't report that they do not support -pthread,
1443# so we need to run a program to see whether it really made the
1444# function available.
1445AC_MSG_CHECKING(whether $CC accepts -pthread)
doko@python.org7981f202013-01-25 15:33:25 +01001446AC_CACHE_VAL(ac_cv_pthread,
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00001447[ac_save_cc="$CC"
1448CC="$CC -pthread"
Matthias Kloseb159a552010-04-25 21:00:44 +00001449AC_RUN_IFELSE([AC_LANG_SOURCE([[
Stefan Krah7dba5942012-11-22 22:49:11 +01001450#include <stdio.h>
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00001451#include <pthread.h>
1452
1453void* routine(void* p){return NULL;}
1454
1455int main(){
1456 pthread_t p;
1457 if(pthread_create(&p,NULL,routine,NULL)!=0)
1458 return 1;
1459 (void)pthread_detach(p);
1460 return 0;
1461}
Matthias Kloseb159a552010-04-25 21:00:44 +00001462]])],[ac_cv_pthread=yes],[ac_cv_pthread=no],[ac_cv_pthread=no])
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00001463CC="$ac_save_cc"])
1464AC_MSG_RESULT($ac_cv_pthread)
1465fi
1466
Martin v. Löwisab1e5852003-06-28 07:46:38 +00001467# If we have set a CC compiler flag for thread support then
1468# check if it works for CXX, too.
1469ac_cv_cxx_thread=no
1470if test ! -z "$CXX"
1471then
1472AC_MSG_CHECKING(whether $CXX also accepts flags for thread support)
1473ac_save_cxx="$CXX"
1474
1475if test "$ac_cv_kpthread" = "yes"
1476then
Martin v. Löwis519adae2003-09-20 10:47:47 +00001477 CXX="$CXX -Kpthread"
Martin v. Löwisab1e5852003-06-28 07:46:38 +00001478 ac_cv_cxx_thread=yes
1479elif test "$ac_cv_kthread" = "yes"
1480then
1481 CXX="$CXX -Kthread"
1482 ac_cv_cxx_thread=yes
1483elif test "$ac_cv_pthread" = "yes"
1484then
1485 CXX="$CXX -pthread"
1486 ac_cv_cxx_thread=yes
1487fi
1488
1489if test $ac_cv_cxx_thread = yes
1490then
1491 echo 'void foo();int main(){foo();}void foo(){}' > conftest.$ac_ext
1492 $CXX -c conftest.$ac_ext 2>&5
1493 if $CXX -o conftest$ac_exeext conftest.$ac_objext 2>&5 \
1494 && test -s conftest$ac_exeext && ./conftest$ac_exeext
1495 then
1496 ac_cv_cxx_thread=yes
1497 else
1498 ac_cv_cxx_thread=no
Martin v. Löwisab1e5852003-06-28 07:46:38 +00001499 fi
1500 rm -fr conftest*
Martin v. Löwisab1e5852003-06-28 07:46:38 +00001501fi
Brett Cannonc601e0f2004-11-07 01:24:12 +00001502AC_MSG_RESULT($ac_cv_cxx_thread)
Martin v. Löwisab1e5852003-06-28 07:46:38 +00001503fi
Martin v. Löwis519adae2003-09-20 10:47:47 +00001504CXX="$ac_save_cxx"
Martin v. Löwisab1e5852003-06-28 07:46:38 +00001505
Fred Drakece81d592000-07-09 14:39:29 +00001506dnl # check for ANSI or K&R ("traditional") preprocessor
1507dnl AC_MSG_CHECKING(for C preprocessor type)
Matthias Kloseb159a552010-04-25 21:00:44 +00001508dnl AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Fred Drakece81d592000-07-09 14:39:29 +00001509dnl #define spam(name, doc) {#name, &name, #name "() -- " doc}
1510dnl int foo;
1511dnl struct {char *name; int *addr; char *doc;} desc = spam(foo, "something");
Matthias Kloseb159a552010-04-25 21:00:44 +00001512dnl ]], [[;]])],[cpp_type=ansi],[AC_DEFINE(HAVE_OLD_CPP) cpp_type=traditional])
Fred Drakece81d592000-07-09 14:39:29 +00001513dnl AC_MSG_RESULT($cpp_type)
Guido van Rossum300fda71996-08-19 21:58:16 +00001514
Guido van Rossum627b2d71993-12-24 10:39:16 +00001515# checks for header files
Guido van Rossum76be6ed1995-01-02 18:33:54 +00001516AC_HEADER_STDC
doko@ubuntu.com9dc823d2012-07-07 03:06:42 +02001517ac_save_cppflags="$CPPFLAGS"
1518CPPFLAGS="$CPPFLAGS -I/usr/include/ncursesw"
Benjamin Petersonb77fe172011-09-13 17:20:47 -04001519AC_CHECK_HEADERS(asm/types.h conio.h curses.h direct.h dlfcn.h errno.h \
Thomas Wouters0e3f5912006-08-11 14:57:12 +00001520fcntl.h grp.h \
Jesus Cead8b9ae62011-11-14 19:07:41 +01001521ieeefp.h io.h langinfo.h libintl.h ncurses.h process.h pthread.h \
Benjamin Peterson94b580d2011-08-02 17:30:04 -05001522sched.h shadow.h signal.h stdint.h stropts.h termios.h \
Martin v. Löwis14e73b12003-01-01 09:51:12 +00001523unistd.h utime.h \
Jesus Cead8b9ae62011-11-14 19:07:41 +01001524poll.h sys/devpoll.h sys/epoll.h sys/poll.h \
Antoine Pitroubcf2b592012-02-08 23:28:36 +01001525sys/audioio.h sys/xattr.h sys/bsdtty.h sys/event.h sys/file.h sys/ioctl.h \
Martin v. Löwis9d6c6692012-02-03 17:44:58 +01001526sys/kern_control.h sys/loadavg.h sys/lock.h sys/mkdev.h sys/modem.h \
Jesus Cead8b9ae62011-11-14 19:07:41 +01001527sys/param.h sys/select.h sys/sendfile.h sys/socket.h sys/statvfs.h \
Martin v. Löwis9d6c6692012-02-03 17:44:58 +01001528sys/stat.h sys/syscall.h sys/sys_domain.h sys/termio.h sys/time.h \
Giampaolo Rodolàc9c2c8b2011-02-25 14:39:16 +00001529sys/times.h sys/types.h sys/uio.h sys/un.h sys/utsname.h sys/wait.h pty.h \
Gregory P. Smith3b1f2c32011-05-15 12:18:23 -07001530libutil.h sys/resource.h netpacket/packet.h sysexits.h bluetooth.h \
Ronald Oussoren755740f2010-02-07 19:56:39 +00001531bluetooth/bluetooth.h linux/tipc.h spawn.h util.h)
doko@ubuntu.com9dc823d2012-07-07 03:06:42 +02001532CPPFLAGS=$ac_save_cppflags
Guido van Rossum76be6ed1995-01-02 18:33:54 +00001533AC_HEADER_DIRENT
Martin v. Löwisdbe3f762002-10-10 14:27:30 +00001534AC_HEADER_MAJOR
Guido van Rossum627b2d71993-12-24 10:39:16 +00001535
Gregory P. Smith3b1f2c32011-05-15 12:18:23 -07001536# On Darwin (OS X) net/if.h requires sys/socket.h to be imported first.
1537AC_CHECK_HEADERS([net/if.h], [], [],
1538[#include <stdio.h>
1539#ifdef STDC_HEADERS
1540# include <stdlib.h>
1541# include <stddef.h>
1542#else
1543# ifdef HAVE_STDLIB_H
1544# include <stdlib.h>
1545# endif
1546#endif
1547#ifdef HAVE_SYS_SOCKET_H
1548# include <sys/socket.h>
1549#endif
1550])
1551
1552
Martin v. Löwisae2830c2004-09-18 09:54:52 +00001553# On Solaris, term.h requires curses.h
Martin v. Löwisfd1c69e72004-11-30 22:09:37 +00001554AC_CHECK_HEADERS(term.h,,,[
Martin v. Löwis5d52e782004-09-18 10:07:03 +00001555#ifdef HAVE_CURSES_H
1556#include <curses.h>
1557#endif
1558])
Martin v. Löwisae2830c2004-09-18 09:54:52 +00001559
Martin v. Löwis11017b12006-01-14 18:12:57 +00001560# On Linux, netlink.h requires asm/types.h
1561AC_CHECK_HEADERS(linux/netlink.h,,,[
1562#ifdef HAVE_ASM_TYPES_H
1563#include <asm/types.h>
1564#endif
1565#ifdef HAVE_SYS_SOCKET_H
1566#include <sys/socket.h>
1567#endif
1568])
1569
Charles-François Natali47413c12011-10-06 19:47:44 +02001570# On Linux, can.h and can/raw.h require sys/socket.h
Charles-François Natali773e42d2013-02-05 19:42:01 +01001571AC_CHECK_HEADERS(linux/can.h linux/can/raw.h linux/can/bcm.h,,,[
Charles-François Natali47413c12011-10-06 19:47:44 +02001572#ifdef HAVE_SYS_SOCKET_H
1573#include <sys/socket.h>
1574#endif
1575])
1576
Guido van Rossum627b2d71993-12-24 10:39:16 +00001577# checks for typedefs
Guido van Rossum5739e7e1995-01-20 16:50:53 +00001578was_it_defined=no
1579AC_MSG_CHECKING(for clock_t in time.h)
Martin v. Löwisc45929e2002-04-06 10:10:49 +00001580AC_EGREP_HEADER(clock_t, time.h, was_it_defined=yes, [
1581 AC_DEFINE(clock_t, long, [Define to 'long' if <time.h> doesn't define.])
1582])
Guido van Rossum5739e7e1995-01-20 16:50:53 +00001583AC_MSG_RESULT($was_it_defined)
1584
Neal Norwitz11690112002-07-30 01:08:28 +00001585AC_MSG_CHECKING(for makedev)
Jesus Cea740f53a2010-04-28 11:35:30 +00001586AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1587#if defined(MAJOR_IN_MKDEV)
1588#include <sys/mkdev.h>
1589#elif defined(MAJOR_IN_SYSMACROS)
1590#include <sys/sysmacros.h>
1591#else
1592#include <sys/types.h>
1593#endif
1594]], [[
1595 makedev(0, 0) ]])
Matthias Kloseb159a552010-04-25 21:00:44 +00001596],[ac_cv_has_makedev=yes],[ac_cv_has_makedev=no])
Neal Norwitz11690112002-07-30 01:08:28 +00001597AC_MSG_RESULT($ac_cv_has_makedev)
1598if test "$ac_cv_has_makedev" = "yes"; then
1599 AC_DEFINE(HAVE_MAKEDEV, 1, [Define this if you have the makedev macro.])
1600fi
1601
Martin v. Löwis399a6892002-10-04 10:22:02 +00001602# Enabling LFS on Solaris (2.6 to 9) with gcc 2.95 triggers a bug in
1603# the system headers: If _XOPEN_SOURCE and _LARGEFILE_SOURCE are
1604# defined, but the compiler does not support pragma redefine_extname,
1605# and _LARGEFILE64_SOURCE is not defined, the headers refer to 64-bit
1606# structures (such as rlimit64) without declaring them. As a
1607# work-around, disable LFS on such configurations
1608
1609use_lfs=yes
1610AC_MSG_CHECKING(Solaris LFS bug)
Matthias Kloseb159a552010-04-25 21:00:44 +00001611AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Martin v. Löwis399a6892002-10-04 10:22:02 +00001612#define _LARGEFILE_SOURCE 1
1613#define _FILE_OFFSET_BITS 64
1614#include <sys/resource.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00001615]], [[struct rlimit foo;]])],[sol_lfs_bug=no],[sol_lfs_bug=yes])
Martin v. Löwis399a6892002-10-04 10:22:02 +00001616AC_MSG_RESULT($sol_lfs_bug)
1617if test "$sol_lfs_bug" = "yes"; then
1618 use_lfs=no
1619fi
1620
1621if test "$use_lfs" = "yes"; then
Guido van Rossum810cc512001-09-09 23:51:39 +00001622# Two defines needed to enable largefile support on various platforms
1623# These may affect some typedefs
Georg Brandl216e4042011-02-19 08:58:23 +00001624case $ac_sys_system/$ac_sys_release in
1625AIX*)
1626 AC_DEFINE(_LARGE_FILES, 1,
1627 [This must be defined on AIX systems to enable large file support.])
1628 ;;
1629esac
Martin v. Löwisc45929e2002-04-06 10:10:49 +00001630AC_DEFINE(_LARGEFILE_SOURCE, 1,
1631[This must be defined on some systems to enable large file support.])
1632AC_DEFINE(_FILE_OFFSET_BITS, 64,
1633[This must be set to 64 on some systems to enable large file support.])
Martin v. Löwis399a6892002-10-04 10:22:02 +00001634fi
Guido van Rossum810cc512001-09-09 23:51:39 +00001635
Guido van Rossum300fda71996-08-19 21:58:16 +00001636# Add some code to confdefs.h so that the test for off_t works on SCO
1637cat >> confdefs.h <<\EOF
1638#if defined(SCO_DS)
1639#undef _OFF_T
1640#endif
1641EOF
1642
Guido van Rossumef2255b2000-03-10 22:30:29 +00001643# Type availability checks
Guido van Rossum76be6ed1995-01-02 18:33:54 +00001644AC_TYPE_MODE_T
1645AC_TYPE_OFF_T
1646AC_TYPE_PID_T
Matthias Klosebada4c32010-04-25 21:18:48 +00001647AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[assume C89 semantics that RETSIGTYPE is always void])
Guido van Rossum76be6ed1995-01-02 18:33:54 +00001648AC_TYPE_SIZE_T
1649AC_TYPE_UID_T
Mark Dickinson983bc162012-12-02 12:11:38 +00001650
1651# There are two separate checks for each of the exact-width integer types we
1652# need. First we check whether the type is available using the usual
1653# AC_CHECK_TYPE macro with the default includes (which includes <inttypes.h>
1654# and <stdint.h> where available). We then also use the special type checks of
1655# the form AC_TYPE_UINT32_T, which in the case that uint32_t is not available
1656# directly, #define's uint32_t to be a suitable type.
1657
1658AC_CHECK_TYPE(uint32_t,
1659 AC_DEFINE(HAVE_UINT32_T, 1, [Define if your compiler provides uint32_t.]),,)
Mark Dickinsonbd792642009-03-18 20:06:12 +00001660AC_TYPE_UINT32_T
Mark Dickinson983bc162012-12-02 12:11:38 +00001661
1662AC_CHECK_TYPE(uint64_t,
1663 AC_DEFINE(HAVE_UINT64_T, 1, [Define if your compiler provides uint64_t.]),,)
Mark Dickinsonbd792642009-03-18 20:06:12 +00001664AC_TYPE_UINT64_T
Mark Dickinson983bc162012-12-02 12:11:38 +00001665
1666AC_CHECK_TYPE(int32_t,
1667 AC_DEFINE(HAVE_INT32_T, 1, [Define if your compiler provides int32_t.]),,)
Mark Dickinsonbd792642009-03-18 20:06:12 +00001668AC_TYPE_INT32_T
Mark Dickinson983bc162012-12-02 12:11:38 +00001669
1670AC_CHECK_TYPE(int64_t,
1671 AC_DEFINE(HAVE_INT64_T, 1, [Define if your compiler provides int64_t.]),,)
Mark Dickinsonbd792642009-03-18 20:06:12 +00001672AC_TYPE_INT64_T
Mark Dickinson983bc162012-12-02 12:11:38 +00001673
Christian Heimes400adb02008-02-01 08:12:03 +00001674AC_CHECK_TYPE(ssize_t,
Matthias Klosec80c93f2010-04-24 17:04:35 +00001675 AC_DEFINE(HAVE_SSIZE_T, 1, [Define if your compiler provides ssize_t]),,)
Stefan Krah1919b7e2012-03-21 18:25:23 +01001676AC_CHECK_TYPE(__uint128_t,
1677 AC_DEFINE(HAVE_GCC_UINT128_T, 1, [Define if your compiler provides __uint128_t]),,)
Guido van Rossum627b2d71993-12-24 10:39:16 +00001678
Guido van Rossumef2255b2000-03-10 22:30:29 +00001679# Sizes of various common basic types
Skip Montanarob9820a32004-01-17 00:16:12 +00001680# ANSI C requires sizeof(char) == 1, so no need to check it
Guido van Rossum3065c942001-09-17 04:03:14 +00001681AC_CHECK_SIZEOF(int, 4)
1682AC_CHECK_SIZEOF(long, 4)
1683AC_CHECK_SIZEOF(void *, 4)
Guido van Rossum3065c942001-09-17 04:03:14 +00001684AC_CHECK_SIZEOF(short, 2)
1685AC_CHECK_SIZEOF(float, 4)
1686AC_CHECK_SIZEOF(double, 8)
1687AC_CHECK_SIZEOF(fpos_t, 4)
Martin v. Löwis18e16552006-02-15 17:27:45 +00001688AC_CHECK_SIZEOF(size_t, 4)
Christian Heimes400adb02008-02-01 08:12:03 +00001689AC_CHECK_SIZEOF(pid_t, 4)
Guido van Rossumac405f61994-09-12 10:56:06 +00001690
Guido van Rossumec95c7b1998-08-04 17:59:56 +00001691AC_MSG_CHECKING(for long long support)
1692have_long_long=no
Matthias Kloseb159a552010-04-25 21:00:44 +00001693AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[long long x; x = (long long)0;]])],[
Martin v. Löwisc45929e2002-04-06 10:10:49 +00001694 AC_DEFINE(HAVE_LONG_LONG, 1, [Define this if you have the type long long.])
1695 have_long_long=yes
Matthias Kloseb159a552010-04-25 21:00:44 +00001696],[])
Guido van Rossumec95c7b1998-08-04 17:59:56 +00001697AC_MSG_RESULT($have_long_long)
Guido van Rossum8bc1dfd1999-04-10 16:01:48 +00001698if test "$have_long_long" = yes ; then
Guido van Rossum3065c942001-09-17 04:03:14 +00001699AC_CHECK_SIZEOF(long long, 8)
Guido van Rossumec95c7b1998-08-04 17:59:56 +00001700fi
1701
Travis E. Oliphant9b307842007-10-12 22:06:37 +00001702AC_MSG_CHECKING(for long double support)
1703have_long_double=no
Matthias Kloseb159a552010-04-25 21:00:44 +00001704AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[long double x; x = (long double)0;]])],[
Travis E. Oliphant9b307842007-10-12 22:06:37 +00001705 AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define this if you have the type long double.])
1706 have_long_double=yes
Matthias Kloseb159a552010-04-25 21:00:44 +00001707],[])
Travis E. Oliphant9b307842007-10-12 22:06:37 +00001708AC_MSG_RESULT($have_long_double)
1709if test "$have_long_double" = yes ; then
1710AC_CHECK_SIZEOF(long double, 16)
1711fi
1712
1713
Thomas Woutersb2137042007-02-01 18:02:27 +00001714AC_MSG_CHECKING(for _Bool support)
1715have_c99_bool=no
Matthias Kloseb159a552010-04-25 21:00:44 +00001716AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[_Bool x; x = (_Bool)0;]])],[
Thomas Woutersb2137042007-02-01 18:02:27 +00001717 AC_DEFINE(HAVE_C99_BOOL, 1, [Define this if you have the type _Bool.])
1718 have_c99_bool=yes
Matthias Kloseb159a552010-04-25 21:00:44 +00001719],[])
Thomas Woutersb2137042007-02-01 18:02:27 +00001720AC_MSG_RESULT($have_c99_bool)
1721if test "$have_c99_bool" = yes ; then
1722AC_CHECK_SIZEOF(_Bool, 1)
1723fi
1724
Thomas Wouters89f507f2006-12-13 04:49:30 +00001725AC_CHECK_TYPES(uintptr_t,
1726 [AC_CHECK_SIZEOF(uintptr_t, 4)],
1727 [], [#ifdef HAVE_STDINT_H
1728 #include <stdint.h>
Antoine Pitrou1bf29b72010-10-10 08:10:16 +00001729 #endif
1730 #ifdef HAVE_INTTYPES_H
1731 #include <inttypes.h>
Thomas Wouters89f507f2006-12-13 04:49:30 +00001732 #endif])
1733
Alexandre Vassalotti0805b4a2009-07-17 05:47:33 +00001734AC_CHECK_SIZEOF(off_t, [], [
1735#ifdef HAVE_SYS_TYPES_H
Guido van Rossum00f0f6e1999-01-06 18:52:29 +00001736#include <sys/types.h>
Alexandre Vassalotti0805b4a2009-07-17 05:47:33 +00001737#endif
Guido van Rossum00f0f6e1999-01-06 18:52:29 +00001738])
Guido van Rossum00f0f6e1999-01-06 18:52:29 +00001739
1740AC_MSG_CHECKING(whether to enable large file support)
Mark Dickinson2df5d282009-12-31 21:22:50 +00001741if test "$have_long_long" = yes
1742then
1743if test "$ac_cv_sizeof_off_t" -gt "$ac_cv_sizeof_long" -a \
Guido van Rossum8bc1dfd1999-04-10 16:01:48 +00001744 "$ac_cv_sizeof_long_long" -ge "$ac_cv_sizeof_off_t"; then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00001745 AC_DEFINE(HAVE_LARGEFILE_SUPPORT, 1,
1746 [Defined to enable large file support when an off_t is bigger than a long
1747 and long long is available and at least as big as an off_t. You may need
1748 to add some flags for configuration and compilation to enable this mode.
1749 (For Solaris and Linux, the necessary defines are already defined.)])
Guido van Rossum00f0f6e1999-01-06 18:52:29 +00001750 AC_MSG_RESULT(yes)
1751else
1752 AC_MSG_RESULT(no)
1753fi
Mark Dickinson2df5d282009-12-31 21:22:50 +00001754else
1755 AC_MSG_RESULT(no)
1756fi
Guido van Rossum00f0f6e1999-01-06 18:52:29 +00001757
Alexandre Vassalotti0805b4a2009-07-17 05:47:33 +00001758AC_CHECK_SIZEOF(time_t, [], [
1759#ifdef HAVE_SYS_TYPES_H
1760#include <sys/types.h>
1761#endif
1762#ifdef HAVE_TIME_H
Fred Drakea3f6e912000-06-29 20:44:47 +00001763#include <time.h>
Alexandre Vassalotti0805b4a2009-07-17 05:47:33 +00001764#endif
Fred Drakea3f6e912000-06-29 20:44:47 +00001765])
Guido van Rossum00f0f6e1999-01-06 18:52:29 +00001766
Trent Mick635f6fb2000-08-23 21:33:05 +00001767# if have pthread_t then define SIZEOF_PTHREAD_T
Martin v. Löwis123cbd22001-07-19 14:21:10 +00001768ac_save_cc="$CC"
1769if test "$ac_cv_kpthread" = "yes"
1770then CC="$CC -Kpthread"
Martin v. Löwis5f433f02003-05-05 05:05:30 +00001771elif test "$ac_cv_kthread" = "yes"
1772then CC="$CC -Kthread"
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00001773elif test "$ac_cv_pthread" = "yes"
1774then CC="$CC -pthread"
Martin v. Löwis123cbd22001-07-19 14:21:10 +00001775fi
Alexandre Vassalotti0805b4a2009-07-17 05:47:33 +00001776
Trent Mick635f6fb2000-08-23 21:33:05 +00001777AC_MSG_CHECKING(for pthread_t)
1778have_pthread_t=no
Matthias Kloseb159a552010-04-25 21:00:44 +00001779AC_COMPILE_IFELSE([
1780 AC_LANG_PROGRAM([[#include <pthread.h>]], [[pthread_t x; x = *(pthread_t*)0;]])
1781],[have_pthread_t=yes],[])
Trent Mick635f6fb2000-08-23 21:33:05 +00001782AC_MSG_RESULT($have_pthread_t)
1783if test "$have_pthread_t" = yes ; then
Alexandre Vassalotti0805b4a2009-07-17 05:47:33 +00001784 AC_CHECK_SIZEOF(pthread_t, [], [
1785#ifdef HAVE_PTHREAD_H
Neal Norwitz6eb37f02003-02-23 23:28:15 +00001786#include <pthread.h>
Alexandre Vassalotti0805b4a2009-07-17 05:47:33 +00001787#endif
Trent Mick635f6fb2000-08-23 21:33:05 +00001788 ])
Trent Mick635f6fb2000-08-23 21:33:05 +00001789fi
Martin v. Löwis123cbd22001-07-19 14:21:10 +00001790CC="$ac_save_cc"
Trent Mick635f6fb2000-08-23 21:33:05 +00001791
Bob Ippolito7026a0a2005-03-28 23:23:47 +00001792AC_SUBST(OTHER_LIBTOOL_OPT)
1793case $ac_sys_system/$ac_sys_release in
Thomas Wouters49fd7fa2006-04-21 10:40:58 +00001794 Darwin/@<:@01567@:>@\..*)
Bob Ippolito7026a0a2005-03-28 23:23:47 +00001795 OTHER_LIBTOOL_OPT="-prebind -seg1addr 0x10000000"
1796 ;;
1797 Darwin/*)
1798 OTHER_LIBTOOL_OPT=""
1799 ;;
1800esac
1801
Ronald Oussoren5bbab3e2009-09-06 11:01:15 +00001802
1803ARCH_RUN_32BIT=""
Guido van Rossum54ecc3d1999-01-27 17:53:11 +00001804AC_SUBST(LIBTOOL_CRUFT)
1805case $ac_sys_system/$ac_sys_release in
Thomas Wouters49fd7fa2006-04-21 10:40:58 +00001806 Darwin/@<:@01567@:>@\..*)
Thomas Wouters477c8d52006-05-27 19:21:47 +00001807 LIBTOOL_CRUFT="-framework System -lcc_dynamic"
1808 if test "${enable_universalsdk}"; then
1809 :
1810 else
Ronald Oussorene3da75a2010-02-11 13:38:58 +00001811 LIBTOOL_CRUFT="${LIBTOOL_CRUFT} -arch_only `/usr/bin/arch`"
Thomas Wouters477c8d52006-05-27 19:21:47 +00001812 fi
Jack Jansenb36687a2004-07-16 08:43:47 +00001813 LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -install_name $(PYTHONFRAMEWORKINSTALLDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
Jack Jansena3891ea2001-09-07 14:25:12 +00001814 LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -compatibility_version $(VERSION) -current_version $(VERSION)';;
Guido van Rossum5839e582000-10-09 19:52:35 +00001815 Darwin/*)
Ronald Oussoren9812a6c2010-02-07 11:53:18 +00001816 gcc_version=`gcc -dumpversion`
Bob Ippolito7026a0a2005-03-28 23:23:47 +00001817 if test ${gcc_version} '<' 4.0
1818 then
1819 LIBTOOL_CRUFT="-lcc_dynamic"
1820 else
1821 LIBTOOL_CRUFT=""
1822 fi
Matthias Kloseb159a552010-04-25 21:00:44 +00001823 AC_RUN_IFELSE([AC_LANG_SOURCE([[
Ronald Oussoren5bbab3e2009-09-06 11:01:15 +00001824 #include <unistd.h>
1825 int main(int argc, char*argv[])
1826 {
1827 if (sizeof(long) == 4) {
1828 return 0;
1829 } else {
1830 return 1;
1831 }
Ronald Oussoren3c064c12009-09-08 07:12:42 +00001832 }
Matthias Kloseb159a552010-04-25 21:00:44 +00001833 ]])],[ac_osx_32bit=yes],[ac_osx_32bit=no],[ac_osx_32bit=yes])
Ronald Oussoren5bbab3e2009-09-06 11:01:15 +00001834
1835 if test "${ac_osx_32bit}" = "yes"; then
Ronald Oussorene3da75a2010-02-11 13:38:58 +00001836 case `/usr/bin/arch` in
Ronald Oussoren5bbab3e2009-09-06 11:01:15 +00001837 i386)
1838 MACOSX_DEFAULT_ARCH="i386"
1839 ;;
1840 ppc)
1841 MACOSX_DEFAULT_ARCH="ppc"
1842 ;;
1843 *)
1844 AC_MSG_ERROR([Unexpected output of 'arch' on OSX])
1845 ;;
1846 esac
1847 else
Ronald Oussorene3da75a2010-02-11 13:38:58 +00001848 case `/usr/bin/arch` in
Ronald Oussoren5bbab3e2009-09-06 11:01:15 +00001849 i386)
1850 MACOSX_DEFAULT_ARCH="x86_64"
1851 ;;
1852 ppc)
1853 MACOSX_DEFAULT_ARCH="ppc64"
1854 ;;
1855 *)
1856 AC_MSG_ERROR([Unexpected output of 'arch' on OSX])
1857 ;;
1858 esac
1859
1860 #ARCH_RUN_32BIT="true"
1861 fi
1862
1863 LIBTOOL_CRUFT=$LIBTOOL_CRUFT" -lSystem -lSystemStubs -arch_only ${MACOSX_DEFAULT_ARCH}"
Jack Jansenb36687a2004-07-16 08:43:47 +00001864 LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -install_name $(PYTHONFRAMEWORKINSTALLDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
Jack Jansenb6e9cad2001-08-15 01:26:28 +00001865 LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -compatibility_version $(VERSION) -current_version $(VERSION)';;
Guido van Rossum54ecc3d1999-01-27 17:53:11 +00001866esac
1867
Jack Jansenb6e9cad2001-08-15 01:26:28 +00001868AC_MSG_CHECKING(for --enable-framework)
1869if test "$enable_framework"
Guido van Rossum54ecc3d1999-01-27 17:53:11 +00001870then
Skip Montanarodecc6a42003-01-01 20:07:49 +00001871 BASECFLAGS="$BASECFLAGS -fno-common -dynamic"
Jack Jansenb6e9cad2001-08-15 01:26:28 +00001872 # -F. is needed to allow linking to the framework while
1873 # in the build location.
Martin v. Löwisc45929e2002-04-06 10:10:49 +00001874 AC_DEFINE(WITH_NEXT_FRAMEWORK, 1,
1875 [Define if you want to produce an OpenStep/Rhapsody framework
1876 (shared library plus accessory files).])
Guido van Rossum54ecc3d1999-01-27 17:53:11 +00001877 AC_MSG_RESULT(yes)
Ronald Oussoren99aab652009-06-08 21:22:57 +00001878 if test $enable_shared = "yes"
1879 then
1880 AC_MSG_ERROR([Specifying both --enable-shared and --enable-framework is not supported, use only --enable-framework instead])
1881 fi
Guido van Rossum54ecc3d1999-01-27 17:53:11 +00001882else
1883 AC_MSG_RESULT(no)
1884fi
1885
Jack Jansenb6e9cad2001-08-15 01:26:28 +00001886AC_MSG_CHECKING(for dyld)
Jack Jansen9a66b6d2001-08-08 13:56:14 +00001887case $ac_sys_system/$ac_sys_release in
1888 Darwin/*)
Martin v. Löwisc45929e2002-04-06 10:10:49 +00001889 AC_DEFINE(WITH_DYLD, 1,
1890 [Define if you want to use the new-style (Openstep, Rhapsody, MacOS)
1891 dynamic linker (dyld) instead of the old-style (NextStep) dynamic
1892 linker (rld). Dyld is necessary to support frameworks.])
Jack Jansen9a66b6d2001-08-08 13:56:14 +00001893 AC_MSG_RESULT(always on for Darwin)
1894 ;;
1895 *)
Jack Jansenb6e9cad2001-08-15 01:26:28 +00001896 AC_MSG_RESULT(no)
1897 ;;
Jack Jansen9a66b6d2001-08-08 13:56:14 +00001898esac
Guido van Rossum54ecc3d1999-01-27 17:53:11 +00001899
Guido van Rossumac405f61994-09-12 10:56:06 +00001900# Set info about shared libraries.
Guido van Rossumac405f61994-09-12 10:56:06 +00001901AC_SUBST(SO)
1902AC_SUBST(LDSHARED)
Tarek Ziadé03d788d2010-04-03 08:46:49 +00001903AC_SUBST(LDCXXSHARED)
Neil Schemenauerb3531b82001-02-16 04:09:05 +00001904AC_SUBST(BLDSHARED)
Guido van Rossumac405f61994-09-12 10:56:06 +00001905AC_SUBST(CCSHARED)
1906AC_SUBST(LINKFORSHARED)
Georg Brandlb1441c72009-01-03 22:33:39 +00001907
Guido van Rossumac405f61994-09-12 10:56:06 +00001908# LDSHARED is the ld *command* used to create shared library
Skip Montanaroce59c042004-01-17 14:19:44 +00001909# -- "cc -G" on SunOS 5.x, "ld -shared" on IRIX 5
Guido van Rossum54ecc3d1999-01-27 17:53:11 +00001910# (Shared libraries in this instance are shared modules to be loaded into
1911# Python, as opposed to building Python itself as a shared library.)
Guido van Rossum76be6ed1995-01-02 18:33:54 +00001912AC_MSG_CHECKING(LDSHARED)
Guido van Rossumac405f61994-09-12 10:56:06 +00001913if test -z "$LDSHARED"
1914then
Guido van Rossum76be6ed1995-01-02 18:33:54 +00001915 case $ac_sys_system/$ac_sys_release in
Neil Schemenauerb3531b82001-02-16 04:09:05 +00001916 AIX*)
Georg Brandl9a829be2011-02-15 15:44:51 +00001917 BLDSHARED="\$(srcdir)/Modules/ld_so_aix \$(CC) -bI:\$(srcdir)/Modules/python.exp"
Guido van Rossumce608b02001-09-28 15:59:38 +00001918 LDSHARED="\$(BINLIBDEST)/config/ld_so_aix \$(CC) -bI:\$(BINLIBDEST)/config/python.exp"
Neil Schemenauerb3531b82001-02-16 04:09:05 +00001919 ;;
Guido van Rossum6100aaf1997-04-29 21:48:51 +00001920 IRIX/5*) LDSHARED="ld -shared";;
Guido van Rossum91922671997-10-09 20:24:13 +00001921 IRIX*/6*) LDSHARED="ld ${SGI_ABI} -shared -all";;
Greg Ward57c9a6632000-05-26 12:22:54 +00001922 SunOS/5*)
Tarek Ziadé03d788d2010-04-03 08:46:49 +00001923 if test "$GCC" = "yes" ; then
1924 LDSHARED='$(CC) -shared'
1925 LDCXXSHARED='$(CXX) -shared'
1926 else
1927 LDSHARED='$(CC) -G'
1928 LDCXXSHARED='$(CXX) -G'
Greg Ward57c9a6632000-05-26 12:22:54 +00001929 fi ;;
Thomas Hellerf44b9a12008-04-04 10:18:23 +00001930 hp*|HP*)
Tarek Ziadé03d788d2010-04-03 08:46:49 +00001931 if test "$GCC" = "yes" ; then
1932 LDSHARED='$(CC) -shared'
1933 LDCXXSHARED='$(CXX) -shared'
1934 else
1935 LDSHARED='ld -b'
Thomas Hellerf44b9a12008-04-04 10:18:23 +00001936 fi ;;
Jack Jansen418c3b12001-11-14 10:59:57 +00001937 Darwin/1.3*)
Antoine Pitroud4958c22010-10-13 17:01:10 +00001938 LDSHARED='$(CC) -bundle'
1939 LDCXXSHARED='$(CXX) -bundle'
Jack Jansena3891ea2001-09-07 14:25:12 +00001940 if test "$enable_framework" ; then
1941 # Link against the framework. All externals should be defined.
Jack Jansenda49e192005-01-07 13:08:22 +00001942 BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1943 LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
Tarek Ziadé03d788d2010-04-03 08:46:49 +00001944 LDCXXSHARED="$LDCXXSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
Jack Jansena3891ea2001-09-07 14:25:12 +00001945 else
1946 # No framework. Ignore undefined symbols, assuming they come from Python
Jack Jansen418c3b12001-11-14 10:59:57 +00001947 LDSHARED="$LDSHARED -undefined suppress"
Tarek Ziadé03d788d2010-04-03 08:46:49 +00001948 LDCXXSHARED="$LDCXXSHARED -undefined suppress"
Jack Jansena3891ea2001-09-07 14:25:12 +00001949 fi ;;
Jack Jansen6b08a402004-06-03 12:41:45 +00001950 Darwin/1.4*|Darwin/5.*|Darwin/6.*)
Antoine Pitroud4958c22010-10-13 17:01:10 +00001951 LDSHARED='$(CC) -bundle'
1952 LDCXXSHARED='$(CXX) -bundle'
Jack Jansenb6e9cad2001-08-15 01:26:28 +00001953 if test "$enable_framework" ; then
1954 # Link against the framework. All externals should be defined.
Jack Jansenda49e192005-01-07 13:08:22 +00001955 BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1956 LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
Tarek Ziadé03d788d2010-04-03 08:46:49 +00001957 LDCXXSHARED="$LDCXXSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
Jack Jansenb6e9cad2001-08-15 01:26:28 +00001958 else
Michael W. Hudson0c46c0c2002-03-07 09:58:56 +00001959 # No framework, use the Python app as bundle-loader
1960 BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)'
Jack Jansenc28fc372003-02-25 13:14:43 +00001961 LDSHARED="$LDSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)'
Tarek Ziadé03d788d2010-04-03 08:46:49 +00001962 LDCXXSHARED="$LDCXXSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)'
Guido van Rossum54ecc3d1999-01-27 17:53:11 +00001963 fi ;;
Jack Jansen6b08a402004-06-03 12:41:45 +00001964 Darwin/*)
1965 # Use -undefined dynamic_lookup whenever possible (10.3 and later).
1966 # This allows an extension to be used in any Python
Thomas Wouters89d996e2007-09-08 17:39:28 +00001967
Georg Brandlfcaf9102008-07-16 02:17:56 +00001968 if test ${MACOSX_DEPLOYMENT_TARGET} '>' 10.2
Jack Jansen6b08a402004-06-03 12:41:45 +00001969 then
Thomas Wouters477c8d52006-05-27 19:21:47 +00001970 if test "${enable_universalsdk}"; then
Georg Brandlfcaf9102008-07-16 02:17:56 +00001971 LDFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${LDFLAGS}"
Thomas Wouters477c8d52006-05-27 19:21:47 +00001972 fi
Antoine Pitroud4958c22010-10-13 17:01:10 +00001973 LDSHARED='$(CC) -bundle -undefined dynamic_lookup'
1974 LDCXXSHARED='$(CXX) -bundle -undefined dynamic_lookup'
Jack Jansen6b08a402004-06-03 12:41:45 +00001975 BLDSHARED="$LDSHARED"
Jack Jansen6b08a402004-06-03 12:41:45 +00001976 else
Antoine Pitroud4958c22010-10-13 17:01:10 +00001977 LDSHARED='$(CC) -bundle'
1978 LDCXXSHARED='$(CXX) -bundle'
Jack Jansen6b08a402004-06-03 12:41:45 +00001979 if test "$enable_framework" ; then
1980 # Link against the framework. All externals should be defined.
Jack Jansenda49e192005-01-07 13:08:22 +00001981 BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
1982 LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
Tarek Ziadé03d788d2010-04-03 08:46:49 +00001983 LDCXXSHARED="$LDCXXSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
Jack Jansen6b08a402004-06-03 12:41:45 +00001984 else
1985 # No framework, use the Python app as bundle-loader
1986 BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)'
1987 LDSHARED="$LDSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)'
Tarek Ziadé03d788d2010-04-03 08:46:49 +00001988 LDCXXSHARED="$LDCXXSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)'
Jack Jansen6b08a402004-06-03 12:41:45 +00001989 fi
1990 fi
1991 ;;
Tarek Ziadé03d788d2010-04-03 08:46:49 +00001992 Linux*|GNU*|QNX*)
1993 LDSHARED='$(CC) -shared'
1994 LDCXXSHARED='$(CXX) -shared';;
1995 BSD/OS*/4*)
1996 LDSHARED="gcc -shared"
1997 LDCXXSHARED="g++ -shared";;
Thomas Wouters1ba5b3b2006-06-08 14:52:47 +00001998 FreeBSD*)
Jeremy Hylton4bcc7c52000-08-31 17:45:35 +00001999 if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
Guido van Rossum0286ae82000-08-29 15:06:49 +00002000 then
Antoine Pitroud4958c22010-10-13 17:01:10 +00002001 LDSHARED='$(CC) -shared'
2002 LDCXXSHARED='$(CXX) -shared'
Guido van Rossum0286ae82000-08-29 15:06:49 +00002003 else
Antoine Pitroud4958c22010-10-13 17:01:10 +00002004 LDSHARED="ld -Bshareable"
Guido van Rossum0286ae82000-08-29 15:06:49 +00002005 fi;;
Thomas Wouters1ba5b3b2006-06-08 14:52:47 +00002006 OpenBSD*)
2007 if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
2008 then
Antoine Pitroud4958c22010-10-13 17:01:10 +00002009 LDSHARED='$(CC) -shared $(CCSHARED)'
2010 LDCXXSHARED='$(CXX) -shared $(CCSHARED)'
Thomas Wouters1ba5b3b2006-06-08 14:52:47 +00002011 else
2012 case `uname -r` in
2013 [[01]].* | 2.[[0-7]] | 2.[[0-7]].*)
2014 LDSHARED="ld -Bshareable ${LDFLAGS}"
2015 ;;
2016 *)
Antoine Pitroud4958c22010-10-13 17:01:10 +00002017 LDSHARED='$(CC) -shared $(CCSHARED)'
2018 LDCXXSHARED='$(CXX) -shared $(CCSHARED)'
Thomas Wouters1ba5b3b2006-06-08 14:52:47 +00002019 ;;
2020 esac
2021 fi;;
Tarek Ziadé03d788d2010-04-03 08:46:49 +00002022 NetBSD*|DragonFly*)
Antoine Pitrouece919e2011-01-02 20:45:21 +00002023 LDSHARED='$(CC) -shared'
2024 LDCXXSHARED='$(CXX) -shared';;
Martin v. Löwis25ae43b2001-10-07 08:39:18 +00002025 OpenUNIX*|UnixWare*)
Tarek Ziadé03d788d2010-04-03 08:46:49 +00002026 if test "$GCC" = "yes" ; then
2027 LDSHARED='$(CC) -shared'
2028 LDCXXSHARED='$(CXX) -shared'
2029 else
2030 LDSHARED='$(CC) -G'
2031 LDCXXSHARED='$(CXX) -G'
Martin v. Löwisbec19582001-03-21 15:57:54 +00002032 fi;;
Tarek Ziadé03d788d2010-04-03 08:46:49 +00002033 SCO_SV*)
2034 LDSHARED='$(CC) -Wl,-G,-Bexport'
2035 LDCXXSHARED='$(CXX) -Wl,-G,-Bexport';;
2036 CYGWIN*)
2037 LDSHARED="gcc -shared -Wl,--enable-auto-image-base"
2038 LDCXXSHARED="g++ -shared -Wl,--enable-auto-image-base";;
Guido van Rossumac405f61994-09-12 10:56:06 +00002039 *) LDSHARED="ld";;
2040 esac
Guido van Rossumac405f61994-09-12 10:56:06 +00002041fi
Guido van Rossum76be6ed1995-01-02 18:33:54 +00002042AC_MSG_RESULT($LDSHARED)
Tarek Ziadé03d788d2010-04-03 08:46:49 +00002043LDCXXSHARED=${LDCXXSHARED-$LDSHARED}
Neil Schemenauerb3531b82001-02-16 04:09:05 +00002044BLDSHARED=${BLDSHARED-$LDSHARED}
Guido van Rossumac405f61994-09-12 10:56:06 +00002045# CCSHARED are the C *flags* used to create objects to go into a shared
Guido van Rossum54ecc3d1999-01-27 17:53:11 +00002046# library (module) -- this is only needed for a few systems
Guido van Rossum76be6ed1995-01-02 18:33:54 +00002047AC_MSG_CHECKING(CCSHARED)
Guido van Rossumac405f61994-09-12 10:56:06 +00002048if test -z "$CCSHARED"
2049then
Guido van Rossum6100aaf1997-04-29 21:48:51 +00002050 case $ac_sys_system/$ac_sys_release in
Neil Schemenauer66252162001-02-19 04:47:42 +00002051 SunOS*) if test "$GCC" = yes;
Guido van Rossumd8faa362007-04-27 19:54:29 +00002052 then CCSHARED="-fPIC";
2053 elif test `uname -p` = sparc;
2054 then CCSHARED="-xcode=pic32";
2055 else CCSHARED="-Kpic";
2056 fi;;
Guido van Rossumaf07a441995-02-13 19:45:27 +00002057 hp*|HP*) if test "$GCC" = yes;
Martin v. Löwis703ad702001-09-05 08:36:52 +00002058 then CCSHARED="-fPIC";
Guido van Rossumaf07a441995-02-13 19:45:27 +00002059 else CCSHARED="+z";
2060 fi;;
Martin v. Löwisa6e97582002-01-01 18:41:33 +00002061 Linux*|GNU*) CCSHARED="-fPIC";;
Guido van Rossumf5957ea1999-10-05 21:59:33 +00002062 BSD/OS*/4*) CCSHARED="-fpic";;
Martin v. Löwis86d66262006-02-17 08:40:11 +00002063 FreeBSD*|NetBSD*|OpenBSD*|DragonFly*) CCSHARED="-fPIC";;
Martin v. Löwis25ae43b2001-10-07 08:39:18 +00002064 OpenUNIX*|UnixWare*)
Martin v. Löwisbec19582001-03-21 15:57:54 +00002065 if test "$GCC" = "yes"
2066 then CCSHARED="-fPIC"
Martin v. Löwis130fb172001-07-19 11:00:41 +00002067 else CCSHARED="-KPIC"
Martin v. Löwisbec19582001-03-21 15:57:54 +00002068 fi;;
Martin v. Löwis21ee4092002-09-30 16:19:48 +00002069 SCO_SV*)
2070 if test "$GCC" = "yes"
2071 then CCSHARED="-fPIC"
2072 else CCSHARED="-Kpic -belf"
2073 fi;;
Guido van Rossum2b5ca001998-03-05 15:41:09 +00002074 IRIX*/6*) case $CC in
2075 *gcc*) CCSHARED="-shared";;
Guido van Rossumee21f411998-04-20 18:51:54 +00002076 *) CCSHARED="";;
Guido van Rossum2b5ca001998-03-05 15:41:09 +00002077 esac;;
Guido van Rossumac405f61994-09-12 10:56:06 +00002078 esac
Guido van Rossumac405f61994-09-12 10:56:06 +00002079fi
Guido van Rossum76be6ed1995-01-02 18:33:54 +00002080AC_MSG_RESULT($CCSHARED)
Guido van Rossumac405f61994-09-12 10:56:06 +00002081# LINKFORSHARED are the flags passed to the $(CC) command that links
Guido van Rossumb65a48e1995-06-14 18:21:23 +00002082# the python executable -- this is only needed for a few systems
Guido van Rossum76be6ed1995-01-02 18:33:54 +00002083AC_MSG_CHECKING(LINKFORSHARED)
Guido van Rossumac405f61994-09-12 10:56:06 +00002084if test -z "$LINKFORSHARED"
2085then
Guido van Rossum6100aaf1997-04-29 21:48:51 +00002086 case $ac_sys_system/$ac_sys_release in
Neil Schemenauerb3531b82001-02-16 04:09:05 +00002087 AIX*) LINKFORSHARED='-Wl,-bE:Modules/python.exp -lld';;
Guido van Rossum5dab3d81996-12-06 21:18:18 +00002088 hp*|HP*)
Martin v. Löwis1142de32002-03-29 16:28:31 +00002089 LINKFORSHARED="-Wl,-E -Wl,+s";;
2090# LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
Guido van Rossumf5957ea1999-10-05 21:59:33 +00002091 BSD/OS/4*) LINKFORSHARED="-Xlinker -export-dynamic";;
Martin v. Löwisa6e97582002-01-01 18:41:33 +00002092 Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";;
Guido van Rossum54ecc3d1999-01-27 17:53:11 +00002093 # -u libsys_s pulls in all symbols in libsys
Jack Jansenb6e9cad2001-08-15 01:26:28 +00002094 Darwin/*)
Benjamin Peterson9c80cac2009-05-23 16:34:23 +00002095 LINKFORSHARED="$extra_undefs -framework CoreFoundation"
Jack Jansenb6e9cad2001-08-15 01:26:28 +00002096 if test "$enable_framework"
2097 then
Jack Jansenda49e192005-01-07 13:08:22 +00002098 LINKFORSHARED="$LINKFORSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
Jack Jansenb6e9cad2001-08-15 01:26:28 +00002099 fi
Raymond Hettingerec6eb362004-11-05 07:02:59 +00002100 LINKFORSHARED="$LINKFORSHARED";;
Martin v. Löwis25ae43b2001-10-07 08:39:18 +00002101 OpenUNIX*|UnixWare*) LINKFORSHARED="-Wl,-Bexport";;
Martin v. Löwis21ee4092002-09-30 16:19:48 +00002102 SCO_SV*) LINKFORSHARED="-Wl,-Bexport";;
Fred Drake02706f52000-09-25 15:08:46 +00002103 ReliantUNIX*) LINKFORSHARED="-W1 -Blargedynsym";;
Martin v. Löwis86d66262006-02-17 08:40:11 +00002104 FreeBSD*|NetBSD*|OpenBSD*|DragonFly*)
Guido van Rossumdf693651999-01-07 21:50:41 +00002105 if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
2106 then
2107 LINKFORSHARED="-Wl,--export-dynamic"
2108 fi;;
Guido van Rossum2b5ca001998-03-05 15:41:09 +00002109 SunOS/5*) case $CC in
2110 *gcc*)
Martin v. Löwisa4548572002-04-18 14:51:36 +00002111 if $CC -Xlinker --help 2>&1 | grep export-dynamic >/dev/null
Guido van Rossum8f4ceb11997-12-18 23:42:19 +00002112 then
2113 LINKFORSHARED="-Xlinker --export-dynamic"
Guido van Rossum2b5ca001998-03-05 15:41:09 +00002114 fi;;
2115 esac;;
Jason Tishler30765592003-09-04 11:04:06 +00002116 CYGWIN*)
2117 if test $enable_shared = "no"
2118 then
2119 LINKFORSHARED='-Wl,--out-implib=$(LDLIBRARY)'
2120 fi;;
Georg Brandlf78e02b2008-06-10 17:40:04 +00002121 QNX*)
2122 # -Wl,-E causes the symbols to be added to the dynamic
2123 # symbol table so that they can be found when a module
2124 # is loaded. -N 2048K causes the stack size to be set
2125 # to 2048 kilobytes so that the stack doesn't overflow
2126 # when running test_compile.py.
2127 LINKFORSHARED='-Wl,-E -N 2048K';;
Guido van Rossumac405f61994-09-12 10:56:06 +00002128 esac
Guido van Rossumac405f61994-09-12 10:56:06 +00002129fi
Guido van Rossum76be6ed1995-01-02 18:33:54 +00002130AC_MSG_RESULT($LINKFORSHARED)
Guido van Rossumac405f61994-09-12 10:56:06 +00002131
Georg Brandl93de2162008-07-16 02:21:06 +00002132
Neil Schemenauer61c51152001-01-26 16:18:16 +00002133AC_SUBST(CFLAGSFORSHARED)
2134AC_MSG_CHECKING(CFLAGSFORSHARED)
2135if test ! "$LIBRARY" = "$LDLIBRARY"
2136then
Neil Schemenauerd9cf41c2001-01-27 21:39:17 +00002137 case $ac_sys_system in
2138 CYGWIN*)
2139 # Cygwin needs CCSHARED when building extension DLLs
2140 # but not when building the interpreter DLL.
2141 CFLAGSFORSHARED='';;
2142 *)
2143 CFLAGSFORSHARED='$(CCSHARED)'
2144 esac
Neil Schemenauer61c51152001-01-26 16:18:16 +00002145fi
2146AC_MSG_RESULT($CFLAGSFORSHARED)
2147
Martin v. Löwisf90ae202002-06-11 06:22:31 +00002148# SHLIBS are libraries (except -lc and -lm) to link to the python shared
2149# library (with --enable-shared).
2150# For platforms on which shared libraries are not allowed to have unresolved
Martin v. Löwisd6359c52002-08-04 12:38:50 +00002151# symbols, this must be set to $(LIBS) (expanded by make). We do this even
2152# if it is not required, since it creates a dependency of the shared library
2153# to LIBS. This, in turn, means that applications linking the shared libpython
2154# don't need to link LIBS explicitly. The default should be only changed
2155# on systems where this approach causes problems.
Martin v. Löwisf90ae202002-06-11 06:22:31 +00002156AC_SUBST(SHLIBS)
2157AC_MSG_CHECKING(SHLIBS)
2158case "$ac_sys_system" in
Martin v. Löwisf90ae202002-06-11 06:22:31 +00002159 *)
Martin v. Löwisd6359c52002-08-04 12:38:50 +00002160 SHLIBS='$(LIBS)';;
Martin v. Löwisf90ae202002-06-11 06:22:31 +00002161esac
2162AC_MSG_RESULT($SHLIBS)
2163
2164
Guido van Rossum627b2d71993-12-24 10:39:16 +00002165# checks for libraries
Giampaolo Rodolàc9c2c8b2011-02-25 14:39:16 +00002166AC_CHECK_LIB(sendfile, sendfile)
Guido van Rossum76be6ed1995-01-02 18:33:54 +00002167AC_CHECK_LIB(dl, dlopen) # Dynamic linking for SunOS/Solaris and SYSV
2168AC_CHECK_LIB(dld, shl_load) # Dynamic linking for HP-UX
Martin v. Löwis519adae2003-09-20 10:47:47 +00002169
Georg Brandleee31162008-12-07 15:15:22 +00002170# only check for sem_init if thread support is requested
Martin v. Löwis519adae2003-09-20 10:47:47 +00002171if test "$with_threads" = "yes" -o -z "$with_threads"; then
2172 AC_SEARCH_LIBS(sem_init, pthread rt posix4) # 'Real Time' functions on Solaris
2173 # posix4 on Solaris 2.6
2174 # pthread (first!) on Linux
2175fi
2176
Martin v. Löwis19d17342003-06-14 21:03:05 +00002177# check if we need libintl for locale functions
2178AC_CHECK_LIB(intl, textdomain,
Brett Cannonc6d936e2009-06-07 20:09:53 +00002179 [AC_DEFINE(WITH_LIBINTL, 1,
2180 [Define to 1 if libintl is needed for locale functions.])
2181 LIBS="-lintl $LIBS"])
Guido van Rossum0eefa3f1999-11-16 15:57:37 +00002182
2183# checks for system dependent C++ extensions support
2184case "$ac_sys_system" in
2185 AIX*) AC_MSG_CHECKING(for genuine AIX C++ extensions support)
Matthias Kloseb159a552010-04-25 21:00:44 +00002186 AC_LINK_IFELSE([
Georg Brandl59e87bd2011-02-15 19:48:59 +00002187 AC_LANG_PROGRAM([[#include <load.h>]],
Matthias Kloseb159a552010-04-25 21:00:44 +00002188 [[loadAndInit("", 0, "")]])
2189 ],[
2190 AC_DEFINE(AIX_GENUINE_CPLUSPLUS, 1,
Martin v. Löwisc45929e2002-04-06 10:10:49 +00002191 [Define for AIX if your compiler is a genuine IBM xlC/xlC_r
2192 and you want support for AIX C++ shared extension modules.])
Matthias Kloseb159a552010-04-25 21:00:44 +00002193 AC_MSG_RESULT(yes)
2194 ],[
2195 AC_MSG_RESULT(no)
2196 ]);;
Guido van Rossum0eefa3f1999-11-16 15:57:37 +00002197 *) ;;
2198esac
2199
Guido van Rossum70c7f481998-03-26 18:44:10 +00002200# Most SVR4 platforms (e.g. Solaris) need -lsocket and -lnsl.
Guido van Rossumf618d2c1995-01-17 16:36:13 +00002201AC_CHECK_LIB(nsl, t_open, [LIBS="-lnsl $LIBS"]) # SVR4
Guido van Rossumf618d2c1995-01-17 16:36:13 +00002202AC_CHECK_LIB(socket, socket, [LIBS="-lsocket $LIBS"], [], $LIBS) # SVR4 sockets
Skip Montanarob9949db2004-01-17 04:04:13 +00002203
Guido van Rossumc5a39031996-07-31 17:35:03 +00002204AC_MSG_CHECKING(for --with-libs)
Barry Warsawc0d24d8b2000-06-29 16:12:00 +00002205AC_ARG_WITH(libs,
Matthias Klose2b8733f2010-04-25 18:34:36 +00002206 AS_HELP_STRING([--with-libs='lib1 ...'], [link against additional libs]),
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00002207[
Guido van Rossumc5a39031996-07-31 17:35:03 +00002208AC_MSG_RESULT($withval)
2209LIBS="$withval $LIBS"
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00002210],
2211[AC_MSG_RESULT(no)])
Guido van Rossum627b2d71993-12-24 10:39:16 +00002212
Benjamin Peterson0f64b0b2010-03-09 21:49:52 +00002213AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
2214
Benjamin Petersonb2d90462009-12-31 03:23:10 +00002215# Check for use of the system expat library
2216AC_MSG_CHECKING(for --with-system-expat)
2217AC_ARG_WITH(system_expat,
Benjamin Peterson79263252010-10-31 16:50:44 +00002218 AS_HELP_STRING([--with-system-expat], [build pyexpat module using an installed expat library]),
2219 [],
2220 [with_system_expat="no"])
Benjamin Petersonb2d90462009-12-31 03:23:10 +00002221
2222AC_MSG_RESULT($with_system_expat)
2223
Thomas Wouters49fd7fa2006-04-21 10:40:58 +00002224# Check for use of the system libffi library
2225AC_MSG_CHECKING(for --with-system-ffi)
2226AC_ARG_WITH(system_ffi,
Benjamin Peterson79263252010-10-31 16:50:44 +00002227 AS_HELP_STRING([--with-system-ffi], [build _ctypes module using an installed ffi library]),
2228 [],
2229 [with_system_ffi="no"])
Thomas Wouters49fd7fa2006-04-21 10:40:58 +00002230
Benjamin Peterson0f64b0b2010-03-09 21:49:52 +00002231if test "$with_system_ffi" = "yes" && test -n "$PKG_CONFIG"; then
Benjamin Petersond78735d2010-01-01 16:04:23 +00002232 LIBFFI_INCLUDEDIR="`"$PKG_CONFIG" libffi --cflags-only-I 2>/dev/null | sed -e 's/^-I//;s/ *$//'`"
2233else
2234 LIBFFI_INCLUDEDIR=""
2235fi
2236AC_SUBST(LIBFFI_INCLUDEDIR)
2237
Thomas Wouters49fd7fa2006-04-21 10:40:58 +00002238AC_MSG_RESULT($with_system_ffi)
2239
Stefan Krah60187b52012-03-23 19:06:27 +01002240# Check for use of the system libmpdec library
2241AC_MSG_CHECKING(for --with-system-libmpdec)
2242AC_ARG_WITH(system_libmpdec,
2243 AS_HELP_STRING([--with-system-libmpdec], [build _decimal module using an installed libmpdec library]),
2244 [],
2245 [with_system_libmpdec="no"])
2246
2247AC_MSG_RESULT($with_system_libmpdec)
2248
Benjamin Peterson076ed002010-10-31 17:11:02 +00002249# Check for support for loadable sqlite extensions
2250AC_MSG_CHECKING(for --enable-loadable-sqlite-extensions)
2251AC_ARG_ENABLE(loadable-sqlite-extensions,
2252 AS_HELP_STRING([--enable-loadable-sqlite-extensions], [support loadable extensions in _sqlite module]),
2253 [],
2254 [enable_loadable_sqlite_extensions="no"])
2255
2256AC_MSG_RESULT($enable_loadable_sqlite_extensions)
2257
Matthias Klose55708cc2009-04-30 08:06:49 +00002258# Check for --with-dbmliborder
2259AC_MSG_CHECKING(for --with-dbmliborder)
2260AC_ARG_WITH(dbmliborder,
Matthias Klose2b8733f2010-04-25 18:34:36 +00002261 AS_HELP_STRING([--with-dbmliborder=db1:db2:...], [order to check db backends for dbm. Valid value is a colon separated string with the backend names `ndbm', `gdbm' and `bdb'.]),
Matthias Klose55708cc2009-04-30 08:06:49 +00002262[
2263if test x$with_dbmliborder = xyes
2264then
2265AC_MSG_ERROR([proper usage is --with-dbmliborder=db1:db2:...])
2266else
2267 for db in `echo $with_dbmliborder | sed 's/:/ /g'`; do
2268 if test x$db != xndbm && test x$db != xgdbm && test x$db != xbdb
2269 then
2270 AC_MSG_ERROR([proper usage is --with-dbmliborder=db1:db2:...])
2271 fi
2272 done
2273fi])
2274AC_MSG_RESULT($with_dbmliborder)
2275
Neil Schemenauer55f0cf32001-01-24 17:24:33 +00002276# Determine if signalmodule should be used.
2277AC_SUBST(USE_SIGNAL_MODULE)
2278AC_SUBST(SIGNAL_OBJS)
2279AC_MSG_CHECKING(for --with-signal-module)
2280AC_ARG_WITH(signal-module,
Matthias Klose2b8733f2010-04-25 18:34:36 +00002281 AS_HELP_STRING([--with-signal-module], [disable/enable signal module]))
Neil Schemenauer55f0cf32001-01-24 17:24:33 +00002282
2283if test -z "$with_signal_module"
2284then with_signal_module="yes"
2285fi
2286AC_MSG_RESULT($with_signal_module)
2287
2288if test "${with_signal_module}" = "yes"; then
2289 USE_SIGNAL_MODULE=""
2290 SIGNAL_OBJS=""
2291else
2292 USE_SIGNAL_MODULE="#"
2293 SIGNAL_OBJS="Parser/intrcheck.o Python/sigcheck.o"
2294fi
2295
Guido van Rossum3d15bd82001-01-10 18:53:48 +00002296# This is used to generate Setup.config
Guido van Rossum009f7871997-12-04 00:51:42 +00002297AC_SUBST(USE_THREAD_MODULE)
Barry Warsawc0d24d8b2000-06-29 16:12:00 +00002298USE_THREAD_MODULE=""
Guido van Rossum009f7871997-12-04 00:51:42 +00002299
Guido van Rossum54d93d41997-01-22 20:51:58 +00002300AC_SUBST(LDLAST)
Guido van Rossum54d93d41997-01-22 20:51:58 +00002301
Martin v. Löwis11437992002-04-12 09:54:03 +00002302# Templates for things AC_DEFINEd more than once.
2303# For a single AC_DEFINE, no template is needed.
Martin v. Löwis11437992002-04-12 09:54:03 +00002304AH_TEMPLATE(_REENTRANT,
2305 [Define to force use of thread-safe errno, h_errno, and other functions])
2306AH_TEMPLATE(WITH_THREAD,
2307 [Define if you want to compile in rudimentary thread support])
2308
Guido van Rossum54d93d41997-01-22 20:51:58 +00002309AC_MSG_CHECKING(for --with-threads)
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00002310dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output
Barry Warsawc0d24d8b2000-06-29 16:12:00 +00002311AC_ARG_WITH(threads,
Matthias Klose2b8733f2010-04-25 18:34:36 +00002312 AS_HELP_STRING([--with(out)-threads@<:@=DIRECTORY@:>@], [disable/enable thread support]))
Guido van Rossum54d93d41997-01-22 20:51:58 +00002313
Barry Warsawc0d24d8b2000-06-29 16:12:00 +00002314# --with-thread is deprecated, but check for it anyway
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00002315dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output
Barry Warsawa0f3c5c2000-06-30 16:39:35 +00002316AC_ARG_WITH(thread,
Matthias Klose2b8733f2010-04-25 18:34:36 +00002317 AS_HELP_STRING([--with(out)-thread@<:@=DIRECTORY@:>@], [deprecated; use --with(out)-threads]),
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00002318 [with_threads=$with_thread])
Barry Warsawc0d24d8b2000-06-29 16:12:00 +00002319
2320if test -z "$with_threads"
2321then with_threads="yes"
Guido van Rossum433c8ad1994-08-01 12:07:07 +00002322fi
Barry Warsawc0d24d8b2000-06-29 16:12:00 +00002323AC_MSG_RESULT($with_threads)
Guido van Rossum6400c261997-05-22 20:34:27 +00002324
Martin v. Löwis2d7e2642002-04-05 16:50:53 +00002325AC_SUBST(THREADOBJ)
Barry Warsawc0d24d8b2000-06-29 16:12:00 +00002326if test "$with_threads" = "no"
2327then
2328 USE_THREAD_MODULE="#"
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00002329elif test "$ac_cv_pthread_is_default" = yes
2330then
2331 AC_DEFINE(WITH_THREAD)
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00002332 # Defining _REENTRANT on system with POSIX threads should not hurt.
2333 AC_DEFINE(_REENTRANT)
2334 posix_threads=yes
Martin v. Löwis2d7e2642002-04-05 16:50:53 +00002335 THREADOBJ="Python/thread.o"
Martin v. Löwis130fb172001-07-19 11:00:41 +00002336elif test "$ac_cv_kpthread" = "yes"
2337then
2338 CC="$CC -Kpthread"
Martin v. Löwis519adae2003-09-20 10:47:47 +00002339 if test "$ac_cv_cxx_thread" = "yes"; then
2340 CXX="$CXX -Kpthread"
2341 fi
Martin v. Löwis130fb172001-07-19 11:00:41 +00002342 AC_DEFINE(WITH_THREAD)
Guido van Rossumd0b69ec2001-09-10 14:10:54 +00002343 posix_threads=yes
Martin v. Löwis2d7e2642002-04-05 16:50:53 +00002344 THREADOBJ="Python/thread.o"
Martin v. Löwis5f433f02003-05-05 05:05:30 +00002345elif test "$ac_cv_kthread" = "yes"
2346then
2347 CC="$CC -Kthread"
Martin v. Löwis519adae2003-09-20 10:47:47 +00002348 if test "$ac_cv_cxx_thread" = "yes"; then
2349 CXX="$CXX -Kthread"
2350 fi
Martin v. Löwis5f433f02003-05-05 05:05:30 +00002351 AC_DEFINE(WITH_THREAD)
2352 posix_threads=yes
2353 THREADOBJ="Python/thread.o"
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00002354elif test "$ac_cv_pthread" = "yes"
2355then
2356 CC="$CC -pthread"
Martin v. Löwis519adae2003-09-20 10:47:47 +00002357 if test "$ac_cv_cxx_thread" = "yes"; then
2358 CXX="$CXX -pthread"
2359 fi
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00002360 AC_DEFINE(WITH_THREAD)
2361 posix_threads=yes
2362 THREADOBJ="Python/thread.o"
Barry Warsawc0d24d8b2000-06-29 16:12:00 +00002363else
Martin v. Löwis130fb172001-07-19 11:00:41 +00002364 if test ! -z "$with_threads" -a -d "$with_threads"
2365 then LDFLAGS="$LDFLAGS -L$with_threads"
2366 fi
2367 if test ! -z "$withval" -a -d "$withval"
2368 then LDFLAGS="$LDFLAGS -L$withval"
2369 fi
Martin v. Löwis69c0ff32001-10-15 14:34:42 +00002370
2371 # According to the POSIX spec, a pthreads implementation must
Matthias Klosea2542be2004-08-16 11:35:51 +00002372 # define _POSIX_THREADS in unistd.h. Some apparently don't
2373 # (e.g. gnu pth with pthread emulation)
Martin v. Löwis69c0ff32001-10-15 14:34:42 +00002374 AC_MSG_CHECKING(for _POSIX_THREADS in unistd.h)
2375 AC_EGREP_CPP(yes,
Neal Norwitz6eb37f02003-02-23 23:28:15 +00002376 [
2377#include <unistd.h>
2378#ifdef _POSIX_THREADS
2379yes
2380#endif
Martin v. Löwis69c0ff32001-10-15 14:34:42 +00002381 ], unistd_defines_pthreads=yes, unistd_defines_pthreads=no)
2382 AC_MSG_RESULT($unistd_defines_pthreads)
2383
Martin v. Löwis130fb172001-07-19 11:00:41 +00002384 AC_DEFINE(_REENTRANT)
Martin v. Löwis8158b5a2001-10-08 13:17:28 +00002385 # Just looking for pthread_create in libpthread is not enough:
2386 # on HP/UX, pthread.h renames pthread_create to a different symbol name.
2387 # So we really have to include pthread.h, and then link.
2388 _libs=$LIBS
2389 LIBS="$LIBS -lpthread"
2390 AC_MSG_CHECKING([for pthread_create in -lpthread])
Stefan Krah7dba5942012-11-22 22:49:11 +01002391 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2392#include <stdio.h>
2393#include <pthread.h>
Martin v. Löwis8158b5a2001-10-08 13:17:28 +00002394
Matthias Kloseb159a552010-04-25 21:00:44 +00002395void * start_routine (void *arg) { exit (0); }]], [[
2396pthread_create (NULL, NULL, start_routine, NULL)]])],[
Martin v. Löwis8158b5a2001-10-08 13:17:28 +00002397 AC_MSG_RESULT(yes)
2398 AC_DEFINE(WITH_THREAD)
Martin v. Löwis69c0ff32001-10-15 14:34:42 +00002399 posix_threads=yes
Martin v. Löwis2d7e2642002-04-05 16:50:53 +00002400 THREADOBJ="Python/thread.o"],[
Martin v. Löwis8158b5a2001-10-08 13:17:28 +00002401 LIBS=$_libs
Martin v. Löwis130fb172001-07-19 11:00:41 +00002402 AC_CHECK_FUNC(pthread_detach, [AC_DEFINE(WITH_THREAD)
Martin v. Löwis69c0ff32001-10-15 14:34:42 +00002403 posix_threads=yes
Martin v. Löwis2d7e2642002-04-05 16:50:53 +00002404 THREADOBJ="Python/thread.o"],[
Martin v. Löwis130fb172001-07-19 11:00:41 +00002405 AC_CHECK_LIB(pthreads, pthread_create, [AC_DEFINE(WITH_THREAD)
Guido van Rossumd0b69ec2001-09-10 14:10:54 +00002406 posix_threads=yes
Martin v. Löwis130fb172001-07-19 11:00:41 +00002407 LIBS="$LIBS -lpthreads"
Martin v. Löwis2d7e2642002-04-05 16:50:53 +00002408 THREADOBJ="Python/thread.o"], [
Martin v. Löwis130fb172001-07-19 11:00:41 +00002409 AC_CHECK_LIB(c_r, pthread_create, [AC_DEFINE(WITH_THREAD)
Guido van Rossumd0b69ec2001-09-10 14:10:54 +00002410 posix_threads=yes
Martin v. Löwis130fb172001-07-19 11:00:41 +00002411 LIBS="$LIBS -lc_r"
Martin v. Löwis2d7e2642002-04-05 16:50:53 +00002412 THREADOBJ="Python/thread.o"], [
Martin v. Löwis130fb172001-07-19 11:00:41 +00002413 AC_CHECK_LIB(pthread, __pthread_create_system, [AC_DEFINE(WITH_THREAD)
Guido van Rossumd0b69ec2001-09-10 14:10:54 +00002414 posix_threads=yes
Martin v. Löwis130fb172001-07-19 11:00:41 +00002415 LIBS="$LIBS -lpthread"
Martin v. Löwis2d7e2642002-04-05 16:50:53 +00002416 THREADOBJ="Python/thread.o"], [
Martin v. Löwis130fb172001-07-19 11:00:41 +00002417 AC_CHECK_LIB(cma, pthread_create, [AC_DEFINE(WITH_THREAD)
Guido van Rossumd0b69ec2001-09-10 14:10:54 +00002418 posix_threads=yes
Martin v. Löwis130fb172001-07-19 11:00:41 +00002419 LIBS="$LIBS -lcma"
Martin v. Löwis2d7e2642002-04-05 16:50:53 +00002420 THREADOBJ="Python/thread.o"],[
Martin v. Löwis130fb172001-07-19 11:00:41 +00002421 USE_THREAD_MODULE="#"])
Antoine Pitrou37009202011-07-08 23:47:50 +02002422 ])])])])])
Barry Warsawc0d24d8b2000-06-29 16:12:00 +00002423
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00002424 AC_CHECK_LIB(mpc, usconfig, [AC_DEFINE(WITH_THREAD)
2425 LIBS="$LIBS -lmpc"
2426 THREADOBJ="Python/thread.o"
2427 USE_THREAD_MODULE=""])
2428
2429 if test "$posix_threads" != "yes"; then
2430 AC_CHECK_LIB(thread, thr_create, [AC_DEFINE(WITH_THREAD)
2431 LIBS="$LIBS -lthread"
2432 THREADOBJ="Python/thread.o"
2433 USE_THREAD_MODULE=""])
2434 fi
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00002435fi
2436
2437if test "$posix_threads" = "yes"; then
Martin v. Löwis69c0ff32001-10-15 14:34:42 +00002438 if test "$unistd_defines_pthreads" = "no"; then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00002439 AC_DEFINE(_POSIX_THREADS, 1,
2440 [Define if you have POSIX threads,
2441 and your system does not define that.])
Martin v. Löwis69c0ff32001-10-15 14:34:42 +00002442 fi
2443
Martin v. Löwisdfc33fd2003-01-21 10:14:41 +00002444 # Bug 662787: Using semaphores causes unexplicable hangs on Solaris 8.
2445 case $ac_sys_system/$ac_sys_release in
Charles-François Natali996f6062011-07-21 19:45:31 +02002446 SunOS/5.6) AC_DEFINE(HAVE_PTHREAD_DESTRUCTOR, 1,
Matthias Klosec80c93f2010-04-24 17:04:35 +00002447 [Defined for Solaris 2.6 bug in pthread header.])
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00002448 ;;
Martin v. Löwisdfc33fd2003-01-21 10:14:41 +00002449 SunOS/5.8) AC_DEFINE(HAVE_BROKEN_POSIX_SEMAPHORES, 1,
Matthias Klosec80c93f2010-04-24 17:04:35 +00002450 [Define if the Posix semaphores do not work on your system])
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00002451 ;;
Charles-François Natali996f6062011-07-21 19:45:31 +02002452 AIX/*) AC_DEFINE(HAVE_BROKEN_POSIX_SEMAPHORES, 1,
Matthias Klosec80c93f2010-04-24 17:04:35 +00002453 [Define if the Posix semaphores do not work on your system])
Christian Heimes7b3ce6a2008-01-31 14:31:45 +00002454 ;;
Martin v. Löwisdfc33fd2003-01-21 10:14:41 +00002455 esac
2456
Guido van Rossumd0b69ec2001-09-10 14:10:54 +00002457 AC_MSG_CHECKING(if PTHREAD_SCOPE_SYSTEM is supported)
2458 AC_CACHE_VAL(ac_cv_pthread_system_supported,
Stefan Krah7dba5942012-11-22 22:49:11 +01002459 [AC_RUN_IFELSE([AC_LANG_SOURCE([[
2460 #include <stdio.h>
2461 #include <pthread.h>
Guido van Rossumd0b69ec2001-09-10 14:10:54 +00002462 void *foo(void *parm) {
2463 return NULL;
2464 }
2465 main() {
2466 pthread_attr_t attr;
Martin v. Löwisa82d3472002-02-24 16:05:05 +00002467 pthread_t id;
Guido van Rossumd0b69ec2001-09-10 14:10:54 +00002468 if (pthread_attr_init(&attr)) exit(-1);
2469 if (pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM)) exit(-1);
Martin v. Löwisa82d3472002-02-24 16:05:05 +00002470 if (pthread_create(&id, &attr, foo, NULL)) exit(-1);
Guido van Rossumd0b69ec2001-09-10 14:10:54 +00002471 exit(0);
Matthias Kloseb159a552010-04-25 21:00:44 +00002472 }]])],
2473 [ac_cv_pthread_system_supported=yes],
2474 [ac_cv_pthread_system_supported=no],
2475 [ac_cv_pthread_system_supported=no])
Guido van Rossumd0b69ec2001-09-10 14:10:54 +00002476 ])
2477 AC_MSG_RESULT($ac_cv_pthread_system_supported)
2478 if test "$ac_cv_pthread_system_supported" = "yes"; then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00002479 AC_DEFINE(PTHREAD_SYSTEM_SCHED_SUPPORTED, 1, [Defined if PTHREAD_SCOPE_SYSTEM supported.])
Guido van Rossumd0b69ec2001-09-10 14:10:54 +00002480 fi
Jason Tishlerfac083d2003-07-22 15:20:49 +00002481 AC_CHECK_FUNCS(pthread_sigmask,
2482 [case $ac_sys_system in
2483 CYGWIN*)
2484 AC_DEFINE(HAVE_BROKEN_PTHREAD_SIGMASK, 1,
2485 [Define if pthread_sigmask() does not work on your system.])
2486 ;;
2487 esac])
Barry Warsawc0d24d8b2000-06-29 16:12:00 +00002488fi
Guido van Rossum433c8ad1994-08-01 12:07:07 +00002489
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00002490
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002491# Check for enable-ipv6
Martin v. Löwis11437992002-04-12 09:54:03 +00002492AH_TEMPLATE(ENABLE_IPV6, [Define if --enable-ipv6 is specified])
Martin v. Löwisa5f8bb52001-09-05 08:22:34 +00002493AC_MSG_CHECKING([if --enable-ipv6 is specified])
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002494AC_ARG_ENABLE(ipv6,
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00002495[ --enable-ipv6 Enable ipv6 (with ipv4) support
2496 --disable-ipv6 Disable ipv6 support],
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002497[ case "$enableval" in
2498 no)
2499 AC_MSG_RESULT(no)
2500 ipv6=no
2501 ;;
2502 *) AC_MSG_RESULT(yes)
2503 AC_DEFINE(ENABLE_IPV6)
2504 ipv6=yes
2505 ;;
2506 esac ],
2507
Martin v. Löwisa5f8bb52001-09-05 08:22:34 +00002508[
2509dnl the check does not work on cross compilation case...
Charles-François Natalif6fd7942013-01-08 19:49:42 +01002510 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ /* AF_INET6 available check */
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002511#include <sys/types.h>
Charles-François Natalif6fd7942013-01-08 19:49:42 +01002512#include <sys/socket.h>]],
2513[[int domain = AF_INET6;]])],[
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002514 AC_MSG_RESULT(yes)
Matthias Kloseb159a552010-04-25 21:00:44 +00002515 ipv6=yes
2516],[
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002517 AC_MSG_RESULT(no)
2518 ipv6=no
Matthias Kloseb159a552010-04-25 21:00:44 +00002519])
Martin v. Löwisa5f8bb52001-09-05 08:22:34 +00002520
2521if test "$ipv6" = "yes"; then
2522 AC_MSG_CHECKING(if RFC2553 API is available)
Matthias Kloseb159a552010-04-25 21:00:44 +00002523 AC_COMPILE_IFELSE([
2524 AC_LANG_PROGRAM([[#include <sys/types.h>
2525#include <netinet/in.h>]],
2526 [[struct sockaddr_in6 x;
2527 x.sin6_scope_id;]])
2528 ],[
2529 AC_MSG_RESULT(yes)
2530 ipv6=yes
2531 ],[
2532 AC_MSG_RESULT(no, IPv6 disabled)
2533 ipv6=no
2534 ])
Martin v. Löwisa5f8bb52001-09-05 08:22:34 +00002535fi
2536
2537if test "$ipv6" = "yes"; then
2538 AC_DEFINE(ENABLE_IPV6)
2539fi
2540])
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002541
2542ipv6type=unknown
2543ipv6lib=none
2544ipv6trylibc=no
2545
2546if test "$ipv6" = "yes"; then
2547 AC_MSG_CHECKING([ipv6 stack type])
Guido van Rossumb8552162001-09-05 14:58:11 +00002548 for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta;
2549 do
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002550 case $i in
2551 inria)
2552 dnl http://www.kame.net/
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00002553 AC_EGREP_CPP(yes, [
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002554#include <netinet/in.h>
2555#ifdef IPV6_INRIA_VERSION
2556yes
2557#endif],
Martin v. Löwis44ddbde2001-12-02 10:15:37 +00002558 [ipv6type=$i])
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002559 ;;
2560 kame)
2561 dnl http://www.kame.net/
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00002562 AC_EGREP_CPP(yes, [
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002563#include <netinet/in.h>
2564#ifdef __KAME__
2565yes
2566#endif],
2567 [ipv6type=$i;
2568 ipv6lib=inet6
2569 ipv6libdir=/usr/local/v6/lib
Martin v. Löwis44ddbde2001-12-02 10:15:37 +00002570 ipv6trylibc=yes])
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002571 ;;
2572 linux-glibc)
2573 dnl http://www.v6.linux.or.jp/
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00002574 AC_EGREP_CPP(yes, [
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002575#include <features.h>
2576#if defined(__GLIBC__) && ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2))
2577yes
2578#endif],
2579 [ipv6type=$i;
Martin v. Löwis44ddbde2001-12-02 10:15:37 +00002580 ipv6trylibc=yes])
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002581 ;;
2582 linux-inet6)
2583 dnl http://www.v6.linux.or.jp/
2584 if test -d /usr/inet6; then
2585 ipv6type=$i
2586 ipv6lib=inet6
2587 ipv6libdir=/usr/inet6/lib
Skip Montanarodecc6a42003-01-01 20:07:49 +00002588 BASECFLAGS="-I/usr/inet6/include $BASECFLAGS"
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002589 fi
2590 ;;
2591 solaris)
2592 if test -f /etc/netconfig; then
Antoine Pitrouf3fcd9f2011-01-03 18:53:50 +00002593 if $GREP -q tcp6 /etc/netconfig; then
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002594 ipv6type=$i
2595 ipv6trylibc=yes
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002596 fi
2597 fi
2598 ;;
2599 toshiba)
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00002600 AC_EGREP_CPP(yes, [
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002601#include <sys/param.h>
2602#ifdef _TOSHIBA_INET6
2603yes
2604#endif],
2605 [ipv6type=$i;
2606 ipv6lib=inet6;
Martin v. Löwis44ddbde2001-12-02 10:15:37 +00002607 ipv6libdir=/usr/local/v6/lib])
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002608 ;;
2609 v6d)
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00002610 AC_EGREP_CPP(yes, [
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002611#include </usr/local/v6/include/sys/v6config.h>
2612#ifdef __V6D__
2613yes
2614#endif],
2615 [ipv6type=$i;
2616 ipv6lib=v6;
2617 ipv6libdir=/usr/local/v6/lib;
Skip Montanarodecc6a42003-01-01 20:07:49 +00002618 BASECFLAGS="-I/usr/local/v6/include $BASECFLAGS"])
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002619 ;;
2620 zeta)
Martin v. Löwisa5f73f92001-10-15 08:06:29 +00002621 AC_EGREP_CPP(yes, [
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002622#include <sys/param.h>
2623#ifdef _ZETA_MINAMI_INET6
2624yes
2625#endif],
2626 [ipv6type=$i;
2627 ipv6lib=inet6;
Martin v. Löwis44ddbde2001-12-02 10:15:37 +00002628 ipv6libdir=/usr/local/v6/lib])
Martin v. Löwisa2ac6022001-08-09 11:40:14 +00002629 ;;
2630 esac
2631 if test "$ipv6type" != "unknown"; then
2632 break
2633 fi
2634 done
2635 AC_MSG_RESULT($ipv6type)
2636fi
2637
2638if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then
2639 if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then
2640 LIBS="-L$ipv6libdir -l$ipv6lib $LIBS"
2641 echo "using lib$ipv6lib"
2642 else
2643 if test $ipv6trylibc = "yes"; then
2644 echo "using libc"
2645 else
2646 echo 'Fatal: no $ipv6lib library found. cannot continue.'
2647 echo "You need to fetch lib$ipv6lib.a from appropriate"
2648 echo 'ipv6 kit and compile beforehand.'
2649 exit 1
2650 fi
2651 fi
2652fi
2653
Georg Brandl93de2162008-07-16 02:21:06 +00002654AC_MSG_CHECKING(for OSX 10.5 SDK or later)
Matthias Kloseb159a552010-04-25 21:00:44 +00002655AC_COMPILE_IFELSE([
2656 AC_LANG_PROGRAM([[#include <Carbon/Carbon.h>]], [[FSIORefNum fRef = 0]])
2657],[
Matthias Klosec80c93f2010-04-24 17:04:35 +00002658 AC_DEFINE(HAVE_OSX105_SDK, 1, [Define if compiling using MacOS X 10.5 SDK or later.])
Matthias Kloseb159a552010-04-25 21:00:44 +00002659 AC_MSG_RESULT(yes)
2660],[
Georg Brandl93de2162008-07-16 02:21:06 +00002661 AC_MSG_RESULT(no)
Matthias Kloseb159a552010-04-25 21:00:44 +00002662])
Georg Brandl93de2162008-07-16 02:21:06 +00002663
Martin v. Löwisa3fb4f72002-06-09 13:33:54 +00002664# Check for --with-doc-strings
2665AC_MSG_CHECKING(for --with-doc-strings)
2666AC_ARG_WITH(doc-strings,
Matthias Klose2b8733f2010-04-25 18:34:36 +00002667 AS_HELP_STRING([--with(out)-doc-strings], [disable/enable documentation strings]))
Martin v. Löwisa3fb4f72002-06-09 13:33:54 +00002668
2669if test -z "$with_doc_strings"
2670then with_doc_strings="yes"
2671fi
2672if test "$with_doc_strings" != "no"
2673then
2674 AC_DEFINE(WITH_DOC_STRINGS, 1,
2675 [Define if you want documentation strings in extension modules])
2676fi
2677AC_MSG_RESULT($with_doc_strings)
2678
Georg Brandl9976a512010-08-02 21:02:36 +00002679# Check if eval loop should use timestamp counter profiling
Martin v. Löwisf30d60e2004-06-08 08:17:44 +00002680AC_MSG_CHECKING(for --with-tsc)
2681AC_ARG_WITH(tsc,
Matthias Klose2b8733f2010-04-25 18:34:36 +00002682 AS_HELP_STRING([--with(out)-tsc],[enable/disable timestamp counter profile]),[
Martin v. Löwisf30d60e2004-06-08 08:17:44 +00002683if test "$withval" != no
2684then
2685 AC_DEFINE(WITH_TSC, 1,
2686 [Define to profile with the Pentium timestamp counter])
2687 AC_MSG_RESULT(yes)
2688else AC_MSG_RESULT(no)
2689fi],
2690[AC_MSG_RESULT(no)])
2691
2692# Check for Python-specific malloc support
Neil Schemenauera35c6882001-02-27 04:45:05 +00002693AC_MSG_CHECKING(for --with-pymalloc)
2694AC_ARG_WITH(pymalloc,
Matthias Klose2b8733f2010-04-25 18:34:36 +00002695 AS_HELP_STRING([--with(out)-pymalloc], [disable/enable specialized mallocs]))
Neil Schemenauer16c22972002-03-22 15:34:49 +00002696
2697if test -z "$with_pymalloc"
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00002698then
2699 with_pymalloc="yes"
Neil Schemenauer16c22972002-03-22 15:34:49 +00002700fi
2701if test "$with_pymalloc" != "no"
2702then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00002703 AC_DEFINE(WITH_PYMALLOC, 1,
2704 [Define if you want to compile in Python-specific mallocs])
doko@ubuntu.com9c7817e2012-06-30 17:05:13 +02002705 ABIFLAGS="${ABIFLAGS}m"
Neil Schemenauer16c22972002-03-22 15:34:49 +00002706fi
2707AC_MSG_RESULT($with_pymalloc)
Neil Schemenauera35c6882001-02-27 04:45:05 +00002708
Benjamin Peterson05159c42009-12-03 03:01:27 +00002709# Check for Valgrind support
2710AC_MSG_CHECKING([for --with-valgrind])
2711AC_ARG_WITH([valgrind],
Matthias Klose2b8733f2010-04-25 18:34:36 +00002712 AS_HELP_STRING([--with-valgrind], [Enable Valgrind support]),,
Benjamin Peterson05159c42009-12-03 03:01:27 +00002713 with_valgrind=no)
2714AC_MSG_RESULT([$with_valgrind])
2715if test "$with_valgrind" != no; then
2716 AC_CHECK_HEADER([valgrind/valgrind.h],
2717 [AC_DEFINE([WITH_VALGRIND], 1, [Define if you want pymalloc to be disabled when running under valgrind])],
2718 [AC_MSG_ERROR([Valgrind support requested but headers not available])]
2719 )
Jeffrey Yasskin39370832010-05-03 19:29:34 +00002720 OPT="-DDYNAMIC_ANNOTATIONS_ENABLED=1 $OPT"
Benjamin Peterson05159c42009-12-03 03:01:27 +00002721fi
2722
Guido van Rossum68242b51996-05-28 22:53:03 +00002723# -I${DLINCLDIR} is added to the compile rule for importdl.o
Guido van Rossum433c8ad1994-08-01 12:07:07 +00002724AC_SUBST(DLINCLDIR)
Guido van Rossum98935bf2001-09-05 19:13:16 +00002725DLINCLDIR=.
Guido van Rossum433c8ad1994-08-01 12:07:07 +00002726
Guido van Rossume97ee181999-12-20 21:27:22 +00002727# the dlopen() function means we might want to use dynload_shlib.o. some
2728# platforms, such as AIX, have dlopen(), but don't want to use it.
Thomas Wouters3a584202000-08-05 23:28:51 +00002729AC_CHECK_FUNCS(dlopen)
Guido van Rossume97ee181999-12-20 21:27:22 +00002730
2731# DYNLOADFILE specifies which dynload_*.o file we will use for dynamic
2732# loading of modules.
2733AC_SUBST(DYNLOADFILE)
2734AC_MSG_CHECKING(DYNLOADFILE)
2735if test -z "$DYNLOADFILE"
2736then
2737 case $ac_sys_system/$ac_sys_release in
Martin v. Löwisc19c5a62003-11-18 20:00:44 +00002738 AIX*) # Use dynload_shlib.c and dlopen() if we have it; otherwise dynload_aix.c
2739 if test "$ac_cv_func_dlopen" = yes
2740 then DYNLOADFILE="dynload_shlib.o"
2741 else DYNLOADFILE="dynload_aix.o"
2742 fi
2743 ;;
Guido van Rossume97ee181999-12-20 21:27:22 +00002744 hp*|HP*) DYNLOADFILE="dynload_hpux.o";;
Thomas Wouters49fd7fa2006-04-21 10:40:58 +00002745 # Use dynload_next.c only on 10.2 and below, which don't have native dlopen()
2746 Darwin/@<:@0156@:>@\..*) DYNLOADFILE="dynload_next.o";;
Guido van Rossume97ee181999-12-20 21:27:22 +00002747 *)
2748 # use dynload_shlib.c and dlopen() if we have it; otherwise stub
2749 # out any dynamic loading
2750 if test "$ac_cv_func_dlopen" = yes
2751 then DYNLOADFILE="dynload_shlib.o"
2752 else DYNLOADFILE="dynload_stub.o"
2753 fi
2754 ;;
2755 esac
2756fi
2757AC_MSG_RESULT($DYNLOADFILE)
2758if test "$DYNLOADFILE" != "dynload_stub.o"
2759then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00002760 AC_DEFINE(HAVE_DYNAMIC_LOADING, 1,
2761 [Defined when any dynamic module loading is enabled.])
Guido van Rossume97ee181999-12-20 21:27:22 +00002762fi
2763
Jack Jansenc49e5b72001-06-19 15:00:23 +00002764# MACHDEP_OBJS can be set to platform-specific object files needed by Python
2765
2766AC_SUBST(MACHDEP_OBJS)
2767AC_MSG_CHECKING(MACHDEP_OBJS)
2768if test -z "$MACHDEP_OBJS"
2769then
Jack Jansenb6e9cad2001-08-15 01:26:28 +00002770 MACHDEP_OBJS=$extra_machdep_objs
2771else
2772 MACHDEP_OBJS="$MACHDEP_OBJS $extra_machdep_objs"
Jack Jansenc49e5b72001-06-19 15:00:23 +00002773fi
doko@ubuntu.com9c7817e2012-06-30 17:05:13 +02002774if test -z "$MACHDEP_OBJS"; then
2775 AC_MSG_RESULT([none])
2776else
2777 AC_MSG_RESULT([$MACHDEP_OBJS])
2778fi
Jack Jansenc49e5b72001-06-19 15:00:23 +00002779
Guido van Rossum627b2d71993-12-24 10:39:16 +00002780# checks for library functions
Antoine Pitroub1c54962010-10-14 15:05:38 +00002781AC_CHECK_FUNCS(alarm accept4 setitimer getitimer bind_textdomain_codeset chown \
Gregory P. Smith1577cf72012-01-21 18:21:56 -08002782 clock confstr ctermid execv faccessat fchmod fchmodat fchown fchownat \
Ross Lagerwall7807c352011-03-17 20:20:30 +02002783 fexecve fdopendir fork fpathconf fstatat ftime ftruncate futimesat \
Ross Lagerwallb0ae53d2011-06-10 07:30:30 +02002784 futimens futimes gai_strerror \
2785 getgrouplist getgroups getlogin getloadavg getpeername getpgid getpid \
Martin v. Löwis7aed61a2009-11-27 14:09:49 +00002786 getpriority getresuid getresgid getpwent getspnam getspent getsid getwd \
Gregory P. Smith5ed2e772011-05-15 00:26:45 -07002787 if_nameindex \
Antoine Pitrouf0effe62011-11-26 01:11:02 +01002788 initgroups kill killpg lchmod lchown lockf linkat lstat lutimes mmap \
2789 memrchr mbrtowc mkdirat mkfifo \
Charles-François Natalidaafdd52011-05-29 20:07:40 +02002790 mkfifoat mknod mknodat mktime mremap nice openat pathconf pause pipe2 plock poll \
Ross Lagerwall7807c352011-03-17 20:20:30 +02002791 posix_fallocate posix_fadvise pread \
Victor Stinnerb3e72192011-05-08 01:46:11 +02002792 pthread_init pthread_kill putenv pwrite readlink readlinkat readv realpath renameat \
Giampaolo Rodolàc9c2c8b2011-02-25 14:39:16 +00002793 select sem_open sem_timedwait sem_getvalue sem_unlink sendfile setegid seteuid \
Antoine Pitrou061cfb52011-02-28 22:25:22 +00002794 setgid sethostname \
Giampaolo Rodolà18e8bcb2011-02-25 20:57:54 +00002795 setlocale setregid setreuid setresuid setresgid setsid setpgid setpgrp setpriority setuid setvbuf \
Charles-François Nataliea0d5fc2011-09-06 19:03:35 +02002796 sched_get_priority_max sched_setaffinity sched_setscheduler sched_setparam \
2797 sched_rr_get_interval \
Ross Lagerwallbc808222011-06-25 12:13:40 +02002798 sigaction sigaltstack siginterrupt sigpending sigrelse \
2799 sigtimedwait sigwait sigwaitinfo snprintf strftime strlcpy symlinkat sync \
Michael W. Hudson34f20ea2002-05-27 15:08:24 +00002800 sysconf tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \
Ross Lagerwall7807c352011-03-17 20:20:30 +02002801 truncate uname unlinkat unsetenv utimensat utimes waitid waitpid wait3 wait4 \
2802 wcscoll wcsftime wcsxfrm writev _getpty)
Guido van Rossum00f0f6e1999-01-06 18:52:29 +00002803
Gregory P. Smithdf300d52012-01-21 18:20:15 -08002804AC_CHECK_DECL(dirfd,
2805 AC_DEFINE(HAVE_DIRFD, 1,
2806 Define if you have the 'dirfd' function or macro.), ,
2807 [#include <sys/types.h>
2808 #include <dirent.h>])
2809
Martin v. Löwisc8ad7cc2002-11-11 13:23:45 +00002810# For some functions, having a definition is not sufficient, since
2811# we want to take their address.
2812AC_MSG_CHECKING(for chroot)
Matthias Kloseb159a552010-04-25 21:00:44 +00002813AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=chroot]])],
2814 [AC_DEFINE(HAVE_CHROOT, 1, Define if you have the 'chroot' function.)
2815 AC_MSG_RESULT(yes)],
2816 [AC_MSG_RESULT(no)
2817])
Martin v. Löwisc8ad7cc2002-11-11 13:23:45 +00002818AC_MSG_CHECKING(for link)
Matthias Kloseb159a552010-04-25 21:00:44 +00002819AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=link]])],
2820 [AC_DEFINE(HAVE_LINK, 1, Define if you have the 'link' function.)
2821 AC_MSG_RESULT(yes)],
2822 [AC_MSG_RESULT(no)
2823])
Martin v. Löwisc8ad7cc2002-11-11 13:23:45 +00002824AC_MSG_CHECKING(for symlink)
Matthias Kloseb159a552010-04-25 21:00:44 +00002825AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=symlink]])],
2826 [AC_DEFINE(HAVE_SYMLINK, 1, Define if you have the 'symlink' function.)
2827 AC_MSG_RESULT(yes)],
2828 [AC_MSG_RESULT(no)
2829])
Martin v. Löwisa64988c2003-09-20 15:30:20 +00002830AC_MSG_CHECKING(for fchdir)
Matthias Kloseb159a552010-04-25 21:00:44 +00002831AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=fchdir]])],
2832 [AC_DEFINE(HAVE_FCHDIR, 1, Define if you have the 'fchdir' function.)
2833 AC_MSG_RESULT(yes)],
2834 [AC_MSG_RESULT(no)
2835])
Martin v. Löwisa64988c2003-09-20 15:30:20 +00002836AC_MSG_CHECKING(for fsync)
Matthias Kloseb159a552010-04-25 21:00:44 +00002837AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=fsync]])],
2838 [AC_DEFINE(HAVE_FSYNC, 1, Define if you have the 'fsync' function.)
2839 AC_MSG_RESULT(yes)],
2840 [AC_MSG_RESULT(no)
2841])
Martin v. Löwisa64988c2003-09-20 15:30:20 +00002842AC_MSG_CHECKING(for fdatasync)
Matthias Kloseb159a552010-04-25 21:00:44 +00002843AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=fdatasync]])],
2844 [AC_DEFINE(HAVE_FDATASYNC, 1, Define if you have the 'fdatasync' function.)
2845 AC_MSG_RESULT(yes)],
2846 [AC_MSG_RESULT(no)
2847])
Christian Heimes4fbc72b2008-03-22 00:47:35 +00002848AC_MSG_CHECKING(for epoll)
Matthias Kloseb159a552010-04-25 21:00:44 +00002849AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/epoll.h>]], [[void *x=epoll_create]])],
2850 [AC_DEFINE(HAVE_EPOLL, 1, Define if you have the 'epoll' functions.)
2851 AC_MSG_RESULT(yes)],
2852 [AC_MSG_RESULT(no)
2853])
Benjamin Peterson95c16622011-12-27 15:36:32 -06002854AC_MSG_CHECKING(for epoll_create1)
2855AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/epoll.h>]], [[void *x=epoll_create1]])],
2856 [AC_DEFINE(HAVE_EPOLL_CREATE1, 1, Define if you have the 'epoll_create1' function.)
2857 AC_MSG_RESULT(yes)],
2858 [AC_MSG_RESULT(no)
2859])
Christian Heimes4fbc72b2008-03-22 00:47:35 +00002860AC_MSG_CHECKING(for kqueue)
Matthias Kloseb159a552010-04-25 21:00:44 +00002861AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Christian Heimes4fbc72b2008-03-22 00:47:35 +00002862#include <sys/types.h>
2863#include <sys/event.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00002864 ]], [[int x=kqueue()]])],
2865 [AC_DEFINE(HAVE_KQUEUE, 1, Define if you have the 'kqueue' functions.)
2866 AC_MSG_RESULT(yes)],
2867 [AC_MSG_RESULT(no)
2868])
Martin v. Löwisd5843682002-11-21 20:41:28 +00002869# On some systems (eg. FreeBSD 5), we would find a definition of the
2870# functions ctermid_r, setgroups in the library, but no prototype
2871# (e.g. because we use _XOPEN_SOURCE). See whether we can take their
2872# address to avoid compiler warnings and potential miscompilations
2873# because of the missing prototypes.
2874
2875AC_MSG_CHECKING(for ctermid_r)
Matthias Kloseb159a552010-04-25 21:00:44 +00002876AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Martin v. Löwisd5843682002-11-21 20:41:28 +00002877#include <stdio.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00002878]], [[void* p = ctermid_r]])],
2879 [AC_DEFINE(HAVE_CTERMID_R, 1, Define if you have the 'ctermid_r' function.)
2880 AC_MSG_RESULT(yes)],
2881 [AC_MSG_RESULT(no)
2882])
Martin v. Löwisd5843682002-11-21 20:41:28 +00002883
Antoine Pitroua4e4ae22010-09-10 18:39:00 +00002884AC_CACHE_CHECK([for flock declaration], [ac_cv_flock_decl],
2885 [AC_COMPILE_IFELSE(
2886 [AC_LANG_PROGRAM(
2887 [#include <sys/file.h>],
2888 [void* p = flock]
2889 )],
2890 [ac_cv_flock_decl=yes],
2891 [ac_cv_flock_decl=no]
2892 )
Matthias Kloseb159a552010-04-25 21:00:44 +00002893])
Antoine Pitroua4e4ae22010-09-10 18:39:00 +00002894if test "x${ac_cv_flock_decl}" = xyes; then
2895 AC_CHECK_FUNCS(flock,,
2896 AC_CHECK_LIB(bsd,flock,
2897 [AC_DEFINE(HAVE_FLOCK)
2898 AC_DEFINE(FLOCK_NEEDS_LIBBSD, 1, Define if flock needs to be linked with bsd library.)
2899 ])
2900 )
Antoine Pitroua3000072010-09-07 14:52:42 +00002901fi
Martin v. Löwisf26d63b2003-03-30 17:23:49 +00002902
2903AC_MSG_CHECKING(for getpagesize)
Matthias Kloseb159a552010-04-25 21:00:44 +00002904AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Martin v. Löwisf26d63b2003-03-30 17:23:49 +00002905#include <unistd.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00002906]], [[void* p = getpagesize]])],
2907 [AC_DEFINE(HAVE_GETPAGESIZE, 1, Define if you have the 'getpagesize' function.)
2908 AC_MSG_RESULT(yes)],
2909 [AC_MSG_RESULT(no)
2910])
Martin v. Löwisf26d63b2003-03-30 17:23:49 +00002911
Victor Stinner984890f2011-11-24 13:53:38 +01002912AC_MSG_CHECKING(for broken unsetenv)
2913AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2914#include <stdlib.h>
2915]], [[int res = unsetenv("DUMMY")]])],
2916 [AC_MSG_RESULT(no)],
2917 [AC_DEFINE(HAVE_BROKEN_UNSETENV, 1, Define if `unsetenv` does not return an int.)
2918 AC_MSG_RESULT(yes)
2919])
2920
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00002921dnl check for true
2922AC_CHECK_PROGS(TRUE, true, /bin/true)
2923
Martin v. Löwis95c419b2003-05-03 12:10:48 +00002924dnl On some systems (e.g. Solaris 9), hstrerror and inet_aton are in -lresolv
2925dnl On others, they are in the C library, so we to take no action
Martin v. Löwis4ee6eef2003-05-26 05:37:51 +00002926AC_CHECK_LIB(c, inet_aton, [$ac_cv_prog_TRUE],
Martin v. Löwis95c419b2003-05-03 12:10:48 +00002927 AC_CHECK_LIB(resolv, inet_aton)
2928)
2929
Christian Heimesd0764e22007-12-04 15:00:33 +00002930# On Tru64, chflags seems to be present, but calling it will
2931# exit Python
Benjamin Petersoned68afa2010-01-30 19:36:43 +00002932AC_CACHE_CHECK([for chflags], [ac_cv_have_chflags], [dnl
Ned Deily3eb67d52011-06-28 00:00:28 -07002933AC_RUN_IFELSE([AC_LANG_SOURCE([[
Christian Heimesd0764e22007-12-04 15:00:33 +00002934#include <sys/stat.h>
2935#include <unistd.h>
2936int main(int argc, char*argv[])
2937{
2938 if(chflags(argv[0], 0) != 0)
2939 return 1;
2940 return 0;
2941}
Ned Deily3eb67d52011-06-28 00:00:28 -07002942]])],
Matthias Kloseb159a552010-04-25 21:00:44 +00002943[ac_cv_have_chflags=yes],
2944[ac_cv_have_chflags=no],
2945[ac_cv_have_chflags=cross])
Benjamin Petersoned68afa2010-01-30 19:36:43 +00002946])
2947if test "$ac_cv_have_chflags" = cross ; then
2948 AC_CHECK_FUNC([chflags], [ac_cv_have_chflags="yes"], [ac_cv_have_chflags="no"])
2949fi
2950if test "$ac_cv_have_chflags" = yes ; then
Ned Deily3eb67d52011-06-28 00:00:28 -07002951 AC_DEFINE(HAVE_CHFLAGS, 1, [Define to 1 if you have the 'chflags' function.])
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00002952fi
Christian Heimesd0764e22007-12-04 15:00:33 +00002953
Benjamin Petersoned68afa2010-01-30 19:36:43 +00002954AC_CACHE_CHECK([for lchflags], [ac_cv_have_lchflags], [dnl
Ned Deily3eb67d52011-06-28 00:00:28 -07002955AC_RUN_IFELSE([AC_LANG_SOURCE([[
Christian Heimesd0764e22007-12-04 15:00:33 +00002956#include <sys/stat.h>
2957#include <unistd.h>
2958int main(int argc, char*argv[])
2959{
2960 if(lchflags(argv[0], 0) != 0)
2961 return 1;
2962 return 0;
2963}
Ned Deily3eb67d52011-06-28 00:00:28 -07002964]])],[ac_cv_have_lchflags=yes],[ac_cv_have_lchflags=no],[ac_cv_have_lchflags=cross])
Benjamin Petersoned68afa2010-01-30 19:36:43 +00002965])
2966if test "$ac_cv_have_lchflags" = cross ; then
2967 AC_CHECK_FUNC([lchflags], [ac_cv_have_lchflags="yes"], [ac_cv_have_lchflags="no"])
2968fi
2969if test "$ac_cv_have_lchflags" = yes ; then
Ned Deily3eb67d52011-06-28 00:00:28 -07002970 AC_DEFINE(HAVE_LCHFLAGS, 1, [Define to 1 if you have the 'lchflags' function.])
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00002971fi
Christian Heimesd0764e22007-12-04 15:00:33 +00002972
Thomas Wouters0e3f5912006-08-11 14:57:12 +00002973dnl Check if system zlib has *Copy() functions
2974dnl
2975dnl On MacOSX the linker will search for dylibs on the entire linker path
2976dnl before searching for static libraries. setup.py adds -Wl,-search_paths_first
2977dnl to revert to a more traditional unix behaviour and make it possible to
2978dnl override the system libz with a local static library of libz. Temporarily
2979dnl add that flag to our CFLAGS as well to ensure that we check the version
2980dnl of libz that will be used by setup.py.
2981dnl The -L/usr/local/lib is needed as wel to get the same compilation
2982dnl environment as setup.py (and leaving it out can cause configure to use the
2983dnl wrong version of the library)
2984case $ac_sys_system/$ac_sys_release in
2985Darwin/*)
2986 _CUR_CFLAGS="${CFLAGS}"
2987 _CUR_LDFLAGS="${LDFLAGS}"
2988 CFLAGS="${CFLAGS} -Wl,-search_paths_first"
2989 LDFLAGS="${LDFLAGS} -Wl,-search_paths_first -L/usr/local/lib"
2990 ;;
2991esac
2992
Matthias Klosec80c93f2010-04-24 17:04:35 +00002993AC_CHECK_LIB(z, inflateCopy, AC_DEFINE(HAVE_ZLIB_COPY, 1, [Define if the zlib library has inflateCopy]))
Thomas Wouters0e3f5912006-08-11 14:57:12 +00002994
2995case $ac_sys_system/$ac_sys_release in
2996Darwin/*)
2997 CFLAGS="${_CUR_CFLAGS}"
2998 LDFLAGS="${_CUR_LDFLAGS}"
2999 ;;
3000esac
3001
Martin v. Löwise9416172003-05-03 10:12:45 +00003002AC_MSG_CHECKING(for hstrerror)
Matthias Kloseb159a552010-04-25 21:00:44 +00003003AC_LINK_IFELSE([AC_LANG_PROGRAM([[
Martin v. Löwise9416172003-05-03 10:12:45 +00003004#include <netdb.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00003005]], [[void* p = hstrerror; hstrerror(0)]])],
3006 [AC_DEFINE(HAVE_HSTRERROR, 1, Define if you have the 'hstrerror' function.)
3007 AC_MSG_RESULT(yes)],
3008 [AC_MSG_RESULT(no)
3009])
Martin v. Löwise9416172003-05-03 10:12:45 +00003010
3011AC_MSG_CHECKING(for inet_aton)
Matthias Kloseb159a552010-04-25 21:00:44 +00003012AC_LINK_IFELSE([AC_LANG_PROGRAM([[
Martin v. Löwis86d66262006-02-17 08:40:11 +00003013#include <sys/types.h>
Martin v. Löwise9416172003-05-03 10:12:45 +00003014#include <sys/socket.h>
3015#include <netinet/in.h>
3016#include <arpa/inet.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00003017]], [[void* p = inet_aton;inet_aton(0,0)]])],
3018 [AC_DEFINE(HAVE_INET_ATON, 1, Define if you have the 'inet_aton' function.)
3019 AC_MSG_RESULT(yes)],
3020 [AC_MSG_RESULT(no)
3021])
Martin v. Löwise9416172003-05-03 10:12:45 +00003022
3023AC_MSG_CHECKING(for inet_pton)
Matthias Kloseb159a552010-04-25 21:00:44 +00003024AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Martin v. Löwisf2e488d2003-05-05 22:00:11 +00003025#include <sys/types.h>
Martin v. Löwise9416172003-05-03 10:12:45 +00003026#include <sys/socket.h>
3027#include <netinet/in.h>
3028#include <arpa/inet.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00003029]], [[void* p = inet_pton]])],
3030 [AC_DEFINE(HAVE_INET_PTON, 1, Define if you have the 'inet_pton' function.)
3031 AC_MSG_RESULT(yes)],
3032 [AC_MSG_RESULT(no)
3033])
Martin v. Löwise9416172003-05-03 10:12:45 +00003034
Martin v. Löwisd6640d42003-07-06 09:29:52 +00003035# On some systems, setgroups is in unistd.h, on others, in grp.h
Martin v. Löwisd5843682002-11-21 20:41:28 +00003036AC_MSG_CHECKING(for setgroups)
Matthias Kloseb159a552010-04-25 21:00:44 +00003037AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Martin v. Löwisf2e488d2003-05-05 22:00:11 +00003038#include <unistd.h>
Martin v. Löwisd6640d42003-07-06 09:29:52 +00003039#ifdef HAVE_GRP_H
3040#include <grp.h>
3041#endif
Matthias Kloseb159a552010-04-25 21:00:44 +00003042]], [[void* p = setgroups]])],
3043 [AC_DEFINE(HAVE_SETGROUPS, 1, Define if you have the 'setgroups' function.)
3044 AC_MSG_RESULT(yes)],
3045 [AC_MSG_RESULT(no)
3046])
Martin v. Löwisd5843682002-11-21 20:41:28 +00003047
Fred Drake8cef4cf2000-06-28 16:40:38 +00003048# check for openpty and forkpty
3049
Martin v. Löwisfd9a72a2006-01-08 10:07:33 +00003050AC_CHECK_FUNCS(openpty,,
3051 AC_CHECK_LIB(util,openpty,
3052 [AC_DEFINE(HAVE_OPENPTY) LIBS="$LIBS -lutil"],
3053 AC_CHECK_LIB(bsd,openpty, [AC_DEFINE(HAVE_OPENPTY) LIBS="$LIBS -lbsd"])
3054 )
3055)
3056AC_CHECK_FUNCS(forkpty,,
3057 AC_CHECK_LIB(util,forkpty,
3058 [AC_DEFINE(HAVE_FORKPTY) LIBS="$LIBS -lutil"],
3059 AC_CHECK_LIB(bsd,forkpty, [AC_DEFINE(HAVE_FORKPTY) LIBS="$LIBS -lbsd"])
3060 )
3061)
Fred Drake8cef4cf2000-06-28 16:40:38 +00003062
Christian Heimesb186d002008-03-18 15:15:01 +00003063# Stuff for expat.
3064AC_CHECK_FUNCS(memmove)
3065
Guido van Rossum00f0f6e1999-01-06 18:52:29 +00003066# check for long file support functions
3067AC_CHECK_FUNCS(fseek64 fseeko fstatvfs ftell64 ftello statvfs)
3068
Christian Heimesb186d002008-03-18 15:15:01 +00003069AC_REPLACE_FUNCS(dup2 getcwd strdup)
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003070AC_CHECK_FUNCS(getpgrp,
Matthias Kloseb159a552010-04-25 21:00:44 +00003071 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[getpgrp(0);]])],
3072 [AC_DEFINE(GETPGRP_HAVE_ARG, 1, [Define if getpgrp() must be called as getpgrp(0).])],
3073 [])
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003074)
Jack Jansen150753c2003-03-29 22:07:47 +00003075AC_CHECK_FUNCS(setpgrp,
Matthias Kloseb159a552010-04-25 21:00:44 +00003076 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[setpgrp(0,0);]])],
3077 [AC_DEFINE(SETPGRP_HAVE_ARG, 1, [Define if setpgrp() must be called as setpgrp(0, 0).])],
3078 [])
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003079)
3080AC_CHECK_FUNCS(gettimeofday,
Matthias Kloseb159a552010-04-25 21:00:44 +00003081 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/time.h>]],
3082 [[gettimeofday((struct timeval*)0,(struct timezone*)0);]])],
3083 [],
3084 [AC_DEFINE(GETTIMEOFDAY_NO_TZ, 1,
3085 [Define if gettimeofday() does not have second (timezone) argument
3086 This is the case on Motorola V4 (R40V4.2)])
3087 ])
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003088)
Guido van Rossum627b2d71993-12-24 10:39:16 +00003089
Victor Stinnere0be4232011-10-25 13:06:09 +02003090AC_CHECK_FUNCS(clock_gettime, [], [
3091 AC_CHECK_LIB(rt, clock_gettime, [
3092 AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
3093 AC_DEFINE(TIMEMODULE_LIB, [rt],
3094 [Library needed by timemodule.c: librt may be needed for clock_gettime()])
3095 ])
3096])
3097
3098AC_CHECK_FUNCS(clock_getres, [], [
3099 AC_CHECK_LIB(rt, clock_getres, [
3100 AC_DEFINE(HAVE_CLOCK_GETRES, 1)
3101 ])
3102])
3103
Martin v. Löwisdbe3f762002-10-10 14:27:30 +00003104AC_MSG_CHECKING(for major, minor, and makedev)
Matthias Kloseb159a552010-04-25 21:00:44 +00003105AC_LINK_IFELSE([AC_LANG_PROGRAM([[
Neal Norwitz6eb37f02003-02-23 23:28:15 +00003106#if defined(MAJOR_IN_MKDEV)
3107#include <sys/mkdev.h>
3108#elif defined(MAJOR_IN_SYSMACROS)
3109#include <sys/sysmacros.h>
3110#else
3111#include <sys/types.h>
3112#endif
Matthias Kloseb159a552010-04-25 21:00:44 +00003113]], [[
Martin v. Löwisdbe3f762002-10-10 14:27:30 +00003114 makedev(major(0),minor(0));
Matthias Kloseb159a552010-04-25 21:00:44 +00003115]])],[
Martin v. Löwisdbe3f762002-10-10 14:27:30 +00003116 AC_DEFINE(HAVE_DEVICE_MACROS, 1,
3117 [Define to 1 if you have the device macros.])
3118 AC_MSG_RESULT(yes)
3119],[
3120 AC_MSG_RESULT(no)
3121])
Martin v. Löwis861a65b2001-10-24 14:36:00 +00003122
3123# On OSF/1 V5.1, getaddrinfo is available, but a define
3124# for [no]getaddrinfo in netdb.h.
3125AC_MSG_CHECKING(for getaddrinfo)
Matthias Kloseb159a552010-04-25 21:00:44 +00003126AC_LINK_IFELSE([AC_LANG_PROGRAM([[
Martin v. Löwisc010b6d2001-11-09 17:50:52 +00003127#include <sys/types.h>
Martin v. Löwis861a65b2001-10-24 14:36:00 +00003128#include <sys/socket.h>
3129#include <netdb.h>
Martin v. Löwisc010b6d2001-11-09 17:50:52 +00003130#include <stdio.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00003131]], [[getaddrinfo(NULL, NULL, NULL, NULL);]])],
3132[have_getaddrinfo=yes],
3133[have_getaddrinfo=no])
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00003134AC_MSG_RESULT($have_getaddrinfo)
3135if test $have_getaddrinfo = yes
3136then
3137 AC_MSG_CHECKING(getaddrinfo bug)
3138 AC_CACHE_VAL(ac_cv_buggy_getaddrinfo,
Matthias Kloseb159a552010-04-25 21:00:44 +00003139 AC_RUN_IFELSE([AC_LANG_SOURCE([[[
Stefan Krah19c21392012-11-22 23:47:32 +01003140#include <stdio.h>
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003141#include <sys/types.h>
3142#include <netdb.h>
3143#include <string.h>
3144#include <sys/socket.h>
3145#include <netinet/in.h>
3146
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00003147int main()
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003148{
3149 int passive, gaierr, inet4 = 0, inet6 = 0;
3150 struct addrinfo hints, *ai, *aitop;
3151 char straddr[INET6_ADDRSTRLEN], strport[16];
3152
3153 for (passive = 0; passive <= 1; passive++) {
3154 memset(&hints, 0, sizeof(hints));
3155 hints.ai_family = AF_UNSPEC;
3156 hints.ai_flags = passive ? AI_PASSIVE : 0;
3157 hints.ai_socktype = SOCK_STREAM;
Hye-Shik Chang54f94392004-04-14 07:55:31 +00003158 hints.ai_protocol = IPPROTO_TCP;
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003159 if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) {
3160 (void)gai_strerror(gaierr);
3161 goto bad;
3162 }
3163 for (ai = aitop; ai; ai = ai->ai_next) {
3164 if (ai->ai_addr == NULL ||
3165 ai->ai_addrlen == 0 ||
3166 getnameinfo(ai->ai_addr, ai->ai_addrlen,
3167 straddr, sizeof(straddr), strport, sizeof(strport),
3168 NI_NUMERICHOST|NI_NUMERICSERV) != 0) {
3169 goto bad;
3170 }
3171 switch (ai->ai_family) {
3172 case AF_INET:
3173 if (strcmp(strport, "54321") != 0) {
3174 goto bad;
3175 }
3176 if (passive) {
3177 if (strcmp(straddr, "0.0.0.0") != 0) {
3178 goto bad;
3179 }
3180 } else {
3181 if (strcmp(straddr, "127.0.0.1") != 0) {
3182 goto bad;
3183 }
3184 }
3185 inet4++;
3186 break;
3187 case AF_INET6:
3188 if (strcmp(strport, "54321") != 0) {
3189 goto bad;
3190 }
3191 if (passive) {
3192 if (strcmp(straddr, "::") != 0) {
3193 goto bad;
3194 }
3195 } else {
3196 if (strcmp(straddr, "::1") != 0) {
3197 goto bad;
3198 }
3199 }
3200 inet6++;
3201 break;
3202 case AF_UNSPEC:
3203 goto bad;
3204 break;
3205 default:
3206 /* another family support? */
3207 break;
3208 }
3209 }
3210 }
3211
3212 if (!(inet4 == 0 || inet4 == 2))
3213 goto bad;
3214 if (!(inet6 == 0 || inet6 == 2))
3215 goto bad;
3216
3217 if (aitop)
3218 freeaddrinfo(aitop);
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00003219 return 0;
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003220
3221 bad:
3222 if (aitop)
3223 freeaddrinfo(aitop);
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00003224 return 1;
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003225}
Matthias Kloseb159a552010-04-25 21:00:44 +00003226]]])],
3227[ac_cv_buggy_getaddrinfo=no],
3228[ac_cv_buggy_getaddrinfo=yes],
Matthias Klose96350132012-03-15 20:42:23 +01003229[
3230if test "${enable_ipv6+set}" = set; then
3231 ac_cv_buggy_getaddrinfo="no -- configured with --(en|dis)able-ipv6"
3232else
3233 ac_cv_buggy_getaddrinfo=yes
3234fi]))
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00003235fi
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003236
Benjamin Petersond4694ed2010-11-01 01:44:30 +00003237AC_MSG_RESULT($ac_cv_buggy_getaddrinfo)
3238
doko@ubuntu.com9c7817e2012-06-30 17:05:13 +02003239if test $have_getaddrinfo = no || test "$ac_cv_buggy_getaddrinfo" = yes
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00003240then
3241 if test $ipv6 = yes
3242 then
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003243 echo 'Fatal: You must get working getaddrinfo() function.'
3244 echo ' or you can specify "--disable-ipv6"'.
3245 exit 1
3246 fi
Martin v. Löwis861a65b2001-10-24 14:36:00 +00003247else
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003248 AC_DEFINE(HAVE_GETADDRINFO, 1, [Define if you have the getaddrinfo function.])
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003249fi
Benjamin Petersond4694ed2010-11-01 01:44:30 +00003250
Thomas Woutersb0db85a2001-08-08 10:39:03 +00003251AC_CHECK_FUNCS(getnameinfo)
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003252
Guido van Rossum627b2d71993-12-24 10:39:16 +00003253# checks for structures
Guido van Rossum76be6ed1995-01-02 18:33:54 +00003254AC_HEADER_TIME
Guido van Rossum627b2d71993-12-24 10:39:16 +00003255AC_STRUCT_TM
Guido van Rossum76be6ed1995-01-02 18:33:54 +00003256AC_STRUCT_TIMEZONE
Martin v. Löwis60a5d722002-10-16 20:28:25 +00003257AC_CHECK_MEMBERS([struct stat.st_rdev])
3258AC_CHECK_MEMBERS([struct stat.st_blksize])
Hye-Shik Chang5f937a72005-06-02 13:09:30 +00003259AC_CHECK_MEMBERS([struct stat.st_flags])
Martin v. Löwisebd9d5b2005-08-09 15:00:59 +00003260AC_CHECK_MEMBERS([struct stat.st_gen])
3261AC_CHECK_MEMBERS([struct stat.st_birthtime])
Guido van Rossum98bf58f2001-10-18 20:34:25 +00003262AC_STRUCT_ST_BLOCKS
Guido van Rossum76be6ed1995-01-02 18:33:54 +00003263
3264AC_MSG_CHECKING(for time.h that defines altzone)
Matthias Kloseb159a552010-04-25 21:00:44 +00003265AC_CACHE_VAL(ac_cv_header_time_altzone,[
3266 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[return altzone;]])],
3267 [ac_cv_header_time_altzone=yes],
3268 [ac_cv_header_time_altzone=no])
3269 ])
Guido van Rossum76be6ed1995-01-02 18:33:54 +00003270AC_MSG_RESULT($ac_cv_header_time_altzone)
3271if test $ac_cv_header_time_altzone = yes; then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003272 AC_DEFINE(HAVE_ALTZONE, 1, [Define this if your time.h defines altzone.])
Guido van Rossum76be6ed1995-01-02 18:33:54 +00003273fi
3274
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003275was_it_defined=no
3276AC_MSG_CHECKING(whether sys/select.h and sys/time.h may both be included)
Matthias Kloseb159a552010-04-25 21:00:44 +00003277AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Guido van Rossum433c8ad1994-08-01 12:07:07 +00003278#include <sys/types.h>
3279#include <sys/select.h>
3280#include <sys/time.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00003281]], [[;]])],[
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003282 AC_DEFINE(SYS_SELECT_WITH_SYS_TIME, 1,
3283 [Define if you can safely include both <sys/select.h> and <sys/time.h>
3284 (which you can't on SCO ODT 3.0).])
3285 was_it_defined=yes
Matthias Kloseb159a552010-04-25 21:00:44 +00003286],[])
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003287AC_MSG_RESULT($was_it_defined)
Guido van Rossum627b2d71993-12-24 10:39:16 +00003288
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003289AC_MSG_CHECKING(for addrinfo)
3290AC_CACHE_VAL(ac_cv_struct_addrinfo,
Matthias Kloseb159a552010-04-25 21:00:44 +00003291AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], [[struct addrinfo a]])],
3292 [ac_cv_struct_addrinfo=yes],
3293 [ac_cv_struct_addrinfo=no]))
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003294AC_MSG_RESULT($ac_cv_struct_addrinfo)
3295if test $ac_cv_struct_addrinfo = yes; then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003296 AC_DEFINE(HAVE_ADDRINFO, 1, [struct addrinfo (netdb.h)])
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003297fi
3298
3299AC_MSG_CHECKING(for sockaddr_storage)
3300AC_CACHE_VAL(ac_cv_struct_sockaddr_storage,
Matthias Kloseb159a552010-04-25 21:00:44 +00003301AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003302# include <sys/types.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00003303# include <sys/socket.h>]], [[struct sockaddr_storage s]])],
3304 [ac_cv_struct_sockaddr_storage=yes],
3305 [ac_cv_struct_sockaddr_storage=no]))
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003306AC_MSG_RESULT($ac_cv_struct_sockaddr_storage)
3307if test $ac_cv_struct_sockaddr_storage = yes; then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003308 AC_DEFINE(HAVE_SOCKADDR_STORAGE, 1, [struct sockaddr_storage (sys/socket.h)])
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003309fi
3310
Guido van Rossum627b2d71993-12-24 10:39:16 +00003311# checks for compiler characteristics
Guido van Rossum433c8ad1994-08-01 12:07:07 +00003312
Guido van Rossum76be6ed1995-01-02 18:33:54 +00003313AC_C_CHAR_UNSIGNED
Guido van Rossum76be6ed1995-01-02 18:33:54 +00003314AC_C_CONST
Guido van Rossum433c8ad1994-08-01 12:07:07 +00003315
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003316works=no
3317AC_MSG_CHECKING(for working volatile)
Matthias Kloseb159a552010-04-25 21:00:44 +00003318AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[volatile int x; x = 0;]])],
3319 [works=yes],
3320 [AC_DEFINE(volatile, , [Define to empty if the keyword does not work.])]
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003321)
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003322AC_MSG_RESULT($works)
Guido van Rossumdabb11b1994-10-11 15:04:27 +00003323
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003324works=no
3325AC_MSG_CHECKING(for working signed char)
Matthias Kloseb159a552010-04-25 21:00:44 +00003326AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[signed char c;]])],
3327 [works=yes],
3328 [AC_DEFINE(signed, , [Define to empty if the keyword does not work.])]
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003329)
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003330AC_MSG_RESULT($works)
Guido van Rossum433c8ad1994-08-01 12:07:07 +00003331
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003332have_prototypes=no
3333AC_MSG_CHECKING(for prototypes)
Matthias Kloseb159a552010-04-25 21:00:44 +00003334AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[int foo(int x) { return 0; }]], [[return foo(10);]])],
3335 [AC_DEFINE(HAVE_PROTOTYPES, 1,
3336 [Define if your compiler supports function prototype])
3337 have_prototypes=yes],
3338 []
3339)
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003340AC_MSG_RESULT($have_prototypes)
Guido van Rossum433c8ad1994-08-01 12:07:07 +00003341
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003342works=no
3343AC_MSG_CHECKING(for variable length prototypes and stdarg.h)
Matthias Kloseb159a552010-04-25 21:00:44 +00003344AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Guido van Rossum433c8ad1994-08-01 12:07:07 +00003345#include <stdarg.h>
Guido van Rossum3f13e481996-08-30 20:58:11 +00003346int foo(int x, ...) {
3347 va_list va;
3348 va_start(va, x);
3349 va_arg(va, int);
3350 va_arg(va, char *);
3351 va_arg(va, double);
3352 return 0;
3353}
Matthias Kloseb159a552010-04-25 21:00:44 +00003354]], [[return foo(10, "", 3.14);]])],[
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003355 AC_DEFINE(HAVE_STDARG_PROTOTYPES, 1,
3356 [Define if your compiler supports variable length function prototypes
3357 (e.g. void fprintf(FILE *, char *, ...);) *and* <stdarg.h>])
3358 works=yes
Matthias Kloseb159a552010-04-25 21:00:44 +00003359],[])
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003360AC_MSG_RESULT($works)
Guido van Rossum76be6ed1995-01-02 18:33:54 +00003361
Dave Cole331708b2004-08-09 04:51:41 +00003362# check for socketpair
3363AC_MSG_CHECKING(for socketpair)
Matthias Kloseb159a552010-04-25 21:00:44 +00003364AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Dave Cole331708b2004-08-09 04:51:41 +00003365#include <sys/types.h>
3366#include <sys/socket.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00003367]], [[void *x=socketpair]])],
3368 [AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define if you have the 'socketpair' function.])
3369 AC_MSG_RESULT(yes)],
3370 [AC_MSG_RESULT(no)]
Dave Cole331708b2004-08-09 04:51:41 +00003371)
3372
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003373# check if sockaddr has sa_len member
3374AC_MSG_CHECKING(if sockaddr has sa_len member)
Matthias Kloseb159a552010-04-25 21:00:44 +00003375AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
3376#include <sys/socket.h>]], [[struct sockaddr x;
3377x.sa_len = 0;]])],
3378 [AC_MSG_RESULT(yes)
3379 AC_DEFINE(HAVE_SOCKADDR_SA_LEN, 1, [Define if sockaddr has sa_len member])],
3380 [AC_MSG_RESULT(no)]
3381)
Martin v. Löwis01dfdb32001-06-23 16:30:13 +00003382
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003383va_list_is_array=no
3384AC_MSG_CHECKING(whether va_list is an array)
Matthias Kloseb159a552010-04-25 21:00:44 +00003385AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Guido van Rossum76be6ed1995-01-02 18:33:54 +00003386#ifdef HAVE_STDARG_PROTOTYPES
3387#include <stdarg.h>
3388#else
3389#include <varargs.h>
3390#endif
Matthias Kloseb159a552010-04-25 21:00:44 +00003391]], [[va_list list1, list2; list1 = list2;]])],[],[
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003392 AC_DEFINE(VA_LIST_IS_ARRAY, 1, [Define if a va_list is an array of some kind])
3393 va_list_is_array=yes
3394])
Guido van Rossum5739e7e1995-01-20 16:50:53 +00003395AC_MSG_RESULT($va_list_is_array)
Guido van Rossum76be6ed1995-01-02 18:33:54 +00003396
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003397# sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(
Martin v. Löwis11437992002-04-12 09:54:03 +00003398AH_TEMPLATE(HAVE_GETHOSTBYNAME_R,
3399 [Define this if you have some version of gethostbyname_r()])
3400
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003401AC_CHECK_FUNC(gethostbyname_r, [
3402 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
3403 AC_MSG_CHECKING([gethostbyname_r with 6 args])
3404 OLD_CFLAGS=$CFLAGS
3405 CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
Matthias Kloseb159a552010-04-25 21:00:44 +00003406 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003407# include <netdb.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00003408 ]], [[
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003409 char *name;
3410 struct hostent *he, *res;
3411 char buffer[2048];
3412 int buflen = 2048;
3413 int h_errnop;
3414
3415 (void) gethostbyname_r(name, he, buffer, buflen, &res, &h_errnop)
Matthias Kloseb159a552010-04-25 21:00:44 +00003416 ]])],[
Guido van Rossum8db7d8b1999-03-23 16:40:33 +00003417 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003418 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1,
3419 [Define this if you have the 6-arg version of gethostbyname_r().])
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003420 AC_MSG_RESULT(yes)
Matthias Kloseb159a552010-04-25 21:00:44 +00003421 ],[
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003422 AC_MSG_RESULT(no)
3423 AC_MSG_CHECKING([gethostbyname_r with 5 args])
Matthias Kloseb159a552010-04-25 21:00:44 +00003424 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003425# include <netdb.h>
Matthias Kloseb159a552010-04-25 21:00:44 +00003426 ]], [[
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003427 char *name;
3428 struct hostent *he;
Matthias Kloseb159a552010-04-25 21:00:44 +00003429 char buffer[2048];
3430 int buflen = 2048;
3431 int h_errnop;
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003432
Matthias Kloseb159a552010-04-25 21:00:44 +00003433 (void) gethostbyname_r(name, he, buffer, buflen, &h_errnop)
3434 ]])],
3435 [
Guido van Rossum8db7d8b1999-03-23 16:40:33 +00003436 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
Matthias Kloseb159a552010-04-25 21:00:44 +00003437 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG, 1,
3438 [Define this if you have the 5-arg version of gethostbyname_r().])
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003439 AC_MSG_RESULT(yes)
3440 ], [
3441 AC_MSG_RESULT(no)
Matthias Kloseb159a552010-04-25 21:00:44 +00003442 AC_MSG_CHECKING([gethostbyname_r with 3 args])
3443 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3444# include <netdb.h>
3445 ]], [[
3446 char *name;
3447 struct hostent *he;
3448 struct hostent_data data;
3449
3450 (void) gethostbyname_r(name, he, &data);
3451 ]])],
3452 [
3453 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
3454 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG, 1,
3455 [Define this if you have the 3-arg version of gethostbyname_r().])
3456 AC_MSG_RESULT(yes)
3457 ], [
3458 AC_MSG_RESULT(no)
3459 ])
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003460 ])
3461 ])
3462 CFLAGS=$OLD_CFLAGS
3463], [
Thomas Wouters3a584202000-08-05 23:28:51 +00003464 AC_CHECK_FUNCS(gethostbyname)
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003465])
3466AC_SUBST(HAVE_GETHOSTBYNAME_R_6_ARG)
3467AC_SUBST(HAVE_GETHOSTBYNAME_R_5_ARG)
3468AC_SUBST(HAVE_GETHOSTBYNAME_R_3_ARG)
Guido van Rossum8db7d8b1999-03-23 16:40:33 +00003469AC_SUBST(HAVE_GETHOSTBYNAME_R)
Guido van Rossuma96f0ba1999-03-22 21:49:51 +00003470AC_SUBST(HAVE_GETHOSTBYNAME)
3471
Guido van Rossum627b2d71993-12-24 10:39:16 +00003472# checks for system services
3473# (none yet)
3474
Guido van Rossum76be6ed1995-01-02 18:33:54 +00003475# Linux requires this for correct f.p. operations
Jeremy Hyltonbe28f5b2000-07-27 21:03:04 +00003476AC_CHECK_FUNC(__fpu_control,
3477 [],
3478 [AC_CHECK_LIB(ieee, __fpu_control)
3479])
Guido van Rossum627b2d71993-12-24 10:39:16 +00003480
Guido van Rossum93274221997-05-09 02:42:00 +00003481# Check for --with-fpectl
Guido van Rossum93274221997-05-09 02:42:00 +00003482AC_MSG_CHECKING(for --with-fpectl)
Barry Warsawc0d24d8b2000-06-29 16:12:00 +00003483AC_ARG_WITH(fpectl,
Matthias Klose2b8733f2010-04-25 18:34:36 +00003484 AS_HELP_STRING([--with-fpectl], [enable SIGFPE catching]),
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00003485[
Guido van Rossum93274221997-05-09 02:42:00 +00003486if test "$withval" != no
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003487then
3488 AC_DEFINE(WANT_SIGFPE_HANDLER, 1,
3489 [Define if you want SIGFPE handled (see Include/pyfpe.h).])
3490 AC_MSG_RESULT(yes)
Guido van Rossum93274221997-05-09 02:42:00 +00003491else AC_MSG_RESULT(no)
Guido van Rossumef2255b2000-03-10 22:30:29 +00003492fi],
3493[AC_MSG_RESULT(no)])
Guido van Rossum93274221997-05-09 02:42:00 +00003494
Guido van Rossum433c8ad1994-08-01 12:07:07 +00003495# check for --with-libm=...
3496AC_SUBST(LIBM)
Guido van Rossum4b6b5791996-09-09 20:09:34 +00003497case $ac_sys_system in
Guido van Rossum3dc0a512000-10-05 18:00:06 +00003498Darwin) ;;
Guido van Rossum4b6b5791996-09-09 20:09:34 +00003499*) LIBM=-lm
3500esac
Guido van Rossum93274221997-05-09 02:42:00 +00003501AC_MSG_CHECKING(for --with-libm=STRING)
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00003502AC_ARG_WITH(libm,
Matthias Klose2b8733f2010-04-25 18:34:36 +00003503 AS_HELP_STRING([--with-libm=STRING], [math library]),
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00003504[
Guido van Rossum93274221997-05-09 02:42:00 +00003505if test "$withval" = no
3506then LIBM=
3507 AC_MSG_RESULT(force LIBM empty)
3508elif test "$withval" != yes
Guido van Rossum433c8ad1994-08-01 12:07:07 +00003509then LIBM=$withval
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00003510 AC_MSG_RESULT(set LIBM="$withval")
3511else AC_MSG_ERROR([proper usage is --with-libm=STRING])
Guido van Rossum93274221997-05-09 02:42:00 +00003512fi],
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00003513[AC_MSG_RESULT(default LIBM="$LIBM")])
Guido van Rossum433c8ad1994-08-01 12:07:07 +00003514
3515# check for --with-libc=...
3516AC_SUBST(LIBC)
Guido van Rossum93274221997-05-09 02:42:00 +00003517AC_MSG_CHECKING(for --with-libc=STRING)
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00003518AC_ARG_WITH(libc,
Matthias Klose2b8733f2010-04-25 18:34:36 +00003519 AS_HELP_STRING([--with-libc=STRING], [C library]),
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00003520[
Guido van Rossum93274221997-05-09 02:42:00 +00003521if test "$withval" = no
3522then LIBC=
3523 AC_MSG_RESULT(force LIBC empty)
3524elif test "$withval" != yes
Guido van Rossum433c8ad1994-08-01 12:07:07 +00003525then LIBC=$withval
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00003526 AC_MSG_RESULT(set LIBC="$withval")
3527else AC_MSG_ERROR([proper usage is --with-libc=STRING])
Guido van Rossum93274221997-05-09 02:42:00 +00003528fi],
Martin v. Löwis3e2c6322002-10-29 10:07:43 +00003529[AC_MSG_RESULT(default LIBC="$LIBC")])
Guido van Rossum433c8ad1994-08-01 12:07:07 +00003530
Stefan Krah1919b7e2012-03-21 18:25:23 +01003531# **************************************
3532# * Check for gcc x64 inline assembler *
3533# **************************************
3534
3535AC_MSG_CHECKING(for x64 gcc inline assembler)
3536AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3537 __asm__ __volatile__ ("movq %rcx, %rax");
3538]])],[have_gcc_asm_for_x64=yes],[have_gcc_asm_for_x64=no])
3539AC_MSG_RESULT($have_gcc_asm_for_x64)
3540if test "$have_gcc_asm_for_x64" = yes
3541then
3542 AC_DEFINE(HAVE_GCC_ASM_FOR_X64, 1,
3543 [Define if we can use x64 gcc inline assembler])
3544fi
3545
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003546# **************************************************
3547# * Check for various properties of floating point *
3548# **************************************************
Christian Heimes81ee3ef2008-05-04 22:42:01 +00003549
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003550AC_MSG_CHECKING(whether C doubles are little-endian IEEE 754 binary64)
3551AC_CACHE_VAL(ac_cv_little_endian_double, [
Matthias Kloseb159a552010-04-25 21:00:44 +00003552AC_RUN_IFELSE([AC_LANG_SOURCE([[
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003553#include <string.h>
3554int main() {
3555 double x = 9006104071832581.0;
3556 if (memcmp(&x, "\x05\x04\x03\x02\x01\xff\x3f\x43", 8) == 0)
3557 return 0;
3558 else
3559 return 1;
3560}
Matthias Kloseb159a552010-04-25 21:00:44 +00003561]])],
3562[ac_cv_little_endian_double=yes],
3563[ac_cv_little_endian_double=no],
3564[ac_cv_little_endian_double=no])])
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003565AC_MSG_RESULT($ac_cv_little_endian_double)
3566if test "$ac_cv_little_endian_double" = yes
3567then
3568 AC_DEFINE(DOUBLE_IS_LITTLE_ENDIAN_IEEE754, 1,
3569 [Define if C doubles are 64-bit IEEE 754 binary format, stored
3570 with the least significant byte first])
3571fi
3572
3573AC_MSG_CHECKING(whether C doubles are big-endian IEEE 754 binary64)
3574AC_CACHE_VAL(ac_cv_big_endian_double, [
Matthias Kloseb159a552010-04-25 21:00:44 +00003575AC_RUN_IFELSE([AC_LANG_SOURCE([[
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003576#include <string.h>
3577int main() {
3578 double x = 9006104071832581.0;
3579 if (memcmp(&x, "\x43\x3f\xff\x01\x02\x03\x04\x05", 8) == 0)
3580 return 0;
3581 else
3582 return 1;
3583}
Matthias Kloseb159a552010-04-25 21:00:44 +00003584]])],
3585[ac_cv_big_endian_double=yes],
3586[ac_cv_big_endian_double=no],
3587[ac_cv_big_endian_double=no])])
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003588AC_MSG_RESULT($ac_cv_big_endian_double)
3589if test "$ac_cv_big_endian_double" = yes
3590then
3591 AC_DEFINE(DOUBLE_IS_BIG_ENDIAN_IEEE754, 1,
3592 [Define if C doubles are 64-bit IEEE 754 binary format, stored
3593 with the most significant byte first])
3594fi
3595
3596# Some ARM platforms use a mixed-endian representation for doubles.
3597# While Python doesn't currently have full support for these platforms
3598# (see e.g., issue 1762561), we can at least make sure that float <-> string
3599# conversions work.
3600AC_MSG_CHECKING(whether C doubles are ARM mixed-endian IEEE 754 binary64)
3601AC_CACHE_VAL(ac_cv_mixed_endian_double, [
Matthias Kloseb159a552010-04-25 21:00:44 +00003602AC_RUN_IFELSE([AC_LANG_SOURCE([[
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003603#include <string.h>
3604int main() {
3605 double x = 9006104071832581.0;
3606 if (memcmp(&x, "\x01\xff\x3f\x43\x05\x04\x03\x02", 8) == 0)
3607 return 0;
3608 else
3609 return 1;
3610}
Matthias Kloseb159a552010-04-25 21:00:44 +00003611]])],
3612[ac_cv_mixed_endian_double=yes],
3613[ac_cv_mixed_endian_double=no],
3614[ac_cv_mixed_endian_double=no])])
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003615AC_MSG_RESULT($ac_cv_mixed_endian_double)
3616if test "$ac_cv_mixed_endian_double" = yes
3617then
3618 AC_DEFINE(DOUBLE_IS_ARM_MIXED_ENDIAN_IEEE754, 1,
3619 [Define if C doubles are 64-bit IEEE 754 binary format, stored
3620 in ARM mixed-endian order (byte order 45670123)])
3621fi
3622
Mark Dickinson7abf8d42009-04-18 20:17:52 +00003623# The short float repr introduced in Python 3.1 requires the
3624# correctly-rounded string <-> double conversion functions from
3625# Python/dtoa.c, which in turn require that the FPU uses 53-bit
3626# rounding; this is a problem on x86, where the x87 FPU has a default
Mark Dickinsonf4243f62009-11-15 13:47:27 +00003627# rounding precision of 64 bits. For gcc/x86, we can fix this by
Mark Dickinson7abf8d42009-04-18 20:17:52 +00003628# using inline assembler to get and set the x87 FPU control word.
Mark Dickinsonf4243f62009-11-15 13:47:27 +00003629
3630# This inline assembler syntax may also work for suncc and icc,
3631# so we try it on all platforms.
3632
3633AC_MSG_CHECKING(whether we can use gcc inline assembler to get and set x87 control word)
Matthias Kloseb159a552010-04-25 21:00:44 +00003634AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
Mark Dickinsonf4243f62009-11-15 13:47:27 +00003635 unsigned short cw;
3636 __asm__ __volatile__ ("fnstcw %0" : "=m" (cw));
3637 __asm__ __volatile__ ("fldcw %0" : : "m" (cw));
Matthias Kloseb159a552010-04-25 21:00:44 +00003638]])],[have_gcc_asm_for_x87=yes],[have_gcc_asm_for_x87=no])
Mark Dickinsonf4243f62009-11-15 13:47:27 +00003639AC_MSG_RESULT($have_gcc_asm_for_x87)
3640if test "$have_gcc_asm_for_x87" = yes
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003641then
Mark Dickinsonf4243f62009-11-15 13:47:27 +00003642 AC_DEFINE(HAVE_GCC_ASM_FOR_X87, 1,
3643 [Define if we can use gcc inline assembler to get and set x87 control word])
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003644fi
Christian Heimes81ee3ef2008-05-04 22:42:01 +00003645
Mark Dickinson3dc7c6a2009-01-04 15:09:02 +00003646# Detect whether system arithmetic is subject to x87-style double
3647# rounding issues. The result of this test has little meaning on non
3648# IEEE 754 platforms. On IEEE 754, test should return 1 if rounding
3649# mode is round-to-nearest and double rounding issues are present, and
3650# 0 otherwise. See http://bugs.python.org/issue2937 for more info.
3651AC_MSG_CHECKING(for x87-style double rounding)
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003652# $BASECFLAGS may affect the result
3653ac_save_cc="$CC"
3654CC="$CC $BASECFLAGS"
Matthias Kloseb159a552010-04-25 21:00:44 +00003655AC_RUN_IFELSE([AC_LANG_SOURCE([[
Mark Dickinson3dc7c6a2009-01-04 15:09:02 +00003656#include <stdlib.h>
3657#include <math.h>
3658int main() {
3659 volatile double x, y, z;
3660 /* 1./(1-2**-53) -> 1+2**-52 (correct), 1.0 (double rounding) */
3661 x = 0.99999999999999989; /* 1-2**-53 */
3662 y = 1./x;
3663 if (y != 1.)
3664 exit(0);
3665 /* 1e16+2.99999 -> 1e16+2. (correct), 1e16+4. (double rounding) */
3666 x = 1e16;
3667 y = 2.99999;
3668 z = x + y;
3669 if (z != 1e16+4.)
3670 exit(0);
3671 /* both tests show evidence of double rounding */
3672 exit(1);
3673}
Matthias Kloseb159a552010-04-25 21:00:44 +00003674]])],
3675[ac_cv_x87_double_rounding=no],
3676[ac_cv_x87_double_rounding=yes],
3677[ac_cv_x87_double_rounding=no])
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003678CC="$ac_save_cc"
Mark Dickinson3dc7c6a2009-01-04 15:09:02 +00003679AC_MSG_RESULT($ac_cv_x87_double_rounding)
3680if test "$ac_cv_x87_double_rounding" = yes
3681then
3682 AC_DEFINE(X87_DOUBLE_ROUNDING, 1,
3683 [Define if arithmetic is subject to x87-style double rounding issue])
3684fi
3685
Mark Dickinsonb08a53a2009-04-16 19:52:09 +00003686# ************************************
3687# * Check for mathematical functions *
3688# ************************************
3689
3690LIBS_SAVE=$LIBS
3691LIBS="$LIBS $LIBM"
3692
Mark Dickinson7edecdd2010-11-20 10:09:56 +00003693AC_CHECK_FUNCS([acosh asinh atanh copysign erf erfc expm1 finite gamma])
Victor Stinner8f9f8d62011-05-09 12:45:41 +02003694AC_CHECK_FUNCS([hypot lgamma log1p log2 round tgamma])
Mark Dickinson7edecdd2010-11-20 10:09:56 +00003695AC_CHECK_DECLS([isinf, isnan, isfinite], [], [], [[#include <math.h>]])
3696
Christian Heimes81ee3ef2008-05-04 22:42:01 +00003697# On FreeBSD 6.2, it appears that tanh(-0.) returns 0. instead of
3698# -0. on some architectures.
3699AC_MSG_CHECKING(whether tanh preserves the sign of zero)
3700AC_CACHE_VAL(ac_cv_tanh_preserves_zero_sign, [
Matthias Kloseb159a552010-04-25 21:00:44 +00003701AC_RUN_IFELSE([AC_LANG_SOURCE([[
Christian Heimes81ee3ef2008-05-04 22:42:01 +00003702#include <math.h>
3703#include <stdlib.h>
3704int main() {
3705 /* return 0 if either negative zeros don't exist
3706 on this platform or if negative zeros exist
3707 and tanh(-0.) == -0. */
3708 if (atan2(0., -1.) == atan2(-0., -1.) ||
3709 atan2(tanh(-0.), -1.) == atan2(-0., -1.)) exit(0);
3710 else exit(1);
3711}
Matthias Kloseb159a552010-04-25 21:00:44 +00003712]])],
3713[ac_cv_tanh_preserves_zero_sign=yes],
3714[ac_cv_tanh_preserves_zero_sign=no],
3715[ac_cv_tanh_preserves_zero_sign=no])])
Christian Heimes81ee3ef2008-05-04 22:42:01 +00003716AC_MSG_RESULT($ac_cv_tanh_preserves_zero_sign)
3717if test "$ac_cv_tanh_preserves_zero_sign" = yes
3718then
3719 AC_DEFINE(TANH_PRESERVES_ZERO_SIGN, 1,
3720 [Define if tanh(-0.) is -0., or if platform doesn't have signed zeros])
3721fi
3722
Mark Dickinson7edecdd2010-11-20 10:09:56 +00003723if test "$ac_cv_func_log1p" = yes
3724then
3725 # On some versions of AIX, log1p(-0.) returns 0. instead of
3726 # -0. See issue #9920.
3727 AC_MSG_CHECKING(whether log1p drops the sign of negative zero)
3728 AC_CACHE_VAL(ac_cv_log1p_drops_zero_sign, [
3729 AC_RUN_IFELSE([AC_LANG_SOURCE([[
3730 #include <math.h>
3731 #include <stdlib.h>
3732 int main() {
3733 /* Fail if the signs of log1p(-0.) and -0. can be
3734 distinguished. */
3735 if (atan2(log1p(-0.), -1.) == atan2(-0., -1.))
3736 return 0;
3737 else
3738 return 1;
3739 }
3740 ]])],
3741 [ac_cv_log1p_drops_zero_sign=no],
3742 [ac_cv_log1p_drops_zero_sign=yes],
3743 [ac_cv_log1p_drops_zero_sign=no])])
3744 AC_MSG_RESULT($ac_cv_log1p_drops_zero_sign)
3745fi
3746if test "$ac_cv_log1p_drops_zero_sign" = yes
3747then
3748 AC_DEFINE(LOG1P_DROPS_ZERO_SIGN, 1,
3749 [Define if log1p(-0.) is 0. rather than -0.])
3750fi
Christian Heimes99170a52007-12-19 02:07:34 +00003751
Guido van Rossumaf5b83e1995-01-04 19:02:35 +00003752LIBS=$LIBS_SAVE
3753
Mark Dickinsona614f042009-11-28 12:48:43 +00003754# For multiprocessing module, check that sem_open
3755# actually works. For FreeBSD versions <= 7.2,
3756# the kernel module that provides POSIX semaphores
3757# isn't loaded by default, so an attempt to call
3758# sem_open results in a 'Signal 12' error.
3759AC_MSG_CHECKING(whether POSIX semaphores are enabled)
3760AC_CACHE_VAL(ac_cv_posix_semaphores_enabled,
Matthias Kloseb159a552010-04-25 21:00:44 +00003761AC_RUN_IFELSE([AC_LANG_SOURCE([[
Mark Dickinsona614f042009-11-28 12:48:43 +00003762#include <unistd.h>
3763#include <fcntl.h>
3764#include <stdio.h>
3765#include <semaphore.h>
3766#include <sys/stat.h>
3767
3768int main(void) {
3769 sem_t *a = sem_open("/autoconf", O_CREAT, S_IRUSR|S_IWUSR, 0);
3770 if (a == SEM_FAILED) {
3771 perror("sem_open");
3772 return 1;
3773 }
3774 sem_close(a);
Mark Dickinsonba79b352009-12-13 21:10:57 +00003775 sem_unlink("/autoconf");
Mark Dickinsona614f042009-11-28 12:48:43 +00003776 return 0;
3777}
Matthias Kloseb159a552010-04-25 21:00:44 +00003778]])],
3779[ac_cv_posix_semaphores_enabled=yes],
3780[ac_cv_posix_semaphores_enabled=no],
3781[ac_cv_posix_semaphores_enabled=yes])
Mark Dickinsona614f042009-11-28 12:48:43 +00003782)
3783AC_MSG_RESULT($ac_cv_posix_semaphores_enabled)
3784if test $ac_cv_posix_semaphores_enabled = no
3785then
3786 AC_DEFINE(POSIX_SEMAPHORES_NOT_ENABLED, 1,
3787 [Define if POSIX semaphores aren't enabled on your system])
3788fi
3789
Mark Dickinson10683072009-04-18 21:18:19 +00003790# Multiprocessing check for broken sem_getvalue
3791AC_MSG_CHECKING(for broken sem_getvalue)
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00003792AC_CACHE_VAL(ac_cv_broken_sem_getvalue,
Matthias Kloseb159a552010-04-25 21:00:44 +00003793AC_RUN_IFELSE([AC_LANG_SOURCE([[
Mark Dickinson10683072009-04-18 21:18:19 +00003794#include <unistd.h>
3795#include <fcntl.h>
3796#include <stdio.h>
3797#include <semaphore.h>
3798#include <sys/stat.h>
3799
3800int main(void){
Mark Dickinsonba79b352009-12-13 21:10:57 +00003801 sem_t *a = sem_open("/autocftw", O_CREAT, S_IRUSR|S_IWUSR, 0);
Mark Dickinson10683072009-04-18 21:18:19 +00003802 int count;
3803 int res;
3804 if(a==SEM_FAILED){
3805 perror("sem_open");
3806 return 1;
3807
3808 }
3809 res = sem_getvalue(a, &count);
3810 sem_close(a);
Mark Dickinsonba79b352009-12-13 21:10:57 +00003811 sem_unlink("/autocftw");
Mark Dickinson10683072009-04-18 21:18:19 +00003812 return res==-1 ? 1 : 0;
3813}
Matthias Kloseb159a552010-04-25 21:00:44 +00003814]])],
3815[ac_cv_broken_sem_getvalue=no],
3816[ac_cv_broken_sem_getvalue=yes],
3817[ac_cv_broken_sem_getvalue=yes])
Mark Dickinson10683072009-04-18 21:18:19 +00003818)
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00003819AC_MSG_RESULT($ac_cv_broken_sem_getvalue)
3820if test $ac_cv_broken_sem_getvalue = yes
3821then
3822 AC_DEFINE(HAVE_BROKEN_SEM_GETVALUE, 1,
3823 [define to 1 if your sem_getvalue is broken.])
3824fi
Mark Dickinson10683072009-04-18 21:18:19 +00003825
Mark Dickinsonbd792642009-03-18 20:06:12 +00003826# determine what size digit to use for Python's longs
3827AC_MSG_CHECKING([digit size for Python's longs])
3828AC_ARG_ENABLE(big-digits,
Matthias Klose2b8733f2010-04-25 18:34:36 +00003829AS_HELP_STRING([--enable-big-digits@<:@=BITS@:>@],[use big digits for Python longs [[BITS=30]]]),
Mark Dickinsonbd792642009-03-18 20:06:12 +00003830[case $enable_big_digits in
3831yes)
3832 enable_big_digits=30 ;;
3833no)
3834 enable_big_digits=15 ;;
3835[15|30])
3836 ;;
3837*)
3838 AC_MSG_ERROR([bad value $enable_big_digits for --enable-big-digits; value should be 15 or 30]) ;;
3839esac
3840AC_MSG_RESULT($enable_big_digits)
3841AC_DEFINE_UNQUOTED(PYLONG_BITS_IN_DIGIT, $enable_big_digits, [Define as the preferred size in bits of long digits])
3842],
3843[AC_MSG_RESULT(no value specified)])
3844
Guido van Rossumef2255b2000-03-10 22:30:29 +00003845# check for wchar.h
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003846AC_CHECK_HEADER(wchar.h, [
3847 AC_DEFINE(HAVE_WCHAR_H, 1,
3848 [Define if the compiler provides a wchar.h header file.])
3849 wchar_h="yes"
3850],
Guido van Rossumef2255b2000-03-10 22:30:29 +00003851wchar_h="no"
3852)
3853
Martin v. Löwis0ba70cc2001-06-26 22:22:37 +00003854# determine wchar_t size
3855if test "$wchar_h" = yes
3856then
Guido van Rossum67b26592001-10-20 14:21:45 +00003857 AC_CHECK_SIZEOF(wchar_t, 4, [#include <wchar.h>])
Martin v. Löwis0ba70cc2001-06-26 22:22:37 +00003858fi
3859
Martin v. Löwisfa3bdea2003-09-04 18:50:54 +00003860AC_MSG_CHECKING(for UCS-4 tcl)
3861have_ucs4_tcl=no
Matthias Kloseb159a552010-04-25 21:00:44 +00003862AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
Martin v. Löwisfa3bdea2003-09-04 18:50:54 +00003863#include <tcl.h>
3864#if TCL_UTF_MAX != 6
3865# error "NOT UCS4_TCL"
Matthias Kloseb159a552010-04-25 21:00:44 +00003866#endif]], [[]])],[
Martin v. Löwisfa3bdea2003-09-04 18:50:54 +00003867 AC_DEFINE(HAVE_UCS4_TCL, 1, [Define this if you have tcl and TCL_UTF_MAX==6])
3868 have_ucs4_tcl=yes
Matthias Kloseb159a552010-04-25 21:00:44 +00003869],[])
Martin v. Löwisfa3bdea2003-09-04 18:50:54 +00003870AC_MSG_RESULT($have_ucs4_tcl)
3871
Marc-André Lemburgd7160f82003-09-22 11:14:40 +00003872# check whether wchar_t is signed or not
3873if test "$wchar_h" = yes
3874then
3875 # check whether wchar_t is signed or not
3876 AC_MSG_CHECKING(whether wchar_t is signed)
3877 AC_CACHE_VAL(ac_cv_wchar_t_signed, [
Matthias Kloseb159a552010-04-25 21:00:44 +00003878 AC_RUN_IFELSE([AC_LANG_SOURCE([[
Marc-André Lemburgd7160f82003-09-22 11:14:40 +00003879 #include <wchar.h>
3880 int main()
3881 {
Thomas Wouters49fd7fa2006-04-21 10:40:58 +00003882 /* Success: exit code 0 */
3883 exit((((wchar_t) -1) < ((wchar_t) 0)) ? 0 : 1);
Marc-André Lemburgd7160f82003-09-22 11:14:40 +00003884 }
Matthias Kloseb159a552010-04-25 21:00:44 +00003885 ]])],
3886 [ac_cv_wchar_t_signed=yes],
3887 [ac_cv_wchar_t_signed=no],
3888 [ac_cv_wchar_t_signed=yes])])
Marc-André Lemburgd7160f82003-09-22 11:14:40 +00003889 AC_MSG_RESULT($ac_cv_wchar_t_signed)
3890fi
Martin v. Löwis0ba70cc2001-06-26 22:22:37 +00003891
Georg Brandl52d168a2008-01-07 18:10:24 +00003892# wchar_t is only usable if it maps to an unsigned type
Martin v. Löwisd63a3b82011-09-28 07:41:54 +02003893if test "$ac_cv_sizeof_wchar_t" -ge 2 \
Matthias Klose7dbeed72004-12-24 08:22:17 +00003894 -a "$ac_cv_wchar_t_signed" = "no"
Georg Brandl52d168a2008-01-07 18:10:24 +00003895then
Martin v. Löwisd63a3b82011-09-28 07:41:54 +02003896 HAVE_USABLE_WCHAR_T="yes"
Georg Brandl52d168a2008-01-07 18:10:24 +00003897 AC_DEFINE(HAVE_USABLE_WCHAR_T, 1,
3898 [Define if you have a useable wchar_t type defined in wchar.h; useable
3899 means wchar_t must be an unsigned type with at least 16 bits. (see
3900 Include/unicodeobject.h).])
Georg Brandl52d168a2008-01-07 18:10:24 +00003901else
Martin v. Löwisd63a3b82011-09-28 07:41:54 +02003902 HAVE_USABLE_WCHAR_T="no usable wchar_t found"
Martin v. Löwis0ba70cc2001-06-26 22:22:37 +00003903fi
Martin v. Löwisd63a3b82011-09-28 07:41:54 +02003904AC_MSG_RESULT($HAVE_USABLE_WCHAR_T)
Guido van Rossumef2255b2000-03-10 22:30:29 +00003905
3906# check for endianness
3907AC_C_BIGENDIAN
3908
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00003909# ABI version string for Python extension modules. This appears between the
3910# periods in shared library file names, e.g. foo.<SOABI>.so. It is calculated
3911# from the following attributes which affect the ABI of this Python build (in
3912# this order):
3913#
3914# * The Python implementation (always 'cpython-' for us)
3915# * The major and minor version numbers
3916# * --with-pydebug (adds a 'd')
3917# * --with-pymalloc (adds a 'm')
3918# * --with-wide-unicode (adds a 'u')
3919#
3920# Thus for example, Python 3.2 built with wide unicode, pydebug, and pymalloc,
Georg Brandlde7d8342010-09-03 22:19:07 +00003921# would get a shared library ABI version tag of 'cpython-32dmu' and shared
3922# libraries would be named 'foo.cpython-32dmu.so'.
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00003923AC_SUBST(SOABI)
Barry Warsaw8cf4eae2010-10-16 01:04:07 +00003924AC_MSG_CHECKING(ABIFLAGS)
3925AC_MSG_RESULT($ABIFLAGS)
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00003926AC_MSG_CHECKING(SOABI)
Barry Warsaw8cf4eae2010-10-16 01:04:07 +00003927SOABI='cpython-'`echo $VERSION | tr -d .`${ABIFLAGS}
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00003928AC_MSG_RESULT($SOABI)
3929
Barry Warsaw8cf4eae2010-10-16 01:04:07 +00003930AC_MSG_CHECKING(LDVERSION)
3931LDVERSION='$(VERSION)$(ABIFLAGS)'
3932AC_MSG_RESULT($LDVERSION)
3933
doko@python.org87421192013-01-26 11:39:31 +01003934dnl define LIBPL after ABIFLAGS and LDVERSION is defined.
3935AC_SUBST(PY_ENABLE_SHARED)
3936LIBPL="${prefix}/lib/python${VERSION}/config-${LDVERSION}"
3937AC_SUBST(LIBPL)
3938
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00003939# SO is the extension of shared libraries `(including the dot!)
3940# -- usually .so, .sl on HP-UX, .dll on Cygwin
3941AC_MSG_CHECKING(SO)
3942if test -z "$SO"
3943then
3944 case $ac_sys_system in
3945 hp*|HP*)
3946 case `uname -m` in
3947 ia64) SO=.so;;
3948 *) SO=.sl;;
3949 esac
3950 ;;
3951 CYGWIN*) SO=.dll;;
Matthias Klose3fbfea12010-10-14 15:24:22 +00003952 Linux*|GNU*)
3953 SO=.${SOABI}.so;;
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00003954 *) SO=.so;;
3955 esac
3956else
3957 # this might also be a termcap variable, see #610332
Georg Brandlde7d8342010-09-03 22:19:07 +00003958 echo
3959 echo '====================================================================='
3960 echo '+ +'
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00003961 echo '+ WARNING: You have set SO in your environment. +'
Georg Brandlde7d8342010-09-03 22:19:07 +00003962 echo '+ Do you really mean to change the extension for shared libraries? +'
3963 echo '+ Continuing in 10 seconds to let you to ponder. +'
3964 echo '+ +'
3965 echo '====================================================================='
Barry Warsaw35f3a2c2010-09-03 18:30:30 +00003966 sleep 10
3967fi
3968AC_MSG_RESULT($SO)
3969
Stefan Krah8c8adf62013-01-17 20:41:56 +01003970AC_DEFINE_UNQUOTED(SHLIB_EXT, "$SO", [Define this to be extension of shared libraries (including the dot!).])
3971
Vladimir Marangozov9a5a5d12000-07-12 03:02:16 +00003972# Check whether right shifting a negative integer extends the sign bit
3973# or fills with zeros (like the Cray J90, according to Tim Peters).
3974AC_MSG_CHECKING(whether right shift extends the sign bit)
Vladimir Marangozova6180282000-07-12 05:05:06 +00003975AC_CACHE_VAL(ac_cv_rshift_extends_sign, [
Matthias Kloseb159a552010-04-25 21:00:44 +00003976AC_RUN_IFELSE([AC_LANG_SOURCE([[
Vladimir Marangozov9a5a5d12000-07-12 03:02:16 +00003977int main()
3978{
Vladimir Marangozova6180282000-07-12 05:05:06 +00003979 exit(((-1)>>3 == -1) ? 0 : 1);
Vladimir Marangozov9a5a5d12000-07-12 03:02:16 +00003980}
Matthias Kloseb159a552010-04-25 21:00:44 +00003981]])],
3982[ac_cv_rshift_extends_sign=yes],
3983[ac_cv_rshift_extends_sign=no],
3984[ac_cv_rshift_extends_sign=yes])])
Vladimir Marangozova6180282000-07-12 05:05:06 +00003985AC_MSG_RESULT($ac_cv_rshift_extends_sign)
3986if test "$ac_cv_rshift_extends_sign" = no
3987then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00003988 AC_DEFINE(SIGNED_RIGHT_SHIFT_ZERO_FILLS, 1,
3989 [Define if i>>j for signed int i does not extend the sign bit
3990 when i < 0])
Vladimir Marangozova6180282000-07-12 05:05:06 +00003991fi
3992
Guido van Rossumcadfaec2001-01-05 14:45:49 +00003993# check for getc_unlocked and related locking functions
3994AC_MSG_CHECKING(for getc_unlocked() and friends)
3995AC_CACHE_VAL(ac_cv_have_getc_unlocked, [
Matthias Kloseb159a552010-04-25 21:00:44 +00003996AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]], [[
Guido van Rossumcadfaec2001-01-05 14:45:49 +00003997 FILE *f = fopen("/dev/null", "r");
3998 flockfile(f);
3999 getc_unlocked(f);
4000 funlockfile(f);
Matthias Kloseb159a552010-04-25 21:00:44 +00004001]])],[ac_cv_have_getc_unlocked=yes],[ac_cv_have_getc_unlocked=no])])
Guido van Rossumcadfaec2001-01-05 14:45:49 +00004002AC_MSG_RESULT($ac_cv_have_getc_unlocked)
4003if test "$ac_cv_have_getc_unlocked" = yes
4004then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00004005 AC_DEFINE(HAVE_GETC_UNLOCKED, 1,
4006 [Define this if you have flockfile(), getc_unlocked(), and funlockfile()])
Guido van Rossumcadfaec2001-01-05 14:45:49 +00004007fi
Vladimir Marangozov9a5a5d12000-07-12 03:02:16 +00004008
Neal Norwitzfe8e3d92006-01-07 21:07:20 +00004009# check where readline lives
Martin v. Löwis82bca632006-02-10 20:49:30 +00004010# save the value of LIBS so we don't actually link Python with readline
4011LIBS_no_readline=$LIBS
Gregory P. Smith18820942008-09-07 06:24:49 +00004012
4013# On some systems we need to link readline to a termcap compatible
4014# library. NOTE: Keep the precedence of listed libraries synchronised
4015# with setup.py.
4016py_cv_lib_readline=no
4017AC_MSG_CHECKING([how to link readline libs])
doko@ubuntu.comf2967c72012-06-30 17:32:23 +02004018for py_libtermcap in "" tinfo ncursesw ncurses curses termcap; do
Gregory P. Smith18820942008-09-07 06:24:49 +00004019 if test -z "$py_libtermcap"; then
4020 READLINE_LIBS="-lreadline"
4021 else
4022 READLINE_LIBS="-lreadline -l$py_libtermcap"
4023 fi
4024 LIBS="$READLINE_LIBS $LIBS_no_readline"
4025 AC_LINK_IFELSE(
4026 [AC_LANG_CALL([],[readline])],
4027 [py_cv_lib_readline=yes])
4028 if test $py_cv_lib_readline = yes; then
4029 break
4030 fi
4031done
4032# Uncomment this line if you want to use READINE_LIBS in Makefile or scripts
4033#AC_SUBST([READLINE_LIBS])
Gregory P. Smith97515912008-09-07 19:23:19 +00004034if test $py_cv_lib_readline = no; then
Gregory P. Smith18820942008-09-07 06:24:49 +00004035 AC_MSG_RESULT([none])
4036else
4037 AC_MSG_RESULT([$READLINE_LIBS])
4038 AC_DEFINE(HAVE_LIBREADLINE, 1,
4039 [Define if you have the readline library (-lreadline).])
Neal Norwitzfe8e3d92006-01-07 21:07:20 +00004040fi
4041
Michael W. Hudson30ea2f22004-07-07 17:44:12 +00004042# check for readline 2.1
4043AC_CHECK_LIB(readline, rl_callback_handler_install,
4044 AC_DEFINE(HAVE_RL_CALLBACK, 1,
Gregory P. Smith18820942008-09-07 06:24:49 +00004045 [Define if you have readline 2.1]), ,$READLINE_LIBS)
Michael W. Hudson30ea2f22004-07-07 17:44:12 +00004046
Guido van Rossumfaf5e4d2002-12-30 16:25:41 +00004047# check for readline 2.2
Matthias Kloseb159a552010-04-25 21:00:44 +00004048AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <readline/readline.h>]])],
4049 [have_readline=yes],
4050 [have_readline=no]
4051)
Guido van Rossumfaf5e4d2002-12-30 16:25:41 +00004052if test $have_readline = yes
4053then
4054 AC_EGREP_HEADER([extern int rl_completion_append_character;],
4055 [readline/readline.h],
4056 AC_DEFINE(HAVE_RL_COMPLETION_APPEND_CHARACTER, 1,
4057 [Define if you have readline 2.2]), )
Antoine Pitroud5131772009-10-26 19:22:14 +00004058 AC_EGREP_HEADER([extern int rl_completion_suppress_append;],
4059 [readline/readline.h],
4060 AC_DEFINE(HAVE_RL_COMPLETION_SUPPRESS_APPEND, 1,
4061 [Define if you have rl_completion_suppress_append]), )
Guido van Rossumfaf5e4d2002-12-30 16:25:41 +00004062fi
4063
Martin v. Löwis0daad592001-09-30 21:09:59 +00004064# check for readline 4.0
4065AC_CHECK_LIB(readline, rl_pre_input_hook,
Martin v. Löwisc45929e2002-04-06 10:10:49 +00004066 AC_DEFINE(HAVE_RL_PRE_INPUT_HOOK, 1,
Gregory P. Smith18820942008-09-07 06:24:49 +00004067 [Define if you have readline 4.0]), ,$READLINE_LIBS)
Martin v. Löwis0daad592001-09-30 21:09:59 +00004068
Thomas Wouters89d996e2007-09-08 17:39:28 +00004069# also in 4.0
4070AC_CHECK_LIB(readline, rl_completion_display_matches_hook,
4071 AC_DEFINE(HAVE_RL_COMPLETION_DISPLAY_MATCHES_HOOK, 1,
Gregory P. Smith18820942008-09-07 06:24:49 +00004072 [Define if you have readline 4.0]), ,$READLINE_LIBS)
Thomas Wouters89d996e2007-09-08 17:39:28 +00004073
Guido van Rossum353ae582001-07-10 16:45:32 +00004074# check for readline 4.2
4075AC_CHECK_LIB(readline, rl_completion_matches,
Martin v. Löwisc45929e2002-04-06 10:10:49 +00004076 AC_DEFINE(HAVE_RL_COMPLETION_MATCHES, 1,
Gregory P. Smith18820942008-09-07 06:24:49 +00004077 [Define if you have readline 4.2]), ,$READLINE_LIBS)
Guido van Rossum353ae582001-07-10 16:45:32 +00004078
Michael W. Hudson30ea2f22004-07-07 17:44:12 +00004079# also in readline 4.2
Matthias Kloseb159a552010-04-25 21:00:44 +00004080AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <readline/readline.h>]])],
4081 [have_readline=yes],
4082 [have_readline=no]
4083)
Michael W. Hudson30ea2f22004-07-07 17:44:12 +00004084if test $have_readline = yes
4085then
4086 AC_EGREP_HEADER([extern int rl_catch_signals;],
4087 [readline/readline.h],
4088 AC_DEFINE(HAVE_RL_CATCH_SIGNAL, 1,
4089 [Define if you can turn off readline's signal handling.]), )
4090fi
4091
Martin v. Löwis82bca632006-02-10 20:49:30 +00004092# End of readline checks: restore LIBS
4093LIBS=$LIBS_no_readline
4094
Thomas Wouterse38b2f12001-07-11 22:35:31 +00004095AC_MSG_CHECKING(for broken nice())
4096AC_CACHE_VAL(ac_cv_broken_nice, [
Matthias Kloseb159a552010-04-25 21:00:44 +00004097AC_RUN_IFELSE([AC_LANG_SOURCE([[
Thomas Wouterse38b2f12001-07-11 22:35:31 +00004098int main()
4099{
4100 int val1 = nice(1);
4101 if (val1 != -1 && val1 == nice(2))
4102 exit(0);
4103 exit(1);
4104}
Matthias Kloseb159a552010-04-25 21:00:44 +00004105]])],
4106[ac_cv_broken_nice=yes],
4107[ac_cv_broken_nice=no],
4108[ac_cv_broken_nice=no])])
Thomas Wouterse38b2f12001-07-11 22:35:31 +00004109AC_MSG_RESULT($ac_cv_broken_nice)
4110if test "$ac_cv_broken_nice" = yes
4111then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00004112 AC_DEFINE(HAVE_BROKEN_NICE, 1,
4113 [Define if nice() returns success/failure instead of the new priority.])
Thomas Wouterse38b2f12001-07-11 22:35:31 +00004114fi
4115
Nicholas Bastine62c5c82004-03-21 23:45:42 +00004116AC_MSG_CHECKING(for broken poll())
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00004117AC_CACHE_VAL(ac_cv_broken_poll,
Matthias Kloseb159a552010-04-25 21:00:44 +00004118AC_RUN_IFELSE([AC_LANG_SOURCE([[
Nicholas Bastine62c5c82004-03-21 23:45:42 +00004119#include <poll.h>
4120
Alexandre Vassalottiaee170a2009-07-17 06:24:33 +00004121int main()
4122{
Nicholas Bastine62c5c82004-03-21 23:45:42 +00004123 struct pollfd poll_struct = { 42, POLLIN|POLLPRI|POLLOUT, 0 };
Alexandre Vassalottiaee170a2009-07-17 06:24:33 +00004124 int poll_test;
4125
Nicholas Bastine62c5c82004-03-21 23:45:42 +00004126 close (42);
4127
Alexandre Vassalottiaee170a2009-07-17 06:24:33 +00004128 poll_test = poll(&poll_struct, 1, 0);
Nicholas Bastine62c5c82004-03-21 23:45:42 +00004129 if (poll_test < 0)
Alexandre Vassalottiaee170a2009-07-17 06:24:33 +00004130 return 0;
Nicholas Bastine62c5c82004-03-21 23:45:42 +00004131 else if (poll_test == 0 && poll_struct.revents != POLLNVAL)
Alexandre Vassalottiaee170a2009-07-17 06:24:33 +00004132 return 0;
Nicholas Bastine62c5c82004-03-21 23:45:42 +00004133 else
Alexandre Vassalottiaee170a2009-07-17 06:24:33 +00004134 return 1;
4135}
Matthias Kloseb159a552010-04-25 21:00:44 +00004136]])],
4137[ac_cv_broken_poll=yes],
4138[ac_cv_broken_poll=no],
4139[ac_cv_broken_poll=no]))
Nicholas Bastine62c5c82004-03-21 23:45:42 +00004140AC_MSG_RESULT($ac_cv_broken_poll)
4141if test "$ac_cv_broken_poll" = yes
4142then
4143 AC_DEFINE(HAVE_BROKEN_POLL, 1,
4144 [Define if poll() sets errno on invalid file descriptors.])
4145fi
4146
Brett Cannon43802422005-02-10 20:48:03 +00004147# Before we can test tzset, we need to check if struct tm has a tm_zone
4148# (which is not required by ISO C or UNIX spec) and/or if we support
4149# tzname[]
4150AC_STRUCT_TIMEZONE
Nicholas Bastine62c5c82004-03-21 23:45:42 +00004151
Brett Cannon43802422005-02-10 20:48:03 +00004152# check tzset(3) exists and works like we expect it to
Guido van Rossumd11b62e2003-03-14 21:51:36 +00004153AC_MSG_CHECKING(for working tzset())
4154AC_CACHE_VAL(ac_cv_working_tzset, [
Matthias Kloseb159a552010-04-25 21:00:44 +00004155AC_RUN_IFELSE([AC_LANG_SOURCE([[
Guido van Rossumd11b62e2003-03-14 21:51:36 +00004156#include <stdlib.h>
4157#include <time.h>
Brett Cannon18367812003-09-19 00:59:16 +00004158#include <string.h>
Brett Cannon43802422005-02-10 20:48:03 +00004159
4160#if HAVE_TZNAME
4161extern char *tzname[];
4162#endif
4163
Guido van Rossumd11b62e2003-03-14 21:51:36 +00004164int main()
4165{
Brett Cannon18367812003-09-19 00:59:16 +00004166 /* Note that we need to ensure that not only does tzset(3)
4167 do 'something' with localtime, but it works as documented
4168 in the library reference and as expected by the test suite.
Brett Cannon43802422005-02-10 20:48:03 +00004169 This includes making sure that tzname is set properly if
4170 tm->tm_zone does not exist since it is the alternative way
4171 of getting timezone info.
Brett Cannon18367812003-09-19 00:59:16 +00004172
4173 Red Hat 6.2 doesn't understand the southern hemisphere
Brett Cannon43802422005-02-10 20:48:03 +00004174 after New Year's Day.
Brett Cannon18367812003-09-19 00:59:16 +00004175 */
4176
Brett Cannon43802422005-02-10 20:48:03 +00004177 time_t groundhogday = 1044144000; /* GMT-based */
Brett Cannon18367812003-09-19 00:59:16 +00004178 time_t midyear = groundhogday + (365 * 24 * 3600 / 2);
4179
Neal Norwitz7f2588c2003-04-11 15:35:53 +00004180 putenv("TZ=UTC+0");
Guido van Rossumd11b62e2003-03-14 21:51:36 +00004181 tzset();
Brett Cannon18367812003-09-19 00:59:16 +00004182 if (localtime(&groundhogday)->tm_hour != 0)
4183 exit(1);
Brett Cannon43802422005-02-10 20:48:03 +00004184#if HAVE_TZNAME
4185 /* For UTC, tzname[1] is sometimes "", sometimes " " */
4186 if (strcmp(tzname[0], "UTC") ||
4187 (tzname[1][0] != 0 && tzname[1][0] != ' '))
4188 exit(1);
4189#endif
Brett Cannon18367812003-09-19 00:59:16 +00004190
Neal Norwitz7f2588c2003-04-11 15:35:53 +00004191 putenv("TZ=EST+5EDT,M4.1.0,M10.5.0");
Guido van Rossumd11b62e2003-03-14 21:51:36 +00004192 tzset();
Brett Cannon18367812003-09-19 00:59:16 +00004193 if (localtime(&groundhogday)->tm_hour != 19)
Guido van Rossumd11b62e2003-03-14 21:51:36 +00004194 exit(1);
Brett Cannon43802422005-02-10 20:48:03 +00004195#if HAVE_TZNAME
4196 if (strcmp(tzname[0], "EST") || strcmp(tzname[1], "EDT"))
4197 exit(1);
4198#endif
Brett Cannon18367812003-09-19 00:59:16 +00004199
4200 putenv("TZ=AEST-10AEDT-11,M10.5.0,M3.5.0");
4201 tzset();
4202 if (localtime(&groundhogday)->tm_hour != 11)
4203 exit(1);
Brett Cannon43802422005-02-10 20:48:03 +00004204#if HAVE_TZNAME
4205 if (strcmp(tzname[0], "AEST") || strcmp(tzname[1], "AEDT"))
4206 exit(1);
4207#endif
4208
4209#if HAVE_STRUCT_TM_TM_ZONE
Brett Cannon18367812003-09-19 00:59:16 +00004210 if (strcmp(localtime(&groundhogday)->tm_zone, "AEDT"))
4211 exit(1);
4212 if (strcmp(localtime(&midyear)->tm_zone, "AEST"))
4213 exit(1);
Brett Cannon43802422005-02-10 20:48:03 +00004214#endif
Brett Cannon18367812003-09-19 00:59:16 +00004215
Guido van Rossumd11b62e2003-03-14 21:51:36 +00004216 exit(0);
4217}
Matthias Kloseb159a552010-04-25 21:00:44 +00004218]])],
4219[ac_cv_working_tzset=yes],
4220[ac_cv_working_tzset=no],
4221[ac_cv_working_tzset=no])])
Guido van Rossumd11b62e2003-03-14 21:51:36 +00004222AC_MSG_RESULT($ac_cv_working_tzset)
4223if test "$ac_cv_working_tzset" = yes
4224then
4225 AC_DEFINE(HAVE_WORKING_TZSET, 1,
4226 [Define if tzset() actually switches the local timezone in a meaningful way.])
4227fi
4228
Martin v. Löwis94717ed2002-09-09 14:24:16 +00004229# Look for subsecond timestamps in struct stat
4230AC_MSG_CHECKING(for tv_nsec in struct stat)
4231AC_CACHE_VAL(ac_cv_stat_tv_nsec,
Matthias Kloseb159a552010-04-25 21:00:44 +00004232AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/stat.h>]], [[
Martin v. Löwis94717ed2002-09-09 14:24:16 +00004233struct stat st;
4234st.st_mtim.tv_nsec = 1;
Matthias Kloseb159a552010-04-25 21:00:44 +00004235]])],
4236[ac_cv_stat_tv_nsec=yes],
4237[ac_cv_stat_tv_nsec=no]))
Martin v. Löwis94717ed2002-09-09 14:24:16 +00004238AC_MSG_RESULT($ac_cv_stat_tv_nsec)
4239if test "$ac_cv_stat_tv_nsec" = yes
4240then
4241 AC_DEFINE(HAVE_STAT_TV_NSEC, 1,
4242 [Define if you have struct stat.st_mtim.tv_nsec])
4243fi
4244
Martin v. Löwisebd9d5b2005-08-09 15:00:59 +00004245# Look for BSD style subsecond timestamps in struct stat
4246AC_MSG_CHECKING(for tv_nsec2 in struct stat)
4247AC_CACHE_VAL(ac_cv_stat_tv_nsec2,
Matthias Kloseb159a552010-04-25 21:00:44 +00004248AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/stat.h>]], [[
Martin v. Löwisebd9d5b2005-08-09 15:00:59 +00004249struct stat st;
4250st.st_mtimespec.tv_nsec = 1;
Matthias Kloseb159a552010-04-25 21:00:44 +00004251]])],
4252[ac_cv_stat_tv_nsec2=yes],
4253[ac_cv_stat_tv_nsec2=no]))
Martin v. Löwisebd9d5b2005-08-09 15:00:59 +00004254AC_MSG_RESULT($ac_cv_stat_tv_nsec2)
4255if test "$ac_cv_stat_tv_nsec2" = yes
4256then
4257 AC_DEFINE(HAVE_STAT_TV_NSEC2, 1,
4258 [Define if you have struct stat.st_mtimensec])
4259fi
4260
doko@ubuntu.com9dc823d2012-07-07 03:06:42 +02004261ac_save_cppflags="$CPPFLAGS"
4262CPPFLAGS="$CPPFLAGS -I/usr/include/ncursesw"
Martin v. Löwiseb9b1032001-10-24 17:10:49 +00004263# On HP/UX 11.0, mvwdelch is a block with a return statement
4264AC_MSG_CHECKING(whether mvwdelch is an expression)
4265AC_CACHE_VAL(ac_cv_mvwdelch_is_expression,
Matthias Kloseb159a552010-04-25 21:00:44 +00004266AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[
Martin v. Löwiseb9b1032001-10-24 17:10:49 +00004267 int rtn;
4268 rtn = mvwdelch(0,0,0);
Matthias Kloseb159a552010-04-25 21:00:44 +00004269]])],
4270[ac_cv_mvwdelch_is_expression=yes],
4271[ac_cv_mvwdelch_is_expression=no]))
Martin v. Löwiseb9b1032001-10-24 17:10:49 +00004272AC_MSG_RESULT($ac_cv_mvwdelch_is_expression)
4273
4274if test "$ac_cv_mvwdelch_is_expression" = yes
4275then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00004276 AC_DEFINE(MVWDELCH_IS_EXPRESSION, 1,
4277 [Define if mvwdelch in curses.h is an expression.])
Martin v. Löwiseb9b1032001-10-24 17:10:49 +00004278fi
4279
4280AC_MSG_CHECKING(whether WINDOW has _flags)
4281AC_CACHE_VAL(ac_cv_window_has_flags,
Matthias Kloseb159a552010-04-25 21:00:44 +00004282AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[
Martin v. Löwiseb9b1032001-10-24 17:10:49 +00004283 WINDOW *w;
4284 w->_flags = 0;
Matthias Kloseb159a552010-04-25 21:00:44 +00004285]])],
4286[ac_cv_window_has_flags=yes],
4287[ac_cv_window_has_flags=no]))
Martin v. Löwiseb9b1032001-10-24 17:10:49 +00004288AC_MSG_RESULT($ac_cv_window_has_flags)
4289
4290
4291if test "$ac_cv_window_has_flags" = yes
4292then
Martin v. Löwisc45929e2002-04-06 10:10:49 +00004293 AC_DEFINE(WINDOW_HAS_FLAGS, 1,
4294 [Define if WINDOW in curses.h offers a field _flags.])
Martin v. Löwiseb9b1032001-10-24 17:10:49 +00004295fi
4296
Thomas Wouters0e3f5912006-08-11 14:57:12 +00004297AC_MSG_CHECKING(for is_term_resized)
Matthias Kloseb159a552010-04-25 21:00:44 +00004298AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[void *x=is_term_resized]])],
4299 [AC_DEFINE(HAVE_CURSES_IS_TERM_RESIZED, 1, Define if you have the 'is_term_resized' function.)
4300 AC_MSG_RESULT(yes)],
4301 [AC_MSG_RESULT(no)]
Thomas Wouters0e3f5912006-08-11 14:57:12 +00004302)
Martin v. Löwis24a880b2002-12-31 12:55:15 +00004303
Thomas Wouters0e3f5912006-08-11 14:57:12 +00004304AC_MSG_CHECKING(for resize_term)
Matthias Kloseb159a552010-04-25 21:00:44 +00004305AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[void *x=resize_term]])],
4306 [AC_DEFINE(HAVE_CURSES_RESIZE_TERM, 1, Define if you have the 'resize_term' function.)
4307 AC_MSG_RESULT(yes)],
4308 [AC_MSG_RESULT(no)]
Thomas Wouters0e3f5912006-08-11 14:57:12 +00004309)
4310
4311AC_MSG_CHECKING(for resizeterm)
Matthias Kloseb159a552010-04-25 21:00:44 +00004312AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[void *x=resizeterm]])],
4313 [AC_DEFINE(HAVE_CURSES_RESIZETERM, 1, Define if you have the 'resizeterm' function.)
4314 AC_MSG_RESULT(yes)],
4315 [AC_MSG_RESULT(no)]
Thomas Wouters0e3f5912006-08-11 14:57:12 +00004316)
doko@ubuntu.com9dc823d2012-07-07 03:06:42 +02004317# last curses configure check
4318CPPFLAGS=$ac_save_cppflags
Thomas Wouters0e3f5912006-08-11 14:57:12 +00004319
doko@ubuntu.comb457b9b2012-06-30 19:28:16 +02004320AC_MSG_NOTICE([checking for device files])
Thomas Wouters89f507f2006-12-13 04:49:30 +00004321
doko@ubuntu.comb457b9b2012-06-30 19:28:16 +02004322dnl NOTE: Inform user how to proceed with files when cross compiling.
4323if test "x$cross_compiling" = xyes; then
4324 if test "${ac_cv_file__dev_ptmx+set}" != set; then
4325 AC_MSG_CHECKING([for /dev/ptmx])
4326 AC_MSG_RESULT([not set])
4327 AC_MSG_ERROR([set ac_cv_file__dev_ptmx to yes/no in your CONFIG_SITE file when cross compiling])
4328 fi
4329 if test "${ac_cv_file__dev_ptc+set}" != set; then
4330 AC_MSG_CHECKING([for /dev/ptc])
4331 AC_MSG_RESULT([not set])
4332 AC_MSG_ERROR([set ac_cv_file__dev_ptc to yes/no in your CONFIG_SITE file when cross compiling])
4333 fi
Thomas Wouters89f507f2006-12-13 04:49:30 +00004334fi
4335
doko@ubuntu.comb457b9b2012-06-30 19:28:16 +02004336AC_CHECK_FILE(/dev/ptmx, [], [])
4337if test "x$ac_cv_file__dev_ptmx" = xyes; then
4338 AC_DEFINE(HAVE_DEV_PTMX, 1,
4339 [Define to 1 if you have the /dev/ptmx device file.])
4340fi
4341AC_CHECK_FILE(/dev/ptc, [], [])
4342if test "x$ac_cv_file__dev_ptc" = xyes; then
Thomas Wouters89f507f2006-12-13 04:49:30 +00004343 AC_DEFINE(HAVE_DEV_PTC, 1,
doko@ubuntu.comb457b9b2012-06-30 19:28:16 +02004344 [Define to 1 if you have the /dev/ptc device file.])
Thomas Wouters89f507f2006-12-13 04:49:30 +00004345fi
Neal Norwitz865400f2003-03-21 01:42:58 +00004346
Mark Dickinson6ce4a9a2009-11-16 17:00:11 +00004347if test "$have_long_long" = yes
4348then
4349 AC_MSG_CHECKING(for %lld and %llu printf() format support)
4350 AC_CACHE_VAL(ac_cv_have_long_long_format,
Matthias Kloseb159a552010-04-25 21:00:44 +00004351 AC_RUN_IFELSE([AC_LANG_SOURCE([[[
Mark Dickinson6ce4a9a2009-11-16 17:00:11 +00004352 #include <stdio.h>
4353 #include <stddef.h>
4354 #include <string.h>
4355
4356 #ifdef HAVE_SYS_TYPES_H
4357 #include <sys/types.h>
4358 #endif
4359
4360 int main()
4361 {
4362 char buffer[256];
4363
4364 if (sprintf(buffer, "%lld", (long long)123) < 0)
4365 return 1;
4366 if (strcmp(buffer, "123"))
4367 return 1;
4368
4369 if (sprintf(buffer, "%lld", (long long)-123) < 0)
4370 return 1;
4371 if (strcmp(buffer, "-123"))
4372 return 1;
4373
4374 if (sprintf(buffer, "%llu", (unsigned long long)123) < 0)
4375 return 1;
4376 if (strcmp(buffer, "123"))
4377 return 1;
4378
4379 return 0;
4380 }
Matthias Kloseb159a552010-04-25 21:00:44 +00004381 ]]])],
4382 [ac_cv_have_long_long_format=yes],
4383 [ac_cv_have_long_long_format=no],
Matthias Klose3b739b12012-03-15 19:31:06 +01004384 [ac_cv_have_long_long_format="cross -- assuming no"
4385 if test x$GCC = xyes; then
4386 save_CFLAGS=$CFLAGS
4387 CFLAGS="$CFLAGS -Werror -Wformat"
4388 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4389 #include <stdio.h>
4390 #include <stddef.h>
4391 ]], [[
4392 char *buffer;
4393 sprintf(buffer, "%lld", (long long)123);
4394 sprintf(buffer, "%lld", (long long)-123);
4395 sprintf(buffer, "%llu", (unsigned long long)123);
4396 ]])],
4397 ac_cv_have_long_long_format=yes
4398 )
4399 CFLAGS=$save_CFLAGS
4400 fi])
Mark Dickinson6ce4a9a2009-11-16 17:00:11 +00004401 )
4402 AC_MSG_RESULT($ac_cv_have_long_long_format)
4403fi
4404
Mark Dickinson89d7d412009-12-31 20:50:59 +00004405if test "$ac_cv_have_long_long_format" = yes
Mark Dickinson6ce4a9a2009-11-16 17:00:11 +00004406then
4407 AC_DEFINE(PY_FORMAT_LONG_LONG, "ll",
4408 [Define to printf format modifier for long long type])
4409fi
4410
Ronald Oussoren3c1928a2009-11-19 17:15:31 +00004411if test $ac_sys_system = Darwin
4412then
4413 LIBS="$LIBS -framework CoreFoundation"
4414fi
Mark Dickinson6ce4a9a2009-11-16 17:00:11 +00004415
Benjamin Peterson8f326b22009-12-13 02:10:36 +00004416AC_CACHE_CHECK([for %zd printf() format support], ac_cv_have_size_t_format, [dnl
Matthias Kloseb159a552010-04-25 21:00:44 +00004417AC_RUN_IFELSE([AC_LANG_SOURCE([[
Alexandre Vassalottie5091f62009-07-17 06:41:02 +00004418#include <stdio.h>
Thomas Wouters477c8d52006-05-27 19:21:47 +00004419#include <stddef.h>
4420#include <string.h>
4421
Christian Heimes2c181612007-12-17 20:04:13 +00004422#ifdef HAVE_SYS_TYPES_H
4423#include <sys/types.h>
4424#endif
Thomas Wouters89f507f2006-12-13 04:49:30 +00004425
4426#ifdef HAVE_SSIZE_T
4427typedef ssize_t Py_ssize_t;
4428#elif SIZEOF_VOID_P == SIZEOF_LONG
4429typedef long Py_ssize_t;
4430#else
4431typedef int Py_ssize_t;
4432#endif
Thomas Wouters477c8d52006-05-27 19:21:47 +00004433
Christian Heimes2c181612007-12-17 20:04:13 +00004434int main()
4435{
4436 char buffer[256];
4437
Thomas Wouters477c8d52006-05-27 19:21:47 +00004438 if(sprintf(buffer, "%zd", (size_t)123) < 0)
4439 return 1;
4440
Thomas Wouters89f507f2006-12-13 04:49:30 +00004441 if (strcmp(buffer, "123"))
Thomas Wouters477c8d52006-05-27 19:21:47 +00004442 return 1;
Thomas Wouters89f507f2006-12-13 04:49:30 +00004443
4444 if (sprintf(buffer, "%zd", (Py_ssize_t)-123) < 0)
4445 return 1;
4446
4447 if (strcmp(buffer, "-123"))
4448 return 1;
4449
Thomas Wouters477c8d52006-05-27 19:21:47 +00004450 return 0;
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00004451}
Matthias Kloseb159a552010-04-25 21:00:44 +00004452]])],
4453 [ac_cv_have_size_t_format=yes],
4454 [ac_cv_have_size_t_format=no],
4455 [ac_cv_have_size_t_format="cross -- assuming yes"
4456])])
Benjamin Peterson8f326b22009-12-13 02:10:36 +00004457if test "$ac_cv_have_size_t_format" != no ; then
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00004458 AC_DEFINE(PY_FORMAT_SIZE_T, "z",
4459 [Define to printf format modifier for Py_ssize_t])
4460fi
Thomas Wouters477c8d52006-05-27 19:21:47 +00004461
Martin v. Löwis01c04012002-11-11 14:58:44 +00004462AC_CHECK_TYPE(socklen_t,,
4463 AC_DEFINE(socklen_t,int,
Matthias Klosec80c93f2010-04-24 17:04:35 +00004464 [Define to `int' if <sys/socket.h> does not define.]),[
Martin v. Löwis01c04012002-11-11 14:58:44 +00004465#ifdef HAVE_SYS_TYPES_H
4466#include <sys/types.h>
4467#endif
Guido van Rossum95713eb2000-05-18 20:53:31 +00004468#ifdef HAVE_SYS_SOCKET_H
4469#include <sys/socket.h>
4470#endif
Martin v. Löwis01c04012002-11-11 14:58:44 +00004471])
Neil Schemenauer55f0cf32001-01-24 17:24:33 +00004472
Antoine Pitroufff95302008-09-03 18:58:51 +00004473AC_MSG_CHECKING(for broken mbstowcs)
Alexandre Vassalotti7b0c1c72009-07-17 06:00:34 +00004474AC_CACHE_VAL(ac_cv_broken_mbstowcs,
Matthias Kloseb159a552010-04-25 21:00:44 +00004475AC_RUN_IFELSE([AC_LANG_SOURCE([[
Stefan Krah19c21392012-11-22 23:47:32 +01004476#include <stdio.h>
Antoine Pitroufff95302008-09-03 18:58:51 +00004477#include<stdlib.h>
4478int main() {
4479 size_t len = -1;
4480 const char *str = "text";
4481 len = mbstowcs(NULL, str, 0);
4482 return (len != 4);
4483}
Matthias Kloseb159a552010-04-25 21:00:44 +00004484]])],
4485[ac_cv_broken_mbstowcs=no],
4486[ac_cv_broken_mbstowcs=yes],
4487[ac_cv_broken_mbstowcs=no]))
Antoine Pitroufff95302008-09-03 18:58:51 +00004488AC_MSG_RESULT($ac_cv_broken_mbstowcs)
4489if test "$ac_cv_broken_mbstowcs" = yes
4490then
4491 AC_DEFINE(HAVE_BROKEN_MBSTOWCS, 1,
4492 [Define if mbstowcs(NULL, "text", 0) does not return the number of
4493 wide chars that would be converted.])
4494fi
4495
Antoine Pitroub52ec782009-01-25 16:34:23 +00004496# Check for --with-computed-gotos
4497AC_MSG_CHECKING(for --with-computed-gotos)
4498AC_ARG_WITH(computed-gotos,
Antoine Pitrou042b1282010-08-13 21:15:58 +00004499 AS_HELP_STRING([--with(out)-computed-gotos],
4500 [Use computed gotos in evaluation loop (enabled by default on supported compilers)]),
Antoine Pitroub52ec782009-01-25 16:34:23 +00004501[
Antoine Pitrou042b1282010-08-13 21:15:58 +00004502if test "$withval" = yes
Antoine Pitroub52ec782009-01-25 16:34:23 +00004503then
4504 AC_DEFINE(USE_COMPUTED_GOTOS, 1,
4505 [Define if you want to use computed gotos in ceval.c.])
4506 AC_MSG_RESULT(yes)
Antoine Pitrou042b1282010-08-13 21:15:58 +00004507fi
4508if test "$withval" = no
4509then
4510 AC_DEFINE(USE_COMPUTED_GOTOS, 0,
4511 [Define if you want to use computed gotos in ceval.c.])
4512 AC_MSG_RESULT(no)
4513fi
4514],
4515[AC_MSG_RESULT(no value specified)])
Antoine Pitroub52ec782009-01-25 16:34:23 +00004516
Matthias Kloseb17289e2012-03-15 19:51:34 +01004517AC_MSG_CHECKING(whether $CC supports computed gotos)
4518AC_CACHE_VAL(ac_cv_computed_gotos,
4519AC_RUN_IFELSE([AC_LANG_SOURCE([[[
4520int main(int argc, char **argv)
4521{
4522 static void *targets[1] = { &&LABEL1 };
4523 goto LABEL2;
4524LABEL1:
4525 return 0;
4526LABEL2:
4527 goto *targets[0];
4528 return 1;
4529}
4530]]])],
4531[ac_cv_computed_gotos=yes],
4532[ac_cv_computed_gotos=no],
4533[if test "${with_computed_gotos+set}" = set; then
4534 ac_cv_computed_gotos="$with_computed_gotos -- configured --with(out)-computed-gotos"
4535 else
4536 ac_cv_computed_gotos=no
4537 fi]))
4538AC_MSG_RESULT($ac_cv_computed_gotos)
4539case "$ac_cv_computed_gotos" in yes*)
4540 AC_DEFINE(HAVE_COMPUTED_GOTOS, 1,
4541 [Define if the C compiler supports computed gotos.])
4542esac
4543
R. David Murraye16cda92010-10-15 23:12:57 +00004544case $ac_sys_system in
4545AIX*)
4546 AC_DEFINE(HAVE_BROKEN_PIPE_BUF, 1, [Define if the system reports an invalid PIPE_BUF value.]) ;;
4547esac
Antoine Pitroub52ec782009-01-25 16:34:23 +00004548
Jesus Cea6a792292010-05-03 21:18:48 +00004549
Martin v. Löwis06f15bb2001-12-02 13:02:32 +00004550AC_SUBST(THREADHEADERS)
4551
4552for h in `(cd $srcdir;echo Python/thread_*.h)`
4553do
4554 THREADHEADERS="$THREADHEADERS \$(srcdir)/$h"
4555done
4556
Neil Schemenauer55f0cf32001-01-24 17:24:33 +00004557AC_SUBST(SRCDIRS)
Neal Norwitzd24499d2005-12-18 21:36:39 +00004558SRCDIRS="Parser Grammar Objects Python Modules Mac"
Andrew M. Kuchling8abedde2001-01-26 22:55:24 +00004559AC_MSG_CHECKING(for build directories)
Neil Schemenauer55f0cf32001-01-24 17:24:33 +00004560for dir in $SRCDIRS; do
4561 if test ! -d $dir; then
4562 mkdir $dir
Fred Drake884d3ba2000-11-02 17:52:56 +00004563 fi
Neil Schemenauer55f0cf32001-01-24 17:24:33 +00004564done
4565AC_MSG_RESULT(done)
Fred Drake036144d2000-10-26 17:09:35 +00004566
Stefan Krah1919b7e2012-03-21 18:25:23 +01004567# Availability of -O2:
4568AC_MSG_CHECKING(for -O2)
4569saved_cflags="$CFLAGS"
4570CFLAGS="-O2"
4571AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
4572]])],[have_O2=yes],[have_O2=no])
4573AC_MSG_RESULT($have_O2)
4574CFLAGS="$saved_cflags"
4575
4576# _FORTIFY_SOURCE wrappers for memmove and bcopy are incorrect:
4577# http://sourceware.org/ml/libc-alpha/2010-12/msg00009.html
4578AC_MSG_CHECKING(for glibc _FORTIFY_SOURCE/memmove bug)
4579saved_cflags="$CFLAGS"
4580CFLAGS="-O2 -D_FORTIFY_SOURCE=2"
4581if test "$have_O2" = no; then
4582 CFLAGS=""
4583fi
4584AC_RUN_IFELSE([AC_LANG_SOURCE([[
4585#include <stdio.h>
4586#include <stdlib.h>
4587#include <string.h>
4588void foo(void *p, void *q) { memmove(p, q, 19); }
4589int main() {
4590 char a[32] = "123456789000000000";
4591 foo(&a[9], a);
4592 if (strcmp(a, "123456789123456789000000000") != 0)
4593 return 1;
4594 foo(a, &a[9]);
4595 if (strcmp(a, "123456789000000000") != 0)
4596 return 1;
4597 return 0;
4598}
4599]])],
4600[have_glibc_memmove_bug=no],
4601[have_glibc_memmove_bug=yes],
4602[have_glibc_memmove_bug=undefined])
4603CFLAGS="$saved_cflags"
4604AC_MSG_RESULT($have_glibc_memmove_bug)
4605if test "$have_glibc_memmove_bug" = yes; then
4606 AC_DEFINE(HAVE_GLIBC_MEMMOVE_BUG, 1,
4607 [Define if glibc has incorrect _FORTIFY_SOURCE wrappers
4608 for memmove and bcopy.])
4609fi
4610
4611if test "$have_gcc_asm_for_x87" = yes; then
4612 # Some versions of gcc miscompile inline asm:
4613 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46491
4614 # http://gcc.gnu.org/ml/gcc/2010-11/msg00366.html
4615 case $CC in
4616 *gcc*)
4617 AC_MSG_CHECKING(for gcc ipa-pure-const bug)
4618 saved_cflags="$CFLAGS"
4619 CFLAGS="-O2"
4620 AC_RUN_IFELSE([AC_LANG_SOURCE([[
4621 __attribute__((noinline)) int
4622 foo(int *p) {
4623 int r;
4624 asm ( "movl \$6, (%1)\n\t"
4625 "xorl %0, %0\n\t"
4626 : "=r" (r) : "r" (p) : "memory"
4627 );
4628 return r;
4629 }
4630 int main() {
4631 int p = 8;
4632 if ((foo(&p) ? : p) != 6)
4633 return 1;
4634 return 0;
4635 }
4636 ]])],
4637 [have_ipa_pure_const_bug=no],
4638 [have_ipa_pure_const_bug=yes],
4639 [have_ipa_pure_const_bug=undefined])
4640 CFLAGS="$saved_cflags"
4641 AC_MSG_RESULT($have_ipa_pure_const_bug)
4642 if test "$have_ipa_pure_const_bug" = yes; then
4643 AC_DEFINE(HAVE_IPA_PURE_CONST_BUG, 1,
4644 [Define if gcc has the ipa-pure-const bug.])
4645 fi
4646 ;;
4647 esac
4648fi
4649
Guido van Rossum627b2d71993-12-24 10:39:16 +00004650# generate output files
doko@python.org87421192013-01-26 11:39:31 +01004651AC_CONFIG_FILES(Makefile.pre Modules/Setup.config Misc/python.pc Misc/python-config.sh)
Antoine Pitrou8e6b4072010-09-10 19:44:44 +00004652AC_CONFIG_FILES([Modules/ld_so_aix], [chmod +x Modules/ld_so_aix])
Martin v. Löwis88afe662002-10-26 13:47:44 +00004653AC_OUTPUT
Neil Schemenauer61c51152001-01-26 16:18:16 +00004654
Thomas Wouters49fd7fa2006-04-21 10:40:58 +00004655echo "creating Modules/Setup"
Neil Schemenauer61c51152001-01-26 16:18:16 +00004656if test ! -f Modules/Setup
4657then
4658 cp $srcdir/Modules/Setup.dist Modules/Setup
4659fi
4660
Thomas Wouters49fd7fa2006-04-21 10:40:58 +00004661echo "creating Modules/Setup.local"
Neil Schemenauer61c51152001-01-26 16:18:16 +00004662if test ! -f Modules/Setup.local
4663then
4664 echo "# Edit this file for local setup changes" >Modules/Setup.local
4665fi
4666
4667echo "creating Makefile"
4668$SHELL $srcdir/Modules/makesetup -c $srcdir/Modules/config.c.in \
4669 -s Modules Modules/Setup.config \
Neil Schemenauerf8b71c52001-04-21 17:41:16 +00004670 Modules/Setup.local Modules/Setup
Neil Schemenauer66252162001-02-19 04:47:42 +00004671mv config.c Modules