| dnl *********************************************** |
| dnl * Please run autoreconf to test your changes! * |
| dnl *********************************************** |
| |
| # Set VERSION so we only need to edit in one place (i.e., here) |
| m4_define(PYTHON_VERSION, 3.10) |
| |
| AC_PREREQ([2.69]) |
| |
| AC_INIT([python],[PYTHON_VERSION],[https://bugs.python.org/]) |
| |
| AC_CONFIG_MACRO_DIR(m4) |
| |
| AC_SUBST(BASECPPFLAGS) |
| if test "$srcdir" != . -a "$srcdir" != "$(pwd)"; then |
| # If we're building out-of-tree, we need to make sure the following |
| # resources get picked up before their $srcdir counterparts. |
| # Objects/ -> typeslots.inc |
| # Include/ -> Python-ast.h |
| # Python/ -> importlib.h |
| # (A side effect of this is that these resources will automatically be |
| # regenerated when building out-of-tree, regardless of whether or not |
| # the $srcdir counterpart is up-to-date. This is an acceptable trade |
| # off.) |
| BASECPPFLAGS="-IObjects -IInclude -IPython" |
| else |
| BASECPPFLAGS="" |
| fi |
| |
| AC_SUBST(GITVERSION) |
| AC_SUBST(GITTAG) |
| AC_SUBST(GITBRANCH) |
| |
| if test -e $srcdir/.git |
| then |
| AC_CHECK_PROG(HAS_GIT, git, found, not-found) |
| else |
| HAS_GIT=no-repository |
| fi |
| if test $HAS_GIT = found |
| then |
| GITVERSION="git --git-dir \$(srcdir)/.git rev-parse --short HEAD" |
| GITTAG="git --git-dir \$(srcdir)/.git describe --all --always --dirty" |
| GITBRANCH="git --git-dir \$(srcdir)/.git name-rev --name-only HEAD" |
| else |
| GITVERSION="" |
| GITTAG="" |
| GITBRANCH="" |
| fi |
| |
| AC_CONFIG_SRCDIR([Include/object.h]) |
| AC_CONFIG_HEADER(pyconfig.h) |
| |
| AC_CANONICAL_HOST |
| AC_SUBST(build) |
| AC_SUBST(host) |
| |
| # pybuilddir.txt will be created by --generate-posix-vars in the Makefile |
| rm -f pybuilddir.txt |
| |
| AC_CHECK_PROGS(PYTHON_FOR_REGEN, python$PACKAGE_VERSION python3 python, python3) |
| AC_SUBST(PYTHON_FOR_REGEN) |
| |
| if test "$cross_compiling" = yes; then |
| AC_MSG_CHECKING([for python interpreter for cross build]) |
| if test -z "$PYTHON_FOR_BUILD"; then |
| for interp in python$PACKAGE_VERSION python3 python; do |
| which $interp >/dev/null 2>&1 || continue |
| if $interp -c "import sys;sys.exit(not '.'.join(str(n) for n in sys.version_info@<:@:2@:>@) == '$PACKAGE_VERSION')"; then |
| break |
| fi |
| interp= |
| done |
| if test x$interp = x; then |
| AC_MSG_ERROR([python$PACKAGE_VERSION interpreter not found]) |
| fi |
| AC_MSG_RESULT($interp) |
| PYTHON_FOR_BUILD='_PYTHON_PROJECT_BASE=$(abs_builddir) _PYTHON_HOST_PLATFORM=$(_PYTHON_HOST_PLATFORM) PYTHONPATH=$(shell test -f pybuilddir.txt && echo $(abs_builddir)/`cat pybuilddir.txt`:)$(srcdir)/Lib _PYTHON_SYSCONFIGDATA_NAME=_sysconfigdata_$(ABIFLAGS)_$(MACHDEP)_$(MULTIARCH) '$interp |
| fi |
| elif test "$cross_compiling" = maybe; then |
| AC_MSG_ERROR([Cross compiling required --host=HOST-TUPLE and --build=ARCH]) |
| else |
| PYTHON_FOR_BUILD='./$(BUILDPYTHON) -E' |
| fi |
| AC_SUBST(PYTHON_FOR_BUILD) |
| |
| dnl Ensure that if prefix is specified, it does not end in a slash. If |
| dnl it does, we get path names containing '//' which is both ugly and |
| dnl can cause trouble. |
| |
| dnl Last slash shouldn't be stripped if prefix=/ |
| if test "$prefix" != "/"; then |
| prefix=`echo "$prefix" | sed -e 's/\/$//g'` |
| fi |
| |
| dnl This is for stuff that absolutely must end up in pyconfig.h. |
| dnl Please use pyport.h instead, if possible. |
| AH_TOP([ |
| #ifndef Py_PYCONFIG_H |
| #define Py_PYCONFIG_H |
| ]) |
| AH_BOTTOM([ |
| /* Define the macros needed if on a UnixWare 7.x system. */ |
| #if defined(__USLC__) && defined(__SCO_VERSION__) |
| #define STRICT_SYSV_CURSES /* Don't use ncurses extensions */ |
| #endif |
| |
| #endif /*Py_PYCONFIG_H*/ |
| ]) |
| |
| # We don't use PACKAGE_ variables, and they cause conflicts |
| # with other autoconf-based packages that include Python.h |
| grep -v 'define PACKAGE_' <confdefs.h >confdefs.h.new |
| rm confdefs.h |
| mv confdefs.h.new confdefs.h |
| |
| AC_SUBST(VERSION) |
| VERSION=PYTHON_VERSION |
| |
| # Version number of Python's own shared library file. |
| AC_SUBST(SOVERSION) |
| SOVERSION=1.0 |
| |
| # The later defininition of _XOPEN_SOURCE disables certain features |
| # on Linux, so we need _GNU_SOURCE to re-enable them (makedev, tm_zone). |
| AC_DEFINE(_GNU_SOURCE, 1, [Define on Linux to activate all library features]) |
| |
| # The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables |
| # certain features on NetBSD, so we need _NETBSD_SOURCE to re-enable |
| # them. |
| AC_DEFINE(_NETBSD_SOURCE, 1, [Define on NetBSD to activate all library features]) |
| |
| # The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables |
| # certain features on FreeBSD, so we need __BSD_VISIBLE to re-enable |
| # them. |
| AC_DEFINE(__BSD_VISIBLE, 1, [Define on FreeBSD to activate all library features]) |
| |
| # The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables |
| # certain features on Mac OS X, so we need _DARWIN_C_SOURCE to re-enable |
| # them. |
| AC_DEFINE(_DARWIN_C_SOURCE, 1, [Define on Darwin to activate all library features]) |
| |
| |
| define_xopen_source=yes |
| |
| # Arguments passed to configure. |
| AC_SUBST(CONFIG_ARGS) |
| CONFIG_ARGS="$ac_configure_args" |
| |
| AC_MSG_CHECKING([for --enable-universalsdk]) |
| AC_ARG_ENABLE(universalsdk, |
| AS_HELP_STRING([--enable-universalsdk@<:@=SDKDIR@:>@], |
| [create a universal binary build. |
| SDKDIR specifies which macOS SDK should be used to perform the build, |
| see Mac/README.rst. (default is no)]), |
| [ |
| case $enableval in |
| yes) |
| # Locate the best usable SDK, see Mac/README for more |
| # information |
| enableval="`/usr/bin/xcodebuild -version -sdk macosx Path 2>/dev/null`" |
| if ! ( echo $enableval | grep -E '\.sdk' 1>/dev/null ) |
| then |
| enableval=/Developer/SDKs/MacOSX10.4u.sdk |
| if test ! -d "${enableval}" |
| then |
| enableval=/ |
| fi |
| fi |
| ;; |
| esac |
| case $enableval in |
| no) |
| UNIVERSALSDK= |
| enable_universalsdk= |
| ;; |
| *) |
| UNIVERSALSDK=$enableval |
| if test ! -d "${UNIVERSALSDK}" |
| then |
| AC_MSG_ERROR([--enable-universalsdk specifies non-existing SDK: ${UNIVERSALSDK}]) |
| fi |
| ;; |
| esac |
| |
| ],[ |
| UNIVERSALSDK= |
| enable_universalsdk= |
| ]) |
| if test -n "${UNIVERSALSDK}" |
| then |
| AC_MSG_RESULT(${UNIVERSALSDK}) |
| else |
| AC_MSG_RESULT(no) |
| fi |
| AC_SUBST(UNIVERSALSDK) |
| |
| AC_SUBST(ARCH_RUN_32BIT) |
| ARCH_RUN_32BIT="" |
| |
| # For backward compatibility reasons we prefer to select '32-bit' if available, |
| # otherwise use 'intel' |
| UNIVERSAL_ARCHS="32-bit" |
| if test "`uname -s`" = "Darwin" |
| then |
| if test -n "${UNIVERSALSDK}" |
| then |
| if test -z "`/usr/bin/file -L "${UNIVERSALSDK}/usr/lib/libSystem.dylib" | grep ppc`" |
| then |
| UNIVERSAL_ARCHS="intel" |
| fi |
| fi |
| fi |
| |
| AC_SUBST(LIPO_32BIT_FLAGS) |
| AC_MSG_CHECKING(for --with-universal-archs) |
| AC_ARG_WITH(universal-archs, |
| AS_HELP_STRING([--with-universal-archs=ARCH], |
| [specify the kind of universal binary that should be created. this option is |
| only valid when --enable-universalsdk is set; options are: |
| ("universal2", "32-bit", "64-bit", "3-way", "intel", "intel-32", "intel-64", or "all") |
| see Mac/README.rst]), |
| [ |
| UNIVERSAL_ARCHS="$withval" |
| ], |
| []) |
| if test -n "${UNIVERSALSDK}" |
| then |
| AC_MSG_RESULT(${UNIVERSAL_ARCHS}) |
| else |
| AC_MSG_RESULT(no) |
| fi |
| |
| AC_ARG_WITH(framework-name, |
| AS_HELP_STRING([--with-framework-name=FRAMEWORK], |
| [specify the name for the python framework on macOS |
| only valid when --enable-framework is set. see Mac/README.rst |
| (default is 'Python')]), |
| [ |
| PYTHONFRAMEWORK=${withval} |
| PYTHONFRAMEWORKDIR=${withval}.framework |
| PYTHONFRAMEWORKIDENTIFIER=org.python.`echo $withval | tr '[A-Z]' '[a-z]'` |
| ],[ |
| PYTHONFRAMEWORK=Python |
| PYTHONFRAMEWORKDIR=Python.framework |
| PYTHONFRAMEWORKIDENTIFIER=org.python.python |
| ]) |
| dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output |
| AC_ARG_ENABLE(framework, |
| AS_HELP_STRING([--enable-framework@<:@=INSTALLDIR@:>@], |
| [create a Python.framework rather than a traditional Unix install. |
| optional INSTALLDIR specifies the installation path. see Mac/README.rst |
| (default is no)]), |
| [ |
| case $enableval in |
| yes) |
| enableval=/Library/Frameworks |
| esac |
| case $enableval in |
| no) |
| PYTHONFRAMEWORK= |
| PYTHONFRAMEWORKDIR=no-framework |
| PYTHONFRAMEWORKPREFIX= |
| PYTHONFRAMEWORKINSTALLDIR= |
| FRAMEWORKINSTALLFIRST= |
| FRAMEWORKINSTALLLAST= |
| FRAMEWORKALTINSTALLFIRST= |
| FRAMEWORKALTINSTALLLAST= |
| FRAMEWORKPYTHONW= |
| if test "x${prefix}" = "xNONE"; then |
| FRAMEWORKUNIXTOOLSPREFIX="${ac_default_prefix}" |
| else |
| FRAMEWORKUNIXTOOLSPREFIX="${prefix}" |
| fi |
| enable_framework= |
| ;; |
| *) |
| PYTHONFRAMEWORKPREFIX="${enableval}" |
| PYTHONFRAMEWORKINSTALLDIR=$PYTHONFRAMEWORKPREFIX/$PYTHONFRAMEWORKDIR |
| FRAMEWORKINSTALLFIRST="frameworkinstallstructure" |
| FRAMEWORKALTINSTALLFIRST="frameworkinstallstructure " |
| FRAMEWORKINSTALLLAST="frameworkinstallmaclib frameworkinstallapps frameworkinstallunixtools" |
| FRAMEWORKALTINSTALLLAST="frameworkinstallmaclib frameworkinstallapps frameworkaltinstallunixtools" |
| FRAMEWORKPYTHONW="frameworkpythonw" |
| FRAMEWORKINSTALLAPPSPREFIX="/Applications" |
| |
| if test "x${prefix}" = "xNONE" ; then |
| FRAMEWORKUNIXTOOLSPREFIX="${ac_default_prefix}" |
| |
| else |
| FRAMEWORKUNIXTOOLSPREFIX="${prefix}" |
| fi |
| |
| case "${enableval}" in |
| /System*) |
| FRAMEWORKINSTALLAPPSPREFIX="/Applications" |
| if test "${prefix}" = "NONE" ; then |
| # See below |
| FRAMEWORKUNIXTOOLSPREFIX="/usr" |
| fi |
| ;; |
| |
| /Library*) |
| FRAMEWORKINSTALLAPPSPREFIX="/Applications" |
| ;; |
| |
| */Library/Frameworks) |
| MDIR="`dirname "${enableval}"`" |
| MDIR="`dirname "${MDIR}"`" |
| FRAMEWORKINSTALLAPPSPREFIX="${MDIR}/Applications" |
| |
| if test "${prefix}" = "NONE"; then |
| # User hasn't specified the |
| # --prefix option, but wants to install |
| # the framework in a non-default location, |
| # ensure that the compatibility links get |
| # installed relative to that prefix as well |
| # instead of in /usr/local. |
| FRAMEWORKUNIXTOOLSPREFIX="${MDIR}" |
| fi |
| ;; |
| |
| *) |
| FRAMEWORKINSTALLAPPSPREFIX="/Applications" |
| ;; |
| esac |
| |
| prefix=$PYTHONFRAMEWORKINSTALLDIR/Versions/$VERSION |
| |
| # Add files for Mac specific code to the list of output |
| # files: |
| AC_CONFIG_FILES(Mac/Makefile) |
| AC_CONFIG_FILES(Mac/PythonLauncher/Makefile) |
| AC_CONFIG_FILES(Mac/Resources/framework/Info.plist) |
| AC_CONFIG_FILES(Mac/Resources/app/Info.plist) |
| esac |
| ],[ |
| PYTHONFRAMEWORK= |
| PYTHONFRAMEWORKDIR=no-framework |
| PYTHONFRAMEWORKPREFIX= |
| PYTHONFRAMEWORKINSTALLDIR= |
| FRAMEWORKINSTALLFIRST= |
| FRAMEWORKINSTALLLAST= |
| FRAMEWORKALTINSTALLFIRST= |
| FRAMEWORKALTINSTALLLAST= |
| FRAMEWORKPYTHONW= |
| if test "x${prefix}" = "xNONE" ; then |
| FRAMEWORKUNIXTOOLSPREFIX="${ac_default_prefix}" |
| else |
| FRAMEWORKUNIXTOOLSPREFIX="${prefix}" |
| fi |
| enable_framework= |
| |
| ]) |
| AC_SUBST(PYTHONFRAMEWORK) |
| AC_SUBST(PYTHONFRAMEWORKIDENTIFIER) |
| AC_SUBST(PYTHONFRAMEWORKDIR) |
| AC_SUBST(PYTHONFRAMEWORKPREFIX) |
| AC_SUBST(PYTHONFRAMEWORKINSTALLDIR) |
| AC_SUBST(FRAMEWORKINSTALLFIRST) |
| AC_SUBST(FRAMEWORKINSTALLLAST) |
| AC_SUBST(FRAMEWORKALTINSTALLFIRST) |
| AC_SUBST(FRAMEWORKALTINSTALLLAST) |
| AC_SUBST(FRAMEWORKPYTHONW) |
| AC_SUBST(FRAMEWORKUNIXTOOLSPREFIX) |
| AC_SUBST(FRAMEWORKINSTALLAPPSPREFIX) |
| |
| AC_DEFINE_UNQUOTED(_PYTHONFRAMEWORK, "${PYTHONFRAMEWORK}", [framework name]) |
| |
| ##AC_ARG_WITH(dyld, |
| ## AS_HELP_STRING([--with-dyld], |
| ## [use (OpenStep|Rhapsody) dynamic linker])) |
| ## |
| # Set name for machine-dependent library files |
| AC_ARG_VAR([MACHDEP], [name for machine-dependent library files]) |
| AC_MSG_CHECKING(MACHDEP) |
| if test -z "$MACHDEP" |
| then |
| # avoid using uname for cross builds |
| if test "$cross_compiling" = yes; then |
| # ac_sys_system and ac_sys_release are used for setting |
| # a lot of different things including 'define_xopen_source' |
| # in the case statement below. |
| case "$host" in |
| *-*-linux-android*) |
| ac_sys_system=Linux-android |
| ;; |
| *-*-linux*) |
| ac_sys_system=Linux |
| ;; |
| *-*-cygwin*) |
| ac_sys_system=Cygwin |
| ;; |
| *-*-vxworks*) |
| ac_sys_system=VxWorks |
| ;; |
| *) |
| # for now, limit cross builds to known configurations |
| MACHDEP="unknown" |
| AC_MSG_ERROR([cross build not supported for $host]) |
| esac |
| ac_sys_release= |
| else |
| ac_sys_system=`uname -s` |
| if test "$ac_sys_system" = "AIX" \ |
| -o "$ac_sys_system" = "UnixWare" -o "$ac_sys_system" = "OpenUNIX"; then |
| ac_sys_release=`uname -v` |
| else |
| ac_sys_release=`uname -r` |
| fi |
| fi |
| ac_md_system=`echo $ac_sys_system | |
| tr -d '[/ ]' | tr '[[A-Z]]' '[[a-z]]'` |
| ac_md_release=`echo $ac_sys_release | |
| tr -d '[/ ]' | sed 's/^[[A-Z]]\.//' | sed 's/\..*//'` |
| MACHDEP="$ac_md_system$ac_md_release" |
| |
| case $MACHDEP in |
| aix*) MACHDEP="aix";; |
| linux*) MACHDEP="linux";; |
| cygwin*) MACHDEP="cygwin";; |
| darwin*) MACHDEP="darwin";; |
| '') MACHDEP="unknown";; |
| esac |
| fi |
| AC_MSG_RESULT("$MACHDEP") |
| |
| AC_SUBST(_PYTHON_HOST_PLATFORM) |
| if test "$cross_compiling" = yes; then |
| case "$host" in |
| *-*-linux*) |
| case "$host_cpu" in |
| arm*) |
| _host_cpu=arm |
| ;; |
| *) |
| _host_cpu=$host_cpu |
| esac |
| ;; |
| *-*-cygwin*) |
| _host_cpu= |
| ;; |
| *-*-vxworks*) |
| _host_cpu=$host_cpu |
| ;; |
| *) |
| # for now, limit cross builds to known configurations |
| MACHDEP="unknown" |
| AC_MSG_ERROR([cross build not supported for $host]) |
| esac |
| _PYTHON_HOST_PLATFORM="$MACHDEP${_host_cpu:+-$_host_cpu}" |
| fi |
| |
| # Some systems cannot stand _XOPEN_SOURCE being defined at all; they |
| # disable features if it is defined, without any means to access these |
| # features as extensions. For these systems, we skip the definition of |
| # _XOPEN_SOURCE. Before adding a system to the list to gain access to |
| # some feature, make sure there is no alternative way to access this |
| # feature. Also, when using wildcards, make sure you have verified the |
| # need for not defining _XOPEN_SOURCE on all systems matching the |
| # wildcard, and that the wildcard does not include future systems |
| # (which may remove their limitations). |
| dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output |
| case $ac_sys_system/$ac_sys_release in |
| # On OpenBSD, select(2) is not available if _XOPEN_SOURCE is defined, |
| # even though select is a POSIX function. Reported by J. Ribbens. |
| # Reconfirmed for OpenBSD 3.3 by Zachary Hamm, for 3.4 by Jason Ish. |
| # In addition, Stefan Krah confirms that issue #1244610 exists through |
| # OpenBSD 4.6, but is fixed in 4.7. |
| OpenBSD/2.* | OpenBSD/3.* | OpenBSD/4.@<:@0123456@:>@) |
| define_xopen_source=no |
| # OpenBSD undoes our definition of __BSD_VISIBLE if _XOPEN_SOURCE is |
| # also defined. This can be overridden by defining _BSD_SOURCE |
| # As this has a different meaning on Linux, only define it on OpenBSD |
| AC_DEFINE(_BSD_SOURCE, 1, [Define on OpenBSD to activate all library features]) |
| ;; |
| OpenBSD/*) |
| # OpenBSD undoes our definition of __BSD_VISIBLE if _XOPEN_SOURCE is |
| # also defined. This can be overridden by defining _BSD_SOURCE |
| # As this has a different meaning on Linux, only define it on OpenBSD |
| AC_DEFINE(_BSD_SOURCE, 1, [Define on OpenBSD to activate all library features]) |
| ;; |
| # Defining _XOPEN_SOURCE on NetBSD version prior to the introduction of |
| # _NETBSD_SOURCE disables certain features (eg. setgroups). Reported by |
| # Marc Recht |
| NetBSD/1.5 | NetBSD/1.5.* | NetBSD/1.6 | NetBSD/1.6.* | NetBSD/1.6@<:@A-S@:>@) |
| define_xopen_source=no;; |
| # From the perspective of Solaris, _XOPEN_SOURCE is not so much a |
| # request to enable features supported by the standard as a request |
| # to disable features not supported by the standard. The best way |
| # for Python to use Solaris is simply to leave _XOPEN_SOURCE out |
| # entirely and define __EXTENSIONS__ instead. |
| SunOS/*) |
| define_xopen_source=no;; |
| # On UnixWare 7, u_long is never defined with _XOPEN_SOURCE, |
| # but used in /usr/include/netinet/tcp.h. Reported by Tim Rice. |
| # Reconfirmed for 7.1.4 by Martin v. Loewis. |
| OpenUNIX/8.0.0| UnixWare/7.1.@<:@0-4@:>@) |
| define_xopen_source=no;; |
| # On OpenServer 5, u_short is never defined with _XOPEN_SOURCE, |
| # but used in struct sockaddr.sa_family. Reported by Tim Rice. |
| SCO_SV/3.2) |
| define_xopen_source=no;; |
| # On MacOS X 10.2, a bug in ncurses.h means that it craps out if |
| # _XOPEN_EXTENDED_SOURCE is defined. Apparently, this is fixed in 10.3, which |
| # identifies itself as Darwin/7.* |
| # On Mac OS X 10.4, defining _POSIX_C_SOURCE or _XOPEN_SOURCE |
| # disables platform specific features beyond repair. |
| # On Mac OS X 10.3, defining _POSIX_C_SOURCE or _XOPEN_SOURCE |
| # has no effect, don't bother defining them |
| Darwin/@<:@6789@:>@.*) |
| define_xopen_source=no;; |
| Darwin/@<:@[12]@:>@@<:@0-9@:>@.*) |
| define_xopen_source=no;; |
| # On QNX 6.3.2, defining _XOPEN_SOURCE prevents netdb.h from |
| # defining NI_NUMERICHOST. |
| QNX/6.3.2) |
| define_xopen_source=no |
| ;; |
| # On VxWorks, defining _XOPEN_SOURCE causes compile failures |
| # in network headers still using system V types. |
| VxWorks/*) |
| define_xopen_source=no |
| ;; |
| |
| # On HP-UX, defining _XOPEN_SOURCE to 600 or greater hides |
| # chroot() and other functions |
| hp*|HP*) |
| define_xopen_source=no |
| ;; |
| |
| esac |
| |
| if test $define_xopen_source = yes |
| then |
| # X/Open 7, incorporating POSIX.1-2008 |
| AC_DEFINE(_XOPEN_SOURCE, 700, |
| Define to the level of X/Open that your system supports) |
| |
| # On Tru64 Unix 4.0F, defining _XOPEN_SOURCE also requires |
| # definition of _XOPEN_SOURCE_EXTENDED and _POSIX_C_SOURCE, or else |
| # several APIs are not declared. Since this is also needed in some |
| # cases for HP-UX, we define it globally. |
| AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, |
| Define to activate Unix95-and-earlier features) |
| |
| AC_DEFINE(_POSIX_C_SOURCE, 200809L, Define to activate features from IEEE Stds 1003.1-2008) |
| fi |
| |
| # On HP-UX mbstate_t requires _INCLUDE__STDC_A1_SOURCE |
| case $ac_sys_system in |
| hp*|HP*) |
| define_stdc_a1=yes;; |
| *) |
| define_stdc_a1=no;; |
| esac |
| |
| if test $define_stdc_a1 = yes |
| then |
| AC_DEFINE(_INCLUDE__STDC_A1_SOURCE, 1, Define to include mbstate_t for mbrtowc) |
| fi |
| |
| # Record the configure-time value of MACOSX_DEPLOYMENT_TARGET, |
| # it may influence the way we can build extensions, so distutils |
| # needs to check it |
| AC_SUBST(CONFIGURE_MACOSX_DEPLOYMENT_TARGET) |
| AC_SUBST(EXPORT_MACOSX_DEPLOYMENT_TARGET) |
| CONFIGURE_MACOSX_DEPLOYMENT_TARGET= |
| EXPORT_MACOSX_DEPLOYMENT_TARGET='#' |
| |
| # checks for alternative programs |
| |
| # compiler flags are generated in two sets, BASECFLAGS and OPT. OPT is just |
| # for debug/optimization stuff. BASECFLAGS is for flags that are required |
| # just to get things to compile and link. Users are free to override OPT |
| # when running configure or make. The build should not break if they do. |
| # BASECFLAGS should generally not be messed with, however. |
| |
| # If the user switches compilers, we can't believe the cache |
| if test ! -z "$ac_cv_prog_CC" -a ! -z "$CC" -a "$CC" != "$ac_cv_prog_CC" |
| then |
| AC_MSG_ERROR([cached CC is different -- throw away $cache_file |
| (it is also a good idea to do 'make clean' before compiling)]) |
| fi |
| |
| # Don't let AC_PROG_CC set the default CFLAGS. It normally sets -g -O2 |
| # when the compiler supports them, but we don't always want -O2, and |
| # we set -g later. |
| if test -z "$CFLAGS"; then |
| CFLAGS= |
| fi |
| |
| if test "$ac_sys_system" = "Darwin" |
| then |
| # Compiler selection on MacOSX is more complicated than |
| # AC_PROG_CC can handle, see Mac/README for more |
| # information |
| if test -z "${CC}" |
| then |
| found_gcc= |
| found_clang= |
| as_save_IFS=$IFS; IFS=: |
| for as_dir in $PATH |
| do |
| IFS=$as_save_IFS |
| if test -x "${as_dir}/gcc"; then |
| if test -z "${found_gcc}"; then |
| found_gcc="${as_dir}/gcc" |
| fi |
| fi |
| if test -x "${as_dir}/clang"; then |
| if test -z "${found_clang}"; then |
| found_clang="${as_dir}/clang" |
| fi |
| fi |
| done |
| IFS=$as_save_IFS |
| |
| if test -n "$found_gcc" -a -n "$found_clang" |
| then |
| if test -n "`"$found_gcc" --version | grep llvm-gcc`" |
| then |
| AC_MSG_NOTICE([Detected llvm-gcc, falling back to clang]) |
| CC="$found_clang" |
| CXX="$found_clang++" |
| fi |
| |
| |
| elif test -z "$found_gcc" -a -n "$found_clang" |
| then |
| AC_MSG_NOTICE([No GCC found, use CLANG]) |
| CC="$found_clang" |
| CXX="$found_clang++" |
| |
| elif test -z "$found_gcc" -a -z "$found_clang" |
| then |
| found_clang=`/usr/bin/xcrun -find clang 2>/dev/null` |
| if test -n "${found_clang}" |
| then |
| AC_MSG_NOTICE([Using clang from Xcode.app]) |
| CC="${found_clang}" |
| CXX="`/usr/bin/xcrun -find clang++`" |
| |
| # else: use default behaviour |
| fi |
| fi |
| fi |
| fi |
| AC_PROG_CC |
| AC_PROG_CPP |
| AC_PROG_GREP |
| AC_PROG_SED |
| |
| AC_SUBST(CXX) |
| AC_SUBST(MAINCC) |
| AC_MSG_CHECKING(for --with-cxx-main=<compiler>) |
| AC_ARG_WITH(cxx_main, |
| AS_HELP_STRING([--with-cxx-main@<:@=COMPILER@:>@], |
| [compile main() and link Python executable with C++ compiler specified in COMPILER (default is $CXX)]), |
| [ |
| |
| case $withval in |
| no) with_cxx_main=no |
| MAINCC='$(CC)';; |
| yes) with_cxx_main=yes |
| MAINCC='$(CXX)';; |
| *) with_cxx_main=yes |
| MAINCC=$withval |
| if test -z "$CXX" |
| then |
| CXX=$withval |
| fi;; |
| esac], [ |
| with_cxx_main=no |
| MAINCC='$(CC)' |
| ]) |
| AC_MSG_RESULT($with_cxx_main) |
| |
| preset_cxx="$CXX" |
| if test -z "$CXX" |
| then |
| case "$CC" in |
| gcc) AC_PATH_TOOL(CXX, [g++], [g++], [notfound]) ;; |
| cc) AC_PATH_TOOL(CXX, [c++], [c++], [notfound]) ;; |
| clang|*/clang) AC_PATH_TOOL(CXX, [clang++], [clang++], [notfound]) ;; |
| icc|*/icc) AC_PATH_TOOL(CXX, [icpc], [icpc], [notfound]) ;; |
| esac |
| if test "$CXX" = "notfound" |
| then |
| CXX="" |
| fi |
| fi |
| if test -z "$CXX" |
| then |
| AC_CHECK_TOOLS(CXX, $CCC c++ g++ gcc CC cxx cc++ cl, notfound) |
| if test "$CXX" = "notfound" |
| then |
| CXX="" |
| fi |
| fi |
| if test "$preset_cxx" != "$CXX" |
| then |
| AC_MSG_NOTICE([ |
| |
| By default, distutils will build C++ extension modules with "$CXX". |
| If this is not intended, then set CXX on the configure command line. |
| ]) |
| fi |
| |
| |
| MULTIARCH=$($CC --print-multiarch 2>/dev/null) |
| AC_SUBST(MULTIARCH) |
| |
| AC_MSG_CHECKING([for the platform triplet based on compiler characteristics]) |
| cat >> conftest.c <<EOF |
| #undef bfin |
| #undef cris |
| #undef fr30 |
| #undef linux |
| #undef hppa |
| #undef hpux |
| #undef i386 |
| #undef mips |
| #undef powerpc |
| #undef sparc |
| #undef unix |
| #if defined(__ANDROID__) |
| # Android is not a multiarch system. |
| #elif defined(__linux__) |
| # if defined(__x86_64__) && defined(__LP64__) |
| x86_64-linux-gnu |
| # elif defined(__x86_64__) && defined(__ILP32__) |
| x86_64-linux-gnux32 |
| # elif defined(__i386__) |
| i386-linux-gnu |
| # elif defined(__aarch64__) && defined(__AARCH64EL__) |
| # if defined(__ILP32__) |
| aarch64_ilp32-linux-gnu |
| # else |
| aarch64-linux-gnu |
| # endif |
| # elif defined(__aarch64__) && defined(__AARCH64EB__) |
| # if defined(__ILP32__) |
| aarch64_be_ilp32-linux-gnu |
| # else |
| aarch64_be-linux-gnu |
| # endif |
| # elif defined(__alpha__) |
| alpha-linux-gnu |
| # elif defined(__ARM_EABI__) && defined(__ARM_PCS_VFP) |
| # if defined(__ARMEL__) |
| arm-linux-gnueabihf |
| # else |
| armeb-linux-gnueabihf |
| # endif |
| # elif defined(__ARM_EABI__) && !defined(__ARM_PCS_VFP) |
| # if defined(__ARMEL__) |
| arm-linux-gnueabi |
| # else |
| armeb-linux-gnueabi |
| # endif |
| # elif defined(__hppa__) |
| hppa-linux-gnu |
| # elif defined(__ia64__) |
| ia64-linux-gnu |
| # elif defined(__m68k__) && !defined(__mcoldfire__) |
| m68k-linux-gnu |
| # elif defined(__mips_hard_float) && defined(__mips_isa_rev) && (__mips_isa_rev >=6) && defined(_MIPSEL) |
| # if _MIPS_SIM == _ABIO32 |
| mipsisa32r6el-linux-gnu |
| # elif _MIPS_SIM == _ABIN32 |
| mipsisa64r6el-linux-gnuabin32 |
| # elif _MIPS_SIM == _ABI64 |
| mipsisa64r6el-linux-gnuabi64 |
| # else |
| # error unknown platform triplet |
| # endif |
| # elif defined(__mips_hard_float) && defined(__mips_isa_rev) && (__mips_isa_rev >=6) |
| # if _MIPS_SIM == _ABIO32 |
| mipsisa32r6-linux-gnu |
| # elif _MIPS_SIM == _ABIN32 |
| mipsisa64r6-linux-gnuabin32 |
| # elif _MIPS_SIM == _ABI64 |
| mipsisa64r6-linux-gnuabi64 |
| # else |
| # error unknown platform triplet |
| # endif |
| # elif defined(__mips_hard_float) && defined(_MIPSEL) |
| # if _MIPS_SIM == _ABIO32 |
| mipsel-linux-gnu |
| # elif _MIPS_SIM == _ABIN32 |
| mips64el-linux-gnuabin32 |
| # elif _MIPS_SIM == _ABI64 |
| mips64el-linux-gnuabi64 |
| # else |
| # error unknown platform triplet |
| # endif |
| # elif defined(__mips_hard_float) |
| # if _MIPS_SIM == _ABIO32 |
| mips-linux-gnu |
| # elif _MIPS_SIM == _ABIN32 |
| mips64-linux-gnuabin32 |
| # elif _MIPS_SIM == _ABI64 |
| mips64-linux-gnuabi64 |
| # else |
| # error unknown platform triplet |
| # endif |
| # elif defined(__or1k__) |
| or1k-linux-gnu |
| # elif defined(__powerpc__) && defined(__SPE__) |
| powerpc-linux-gnuspe |
| # elif defined(__powerpc64__) |
| # if defined(__LITTLE_ENDIAN__) |
| powerpc64le-linux-gnu |
| # else |
| powerpc64-linux-gnu |
| # endif |
| # elif defined(__powerpc__) |
| powerpc-linux-gnu |
| # elif defined(__s390x__) |
| s390x-linux-gnu |
| # elif defined(__s390__) |
| s390-linux-gnu |
| # elif defined(__sh__) && defined(__LITTLE_ENDIAN__) |
| sh4-linux-gnu |
| # elif defined(__sparc__) && defined(__arch64__) |
| sparc64-linux-gnu |
| # elif defined(__sparc__) |
| sparc-linux-gnu |
| # elif defined(__riscv) |
| # if __riscv_xlen == 32 |
| riscv32-linux-gnu |
| # elif __riscv_xlen == 64 |
| riscv64-linux-gnu |
| # else |
| # error unknown platform triplet |
| # endif |
| # else |
| # error unknown platform triplet |
| # endif |
| #elif defined(__FreeBSD_kernel__) |
| # if defined(__LP64__) |
| x86_64-kfreebsd-gnu |
| # elif defined(__i386__) |
| i386-kfreebsd-gnu |
| # else |
| # error unknown platform triplet |
| # endif |
| #elif defined(__gnu_hurd__) |
| i386-gnu |
| #elif defined(__APPLE__) |
| darwin |
| #elif defined(__VXWORKS__) |
| vxworks |
| #else |
| # error unknown platform triplet |
| #endif |
| |
| EOF |
| |
| if $CPP $CPPFLAGS conftest.c >conftest.out 2>/dev/null; then |
| PLATFORM_TRIPLET=`grep -v '^#' conftest.out | grep -v '^ *$' | tr -d ' '` |
| AC_MSG_RESULT([$PLATFORM_TRIPLET]) |
| else |
| AC_MSG_RESULT([none]) |
| fi |
| rm -f conftest.c conftest.out |
| |
| if test x$PLATFORM_TRIPLET != x && test x$MULTIARCH != x; then |
| if test x$PLATFORM_TRIPLET != x$MULTIARCH; then |
| AC_MSG_ERROR([internal configure error for the platform triplet, please file a bug report]) |
| fi |
| elif test x$PLATFORM_TRIPLET != x && test x$MULTIARCH = x; then |
| MULTIARCH=$PLATFORM_TRIPLET |
| fi |
| AC_SUBST(PLATFORM_TRIPLET) |
| if test x$MULTIARCH != x; then |
| MULTIARCH_CPPFLAGS="-DMULTIARCH=\\\"$MULTIARCH\\\"" |
| fi |
| AC_SUBST(MULTIARCH_CPPFLAGS) |
| |
| AC_MSG_CHECKING([for -Wl,--no-as-needed]) |
| save_LDFLAGS="$LDFLAGS" |
| LDFLAGS="$LDFLAGS -Wl,--no-as-needed" |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[]])], |
| [NO_AS_NEEDED="-Wl,--no-as-needed" |
| AC_MSG_RESULT([yes])], |
| [NO_AS_NEEDED="" |
| AC_MSG_RESULT([no])]) |
| LDFLAGS="$save_LDFLAGS" |
| AC_SUBST(NO_AS_NEEDED) |
| |
| |
| # checks for UNIX variants that set C preprocessor variables |
| AC_USE_SYSTEM_EXTENSIONS |
| |
| AC_MSG_CHECKING([for the Android API level]) |
| cat >> conftest.c <<EOF |
| #ifdef __ANDROID__ |
| android_api = __ANDROID_API__ |
| arm_arch = __ARM_ARCH |
| #else |
| #error not Android |
| #endif |
| EOF |
| |
| if $CPP $CPPFLAGS conftest.c >conftest.out 2>/dev/null; then |
| ANDROID_API_LEVEL=`sed -n -e '/__ANDROID_API__/d' -e 's/^android_api = //p' conftest.out` |
| _arm_arch=`sed -n -e '/__ARM_ARCH/d' -e 's/^arm_arch = //p' conftest.out` |
| AC_MSG_RESULT([$ANDROID_API_LEVEL]) |
| if test -z "$ANDROID_API_LEVEL"; then |
| echo 'Fatal: you must define __ANDROID_API__' |
| exit 1 |
| fi |
| AC_DEFINE_UNQUOTED(ANDROID_API_LEVEL, $ANDROID_API_LEVEL, [The Android API level.]) |
| |
| AC_MSG_CHECKING([for the Android arm ABI]) |
| AC_MSG_RESULT([$_arm_arch]) |
| if test "$_arm_arch" = 7; then |
| BASECFLAGS="${BASECFLAGS} -mfloat-abi=softfp -mfpu=vfpv3-d16" |
| LDFLAGS="${LDFLAGS} -march=armv7-a -Wl,--fix-cortex-a8" |
| fi |
| else |
| AC_MSG_RESULT([not Android]) |
| fi |
| rm -f conftest.c conftest.out |
| |
| # Check for unsupported systems |
| case $ac_sys_system/$ac_sys_release in |
| atheos*|Linux*/1*) |
| echo This system \($ac_sys_system/$ac_sys_release\) is no longer supported. |
| echo See README for details. |
| exit 1;; |
| esac |
| |
| AC_EXEEXT |
| AC_MSG_CHECKING(for --with-suffix) |
| AC_ARG_WITH(suffix, |
| AS_HELP_STRING([--with-suffix=SUFFIX], [set executable suffix to SUFFIX (default is '.exe')]), |
| [ |
| case $withval in |
| no) EXEEXT=;; |
| yes) EXEEXT=.exe;; |
| *) EXEEXT=$withval;; |
| esac]) |
| AC_MSG_RESULT($EXEEXT) |
| |
| # Test whether we're running on a non-case-sensitive system, in which |
| # case we give a warning if no ext is given |
| AC_SUBST(BUILDEXEEXT) |
| AC_MSG_CHECKING(for case-insensitive build directory) |
| if test ! -d CaseSensitiveTestDir; then |
| mkdir CaseSensitiveTestDir |
| fi |
| |
| if test -d casesensitivetestdir |
| then |
| AC_MSG_RESULT(yes) |
| BUILDEXEEXT=.exe |
| else |
| AC_MSG_RESULT(no) |
| BUILDEXEEXT=$EXEEXT |
| fi |
| rmdir CaseSensitiveTestDir |
| |
| case $ac_sys_system in |
| hp*|HP*) |
| case $CC in |
| cc|*/cc) CC="$CC -Ae";; |
| esac;; |
| esac |
| |
| AC_SUBST(LIBRARY) |
| AC_MSG_CHECKING(LIBRARY) |
| if test -z "$LIBRARY" |
| then |
| LIBRARY='libpython$(VERSION)$(ABIFLAGS).a' |
| fi |
| AC_MSG_RESULT($LIBRARY) |
| |
| # LDLIBRARY is the name of the library to link against (as opposed to the |
| # name of the library into which to insert object files). BLDLIBRARY is also |
| # the library to link against, usually. On Mac OS X frameworks, BLDLIBRARY |
| # is blank as the main program is not linked directly against LDLIBRARY. |
| # LDLIBRARYDIR is the path to LDLIBRARY, which is made in a subdirectory. On |
| # systems without shared libraries, LDLIBRARY is the same as LIBRARY |
| # (defined in the Makefiles). On Cygwin LDLIBRARY is the import library, |
| # DLLLIBRARY is the shared (i.e., DLL) library. |
| # |
| # RUNSHARED is used to run shared python without installed libraries |
| # |
| # INSTSONAME is the name of the shared library that will be use to install |
| # on the system - some systems like version suffix, others don't |
| # |
| # LDVERSION is the shared library version number, normally the Python version |
| # with the ABI build flags appended. |
| AC_SUBST(LDLIBRARY) |
| AC_SUBST(DLLLIBRARY) |
| AC_SUBST(BLDLIBRARY) |
| AC_SUBST(PY3LIBRARY) |
| AC_SUBST(LDLIBRARYDIR) |
| AC_SUBST(INSTSONAME) |
| AC_SUBST(RUNSHARED) |
| AC_SUBST(LDVERSION) |
| LDLIBRARY="$LIBRARY" |
| BLDLIBRARY='$(LDLIBRARY)' |
| INSTSONAME='$(LDLIBRARY)' |
| DLLLIBRARY='' |
| LDLIBRARYDIR='' |
| RUNSHARED='' |
| LDVERSION="$VERSION" |
| |
| # LINKCC is the command that links the python executable -- default is $(CC). |
| # If CXX is set, and if it is needed to link a main function that was |
| # compiled with CXX, LINKCC is CXX instead. Always using CXX is undesirable: |
| # python might then depend on the C++ runtime |
| AC_SUBST(LINKCC) |
| AC_MSG_CHECKING(LINKCC) |
| if test -z "$LINKCC" |
| then |
| LINKCC='$(PURIFY) $(MAINCC)' |
| case $ac_sys_system in |
| QNX*) |
| # qcc must be used because the other compilers do not |
| # support -N. |
| LINKCC=qcc;; |
| esac |
| fi |
| AC_MSG_RESULT($LINKCC) |
| |
| # EXPORTSYMS holds the list of exported symbols for AIX. |
| # EXPORTSFROM holds the module name exporting symbols on AIX. |
| EXPORTSYMS= |
| EXPORTSFROM= |
| AC_SUBST(EXPORTSYMS) |
| AC_SUBST(EXPORTSFROM) |
| AC_MSG_CHECKING(EXPORTSYMS) |
| case $ac_sys_system in |
| AIX*) |
| EXPORTSYMS="Modules/python.exp" |
| EXPORTSFROM=. # the main executable |
| ;; |
| esac |
| AC_MSG_RESULT($EXPORTSYMS) |
| |
| # GNULD is set to "yes" if the GNU linker is used. If this goes wrong |
| # make sure we default having it set to "no": this is used by |
| # distutils.unixccompiler to know if it should add --enable-new-dtags |
| # to linker command lines, and failing to detect GNU ld simply results |
| # in the same bahaviour as before. |
| AC_SUBST(GNULD) |
| AC_MSG_CHECKING(for GNU ld) |
| ac_prog=ld |
| if test "$GCC" = yes; then |
| ac_prog=`$CC -print-prog-name=ld` |
| fi |
| case `"$ac_prog" -V 2>&1 < /dev/null` in |
| *GNU*) |
| GNULD=yes;; |
| *) |
| GNULD=no;; |
| esac |
| AC_MSG_RESULT($GNULD) |
| |
| AC_MSG_CHECKING(for --enable-shared) |
| AC_ARG_ENABLE(shared, |
| AS_HELP_STRING([--enable-shared], [enable building a shared Python library (default is no)])) |
| |
| if test -z "$enable_shared" |
| then |
| case $ac_sys_system in |
| CYGWIN*) |
| enable_shared="yes";; |
| *) |
| enable_shared="no";; |
| esac |
| fi |
| AC_MSG_RESULT($enable_shared) |
| |
| AC_MSG_CHECKING(for --enable-profiling) |
| AC_ARG_ENABLE(profiling, |
| AS_HELP_STRING([--enable-profiling], [enable C-level code profiling with gprof (default is no)])) |
| if test "x$enable_profiling" = xyes; then |
| ac_save_cc="$CC" |
| CC="$CC -pg" |
| AC_LINK_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])], |
| [], |
| [enable_profiling=no]) |
| CC="$ac_save_cc" |
| else |
| enable_profiling=no |
| fi |
| AC_MSG_RESULT($enable_profiling) |
| |
| if test "x$enable_profiling" = xyes; then |
| BASECFLAGS="-pg $BASECFLAGS" |
| LDFLAGS="-pg $LDFLAGS" |
| fi |
| |
| AC_MSG_CHECKING(LDLIBRARY) |
| |
| # MacOSX framework builds need more magic. LDLIBRARY is the dynamic |
| # library that we build, but we do not want to link against it (we |
| # will find it with a -framework option). For this reason there is an |
| # extra variable BLDLIBRARY against which Python and the extension |
| # modules are linked, BLDLIBRARY. This is normally the same as |
| # LDLIBRARY, but empty for MacOSX framework builds. |
| if test "$enable_framework" |
| then |
| LDLIBRARY='$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| RUNSHARED=DYLD_FRAMEWORK_PATH=`pwd`${DYLD_FRAMEWORK_PATH:+:${DYLD_FRAMEWORK_PATH}} |
| BLDLIBRARY='' |
| else |
| BLDLIBRARY='$(LDLIBRARY)' |
| fi |
| |
| # Other platforms follow |
| if test $enable_shared = "yes"; then |
| PY_ENABLE_SHARED=1 |
| AC_DEFINE(Py_ENABLE_SHARED, 1, [Defined if Python is built as a shared library.]) |
| case $ac_sys_system in |
| CYGWIN*) |
| LDLIBRARY='libpython$(LDVERSION).dll.a' |
| DLLLIBRARY='libpython$(LDVERSION).dll' |
| ;; |
| SunOS*) |
| LDLIBRARY='libpython$(LDVERSION).so' |
| BLDLIBRARY='-Wl,-R,$(LIBDIR) -L. -lpython$(LDVERSION)' |
| RUNSHARED=LD_LIBRARY_PATH=`pwd`${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}} |
| INSTSONAME="$LDLIBRARY".$SOVERSION |
| if test "$with_pydebug" != yes |
| then |
| PY3LIBRARY=libpython3.so |
| fi |
| ;; |
| Linux*|GNU*|NetBSD*|FreeBSD*|DragonFly*|OpenBSD*) |
| LDLIBRARY='libpython$(LDVERSION).so' |
| BLDLIBRARY='-L. -lpython$(LDVERSION)' |
| RUNSHARED=LD_LIBRARY_PATH=`pwd`${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}} |
| INSTSONAME="$LDLIBRARY".$SOVERSION |
| if test "$with_pydebug" != yes |
| then |
| PY3LIBRARY=libpython3.so |
| fi |
| ;; |
| hp*|HP*) |
| case `uname -m` in |
| ia64) |
| LDLIBRARY='libpython$(LDVERSION).so' |
| ;; |
| *) |
| LDLIBRARY='libpython$(LDVERSION).sl' |
| ;; |
| esac |
| BLDLIBRARY='-Wl,+b,$(LIBDIR) -L. -lpython$(LDVERSION)' |
| RUNSHARED=SHLIB_PATH=`pwd`${SHLIB_PATH:+:${SHLIB_PATH}} |
| ;; |
| Darwin*) |
| LDLIBRARY='libpython$(LDVERSION).dylib' |
| BLDLIBRARY='-L. -lpython$(LDVERSION)' |
| RUNSHARED=DYLD_LIBRARY_PATH=`pwd`${DYLD_LIBRARY_PATH:+:${DYLD_LIBRARY_PATH}} |
| ;; |
| AIX*) |
| LDLIBRARY='libpython$(LDVERSION).so' |
| RUNSHARED=LIBPATH=`pwd`${LIBPATH:+:${LIBPATH}} |
| ;; |
| |
| esac |
| else # shared is disabled |
| PY_ENABLE_SHARED=0 |
| case $ac_sys_system in |
| CYGWIN*) |
| BLDLIBRARY='$(LIBRARY)' |
| LDLIBRARY='libpython$(LDVERSION).dll.a' |
| ;; |
| esac |
| fi |
| |
| if test "$cross_compiling" = yes; then |
| RUNSHARED= |
| fi |
| |
| AC_MSG_RESULT($LDLIBRARY) |
| |
| AC_SUBST(AR) |
| AC_CHECK_TOOLS(AR, ar aal, ar) |
| |
| # tweak ARFLAGS only if the user didn't set it on the command line |
| AC_SUBST(ARFLAGS) |
| if test -z "$ARFLAGS" |
| then |
| ARFLAGS="rcs" |
| fi |
| |
| AC_CHECK_TOOLS([READELF], [readelf], [:]) |
| if test "$cross_compiling" = yes; then |
| case "$READELF" in |
| readelf|:) |
| AC_MSG_ERROR([readelf for the host is required for cross builds]) |
| ;; |
| esac |
| fi |
| AC_SUBST(READELF) |
| |
| |
| case $MACHDEP in |
| hp*|HP*) |
| # install -d does not work on HP-UX |
| if test -z "$INSTALL" |
| then |
| INSTALL="${srcdir}/install-sh -c" |
| fi |
| esac |
| AC_PROG_INSTALL |
| AC_PROG_MKDIR_P |
| |
| # Not every filesystem supports hard links |
| AC_SUBST(LN) |
| if test -z "$LN" ; then |
| case $ac_sys_system in |
| CYGWIN*) LN="ln -s";; |
| *) LN=ln;; |
| esac |
| fi |
| |
| # For calculating the .so ABI tag. |
| AC_SUBST(ABIFLAGS) |
| ABIFLAGS="" |
| |
| # Check for --with-pydebug |
| AC_MSG_CHECKING(for --with-pydebug) |
| AC_ARG_WITH(pydebug, |
| AS_HELP_STRING([--with-pydebug], [build with Py_DEBUG defined (default is no)]), |
| [ |
| if test "$withval" != no |
| then |
| AC_DEFINE(Py_DEBUG, 1, |
| [Define if you want to build an interpreter with many run-time checks.]) |
| AC_MSG_RESULT(yes); |
| Py_DEBUG='true' |
| ABIFLAGS="${ABIFLAGS}d" |
| else AC_MSG_RESULT(no); Py_DEBUG='false' |
| fi], |
| [AC_MSG_RESULT(no)]) |
| |
| # Check for --with-trace-refs |
| # --with-trace-refs |
| AC_MSG_CHECKING(for --with-trace-refs) |
| AC_ARG_WITH(trace-refs, |
| AS_HELP_STRING( |
| [--with-trace-refs], |
| [enable tracing references for debugging purpose (default is no)]),, |
| with_trace_refs=no) |
| AC_MSG_RESULT($with_trace_refs) |
| |
| if test "$with_trace_refs" = "yes" |
| then |
| AC_DEFINE(Py_TRACE_REFS, 1, [Define if you want to enable tracing references for debugging purpose]) |
| fi |
| |
| # Check for --with-assertions. |
| # This allows enabling assertions without Py_DEBUG. |
| assertions='false' |
| AC_MSG_CHECKING(for --with-assertions) |
| AC_ARG_WITH(assertions, |
| AS_HELP_STRING([--with-assertions],[build with C assertions enabled (default is no)]), |
| [ |
| if test "$withval" != no |
| then |
| assertions='true' |
| fi], |
| []) |
| if test "$assertions" = 'true'; then |
| AC_MSG_RESULT(yes) |
| elif test "$Py_DEBUG" = 'true'; then |
| assertions='true' |
| AC_MSG_RESULT(implied by --with-pydebug) |
| else |
| AC_MSG_RESULT(no) |
| fi |
| |
| # Enable optimization flags |
| AC_SUBST(DEF_MAKE_ALL_RULE) |
| AC_SUBST(DEF_MAKE_RULE) |
| Py_OPT='false' |
| AC_MSG_CHECKING(for --enable-optimizations) |
| AC_ARG_ENABLE(optimizations, AS_HELP_STRING( |
| [--enable-optimizations], |
| [enable expensive, stable optimizations (PGO, etc.) (default is no)]), |
| [ |
| if test "$enableval" != no |
| then |
| Py_OPT='true' |
| AC_MSG_RESULT(yes); |
| else |
| Py_OPT='false' |
| AC_MSG_RESULT(no); |
| fi], |
| [AC_MSG_RESULT(no)]) |
| if test "$Py_OPT" = 'true' ; then |
| # Intentionally not forcing Py_LTO='true' here. Too many toolchains do not |
| # compile working code using it and both test_distutils and test_gdb are |
| # broken when you do manage to get a toolchain that works with it. People |
| # who want LTO need to use --with-lto themselves. |
| DEF_MAKE_ALL_RULE="profile-opt" |
| REQUIRE_PGO="yes" |
| DEF_MAKE_RULE="build_all" |
| case $CC in |
| *gcc*) |
| AX_CHECK_COMPILE_FLAG([-fno-semantic-interposition],[ |
| CFLAGS_NODIST="$CFLAGS_NODIST -fno-semantic-interposition" |
| LDFLAGS_NODIST="$LDFLAGS_NODIST -fno-semantic-interposition" |
| ]) |
| ;; |
| esac |
| |
| |
| else |
| DEF_MAKE_ALL_RULE="build_all" |
| REQUIRE_PGO="no" |
| DEF_MAKE_RULE="all" |
| fi |
| |
| AC_ARG_VAR(PROFILE_TASK, Python args for PGO generation task) |
| AC_MSG_CHECKING(PROFILE_TASK) |
| if test -z "$PROFILE_TASK" |
| then |
| PROFILE_TASK='-m test --pgo' |
| fi |
| AC_MSG_RESULT($PROFILE_TASK) |
| |
| # Make llvm-relatec checks work on systems where llvm tools are not installed with their |
| # normal names in the default $PATH (ie: Ubuntu). They exist under the |
| # non-suffixed name in their versioned llvm directory. |
| |
| llvm_bin_dir='' |
| llvm_path="${PATH}" |
| if test "${CC}" = "clang" |
| then |
| clang_bin=`which clang` |
| # Some systems install clang elsewhere as a symlink to the real path |
| # which is where the related llvm tools are located. |
| if test -L "${clang_bin}" |
| then |
| clang_dir=`dirname "${clang_bin}"` |
| clang_bin=`readlink "${clang_bin}"` |
| llvm_bin_dir="${clang_dir}/"`dirname "${clang_bin}"` |
| llvm_path="${llvm_path}${PATH_SEPARATOR}${llvm_bin_dir}" |
| fi |
| fi |
| |
| # Enable LTO flags |
| AC_MSG_CHECKING(for --with-lto) |
| AC_ARG_WITH(lto, AS_HELP_STRING([--with-lto], [enable Link-Time-Optimization in any build (default is no)]), |
| [ |
| if test "$withval" != no |
| then |
| Py_LTO='true' |
| AC_MSG_RESULT(yes); |
| else |
| Py_LTO='false' |
| AC_MSG_RESULT(no); |
| fi], |
| [AC_MSG_RESULT(no)]) |
| if test "$Py_LTO" = 'true' ; then |
| case $CC in |
| *clang*) |
| AC_SUBST(LLVM_AR) |
| AC_PATH_TOOL(LLVM_AR, llvm-ar, '', ${llvm_path}) |
| AC_SUBST(LLVM_AR_FOUND) |
| if test -n "${LLVM_AR}" -a -x "${LLVM_AR}" |
| then |
| LLVM_AR_FOUND="found" |
| else |
| LLVM_AR_FOUND="not-found" |
| fi |
| if test "$ac_sys_system" = "Darwin" -a "${LLVM_AR_FOUND}" = "not-found" |
| then |
| found_llvm_ar=`/usr/bin/xcrun -find llvm-ar 2>/dev/null` |
| if test -n "${found_llvm_ar}" |
| then |
| LLVM_AR='/usr/bin/xcrun llvm-ar' |
| LLVM_AR_FOUND=found |
| AC_MSG_NOTICE([llvm-ar found via xcrun: ${LLVM_AR}]) |
| fi |
| fi |
| if test $LLVM_AR_FOUND = not-found |
| then |
| LLVM_PROFR_ERR=yes |
| AC_MSG_ERROR([llvm-ar is required for a --with-lto build with clang but could not be found.]) |
| else |
| LLVM_AR_ERR=no |
| fi |
| AR="${LLVM_AR}" |
| case $ac_sys_system in |
| Darwin*) |
| # Any changes made here should be reflected in the GCC+Darwin case below |
| LTOFLAGS="-flto -Wl,-export_dynamic" |
| ;; |
| *) |
| LTOFLAGS="-flto" |
| ;; |
| esac |
| ;; |
| *gcc*) |
| case $ac_sys_system in |
| Darwin*) |
| LTOFLAGS="-flto -Wl,-export_dynamic" |
| ;; |
| *) |
| LTOFLAGS="-flto -fuse-linker-plugin -ffat-lto-objects -flto-partition=none" |
| ;; |
| esac |
| ;; |
| esac |
| |
| if test "$ac_cv_prog_cc_g" = "yes" |
| then |
| # bpo-30345: Add -g to LDFLAGS when compiling with LTO |
| # to get debug symbols. |
| LTOFLAGS="$LTOFLAGS -g" |
| fi |
| |
| CFLAGS_NODIST="$CFLAGS_NODIST $LTOFLAGS" |
| LDFLAGS_NODIST="$LDFLAGS_NODIST $LTOFLAGS" |
| fi |
| |
| # Enable PGO flags. |
| AC_SUBST(PGO_PROF_GEN_FLAG) |
| AC_SUBST(PGO_PROF_USE_FLAG) |
| AC_SUBST(LLVM_PROF_MERGER) |
| AC_SUBST(LLVM_PROF_FILE) |
| AC_SUBST(LLVM_PROF_ERR) |
| AC_SUBST(LLVM_PROFDATA) |
| AC_PATH_TOOL(LLVM_PROFDATA, llvm-profdata, '', ${llvm_path}) |
| AC_SUBST(LLVM_PROF_FOUND) |
| if test -n "${LLVM_PROFDATA}" -a -x "${LLVM_PROFDATA}" |
| then |
| LLVM_PROF_FOUND="found" |
| else |
| LLVM_PROF_FOUND="not-found" |
| fi |
| if test "$ac_sys_system" = "Darwin" -a "${LLVM_PROF_FOUND}" = "not-found" |
| then |
| found_llvm_profdata=`/usr/bin/xcrun -find llvm-profdata 2>/dev/null` |
| if test -n "${found_llvm_profdata}" |
| then |
| # llvm-profdata isn't directly in $PATH in some cases. |
| # https://apple.stackexchange.com/questions/197053/ |
| LLVM_PROFDATA='/usr/bin/xcrun llvm-profdata' |
| LLVM_PROF_FOUND=found |
| AC_MSG_NOTICE([llvm-profdata found via xcrun: ${LLVM_PROFDATA}]) |
| fi |
| fi |
| LLVM_PROF_ERR=no |
| case $CC in |
| *clang*) |
| # Any changes made here should be reflected in the GCC+Darwin case below |
| PGO_PROF_GEN_FLAG="-fprofile-instr-generate" |
| PGO_PROF_USE_FLAG="-fprofile-instr-use=code.profclangd" |
| LLVM_PROF_MERGER="${LLVM_PROFDATA} merge -output=code.profclangd *.profclangr" |
| LLVM_PROF_FILE="LLVM_PROFILE_FILE=\"code-%p.profclangr\"" |
| if test $LLVM_PROF_FOUND = not-found |
| then |
| LLVM_PROF_ERR=yes |
| if test "${REQUIRE_PGO}" = "yes" |
| then |
| AC_MSG_ERROR([llvm-profdata is required for a --enable-optimizations build but could not be found.]) |
| fi |
| fi |
| ;; |
| *gcc*) |
| case $ac_sys_system in |
| Darwin*) |
| PGO_PROF_GEN_FLAG="-fprofile-instr-generate" |
| PGO_PROF_USE_FLAG="-fprofile-instr-use=code.profclangd" |
| LLVM_PROF_MERGER="${LLVM_PROFDATA} merge -output=code.profclangd *.profclangr" |
| LLVM_PROF_FILE="LLVM_PROFILE_FILE=\"code-%p.profclangr\"" |
| if test "${LLVM_PROF_FOUND}" = "not-found" |
| then |
| LLVM_PROF_ERR=yes |
| if test "${REQUIRE_PGO}" = "yes" |
| then |
| AC_MSG_ERROR([llvm-profdata is required for a --enable-optimizations build but could not be found.]) |
| fi |
| fi |
| ;; |
| *) |
| PGO_PROF_GEN_FLAG="-fprofile-generate" |
| PGO_PROF_USE_FLAG="-fprofile-use -fprofile-correction" |
| LLVM_PROF_MERGER="true" |
| LLVM_PROF_FILE="" |
| ;; |
| esac |
| ;; |
| *icc*) |
| PGO_PROF_GEN_FLAG="-prof-gen" |
| PGO_PROF_USE_FLAG="-prof-use" |
| LLVM_PROF_MERGER="true" |
| LLVM_PROF_FILE="" |
| ;; |
| esac |
| |
| # XXX Shouldn't the code above that fiddles with BASECFLAGS and OPT be |
| # merged with this chunk of code? |
| |
| # Optimizer/debugger flags |
| # ------------------------ |
| # (The following bit of code is complicated enough - please keep things |
| # indented properly. Just pretend you're editing Python code. ;-) |
| |
| # There are two parallel sets of case statements below, one that checks to |
| # see if OPT was set and one that does BASECFLAGS setting based upon |
| # compiler and platform. BASECFLAGS tweaks need to be made even if the |
| # user set OPT. |
| |
| case $CC in |
| *clang*) |
| cc_is_clang=1 |
| ;; |
| *) |
| if $CC --version 2>&1 | grep -q clang |
| then |
| cc_is_clang=1 |
| else |
| cc_is_clang= |
| fi |
| esac |
| |
| # tweak OPT based on compiler and platform, only if the user didn't set |
| # it on the command line |
| AC_SUBST(OPT) |
| AC_SUBST(CFLAGS_ALIASING) |
| if test "${OPT-unset}" = "unset" |
| then |
| case $GCC in |
| yes) |
| # For gcc 4.x we need to use -fwrapv so lets check if its supported |
| if "$CC" -v --help 2>/dev/null |grep -- -fwrapv > /dev/null; then |
| WRAP="-fwrapv" |
| fi |
| |
| if test -n "${cc_is_clang}" |
| then |
| # Clang also needs -fwrapv |
| WRAP="-fwrapv" |
| # bpo-30104: disable strict aliasing to compile correctly dtoa.c, |
| # see Makefile.pre.in for more information |
| CFLAGS_ALIASING="-fno-strict-aliasing" |
| fi |
| |
| case $ac_cv_prog_cc_g in |
| yes) |
| if test "$Py_DEBUG" = 'true' ; then |
| # Optimization messes up debuggers, so turn it off for |
| # debug builds. |
| if "$CC" -v --help 2>/dev/null |grep -- -Og > /dev/null; then |
| OPT="-g -Og -Wall" |
| else |
| OPT="-g -O0 -Wall" |
| fi |
| else |
| OPT="-g $WRAP -O3 -Wall" |
| fi |
| ;; |
| *) |
| OPT="-O3 -Wall" |
| ;; |
| esac |
| |
| case $ac_sys_system in |
| SCO_SV*) OPT="$OPT -m486 -DSCO5" |
| ;; |
| esac |
| ;; |
| |
| *) |
| OPT="-O" |
| ;; |
| esac |
| fi |
| |
| AC_SUBST(BASECFLAGS) |
| AC_SUBST(CFLAGS_NODIST) |
| AC_SUBST(LDFLAGS_NODIST) |
| |
| # The -arch flags for universal builds on macOS |
| UNIVERSAL_ARCH_FLAGS= |
| AC_SUBST(UNIVERSAL_ARCH_FLAGS) |
| |
| # tweak BASECFLAGS based on compiler and platform |
| case $GCC in |
| yes) |
| CFLAGS_NODIST="$CFLAGS_NODIST -std=c99" |
| |
| AC_MSG_CHECKING(for -Wextra) |
| ac_save_cc="$CC" |
| CC="$CC -Wextra -Werror" |
| AC_CACHE_VAL(ac_cv_extra_warnings, |
| AC_COMPILE_IFELSE( |
| [ |
| AC_LANG_PROGRAM([[]], [[]]) |
| ],[ |
| ac_cv_extra_warnings=yes |
| ],[ |
| ac_cv_extra_warnings=no |
| ])) |
| CC="$ac_save_cc" |
| AC_MSG_RESULT($ac_cv_extra_warnings) |
| |
| if test $ac_cv_extra_warnings = yes |
| then |
| CFLAGS_NODIST="$CFLAGS_NODIST -Wextra" |
| fi |
| |
| # Python doesn't violate C99 aliasing rules, but older versions of |
| # GCC produce warnings for legal Python code. Enable |
| # -fno-strict-aliasing on versions of GCC that support but produce |
| # warnings. See Issue3326 |
| AC_MSG_CHECKING(whether $CC accepts and needs -fno-strict-aliasing) |
| ac_save_cc="$CC" |
| CC="$CC -fno-strict-aliasing" |
| save_CFLAGS="$CFLAGS" |
| AC_CACHE_VAL(ac_cv_no_strict_aliasing, |
| AC_COMPILE_IFELSE( |
| [ |
| AC_LANG_PROGRAM([[]], [[]]) |
| ],[ |
| CC="$ac_save_cc -fstrict-aliasing" |
| CFLAGS="$CFLAGS -Werror -Wstrict-aliasing" |
| AC_COMPILE_IFELSE( |
| [ |
| AC_LANG_PROGRAM([[void f(int **x) {}]], |
| [[double *x; f((int **) &x);]]) |
| ],[ |
| ac_cv_no_strict_aliasing=no |
| ],[ |
| ac_cv_no_strict_aliasing=yes |
| ]) |
| ],[ |
| ac_cv_no_strict_aliasing=no |
| ])) |
| CFLAGS="$save_CFLAGS" |
| CC="$ac_save_cc" |
| AC_MSG_RESULT($ac_cv_no_strict_aliasing) |
| if test $ac_cv_no_strict_aliasing = yes |
| then |
| BASECFLAGS="$BASECFLAGS -fno-strict-aliasing" |
| fi |
| |
| # ICC doesn't recognize the option, but only emits a warning |
| ## XXX does it emit an unused result warning and can it be disabled? |
| case "$CC" in |
| *icc*) |
| ac_cv_disable_unused_result_warning=no |
| ;; |
| *) |
| AC_MSG_CHECKING(if we can turn off $CC unused result warning) |
| ac_save_cc="$CC" |
| CC="$CC -Wunused-result -Werror" |
| save_CFLAGS="$CFLAGS" |
| AC_CACHE_VAL(ac_cv_disable_unused_result_warning, |
| AC_COMPILE_IFELSE( |
| [ |
| AC_LANG_PROGRAM([[]], [[]]) |
| ],[ |
| ac_cv_disable_unused_result_warning=yes |
| ],[ |
| ac_cv_disable_unused_result_warning=no |
| ])) |
| CFLAGS="$save_CFLAGS" |
| CC="$ac_save_cc" |
| AC_MSG_RESULT($ac_cv_disable_unused_result_warning) |
| ;; |
| esac |
| |
| if test $ac_cv_disable_unused_result_warning = yes |
| then |
| BASECFLAGS="$BASECFLAGS -Wno-unused-result" |
| CFLAGS_NODIST="$CFLAGS_NODIST -Wno-unused-result" |
| fi |
| |
| AC_MSG_CHECKING(if we can turn off $CC unused parameter warning) |
| ac_save_cc="$CC" |
| CC="$CC -Wunused-parameter -Werror" |
| AC_CACHE_VAL(ac_cv_disable_unused_parameter_warning, |
| AC_COMPILE_IFELSE( |
| [ |
| AC_LANG_PROGRAM([[]], [[]]) |
| ],[ |
| ac_cv_disable_unused_parameter_warning=yes |
| ],[ |
| ac_cv_disable_unused_parameter_warning=no |
| ])) |
| CC="$ac_save_cc" |
| AC_MSG_RESULT($ac_cv_disable_unused_parameter_warning) |
| |
| if test $ac_cv_disable_unused_parameter_warning = yes |
| then |
| CFLAGS_NODIST="$CFLAGS_NODIST -Wno-unused-parameter" |
| fi |
| |
| AC_MSG_CHECKING(if we can turn off $CC missing field initializers warning) |
| ac_save_cc="$CC" |
| CC="$CC -Wmissing-field-initializers -Werror" |
| AC_CACHE_VAL(ac_cv_disable_missing_field_initializers, |
| AC_COMPILE_IFELSE( |
| [ |
| AC_LANG_PROGRAM([[]], [[]]) |
| ],[ |
| ac_cv_disable_missing_field_initializers=yes |
| ],[ |
| ac_cv_disable_missing_field_initializers=no |
| ])) |
| CC="$ac_save_cc" |
| AC_MSG_RESULT($ac_cv_disable_missing_field_initializers) |
| |
| if test $ac_cv_disable_missing_field_initializers = yes |
| then |
| CFLAGS_NODIST="$CFLAGS_NODIST -Wno-missing-field-initializers" |
| fi |
| |
| AC_MSG_CHECKING(if we can turn on $CC mixed sign comparison warning) |
| ac_save_cc="$CC" |
| CC="$CC -Wsign-compare" |
| save_CFLAGS="$CFLAGS" |
| AC_CACHE_VAL(ac_cv_enable_sign_compare_warning, |
| AC_COMPILE_IFELSE( |
| [ |
| AC_LANG_PROGRAM([[]], [[]]) |
| ],[ |
| ac_cv_enable_sign_compare_warning=yes |
| ],[ |
| ac_cv_enable_sign_compare_warning=no |
| ])) |
| CFLAGS="$save_CFLAGS" |
| CC="$ac_save_cc" |
| AC_MSG_RESULT($ac_cv_enable_sign_compare_warning) |
| |
| if test $ac_cv_enable_sign_compare_warning = yes |
| then |
| BASECFLAGS="$BASECFLAGS -Wsign-compare" |
| fi |
| |
| AC_MSG_CHECKING(if we can turn on $CC unreachable code warning) |
| ac_save_cc="$CC" |
| CC="$CC -Wunreachable-code" |
| save_CFLAGS="$CFLAGS" |
| AC_CACHE_VAL(ac_cv_enable_unreachable_code_warning, |
| AC_COMPILE_IFELSE( |
| [ |
| AC_LANG_PROGRAM([[]], [[]]) |
| ],[ |
| ac_cv_enable_unreachable_code_warning=yes |
| ],[ |
| ac_cv_enable_unreachable_code_warning=no |
| ])) |
| CFLAGS="$save_CFLAGS" |
| CC="$ac_save_cc" |
| |
| # Don't enable unreachable code warning in debug mode, since it usually |
| # results in non-standard code paths. |
| # Issue #24324: Unfortunately, the unreachable code warning does not work |
| # correctly on gcc and has been silently removed from the compiler. |
| # It is supported on clang but on OS X systems gcc may be an alias |
| # for clang. Try to determine if the compiler is not really gcc and, |
| # if so, only then enable the warning. |
| if test $ac_cv_enable_unreachable_code_warning = yes && \ |
| test "$Py_DEBUG" != "true" && \ |
| test -z "`$CC --version 2>/dev/null | grep 'Free Software Foundation'`" |
| then |
| BASECFLAGS="$BASECFLAGS -Wunreachable-code" |
| else |
| ac_cv_enable_unreachable_code_warning=no |
| fi |
| AC_MSG_RESULT($ac_cv_enable_unreachable_code_warning) |
| |
| AC_MSG_CHECKING(if we can turn on $CC strict-prototypes warning) |
| ac_save_cc="$CC" |
| CC="$CC -Werror -Wstrict-prototypes" |
| AC_CACHE_VAL(ac_cv_enable_enable_strict_prototypes_warning, |
| AC_COMPILE_IFELSE( |
| [ |
| AC_LANG_PROGRAM([[]], [[]]) |
| ],[ |
| ac_cv_enable_strict_prototypes_warning=yes |
| ],[ |
| ac_cv_enable_strict_prototypes_warning=no |
| ])) |
| CC="$ac_save_cc" |
| AC_MSG_RESULT($ac_cv_enable_strict_prototypes_warning) |
| |
| if test $ac_cv_enable_strict_prototypes_warning = yes |
| then |
| CFLAGS_NODIST="$CFLAGS_NODIST -Wstrict-prototypes" |
| fi |
| |
| AC_MSG_CHECKING(if we can make implicit function declaration an error in $CC) |
| ac_save_cc="$CC" |
| CC="$CC -Werror=implicit-function-declaration" |
| AC_CACHE_VAL(ac_cv_enable_implicit_function_declaration_error, |
| AC_COMPILE_IFELSE( |
| [ |
| AC_LANG_PROGRAM([[]], [[]]) |
| ],[ |
| ac_cv_enable_implicit_function_declaration_error=yes |
| ],[ |
| ac_cv_enable_implicit_function_declaration_error=no |
| ])) |
| CC="$ac_save_cc" |
| AC_MSG_RESULT($ac_cv_enable_implicit_function_declaration_error) |
| |
| if test $ac_cv_enable_implicit_function_declaration_error = yes |
| then |
| CFLAGS_NODIST="$CFLAGS_NODIST -Werror=implicit-function-declaration" |
| fi |
| |
| AC_MSG_CHECKING(if we can use visibility in $CC) |
| ac_save_cc="$CC" |
| CC="$CC -fvisibility=hidden" |
| AC_CACHE_VAL(ac_cv_enable_visibility, |
| AC_COMPILE_IFELSE( |
| [ |
| AC_LANG_PROGRAM([[]], [[]]) |
| ],[ |
| ac_cv_enable_visibility=yes |
| ],[ |
| ac_cv_enable_visibility=no |
| ])) |
| CC="$ac_save_cc" |
| AC_MSG_RESULT($ac_cv_enable_visibility) |
| |
| if test $ac_cv_enable_visibility = yes |
| then |
| CFLAGS_NODIST="$CFLAGS_NODIST -fvisibility=hidden" |
| fi |
| |
| # if using gcc on alpha, use -mieee to get (near) full IEEE 754 |
| # support. Without this, treatment of subnormals doesn't follow |
| # the standard. |
| case $host in |
| alpha*) |
| BASECFLAGS="$BASECFLAGS -mieee" |
| ;; |
| esac |
| |
| case $ac_sys_system in |
| SCO_SV*) |
| BASECFLAGS="$BASECFLAGS -m486 -DSCO5" |
| ;; |
| |
| Darwin*) |
| # -Wno-long-double, -no-cpp-precomp, and -mno-fused-madd |
| # used to be here, but non-Apple gcc doesn't accept them. |
| if test "${CC}" = gcc |
| then |
| AC_MSG_CHECKING(which compiler should be used) |
| case "${UNIVERSALSDK}" in |
| */MacOSX10.4u.sdk) |
| # Build using 10.4 SDK, force usage of gcc when the |
| # compiler is gcc, otherwise the user will get very |
| # confusing error messages when building on OSX 10.6 |
| CC=gcc-4.0 |
| CPP=cpp-4.0 |
| ;; |
| esac |
| AC_MSG_RESULT($CC) |
| fi |
| |
| if test "${enable_universalsdk}" |
| then |
| case "$UNIVERSAL_ARCHS" in |
| 32-bit) |
| UNIVERSAL_ARCH_FLAGS="-arch ppc -arch i386" |
| LIPO_32BIT_FLAGS="" |
| ARCH_RUN_32BIT="" |
| ;; |
| 64-bit) |
| UNIVERSAL_ARCH_FLAGS="-arch ppc64 -arch x86_64" |
| LIPO_32BIT_FLAGS="" |
| ARCH_RUN_32BIT="true" |
| ;; |
| all) |
| UNIVERSAL_ARCH_FLAGS="-arch i386 -arch ppc -arch ppc64 -arch x86_64" |
| LIPO_32BIT_FLAGS="-extract ppc7400 -extract i386" |
| ARCH_RUN_32BIT="/usr/bin/arch -i386 -ppc" |
| ;; |
| universal2) |
| UNIVERSAL_ARCH_FLAGS="-arch arm64 -arch x86_64" |
| LIPO_32BIT_FLAGS="" |
| ARCH_RUN_32BIT="true" |
| ;; |
| intel) |
| UNIVERSAL_ARCH_FLAGS="-arch i386 -arch x86_64" |
| LIPO_32BIT_FLAGS="-extract i386" |
| ARCH_RUN_32BIT="/usr/bin/arch -i386" |
| ;; |
| intel-32) |
| UNIVERSAL_ARCH_FLAGS="-arch i386" |
| LIPO_32BIT_FLAGS="" |
| ARCH_RUN_32BIT="" |
| ;; |
| intel-64) |
| UNIVERSAL_ARCH_FLAGS="-arch x86_64" |
| LIPO_32BIT_FLAGS="" |
| ARCH_RUN_32BIT="true" |
| ;; |
| 3-way) |
| UNIVERSAL_ARCH_FLAGS="-arch i386 -arch ppc -arch x86_64" |
| LIPO_32BIT_FLAGS="-extract ppc7400 -extract i386" |
| ARCH_RUN_32BIT="/usr/bin/arch -i386 -ppc" |
| ;; |
| *) |
| AC_MSG_ERROR([proper usage is --with-universal-arch=universal2|32-bit|64-bit|all|intel|3-way]) |
| ;; |
| esac |
| |
| if test "${UNIVERSALSDK}" != "/" |
| then |
| CFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${CFLAGS}" |
| LDFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${LDFLAGS}" |
| CPPFLAGS="-isysroot ${UNIVERSALSDK} ${CPPFLAGS}" |
| else |
| CFLAGS="${UNIVERSAL_ARCH_FLAGS} ${CFLAGS}" |
| LDFLAGS="${UNIVERSAL_ARCH_FLAGS} ${LDFLAGS}" |
| fi |
| fi |
| |
| # Calculate an appropriate deployment target for this build: |
| # The deployment target value is used explicitly to enable certain |
| # features are enabled (such as builtin libedit support for readline) |
| # through the use of Apple's Availability Macros and is used as a |
| # component of the string returned by distutils.get_platform(). |
| # |
| # Use the value from: |
| # 1. the MACOSX_DEPLOYMENT_TARGET environment variable if specified |
| # 2. the operating system version of the build machine if >= 10.6 |
| # 3. If running on OS X 10.3 through 10.5, use the legacy tests |
| # below to pick either 10.3, 10.4, or 10.5 as the target. |
| # 4. If we are running on OS X 10.2 or earlier, good luck! |
| |
| AC_MSG_CHECKING(which MACOSX_DEPLOYMENT_TARGET to use) |
| cur_target_major=`sw_vers -productVersion | \ |
| sed 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'` |
| cur_target_minor=`sw_vers -productVersion | \ |
| sed 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'` |
| cur_target="${cur_target_major}.${cur_target_minor}" |
| if test ${cur_target_major} -eq 10 && \ |
| test ${cur_target_minor} -ge 3 && \ |
| test ${cur_target_minor} -le 5 |
| then |
| # OS X 10.3 through 10.5 |
| cur_target=10.3 |
| if test ${enable_universalsdk} |
| then |
| case "$UNIVERSAL_ARCHS" in |
| all|3-way|intel|64-bit) |
| # These configurations were first supported in 10.5 |
| cur_target='10.5' |
| ;; |
| esac |
| else |
| if test `/usr/bin/arch` = "i386" |
| then |
| # 10.4 was the first release to support Intel archs |
| cur_target="10.4" |
| fi |
| fi |
| fi |
| CONFIGURE_MACOSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET-${cur_target}} |
| |
| # Make sure that MACOSX_DEPLOYMENT_TARGET is set in the |
| # environment with a value that is the same as what we'll use |
| # in the Makefile to ensure that we'll get the same compiler |
| # environment during configure and build time. |
| MACOSX_DEPLOYMENT_TARGET="$CONFIGURE_MACOSX_DEPLOYMENT_TARGET" |
| export MACOSX_DEPLOYMENT_TARGET |
| EXPORT_MACOSX_DEPLOYMENT_TARGET='' |
| AC_MSG_RESULT($MACOSX_DEPLOYMENT_TARGET) |
| |
| AC_MSG_CHECKING(if specified universal architectures work) |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]], [[printf("%d", 42);]])], |
| [AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| AC_MSG_ERROR(check config.log and use the '--with-universal-archs' option) |
| ]) |
| |
| # end of Darwin* tests |
| ;; |
| esac |
| ;; |
| |
| *) |
| case $ac_sys_system in |
| OpenUNIX*|UnixWare*) |
| BASECFLAGS="$BASECFLAGS -K pentium,host,inline,loop_unroll,alloca " |
| ;; |
| SCO_SV*) |
| BASECFLAGS="$BASECFLAGS -belf -Ki486 -DSCO5" |
| ;; |
| esac |
| ;; |
| esac |
| |
| case "$CC" in |
| *icc*) |
| # ICC needs -fp-model strict or floats behave badly |
| CFLAGS_NODIST="$CFLAGS_NODIST -fp-model strict" |
| ;; |
| *xlc*) |
| CFLAGS_NODIST="$CFLAGS_NODIST -qalias=noansi -qmaxmem=-1" |
| ;; |
| esac |
| |
| if test "$assertions" = 'true'; then |
| : |
| else |
| OPT="-DNDEBUG $OPT" |
| fi |
| |
| if test "$ac_arch_flags" |
| then |
| BASECFLAGS="$BASECFLAGS $ac_arch_flags" |
| fi |
| |
| # On some compilers, pthreads are available without further options |
| # (e.g. MacOS X). On some of these systems, the compiler will not |
| # complain if unaccepted options are passed (e.g. gcc on Mac OS X). |
| # So we have to see first whether pthreads are available without |
| # options before we can check whether -Kpthread improves anything. |
| AC_MSG_CHECKING(whether pthreads are available without options) |
| AC_CACHE_VAL(ac_cv_pthread_is_default, |
| [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <stdio.h> |
| #include <pthread.h> |
| |
| void* routine(void* p){return NULL;} |
| |
| int main(){ |
| pthread_t p; |
| if(pthread_create(&p,NULL,routine,NULL)!=0) |
| return 1; |
| (void)pthread_detach(p); |
| return 0; |
| } |
| ]])],[ |
| ac_cv_pthread_is_default=yes |
| ac_cv_kthread=no |
| ac_cv_pthread=no |
| ],[ac_cv_pthread_is_default=no],[ac_cv_pthread_is_default=no]) |
| ]) |
| AC_MSG_RESULT($ac_cv_pthread_is_default) |
| |
| |
| if test $ac_cv_pthread_is_default = yes |
| then |
| ac_cv_kpthread=no |
| else |
| # -Kpthread, if available, provides the right #defines |
| # and linker options to make pthread_create available |
| # Some compilers won't report that they do not support -Kpthread, |
| # so we need to run a program to see whether it really made the |
| # function available. |
| AC_MSG_CHECKING(whether $CC accepts -Kpthread) |
| AC_CACHE_VAL(ac_cv_kpthread, |
| [ac_save_cc="$CC" |
| CC="$CC -Kpthread" |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <stdio.h> |
| #include <pthread.h> |
| |
| void* routine(void* p){return NULL;} |
| |
| int main(){ |
| pthread_t p; |
| if(pthread_create(&p,NULL,routine,NULL)!=0) |
| return 1; |
| (void)pthread_detach(p); |
| return 0; |
| } |
| ]])],[ac_cv_kpthread=yes],[ac_cv_kpthread=no],[ac_cv_kpthread=no]) |
| CC="$ac_save_cc"]) |
| AC_MSG_RESULT($ac_cv_kpthread) |
| fi |
| |
| if test $ac_cv_kpthread = no -a $ac_cv_pthread_is_default = no |
| then |
| # -Kthread, if available, provides the right #defines |
| # and linker options to make pthread_create available |
| # Some compilers won't report that they do not support -Kthread, |
| # so we need to run a program to see whether it really made the |
| # function available. |
| AC_MSG_CHECKING(whether $CC accepts -Kthread) |
| AC_CACHE_VAL(ac_cv_kthread, |
| [ac_save_cc="$CC" |
| CC="$CC -Kthread" |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <stdio.h> |
| #include <pthread.h> |
| |
| void* routine(void* p){return NULL;} |
| |
| int main(){ |
| pthread_t p; |
| if(pthread_create(&p,NULL,routine,NULL)!=0) |
| return 1; |
| (void)pthread_detach(p); |
| return 0; |
| } |
| ]])],[ac_cv_kthread=yes],[ac_cv_kthread=no],[ac_cv_kthread=no]) |
| CC="$ac_save_cc"]) |
| AC_MSG_RESULT($ac_cv_kthread) |
| fi |
| |
| if test $ac_cv_kthread = no -a $ac_cv_pthread_is_default = no |
| then |
| # -pthread, if available, provides the right #defines |
| # and linker options to make pthread_create available |
| # Some compilers won't report that they do not support -pthread, |
| # so we need to run a program to see whether it really made the |
| # function available. |
| AC_MSG_CHECKING(whether $CC accepts -pthread) |
| AC_CACHE_VAL(ac_cv_pthread, |
| [ac_save_cc="$CC" |
| CC="$CC -pthread" |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <stdio.h> |
| #include <pthread.h> |
| |
| void* routine(void* p){return NULL;} |
| |
| int main(){ |
| pthread_t p; |
| if(pthread_create(&p,NULL,routine,NULL)!=0) |
| return 1; |
| (void)pthread_detach(p); |
| return 0; |
| } |
| ]])],[ac_cv_pthread=yes],[ac_cv_pthread=no],[ac_cv_pthread=no]) |
| CC="$ac_save_cc"]) |
| AC_MSG_RESULT($ac_cv_pthread) |
| fi |
| |
| # If we have set a CC compiler flag for thread support then |
| # check if it works for CXX, too. |
| ac_cv_cxx_thread=no |
| if test ! -z "$CXX" |
| then |
| AC_MSG_CHECKING(whether $CXX also accepts flags for thread support) |
| ac_save_cxx="$CXX" |
| |
| if test "$ac_cv_kpthread" = "yes" |
| then |
| CXX="$CXX -Kpthread" |
| ac_cv_cxx_thread=yes |
| elif test "$ac_cv_kthread" = "yes" |
| then |
| CXX="$CXX -Kthread" |
| ac_cv_cxx_thread=yes |
| elif test "$ac_cv_pthread" = "yes" |
| then |
| CXX="$CXX -pthread" |
| ac_cv_cxx_thread=yes |
| fi |
| |
| if test $ac_cv_cxx_thread = yes |
| then |
| echo 'void foo();int main(){foo();}void foo(){}' > conftest.$ac_ext |
| $CXX -c conftest.$ac_ext 2>&5 |
| if $CXX -o conftest$ac_exeext conftest.$ac_objext 2>&5 \ |
| && test -s conftest$ac_exeext && ./conftest$ac_exeext |
| then |
| ac_cv_cxx_thread=yes |
| else |
| ac_cv_cxx_thread=no |
| fi |
| rm -fr conftest* |
| fi |
| AC_MSG_RESULT($ac_cv_cxx_thread) |
| fi |
| CXX="$ac_save_cxx" |
| |
| dnl # check for ANSI or K&R ("traditional") preprocessor |
| dnl AC_MSG_CHECKING(for C preprocessor type) |
| dnl AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| dnl #define spam(name, doc) {#name, &name, #name "() -- " doc} |
| dnl int foo; |
| dnl struct {char *name; int *addr; char *doc;} desc = spam(foo, "something"); |
| dnl ]], [[;]])],[cpp_type=ansi],[AC_DEFINE(HAVE_OLD_CPP) cpp_type=traditional]) |
| dnl AC_MSG_RESULT($cpp_type) |
| |
| # checks for header files |
| AC_HEADER_STDC |
| AC_CHECK_HEADERS(asm/types.h crypt.h conio.h direct.h dlfcn.h errno.h \ |
| fcntl.h grp.h \ |
| ieeefp.h io.h langinfo.h libintl.h process.h pthread.h \ |
| sched.h shadow.h signal.h stropts.h termios.h \ |
| utime.h \ |
| poll.h sys/devpoll.h sys/epoll.h sys/poll.h \ |
| sys/audioio.h sys/xattr.h sys/bsdtty.h sys/event.h sys/file.h sys/ioctl.h \ |
| sys/kern_control.h sys/loadavg.h sys/lock.h sys/mkdev.h sys/modem.h \ |
| sys/param.h sys/random.h sys/select.h sys/sendfile.h sys/socket.h sys/statvfs.h \ |
| sys/stat.h sys/syscall.h sys/sys_domain.h sys/termio.h sys/time.h \ |
| sys/times.h sys/types.h sys/uio.h sys/un.h sys/utsname.h sys/wait.h pty.h \ |
| libutil.h sys/resource.h netpacket/packet.h sysexits.h bluetooth.h \ |
| linux/tipc.h linux/random.h spawn.h util.h alloca.h endian.h \ |
| sys/endian.h sys/sysmacros.h linux/memfd.h linux/wait.h sys/memfd.h \ |
| sys/mman.h sys/eventfd.h) |
| AC_HEADER_DIRENT |
| AC_HEADER_MAJOR |
| |
| # bluetooth/bluetooth.h has been known to not compile with -std=c99. |
| # http://permalink.gmane.org/gmane.linux.bluez.kernel/22294 |
| SAVE_CFLAGS=$CFLAGS |
| CFLAGS="-std=c99 $CFLAGS" |
| AC_CHECK_HEADERS(bluetooth/bluetooth.h) |
| CFLAGS=$SAVE_CFLAGS |
| |
| # On Darwin (OS X) net/if.h requires sys/socket.h to be imported first. |
| AC_CHECK_HEADERS([net/if.h], [], [], |
| [#include <stdio.h> |
| #ifdef STDC_HEADERS |
| # include <stdlib.h> |
| # include <stddef.h> |
| #else |
| # ifdef HAVE_STDLIB_H |
| # include <stdlib.h> |
| # endif |
| #endif |
| #ifdef HAVE_SYS_SOCKET_H |
| # include <sys/socket.h> |
| #endif |
| ]) |
| |
| # On Linux, netlink.h requires asm/types.h |
| AC_CHECK_HEADERS(linux/netlink.h,,,[ |
| #ifdef HAVE_ASM_TYPES_H |
| #include <asm/types.h> |
| #endif |
| #ifdef HAVE_SYS_SOCKET_H |
| #include <sys/socket.h> |
| #endif |
| ]) |
| |
| # On Linux, qrtr.h requires asm/types.h |
| AC_CHECK_HEADERS(linux/qrtr.h,,,[ |
| #ifdef HAVE_ASM_TYPES_H |
| #include <asm/types.h> |
| #endif |
| #ifdef HAVE_SYS_SOCKET_H |
| #include <sys/socket.h> |
| #endif |
| ]) |
| |
| AC_CHECK_HEADERS(linux/vm_sockets.h,,,[ |
| #ifdef HAVE_SYS_SOCKET_H |
| #include <sys/socket.h> |
| #endif |
| ]) |
| |
| # On Linux, can.h, can/bcm.h, can/j1939.h, can/raw.h require sys/socket.h |
| AC_CHECK_HEADERS(linux/can.h linux/can/bcm.h linux/can/j1939.h linux/can/raw.h,,,[ |
| #ifdef HAVE_SYS_SOCKET_H |
| #include <sys/socket.h> |
| #endif |
| ]) |
| |
| # checks for typedefs |
| was_it_defined=no |
| AC_MSG_CHECKING(for clock_t in time.h) |
| AC_EGREP_HEADER(clock_t, time.h, was_it_defined=yes, [ |
| AC_DEFINE(clock_t, long, [Define to 'long' if <time.h> doesn't define.]) |
| ]) |
| AC_MSG_RESULT($was_it_defined) |
| |
| AC_MSG_CHECKING(for makedev) |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
| #if defined(MAJOR_IN_MKDEV) |
| #include <sys/mkdev.h> |
| #elif defined(MAJOR_IN_SYSMACROS) |
| #include <sys/sysmacros.h> |
| #else |
| #include <sys/types.h> |
| #endif |
| ]], [[ |
| makedev(0, 0) ]]) |
| ],[ac_cv_has_makedev=yes],[ac_cv_has_makedev=no]) |
| AC_MSG_RESULT($ac_cv_has_makedev) |
| if test "$ac_cv_has_makedev" = "yes"; then |
| AC_DEFINE(HAVE_MAKEDEV, 1, [Define this if you have the makedev macro.]) |
| fi |
| |
| # byte swapping |
| AC_MSG_CHECKING(for le64toh) |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
| #ifdef HAVE_ENDIAN_H |
| #include <endian.h> |
| #elif defined(HAVE_SYS_ENDIAN_H) |
| #include <sys/endian.h> |
| #endif |
| ]], [[ |
| le64toh(1) ]]) |
| ],[ac_cv_has_le64toh=yes],[ac_cv_has_le64toh=no]) |
| AC_MSG_RESULT($ac_cv_has_le64toh) |
| if test "$ac_cv_has_le64toh" = "yes"; then |
| AC_DEFINE(HAVE_HTOLE64, 1, [Define this if you have le64toh()]) |
| fi |
| |
| use_lfs=yes |
| # Don't use largefile support for GNU/Hurd |
| case $ac_sys_system in GNU*) |
| use_lfs=no |
| esac |
| |
| if test "$use_lfs" = "yes"; then |
| # Two defines needed to enable largefile support on various platforms |
| # These may affect some typedefs |
| case $ac_sys_system/$ac_sys_release in |
| AIX*) |
| AC_DEFINE(_LARGE_FILES, 1, |
| [This must be defined on AIX systems to enable large file support.]) |
| ;; |
| esac |
| AC_DEFINE(_LARGEFILE_SOURCE, 1, |
| [This must be defined on some systems to enable large file support.]) |
| AC_DEFINE(_FILE_OFFSET_BITS, 64, |
| [This must be set to 64 on some systems to enable large file support.]) |
| fi |
| |
| # Add some code to confdefs.h so that the test for off_t works on SCO |
| cat >> confdefs.h <<\EOF |
| #if defined(SCO_DS) |
| #undef _OFF_T |
| #endif |
| EOF |
| |
| # Type availability checks |
| AC_TYPE_MODE_T |
| AC_TYPE_OFF_T |
| AC_TYPE_PID_T |
| AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[assume C89 semantics that RETSIGTYPE is always void]) |
| AC_TYPE_SIZE_T |
| AC_TYPE_UID_T |
| |
| AC_CHECK_TYPE(ssize_t, |
| AC_DEFINE(HAVE_SSIZE_T, 1, [Define if your compiler provides ssize_t]),,) |
| AC_CHECK_TYPE(__uint128_t, |
| AC_DEFINE(HAVE_GCC_UINT128_T, 1, [Define if your compiler provides __uint128_t]),,) |
| |
| # Sizes of various common basic types |
| # ANSI C requires sizeof(char) == 1, so no need to check it |
| AC_CHECK_SIZEOF(int, 4) |
| AC_CHECK_SIZEOF(long, 4) |
| AC_CHECK_SIZEOF(long long, 8) |
| AC_CHECK_SIZEOF(void *, 4) |
| AC_CHECK_SIZEOF(short, 2) |
| AC_CHECK_SIZEOF(float, 4) |
| AC_CHECK_SIZEOF(double, 8) |
| AC_CHECK_SIZEOF(fpos_t, 4) |
| AC_CHECK_SIZEOF(size_t, 4) |
| AC_CHECK_SIZEOF(pid_t, 4) |
| AC_CHECK_SIZEOF(uintptr_t) |
| |
| AC_TYPE_LONG_DOUBLE |
| AC_CHECK_SIZEOF(long double, 16) |
| |
| AC_CHECK_SIZEOF(_Bool, 1) |
| |
| AC_CHECK_SIZEOF(off_t, [], [ |
| #ifdef HAVE_SYS_TYPES_H |
| #include <sys/types.h> |
| #endif |
| ]) |
| |
| AC_MSG_CHECKING(whether to enable large file support) |
| if test "$ac_cv_sizeof_off_t" -gt "$ac_cv_sizeof_long" -a \ |
| "$ac_cv_sizeof_long_long" -ge "$ac_cv_sizeof_off_t"; then |
| AC_DEFINE(HAVE_LARGEFILE_SUPPORT, 1, |
| [Defined to enable large file support when an off_t is bigger than a long |
| and long long is at least as big as an off_t. You may need |
| to add some flags for configuration and compilation to enable this mode. |
| (For Solaris and Linux, the necessary defines are already defined.)]) |
| AC_MSG_RESULT(yes) |
| else |
| AC_MSG_RESULT(no) |
| fi |
| |
| AC_CHECK_SIZEOF(time_t, [], [ |
| #ifdef HAVE_SYS_TYPES_H |
| #include <sys/types.h> |
| #endif |
| #ifdef HAVE_TIME_H |
| #include <time.h> |
| #endif |
| ]) |
| |
| # if have pthread_t then define SIZEOF_PTHREAD_T |
| ac_save_cc="$CC" |
| if test "$ac_cv_kpthread" = "yes" |
| then CC="$CC -Kpthread" |
| elif test "$ac_cv_kthread" = "yes" |
| then CC="$CC -Kthread" |
| elif test "$ac_cv_pthread" = "yes" |
| then CC="$CC -pthread" |
| fi |
| |
| AC_MSG_CHECKING(for pthread_t) |
| have_pthread_t=no |
| AC_COMPILE_IFELSE([ |
| AC_LANG_PROGRAM([[#include <pthread.h>]], [[pthread_t x; x = *(pthread_t*)0;]]) |
| ],[have_pthread_t=yes],[]) |
| AC_MSG_RESULT($have_pthread_t) |
| if test "$have_pthread_t" = yes ; then |
| AC_CHECK_SIZEOF(pthread_t, [], [ |
| #ifdef HAVE_PTHREAD_H |
| #include <pthread.h> |
| #endif |
| ]) |
| fi |
| |
| # Issue #25658: POSIX hasn't defined that pthread_key_t is compatible with int. |
| # This checking will be unnecessary after removing deprecated TLS API. |
| AC_CHECK_SIZEOF(pthread_key_t, [], [[#include <pthread.h>]]) |
| AC_MSG_CHECKING(whether pthread_key_t is compatible with int) |
| if test "$ac_cv_sizeof_pthread_key_t" -eq "$ac_cv_sizeof_int" ; then |
| AC_COMPILE_IFELSE( |
| [AC_LANG_PROGRAM([[#include <pthread.h>]], [[pthread_key_t k; k * 1;]])], |
| [ac_pthread_key_t_is_arithmetic_type=yes], |
| [ac_pthread_key_t_is_arithmetic_type=no] |
| ) |
| AC_MSG_RESULT($ac_pthread_key_t_is_arithmetic_type) |
| if test "$ac_pthread_key_t_is_arithmetic_type" = yes ; then |
| AC_DEFINE(PTHREAD_KEY_T_IS_COMPATIBLE_WITH_INT, 1, |
| [Define if pthread_key_t is compatible with int.]) |
| fi |
| else |
| AC_MSG_RESULT(no) |
| fi |
| CC="$ac_save_cc" |
| |
| AC_SUBST(OTHER_LIBTOOL_OPT) |
| case $ac_sys_system/$ac_sys_release in |
| Darwin/@<:@01567@:>@\..*) |
| OTHER_LIBTOOL_OPT="-prebind -seg1addr 0x10000000" |
| ;; |
| Darwin/*) |
| OTHER_LIBTOOL_OPT="" |
| ;; |
| esac |
| |
| |
| AC_SUBST(LIBTOOL_CRUFT) |
| case $ac_sys_system/$ac_sys_release in |
| Darwin/@<:@01567@:>@\..*) |
| LIBTOOL_CRUFT="-framework System -lcc_dynamic" |
| if test "${enable_universalsdk}"; then |
| : |
| else |
| LIBTOOL_CRUFT="${LIBTOOL_CRUFT} -arch_only `/usr/bin/arch`" |
| fi |
| LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -install_name $(PYTHONFRAMEWORKINSTALLDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -compatibility_version $(VERSION) -current_version $(VERSION)';; |
| Darwin/*) |
| gcc_version=`gcc -dumpversion` |
| if test ${gcc_version} '<' 4.0 |
| then |
| LIBTOOL_CRUFT="-lcc_dynamic" |
| else |
| LIBTOOL_CRUFT="" |
| fi |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <unistd.h> |
| int main(int argc, char*argv[]) |
| { |
| if (sizeof(long) == 4) { |
| return 0; |
| } else { |
| return 1; |
| } |
| } |
| ]])],[ac_osx_32bit=yes],[ac_osx_32bit=no],[ac_osx_32bit=yes]) |
| |
| if test "${ac_osx_32bit}" = "yes"; then |
| case `/usr/bin/arch` in |
| i386) |
| MACOSX_DEFAULT_ARCH="i386" |
| ;; |
| ppc) |
| MACOSX_DEFAULT_ARCH="ppc" |
| ;; |
| *) |
| AC_MSG_ERROR([Unexpected output of 'arch' on macOS]) |
| ;; |
| esac |
| else |
| case `/usr/bin/arch` in |
| i386) |
| MACOSX_DEFAULT_ARCH="x86_64" |
| ;; |
| ppc) |
| MACOSX_DEFAULT_ARCH="ppc64" |
| ;; |
| arm64) |
| MACOSX_DEFAULT_ARCH="arm64" |
| ;; |
| *) |
| AC_MSG_ERROR([Unexpected output of 'arch' on macOS]) |
| ;; |
| esac |
| |
| fi |
| |
| LIBTOOL_CRUFT=$LIBTOOL_CRUFT" -lSystem -lSystemStubs -arch_only ${MACOSX_DEFAULT_ARCH}" |
| LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -install_name $(PYTHONFRAMEWORKINSTALLDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -compatibility_version $(VERSION) -current_version $(VERSION)';; |
| esac |
| AC_MSG_CHECKING(for --enable-framework) |
| if test "$enable_framework" |
| then |
| BASECFLAGS="$BASECFLAGS -fno-common -dynamic" |
| # -F. is needed to allow linking to the framework while |
| # in the build location. |
| AC_DEFINE(WITH_NEXT_FRAMEWORK, 1, |
| [Define if you want to produce an OpenStep/Rhapsody framework |
| (shared library plus accessory files).]) |
| AC_MSG_RESULT(yes) |
| if test $enable_shared = "yes" |
| then |
| AC_MSG_ERROR([Specifying both --enable-shared and --enable-framework is not supported, use only --enable-framework instead]) |
| fi |
| else |
| AC_MSG_RESULT(no) |
| fi |
| |
| AC_MSG_CHECKING(for dyld) |
| case $ac_sys_system/$ac_sys_release in |
| Darwin/*) |
| AC_DEFINE(WITH_DYLD, 1, |
| [Define if you want to use the new-style (Openstep, Rhapsody, MacOS) |
| dynamic linker (dyld) instead of the old-style (NextStep) dynamic |
| linker (rld). Dyld is necessary to support frameworks.]) |
| AC_MSG_RESULT(always on for Darwin) |
| ;; |
| *) |
| AC_MSG_RESULT(no) |
| ;; |
| esac |
| |
| # Set info about shared libraries. |
| AC_SUBST(SHLIB_SUFFIX) |
| AC_SUBST(LDSHARED) |
| AC_SUBST(LDCXXSHARED) |
| AC_SUBST(BLDSHARED) |
| AC_SUBST(CCSHARED) |
| AC_SUBST(LINKFORSHARED) |
| |
| # SHLIB_SUFFIX is the extension of shared libraries `(including the dot!) |
| # -- usually .so, .sl on HP-UX, .dll on Cygwin |
| AC_MSG_CHECKING(the extension of shared libraries) |
| if test -z "$SHLIB_SUFFIX"; then |
| case $ac_sys_system in |
| hp*|HP*) |
| case `uname -m` in |
| ia64) SHLIB_SUFFIX=.so;; |
| *) SHLIB_SUFFIX=.sl;; |
| esac |
| ;; |
| CYGWIN*) SHLIB_SUFFIX=.dll;; |
| *) SHLIB_SUFFIX=.so;; |
| esac |
| fi |
| AC_MSG_RESULT($SHLIB_SUFFIX) |
| |
| # LDSHARED is the ld *command* used to create shared library |
| # -- "cc -G" on SunOS 5.x. |
| # (Shared libraries in this instance are shared modules to be loaded into |
| # Python, as opposed to building Python itself as a shared library.) |
| AC_MSG_CHECKING(LDSHARED) |
| if test -z "$LDSHARED" |
| then |
| case $ac_sys_system/$ac_sys_release in |
| AIX*) |
| BLDSHARED="Modules/ld_so_aix \$(CC) -bI:Modules/python.exp" |
| LDSHARED="\$(LIBPL)/ld_so_aix \$(CC) -bI:\$(LIBPL)/python.exp" |
| ;; |
| SunOS/5*) |
| if test "$GCC" = "yes" ; then |
| LDSHARED='$(CC) -shared' |
| LDCXXSHARED='$(CXX) -shared' |
| else |
| LDSHARED='$(CC) -G' |
| LDCXXSHARED='$(CXX) -G' |
| fi ;; |
| hp*|HP*) |
| if test "$GCC" = "yes" ; then |
| LDSHARED='$(CC) -shared' |
| LDCXXSHARED='$(CXX) -shared' |
| else |
| LDSHARED='$(CC) -b' |
| LDCXXSHARED='$(CXX) -b' |
| fi ;; |
| Darwin/1.3*) |
| LDSHARED='$(CC) -bundle' |
| LDCXXSHARED='$(CXX) -bundle' |
| if test "$enable_framework" ; then |
| # Link against the framework. All externals should be defined. |
| BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| LDCXXSHARED="$LDCXXSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| else |
| # No framework. Ignore undefined symbols, assuming they come from Python |
| LDSHARED="$LDSHARED -undefined suppress" |
| LDCXXSHARED="$LDCXXSHARED -undefined suppress" |
| fi ;; |
| Darwin/1.4*|Darwin/5.*|Darwin/6.*) |
| LDSHARED='$(CC) -bundle' |
| LDCXXSHARED='$(CXX) -bundle' |
| if test "$enable_framework" ; then |
| # Link against the framework. All externals should be defined. |
| BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| LDCXXSHARED="$LDCXXSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| else |
| # No framework, use the Python app as bundle-loader |
| BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)' |
| LDSHARED="$LDSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)' |
| LDCXXSHARED="$LDCXXSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)' |
| fi ;; |
| Darwin/*) |
| # Use -undefined dynamic_lookup whenever possible (10.3 and later). |
| # This allows an extension to be used in any Python |
| |
| dep_target_major=`echo ${MACOSX_DEPLOYMENT_TARGET} | \ |
| sed 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'` |
| dep_target_minor=`echo ${MACOSX_DEPLOYMENT_TARGET} | \ |
| sed 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'` |
| if test ${dep_target_major} -eq 10 && \ |
| test ${dep_target_minor} -le 2 |
| then |
| # building for OS X 10.0 through 10.2 |
| LDSHARED='$(CC) -bundle' |
| LDCXXSHARED='$(CXX) -bundle' |
| if test "$enable_framework" ; then |
| # Link against the framework. All externals should be defined. |
| BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| LDCXXSHARED="$LDCXXSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| else |
| # No framework, use the Python app as bundle-loader |
| BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)' |
| LDSHARED="$LDSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)' |
| LDCXXSHARED="$LDCXXSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)' |
| fi |
| else |
| # building for OS X 10.3 and later |
| LDSHARED='$(CC) -bundle -undefined dynamic_lookup' |
| LDCXXSHARED='$(CXX) -bundle -undefined dynamic_lookup' |
| BLDSHARED="$LDSHARED" |
| fi |
| ;; |
| Linux*|GNU*|QNX*|VxWorks*) |
| LDSHARED='$(CC) -shared' |
| LDCXXSHARED='$(CXX) -shared';; |
| FreeBSD*) |
| if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]] |
| then |
| LDSHARED='$(CC) -shared' |
| LDCXXSHARED='$(CXX) -shared' |
| else |
| LDSHARED="ld -Bshareable" |
| fi;; |
| OpenBSD*) |
| if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]] |
| then |
| LDSHARED='$(CC) -shared $(CCSHARED)' |
| LDCXXSHARED='$(CXX) -shared $(CCSHARED)' |
| else |
| case `uname -r` in |
| [[01]].* | 2.[[0-7]] | 2.[[0-7]].*) |
| LDSHARED="ld -Bshareable ${LDFLAGS}" |
| ;; |
| *) |
| LDSHARED='$(CC) -shared $(CCSHARED)' |
| LDCXXSHARED='$(CXX) -shared $(CCSHARED)' |
| ;; |
| esac |
| fi;; |
| NetBSD*|DragonFly*) |
| LDSHARED='$(CC) -shared' |
| LDCXXSHARED='$(CXX) -shared';; |
| OpenUNIX*|UnixWare*) |
| if test "$GCC" = "yes" ; then |
| LDSHARED='$(CC) -shared' |
| LDCXXSHARED='$(CXX) -shared' |
| else |
| LDSHARED='$(CC) -G' |
| LDCXXSHARED='$(CXX) -G' |
| fi;; |
| SCO_SV*) |
| LDSHARED='$(CC) -Wl,-G,-Bexport' |
| LDCXXSHARED='$(CXX) -Wl,-G,-Bexport';; |
| CYGWIN*) |
| LDSHARED="gcc -shared -Wl,--enable-auto-image-base" |
| LDCXXSHARED="g++ -shared -Wl,--enable-auto-image-base";; |
| *) LDSHARED="ld";; |
| esac |
| fi |
| AC_MSG_RESULT($LDSHARED) |
| LDCXXSHARED=${LDCXXSHARED-$LDSHARED} |
| BLDSHARED=${BLDSHARED-$LDSHARED} |
| # CCSHARED are the C *flags* used to create objects to go into a shared |
| # library (module) -- this is only needed for a few systems |
| AC_MSG_CHECKING(CCSHARED) |
| if test -z "$CCSHARED" |
| then |
| case $ac_sys_system/$ac_sys_release in |
| SunOS*) if test "$GCC" = yes; |
| then CCSHARED="-fPIC"; |
| elif test `uname -p` = sparc; |
| then CCSHARED="-xcode=pic32"; |
| else CCSHARED="-Kpic"; |
| fi;; |
| hp*|HP*) if test "$GCC" = yes; |
| then CCSHARED="-fPIC"; |
| else CCSHARED="+z"; |
| fi;; |
| Linux-android*) ;; |
| Linux*|GNU*) CCSHARED="-fPIC";; |
| FreeBSD*|NetBSD*|OpenBSD*|DragonFly*) CCSHARED="-fPIC";; |
| OpenUNIX*|UnixWare*) |
| if test "$GCC" = "yes" |
| then CCSHARED="-fPIC" |
| else CCSHARED="-KPIC" |
| fi;; |
| SCO_SV*) |
| if test "$GCC" = "yes" |
| then CCSHARED="-fPIC" |
| else CCSHARED="-Kpic -belf" |
| fi;; |
| VxWorks*) |
| CCSHARED="-fpic -D__SO_PICABILINUX__ -ftls-model=global-dynamic" |
| esac |
| fi |
| AC_MSG_RESULT($CCSHARED) |
| # LINKFORSHARED are the flags passed to the $(CC) command that links |
| # the python executable -- this is only needed for a few systems |
| AC_MSG_CHECKING(LINKFORSHARED) |
| if test -z "$LINKFORSHARED" |
| then |
| case $ac_sys_system/$ac_sys_release in |
| AIX*) LINKFORSHARED='-Wl,-bE:Modules/python.exp -lld';; |
| hp*|HP*) |
| LINKFORSHARED="-Wl,-E -Wl,+s";; |
| # LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";; |
| Linux-android*) LINKFORSHARED="-pie -Xlinker -export-dynamic";; |
| Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";; |
| # -u libsys_s pulls in all symbols in libsys |
| Darwin/*) |
| LINKFORSHARED="$extra_undefs -framework CoreFoundation" |
| |
| # Issue #18075: the default maximum stack size (8MBytes) is too |
| # small for the default recursion limit. Increase the stack size |
| # to ensure that tests don't crash |
| # Note: This matches the value of THREAD_STACK_SIZE in |
| # thread_pthread.h |
| LINKFORSHARED="-Wl,-stack_size,1000000 $LINKFORSHARED" |
| |
| if test "$enable_framework" |
| then |
| LINKFORSHARED="$LINKFORSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)' |
| fi |
| LINKFORSHARED="$LINKFORSHARED";; |
| OpenUNIX*|UnixWare*) LINKFORSHARED="-Wl,-Bexport";; |
| SCO_SV*) LINKFORSHARED="-Wl,-Bexport";; |
| ReliantUNIX*) LINKFORSHARED="-W1 -Blargedynsym";; |
| FreeBSD*|NetBSD*|OpenBSD*|DragonFly*) |
| if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]] |
| then |
| LINKFORSHARED="-Wl,--export-dynamic" |
| fi;; |
| SunOS/5*) case $CC in |
| *gcc*) |
| if $CC -Xlinker --help 2>&1 | grep export-dynamic >/dev/null |
| then |
| LINKFORSHARED="-Xlinker --export-dynamic" |
| fi;; |
| esac;; |
| CYGWIN*) |
| if test $enable_shared = "no" |
| then |
| LINKFORSHARED='-Wl,--out-implib=$(LDLIBRARY)' |
| fi;; |
| QNX*) |
| # -Wl,-E causes the symbols to be added to the dynamic |
| # symbol table so that they can be found when a module |
| # is loaded. -N 2048K causes the stack size to be set |
| # to 2048 kilobytes so that the stack doesn't overflow |
| # when running test_compile.py. |
| LINKFORSHARED='-Wl,-E -N 2048K';; |
| VxWorks*) |
| LINKFORSHARED='--export-dynamic';; |
| esac |
| fi |
| AC_MSG_RESULT($LINKFORSHARED) |
| |
| |
| AC_SUBST(CFLAGSFORSHARED) |
| AC_MSG_CHECKING(CFLAGSFORSHARED) |
| if test ! "$LIBRARY" = "$LDLIBRARY" |
| then |
| case $ac_sys_system in |
| CYGWIN*) |
| # Cygwin needs CCSHARED when building extension DLLs |
| # but not when building the interpreter DLL. |
| CFLAGSFORSHARED='';; |
| *) |
| CFLAGSFORSHARED='$(CCSHARED)' |
| esac |
| fi |
| AC_MSG_RESULT($CFLAGSFORSHARED) |
| |
| # SHLIBS are libraries (except -lc and -lm) to link to the python shared |
| # library (with --enable-shared). |
| # For platforms on which shared libraries are not allowed to have unresolved |
| # symbols, this must be set to $(LIBS) (expanded by make). We do this even |
| # if it is not required, since it creates a dependency of the shared library |
| # to LIBS. This, in turn, means that applications linking the shared libpython |
| # don't need to link LIBS explicitly. The default should be only changed |
| # on systems where this approach causes problems. |
| AC_SUBST(SHLIBS) |
| AC_MSG_CHECKING(SHLIBS) |
| case "$ac_sys_system" in |
| *) |
| SHLIBS='$(LIBS)';; |
| esac |
| AC_MSG_RESULT($SHLIBS) |
| |
| |
| # checks for libraries |
| AC_CHECK_LIB(sendfile, sendfile) |
| AC_CHECK_LIB(dl, dlopen) # Dynamic linking for SunOS/Solaris and SYSV |
| AC_CHECK_LIB(dld, shl_load) # Dynamic linking for HP-UX |
| |
| # checks for uuid.h location |
| AC_CHECK_HEADERS([uuid/uuid.h uuid.h]) |
| |
| AC_MSG_CHECKING(for uuid_generate_time_safe) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <uuid/uuid.h>]], [[ |
| #ifndef uuid_generate_time_safe |
| void *x = uuid_generate_time_safe |
| #endif |
| ]])], |
| [AC_DEFINE(HAVE_UUID_GENERATE_TIME_SAFE, 1, Define if uuid_generate_time_safe() exists.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| # AIX provides support for RFC4122 (uuid) in libc.a starting with AIX 6.1 (anno 2007) |
| # FreeBSD and OpenBSD provides support as well |
| AC_MSG_CHECKING(for uuid_create) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <uuid.h>]], [[ |
| #ifndef uuid_create |
| void *x = uuid_create |
| #endif |
| ]])], |
| [AC_DEFINE(HAVE_UUID_CREATE, 1, Define if uuid_create() exists.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| # Little-endian FreeBSD, OpenBSD and NetBSD needs encoding into an octet |
| # stream in big-endian byte-order |
| AC_MSG_CHECKING(for uuid_enc_be) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <uuid.h>]], [[ |
| #ifndef uuid_enc_be |
| void *x = uuid_enc_be |
| #endif |
| ]])], |
| [AC_DEFINE(HAVE_UUID_ENC_BE, 1, Define if uuid_enc_be() exists.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| # 'Real Time' functions on Solaris |
| # posix4 on Solaris 2.6 |
| # pthread (first!) on Linux |
| AC_SEARCH_LIBS(sem_init, pthread rt posix4) |
| |
| # check if we need libintl for locale functions |
| AC_CHECK_LIB(intl, textdomain, |
| [AC_DEFINE(WITH_LIBINTL, 1, |
| [Define to 1 if libintl is needed for locale functions.]) |
| LIBS="-lintl $LIBS"]) |
| |
| # checks for system dependent C++ extensions support |
| case "$ac_sys_system" in |
| AIX*) AC_MSG_CHECKING(for genuine AIX C++ extensions support) |
| AC_LINK_IFELSE([ |
| AC_LANG_PROGRAM([[#include <load.h>]], |
| [[loadAndInit("", 0, "")]]) |
| ],[ |
| AC_DEFINE(AIX_GENUINE_CPLUSPLUS, 1, |
| [Define for AIX if your compiler is a genuine IBM xlC/xlC_r |
| and you want support for AIX C++ shared extension modules.]) |
| AC_MSG_RESULT(yes) |
| ],[ |
| AC_MSG_RESULT(no) |
| ]) |
| dnl The AIX_BUILDDATE is obtained from the kernel fileset - bos.mp64 |
| # BUILD_GNU_TYPE + AIX_BUILDDATE are used to construct the platform_tag |
| # of the AIX system used to build/package Python executable. This tag serves |
| # as a baseline for bdist module packages |
| AC_MSG_CHECKING(for the system builddate) |
| AIX_BUILDDATE=$(lslpp -Lcq bos.mp64 | awk -F: '{ print $NF }') |
| AC_DEFINE_UNQUOTED([AIX_BUILDDATE], [$AIX_BUILDDATE], |
| [BUILD_GNU_TYPE + AIX_BUILDDATE are used to construct the PEP425 tag of the build system.]) |
| AC_MSG_RESULT($AIX_BUILDDATE) |
| ;; |
| *) ;; |
| esac |
| |
| # check for systems that require aligned memory access |
| AC_MSG_CHECKING(aligned memory access is required) |
| AC_CACHE_VAL(ac_cv_aligned_required, |
| [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| int main() |
| { |
| char s[16]; |
| int i, *p1, *p2; |
| for (i=0; i < 16; i++) |
| s[i] = i; |
| p1 = (int*)(s+1); |
| p2 = (int*)(s+2); |
| if (*p1 == *p2) |
| return 1; |
| return 0; |
| }]])], |
| [ac_cv_aligned_required=no], |
| [ac_cv_aligned_required=yes], |
| [ac_cv_aligned_required=yes]) |
| ]) |
| AC_MSG_RESULT($ac_cv_aligned_required) |
| if test "$ac_cv_aligned_required" = yes ; then |
| AC_DEFINE([HAVE_ALIGNED_REQUIRED], [1], |
| [Define if aligned memory access is required]) |
| fi |
| |
| # str, bytes and memoryview hash algorithm |
| AH_TEMPLATE(Py_HASH_ALGORITHM, |
| [Define hash algorithm for str, bytes and memoryview. |
| SipHash24: 1, FNV: 2, externally defined: 0]) |
| |
| AC_MSG_CHECKING(for --with-hash-algorithm) |
| dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output |
| AC_ARG_WITH(hash_algorithm, |
| AS_HELP_STRING([--with-hash-algorithm=@<:@fnv|siphash24@:>@], |
| [select hash algorithm for use in Python/pyhash.c (default is SipHash24)]), |
| [ |
| AC_MSG_RESULT($withval) |
| case "$withval" in |
| siphash24) |
| AC_DEFINE(Py_HASH_ALGORITHM, 1) |
| ;; |
| fnv) |
| AC_DEFINE(Py_HASH_ALGORITHM, 2) |
| ;; |
| *) |
| AC_MSG_ERROR([unknown hash algorithm '$withval']) |
| ;; |
| esac |
| ], |
| [AC_MSG_RESULT(default)]) |
| |
| validate_tzpath() { |
| # Checks that each element of hte path is an absolute path |
| if test -z "$1"; then |
| # Empty string is allowed: it indicates no system TZPATH |
| return 0 |
| fi |
| |
| # Bad paths are those that don't start with / |
| dnl quadrigraphs "@<:@" and "@:>@" produce "[" and "]" in the output |
| if ( echo $1 | grep -qE '(^|:)(@<:@^/@:>@|$)' ); then |
| AC_MSG_ERROR([--with-tzpath must contain only absolute paths, not $1]) |
| return 1; |
| fi |
| } |
| |
| TZPATH="/usr/share/zoneinfo:/usr/lib/zoneinfo:/usr/share/lib/zoneinfo:/etc/zoneinfo" |
| AC_MSG_CHECKING(for --with-tzpath) |
| AC_ARG_WITH(tzpath, |
| AS_HELP_STRING([--with-tzpath=<list of absolute paths separated by pathsep>] |
| [Select the default time zone search path for zoneinfo.TZPATH]), |
| [ |
| case "$withval" in |
| yes) |
| AC_MSG_ERROR([--with-tzpath requires a value]) |
| ;; |
| *) |
| validate_tzpath "$withval" |
| TZPATH="$withval" |
| AC_MSG_RESULT("$withval") |
| ;; |
| esac |
| ], |
| [validate_tzpath "$TZPATH" |
| AC_MSG_RESULT("$TZPATH")]) |
| AC_SUBST(TZPATH) |
| |
| AC_MSG_CHECKING(for --with-address-sanitizer) |
| AC_ARG_WITH(address_sanitizer, |
| AS_HELP_STRING([--with-address-sanitizer], |
| [enable AddressSanitizer memory error detector, 'asan' (default is no)]), |
| [ |
| AC_MSG_RESULT($withval) |
| BASECFLAGS="-fsanitize=address -fno-omit-frame-pointer $BASECFLAGS" |
| LDFLAGS="-fsanitize=address $LDFLAGS" |
| # ASan works by controlling memory allocation, our own malloc interferes. |
| with_pymalloc="no" |
| ], |
| [AC_MSG_RESULT(no)]) |
| |
| AC_MSG_CHECKING(for --with-memory-sanitizer) |
| AC_ARG_WITH(memory_sanitizer, |
| AS_HELP_STRING([--with-memory-sanitizer], |
| [enable MemorySanitizer allocation error detector, 'msan' (default is no)]), |
| [ |
| AC_MSG_RESULT($withval) |
| BASECFLAGS="-fsanitize=memory -fsanitize-memory-track-origins=2 -fno-omit-frame-pointer $BASECFLAGS" |
| LDFLAGS="-fsanitize=memory -fsanitize-memory-track-origins=2 $LDFLAGS" |
| # MSan works by controlling memory allocation, our own malloc interferes. |
| with_pymalloc="no" |
| ], |
| [AC_MSG_RESULT(no)]) |
| |
| AC_MSG_CHECKING(for --with-undefined-behavior-sanitizer) |
| AC_ARG_WITH(undefined_behavior_sanitizer, |
| AS_HELP_STRING([--with-undefined-behavior-sanitizer], |
| [enable UndefinedBehaviorSanitizer undefined behaviour detector, 'ubsan' (default is no)]), |
| [ |
| AC_MSG_RESULT($withval) |
| BASECFLAGS="-fsanitize=undefined $BASECFLAGS" |
| LDFLAGS="-fsanitize=undefined $LDFLAGS" |
| ], |
| [AC_MSG_RESULT(no)]) |
| |
| # Most SVR4 platforms (e.g. Solaris) need -lsocket and -lnsl. |
| AC_CHECK_LIB(nsl, t_open, [LIBS="-lnsl $LIBS"]) # SVR4 |
| AC_CHECK_LIB(socket, socket, [LIBS="-lsocket $LIBS"], [], $LIBS) # SVR4 sockets |
| |
| AC_MSG_CHECKING(for --with-libs) |
| AC_ARG_WITH(libs, |
| AS_HELP_STRING([--with-libs='lib1 ...'], [link against additional libs (default is no)]), |
| [ |
| AC_MSG_RESULT($withval) |
| LIBS="$withval $LIBS" |
| ], |
| [AC_MSG_RESULT(no)]) |
| |
| PKG_PROG_PKG_CONFIG |
| |
| # Check for use of the system expat library |
| AC_MSG_CHECKING(for --with-system-expat) |
| AC_ARG_WITH(system_expat, |
| AS_HELP_STRING([--with-system-expat], [build pyexpat module using an installed expat library, see Doc/library/pyexpat.rst (default is no)]), |
| [], |
| [with_system_expat="no"]) |
| |
| AC_MSG_RESULT($with_system_expat) |
| |
| # Check for use of the system libffi library |
| AC_MSG_CHECKING(for --with-system-ffi) |
| AC_ARG_WITH(system_ffi, |
| AS_HELP_STRING([--with-system-ffi], [build _ctypes module using an installed ffi library, see Doc/library/ctypes.rst (default is system-dependent)]),,,) |
| |
| if test "$ac_sys_system" = "Darwin" |
| then |
| case "$with_system_ffi" in |
| "") |
| with_system_ffi="no" |
| ;; |
| yes|no) |
| ;; |
| *) |
| AC_MSG_ERROR([--with-system-ffi accepts no arguments]) |
| ;; |
| esac |
| AC_MSG_RESULT($with_system_ffi) |
| else |
| AC_MSG_RESULT(yes) |
| if test "$with_system_ffi" != "" |
| then |
| AC_MSG_WARN([--with(out)-system-ffi is ignored on this platform]) |
| fi |
| with_system_ffi="yes" |
| fi |
| |
| if test "$with_system_ffi" = "yes" && test -n "$PKG_CONFIG"; then |
| LIBFFI_INCLUDEDIR="`"$PKG_CONFIG" libffi --cflags-only-I 2>/dev/null | sed -e 's/^-I//;s/ *$//'`" |
| else |
| LIBFFI_INCLUDEDIR="" |
| fi |
| AC_SUBST(LIBFFI_INCLUDEDIR) |
| |
| # Check for use of the system libmpdec library |
| AC_MSG_CHECKING(for --with-system-libmpdec) |
| AC_ARG_WITH(system_libmpdec, |
| AS_HELP_STRING([--with-system-libmpdec], [build _decimal module using an installed libmpdec library, see Doc/library/decimal.rst (default is no)]), |
| [], |
| [with_system_libmpdec="no"]) |
| |
| AC_MSG_RESULT($with_system_libmpdec) |
| |
| # Check whether _decimal should use a coroutine-local or thread-local context |
| AC_MSG_CHECKING(for --with-decimal-contextvar) |
| AC_ARG_WITH(decimal_contextvar, |
| AS_HELP_STRING([--with-decimal-contextvar], [build _decimal module using a coroutine-local rather than a thread-local context (default is yes)]), |
| [], |
| [with_decimal_contextvar="yes"]) |
| |
| if test "$with_decimal_contextvar" != "no" |
| then |
| AC_DEFINE(WITH_DECIMAL_CONTEXTVAR, 1, |
| [Define if you want build the _decimal module using a coroutine-local rather than a thread-local context]) |
| fi |
| |
| AC_MSG_RESULT($with_decimal_contextvar) |
| |
| # Check for support for loadable sqlite extensions |
| AC_MSG_CHECKING(for --enable-loadable-sqlite-extensions) |
| AC_ARG_ENABLE(loadable-sqlite-extensions, |
| AS_HELP_STRING([--enable-loadable-sqlite-extensions], |
| [support loadable extensions in _sqlite module, see Doc/library/sqlite3.rst (default is no)]), |
| [], |
| [enable_loadable_sqlite_extensions="no"]) |
| |
| AC_MSG_RESULT($enable_loadable_sqlite_extensions) |
| |
| # Check for --with-tcltk-includes=path and --with-tcltk-libs=path |
| AC_SUBST(TCLTK_INCLUDES) |
| AC_SUBST(TCLTK_LIBS) |
| AC_MSG_CHECKING(for --with-tcltk-includes) |
| AC_ARG_WITH(tcltk-includes, |
| AS_HELP_STRING([--with-tcltk-includes='-I...'], [override search for Tcl and Tk include files]), |
| [], |
| [with_tcltk_includes="default"]) |
| AC_MSG_RESULT($with_tcltk_includes) |
| AC_MSG_CHECKING(for --with-tcltk-libs) |
| AC_ARG_WITH(tcltk-libs, |
| AS_HELP_STRING([--with-tcltk-libs='-L...'], [override search for Tcl and Tk libs]), |
| [], |
| [with_tcltk_libs="default"]) |
| AC_MSG_RESULT($with_tcltk_libs) |
| if test "x$with_tcltk_includes" = xdefault || test "x$with_tcltk_libs" = xdefault |
| then |
| if test "x$with_tcltk_includes" != "x$with_tcltk_libs" |
| then |
| AC_MSG_ERROR([use both --with-tcltk-includes='...' and --with-tcltk-libs='...' or neither]) |
| fi |
| TCLTK_INCLUDES="" |
| TCLTK_LIBS="" |
| else |
| TCLTK_INCLUDES="$with_tcltk_includes" |
| TCLTK_LIBS="$with_tcltk_libs" |
| fi |
| |
| # Check for --with-dbmliborder |
| AC_MSG_CHECKING(for --with-dbmliborder) |
| AC_ARG_WITH(dbmliborder, |
| AS_HELP_STRING([--with-dbmliborder=db1:db2:...], [override order to check db backends for dbm; a valid value is a colon separated string with the backend names `ndbm', `gdbm' and `bdb'.]), |
| [ |
| if test x$with_dbmliborder = xyes |
| then |
| AC_MSG_ERROR([proper usage is --with-dbmliborder=db1:db2:...]) |
| else |
| for db in `echo $with_dbmliborder | sed 's/:/ /g'`; do |
| if test x$db != xndbm && test x$db != xgdbm && test x$db != xbdb |
| then |
| AC_MSG_ERROR([proper usage is --with-dbmliborder=db1:db2:...]) |
| fi |
| done |
| fi]) |
| AC_MSG_RESULT($with_dbmliborder) |
| |
| # Templates for things AC_DEFINEd more than once. |
| # For a single AC_DEFINE, no template is needed. |
| AH_TEMPLATE(_REENTRANT, |
| [Define to force use of thread-safe errno, h_errno, and other functions]) |
| |
| if test "$ac_cv_pthread_is_default" = yes |
| then |
| # Defining _REENTRANT on system with POSIX threads should not hurt. |
| AC_DEFINE(_REENTRANT) |
| posix_threads=yes |
| if test "$ac_sys_system" = "SunOS"; then |
| CFLAGS="$CFLAGS -D_REENTRANT" |
| fi |
| elif test "$ac_cv_kpthread" = "yes" |
| then |
| CC="$CC -Kpthread" |
| if test "$ac_cv_cxx_thread" = "yes"; then |
| CXX="$CXX -Kpthread" |
| fi |
| posix_threads=yes |
| elif test "$ac_cv_kthread" = "yes" |
| then |
| CC="$CC -Kthread" |
| if test "$ac_cv_cxx_thread" = "yes"; then |
| CXX="$CXX -Kthread" |
| fi |
| posix_threads=yes |
| elif test "$ac_cv_pthread" = "yes" |
| then |
| CC="$CC -pthread" |
| if test "$ac_cv_cxx_thread" = "yes"; then |
| CXX="$CXX -pthread" |
| fi |
| posix_threads=yes |
| else |
| if test ! -z "$withval" -a -d "$withval" |
| then LDFLAGS="$LDFLAGS -L$withval" |
| fi |
| |
| # According to the POSIX spec, a pthreads implementation must |
| # define _POSIX_THREADS in unistd.h. Some apparently don't |
| # (e.g. gnu pth with pthread emulation) |
| AC_MSG_CHECKING(for _POSIX_THREADS in unistd.h) |
| AC_EGREP_CPP(yes, |
| [ |
| #include <unistd.h> |
| #ifdef _POSIX_THREADS |
| yes |
| #endif |
| ], unistd_defines_pthreads=yes, unistd_defines_pthreads=no) |
| AC_MSG_RESULT($unistd_defines_pthreads) |
| |
| AC_DEFINE(_REENTRANT) |
| # Just looking for pthread_create in libpthread is not enough: |
| # on HP/UX, pthread.h renames pthread_create to a different symbol name. |
| # So we really have to include pthread.h, and then link. |
| _libs=$LIBS |
| LIBS="$LIBS -lpthread" |
| AC_MSG_CHECKING([for pthread_create in -lpthread]) |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
| #include <stdio.h> |
| #include <pthread.h> |
| |
| void * start_routine (void *arg) { exit (0); }]], [[ |
| pthread_create (NULL, NULL, start_routine, NULL)]])],[ |
| AC_MSG_RESULT(yes) |
| posix_threads=yes |
| ],[ |
| LIBS=$_libs |
| AC_CHECK_FUNC(pthread_detach, [ |
| posix_threads=yes |
| ],[ |
| AC_CHECK_LIB(pthreads, pthread_create, [ |
| posix_threads=yes |
| LIBS="$LIBS -lpthreads" |
| ], [ |
| AC_CHECK_LIB(c_r, pthread_create, [ |
| posix_threads=yes |
| LIBS="$LIBS -lc_r" |
| ], [ |
| AC_CHECK_LIB(pthread, __pthread_create_system, [ |
| posix_threads=yes |
| LIBS="$LIBS -lpthread" |
| ], [ |
| AC_CHECK_LIB(cma, pthread_create, [ |
| posix_threads=yes |
| LIBS="$LIBS -lcma" |
| ],[ |
| AC_MSG_ERROR([could not find pthreads on your system]) |
| ]) |
| ])])])])]) |
| |
| AC_CHECK_LIB(mpc, usconfig, [ |
| LIBS="$LIBS -lmpc" |
| ]) |
| |
| fi |
| |
| if test "$posix_threads" = "yes"; then |
| if test "$unistd_defines_pthreads" = "no"; then |
| AC_DEFINE(_POSIX_THREADS, 1, |
| [Define if you have POSIX threads, |
| and your system does not define that.]) |
| fi |
| |
| # Bug 662787: Using semaphores causes unexplicable hangs on Solaris 8. |
| case $ac_sys_system/$ac_sys_release in |
| SunOS/5.6) AC_DEFINE(HAVE_PTHREAD_DESTRUCTOR, 1, |
| [Defined for Solaris 2.6 bug in pthread header.]) |
| ;; |
| SunOS/5.8) AC_DEFINE(HAVE_BROKEN_POSIX_SEMAPHORES, 1, |
| [Define if the Posix semaphores do not work on your system]) |
| ;; |
| AIX/*) AC_DEFINE(HAVE_BROKEN_POSIX_SEMAPHORES, 1, |
| [Define if the Posix semaphores do not work on your system]) |
| ;; |
| esac |
| |
| AC_MSG_CHECKING(if PTHREAD_SCOPE_SYSTEM is supported) |
| AC_CACHE_VAL(ac_cv_pthread_system_supported, |
| [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <stdio.h> |
| #include <pthread.h> |
| void *foo(void *parm) { |
| return NULL; |
| } |
| main() { |
| pthread_attr_t attr; |
| pthread_t id; |
| if (pthread_attr_init(&attr)) exit(-1); |
| if (pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM)) exit(-1); |
| if (pthread_create(&id, &attr, foo, NULL)) exit(-1); |
| exit(0); |
| }]])], |
| [ac_cv_pthread_system_supported=yes], |
| [ac_cv_pthread_system_supported=no], |
| [ac_cv_pthread_system_supported=no]) |
| ]) |
| AC_MSG_RESULT($ac_cv_pthread_system_supported) |
| if test "$ac_cv_pthread_system_supported" = "yes"; then |
| AC_DEFINE(PTHREAD_SYSTEM_SCHED_SUPPORTED, 1, [Defined if PTHREAD_SCOPE_SYSTEM supported.]) |
| fi |
| AC_CHECK_FUNCS(pthread_sigmask, |
| [case $ac_sys_system in |
| CYGWIN*) |
| AC_DEFINE(HAVE_BROKEN_PTHREAD_SIGMASK, 1, |
| [Define if pthread_sigmask() does not work on your system.]) |
| ;; |
| esac]) |
| AC_CHECK_FUNCS(pthread_getcpuclockid) |
| fi |
| |
| |
| # Check for enable-ipv6 |
| AH_TEMPLATE(ENABLE_IPV6, [Define if --enable-ipv6 is specified]) |
| AC_MSG_CHECKING([if --enable-ipv6 is specified]) |
| AC_ARG_ENABLE(ipv6, |
| AS_HELP_STRING([--enable-ipv6], |
| [enable ipv6 (with ipv4) support, see Doc/library/socket.rst (default is yes if supported)]), |
| [ case "$enableval" in |
| no) |
| AC_MSG_RESULT(no) |
| ipv6=no |
| ;; |
| *) AC_MSG_RESULT(yes) |
| AC_DEFINE(ENABLE_IPV6) |
| ipv6=yes |
| ;; |
| esac ], |
| |
| [ |
| dnl the check does not work on cross compilation case... |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ /* AF_INET6 available check */ |
| #include <sys/types.h> |
| #include <sys/socket.h>]], |
| [[int domain = AF_INET6;]])],[ |
| AC_MSG_RESULT(yes) |
| ipv6=yes |
| ],[ |
| AC_MSG_RESULT(no) |
| ipv6=no |
| ]) |
| |
| if test "$ipv6" = "yes"; then |
| AC_MSG_CHECKING(if RFC2553 API is available) |
| AC_COMPILE_IFELSE([ |
| AC_LANG_PROGRAM([[#include <sys/types.h> |
| #include <netinet/in.h>]], |
| [[struct sockaddr_in6 x; |
| x.sin6_scope_id;]]) |
| ],[ |
| AC_MSG_RESULT(yes) |
| ipv6=yes |
| ],[ |
| AC_MSG_RESULT(no, IPv6 disabled) |
| ipv6=no |
| ]) |
| fi |
| |
| if test "$ipv6" = "yes"; then |
| AC_DEFINE(ENABLE_IPV6) |
| fi |
| ]) |
| |
| ipv6type=unknown |
| ipv6lib=none |
| ipv6trylibc=no |
| |
| if test "$ipv6" = "yes"; then |
| AC_MSG_CHECKING([ipv6 stack type]) |
| for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta; |
| do |
| case $i in |
| inria) |
| dnl http://www.kame.net/ |
| AC_EGREP_CPP(yes, [ |
| #include <netinet/in.h> |
| #ifdef IPV6_INRIA_VERSION |
| yes |
| #endif], |
| [ipv6type=$i]) |
| ;; |
| kame) |
| dnl http://www.kame.net/ |
| AC_EGREP_CPP(yes, [ |
| #include <netinet/in.h> |
| #ifdef __KAME__ |
| yes |
| #endif], |
| [ipv6type=$i; |
| ipv6lib=inet6 |
| ipv6libdir=/usr/local/v6/lib |
| ipv6trylibc=yes]) |
| ;; |
| linux-glibc) |
| dnl http://www.v6.linux.or.jp/ |
| AC_EGREP_CPP(yes, [ |
| #include <features.h> |
| #if defined(__GLIBC__) && ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2)) |
| yes |
| #endif], |
| [ipv6type=$i; |
| ipv6trylibc=yes]) |
| ;; |
| linux-inet6) |
| dnl http://www.v6.linux.or.jp/ |
| if test -d /usr/inet6; then |
| ipv6type=$i |
| ipv6lib=inet6 |
| ipv6libdir=/usr/inet6/lib |
| BASECFLAGS="-I/usr/inet6/include $BASECFLAGS" |
| fi |
| ;; |
| solaris) |
| if test -f /etc/netconfig; then |
| if $GREP -q tcp6 /etc/netconfig; then |
| ipv6type=$i |
| ipv6trylibc=yes |
| fi |
| fi |
| ;; |
| toshiba) |
| AC_EGREP_CPP(yes, [ |
| #include <sys/param.h> |
| #ifdef _TOSHIBA_INET6 |
| yes |
| #endif], |
| [ipv6type=$i; |
| ipv6lib=inet6; |
| ipv6libdir=/usr/local/v6/lib]) |
| ;; |
| v6d) |
| AC_EGREP_CPP(yes, [ |
| #include </usr/local/v6/include/sys/v6config.h> |
| #ifdef __V6D__ |
| yes |
| #endif], |
| [ipv6type=$i; |
| ipv6lib=v6; |
| ipv6libdir=/usr/local/v6/lib; |
| BASECFLAGS="-I/usr/local/v6/include $BASECFLAGS"]) |
| ;; |
| zeta) |
| AC_EGREP_CPP(yes, [ |
| #include <sys/param.h> |
| #ifdef _ZETA_MINAMI_INET6 |
| yes |
| #endif], |
| [ipv6type=$i; |
| ipv6lib=inet6; |
| ipv6libdir=/usr/local/v6/lib]) |
| ;; |
| esac |
| if test "$ipv6type" != "unknown"; then |
| break |
| fi |
| done |
| AC_MSG_RESULT($ipv6type) |
| fi |
| |
| if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then |
| if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then |
| LIBS="-L$ipv6libdir -l$ipv6lib $LIBS" |
| echo "using lib$ipv6lib" |
| else |
| if test $ipv6trylibc = "yes"; then |
| echo "using libc" |
| else |
| echo 'Fatal: no $ipv6lib library found. cannot continue.' |
| echo "You need to fetch lib$ipv6lib.a from appropriate" |
| echo 'ipv6 kit and compile beforehand.' |
| exit 1 |
| fi |
| fi |
| fi |
| |
| AC_MSG_CHECKING(for CAN_RAW_FD_FRAMES) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ /* CAN_RAW_FD_FRAMES available check */ |
| #include <linux/can/raw.h>]], |
| [[int can_raw_fd_frames = CAN_RAW_FD_FRAMES;]])],[ |
| AC_DEFINE(HAVE_LINUX_CAN_RAW_FD_FRAMES, 1, [Define if compiling using Linux 3.6 or later.]) |
| AC_MSG_RESULT(yes) |
| ],[ |
| AC_MSG_RESULT(no) |
| ]) |
| |
| AC_MSG_CHECKING(for CAN_RAW_JOIN_FILTERS) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <linux/can/raw.h>]], |
| [[int can_raw_join_filters = CAN_RAW_JOIN_FILTERS;]])],[ |
| AC_DEFINE(HAVE_LINUX_CAN_RAW_JOIN_FILTERS, 1, [Define if compiling using Linux 4.1 or later.]) |
| AC_MSG_RESULT(yes) |
| ],[ |
| AC_MSG_RESULT(no) |
| ]) |
| |
| # Check for --with-doc-strings |
| AC_MSG_CHECKING(for --with-doc-strings) |
| AC_ARG_WITH(doc-strings, |
| AS_HELP_STRING([--with-doc-strings], [enable documentation strings (default is yes)])) |
| |
| if test -z "$with_doc_strings" |
| then with_doc_strings="yes" |
| fi |
| if test "$with_doc_strings" != "no" |
| then |
| AC_DEFINE(WITH_DOC_STRINGS, 1, |
| [Define if you want documentation strings in extension modules]) |
| fi |
| AC_MSG_RESULT($with_doc_strings) |
| |
| # Check for Python-specific malloc support |
| AC_MSG_CHECKING(for --with-pymalloc) |
| AC_ARG_WITH(pymalloc, |
| AS_HELP_STRING([--with-pymalloc], [enable specialized mallocs (default is yes)])) |
| |
| if test -z "$with_pymalloc" |
| then |
| with_pymalloc="yes" |
| fi |
| if test "$with_pymalloc" != "no" |
| then |
| AC_DEFINE(WITH_PYMALLOC, 1, |
| [Define if you want to compile in Python-specific mallocs]) |
| fi |
| AC_MSG_RESULT($with_pymalloc) |
| |
| # Check for --with-c-locale-coercion |
| AC_MSG_CHECKING(for --with-c-locale-coercion) |
| AC_ARG_WITH(c-locale-coercion, |
| AS_HELP_STRING([--with-c-locale-coercion], |
| [enable C locale coercion to a UTF-8 based locale (default is yes)])) |
| |
| if test -z "$with_c_locale_coercion" |
| then |
| with_c_locale_coercion="yes" |
| fi |
| if test "$with_c_locale_coercion" != "no" |
| then |
| AC_DEFINE(PY_COERCE_C_LOCALE, 1, |
| [Define if you want to coerce the C locale to a UTF-8 based locale]) |
| fi |
| AC_MSG_RESULT($with_c_locale_coercion) |
| |
| # Check for Valgrind support |
| AC_MSG_CHECKING([for --with-valgrind]) |
| AC_ARG_WITH([valgrind], |
| AS_HELP_STRING([--with-valgrind], [enable Valgrind support (default is no)]),, |
| with_valgrind=no) |
| AC_MSG_RESULT([$with_valgrind]) |
| if test "$with_valgrind" != no; then |
| AC_CHECK_HEADER([valgrind/valgrind.h], |
| [AC_DEFINE([WITH_VALGRIND], 1, [Define if you want pymalloc to be disabled when running under valgrind])], |
| [AC_MSG_ERROR([Valgrind support requested but headers not available])] |
| ) |
| OPT="-DDYNAMIC_ANNOTATIONS_ENABLED=1 $OPT" |
| fi |
| |
| # Check for DTrace support |
| AC_MSG_CHECKING(for --with-dtrace) |
| AC_ARG_WITH(dtrace, |
| AS_HELP_STRING([--with-dtrace],[enable DTrace support (default is no)]),, |
| with_dtrace=no) |
| AC_MSG_RESULT($with_dtrace) |
| |
| AC_SUBST(DTRACE) |
| AC_SUBST(DFLAGS) |
| AC_SUBST(DTRACE_HEADERS) |
| AC_SUBST(DTRACE_OBJS) |
| DTRACE= |
| DTRACE_HEADERS= |
| DTRACE_OBJS= |
| |
| if test "$with_dtrace" = "yes" |
| then |
| AC_PATH_PROG(DTRACE, [dtrace], [not found]) |
| if test "$DTRACE" = "not found"; then |
| AC_MSG_ERROR([dtrace command not found on \$PATH]) |
| fi |
| AC_DEFINE(WITH_DTRACE, 1, [Define if you want to compile in DTrace support]) |
| DTRACE_HEADERS="Include/pydtrace_probes.h" |
| |
| # On OS X, DTrace providers do not need to be explicitly compiled and |
| # linked into the binary. Correspondingly, dtrace(1) is missing the ELF |
| # generation flag '-G'. We check for presence of this flag, rather than |
| # hardcoding support by OS, in the interest of robustness. |
| AC_CACHE_CHECK([whether DTrace probes require linking], |
| [ac_cv_dtrace_link], [dnl |
| ac_cv_dtrace_link=no |
| echo 'BEGIN{}' > conftest.d |
| "$DTRACE" $DFLAGS -G -s conftest.d -o conftest.o > /dev/null 2>&1 && \ |
| ac_cv_dtrace_link=yes |
| ]) |
| if test "$ac_cv_dtrace_link" = "yes"; then |
| DTRACE_OBJS="Python/pydtrace.o" |
| fi |
| fi |
| |
| # -I${DLINCLDIR} is added to the compile rule for importdl.o |
| AC_SUBST(DLINCLDIR) |
| DLINCLDIR=. |
| |
| # the dlopen() function means we might want to use dynload_shlib.o. some |
| # platforms have dlopen(), but don't want to use it. |
| AC_CHECK_FUNCS(dlopen) |
| |
| # DYNLOADFILE specifies which dynload_*.o file we will use for dynamic |
| # loading of modules. |
| AC_SUBST(DYNLOADFILE) |
| AC_MSG_CHECKING(DYNLOADFILE) |
| if test -z "$DYNLOADFILE" |
| then |
| case $ac_sys_system/$ac_sys_release in |
| hp*|HP*) DYNLOADFILE="dynload_hpux.o";; |
| *) |
| # use dynload_shlib.c and dlopen() if we have it; otherwise stub |
| # out any dynamic loading |
| if test "$ac_cv_func_dlopen" = yes |
| then DYNLOADFILE="dynload_shlib.o" |
| else DYNLOADFILE="dynload_stub.o" |
| fi |
| ;; |
| esac |
| fi |
| AC_MSG_RESULT($DYNLOADFILE) |
| if test "$DYNLOADFILE" != "dynload_stub.o" |
| then |
| AC_DEFINE(HAVE_DYNAMIC_LOADING, 1, |
| [Defined when any dynamic module loading is enabled.]) |
| fi |
| |
| # MACHDEP_OBJS can be set to platform-specific object files needed by Python |
| |
| AC_SUBST(MACHDEP_OBJS) |
| AC_MSG_CHECKING(MACHDEP_OBJS) |
| if test -z "$MACHDEP_OBJS" |
| then |
| MACHDEP_OBJS=$extra_machdep_objs |
| else |
| MACHDEP_OBJS="$MACHDEP_OBJS $extra_machdep_objs" |
| fi |
| if test -z "$MACHDEP_OBJS"; then |
| AC_MSG_RESULT([none]) |
| else |
| AC_MSG_RESULT([$MACHDEP_OBJS]) |
| fi |
| |
| # checks for library functions |
| AC_CHECK_FUNCS(alarm accept4 setitimer getitimer bind_textdomain_codeset chown \ |
| clock confstr close_range copy_file_range ctermid dup3 execv explicit_bzero \ |
| explicit_memset faccessat fchmod fchmodat fchown fchownat \ |
| fdwalk fexecve fdopendir fork fpathconf fstatat ftime ftruncate futimesat \ |
| futimens futimes gai_strerror getentropy \ |
| getgrgid_r getgrnam_r \ |
| getgrouplist getgroups getlogin getloadavg getpeername getpgid getpid \ |
| getpriority getresuid getresgid getpwent getpwnam_r getpwuid_r getspnam getspent getsid getwd \ |
| if_nameindex \ |
| initgroups kill killpg lchown lockf linkat lstat lutimes mmap \ |
| memrchr mbrtowc mkdirat mkfifo \ |
| madvise mkfifoat mknod mknodat mktime mremap nice openat pathconf pause pipe2 plock poll \ |
| posix_fallocate posix_fadvise posix_spawn posix_spawnp pread preadv preadv2 \ |
| pthread_condattr_setclock pthread_init pthread_kill pwrite pwritev pwritev2 \ |
| readlink readlinkat readv realpath renameat \ |
| sem_open sem_timedwait sem_getvalue sem_unlink sendfile setegid seteuid \ |
| setgid sethostname \ |
| setlocale setregid setreuid setresuid setresgid setsid setpgid setpgrp setpriority setuid setvbuf \ |
| sched_get_priority_max sched_setaffinity sched_setscheduler sched_setparam \ |
| sched_rr_get_interval \ |
| sigaction sigaltstack sigfillset siginterrupt sigpending sigrelse \ |
| sigtimedwait sigwait sigwaitinfo snprintf splice strftime strlcpy strsignal symlinkat sync \ |
| sysconf tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \ |
| truncate uname unlinkat utimensat utimes vfork waitid waitpid wait3 wait4 \ |
| wcscoll wcsftime wcsxfrm wmemcmp writev _getpty rtpSpawn) |
| |
| # Force lchmod off for Linux. Linux disallows changing the mode of symbolic |
| # links. Some libc implementations have a stub lchmod implementation that always |
| # returns an error. |
| if test "$MACHDEP" != linux; then |
| AC_CHECK_FUNCS(lchmod) |
| fi |
| |
| AC_CHECK_DECL(dirfd, |
| AC_DEFINE(HAVE_DIRFD, 1, |
| Define if you have the 'dirfd' function or macro.), , |
| [#include <sys/types.h> |
| #include <dirent.h>]) |
| |
| # For some functions, having a definition is not sufficient, since |
| # we want to take their address. |
| AC_MSG_CHECKING(for chroot) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=chroot]])], |
| [AC_DEFINE(HAVE_CHROOT, 1, Define if you have the 'chroot' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| AC_MSG_CHECKING(for link) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=link]])], |
| [AC_DEFINE(HAVE_LINK, 1, Define if you have the 'link' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| AC_MSG_CHECKING(for symlink) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=symlink]])], |
| [AC_DEFINE(HAVE_SYMLINK, 1, Define if you have the 'symlink' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| AC_MSG_CHECKING(for fchdir) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=fchdir]])], |
| [AC_DEFINE(HAVE_FCHDIR, 1, Define if you have the 'fchdir' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| AC_MSG_CHECKING(for fsync) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=fsync]])], |
| [AC_DEFINE(HAVE_FSYNC, 1, Define if you have the 'fsync' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| AC_MSG_CHECKING(for fdatasync) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[void *x=fdatasync]])], |
| [AC_DEFINE(HAVE_FDATASYNC, 1, Define if you have the 'fdatasync' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| AC_MSG_CHECKING(for epoll) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/epoll.h>]], [[void *x=epoll_create]])], |
| [AC_DEFINE(HAVE_EPOLL, 1, Define if you have the 'epoll' functions.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| AC_MSG_CHECKING(for epoll_create1) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/epoll.h>]], [[void *x=epoll_create1]])], |
| [AC_DEFINE(HAVE_EPOLL_CREATE1, 1, Define if you have the 'epoll_create1' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| AC_MSG_CHECKING(for kqueue) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <sys/types.h> |
| #include <sys/event.h> |
| ]], [[int x=kqueue()]])], |
| [AC_DEFINE(HAVE_KQUEUE, 1, Define if you have the 'kqueue' functions.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| AC_MSG_CHECKING(for prlimit) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <sys/time.h> |
| #include <sys/resource.h> |
| ]], [[void *x=prlimit]])], |
| [AC_DEFINE(HAVE_PRLIMIT, 1, Define if you have the 'prlimit' functions.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| AC_MSG_CHECKING(for _dyld_shared_cache_contains_path) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <mach-o/dyld.h>]], [[void *x=_dyld_shared_cache_contains_path]])], |
| [AC_DEFINE(HAVE_DYLD_SHARED_CACHE_CONTAINS_PATH, 1, Define if you have the '_dyld_shared_cache_contains_path' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| |
| AC_MSG_CHECKING(for memfd_create) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #ifdef HAVE_SYS_MMAN_H |
| #include <sys/mman.h> |
| #endif |
| #ifdef HAVE_SYS_MEMFD_H |
| #include <sys/memfd.h> |
| #endif |
| ]], [[void *x=memfd_create]])], |
| [AC_DEFINE(HAVE_MEMFD_CREATE, 1, Define if you have the 'memfd_create' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| |
| AC_MSG_CHECKING(for eventfd) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #ifdef HAVE_SYS_EVENTFD_H |
| #include <sys/eventfd.h> |
| #endif |
| ]], [[int x = eventfd(0, EFD_CLOEXEC)]])], |
| [AC_DEFINE(HAVE_EVENTFD, 1, Define if you have the 'eventfd' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| |
| # On some systems (eg. FreeBSD 5), we would find a definition of the |
| # functions ctermid_r, setgroups in the library, but no prototype |
| # (e.g. because we use _XOPEN_SOURCE). See whether we can take their |
| # address to avoid compiler warnings and potential miscompilations |
| # because of the missing prototypes. |
| |
| AC_MSG_CHECKING(for ctermid_r) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <stdio.h> |
| ]], [[void* p = ctermid_r]])], |
| [AC_DEFINE(HAVE_CTERMID_R, 1, Define if you have the 'ctermid_r' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| |
| AC_CACHE_CHECK([for flock declaration], [ac_cv_flock_decl], |
| [AC_COMPILE_IFELSE( |
| [AC_LANG_PROGRAM( |
| [#include <sys/file.h>], |
| [void* p = flock] |
| )], |
| [ac_cv_flock_decl=yes], |
| [ac_cv_flock_decl=no] |
| ) |
| ]) |
| if test "x${ac_cv_flock_decl}" = xyes; then |
| AC_CHECK_FUNCS(flock,, |
| AC_CHECK_LIB(bsd,flock, |
| [AC_DEFINE(HAVE_FLOCK) |
| AC_DEFINE(FLOCK_NEEDS_LIBBSD, 1, Define if flock needs to be linked with bsd library.) |
| ]) |
| ) |
| fi |
| |
| AC_MSG_CHECKING(for getpagesize) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <unistd.h> |
| ]], [[void* p = getpagesize]])], |
| [AC_DEFINE(HAVE_GETPAGESIZE, 1, Define if you have the 'getpagesize' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| |
| AC_MSG_CHECKING(for broken unsetenv) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <stdlib.h> |
| ]], [[int res = unsetenv("DUMMY")]])], |
| [AC_MSG_RESULT(no)], |
| [AC_DEFINE(HAVE_BROKEN_UNSETENV, 1, Define if `unsetenv` does not return an int.) |
| AC_MSG_RESULT(yes) |
| ]) |
| |
| dnl check for true |
| AC_CHECK_PROGS(TRUE, true, /bin/true) |
| |
| dnl On some systems (e.g. Solaris 9), hstrerror and inet_aton are in -lresolv |
| dnl On others, they are in the C library, so we to take no action |
| AC_CHECK_LIB(c, inet_aton, [$ac_cv_prog_TRUE], |
| AC_CHECK_LIB(resolv, inet_aton) |
| ) |
| |
| # On Tru64, chflags seems to be present, but calling it will |
| # exit Python |
| AC_CACHE_CHECK([for chflags], [ac_cv_have_chflags], [dnl |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <sys/stat.h> |
| #include <unistd.h> |
| int main(int argc, char*argv[]) |
| { |
| if(chflags(argv[0], 0) != 0) |
| return 1; |
| return 0; |
| } |
| ]])], |
| [ac_cv_have_chflags=yes], |
| [ac_cv_have_chflags=no], |
| [ac_cv_have_chflags=cross]) |
| ]) |
| if test "$ac_cv_have_chflags" = cross ; then |
| AC_CHECK_FUNC([chflags], [ac_cv_have_chflags="yes"], [ac_cv_have_chflags="no"]) |
| fi |
| if test "$ac_cv_have_chflags" = yes ; then |
| AC_DEFINE(HAVE_CHFLAGS, 1, [Define to 1 if you have the 'chflags' function.]) |
| fi |
| |
| AC_CACHE_CHECK([for lchflags], [ac_cv_have_lchflags], [dnl |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <sys/stat.h> |
| #include <unistd.h> |
| int main(int argc, char*argv[]) |
| { |
| if(lchflags(argv[0], 0) != 0) |
| return 1; |
| return 0; |
| } |
| ]])],[ac_cv_have_lchflags=yes],[ac_cv_have_lchflags=no],[ac_cv_have_lchflags=cross]) |
| ]) |
| if test "$ac_cv_have_lchflags" = cross ; then |
| AC_CHECK_FUNC([lchflags], [ac_cv_have_lchflags="yes"], [ac_cv_have_lchflags="no"]) |
| fi |
| if test "$ac_cv_have_lchflags" = yes ; then |
| AC_DEFINE(HAVE_LCHFLAGS, 1, [Define to 1 if you have the 'lchflags' function.]) |
| fi |
| |
| dnl Check if system zlib has *Copy() functions |
| dnl |
| dnl On MacOSX the linker will search for dylibs on the entire linker path |
| dnl before searching for static libraries. setup.py adds -Wl,-search_paths_first |
| dnl to revert to a more traditional unix behaviour and make it possible to |
| dnl override the system libz with a local static library of libz. Temporarily |
| dnl add that flag to our CFLAGS as well to ensure that we check the version |
| dnl of libz that will be used by setup.py. |
| dnl The -L/usr/local/lib is needed as wel to get the same compilation |
| dnl environment as setup.py (and leaving it out can cause configure to use the |
| dnl wrong version of the library) |
| case $ac_sys_system/$ac_sys_release in |
| Darwin/*) |
| _CUR_CFLAGS="${CFLAGS}" |
| _CUR_LDFLAGS="${LDFLAGS}" |
| CFLAGS="${CFLAGS} -Wl,-search_paths_first" |
| LDFLAGS="${LDFLAGS} -Wl,-search_paths_first -L/usr/local/lib" |
| ;; |
| esac |
| |
| AC_CHECK_LIB(z, inflateCopy, AC_DEFINE(HAVE_ZLIB_COPY, 1, [Define if the zlib library has inflateCopy])) |
| |
| case $ac_sys_system/$ac_sys_release in |
| Darwin/*) |
| CFLAGS="${_CUR_CFLAGS}" |
| LDFLAGS="${_CUR_LDFLAGS}" |
| ;; |
| esac |
| |
| AC_MSG_CHECKING(for hstrerror) |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
| #include <netdb.h> |
| ]], [[void* p = hstrerror; hstrerror(0)]])], |
| [AC_DEFINE(HAVE_HSTRERROR, 1, Define if you have the 'hstrerror' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| |
| AC_MSG_CHECKING(for inet_aton) |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
| #include <sys/types.h> |
| #include <sys/socket.h> |
| #include <netinet/in.h> |
| #include <arpa/inet.h> |
| ]], [[void* p = inet_aton;inet_aton(0,0)]])], |
| [AC_DEFINE(HAVE_INET_ATON, 1, Define if you have the 'inet_aton' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| |
| AC_MSG_CHECKING(for inet_pton) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <sys/types.h> |
| #include <sys/socket.h> |
| #include <netinet/in.h> |
| #include <arpa/inet.h> |
| ]], [[void* p = inet_pton]])], |
| [AC_DEFINE(HAVE_INET_PTON, 1, Define if you have the 'inet_pton' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| |
| # On some systems, setgroups is in unistd.h, on others, in grp.h |
| AC_MSG_CHECKING(for setgroups) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <unistd.h> |
| #ifdef HAVE_GRP_H |
| #include <grp.h> |
| #endif |
| ]], [[void* p = setgroups]])], |
| [AC_DEFINE(HAVE_SETGROUPS, 1, Define if you have the 'setgroups' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no) |
| ]) |
| |
| # check for openpty and forkpty |
| |
| AC_CHECK_FUNCS(openpty,, |
| AC_CHECK_LIB(util,openpty, |
| [AC_DEFINE(HAVE_OPENPTY) LIBS="$LIBS -lutil"], |
| AC_CHECK_LIB(bsd,openpty, [AC_DEFINE(HAVE_OPENPTY) LIBS="$LIBS -lbsd"]) |
| ) |
| ) |
| AC_CHECK_FUNCS(forkpty,, |
| AC_CHECK_LIB(util,forkpty, |
| [AC_DEFINE(HAVE_FORKPTY) LIBS="$LIBS -lutil"], |
| AC_CHECK_LIB(bsd,forkpty, [AC_DEFINE(HAVE_FORKPTY) LIBS="$LIBS -lbsd"]) |
| ) |
| ) |
| |
| # check for long file support functions |
| AC_CHECK_FUNCS(fseek64 fseeko fstatvfs ftell64 ftello statvfs) |
| |
| AC_REPLACE_FUNCS(dup2) |
| AC_CHECK_FUNCS(getpgrp, |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[getpgrp(0);]])], |
| [AC_DEFINE(GETPGRP_HAVE_ARG, 1, [Define if getpgrp() must be called as getpgrp(0).])], |
| []) |
| ) |
| AC_CHECK_FUNCS(setpgrp, |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <unistd.h>]], [[setpgrp(0,0);]])], |
| [AC_DEFINE(SETPGRP_HAVE_ARG, 1, [Define if setpgrp() must be called as setpgrp(0, 0).])], |
| []) |
| ) |
| |
| # We search for both crypt and crypt_r as one or the other may be defined |
| # This gets us our -lcrypt in LIBS when required on the target platform. |
| AC_SEARCH_LIBS(crypt, crypt) |
| AC_SEARCH_LIBS(crypt_r, crypt) |
| |
| AC_CHECK_FUNC(crypt_r, |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #define _GNU_SOURCE /* Required for crypt_r()'s prototype in glibc. */ |
| #include <crypt.h> |
| ]], [[ |
| struct crypt_data d; |
| char *r = crypt_r("", "", &d); |
| ]])], |
| [AC_DEFINE(HAVE_CRYPT_R, 1, [Define if you have the crypt_r() function.])], |
| []) |
| ) |
| |
| AC_CHECK_FUNCS(clock_gettime, [], [ |
| AC_CHECK_LIB(rt, clock_gettime, [ |
| LIBS="$LIBS -lrt" |
| AC_DEFINE(HAVE_CLOCK_GETTIME, 1) |
| AC_DEFINE(TIMEMODULE_LIB, [rt], |
| [Library needed by timemodule.c: librt may be needed for clock_gettime()]) |
| ]) |
| ]) |
| |
| AC_CHECK_FUNCS(clock_getres, [], [ |
| AC_CHECK_LIB(rt, clock_getres, [ |
| AC_DEFINE(HAVE_CLOCK_GETRES, 1) |
| ]) |
| ]) |
| |
| AC_CHECK_FUNCS(clock_settime, [], [ |
| AC_CHECK_LIB(rt, clock_settime, [ |
| AC_DEFINE(HAVE_CLOCK_SETTIME, 1) |
| ]) |
| ]) |
| |
| AC_MSG_CHECKING(for major, minor, and makedev) |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
| #if defined(MAJOR_IN_MKDEV) |
| #include <sys/mkdev.h> |
| #elif defined(MAJOR_IN_SYSMACROS) |
| #include <sys/sysmacros.h> |
| #else |
| #include <sys/types.h> |
| #endif |
| ]], [[ |
| makedev(major(0),minor(0)); |
| ]])],[ |
| AC_DEFINE(HAVE_DEVICE_MACROS, 1, |
| [Define to 1 if you have the device macros.]) |
| AC_MSG_RESULT(yes) |
| ],[ |
| AC_MSG_RESULT(no) |
| ]) |
| |
| # On OSF/1 V5.1, getaddrinfo is available, but a define |
| # for [no]getaddrinfo in netdb.h. |
| AC_MSG_CHECKING(for getaddrinfo) |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[ |
| #include <sys/types.h> |
| #include <sys/socket.h> |
| #include <netdb.h> |
| #include <stdio.h> |
| ]], [[getaddrinfo(NULL, NULL, NULL, NULL);]])], |
| [have_getaddrinfo=yes], |
| [have_getaddrinfo=no]) |
| AC_MSG_RESULT($have_getaddrinfo) |
| if test $have_getaddrinfo = yes |
| then |
| AC_MSG_CHECKING(getaddrinfo bug) |
| AC_CACHE_VAL(ac_cv_buggy_getaddrinfo, |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[[ |
| #include <stdio.h> |
| #include <sys/types.h> |
| #include <netdb.h> |
| #include <string.h> |
| #include <sys/socket.h> |
| #include <netinet/in.h> |
| |
| int main() |
| { |
| int passive, gaierr, inet4 = 0, inet6 = 0; |
| struct addrinfo hints, *ai, *aitop; |
| char straddr[INET6_ADDRSTRLEN], strport[16]; |
| |
| for (passive = 0; passive <= 1; passive++) { |
| memset(&hints, 0, sizeof(hints)); |
| hints.ai_family = AF_UNSPEC; |
| hints.ai_flags = passive ? AI_PASSIVE : 0; |
| hints.ai_socktype = SOCK_STREAM; |
| hints.ai_protocol = IPPROTO_TCP; |
| if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) { |
| (void)gai_strerror(gaierr); |
| goto bad; |
| } |
| for (ai = aitop; ai; ai = ai->ai_next) { |
| if (ai->ai_addr == NULL || |
| ai->ai_addrlen == 0 || |
| getnameinfo(ai->ai_addr, ai->ai_addrlen, |
| straddr, sizeof(straddr), strport, sizeof(strport), |
| NI_NUMERICHOST|NI_NUMERICSERV) != 0) { |
| goto bad; |
| } |
| switch (ai->ai_family) { |
| case AF_INET: |
| if (strcmp(strport, "54321") != 0) { |
| goto bad; |
| } |
| if (passive) { |
| if (strcmp(straddr, "0.0.0.0") != 0) { |
| goto bad; |
| } |
| } else { |
| if (strcmp(straddr, "127.0.0.1") != 0) { |
| goto bad; |
| } |
| } |
| inet4++; |
| break; |
| case AF_INET6: |
| if (strcmp(strport, "54321") != 0) { |
| goto bad; |
| } |
| if (passive) { |
| if (strcmp(straddr, "::") != 0) { |
| goto bad; |
| } |
| } else { |
| if (strcmp(straddr, "::1") != 0) { |
| goto bad; |
| } |
| } |
| inet6++; |
| break; |
| case AF_UNSPEC: |
| goto bad; |
| break; |
| default: |
| /* another family support? */ |
| break; |
| } |
| } |
| freeaddrinfo(aitop); |
| aitop = NULL; |
| } |
| |
| if (!(inet4 == 0 || inet4 == 2)) |
| goto bad; |
| if (!(inet6 == 0 || inet6 == 2)) |
| goto bad; |
| |
| if (aitop) |
| freeaddrinfo(aitop); |
| return 0; |
| |
| bad: |
| if (aitop) |
| freeaddrinfo(aitop); |
| return 1; |
| } |
| ]]])], |
| [ac_cv_buggy_getaddrinfo=no], |
| [ac_cv_buggy_getaddrinfo=yes], |
| [ |
| if test "${enable_ipv6+set}" = set; then |
| ac_cv_buggy_getaddrinfo="no -- configured with --(en|dis)able-ipv6" |
| else |
| ac_cv_buggy_getaddrinfo=yes |
| fi])) |
| fi |
| |
| AC_MSG_RESULT($ac_cv_buggy_getaddrinfo) |
| |
| if test $have_getaddrinfo = no || test "$ac_cv_buggy_getaddrinfo" = yes |
| then |
| if test $ipv6 = yes |
| then |
| echo 'Fatal: You must get working getaddrinfo() function.' |
| echo ' or you can specify "--disable-ipv6"'. |
| exit 1 |
| fi |
| else |
| AC_DEFINE(HAVE_GETADDRINFO, 1, [Define if you have the getaddrinfo function.]) |
| fi |
| |
| AC_CHECK_FUNCS(getnameinfo) |
| |
| # checks for structures |
| AC_HEADER_TIME |
| AC_STRUCT_TM |
| AC_STRUCT_TIMEZONE |
| AC_CHECK_MEMBERS([struct stat.st_rdev]) |
| AC_CHECK_MEMBERS([struct stat.st_blksize]) |
| AC_CHECK_MEMBERS([struct stat.st_flags]) |
| AC_CHECK_MEMBERS([struct stat.st_gen]) |
| AC_CHECK_MEMBERS([struct stat.st_birthtime]) |
| AC_CHECK_MEMBERS([struct stat.st_blocks]) |
| AC_CHECK_MEMBERS([struct passwd.pw_gecos, struct passwd.pw_passwd], [], [], [[ |
| #include <sys/types.h> |
| #include <pwd.h> |
| ]]) |
| # Issue #21085: In Cygwin, siginfo_t does not have si_band field. |
| AC_CHECK_MEMBERS([siginfo_t.si_band], [], [], [[#include <signal.h>]]) |
| |
| AC_MSG_CHECKING(for time.h that defines altzone) |
| AC_CACHE_VAL(ac_cv_header_time_altzone,[ |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[return altzone;]])], |
| [ac_cv_header_time_altzone=yes], |
| [ac_cv_header_time_altzone=no]) |
| ]) |
| AC_MSG_RESULT($ac_cv_header_time_altzone) |
| if test $ac_cv_header_time_altzone = yes; then |
| AC_DEFINE(HAVE_ALTZONE, 1, [Define this if your time.h defines altzone.]) |
| fi |
| |
| was_it_defined=no |
| AC_MSG_CHECKING(whether sys/select.h and sys/time.h may both be included) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <sys/types.h> |
| #include <sys/select.h> |
| #include <sys/time.h> |
| ]], [[;]])],[ |
| AC_DEFINE(SYS_SELECT_WITH_SYS_TIME, 1, |
| [Define if you can safely include both <sys/select.h> and <sys/time.h> |
| (which you can't on SCO ODT 3.0).]) |
| was_it_defined=yes |
| ],[]) |
| AC_MSG_RESULT($was_it_defined) |
| |
| AC_MSG_CHECKING(for addrinfo) |
| AC_CACHE_VAL(ac_cv_struct_addrinfo, |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]], [[struct addrinfo a]])], |
| [ac_cv_struct_addrinfo=yes], |
| [ac_cv_struct_addrinfo=no])) |
| AC_MSG_RESULT($ac_cv_struct_addrinfo) |
| if test $ac_cv_struct_addrinfo = yes; then |
| AC_DEFINE(HAVE_ADDRINFO, 1, [struct addrinfo (netdb.h)]) |
| fi |
| |
| AC_MSG_CHECKING(for sockaddr_storage) |
| AC_CACHE_VAL(ac_cv_struct_sockaddr_storage, |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| # include <sys/types.h> |
| # include <sys/socket.h>]], [[struct sockaddr_storage s]])], |
| [ac_cv_struct_sockaddr_storage=yes], |
| [ac_cv_struct_sockaddr_storage=no])) |
| AC_MSG_RESULT($ac_cv_struct_sockaddr_storage) |
| if test $ac_cv_struct_sockaddr_storage = yes; then |
| AC_DEFINE(HAVE_SOCKADDR_STORAGE, 1, [struct sockaddr_storage (sys/socket.h)]) |
| fi |
| |
| AC_MSG_CHECKING(for sockaddr_alg) |
| AC_CACHE_VAL(ac_cv_struct_sockaddr_alg, |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| # include <sys/types.h> |
| # include <sys/socket.h> |
| # include <linux/if_alg.h>]], [[struct sockaddr_alg s]])], |
| [ac_cv_struct_sockaddr_alg=yes], |
| [ac_cv_struct_sockaddr_alg=no])) |
| AC_MSG_RESULT($ac_cv_struct_sockaddr_alg) |
| if test $ac_cv_struct_sockaddr_alg = yes; then |
| AC_DEFINE(HAVE_SOCKADDR_ALG, 1, [struct sockaddr_alg (linux/if_alg.h)]) |
| fi |
| |
| # checks for compiler characteristics |
| |
| AC_C_CHAR_UNSIGNED |
| AC_C_CONST |
| |
| works=no |
| AC_MSG_CHECKING(for working signed char) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[signed char c;]])], |
| [works=yes], |
| [AC_DEFINE(signed, , [Define to empty if the keyword does not work.])] |
| ) |
| AC_MSG_RESULT($works) |
| |
| have_prototypes=no |
| AC_MSG_CHECKING(for prototypes) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[int foo(int x) { return 0; }]], [[return foo(10);]])], |
| [AC_DEFINE(HAVE_PROTOTYPES, 1, |
| [Define if your compiler supports function prototype]) |
| have_prototypes=yes], |
| [] |
| ) |
| AC_MSG_RESULT($have_prototypes) |
| |
| works=no |
| AC_MSG_CHECKING(for variable length prototypes and stdarg.h) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <stdarg.h> |
| int foo(int x, ...) { |
| va_list va; |
| va_start(va, x); |
| va_arg(va, int); |
| va_arg(va, char *); |
| va_arg(va, double); |
| return 0; |
| } |
| ]], [[return foo(10, "", 3.14);]])],[ |
| AC_DEFINE(HAVE_STDARG_PROTOTYPES, 1, |
| [Define if your compiler supports variable length function prototypes |
| (e.g. void fprintf(FILE *, char *, ...);) *and* <stdarg.h>]) |
| works=yes |
| ],[]) |
| AC_MSG_RESULT($works) |
| |
| # check for socketpair |
| AC_MSG_CHECKING(for socketpair) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <sys/types.h> |
| #include <sys/socket.h> |
| ]], [[void *x=socketpair]])], |
| [AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define if you have the 'socketpair' function.]) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| # check if sockaddr has sa_len member |
| AC_MSG_CHECKING(if sockaddr has sa_len member) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h> |
| #include <sys/socket.h>]], [[struct sockaddr x; |
| x.sa_len = 0;]])], |
| [AC_MSG_RESULT(yes) |
| AC_DEFINE(HAVE_SOCKADDR_SA_LEN, 1, [Define if sockaddr has sa_len member])], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| # sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-( |
| AH_TEMPLATE(HAVE_GETHOSTBYNAME_R, |
| [Define this if you have some version of gethostbyname_r()]) |
| |
| AC_CHECK_FUNC(gethostbyname_r, [ |
| AC_DEFINE(HAVE_GETHOSTBYNAME_R) |
| AC_MSG_CHECKING([gethostbyname_r with 6 args]) |
| OLD_CFLAGS=$CFLAGS |
| CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS" |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| # include <netdb.h> |
| ]], [[ |
| char *name; |
| struct hostent *he, *res; |
| char buffer[2048]; |
| int buflen = 2048; |
| int h_errnop; |
| |
| (void) gethostbyname_r(name, he, buffer, buflen, &res, &h_errnop) |
| ]])],[ |
| AC_DEFINE(HAVE_GETHOSTBYNAME_R) |
| AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1, |
| [Define this if you have the 6-arg version of gethostbyname_r().]) |
| AC_MSG_RESULT(yes) |
| ],[ |
| AC_MSG_RESULT(no) |
| AC_MSG_CHECKING([gethostbyname_r with 5 args]) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| # include <netdb.h> |
| ]], [[ |
| char *name; |
| struct hostent *he; |
| char buffer[2048]; |
| int buflen = 2048; |
| int h_errnop; |
| |
| (void) gethostbyname_r(name, he, buffer, buflen, &h_errnop) |
| ]])], |
| [ |
| AC_DEFINE(HAVE_GETHOSTBYNAME_R) |
| AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG, 1, |
| [Define this if you have the 5-arg version of gethostbyname_r().]) |
| AC_MSG_RESULT(yes) |
| ], [ |
| AC_MSG_RESULT(no) |
| AC_MSG_CHECKING([gethostbyname_r with 3 args]) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| # include <netdb.h> |
| ]], [[ |
| char *name; |
| struct hostent *he; |
| struct hostent_data data; |
| |
| (void) gethostbyname_r(name, he, &data); |
| ]])], |
| [ |
| AC_DEFINE(HAVE_GETHOSTBYNAME_R) |
| AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG, 1, |
| [Define this if you have the 3-arg version of gethostbyname_r().]) |
| AC_MSG_RESULT(yes) |
| ], [ |
| AC_MSG_RESULT(no) |
| ]) |
| ]) |
| ]) |
| CFLAGS=$OLD_CFLAGS |
| ], [ |
| AC_CHECK_FUNCS(gethostbyname) |
| ]) |
| AC_SUBST(HAVE_GETHOSTBYNAME_R_6_ARG) |
| AC_SUBST(HAVE_GETHOSTBYNAME_R_5_ARG) |
| AC_SUBST(HAVE_GETHOSTBYNAME_R_3_ARG) |
| AC_SUBST(HAVE_GETHOSTBYNAME_R) |
| AC_SUBST(HAVE_GETHOSTBYNAME) |
| |
| # checks for system services |
| # (none yet) |
| |
| # Linux requires this for correct f.p. operations |
| AC_CHECK_FUNC(__fpu_control, |
| [], |
| [AC_CHECK_LIB(ieee, __fpu_control) |
| ]) |
| |
| # check for --with-libm=... |
| AC_SUBST(LIBM) |
| case $ac_sys_system in |
| Darwin) ;; |
| *) LIBM=-lm |
| esac |
| AC_MSG_CHECKING(for --with-libm=STRING) |
| AC_ARG_WITH(libm, |
| AS_HELP_STRING([--with-libm=STRING], [override libm math library to STRING (default is system-dependent)]), |
| [ |
| if test "$withval" = no |
| then LIBM= |
| AC_MSG_RESULT(force LIBM empty) |
| elif test "$withval" != yes |
| then LIBM=$withval |
| AC_MSG_RESULT(set LIBM="$withval") |
| else AC_MSG_ERROR([proper usage is --with-libm=STRING]) |
| fi], |
| [AC_MSG_RESULT(default LIBM="$LIBM")]) |
| |
| # check for --with-libc=... |
| AC_SUBST(LIBC) |
| AC_MSG_CHECKING(for --with-libc=STRING) |
| AC_ARG_WITH(libc, |
| AS_HELP_STRING([--with-libc=STRING], [override libc C library to STRING (default is system-dependent)]), |
| [ |
| if test "$withval" = no |
| then LIBC= |
| AC_MSG_RESULT(force LIBC empty) |
| elif test "$withval" != yes |
| then LIBC=$withval |
| AC_MSG_RESULT(set LIBC="$withval") |
| else AC_MSG_ERROR([proper usage is --with-libc=STRING]) |
| fi], |
| [AC_MSG_RESULT(default LIBC="$LIBC")]) |
| |
| # ************************************** |
| # * Check for gcc x64 inline assembler * |
| # ************************************** |
| |
| AC_MSG_CHECKING(for x64 gcc inline assembler) |
| AC_LINK_IFELSE( [AC_LANG_PROGRAM([[]], [[ |
| __asm__ __volatile__ ("movq %rcx, %rax"); |
| ]])],[have_gcc_asm_for_x64=yes],[have_gcc_asm_for_x64=no]) |
| AC_MSG_RESULT($have_gcc_asm_for_x64) |
| if test "$have_gcc_asm_for_x64" = yes |
| then |
| AC_DEFINE(HAVE_GCC_ASM_FOR_X64, 1, |
| [Define if we can use x64 gcc inline assembler]) |
| fi |
| |
| # ************************************************** |
| # * Check for various properties of floating point * |
| # ************************************************** |
| |
| AX_C_FLOAT_WORDS_BIGENDIAN |
| if test "$ax_cv_c_float_words_bigendian" = "yes" |
| then |
| AC_DEFINE(DOUBLE_IS_BIG_ENDIAN_IEEE754, 1, |
| [Define if C doubles are 64-bit IEEE 754 binary format, stored |
| with the most significant byte first]) |
| elif test "$ax_cv_c_float_words_bigendian" = "no" |
| then |
| AC_DEFINE(DOUBLE_IS_LITTLE_ENDIAN_IEEE754, 1, |
| [Define if C doubles are 64-bit IEEE 754 binary format, stored |
| with the least significant byte first]) |
| else |
| # Some ARM platforms use a mixed-endian representation for doubles. |
| # While Python doesn't currently have full support for these platforms |
| # (see e.g., issue 1762561), we can at least make sure that float <-> string |
| # conversions work. |
| # FLOAT_WORDS_BIGENDIAN doesnt actually detect this case, but if it's not big |
| # or little, then it must be this? |
| AC_DEFINE(DOUBLE_IS_ARM_MIXED_ENDIAN_IEEE754, 1, |
| [Define if C doubles are 64-bit IEEE 754 binary format, stored |
| in ARM mixed-endian order (byte order 45670123)]) |
| fi |
| |
| # The short float repr introduced in Python 3.1 requires the |
| # correctly-rounded string <-> double conversion functions from |
| # Python/dtoa.c, which in turn require that the FPU uses 53-bit |
| # rounding; this is a problem on x86, where the x87 FPU has a default |
| # rounding precision of 64 bits. For gcc/x86, we can fix this by |
| # using inline assembler to get and set the x87 FPU control word. |
| |
| # This inline assembler syntax may also work for suncc and icc, |
| # so we try it on all platforms. |
| |
| AC_MSG_CHECKING(whether we can use gcc inline assembler to get and set x87 control word) |
| AC_LINK_IFELSE( [AC_LANG_PROGRAM([[]], [[ |
| unsigned short cw; |
| __asm__ __volatile__ ("fnstcw %0" : "=m" (cw)); |
| __asm__ __volatile__ ("fldcw %0" : : "m" (cw)); |
| ]])],[have_gcc_asm_for_x87=yes],[have_gcc_asm_for_x87=no]) |
| AC_MSG_RESULT($have_gcc_asm_for_x87) |
| if test "$have_gcc_asm_for_x87" = yes |
| then |
| AC_DEFINE(HAVE_GCC_ASM_FOR_X87, 1, |
| [Define if we can use gcc inline assembler to get and set x87 control word]) |
| fi |
| |
| AC_MSG_CHECKING(whether we can use gcc inline assembler to get and set mc68881 fpcr) |
| AC_LINK_IFELSE( [AC_LANG_PROGRAM([[]], [[ |
| unsigned int fpcr; |
| __asm__ __volatile__ ("fmove.l %%fpcr,%0" : "=g" (fpcr)); |
| __asm__ __volatile__ ("fmove.l %0,%%fpcr" : : "g" (fpcr)); |
| ]])],[have_gcc_asm_for_mc68881=yes],[have_gcc_asm_for_mc68881=no]) |
| AC_MSG_RESULT($have_gcc_asm_for_mc68881) |
| if test "$have_gcc_asm_for_mc68881" = yes |
| then |
| AC_DEFINE(HAVE_GCC_ASM_FOR_MC68881, 1, |
| [Define if we can use gcc inline assembler to get and set mc68881 fpcr]) |
| fi |
| |
| # Detect whether system arithmetic is subject to x87-style double |
| # rounding issues. The result of this test has little meaning on non |
| # IEEE 754 platforms. On IEEE 754, test should return 1 if rounding |
| # mode is round-to-nearest and double rounding issues are present, and |
| # 0 otherwise. See http://bugs.python.org/issue2937 for more info. |
| AC_MSG_CHECKING(for x87-style double rounding) |
| # $BASECFLAGS may affect the result |
| ac_save_cc="$CC" |
| CC="$CC $BASECFLAGS" |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <stdlib.h> |
| #include <math.h> |
| int main() { |
| volatile double x, y, z; |
| /* 1./(1-2**-53) -> 1+2**-52 (correct), 1.0 (double rounding) */ |
| x = 0.99999999999999989; /* 1-2**-53 */ |
| y = 1./x; |
| if (y != 1.) |
| exit(0); |
| /* 1e16+2.99999 -> 1e16+2. (correct), 1e16+4. (double rounding) */ |
| x = 1e16; |
| y = 2.99999; |
| z = x + y; |
| if (z != 1e16+4.) |
| exit(0); |
| /* both tests show evidence of double rounding */ |
| exit(1); |
| } |
| ]])], |
| [ac_cv_x87_double_rounding=no], |
| [ac_cv_x87_double_rounding=yes], |
| [ac_cv_x87_double_rounding=no]) |
| CC="$ac_save_cc" |
| AC_MSG_RESULT($ac_cv_x87_double_rounding) |
| if test "$ac_cv_x87_double_rounding" = yes |
| then |
| AC_DEFINE(X87_DOUBLE_ROUNDING, 1, |
| [Define if arithmetic is subject to x87-style double rounding issue]) |
| fi |
| |
| # ************************************ |
| # * Check for mathematical functions * |
| # ************************************ |
| |
| LIBS_SAVE=$LIBS |
| LIBS="$LIBS $LIBM" |
| |
| AC_CHECK_FUNCS([acosh asinh atanh copysign erf erfc expm1 finite gamma]) |
| AC_CHECK_FUNCS([hypot lgamma log1p log2 round tgamma]) |
| AC_CHECK_DECLS([isinf, isnan, isfinite], [], [], [[#include <math.h>]]) |
| |
| # For multiprocessing module, check that sem_open |
| # actually works. For FreeBSD versions <= 7.2, |
| # the kernel module that provides POSIX semaphores |
| # isn't loaded by default, so an attempt to call |
| # sem_open results in a 'Signal 12' error. |
| AC_MSG_CHECKING(whether POSIX semaphores are enabled) |
| AC_CACHE_VAL(ac_cv_posix_semaphores_enabled, |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <unistd.h> |
| #include <fcntl.h> |
| #include <stdio.h> |
| #include <semaphore.h> |
| #include <sys/stat.h> |
| |
| int main(void) { |
| sem_t *a = sem_open("/autoconf", O_CREAT, S_IRUSR|S_IWUSR, 0); |
| if (a == SEM_FAILED) { |
| perror("sem_open"); |
| return 1; |
| } |
| sem_close(a); |
| sem_unlink("/autoconf"); |
| return 0; |
| } |
| ]])], |
| [ac_cv_posix_semaphores_enabled=yes], |
| [ac_cv_posix_semaphores_enabled=no], |
| [ac_cv_posix_semaphores_enabled=yes]) |
| ) |
| AC_MSG_RESULT($ac_cv_posix_semaphores_enabled) |
| if test $ac_cv_posix_semaphores_enabled = no |
| then |
| AC_DEFINE(POSIX_SEMAPHORES_NOT_ENABLED, 1, |
| [Define if POSIX semaphores aren't enabled on your system]) |
| fi |
| |
| # Multiprocessing check for broken sem_getvalue |
| AC_MSG_CHECKING(for broken sem_getvalue) |
| AC_CACHE_VAL(ac_cv_broken_sem_getvalue, |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <unistd.h> |
| #include <fcntl.h> |
| #include <stdio.h> |
| #include <semaphore.h> |
| #include <sys/stat.h> |
| |
| int main(void){ |
| sem_t *a = sem_open("/autocftw", O_CREAT, S_IRUSR|S_IWUSR, 0); |
| int count; |
| int res; |
| if(a==SEM_FAILED){ |
| perror("sem_open"); |
| return 1; |
| |
| } |
| res = sem_getvalue(a, &count); |
| sem_close(a); |
| sem_unlink("/autocftw"); |
| return res==-1 ? 1 : 0; |
| } |
| ]])], |
| [ac_cv_broken_sem_getvalue=no], |
| [ac_cv_broken_sem_getvalue=yes], |
| [ac_cv_broken_sem_getvalue=yes]) |
| ) |
| AC_MSG_RESULT($ac_cv_broken_sem_getvalue) |
| if test $ac_cv_broken_sem_getvalue = yes |
| then |
| AC_DEFINE(HAVE_BROKEN_SEM_GETVALUE, 1, |
| [define to 1 if your sem_getvalue is broken.]) |
| fi |
| |
| AC_CHECK_DECLS([RTLD_LAZY, RTLD_NOW, RTLD_GLOBAL, RTLD_LOCAL, RTLD_NODELETE, RTLD_NOLOAD, RTLD_DEEPBIND, RTLD_MEMBER], [], [], [[#include <dlfcn.h>]]) |
| |
| # determine what size digit to use for Python's longs |
| AC_MSG_CHECKING([digit size for Python's longs]) |
| AC_ARG_ENABLE(big-digits, |
| AS_HELP_STRING([--enable-big-digits@<:@=15|30@:>@],[use big digits (30 or 15 bits) for Python longs (default is system-dependent)]]), |
| [case $enable_big_digits in |
| yes) |
| enable_big_digits=30 ;; |
| no) |
| enable_big_digits=15 ;; |
| [15|30]) |
| ;; |
| *) |
| AC_MSG_ERROR([bad value $enable_big_digits for --enable-big-digits; value should be 15 or 30]) ;; |
| esac |
| AC_MSG_RESULT($enable_big_digits) |
| AC_DEFINE_UNQUOTED(PYLONG_BITS_IN_DIGIT, $enable_big_digits, [Define as the preferred size in bits of long digits]) |
| ], |
| [AC_MSG_RESULT(no value specified)]) |
| |
| # check for wchar.h |
| AC_CHECK_HEADER(wchar.h, [ |
| AC_DEFINE(HAVE_WCHAR_H, 1, |
| [Define if the compiler provides a wchar.h header file.]) |
| wchar_h="yes" |
| ], |
| wchar_h="no" |
| ) |
| |
| # determine wchar_t size |
| if test "$wchar_h" = yes |
| then |
| AC_CHECK_SIZEOF(wchar_t, 4, [#include <wchar.h>]) |
| fi |
| |
| AC_MSG_CHECKING(for UCS-4 tcl) |
| have_ucs4_tcl=no |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #include <tcl.h> |
| #if TCL_UTF_MAX != 6 |
| # error "NOT UCS4_TCL" |
| #endif]], [[]])],[ |
| AC_DEFINE(HAVE_UCS4_TCL, 1, [Define this if you have tcl and TCL_UTF_MAX==6]) |
| have_ucs4_tcl=yes |
| ],[]) |
| AC_MSG_RESULT($have_ucs4_tcl) |
| |
| # check whether wchar_t is signed or not |
| if test "$wchar_h" = yes |
| then |
| # check whether wchar_t is signed or not |
| AC_MSG_CHECKING(whether wchar_t is signed) |
| AC_CACHE_VAL(ac_cv_wchar_t_signed, [ |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <wchar.h> |
| int main() |
| { |
| /* Success: exit code 0 */ |
| exit((((wchar_t) -1) < ((wchar_t) 0)) ? 0 : 1); |
| } |
| ]])], |
| [ac_cv_wchar_t_signed=yes], |
| [ac_cv_wchar_t_signed=no], |
| [ac_cv_wchar_t_signed=yes])]) |
| AC_MSG_RESULT($ac_cv_wchar_t_signed) |
| fi |
| |
| AC_MSG_CHECKING(whether wchar_t is usable) |
| # wchar_t is only usable if it maps to an unsigned type |
| if test "$ac_cv_sizeof_wchar_t" -ge 2 \ |
| -a "$ac_cv_wchar_t_signed" = "no" |
| then |
| AC_DEFINE(HAVE_USABLE_WCHAR_T, 1, |
| [Define if you have a useable wchar_t type defined in wchar.h; useable |
| means wchar_t must be an unsigned type with at least 16 bits. (see |
| Include/unicodeobject.h).]) |
| AC_MSG_RESULT(yes) |
| else |
| AC_MSG_RESULT(no) |
| fi |
| |
| # check for endianness |
| AC_C_BIGENDIAN |
| |
| # ABI version string for Python extension modules. This appears between the |
| # periods in shared library file names, e.g. foo.<SOABI>.so. It is calculated |
| # from the following attributes which affect the ABI of this Python build (in |
| # this order): |
| # |
| # * The Python implementation (always 'cpython-' for us) |
| # * The major and minor version numbers |
| # * --with-pydebug (adds a 'd') |
| # |
| # Thus for example, Python 3.2 built with wide unicode, pydebug, and pymalloc, |
| # would get a shared library ABI version tag of 'cpython-32dmu' and shared |
| # libraries would be named 'foo.cpython-32dmu.so'. |
| # |
| # In Python 3.2 and older, --with-wide-unicode added a 'u' flag. |
| # In Python 3.7 and older, --with-pymalloc added a 'm' flag. |
| AC_SUBST(SOABI) |
| AC_MSG_CHECKING(ABIFLAGS) |
| AC_MSG_RESULT($ABIFLAGS) |
| AC_MSG_CHECKING(SOABI) |
| SOABI='cpython-'`echo $VERSION | tr -d .`${ABIFLAGS}${PLATFORM_TRIPLET:+-$PLATFORM_TRIPLET} |
| AC_MSG_RESULT($SOABI) |
| |
| # Release and debug (Py_DEBUG) ABI are compatible, but not Py_TRACE_REFS ABI |
| if test "$Py_DEBUG" = 'true' -a "$with_trace_refs" != "yes"; then |
| # Similar to SOABI but remove "d" flag from ABIFLAGS |
| AC_SUBST(ALT_SOABI) |
| ALT_SOABI='cpython-'`echo $VERSION | tr -d .``echo $ABIFLAGS | tr -d d`${PLATFORM_TRIPLET:+-$PLATFORM_TRIPLET} |
| AC_DEFINE_UNQUOTED(ALT_SOABI, "${ALT_SOABI}", |
| [Alternative SOABI used in debug build to load C extensions built in release mode]) |
| fi |
| |
| AC_SUBST(EXT_SUFFIX) |
| case $ac_sys_system in |
| Linux*|GNU*|Darwin|VxWorks) |
| EXT_SUFFIX=.${SOABI}${SHLIB_SUFFIX};; |
| *) |
| EXT_SUFFIX=${SHLIB_SUFFIX};; |
| esac |
| |
| AC_MSG_CHECKING(LDVERSION) |
| LDVERSION='$(VERSION)$(ABIFLAGS)' |
| AC_MSG_RESULT($LDVERSION) |
| |
| # On Android and Cygwin the shared libraries must be linked with libpython. |
| AC_SUBST(LIBPYTHON) |
| if test -n "$ANDROID_API_LEVEL" -o "$MACHDEP" = "cygwin"; then |
| LIBPYTHON="-lpython${VERSION}${ABIFLAGS}" |
| else |
| LIBPYTHON='' |
| fi |
| |
| |
| AC_SUBST(BINLIBDEST) |
| BINLIBDEST='$(LIBDIR)/python$(VERSION)' |
| |
| |
| # Check for --with-platlibdir |
| # /usr/$LIDIRNAME/python$VERSION |
| AC_SUBST(PLATLIBDIR) |
| PLATLIBDIR="lib" |
| AC_MSG_CHECKING(for --with-platlibdir) |
| AC_ARG_WITH(platlibdir, |
| AS_HELP_STRING([--with-platlibdir=DIRNAME], |
| [Python library directory name (default is "lib")]), |
| [ |
| # ignore 3 options: |
| # --with-platlibdir |
| # --with-platlibdir= |
| # --without-platlibdir |
| if test -n "$withval" -a "$withval" != yes -a "$withval" != no |
| then |
| AC_MSG_RESULT(yes) |
| PLATLIBDIR="$withval" |
| BINLIBDEST='${exec_prefix}/${PLATLIBDIR}/python$(VERSION)' |
| else |
| AC_MSG_RESULT(no) |
| fi], |
| [AC_MSG_RESULT(no)]) |
| |
| |
| dnl define LIBPL after ABIFLAGS and LDVERSION is defined. |
| AC_SUBST(PY_ENABLE_SHARED) |
| if test x$PLATFORM_TRIPLET = x; then |
| LIBPL='$(prefix)'"/${PLATLIBDIR}/python${VERSION}/config-${LDVERSION}" |
| else |
| LIBPL='$(prefix)'"/${PLATLIBDIR}/python${VERSION}/config-${LDVERSION}-${PLATFORM_TRIPLET}" |
| fi |
| AC_SUBST(LIBPL) |
| |
| # Check whether right shifting a negative integer extends the sign bit |
| # or fills with zeros (like the Cray J90, according to Tim Peters). |
| AC_MSG_CHECKING(whether right shift extends the sign bit) |
| AC_CACHE_VAL(ac_cv_rshift_extends_sign, [ |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| int main() |
| { |
| exit(((-1)>>3 == -1) ? 0 : 1); |
| } |
| ]])], |
| [ac_cv_rshift_extends_sign=yes], |
| [ac_cv_rshift_extends_sign=no], |
| [ac_cv_rshift_extends_sign=yes])]) |
| AC_MSG_RESULT($ac_cv_rshift_extends_sign) |
| if test "$ac_cv_rshift_extends_sign" = no |
| then |
| AC_DEFINE(SIGNED_RIGHT_SHIFT_ZERO_FILLS, 1, |
| [Define if i>>j for signed int i does not extend the sign bit |
| when i < 0]) |
| fi |
| |
| # check for getc_unlocked and related locking functions |
| AC_MSG_CHECKING(for getc_unlocked() and friends) |
| AC_CACHE_VAL(ac_cv_have_getc_unlocked, [ |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]], [[ |
| FILE *f = fopen("/dev/null", "r"); |
| flockfile(f); |
| getc_unlocked(f); |
| funlockfile(f); |
| ]])],[ac_cv_have_getc_unlocked=yes],[ac_cv_have_getc_unlocked=no])]) |
| AC_MSG_RESULT($ac_cv_have_getc_unlocked) |
| if test "$ac_cv_have_getc_unlocked" = yes |
| then |
| AC_DEFINE(HAVE_GETC_UNLOCKED, 1, |
| [Define this if you have flockfile(), getc_unlocked(), and funlockfile()]) |
| fi |
| |
| # check where readline lives |
| # save the value of LIBS so we don't actually link Python with readline |
| LIBS_no_readline=$LIBS |
| |
| # On some systems we need to link readline to a termcap compatible |
| # library. NOTE: Keep the precedence of listed libraries synchronised |
| # with setup.py. |
| py_cv_lib_readline=no |
| AC_MSG_CHECKING([how to link readline libs]) |
| for py_libtermcap in "" tinfo ncursesw ncurses curses termcap; do |
| if test -z "$py_libtermcap"; then |
| READLINE_LIBS="-lreadline" |
| else |
| READLINE_LIBS="-lreadline -l$py_libtermcap" |
| fi |
| LIBS="$READLINE_LIBS $LIBS_no_readline" |
| AC_LINK_IFELSE( |
| [AC_LANG_CALL([],[readline])], |
| [py_cv_lib_readline=yes]) |
| if test $py_cv_lib_readline = yes; then |
| break |
| fi |
| done |
| # Uncomment this line if you want to use READINE_LIBS in Makefile or scripts |
| #AC_SUBST([READLINE_LIBS]) |
| if test $py_cv_lib_readline = no; then |
| AC_MSG_RESULT([none]) |
| else |
| AC_MSG_RESULT([$READLINE_LIBS]) |
| AC_DEFINE(HAVE_LIBREADLINE, 1, |
| [Define if you have the readline library (-lreadline).]) |
| fi |
| |
| # check for readline 2.2 |
| AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <readline/readline.h>]])], |
| [have_readline=yes], |
| [have_readline=no] |
| ) |
| if test $have_readline = yes |
| then |
| AC_EGREP_HEADER([extern int rl_completion_append_character;], |
| [readline/readline.h], |
| AC_DEFINE(HAVE_RL_COMPLETION_APPEND_CHARACTER, 1, |
| [Define if you have readline 2.2]), ) |
| AC_EGREP_HEADER([extern int rl_completion_suppress_append;], |
| [readline/readline.h], |
| AC_DEFINE(HAVE_RL_COMPLETION_SUPPRESS_APPEND, 1, |
| [Define if you have rl_completion_suppress_append]), ) |
| fi |
| |
| # check for readline 4.0 |
| AC_CHECK_LIB(readline, rl_pre_input_hook, |
| AC_DEFINE(HAVE_RL_PRE_INPUT_HOOK, 1, |
| [Define if you have readline 4.0]), ,$READLINE_LIBS) |
| |
| # also in 4.0 |
| AC_CHECK_LIB(readline, rl_completion_display_matches_hook, |
| AC_DEFINE(HAVE_RL_COMPLETION_DISPLAY_MATCHES_HOOK, 1, |
| [Define if you have readline 4.0]), ,$READLINE_LIBS) |
| |
| # also in 4.0, but not in editline |
| AC_CHECK_LIB(readline, rl_resize_terminal, |
| AC_DEFINE(HAVE_RL_RESIZE_TERMINAL, 1, |
| [Define if you have readline 4.0]), ,$READLINE_LIBS) |
| |
| # check for readline 4.2 |
| AC_CHECK_LIB(readline, rl_completion_matches, |
| AC_DEFINE(HAVE_RL_COMPLETION_MATCHES, 1, |
| [Define if you have readline 4.2]), ,$READLINE_LIBS) |
| |
| # also in readline 4.2 |
| AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <readline/readline.h>]])], |
| [have_readline=yes], |
| [have_readline=no] |
| ) |
| if test $have_readline = yes |
| then |
| AC_EGREP_HEADER([extern int rl_catch_signals;], |
| [readline/readline.h], |
| AC_DEFINE(HAVE_RL_CATCH_SIGNAL, 1, |
| [Define if you can turn off readline's signal handling.]), ) |
| fi |
| |
| AC_CHECK_LIB(readline, append_history, |
| AC_DEFINE(HAVE_RL_APPEND_HISTORY, 1, |
| [Define if readline supports append_history]), ,$READLINE_LIBS) |
| |
| # End of readline checks: restore LIBS |
| LIBS=$LIBS_no_readline |
| |
| AC_MSG_CHECKING(for broken nice()) |
| AC_CACHE_VAL(ac_cv_broken_nice, [ |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <stdlib.h> |
| #include <unistd.h> |
| int main() |
| { |
| int val1 = nice(1); |
| if (val1 != -1 && val1 == nice(2)) |
| exit(0); |
| exit(1); |
| } |
| ]])], |
| [ac_cv_broken_nice=yes], |
| [ac_cv_broken_nice=no], |
| [ac_cv_broken_nice=no])]) |
| AC_MSG_RESULT($ac_cv_broken_nice) |
| if test "$ac_cv_broken_nice" = yes |
| then |
| AC_DEFINE(HAVE_BROKEN_NICE, 1, |
| [Define if nice() returns success/failure instead of the new priority.]) |
| fi |
| |
| AC_MSG_CHECKING(for broken poll()) |
| AC_CACHE_VAL(ac_cv_broken_poll, |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <poll.h> |
| |
| int main() |
| { |
| struct pollfd poll_struct = { 42, POLLIN|POLLPRI|POLLOUT, 0 }; |
| int poll_test; |
| |
| close (42); |
| |
| poll_test = poll(&poll_struct, 1, 0); |
| if (poll_test < 0) |
| return 0; |
| else if (poll_test == 0 && poll_struct.revents != POLLNVAL) |
| return 0; |
| else |
| return 1; |
| } |
| ]])], |
| [ac_cv_broken_poll=yes], |
| [ac_cv_broken_poll=no], |
| [ac_cv_broken_poll=no])) |
| AC_MSG_RESULT($ac_cv_broken_poll) |
| if test "$ac_cv_broken_poll" = yes |
| then |
| AC_DEFINE(HAVE_BROKEN_POLL, 1, |
| [Define if poll() sets errno on invalid file descriptors.]) |
| fi |
| |
| # check tzset(3) exists and works like we expect it to |
| AC_MSG_CHECKING(for working tzset()) |
| AC_CACHE_VAL(ac_cv_working_tzset, [ |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <stdlib.h> |
| #include <time.h> |
| #include <string.h> |
| |
| #if HAVE_TZNAME |
| extern char *tzname[]; |
| #endif |
| |
| int main() |
| { |
| /* Note that we need to ensure that not only does tzset(3) |
| do 'something' with localtime, but it works as documented |
| in the library reference and as expected by the test suite. |
| This includes making sure that tzname is set properly if |
| tm->tm_zone does not exist since it is the alternative way |
| of getting timezone info. |
| |
| Red Hat 6.2 doesn't understand the southern hemisphere |
| after New Year's Day. |
| */ |
| |
| time_t groundhogday = 1044144000; /* GMT-based */ |
| time_t midyear = groundhogday + (365 * 24 * 3600 / 2); |
| |
| putenv("TZ=UTC+0"); |
| tzset(); |
| if (localtime(&groundhogday)->tm_hour != 0) |
| exit(1); |
| #if HAVE_TZNAME |
| /* For UTC, tzname[1] is sometimes "", sometimes " " */ |
| if (strcmp(tzname[0], "UTC") || |
| (tzname[1][0] != 0 && tzname[1][0] != ' ')) |
| exit(1); |
| #endif |
| |
| putenv("TZ=EST+5EDT,M4.1.0,M10.5.0"); |
| tzset(); |
| if (localtime(&groundhogday)->tm_hour != 19) |
| exit(1); |
| #if HAVE_TZNAME |
| if (strcmp(tzname[0], "EST") || strcmp(tzname[1], "EDT")) |
| exit(1); |
| #endif |
| |
| putenv("TZ=AEST-10AEDT-11,M10.5.0,M3.5.0"); |
| tzset(); |
| if (localtime(&groundhogday)->tm_hour != 11) |
| exit(1); |
| #if HAVE_TZNAME |
| if (strcmp(tzname[0], "AEST") || strcmp(tzname[1], "AEDT")) |
| exit(1); |
| #endif |
| |
| #if HAVE_STRUCT_TM_TM_ZONE |
| if (strcmp(localtime(&groundhogday)->tm_zone, "AEDT")) |
| exit(1); |
| if (strcmp(localtime(&midyear)->tm_zone, "AEST")) |
| exit(1); |
| #endif |
| |
| exit(0); |
| } |
| ]])], |
| [ac_cv_working_tzset=yes], |
| [ac_cv_working_tzset=no], |
| [ac_cv_working_tzset=no])]) |
| AC_MSG_RESULT($ac_cv_working_tzset) |
| if test "$ac_cv_working_tzset" = yes |
| then |
| AC_DEFINE(HAVE_WORKING_TZSET, 1, |
| [Define if tzset() actually switches the local timezone in a meaningful way.]) |
| fi |
| |
| # Look for subsecond timestamps in struct stat |
| AC_MSG_CHECKING(for tv_nsec in struct stat) |
| AC_CACHE_VAL(ac_cv_stat_tv_nsec, |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/stat.h>]], [[ |
| struct stat st; |
| st.st_mtim.tv_nsec = 1; |
| ]])], |
| [ac_cv_stat_tv_nsec=yes], |
| [ac_cv_stat_tv_nsec=no])) |
| AC_MSG_RESULT($ac_cv_stat_tv_nsec) |
| if test "$ac_cv_stat_tv_nsec" = yes |
| then |
| AC_DEFINE(HAVE_STAT_TV_NSEC, 1, |
| [Define if you have struct stat.st_mtim.tv_nsec]) |
| fi |
| |
| # Look for BSD style subsecond timestamps in struct stat |
| AC_MSG_CHECKING(for tv_nsec2 in struct stat) |
| AC_CACHE_VAL(ac_cv_stat_tv_nsec2, |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/stat.h>]], [[ |
| struct stat st; |
| st.st_mtimespec.tv_nsec = 1; |
| ]])], |
| [ac_cv_stat_tv_nsec2=yes], |
| [ac_cv_stat_tv_nsec2=no])) |
| AC_MSG_RESULT($ac_cv_stat_tv_nsec2) |
| if test "$ac_cv_stat_tv_nsec2" = yes |
| then |
| AC_DEFINE(HAVE_STAT_TV_NSEC2, 1, |
| [Define if you have struct stat.st_mtimensec]) |
| fi |
| |
| # first curses header check |
| ac_save_cppflags="$CPPFLAGS" |
| if test "$cross_compiling" = no; then |
| CPPFLAGS="$CPPFLAGS -I/usr/include/ncursesw" |
| fi |
| |
| AC_CHECK_HEADERS(curses.h ncurses.h) |
| |
| # On Solaris, term.h requires curses.h |
| AC_CHECK_HEADERS(term.h,,,[ |
| #ifdef HAVE_CURSES_H |
| #include <curses.h> |
| #endif |
| ]) |
| |
| # On HP/UX 11.0, mvwdelch is a block with a return statement |
| AC_MSG_CHECKING(whether mvwdelch is an expression) |
| AC_CACHE_VAL(ac_cv_mvwdelch_is_expression, |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[ |
| int rtn; |
| rtn = mvwdelch(0,0,0); |
| ]])], |
| [ac_cv_mvwdelch_is_expression=yes], |
| [ac_cv_mvwdelch_is_expression=no])) |
| AC_MSG_RESULT($ac_cv_mvwdelch_is_expression) |
| |
| if test "$ac_cv_mvwdelch_is_expression" = yes |
| then |
| AC_DEFINE(MVWDELCH_IS_EXPRESSION, 1, |
| [Define if mvwdelch in curses.h is an expression.]) |
| fi |
| |
| # Issue #25720: ncurses has introduced the NCURSES_OPAQUE symbol making opaque |
| # structs since version 5.7. If the macro is defined as zero before including |
| # [n]curses.h, ncurses will expose fields of the structs regardless of the |
| # configuration. |
| AC_MSG_CHECKING(whether WINDOW has _flags) |
| AC_CACHE_VAL(ac_cv_window_has_flags, |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ |
| #define NCURSES_OPAQUE 0 |
| #include <curses.h> |
| ]], [[ |
| WINDOW *w; |
| w->_flags = 0; |
| ]])], |
| [ac_cv_window_has_flags=yes], |
| [ac_cv_window_has_flags=no])) |
| AC_MSG_RESULT($ac_cv_window_has_flags) |
| |
| |
| if test "$ac_cv_window_has_flags" = yes |
| then |
| AC_DEFINE(WINDOW_HAS_FLAGS, 1, |
| [Define if WINDOW in curses.h offers a field _flags.]) |
| fi |
| |
| AC_MSG_CHECKING(for is_pad) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[ |
| #ifndef is_pad |
| void *x=is_pad |
| #endif |
| ]])], |
| [AC_DEFINE(HAVE_CURSES_IS_PAD, 1, Define if you have the 'is_pad' function or macro.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| AC_MSG_CHECKING(for is_term_resized) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[void *x=is_term_resized]])], |
| [AC_DEFINE(HAVE_CURSES_IS_TERM_RESIZED, 1, Define if you have the 'is_term_resized' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| AC_MSG_CHECKING(for resize_term) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[void *x=resize_term]])], |
| [AC_DEFINE(HAVE_CURSES_RESIZE_TERM, 1, Define if you have the 'resize_term' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| AC_MSG_CHECKING(for resizeterm) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[void *x=resizeterm]])], |
| [AC_DEFINE(HAVE_CURSES_RESIZETERM, 1, Define if you have the 'resizeterm' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| AC_MSG_CHECKING(for immedok) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[ |
| #ifndef immedok |
| void *x=immedok |
| #endif |
| ]])], |
| [AC_DEFINE(HAVE_CURSES_IMMEDOK, 1, Define if you have the 'immedok' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| AC_MSG_CHECKING(for syncok) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[ |
| #ifndef syncok |
| void *x=syncok |
| #endif |
| ]])], |
| [AC_DEFINE(HAVE_CURSES_SYNCOK, 1, Define if you have the 'syncok' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| AC_MSG_CHECKING(for wchgat) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[ |
| #ifndef wchgat |
| void *x=wchgat |
| #endif |
| ]])], |
| [AC_DEFINE(HAVE_CURSES_WCHGAT, 1, Define if you have the 'wchgat' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| AC_MSG_CHECKING(for filter) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[ |
| #ifndef filter |
| void *x=filter |
| #endif |
| ]])], |
| [AC_DEFINE(HAVE_CURSES_FILTER, 1, Define if you have the 'filter' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| AC_MSG_CHECKING(for has_key) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[ |
| #ifndef has_key |
| void *x=has_key |
| #endif |
| ]])], |
| [AC_DEFINE(HAVE_CURSES_HAS_KEY, 1, Define if you have the 'has_key' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| AC_MSG_CHECKING(for typeahead) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[ |
| #ifndef typeahead |
| void *x=typeahead |
| #endif |
| ]])], |
| [AC_DEFINE(HAVE_CURSES_TYPEAHEAD, 1, Define if you have the 'typeahead' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| |
| AC_MSG_CHECKING(for use_env) |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <curses.h>]], [[ |
| #ifndef use_env |
| void *x=use_env |
| #endif |
| ]])], |
| [AC_DEFINE(HAVE_CURSES_USE_ENV, 1, Define if you have the 'use_env' function.) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)] |
| ) |
| # last curses configure check |
| CPPFLAGS=$ac_save_cppflags |
| |
| AC_MSG_NOTICE([checking for device files]) |
| |
| dnl NOTE: Inform user how to proceed with files when cross compiling. |
| if test "x$cross_compiling" = xyes; then |
| if test "${ac_cv_file__dev_ptmx+set}" != set; then |
| AC_MSG_CHECKING([for /dev/ptmx]) |
| AC_MSG_RESULT([not set]) |
| AC_MSG_ERROR([set ac_cv_file__dev_ptmx to yes/no in your CONFIG_SITE file when cross compiling]) |
| fi |
| if test "${ac_cv_file__dev_ptc+set}" != set; then |
| AC_MSG_CHECKING([for /dev/ptc]) |
| AC_MSG_RESULT([not set]) |
| AC_MSG_ERROR([set ac_cv_file__dev_ptc to yes/no in your CONFIG_SITE file when cross compiling]) |
| fi |
| fi |
| |
| AC_CHECK_FILE(/dev/ptmx, [], []) |
| if test "x$ac_cv_file__dev_ptmx" = xyes; then |
| AC_DEFINE(HAVE_DEV_PTMX, 1, |
| [Define to 1 if you have the /dev/ptmx device file.]) |
| fi |
| AC_CHECK_FILE(/dev/ptc, [], []) |
| if test "x$ac_cv_file__dev_ptc" = xyes; then |
| AC_DEFINE(HAVE_DEV_PTC, 1, |
| [Define to 1 if you have the /dev/ptc device file.]) |
| fi |
| |
| if test $ac_sys_system = Darwin |
| then |
| LIBS="$LIBS -framework CoreFoundation" |
| fi |
| |
| AC_CACHE_CHECK([for %zd printf() format support], ac_cv_have_size_t_format, [dnl |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <stdio.h> |
| #include <stddef.h> |
| #include <string.h> |
| |
| #ifdef HAVE_SYS_TYPES_H |
| #include <sys/types.h> |
| #endif |
| |
| #ifdef HAVE_SSIZE_T |
| typedef ssize_t Py_ssize_t; |
| #elif SIZEOF_VOID_P == SIZEOF_LONG |
| typedef long Py_ssize_t; |
| #else |
| typedef int Py_ssize_t; |
| #endif |
| |
| int main() |
| { |
| char buffer[256]; |
| |
| if(sprintf(buffer, "%zd", (size_t)123) < 0) |
| return 1; |
| |
| if (strcmp(buffer, "123")) |
| return 1; |
| |
| if (sprintf(buffer, "%zd", (Py_ssize_t)-123) < 0) |
| return 1; |
| |
| if (strcmp(buffer, "-123")) |
| return 1; |
| |
| return 0; |
| } |
| ]])], |
| [ac_cv_have_size_t_format=yes], |
| [ac_cv_have_size_t_format=no], |
| [ac_cv_have_size_t_format="cross -- assuming yes" |
| ])]) |
| if test "$ac_cv_have_size_t_format" != no ; then |
| AC_DEFINE(PY_FORMAT_SIZE_T, "z", |
| [Define to printf format modifier for Py_ssize_t]) |
| fi |
| |
| AC_CHECK_TYPE(socklen_t,, |
| AC_DEFINE(socklen_t,int, |
| [Define to `int' if <sys/socket.h> does not define.]),[ |
| #ifdef HAVE_SYS_TYPES_H |
| #include <sys/types.h> |
| #endif |
| #ifdef HAVE_SYS_SOCKET_H |
| #include <sys/socket.h> |
| #endif |
| ]) |
| |
| AC_MSG_CHECKING(for broken mbstowcs) |
| AC_CACHE_VAL(ac_cv_broken_mbstowcs, |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <stdio.h> |
| #include<stdlib.h> |
| int main() { |
| size_t len = -1; |
| const char *str = "text"; |
| len = mbstowcs(NULL, str, 0); |
| return (len != 4); |
| } |
| ]])], |
| [ac_cv_broken_mbstowcs=no], |
| [ac_cv_broken_mbstowcs=yes], |
| [ac_cv_broken_mbstowcs=no])) |
| AC_MSG_RESULT($ac_cv_broken_mbstowcs) |
| if test "$ac_cv_broken_mbstowcs" = yes |
| then |
| AC_DEFINE(HAVE_BROKEN_MBSTOWCS, 1, |
| [Define if mbstowcs(NULL, "text", 0) does not return the number of |
| wide chars that would be converted.]) |
| fi |
| |
| # Check for --with-computed-gotos |
| AC_MSG_CHECKING(for --with-computed-gotos) |
| AC_ARG_WITH(computed-gotos, |
| AS_HELP_STRING([--with-computed-gotos], |
| [enable computed gotos in evaluation loop (enabled by default on supported compilers)]), |
| [ |
| if test "$withval" = yes |
| then |
| AC_DEFINE(USE_COMPUTED_GOTOS, 1, |
| [Define if you want to use computed gotos in ceval.c.]) |
| AC_MSG_RESULT(yes) |
| fi |
| if test "$withval" = no |
| then |
| AC_DEFINE(USE_COMPUTED_GOTOS, 0, |
| [Define if you want to use computed gotos in ceval.c.]) |
| AC_MSG_RESULT(no) |
| fi |
| ], |
| [AC_MSG_RESULT(no value specified)]) |
| |
| AC_MSG_CHECKING(whether $CC supports computed gotos) |
| AC_CACHE_VAL(ac_cv_computed_gotos, |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[[ |
| int main(int argc, char **argv) |
| { |
| static void *targets[1] = { &&LABEL1 }; |
| goto LABEL2; |
| LABEL1: |
| return 0; |
| LABEL2: |
| goto *targets[0]; |
| return 1; |
| } |
| ]]])], |
| [ac_cv_computed_gotos=yes], |
| [ac_cv_computed_gotos=no], |
| [if test "${with_computed_gotos+set}" = set; then |
| ac_cv_computed_gotos="$with_computed_gotos -- configured --with(out)-computed-gotos" |
| else |
| ac_cv_computed_gotos=no |
| fi])) |
| AC_MSG_RESULT($ac_cv_computed_gotos) |
| case "$ac_cv_computed_gotos" in yes*) |
| AC_DEFINE(HAVE_COMPUTED_GOTOS, 1, |
| [Define if the C compiler supports computed gotos.]) |
| esac |
| |
| case $ac_sys_system in |
| AIX*) |
| AC_DEFINE(HAVE_BROKEN_PIPE_BUF, 1, [Define if the system reports an invalid PIPE_BUF value.]) ;; |
| esac |
| |
| |
| AC_SUBST(THREADHEADERS) |
| |
| for h in `(cd $srcdir;echo Python/thread_*.h)` |
| do |
| THREADHEADERS="$THREADHEADERS \$(srcdir)/$h" |
| done |
| |
| AC_SUBST(SRCDIRS) |
| SRCDIRS="Parser Objects Python Modules Modules/_io Programs" |
| AC_MSG_CHECKING(for build directories) |
| for dir in $SRCDIRS; do |
| if test ! -d $dir; then |
| mkdir $dir |
| fi |
| done |
| AC_MSG_RESULT(done) |
| |
| # Availability of -O2: |
| AC_MSG_CHECKING(for -O2) |
| saved_cflags="$CFLAGS" |
| CFLAGS="-O2" |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[ |
| ]])],[have_O2=yes],[have_O2=no]) |
| AC_MSG_RESULT($have_O2) |
| CFLAGS="$saved_cflags" |
| |
| # _FORTIFY_SOURCE wrappers for memmove and bcopy are incorrect: |
| # http://sourceware.org/ml/libc-alpha/2010-12/msg00009.html |
| AC_MSG_CHECKING(for glibc _FORTIFY_SOURCE/memmove bug) |
| saved_cflags="$CFLAGS" |
| CFLAGS="-O2 -D_FORTIFY_SOURCE=2" |
| if test "$have_O2" = no; then |
| CFLAGS="" |
| fi |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| void foo(void *p, void *q) { memmove(p, q, 19); } |
| int main() { |
| char a[32] = "123456789000000000"; |
| foo(&a[9], a); |
| if (strcmp(a, "123456789123456789000000000") != 0) |
| return 1; |
| foo(a, &a[9]); |
| if (strcmp(a, "123456789000000000") != 0) |
| return 1; |
| return 0; |
| } |
| ]])], |
| [have_glibc_memmove_bug=no], |
| [have_glibc_memmove_bug=yes], |
| [have_glibc_memmove_bug=undefined]) |
| CFLAGS="$saved_cflags" |
| AC_MSG_RESULT($have_glibc_memmove_bug) |
| if test "$have_glibc_memmove_bug" = yes; then |
| AC_DEFINE(HAVE_GLIBC_MEMMOVE_BUG, 1, |
| [Define if glibc has incorrect _FORTIFY_SOURCE wrappers |
| for memmove and bcopy.]) |
| fi |
| |
| if test "$have_gcc_asm_for_x87" = yes; then |
| # Some versions of gcc miscompile inline asm: |
| # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46491 |
| # http://gcc.gnu.org/ml/gcc/2010-11/msg00366.html |
| case $CC in |
| *gcc*) |
| AC_MSG_CHECKING(for gcc ipa-pure-const bug) |
| saved_cflags="$CFLAGS" |
| CFLAGS="-O2" |
| AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| __attribute__((noinline)) int |
| foo(int *p) { |
| int r; |
| asm ( "movl \$6, (%1)\n\t" |
| "xorl %0, %0\n\t" |
| : "=r" (r) : "r" (p) : "memory" |
| ); |
| return r; |
| } |
| int main() { |
| int p = 8; |
| if ((foo(&p) ? : p) != 6) |
| return 1; |
| return 0; |
| } |
| ]])], |
| [have_ipa_pure_const_bug=no], |
| [have_ipa_pure_const_bug=yes], |
| [have_ipa_pure_const_bug=undefined]) |
| CFLAGS="$saved_cflags" |
| AC_MSG_RESULT($have_ipa_pure_const_bug) |
| if test "$have_ipa_pure_const_bug" = yes; then |
| AC_DEFINE(HAVE_IPA_PURE_CONST_BUG, 1, |
| [Define if gcc has the ipa-pure-const bug.]) |
| fi |
| ;; |
| esac |
| fi |
| |
| # Check for stdatomic.h |
| AC_MSG_CHECKING(for stdatomic.h) |
| AC_LINK_IFELSE( |
| [ |
| AC_LANG_SOURCE([[ |
| #include <stdatomic.h> |
| atomic_int int_var; |
| atomic_uintptr_t uintptr_var; |
| int main() { |
| atomic_store_explicit(&int_var, 5, memory_order_relaxed); |
| atomic_store_explicit(&uintptr_var, 0, memory_order_relaxed); |
| int loaded_value = atomic_load_explicit(&int_var, memory_order_seq_cst); |
| return 0; |
| } |
| ]]) |
| ],[have_stdatomic_h=yes],[have_stdatomic_h=no]) |
| |
| AC_MSG_RESULT($have_stdatomic_h) |
| |
| if test "$have_stdatomic_h" = yes; then |
| AC_DEFINE(HAVE_STD_ATOMIC, 1, |
| [Has stdatomic.h with atomic_int and atomic_uintptr_t]) |
| fi |
| |
| # Check for GCC >= 4.7 __atomic builtins |
| AC_MSG_CHECKING(for GCC >= 4.7 __atomic builtins) |
| AC_LINK_IFELSE( |
| [ |
| AC_LANG_SOURCE([[ |
| volatile int val = 1; |
| int main() { |
| __atomic_load_n(&val, __ATOMIC_SEQ_CST); |
| return 0; |
| } |
| ]]) |
| ],[have_builtin_atomic=yes],[have_builtin_atomic=no]) |
| |
| AC_MSG_RESULT($have_builtin_atomic) |
| |
| if test "$have_builtin_atomic" = yes; then |
| AC_DEFINE(HAVE_BUILTIN_ATOMIC, 1, [Has builtin atomics]) |
| fi |
| |
| # ensurepip option |
| AC_MSG_CHECKING(for ensurepip) |
| AC_ARG_WITH(ensurepip, |
| [AS_HELP_STRING([--with-ensurepip@<:@=install|upgrade|no@:>@], |
| ["install" or "upgrade" using bundled pip (default is upgrade)])], |
| [], |
| [with_ensurepip=upgrade]) |
| AS_CASE($with_ensurepip, |
| [yes|upgrade],[ENSUREPIP=upgrade], |
| [install],[ENSUREPIP=install], |
| [no],[ENSUREPIP=no], |
| [AC_MSG_ERROR([--with-ensurepip=upgrade|install|no])]) |
| AC_MSG_RESULT($ENSUREPIP) |
| AC_SUBST(ENSUREPIP) |
| |
| # check if the dirent structure of a d_type field and DT_UNKNOWN is defined |
| AC_MSG_CHECKING(if the dirent structure of a d_type field) |
| AC_LINK_IFELSE( |
| [ |
| AC_LANG_SOURCE([[ |
| #include <dirent.h> |
| |
| int main() { |
| struct dirent entry; |
| return entry.d_type == DT_UNKNOWN; |
| } |
| ]]) |
| ],[have_dirent_d_type=yes],[have_dirent_d_type=no]) |
| AC_MSG_RESULT($have_dirent_d_type) |
| |
| if test "$have_dirent_d_type" = yes; then |
| AC_DEFINE(HAVE_DIRENT_D_TYPE, 1, |
| [Define to 1 if the dirent structure has a d_type field]) |
| fi |
| |
| # check if the Linux getrandom() syscall is available |
| AC_MSG_CHECKING(for the Linux getrandom() syscall) |
| AC_LINK_IFELSE( |
| [ |
| AC_LANG_SOURCE([[ |
| #include <unistd.h> |
| #include <sys/syscall.h> |
| #include <linux/random.h> |
| |
| int main() { |
| char buffer[1]; |
| const size_t buflen = sizeof(buffer); |
| const int flags = GRND_NONBLOCK; |
| /* ignore the result, Python checks for ENOSYS and EAGAIN at runtime */ |
| (void)syscall(SYS_getrandom, buffer, buflen, flags); |
| return 0; |
| } |
| ]]) |
| ],[have_getrandom_syscall=yes],[have_getrandom_syscall=no]) |
| AC_MSG_RESULT($have_getrandom_syscall) |
| |
| if test "$have_getrandom_syscall" = yes; then |
| AC_DEFINE(HAVE_GETRANDOM_SYSCALL, 1, |
| [Define to 1 if the Linux getrandom() syscall is available]) |
| fi |
| |
| # check if the getrandom() function is available |
| # the test was written for the Solaris function of <sys/random.h> |
| AC_MSG_CHECKING(for the getrandom() function) |
| AC_LINK_IFELSE( |
| [ |
| AC_LANG_SOURCE([[ |
| #include <sys/random.h> |
| |
| int main() { |
| char buffer[1]; |
| const size_t buflen = sizeof(buffer); |
| const int flags = 0; |
| /* ignore the result, Python checks for ENOSYS at runtime */ |
| (void)getrandom(buffer, buflen, flags); |
| return 0; |
| } |
| ]]) |
| ],[have_getrandom=yes],[have_getrandom=no]) |
| AC_MSG_RESULT($have_getrandom) |
| |
| if test "$have_getrandom" = yes; then |
| AC_DEFINE(HAVE_GETRANDOM, 1, |
| [Define to 1 if the getrandom() function is available]) |
| fi |
| |
| # checks for POSIX shared memory, used by Modules/_multiprocessing/posixshmem.c |
| # shm_* may only be available if linking against librt |
| save_LIBS="$LIBS" |
| save_includes_default="$ac_includes_default" |
| AC_SEARCH_LIBS(shm_open, rt) |
| if test "$ac_cv_search_shm_open" = "-lrt"; then |
| AC_DEFINE(SHM_NEEDS_LIBRT, 1, |
| [Define to 1 if you must link with -lrt for shm_open().]) |
| fi |
| AC_CHECK_HEADERS(sys/mman.h) |
| # temporarily override ac_includes_default for AC_CHECK_FUNCS below |
| ac_includes_default="\ |
| ${ac_includes_default} |
| #ifndef __cplusplus |
| # ifdef HAVE_SYS_MMAN_H |
| # include <sys/mman.h> |
| # endif |
| #endif |
| " |
| AC_CHECK_FUNCS([shm_open shm_unlink]) |
| # we don't want to link with librt always, restore LIBS |
| LIBS="$save_LIBS" |
| ac_includes_default="$save_includes_default" |
| |
| # Check for usable OpenSSL |
| AX_CHECK_OPENSSL([have_openssl=yes],[have_openssl=no]) |
| |
| if test "$have_openssl" = yes; then |
| AC_MSG_CHECKING([for X509_VERIFY_PARAM_set1_host in libssl]) |
| |
| save_LIBS="$LIBS" |
| save_LDFLAGS="$LDFLAGS" |
| save_CPPFLAGS="$CPPFLAGS" |
| LDFLAGS="$LDFLAGS $OPENSSL_LDFLAGS" |
| LIBS="$OPENSSL_LIBS $LIBS" |
| CPPFLAGS="$OPENSSL_INCLUDES $CPPFLAGS" |
| |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([ |
| [#include <openssl/x509_vfy.h>] |
| ], [ |
| [X509_VERIFY_PARAM *p = X509_VERIFY_PARAM_new();] |
| [X509_VERIFY_PARAM_set1_host(p, "localhost", 0);] |
| [X509_VERIFY_PARAM_set1_ip_asc(p, "127.0.0.1");] |
| [X509_VERIFY_PARAM_set_hostflags(p, 0);] |
| ]) |
| ], |
| [ |
| ac_cv_has_x509_verify_param_set1_host=yes |
| ], |
| [ |
| ac_cv_has_x509_verify_param_set1_host=no |
| ]) |
| AC_MSG_RESULT($ac_cv_has_x509_verify_param_set1_host) |
| if test "$ac_cv_has_x509_verify_param_set1_host" = "yes"; then |
| AC_DEFINE(HAVE_X509_VERIFY_PARAM_SET1_HOST, 1, |
| [Define if libssl has X509_VERIFY_PARAM_set1_host and related function]) |
| fi |
| |
| CPPFLAGS="$save_CPPFLAGS" |
| LDFLAGS="$save_LDFLAGS" |
| LIBS="$save_LIBS" |
| fi |
| |
| # ssl module default cipher suite string |
| AH_TEMPLATE(PY_SSL_DEFAULT_CIPHERS, |
| [Default cipher suites list for ssl module. |
| 1: Python's preferred selection, 2: leave OpenSSL defaults untouched, 0: custom string]) |
| AH_TEMPLATE(PY_SSL_DEFAULT_CIPHER_STRING, |
| [Cipher suite string for PY_SSL_DEFAULT_CIPHERS=0] |
| ) |
| |
| AC_MSG_CHECKING(for --with-ssl-default-suites) |
| AC_ARG_WITH(ssl-default-suites, |
| AS_HELP_STRING([--with-ssl-default-suites=@<:@python|openssl|STRING@:>@], |
| [override default cipher suites string, |
| python: use Python's preferred selection (default), |
| openssl: leave OpenSSL's defaults untouched, |
| STRING: use a custom string, |
| PROTOCOL_SSLv2 ignores the setting, see Doc/library/ssl.rst]), |
| [ |
| AC_MSG_RESULT($withval) |
| case "$withval" in |
| python) |
| AC_DEFINE(PY_SSL_DEFAULT_CIPHERS, 1) |
| ;; |
| openssl) |
| AC_DEFINE(PY_SSL_DEFAULT_CIPHERS, 2) |
| ;; |
| *) |
| AC_DEFINE(PY_SSL_DEFAULT_CIPHERS, 0) |
| AC_DEFINE_UNQUOTED(PY_SSL_DEFAULT_CIPHER_STRING, "$withval") |
| ;; |
| esac |
| ], |
| [ |
| AC_MSG_RESULT(python) |
| AC_DEFINE(PY_SSL_DEFAULT_CIPHERS, 1) |
| ]) |
| |
| # builtin hash modules |
| default_hashlib_hashes="md5,sha1,sha256,sha512,sha3,blake2" |
| AC_DEFINE([PY_BUILTIN_HASHLIB_HASHES], [], [enabled builtin hash modules] |
| ) |
| AC_MSG_CHECKING(for --with-builtin-hashlib-hashes) |
| AC_ARG_WITH(builtin-hashlib-hashes, |
| AS_HELP_STRING([--with-builtin-hashlib-hashes=md5,sha1,sha256,sha512,sha3,blake2], |
| [builtin hash modules, |
| md5, sha1, sha256, sha512, sha3 (with shake), blake2]), |
| [ |
| case "$withval" in |
| yes) |
| withval=$default_hashlib_hashes |
| ;; |
| no) |
| withval="" |
| ;; |
| esac |
| AC_MSG_RESULT($withval) |
| AC_DEFINE_UNQUOTED(PY_BUILTIN_HASHLIB_HASHES, "$withval") |
| ], |
| [ |
| AC_MSG_RESULT($default_hashlib_hashes); |
| AC_DEFINE_UNQUOTED(PY_BUILTIN_HASHLIB_HASHES, "$default_hashlib_hashes") |
| ]) |
| |
| # --with-experimental-isolated-subinterpreters |
| AH_TEMPLATE(EXPERIMENTAL_ISOLATED_SUBINTERPRETERS, |
| [Better isolate subinterpreters, experimental build mode.]) |
| AC_MSG_CHECKING(for --with-experimental-isolated-subinterpreters) |
| AC_ARG_WITH(experimental-isolated-subinterpreters, |
| AS_HELP_STRING([--with-experimental-isolated-subinterpreters], |
| [better isolate subinterpreters, experimental build mode (default is no)]), |
| [ |
| if test "$withval" != no |
| then |
| AC_MSG_RESULT(yes); |
| AC_DEFINE(EXPERIMENTAL_ISOLATED_SUBINTERPRETERS) |
| else |
| AC_MSG_RESULT(no); |
| fi], |
| [AC_MSG_RESULT(no)]) |
| |
| |
| # generate output files |
| AC_CONFIG_FILES(Makefile.pre Misc/python.pc Misc/python-embed.pc Misc/python-config.sh) |
| AC_CONFIG_FILES([Modules/ld_so_aix], [chmod +x Modules/ld_so_aix]) |
| AC_OUTPUT |
| |
| echo "creating Modules/Setup.local" >&AS_MESSAGE_FD |
| if test ! -f Modules/Setup.local |
| then |
| echo "# Edit this file for local setup changes" >Modules/Setup.local |
| fi |
| |
| echo "creating Makefile" >&AS_MESSAGE_FD |
| $SHELL $srcdir/Modules/makesetup -c $srcdir/Modules/config.c.in \ |
| -s Modules \ |
| Modules/Setup.local $srcdir/Modules/Setup |
| mv config.c Modules |
| |
| if test "$Py_OPT" = 'false' -a "$Py_DEBUG" != 'true'; then |
| echo "" >&AS_MESSAGE_FD |
| echo "" >&AS_MESSAGE_FD |
| echo "If you want a release build with all stable optimizations active (PGO, etc)," >&AS_MESSAGE_FD |
| echo "please run ./configure --enable-optimizations" >&AS_MESSAGE_FD |
| echo "" >&AS_MESSAGE_FD |
| echo "" >&AS_MESSAGE_FD |
| fi |
| |