mostang.com!davidm | 6cd917c | 2004-09-08 17:36:28 +0000 | [diff] [blame] | 1 | define(pkg_major, 0) |
hp.com!davidm | 09c959a | 2005-05-03 09:13:17 +0000 | [diff] [blame] | 2 | define(pkg_minor, 99) |
| 3 | define(pkg_extra, -alpha) |
David Mosberger-Tang | 3550b50 | 2007-11-14 16:47:28 -0700 | [diff] [blame] | 4 | define(pkg_maintainer, libunwind-devel@nongnu.org) |
mostang.com!davidm | 6cd917c | 2004-09-08 17:36:28 +0000 | [diff] [blame] | 5 | define(mkvers, $1.$2$3) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 6 | dnl Process this file with autoconf to produce a configure script. |
mostang.com!davidm | 6cd917c | 2004-09-08 17:36:28 +0000 | [diff] [blame] | 7 | AC_INIT(libunwind, mkvers(pkg_major, pkg_minor, pkg_extra), pkg_maintainer) |
hp.com!davidm | 3986a30 | 2004-03-30 01:56:19 +0000 | [diff] [blame] | 8 | AC_CONFIG_SRCDIR(src/mi/backtrace.c) |
hp.com!davidm | e304af8 | 2004-07-15 17:39:59 +0000 | [diff] [blame] | 9 | AC_CONFIG_AUX_DIR(config) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 10 | AC_CANONICAL_SYSTEM |
homeip.net!davidm | 517b274 | 2004-08-17 15:34:28 +0000 | [diff] [blame] | 11 | AM_INIT_AUTOMAKE([1.6 subdir-objects]) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 12 | AM_MAINTAINER_MODE |
| 13 | AM_CONFIG_HEADER(include/config.h) |
| 14 | |
| 15 | dnl Checks for programs. |
| 16 | AC_PROG_CC |
mostang.com!davidm | 4f17bce | 2003-03-28 07:43:22 +0000 | [diff] [blame] | 17 | AC_PROG_CXX |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 18 | AC_PROG_INSTALL |
| 19 | AC_PROG_MAKE_SET |
| 20 | AM_PROG_LIBTOOL |
hp.com!davidm | bbe86ee | 2003-02-14 03:09:27 +0000 | [diff] [blame] | 21 | AM_PROG_AS |
homeip.net!davidm | 517b274 | 2004-08-17 15:34:28 +0000 | [diff] [blame] | 22 | AM_PROG_CC_C_O |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 23 | |
| 24 | dnl Checks for libraries. |
mostang.com!davidm | ebfaebd | 2003-04-03 07:59:15 +0000 | [diff] [blame] | 25 | AC_CHECK_LIB(uca, __uc_get_grs) |
hp.com!davidm | 5e832c3 | 2003-11-24 21:37:22 +0000 | [diff] [blame] | 26 | CHECK_ATOMIC_OPS |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 27 | |
| 28 | dnl Checks for header files. |
| 29 | AC_HEADER_STDC |
mostang.com!davidm | 6df7b10 | 2003-03-19 19:25:18 +0000 | [diff] [blame] | 30 | AC_CHECK_HEADERS(asm/ptrace_offsets.h endian.h execinfo.h ia64intrin.h \ |
hp.com!davidm | 197801e | 2003-09-25 05:29:14 +0000 | [diff] [blame] | 31 | sys/uc_access.h unistd.h signal.h) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 32 | |
| 33 | dnl Checks for typedefs, structures, and compiler characteristics. |
| 34 | AC_C_CONST |
| 35 | AC_C_INLINE |
mostang.com!davidm | 6df7b10 | 2003-03-19 19:25:18 +0000 | [diff] [blame] | 36 | AC_TYPE_SIGNAL |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 37 | AC_TYPE_SIZE_T |
| 38 | |
hp.com!davidm | 197801e | 2003-09-25 05:29:14 +0000 | [diff] [blame] | 39 | CPPFLAGS="${CPPFLAGS} -D_GNU_SOURCE" |
| 40 | if test x$enable_debug = xyes; then |
| 41 | CPPFLAGS="${CPPFLAGS} -DDEBUG" |
| 42 | else |
| 43 | CPPFLAGS="${CPPFLAGS} -DNDEBUG" |
| 44 | fi |
| 45 | |
mostang.com!davidm | 24d5682 | 2004-01-24 06:45:18 +0000 | [diff] [blame] | 46 | AC_CHECK_MEMBERS([struct dl_phdr_info.dlpi_subs],,,[#include <link.h>]) |
hp.com!davidm | 197801e | 2003-09-25 05:29:14 +0000 | [diff] [blame] | 47 | AC_CHECK_TYPES([sighandler_t], [], [], |
| 48 | [$ac_includes_default |
| 49 | #if HAVE_SIGNAL_H |
| 50 | # include <signal.h> |
| 51 | #endif |
| 52 | ]) |
mostang.com!davidm | 6df7b10 | 2003-03-19 19:25:18 +0000 | [diff] [blame] | 53 | |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 54 | dnl Checks for library functions. |
| 55 | AC_FUNC_MEMCMP |
| 56 | AC_TYPE_SIGNAL |
hp.com!davidm | aa29b98 | 2004-04-20 16:53:44 +0000 | [diff] [blame] | 57 | AC_CHECK_FUNCS(dl_iterate_phdr dl_phdr_removals_counter dlmodinfo getunwind \ |
| 58 | ttrace) |
Jose Flavio Aguilar Paulino | b33021e | 2007-08-02 09:59:43 -0600 | [diff] [blame] | 59 | is_gcc_m64() { |
| 60 | if test `echo $CFLAGS | grep "\-m64" -c` -eq 1 ; then echo ppc64; |
| 61 | else |
| 62 | if test `echo $CC | grep "\-m64" -c` -eq 1 ; then echo ppc64; else echo ppc32; fi; |
| 63 | fi; |
| 64 | } |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 65 | |
Jose Flavio Aguilar Paulino | a1e7ee4 | 2007-08-06 20:23:42 -0600 | [diff] [blame] | 66 | is_gcc_altivec() { |
| 67 | if test `echo $CFLAGS | grep "\-maltivec" -c` -eq 1 ; then echo has_altivec; |
| 68 | else |
| 69 | if test `echo $CC | grep "\-maltivec" -c` -eq 1 ; then echo has_altivec; else echo no_altivec; fi; |
| 70 | fi; |
| 71 | } |
| 72 | |
| 73 | use_altivec=`is_gcc_altivec` |
| 74 | AM_CONDITIONAL(USE_ALTIVEC, test x$use_altivec = xhas_altivec) |
| 75 | |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 76 | get_arch() { |
| 77 | case "$1" in |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 78 | arm*) echo arm;; |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 79 | i?86) echo x86;; |
mostang.com!davidm | 9f3bcd7 | 2003-01-14 07:11:56 +0000 | [diff] [blame] | 80 | hppa*) echo hppa;; |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 81 | mips*) echo mips;; |
Jose Flavio Aguilar Paulino | b33021e | 2007-08-02 09:59:43 -0600 | [diff] [blame] | 82 | powerpc64) is_gcc_m64;; |
mostang.com!davidm | c9f6782 | 2002-12-19 07:16:50 +0000 | [diff] [blame] | 83 | *) echo $1;; |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 84 | esac |
| 85 | } |
| 86 | |
| 87 | build_arch=`get_arch $build_cpu` |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 88 | host_arch=`get_arch $host_cpu` |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 89 | target_arch=`get_arch $target_cpu` |
| 90 | |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 91 | AM_CONDITIONAL(REMOTE_ONLY, test x$target_arch != x$host_arch) |
| 92 | AM_CONDITIONAL(ARCH_ARM, test x$target_arch = xarm) |
mostang.com!davidm | b253a99 | 2003-01-16 03:10:11 +0000 | [diff] [blame] | 93 | AM_CONDITIONAL(ARCH_IA64, test x$target_arch = xia64) |
| 94 | AM_CONDITIONAL(ARCH_HPPA, test x$target_arch = xhppa) |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 95 | AM_CONDITIONAL(ARCH_MIPS, test x$target_arch = xmips) |
mostang.com!davidm | b253a99 | 2003-01-16 03:10:11 +0000 | [diff] [blame] | 96 | AM_CONDITIONAL(ARCH_X86, test x$target_arch = xx86) |
ibm.com!masbock | aa9a917 | 2004-08-19 13:39:10 +0000 | [diff] [blame] | 97 | AM_CONDITIONAL(ARCH_X86_64, test x$target_arch = xx86_64) |
Jose Flavio Aguilar Paulino | b33021e | 2007-08-02 09:59:43 -0600 | [diff] [blame] | 98 | AM_CONDITIONAL(ARCH_PPC32, test x$target_arch = xppc32) |
| 99 | AM_CONDITIONAL(ARCH_PPC64, test x$target_arch = xppc64) |
mostang.com!davidm | 19a4e77 | 2003-02-08 10:10:59 +0000 | [diff] [blame] | 100 | AM_CONDITIONAL(OS_LINUX, expr x$target_os : xlinux >/dev/null) |
mostang.com!davidm | ebfaebd | 2003-04-03 07:59:15 +0000 | [diff] [blame] | 101 | AM_CONDITIONAL(OS_HPUX, expr x$target_os : xhpux >/dev/null) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 102 | |
Jose Flavio Aguilar Paulino | c340d04 | 2007-09-20 11:11:37 -0600 | [diff] [blame] | 103 | if test x$target_arch = xppc64; then |
| 104 | libdir='${exec_prefix}/lib64' |
| 105 | AC_MSG_NOTICE([PowerPC64 detected, lib will be installed ${libdir}]); |
| 106 | AC_SUBST([libdir]) |
| 107 | fi |
| 108 | |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 109 | if test x$target_arch != x$host_arch; then |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 110 | CPPFLAGS="${CPPFLAGS} -DUNW_REMOTE_ONLY" |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 111 | fi |
mostang.com!davidm | 639ba64 | 2002-12-12 09:17:41 +0000 | [diff] [blame] | 112 | AC_CONFIG_LINKS(include/libunwind.h:include/libunwind-$target_arch.h |
hp.com!davidm | c4a2f46 | 2005-05-20 09:48:08 +0000 | [diff] [blame] | 113 | include/tdep:include/tdep-$target_arch) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 114 | |
| 115 | AC_ARG_ENABLE(debug, |
| 116 | [ --enable-debug turn on debug support (slows down execution)], |
| 117 | [enable_debug=yes], []) |
| 118 | |
Arun Sharma | 8081e82 | 2008-06-16 14:28:36 -0600 | [diff] [blame] | 119 | AC_ARG_ENABLE(cxx_exceptions, |
| 120 | [ --enable-cxx-exceptions use libunwind to handle C++ exceptions], |
Arun Sharma | 1227c41 | 2009-03-16 21:57:08 -0700 | [diff] [blame^] | 121 | [enable_cxx_exceptions=$enableval], |
| 122 | [ |
| 123 | # C++ exception handling doesn't work too well on x86 |
| 124 | case $target_arch in |
| 125 | x86*) enable_cxx_exceptions=no;; |
| 126 | *) enable_cxx_exceptions=yes;; |
| 127 | esac |
| 128 | ]) |
| 129 | |
Arun Sharma | 8081e82 | 2008-06-16 14:28:36 -0600 | [diff] [blame] | 130 | if test x$enable_cxx_exceptions = xyes; then |
| 131 | AC_MSG_NOTICE([Enabling C++ exception support]) |
| 132 | fi |
| 133 | AM_CONDITIONAL([SUPPORT_CXX_EXCEPTIONS], [test x$enable_cxx_exceptions = xyes]) |
| 134 | |
Arun Sharma | a2c27a4 | 2009-03-16 21:21:58 -0700 | [diff] [blame] | 135 | AC_ARG_ENABLE(debug_frame, |
| 136 | [ --enable-debug-frame Load the ".debug_frame" section if available], |
| 137 | [enable_debug_frame=$enableval], [enable_debug_frame=yes]) |
| 138 | AM_CONDITIONAL([CONFIG_DEBUG_FRAME], [test x$enable_debug_frame = xyes]) |
mostang.com!davidm | 0a7fdb7 | 2002-11-09 07:59:02 +0000 | [diff] [blame] | 139 | LIBUNWIND___THREAD |
| 140 | |
hp.com!davidm | aa29b98 | 2004-04-20 16:53:44 +0000 | [diff] [blame] | 141 | save_LDFLAGS="$LDFLAGS" |
| 142 | LDFLAGS="$LDFLAGS -static-libcxa" |
| 143 | AC_TRY_LINK([], [], [have_static_libcxa=yes]) |
| 144 | LDFLAGS="$save_LDFLAGS" |
| 145 | if test "x$have_static_libcxa" = xyes; then |
| 146 | LDFLAGS_STATIC_LIBCXA="-XCClinker -static-libcxa" |
| 147 | fi |
| 148 | |
| 149 | AC_TRY_COMPILE([], [#ifndef __INTEL_COMPILER |
| 150 | #error choke me |
| 151 | #endif], [intel_compiler=yes]) |
| 152 | |
| 153 | if test x$GCC = xyes -a x$intel_compiler != xyes; then |
hp.com!davidm | 09c959a | 2005-05-03 09:13:17 +0000 | [diff] [blame] | 154 | CFLAGS="${CFLAGS} -fexceptions -Wall -Wsign-compare" |
hp.com!davidm | 5de169a | 2004-11-05 00:27:40 +0000 | [diff] [blame] | 155 | LIBCRTS="-lgcc" |
mostang.com!davidm | 4e1f57e | 2002-07-18 03:58:34 +0000 | [diff] [blame] | 156 | fi |
| 157 | |
hp.com!davidm | bbe86ee | 2003-02-14 03:09:27 +0000 | [diff] [blame] | 158 | CCASFLAGS="${CCASFLAGS} ${CPPFLAGS}" |
| 159 | |
hp.com!davidm | 41659aa | 2002-04-05 23:37:55 +0000 | [diff] [blame] | 160 | arch="$target_arch" |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 161 | ARCH=`echo $target_arch | tr [a-z] [A-Z]` |
| 162 | |
mostang.com!davidm | 6cd917c | 2004-09-08 17:36:28 +0000 | [diff] [blame] | 163 | dnl create shell variables from the M4 macros: |
| 164 | PKG_MAJOR=pkg_major |
| 165 | PKG_MINOR=pkg_minor |
| 166 | PKG_EXTRA=pkg_extra |
| 167 | PKG_MAINTAINER=pkg_maintainer |
| 168 | |
mostang.com!davidm | cc090ec | 2004-05-05 01:58:44 +0000 | [diff] [blame] | 169 | AC_SUBST(build_arch) |
| 170 | AC_SUBST(target_os) |
hp.com!davidm | 41659aa | 2002-04-05 23:37:55 +0000 | [diff] [blame] | 171 | AC_SUBST(arch) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 172 | AC_SUBST(ARCH) |
hp.com!davidm | aa29b98 | 2004-04-20 16:53:44 +0000 | [diff] [blame] | 173 | AC_SUBST(LDFLAGS_STATIC_LIBCXA) |
hp.com!davidm | e62c425 | 2004-11-03 21:50:24 +0000 | [diff] [blame] | 174 | AC_SUBST(LIBCRTS) |
mostang.com!davidm | 6cd917c | 2004-09-08 17:36:28 +0000 | [diff] [blame] | 175 | AC_SUBST(PKG_MAJOR) |
| 176 | AC_SUBST(PKG_MINOR) |
| 177 | AC_SUBST(PKG_EXTRA) |
| 178 | AC_SUBST(PKG_MAINTAINER) |
Arun Sharma | 83cef8b | 2009-03-15 20:01:23 -0700 | [diff] [blame] | 179 | AC_SUBST(enable_cxx_exceptions) |
mostang.com!davidm | bd94f81 | 2003-01-17 07:48:52 +0000 | [diff] [blame] | 180 | |
mostang.com!davidm | cc090ec | 2004-05-05 01:58:44 +0000 | [diff] [blame] | 181 | AC_CONFIG_FILES(Makefile src/Makefile tests/Makefile tests/check-namespace.sh |
mostang.com!davidm | 6cd917c | 2004-09-08 17:36:28 +0000 | [diff] [blame] | 182 | doc/Makefile doc/common.tex include/libunwind-common.h) |
mostang.com!davidm | bd94f81 | 2003-01-17 07:48:52 +0000 | [diff] [blame] | 183 | AC_OUTPUT |