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) |
Arun Sharma | 18a0a81 | 2009-03-18 15:33:27 -0700 | [diff] [blame] | 3 | define(pkg_extra, -beta) |
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$3) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 6 | dnl Process this file with autoconf to produce a configure script. |
mostang.com!davidm | 6cd917c | 2004-09-08 17:36:28 +0000 | [diff] [blame] | 7 | AC_INIT(libunwind, mkvers(pkg_major, pkg_minor, pkg_extra), pkg_maintainer) |
hp.com!davidm | 3986a30 | 2004-03-30 01:56:19 +0000 | [diff] [blame] | 8 | AC_CONFIG_SRCDIR(src/mi/backtrace.c) |
hp.com!davidm | e304af8 | 2004-07-15 17:39:59 +0000 | [diff] [blame] | 9 | AC_CONFIG_AUX_DIR(config) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 10 | AC_CANONICAL_SYSTEM |
homeip.net!davidm | 517b274 | 2004-08-17 15:34:28 +0000 | [diff] [blame] | 11 | AM_INIT_AUTOMAKE([1.6 subdir-objects]) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 12 | AM_MAINTAINER_MODE |
| 13 | AM_CONFIG_HEADER(include/config.h) |
| 14 | |
| 15 | dnl Checks for programs. |
| 16 | AC_PROG_CC |
mostang.com!davidm | 4f17bce | 2003-03-28 07:43:22 +0000 | [diff] [blame] | 17 | AC_PROG_CXX |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 18 | AC_PROG_INSTALL |
| 19 | AC_PROG_MAKE_SET |
| 20 | AM_PROG_LIBTOOL |
hp.com!davidm | bbe86ee | 2003-02-14 03:09:27 +0000 | [diff] [blame] | 21 | AM_PROG_AS |
homeip.net!davidm | 517b274 | 2004-08-17 15:34:28 +0000 | [diff] [blame] | 22 | AM_PROG_CC_C_O |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 23 | |
| 24 | dnl Checks for libraries. |
mostang.com!davidm | ebfaebd | 2003-04-03 07:59:15 +0000 | [diff] [blame] | 25 | AC_CHECK_LIB(uca, __uc_get_grs) |
Konstantin Belousov | 59d38aa | 2010-03-07 12:46:05 +0200 | [diff] [blame] | 26 | OLD_LIBS=${LIBS} |
Konstantin Belousov | ad97600 | 2010-03-31 23:01:46 +0300 | [diff] [blame] | 27 | AC_SEARCH_LIBS(dlopen, dl) |
Konstantin Belousov | 59d38aa | 2010-03-07 12:46:05 +0200 | [diff] [blame] | 28 | LIBS=${OLD_LIBS} |
| 29 | case "$ac_cv_search_dlopen" in |
| 30 | -l*) DLLIB=$ac_cv_search_dlopen;; |
| 31 | *) DLLIB="";; |
| 32 | esac |
| 33 | |
hp.com!davidm | 5e832c3 | 2003-11-24 21:37:22 +0000 | [diff] [blame] | 34 | CHECK_ATOMIC_OPS |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 35 | |
| 36 | dnl Checks for header files. |
| 37 | AC_HEADER_STDC |
Konstantin Belousov | 905034c | 2010-03-06 00:41:37 +0200 | [diff] [blame] | 38 | AC_CHECK_HEADERS(asm/ptrace_offsets.h endian.h sys/endian.h execinfo.h \ |
Konstantin Belousov | d11456f | 2010-03-06 14:55:11 +0200 | [diff] [blame] | 39 | ia64intrin.h sys/uc_access.h unistd.h signal.h sys/types.h \ |
Konstantin Belousov | 6e07e94 | 2010-04-04 11:57:57 +0300 | [diff] [blame] | 40 | sys/procfs.h) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 41 | |
| 42 | dnl Checks for typedefs, structures, and compiler characteristics. |
| 43 | AC_C_CONST |
| 44 | AC_C_INLINE |
mostang.com!davidm | 6df7b10 | 2003-03-19 19:25:18 +0000 | [diff] [blame] | 45 | AC_TYPE_SIGNAL |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 46 | AC_TYPE_SIZE_T |
| 47 | |
hp.com!davidm | 197801e | 2003-09-25 05:29:14 +0000 | [diff] [blame] | 48 | CPPFLAGS="${CPPFLAGS} -D_GNU_SOURCE" |
| 49 | if test x$enable_debug = xyes; then |
| 50 | CPPFLAGS="${CPPFLAGS} -DDEBUG" |
| 51 | else |
| 52 | CPPFLAGS="${CPPFLAGS} -DNDEBUG" |
| 53 | fi |
| 54 | |
mostang.com!davidm | 24d5682 | 2004-01-24 06:45:18 +0000 | [diff] [blame] | 55 | AC_CHECK_MEMBERS([struct dl_phdr_info.dlpi_subs],,,[#include <link.h>]) |
hp.com!davidm | 197801e | 2003-09-25 05:29:14 +0000 | [diff] [blame] | 56 | AC_CHECK_TYPES([sighandler_t], [], [], |
| 57 | [$ac_includes_default |
| 58 | #if HAVE_SIGNAL_H |
| 59 | # include <signal.h> |
| 60 | #endif |
| 61 | ]) |
mostang.com!davidm | 6df7b10 | 2003-03-19 19:25:18 +0000 | [diff] [blame] | 62 | |
Zachary T Welch | 10afcf3 | 2010-10-28 16:25:47 -0700 | [diff] [blame^] | 63 | AC_CHECK_DECLS([PTRACE_POKEUSER, PTRACE_POKEDATA, |
Zachary T Welch | 92345bf | 2010-10-25 09:52:55 -0700 | [diff] [blame] | 64 | PTRACE_TRACEME, PTRACE_CONT, PTRACE_SINGLESTEP, |
Konstantin Belousov | ad6b2f9 | 2010-04-05 23:19:03 +0300 | [diff] [blame] | 65 | PTRACE_SYSCALL, PT_IO, PT_GETREGS, |
| 66 | PT_GETFPREGS, PT_CONTINUE, PT_TRACE_ME, |
| 67 | PT_STEP, PT_SYSCALL], [], [], |
Konstantin Belousov | d11456f | 2010-03-06 14:55:11 +0200 | [diff] [blame] | 68 | [$ac_includes_default |
| 69 | #if HAVE_SYS_TYPES_H |
| 70 | #include <sys/types.h> |
| 71 | #endif |
| 72 | #include <sys/ptrace.h> |
| 73 | ]) |
Konstantin Belousov | d11456f | 2010-03-06 14:55:11 +0200 | [diff] [blame] | 74 | |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 75 | dnl Checks for library functions. |
| 76 | AC_FUNC_MEMCMP |
| 77 | AC_TYPE_SIGNAL |
hp.com!davidm | aa29b98 | 2004-04-20 16:53:44 +0000 | [diff] [blame] | 78 | AC_CHECK_FUNCS(dl_iterate_phdr dl_phdr_removals_counter dlmodinfo getunwind \ |
Konstantin Belousov | ee99dbe | 2010-04-20 17:45:18 +0300 | [diff] [blame] | 79 | ttrace mincore) |
Jose Flavio Aguilar Paulino | b33021e | 2007-08-02 09:59:43 -0600 | [diff] [blame] | 80 | is_gcc_m64() { |
| 81 | if test `echo $CFLAGS | grep "\-m64" -c` -eq 1 ; then echo ppc64; |
| 82 | else |
| 83 | if test `echo $CC | grep "\-m64" -c` -eq 1 ; then echo ppc64; else echo ppc32; fi; |
| 84 | fi; |
| 85 | } |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 86 | |
Jose Flavio Aguilar Paulino | a1e7ee4 | 2007-08-06 20:23:42 -0600 | [diff] [blame] | 87 | is_gcc_altivec() { |
| 88 | if test `echo $CFLAGS | grep "\-maltivec" -c` -eq 1 ; then echo has_altivec; |
| 89 | else |
| 90 | if test `echo $CC | grep "\-maltivec" -c` -eq 1 ; then echo has_altivec; else echo no_altivec; fi; |
| 91 | fi; |
| 92 | } |
| 93 | |
| 94 | use_altivec=`is_gcc_altivec` |
| 95 | AM_CONDITIONAL(USE_ALTIVEC, test x$use_altivec = xhas_altivec) |
| 96 | |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 97 | get_arch() { |
| 98 | case "$1" in |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 99 | arm*) echo arm;; |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 100 | i?86) echo x86;; |
mostang.com!davidm | 9f3bcd7 | 2003-01-14 07:11:56 +0000 | [diff] [blame] | 101 | hppa*) echo hppa;; |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 102 | mips*) echo mips;; |
Arun Sharma | 6aec157 | 2009-04-13 11:44:45 -0700 | [diff] [blame] | 103 | powerpc*) is_gcc_m64;; |
Konstantin Belousov | 905034c | 2010-03-06 00:41:37 +0200 | [diff] [blame] | 104 | amd64) echo x86_64;; |
mostang.com!davidm | c9f6782 | 2002-12-19 07:16:50 +0000 | [diff] [blame] | 105 | *) echo $1;; |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 106 | esac |
| 107 | } |
| 108 | |
| 109 | build_arch=`get_arch $build_cpu` |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 110 | host_arch=`get_arch $host_cpu` |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 111 | target_arch=`get_arch $target_cpu` |
| 112 | |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 113 | AM_CONDITIONAL(REMOTE_ONLY, test x$target_arch != x$host_arch) |
| 114 | AM_CONDITIONAL(ARCH_ARM, test x$target_arch = xarm) |
mostang.com!davidm | b253a99 | 2003-01-16 03:10:11 +0000 | [diff] [blame] | 115 | AM_CONDITIONAL(ARCH_IA64, test x$target_arch = xia64) |
| 116 | AM_CONDITIONAL(ARCH_HPPA, test x$target_arch = xhppa) |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 117 | AM_CONDITIONAL(ARCH_MIPS, test x$target_arch = xmips) |
mostang.com!davidm | b253a99 | 2003-01-16 03:10:11 +0000 | [diff] [blame] | 118 | AM_CONDITIONAL(ARCH_X86, test x$target_arch = xx86) |
ibm.com!masbock | aa9a917 | 2004-08-19 13:39:10 +0000 | [diff] [blame] | 119 | AM_CONDITIONAL(ARCH_X86_64, test x$target_arch = xx86_64) |
Jose Flavio Aguilar Paulino | b33021e | 2007-08-02 09:59:43 -0600 | [diff] [blame] | 120 | AM_CONDITIONAL(ARCH_PPC32, test x$target_arch = xppc32) |
| 121 | AM_CONDITIONAL(ARCH_PPC64, test x$target_arch = xppc64) |
mostang.com!davidm | 19a4e77 | 2003-02-08 10:10:59 +0000 | [diff] [blame] | 122 | AM_CONDITIONAL(OS_LINUX, expr x$target_os : xlinux >/dev/null) |
mostang.com!davidm | ebfaebd | 2003-04-03 07:59:15 +0000 | [diff] [blame] | 123 | AM_CONDITIONAL(OS_HPUX, expr x$target_os : xhpux >/dev/null) |
Konstantin Belousov | 905034c | 2010-03-06 00:41:37 +0200 | [diff] [blame] | 124 | AM_CONDITIONAL(OS_FREEBSD, expr x$target_os : xfreebsd >/dev/null) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 125 | |
Jose Flavio Aguilar Paulino | c340d04 | 2007-09-20 11:11:37 -0600 | [diff] [blame] | 126 | if test x$target_arch = xppc64; then |
| 127 | libdir='${exec_prefix}/lib64' |
| 128 | AC_MSG_NOTICE([PowerPC64 detected, lib will be installed ${libdir}]); |
| 129 | AC_SUBST([libdir]) |
| 130 | fi |
| 131 | |
Daniel Jacobowitz | 3842dac | 2008-02-04 17:16:37 -0700 | [diff] [blame] | 132 | if test x$target_arch != x$host_arch; then |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 133 | CPPFLAGS="${CPPFLAGS} -DUNW_REMOTE_ONLY" |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 134 | fi |
| 135 | |
| 136 | AC_ARG_ENABLE(debug, |
| 137 | [ --enable-debug turn on debug support (slows down execution)], |
| 138 | [enable_debug=yes], []) |
| 139 | |
Arun Sharma | 8081e82 | 2008-06-16 14:28:36 -0600 | [diff] [blame] | 140 | AC_ARG_ENABLE(cxx_exceptions, |
| 141 | [ --enable-cxx-exceptions use libunwind to handle C++ exceptions], |
Arun Sharma | 1227c41 | 2009-03-16 21:57:08 -0700 | [diff] [blame] | 142 | [enable_cxx_exceptions=$enableval], |
| 143 | [ |
| 144 | # C++ exception handling doesn't work too well on x86 |
| 145 | case $target_arch in |
| 146 | x86*) enable_cxx_exceptions=no;; |
Arun Sharma | 2fce541 | 2009-04-02 15:49:37 -0700 | [diff] [blame] | 147 | arm*) enable_cxx_exceptions=no;; |
| 148 | mips*) enable_cxx_exceptions=no;; |
Arun Sharma | 1227c41 | 2009-03-16 21:57:08 -0700 | [diff] [blame] | 149 | *) enable_cxx_exceptions=yes;; |
| 150 | esac |
| 151 | ]) |
| 152 | |
Arun Sharma | 8081e82 | 2008-06-16 14:28:36 -0600 | [diff] [blame] | 153 | if test x$enable_cxx_exceptions = xyes; then |
| 154 | AC_MSG_NOTICE([Enabling C++ exception support]) |
| 155 | fi |
| 156 | AM_CONDITIONAL([SUPPORT_CXX_EXCEPTIONS], [test x$enable_cxx_exceptions = xyes]) |
| 157 | |
Arun Sharma | a2c27a4 | 2009-03-16 21:21:58 -0700 | [diff] [blame] | 158 | AC_ARG_ENABLE(debug_frame, |
| 159 | [ --enable-debug-frame Load the ".debug_frame" section if available], |
Arun Sharma | 9607c64 | 2009-03-17 19:08:58 -0700 | [diff] [blame] | 160 | [enable_debug_frame=$enableval], [enable_debug_frame=no]) |
| 161 | if test x$enable_debug_frame = xyes; then |
| 162 | AC_DEFINE([CONFIG_DEBUG_FRAME], [], [Enable Debug Frame]) |
| 163 | fi |
| 164 | |
Paul Pluzhnikov | 9aa0d6d | 2009-09-21 13:04:33 -0700 | [diff] [blame] | 165 | AC_ARG_ENABLE(block_signals, |
| 166 | [ --enable-block-signals Block signals before performing mutex operations], |
| 167 | [enable_block_signals=$enableval], [enable_block_signals=yes]) |
| 168 | if test x$enable_block_signals = xyes; then |
| 169 | AC_DEFINE([CONFIG_BLOCK_SIGNALS], [], [Block signals before mutex operations]) |
| 170 | fi |
| 171 | |
Lassi Tuura | 045c55b | 2010-04-24 19:24:49 -0700 | [diff] [blame] | 172 | AC_ARG_ENABLE(conservative_checks, |
| 173 | [ --enable-conservative-checks Validate all memory addresses before use], |
| 174 | [enable_conservative_checks=$enableval], [enable_conservative_checks=yes]) |
| 175 | if test x$enable_conservative_checks = xyes; then |
| 176 | CPPFLAGS="${CPPFLAGS} -DCONSERVATIVE_CHECKS" |
| 177 | fi |
Paul Pluzhnikov | 9aa0d6d | 2009-09-21 13:04:33 -0700 | [diff] [blame] | 178 | |
mostang.com!davidm | 0a7fdb7 | 2002-11-09 07:59:02 +0000 | [diff] [blame] | 179 | LIBUNWIND___THREAD |
| 180 | |
hp.com!davidm | aa29b98 | 2004-04-20 16:53:44 +0000 | [diff] [blame] | 181 | save_LDFLAGS="$LDFLAGS" |
| 182 | LDFLAGS="$LDFLAGS -static-libcxa" |
| 183 | AC_TRY_LINK([], [], [have_static_libcxa=yes]) |
| 184 | LDFLAGS="$save_LDFLAGS" |
| 185 | if test "x$have_static_libcxa" = xyes; then |
| 186 | LDFLAGS_STATIC_LIBCXA="-XCClinker -static-libcxa" |
| 187 | fi |
| 188 | |
| 189 | AC_TRY_COMPILE([], [#ifndef __INTEL_COMPILER |
| 190 | #error choke me |
| 191 | #endif], [intel_compiler=yes]) |
| 192 | |
| 193 | if test x$GCC = xyes -a x$intel_compiler != xyes; then |
hp.com!davidm | 09c959a | 2005-05-03 09:13:17 +0000 | [diff] [blame] | 194 | CFLAGS="${CFLAGS} -fexceptions -Wall -Wsign-compare" |
hp.com!davidm | 5de169a | 2004-11-05 00:27:40 +0000 | [diff] [blame] | 195 | LIBCRTS="-lgcc" |
mostang.com!davidm | 4e1f57e | 2002-07-18 03:58:34 +0000 | [diff] [blame] | 196 | fi |
| 197 | |
hp.com!davidm | bbe86ee | 2003-02-14 03:09:27 +0000 | [diff] [blame] | 198 | CCASFLAGS="${CCASFLAGS} ${CPPFLAGS}" |
| 199 | |
hp.com!davidm | 41659aa | 2002-04-05 23:37:55 +0000 | [diff] [blame] | 200 | arch="$target_arch" |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 201 | ARCH=`echo $target_arch | tr [a-z] [A-Z]` |
| 202 | |
mostang.com!davidm | 6cd917c | 2004-09-08 17:36:28 +0000 | [diff] [blame] | 203 | dnl create shell variables from the M4 macros: |
| 204 | PKG_MAJOR=pkg_major |
| 205 | PKG_MINOR=pkg_minor |
| 206 | PKG_EXTRA=pkg_extra |
| 207 | PKG_MAINTAINER=pkg_maintainer |
| 208 | |
mostang.com!davidm | cc090ec | 2004-05-05 01:58:44 +0000 | [diff] [blame] | 209 | AC_SUBST(build_arch) |
| 210 | AC_SUBST(target_os) |
hp.com!davidm | 41659aa | 2002-04-05 23:37:55 +0000 | [diff] [blame] | 211 | AC_SUBST(arch) |
mostang.com!davidm | 525afd5 | 2002-02-28 16:24:48 +0000 | [diff] [blame] | 212 | AC_SUBST(ARCH) |
hp.com!davidm | aa29b98 | 2004-04-20 16:53:44 +0000 | [diff] [blame] | 213 | AC_SUBST(LDFLAGS_STATIC_LIBCXA) |
hp.com!davidm | e62c425 | 2004-11-03 21:50:24 +0000 | [diff] [blame] | 214 | AC_SUBST(LIBCRTS) |
mostang.com!davidm | 6cd917c | 2004-09-08 17:36:28 +0000 | [diff] [blame] | 215 | AC_SUBST(PKG_MAJOR) |
| 216 | AC_SUBST(PKG_MINOR) |
| 217 | AC_SUBST(PKG_EXTRA) |
| 218 | AC_SUBST(PKG_MAINTAINER) |
Arun Sharma | 83cef8b | 2009-03-15 20:01:23 -0700 | [diff] [blame] | 219 | AC_SUBST(enable_cxx_exceptions) |
Arun Sharma | 546463d | 2010-05-26 19:21:30 -0700 | [diff] [blame] | 220 | AC_SUBST(enable_debug_frame) |
Konstantin Belousov | 59d38aa | 2010-03-07 12:46:05 +0200 | [diff] [blame] | 221 | AC_SUBST(DLLIB) |
mostang.com!davidm | bd94f81 | 2003-01-17 07:48:52 +0000 | [diff] [blame] | 222 | |
mostang.com!davidm | cc090ec | 2004-05-05 01:58:44 +0000 | [diff] [blame] | 223 | 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] | 224 | doc/Makefile doc/common.tex include/libunwind-common.h) |
mostang.com!davidm | bd94f81 | 2003-01-17 07:48:52 +0000 | [diff] [blame] | 225 | AC_OUTPUT |