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Diffstat (limited to 'gcc-4.8.1/libbacktrace/configure.ac')
| -rw-r--r-- | gcc-4.8.1/libbacktrace/configure.ac | 368 |
1 files changed, 0 insertions, 368 deletions
diff --git a/gcc-4.8.1/libbacktrace/configure.ac b/gcc-4.8.1/libbacktrace/configure.ac deleted file mode 100644 index 28b2a1cd5..000000000 --- a/gcc-4.8.1/libbacktrace/configure.ac +++ /dev/null @@ -1,368 +0,0 @@ -# configure.ac -- Backtrace configure script. -# Copyright (C) 2012-2013 Free Software Foundation, Inc. - -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are -# met: - -# (1) Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. - -# (2) Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in -# the documentation and/or other materials provided with the -# distribution. - -# (3) The name of the author may not be used to -# endorse or promote products derived from this software without -# specific prior written permission. - -# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR -# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE -# DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, -# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) -# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, -# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING -# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -# POSSIBILITY OF SUCH DAMAGE. - -AC_PREREQ(2.64) -AC_INIT(package-unused, version-unused,, libbacktrace) -AC_CONFIG_SRCDIR(backtrace.h) -AC_CONFIG_HEADER(config.h) - -AC_CANONICAL_SYSTEM -target_alias=${target_alias-$host_alias} - -AC_USE_SYSTEM_EXTENSIONS - -libtool_VERSION=1:0:0 -AC_SUBST(libtool_VERSION) - -# 1.11.1: Require that version of automake. -# foreign: Don't require README, INSTALL, NEWS, etc. -# no-define: Don't define PACKAGE and VERSION. -# no-dependencies: Don't generate automatic dependencies. -# (because it breaks when using bootstrap-lean, since some of the -# headers are gone at "make install" time). -# -Wall: Issue all automake warnings. -# -Wno-portability: Don't warn about constructs supported by GNU make. -# (because GCC requires GNU make anyhow). -AM_INIT_AUTOMAKE([1.11.1 foreign no-dist no-define no-dependencies -Wall -Wno-portability]) - -AM_MAINTAINER_MODE - -AC_ARG_WITH(target-subdir, -[ --with-target-subdir=SUBDIR Configuring in a subdirectory for target]) - -# We must force CC to /not/ be precious variables; otherwise -# the wrong, non-multilib-adjusted value will be used in multilibs. -# As a side effect, we have to subst CFLAGS ourselves. -m4_rename([_AC_ARG_VAR_PRECIOUS],[backtrace_PRECIOUS]) -m4_define([_AC_ARG_VAR_PRECIOUS],[]) -AC_PROG_CC -m4_rename_force([backtrace_PRECIOUS],[_AC_ARG_VAR_PRECIOUS]) - -AC_SUBST(CFLAGS) - -AC_PROG_RANLIB - -AC_PROG_AWK -case "$AWK" in -"") AC_MSG_ERROR([can't build without awk]) ;; -esac - -LT_INIT([disable-shared]) -AM_PROG_LIBTOOL - -backtrace_supported=yes - -if test -n "${with_target_subdir}"; then - # We are compiling a GCC library. We can assume that the unwind - # library exists. - AM_ENABLE_MULTILIB(, ..) - BACKTRACE_FILE="backtrace.lo simple.lo" -else - AC_CHECK_HEADER([unwind.h], - [AC_CHECK_FUNC([_Unwind_Backtrace], - [BACKTRACE_FILE="backtrace.lo simple.lo"], - [BACKTRACE_FILE="nounwind.lo" - backtrace_supported=no])], - [BACKTRACE_FILE="nounwind.lo" - backtrace_supported=no]) -fi -AC_SUBST(BACKTRACE_FILE) - -EXTRA_FLAGS= -if test -n "${with_target_subdir}"; then - EXTRA_FLAGS="-funwind-tables -frandom-seed=\$@" -else - AC_CACHE_CHECK([for -funwind-tables option], - [libbacktrace_cv_c_unwind_tables], - [CFLAGS_hold="$CFLAGS" - CFLAGS="$CFLAGS -funwind-tables" - AC_COMPILE_IFELSE( - [AC_LANG_PROGRAM([static int f() { return 0; }], [return f();])], - [libbacktrace_cv_c_unwind_tables=yes], - [libbacktrace_cv_c_unwind_tables=no]) - CFLAGS="$CFLAGS_hold"]) - if test "$libbacktrace_cv_c_unwind_tables" = "yes"; then - EXTRA_FLAGS=-funwind-tables - fi - AC_CACHE_CHECK([for -frandom-seed=string option], - [libbacktrace_cv_c_random_seed_string], - [CFLAGS_hold="$CFLAGS" - CFLAGS="$CFLAGS -frandom-seed=conftest.lo" - AC_COMPILE_IFELSE( - [AC_LANG_PROGRAM([], [return 0;])], - [libbacktrace_cv_c_random_seed_string=yes], - [libbacktrace_cv_c_random_seed_string=no]) - CFLAGS="$CFLAGS_hold"]) - if test "$libbacktrace_cv_c_random_seed_string" = "yes"; then - EXTRA_FLAGS="$EXTRA_FLAGS -frandom-seed=\$@" - fi -fi -AC_SUBST(EXTRA_FLAGS) - -ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \ - -Wmissing-prototypes -Wold-style-definition \ - -Wmissing-format-attribute -Wcast-qual], - [WARN_FLAGS]) - -if test -n "${with_target_subdir}"; then - WARN_FLAGS="$WARN_FLAGS -Werror" -fi - -AC_SUBST(WARN_FLAGS) - -if test -n "${with_target_subdir}"; then - GCC_CHECK_UNWIND_GETIPINFO -else - ac_save_CFFLAGS="$CFLAGS" - CFLAGS="$CFLAGS -Werror-implicit-function-declaration" - AC_MSG_CHECKING([for _Unwind_GetIPInfo]) - AC_COMPILE_IFELSE( - [AC_LANG_PROGRAM( - [#include "unwind.h" - struct _Unwind_Context *context; - int ip_before_insn = 0;], - [return _Unwind_GetIPInfo (context, &ip_before_insn);])], - [have_unwind_getipinfo=yes], [have_unwind_getipinfo=no]) - CFLAGS="$ac_save_CFLAGS" - AC_MSG_RESULT([$have_unwind_getipinfo]) - if test "$have_unwind_getipinfo" = "yes"; then - AC_DEFINE(HAVE_GETIPINFO, 1, [Define if _Unwind_GetIPInfo is available.]) - fi -fi - -# When building as a target library, shared libraries may want to link -# this in. We don't want to provide another shared library to -# complicate dependencies. Instead, we just compile with -fPIC. -PIC_FLAG= -if test -n "${with_target_subdir}"; then - PIC_FLAG=-fPIC -fi -AC_SUBST(PIC_FLAG) - -# Test for __sync support. -AC_CACHE_CHECK([__sync extensions], -[libbacktrace_cv_sys_sync], -[if test -n "${with_target_subdir}"; then - libbacktrace_cv_sys_sync=yes - else - AC_LINK_IFELSE( - [AC_LANG_PROGRAM([int i;], - [__sync_bool_compare_and_swap (&i, i, i); - __sync_lock_test_and_set (&i, 1); - __sync_lock_release (&i);])], - [libbacktrace_cv_sys_sync=yes], - [libbacktrace_cv_sys_sync=no]) - fi]) -BACKTRACE_SUPPORTS_THREADS=0 -if test "$libbacktrace_cv_sys_sync" = "yes"; then - BACKTRACE_SUPPORTS_THREADS=1 - AC_DEFINE([HAVE_SYNC_FUNCTIONS], 1, - [Define to 1 if you have the __sync functions]) -fi -AC_SUBST(BACKTRACE_SUPPORTS_THREADS) - -# The library needs to be able to read the executable itself. Compile -# a file to determine the executable format. The awk script -# filetype.awk prints out the file type. -AC_CACHE_CHECK([output filetype], -[libbacktrace_cv_sys_filetype], -[filetype= -AC_COMPILE_IFELSE( - [AC_LANG_PROGRAM([int i;], [int j;])], - [filetype=`${AWK} -f $srcdir/filetype.awk conftest.$ac_objext`], - [AC_MSG_FAILURE([compiler failed])]) -libbacktrace_cv_sys_filetype=$filetype]) - -# Match the file type to decide what files to compile. -FORMAT_FILE= -case "$libbacktrace_cv_sys_filetype" in -elf*) FORMAT_FILE="elf.lo" ;; -*) AC_MSG_WARN([could not determine output file type]) - FORMAT_FILE="unknown.lo" - backtrace_supported=no - ;; -esac -AC_SUBST(FORMAT_FILE) - -# ELF defines. -elfsize= -case "$libbacktrace_cv_sys_filetype" in -elf32) elfsize=32 ;; -elf64) elfsize=64 ;; -esac -AC_DEFINE_UNQUOTED([BACKTRACE_ELF_SIZE], [$elfsize], [ELF size: 32 or 64]) - -BACKTRACE_SUPPORTED=0 -if test "$backtrace_supported" = "yes"; then - BACKTRACE_SUPPORTED=1 -fi -AC_SUBST(BACKTRACE_SUPPORTED) - -GCC_HEADER_STDINT(gstdint.h) - -AC_CHECK_HEADERS(sys/mman.h) -if test "$ac_cv_header_sys_mman_h" = "no"; then - have_mmap=no -else - if test -n "${with_target_subdir}"; then - # When built as a GCC target library, we can't do a link test. We - # simply assume that if we have mman.h, we have mmap. - have_mmap=yes - else - AC_CHECK_FUNC(mmap, [have_mmap=yes], [have_mmap=no]) - fi -fi -if test "$have_mmap" = "no"; then - VIEW_FILE=read.lo - ALLOC_FILE=alloc.lo -else - VIEW_FILE=mmapio.lo - AC_PREPROC_IFELSE([ -#include <sys/mman.h> -#if !defined(MAP_ANONYMOUS) && !defined(MAP_ANON) - #error no MAP_ANONYMOUS -#endif -], [ALLOC_FILE=mmap.lo], [ALLOC_FILE=alloc.lo]) -fi -AC_SUBST(VIEW_FILE) -AC_SUBST(ALLOC_FILE) - -BACKTRACE_USES_MALLOC=0 -if test "$ALLOC_FILE" = "alloc.lo"; then - BACKTRACE_USES_MALLOC=1 -fi -AC_SUBST(BACKTRACE_USES_MALLOC) - -# Check for dl_iterate_phdr. -AC_CHECK_HEADERS(link.h) -if test "$ac_cv_header_link_h" = "no"; then - have_dl_iterate_phdr=no -else - if test -n "${with_target_subdir}"; then - # When built as a GCC target library, we can't do a link test. - AC_EGREP_HEADER([dl_iterate_phdr], [link.h], [have_dl_iterate_phdr=yes], - [have_dl_iterate_phdr=no]) - case "${host}" in - *-*-solaris2.10*) - # Avoid dl_iterate_phdr on Solaris 10, where it is in the - # header file but is only in -ldl. - have_dl_iterate_phdr=no ;; - esac - else - AC_CHECK_FUNC([dl_iterate_phdr], [have_dl_iterate_phdr=yes], - [have_dl_iterate_phdr=no]) - fi -fi -if test "$have_dl_iterate_phdr" = "yes"; then - AC_DEFINE(HAVE_DL_ITERATE_PHDR, 1, [Define if dl_iterate_phdr is available.]) -fi - -# Check for the fcntl function. -if test -n "${with_target_subdir}"; then - case "${host}" in - *-*-mingw*) have_fcntl=no ;; - *) have_fcntl=yes ;; - esac -else - AC_CHECK_FUNC(fcntl, [have_fcntl=yes], [have_fcntl=no]) -fi -if test "$have_fcntl" = "yes"; then - AC_DEFINE([HAVE_FCNTL], 1, - [Define to 1 if you have the fcntl function]) -fi - -AC_CHECK_DECLS(strnlen) - -# Check for getexecname function. -if test -n "${with_target_subdir}"; then - case "${host}" in - *-*-solaris2*) have_getexecname=yes ;; - *) have_getexecname=no ;; - esac -else - AC_CHECK_FUNC(getexecname, [have_getexecname=yes], [have_getexecname=no]) -fi -if test "$have_getexecname" = "yes"; then - AC_DEFINE(HAVE_GETEXECNAME, 1, [Define if getexecname is available.]) -fi - -AC_CACHE_CHECK([whether tests can run], - [libbacktrace_cv_sys_native], - [AC_RUN_IFELSE([AC_LANG_PROGRAM([], [return 0;])], - [libbacktrace_cv_sys_native=yes], - [libbacktrace_cv_sys_native=no], - [libbacktrace_cv_sys_native=no])]) -AM_CONDITIONAL(NATIVE, test "$libbacktrace_cv_sys_native" = "yes") - -if test "${multilib}" = "yes"; then - multilib_arg="--enable-multilib" -else - multilib_arg= -fi - -AC_CONFIG_FILES(Makefile backtrace-supported.h) - -# We need multilib support, but only if configuring for the target. -AC_CONFIG_COMMANDS([default], -[if test -n "$CONFIG_FILES"; then - if test -n "${with_target_subdir}"; then - # Multilibs need MULTISUBDIR defined correctly in certain makefiles so - # that multilib installs will end up installed in the correct place. - # The testsuite needs it for multilib-aware ABI baseline files. - # To work around this not being passed down from config-ml.in -> - # srcdir/Makefile.am -> srcdir/{src,libsupc++,...}/Makefile.am, manually - # append it here. Only modify Makefiles that have just been created. - # - # Also, get rid of this simulated-VPATH thing that automake does. - cat > vpsed << \_EOF - s!`test -f '$<' || echo '$(srcdir)/'`!! -_EOF - for i in $SUBDIRS; do - case $CONFIG_FILES in - *${i}/Makefile*) - #echo "Adding MULTISUBDIR to $i/Makefile" - sed -f vpsed $i/Makefile > tmp - grep '^MULTISUBDIR =' Makefile >> tmp - mv tmp $i/Makefile - ;; - esac - done - rm vpsed - fi - fi -], -[ -# Variables needed in config.status (file generation) which aren't already -# passed by autoconf. -SUBDIRS="$SUBDIRS" -]) - -AC_OUTPUT |