diff options
Diffstat (limited to 'contrib/libstdc++/configure.ac')
| -rw-r--r-- | contrib/libstdc++/configure.ac | 407 |
1 files changed, 0 insertions, 407 deletions
diff --git a/contrib/libstdc++/configure.ac b/contrib/libstdc++/configure.ac deleted file mode 100644 index 6c00c6b9a2ca..000000000000 --- a/contrib/libstdc++/configure.ac +++ /dev/null @@ -1,407 +0,0 @@ -# Process this file with autoreconf to produce a configure script. - -AC_PREREQ(2.59) -AC_INIT(package-unused, version-unused,, libstdc++) -AC_CONFIG_SRCDIR(src/ios.cc) -AC_CONFIG_HEADER(config.h) - -# This works around the fact that libtool configuration may change LD -# for this particular configuration, but some shells, instead of -# keeping the changes in LD private, export them just because LD is -# exported. Only used at the end of this file. -### am handles this now? ORIGINAL_LD_FOR_MULTILIBS=$LD - -# For libtool versioning info, format is CURRENT:REVISION:AGE -libtool_VERSION=6:9:0 -AC_SUBST(libtool_VERSION) - -# Find the rest of the source tree framework. -AM_ENABLE_MULTILIB(, ..) - -# Gets build, host, target, *_vendor, *_cpu, *_os, etc. -# -# You will slowly go insane if you do not grok the following fact: when -# building v3 as part of the compiler, the top-level /target/ becomes the -# library's /host/. configure then causes --target to default to --host, -# exactly like any other package using autoconf. Therefore, 'target' and -# 'host' will always be the same. This makes sense both for native and -# cross compilers, just think about it for a little while. :-) -# -# Also, if v3 is being configured as part of a cross compiler, the top-level -# configure script will pass the "real" host as $with_cross_host. -# -# Do not delete or change the following two lines. For why, see -# http://gcc.gnu.org/ml/libstdc++/2003-07/msg00451.html -AC_CANONICAL_SYSTEM -target_alias=${target_alias-$host_alias} - -# Handy for debugging: -#AC_MSG_NOTICE($build / $host / $target / $host_alias / $target_alias); sleep 5 - -if test "$build" != "$host"; then - # We are being configured with some form of cross compiler. - GLIBCXX_IS_NATIVE=false - case "$host","$target" in - # Darwin crosses can use the host system's libraries and headers, - # because of the fat library support. Of course, it must be the - # same version of Darwin on both sides. Allow the user to - # just say --target=foo-darwin without a version number to mean - # "the version on this system". - *-*-darwin*,*-*-darwin*) - hostos=`echo $host | sed 's/.*-darwin/darwin/'` - targetos=`echo $target | sed 's/.*-darwin/darwin/'` - if test $hostos = $targetos -o $targetos = darwin ; then - GLIBCXX_IS_NATIVE=true - fi - ;; - - *) - GCC_NO_EXECUTABLES - ;; - esac -else - GLIBCXX_IS_NATIVE=true -fi - -# Sets up automake. Must come after AC_CANONICAL_SYSTEM. Each of the -# following is magically included in AUTOMAKE_OPTIONS in each Makefile.am. -# 1.x: minimum required version -# no-define: PACKAGE and VERSION will not be #define'd in config.h (a bunch -# of other PACKAGE_* variables will, however, and there's nothing -# we can do about that; they come from AC_INIT). -# foreign: we don't follow the normal rules for GNU packages (no COPYING -# file in the top srcdir, etc, etc), so stop complaining. -# no-dependencies: turns off auto dependency generation (just for now) -# -Wall: turns on all automake warnings... -# -Wno-portability: ...except this one, since GNU make is now required. -AM_INIT_AUTOMAKE([1.9.3 no-define foreign no-dependencies -Wall -Wno-portability -Wno-override]) -AH_TEMPLATE(PACKAGE, [Name of package]) -AH_TEMPLATE(VERSION, [Version number of package]) - -# Runs configure.host, finds CC, CXX, and assorted other critical bits. Sets -# up critical shell variables. -GLIBCXX_CONFIGURE - -AC_LIBTOOL_DLOPEN -AM_PROG_LIBTOOL -AC_SUBST(enable_shared) -AC_SUBST(enable_static) - -# Possibly disable most of the library. -## TODO: Consider skipping unncessary tests altogether in this case, rather -## than just ignoring the results. Faster /and/ more correct, win win. -GLIBCXX_ENABLE_HOSTED - -# Check for compiler support that doesn't require linking. -GLIBCXX_ENABLE_SJLJ_EXCEPTIONS -GLIBCXX_ENABLE_PCH($is_hosted) - -# Enable all the variable C++ runtime options. -GLIBCXX_ENABLE_CSTDIO -GLIBCXX_ENABLE_CLOCALE -GLIBCXX_ENABLE_ALLOCATOR -GLIBCXX_ENABLE_CHEADERS($c_model) dnl c_model from configure.host -GLIBCXX_ENABLE_LONG_LONG([yes]) -GLIBCXX_ENABLE_WCHAR_T([yes]) -GLIBCXX_ENABLE_C99([yes]) -GLIBCXX_ENABLE_CONCEPT_CHECKS([no]) -GLIBCXX_ENABLE_DEBUG_FLAGS(["-g3 -O0"]) -GLIBCXX_ENABLE_DEBUG([no]) -GLIBCXX_ENABLE_CXX_FLAGS -GLIBCXX_ENABLE_FULLY_DYNAMIC_STRING([no]) - -# No surprises, no surprises... -GLIBCXX_ENABLE_THREADS -GLIBCXX_ENABLE_ATOMIC_BUILTINS -if test $atomicity_dir = cpu/generic/atomic_mutex ; then - AC_MSG_WARN([No native atomic operations are provided for this platform.]) - if test $target_thread_file = single; then - AC_MSG_WARN([They cannot be faked when thread support is disabled.]) - AC_MSG_WARN([Thread-safety of certain classes is not guaranteed.]) - else - AC_MSG_WARN([They will be faked using a mutex.]) - AC_MSG_WARN([Performance of certain classes will degrade as a result.]) - fi -fi - -GLIBCXX_CHECK_COMPILER_FEATURES - -if $GLIBCXX_IS_NATIVE; then - - # We can do more elaborate tests that assume a working linker. - CANADIAN=no - - # Check for available headers. - AC_CHECK_HEADERS([nan.h ieeefp.h endian.h sys/isa_defs.h machine/endian.h \ - machine/param.h sys/machine.h fp.h locale.h float.h inttypes.h gconv.h \ - sys/types.h sys/ipc.h sys/sem.h]) - - GLIBCXX_CHECK_LINKER_FEATURES - GLIBCXX_CHECK_MATH_SUPPORT - GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT - GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT - GLIBCXX_CHECK_ICONV_SUPPORT - GLIBCXX_CHECK_STDLIB_SUPPORT - - # For showmanyc_helper(). - AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h) - GLIBCXX_CHECK_POLL - GLIBCXX_CHECK_S_ISREG_OR_S_IFREG - - # For xsputn_2(). - AC_CHECK_HEADERS(sys/uio.h) - GLIBCXX_CHECK_WRITEV - - # For the __streamoff_base_type typedef. - GLIBCXX_CHECK_INT64_T - - # For LFS support. - GLIBCXX_CHECK_LFS - - # For C99 support to TR1. - GLIBCXX_CHECK_C99_TR1 - - # For dev/random and dev/urandom for TR1. - GLIBCXX_CHECK_RANDOM_TR1 - - # For TLS support. - GCC_CHECK_TLS - - # For _Unwind_GetIPInfo. - GCC_CHECK_UNWIND_GETIPINFO - - AC_LC_MESSAGES - - AC_TRY_COMPILE( - [#include <setjmp.h>], - [sigjmp_buf env; - while (! sigsetjmp (env, 1)) - siglongjmp (env, 1); - ], - [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available.])]) - - AC_FUNC_MMAP - -else - - # This lets us hard-code the functionality we know we'll have in the cross - # target environment. "Let" is a sugar-coated word placed on an especially - # dull and tedious hack, actually. - # - # Here's why GLIBCXX_CHECK_MATH_SUPPORT, and other autoconf macros - # that involve linking, can't be used: - # "cannot open sim-crt0.o" - # "cannot open crt0.o" - # etc. All this is because there currently exists no unified, consistent - # way for top level CC information to be passed down to target directories: - # newlib includes, newlib linking info, libgloss versus newlib crt0.o, etc. - # When all of that is done, all of this hokey, excessive AC_DEFINE junk for - # crosses can be removed. - - # If Canadian cross, then don't pick up tools from the build directory. - # Used only in GLIBCXX_EXPORT_INCLUDES. - if test -n "$with_cross_host" && - test x"$build_alias" != x"$with_cross_host" && - test x"$build" != x"$target"; - then - CANADIAN=yes - else - CANADIAN=no - fi - - # Construct crosses by hand, eliminating bits that need ld... - # GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT - # GLIBCXX_CHECK_MATH_SUPPORT - - # First, test for "known" system libraries. We may be using newlib even - # on a hosted environment. - if test "x${with_newlib}" = "xyes"; then - os_include_dir="os/newlib" - AC_DEFINE(HAVE_HYPOT) - - # GLIBCXX_CHECK_STDLIB_SUPPORT - AC_DEFINE(HAVE_STRTOF) - # AC_FUNC_MMAP - AC_DEFINE(HAVE_MMAP) - - AC_DEFINE(HAVE_ACOSF) - AC_DEFINE(HAVE_ASINF) - AC_DEFINE(HAVE_ATAN2F) - AC_DEFINE(HAVE_ATANF) - AC_DEFINE(HAVE_CEILF) - AC_DEFINE(HAVE_COPYSIGN) - AC_DEFINE(HAVE_COPYSIGNF) - AC_DEFINE(HAVE_COSF) - AC_DEFINE(HAVE_COSHF) - AC_DEFINE(HAVE_EXPF) - AC_DEFINE(HAVE_FABSF) - AC_DEFINE(HAVE_FLOORF) - AC_DEFINE(HAVE_FMODF) - AC_DEFINE(HAVE_FREXPF) - AC_DEFINE(HAVE_LDEXPF) - AC_DEFINE(HAVE_LOG10F) - AC_DEFINE(HAVE_LOGF) - AC_DEFINE(HAVE_MODFF) - AC_DEFINE(HAVE_POWF) - AC_DEFINE(HAVE_SINF) - AC_DEFINE(HAVE_SINHF) - AC_DEFINE(HAVE_SQRTF) - AC_DEFINE(HAVE_TANF) - AC_DEFINE(HAVE_TANHF) - - AC_DEFINE(HAVE_S_ISREG) - AC_DEFINE(HAVE_S_IFREG) - else - GLIBCXX_CROSSCONFIG - fi - - # At some point, we should differentiate between architectures - # like x86, which have long double versions, and alpha/powerpc/etc., - # which don't. For the time being, punt. - if test x"long_double_math_on_this_cpu" = x"yes"; then - AC_DEFINE(HAVE_ACOSL) - AC_DEFINE(HAVE_ASINL) - AC_DEFINE(HAVE_ATAN2L) - AC_DEFINE(HAVE_ATANL) - AC_DEFINE(HAVE_CEILL) - AC_DEFINE(HAVE_COPYSIGNL) - AC_DEFINE(HAVE_COSL) - AC_DEFINE(HAVE_COSHL) - AC_DEFINE(HAVE_EXPL) - AC_DEFINE(HAVE_FABSL) - AC_DEFINE(HAVE_FLOORL) - AC_DEFINE(HAVE_FMODL) - AC_DEFINE(HAVE_FREXPL) - AC_DEFINE(HAVE_LDEXPL) - AC_DEFINE(HAVE_LOG10L) - AC_DEFINE(HAVE_LOGL) - AC_DEFINE(HAVE_MODFL) - AC_DEFINE(HAVE_POWL) - AC_DEFINE(HAVE_SINCOSL) - AC_DEFINE(HAVE_SINL) - AC_DEFINE(HAVE_SINHL) - AC_DEFINE(HAVE_SQRTL) - AC_DEFINE(HAVE_TANL) - AC_DEFINE(HAVE_TANHL) - fi - - # Assume we have _Unwind_GetIPInfo for cross-compiles. - AC_DEFINE(HAVE_GETIPINFO) - -fi - -# This depends on GLIBCXX CHECK_LINKER_FEATURES, but without it assumes no. -GLIBCXX_ENABLE_SYMVERS([yes]) -GLIBCXX_ENABLE_VISIBILITY([yes]) - -ac_ldbl_compat=no -case "$target" in - powerpc*-*-*gnu* | \ - sparc*-*-linux* | \ - s390*-*-linux* | \ - alpha*-*-linux*) - AC_TRY_COMPILE(, [ -#if !defined __LONG_DOUBLE_128__ || (defined(__sparc__) && defined(__arch64__)) -#error no need for long double compatibility -#endif - ], [ac_ldbl_compat=yes], [ac_ldbl_compat=no]) - if test "$ac_ldbl_compat" = yes; then - AC_DEFINE([_GLIBCXX_LONG_DOUBLE_COMPAT],1, - [Define if compatibility should be provided for -mlong-double-64.]) - port_specific_symbol_files="\$(top_srcdir)/config/os/gnu-linux/ldbl-extra.ver" - fi -esac -GLIBCXX_CONDITIONAL(GLIBCXX_LDBL_COMPAT, test $ac_ldbl_compat = yes) - -# This depends on GLIBCXX_ENABLE_SYMVERS and GLIBCXX_IS_NATIVE. -GLIBCXX_CONFIGURE_TESTSUITE - -# Propagate the target-specific source directories through the build chain. -ATOMICITY_SRCDIR=config/${atomicity_dir} -ATOMIC_WORD_SRCDIR=config/${atomic_word_dir} -CPU_DEFINES_SRCDIR=config/${cpu_defines_dir} -OS_INC_SRCDIR=config/${os_include_dir} -ABI_TWEAKS_SRCDIR=config/${abi_tweaks_dir} -AC_SUBST(ATOMICITY_SRCDIR) -AC_SUBST(ATOMIC_WORD_SRCDIR) -AC_SUBST(CPU_DEFINES_SRCDIR) -AC_SUBST(ABI_TWEAKS_SRCDIR) -AC_SUBST(OS_INC_SRCDIR) - - -# Determine cross-compile flags and AM_CONDITIONALs. -#AC_SUBST(GLIBCXX_IS_NATIVE) -#AM_CONDITIONAL(CANADIAN, test $CANADIAN = yes) -# from GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT: -#AM_CONDITIONAL(GLIBCXX_BUILD_LIBMATH, test $need_libmath = yes) -GLIBCXX_EVALUATE_CONDITIONALS - -AC_CACHE_SAVE - -if test ${multilib} = yes; then - multilib_arg="--enable-multilib" -else - multilib_arg= -fi - -# Export all the install information. -GLIBCXX_EXPORT_INSTALL_INFO - -# Export all the include and flag information to Makefiles. -GLIBCXX_EXPORT_INCLUDES -GLIBCXX_EXPORT_FLAGS - -if ${CONFIG_SHELL-/bin/sh} ./libtool --tag CXX --features | - grep "enable shared" > /dev/null; -then - LIBSUPCXX_PICFLAGS=-prefer-pic -else - LIBSUPCXX_PICFLAGS= -fi -AC_SUBST(LIBSUPCXX_PICFLAGS) - -dnl In autoconf 2.5x, AC_OUTPUT is replaced by four AC_CONFIG_* macros, -dnl which can all be called multiple times as needed, plus one (different) -dnl AC_OUTPUT macro. This one lists the files to be created: -AC_CONFIG_FILES( \ - Makefile \ - AC_FOREACH([DIR], glibcxx_SUBDIRS, [DIR/Makefile ]) - ) -AC_CONFIG_FILES([scripts/testsuite_flags],[chmod +x scripts/testsuite_flags]) - -dnl These commands are run at the end of config.status: -AC_CONFIG_COMMANDS([default], -[if test -n "$CONFIG_FILES"; 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 - (cd include && ${MAKE-make}) -], -[ -# Variables needed in config.status (file generation) which aren't already -# passed by autoconf. -SUBDIRS="$SUBDIRS" -]) - -dnl And this actually makes things happen: -AC_OUTPUT |