X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=libstdc%2B%2B-v3%2Fconfigure.ac;h=49de141be7b753dec091c9dc35ca698b146b58bd;hp=7bebae9229da6e073f3a4a3272c106e73b681b2e;hb=413e9930f32f10440dea4abc4ee7bcccf91efb4c;hpb=5b0d05cbe6910cca891273f45804339d781a3614 diff --git a/libstdc++-v3/configure.ac b/libstdc++-v3/configure.ac index 7bebae9229d..49de141be7b 100644 --- a/libstdc++-v3/configure.ac +++ b/libstdc++-v3/configure.ac @@ -1,8 +1,8 @@ # Process this file with autoreconf to produce a configure script. -AC_PREREQ(2.59) +AC_PREREQ(2.64) AC_INIT(package-unused, version-unused,, libstdc++) -AC_CONFIG_SRCDIR(src/ios.cc) +AC_CONFIG_SRCDIR(src/shared/hashtable-aux.cc) AC_CONFIG_HEADER(config.h) # This works around the fact that libtool configuration may change LD @@ -11,10 +11,6 @@ AC_CONFIG_HEADER(config.h) # exported. Only used at the end of this file. ### am handles this now? ORIGINAL_LD_FOR_MULTILIBS=$LD -# For libtool versioning info, format is CURRENT:REVISION:AGE -libtool_VERSION=6:9:0 -AC_SUBST(libtool_VERSION) - # Find the rest of the source tree framework. AM_ENABLE_MULTILIB(, ..) @@ -72,31 +68,54 @@ fi # foreign: we don't follow the normal rules for GNU packages (no COPYING # file in the top srcdir, etc, etc), so stop complaining. # no-dependencies: turns off auto dependency generation (just for now) +# no-dist: we don't want 'dist' and related rules. # -Wall: turns on all automake warnings... # -Wno-portability: ...except this one, since GNU make is now required. -AM_INIT_AUTOMAKE([1.9.3 no-define foreign no-dependencies -Wall -Wno-portability -Wno-override]) +AM_INIT_AUTOMAKE([1.9.3 no-define foreign no-dependencies no-dist -Wall -Wno-portability -Wno-override]) AH_TEMPLATE(PACKAGE, [Name of package]) AH_TEMPLATE(VERSION, [Version number of package]) -# Runs configure.host, finds CC, CXX, and assorted other critical bits. Sets +# -fno-builtin must be present here so that a non-conflicting form of +# std::exit can be guessed by AC_PROG_CXX, and used in later tests. + +save_CXXFLAGS="$CXXFLAGS" +CXXFLAGS="$CXXFLAGS -fno-builtin" +AC_PROG_CC +AC_PROG_CXX +CXXFLAGS="$save_CXXFLAGS" + +# Runs configure.host, and assorted other critical bits. Sets # up critical shell variables. GLIBCXX_CONFIGURE -AC_LIBTOOL_DLOPEN +if test "x${with_newlib}" != "xyes"; then + AC_LIBTOOL_DLOPEN +fi AM_PROG_LIBTOOL +ACX_LT_HOST_FLAGS AC_SUBST(enable_shared) AC_SUBST(enable_static) +# Eliminate -lstdc++ addition to postdeps for cross compiles. +postdeps_CXX=`echo " $postdeps_CXX " | sed 's, -lstdc++ ,,g'` + # Possibly disable most of the library. ## TODO: Consider skipping unncessary tests altogether in this case, rather ## than just ignoring the results. Faster /and/ more correct, win win. GLIBCXX_ENABLE_HOSTED -# Check for compiler support that doesn't require linking. +# Enable compiler support that doesn't require linking. GLIBCXX_ENABLE_SJLJ_EXCEPTIONS GLIBCXX_ENABLE_PCH($is_hosted) +GLIBCXX_ENABLE_THREADS +GLIBCXX_ENABLE_ATOMIC_BUILTINS +GLIBCXX_ENABLE_DECIMAL_FLOAT +GLIBCXX_ENABLE_INT128_FLOAT128 -# Enable all the variable C++ runtime options. +# Checks for compiler support that doesn't require linking. +GLIBCXX_CHECK_COMPILER_FEATURES + +# Enable all the variable C++ runtime options that don't require linking. GLIBCXX_ENABLE_CSTDIO GLIBCXX_ENABLE_CLOCALE GLIBCXX_ENABLE_ALLOCATOR @@ -105,82 +124,82 @@ 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_FLAGS(["-gdwarf-4 -g3 -O0"]) GLIBCXX_ENABLE_DEBUG([no]) +GLIBCXX_ENABLE_PARALLEL([yes]) 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 - +GLIBCXX_ENABLE_EXTERN_TEMPLATE([yes]) +GLIBCXX_ENABLE_PYTHON +GLIBCXX_ENABLE_WERROR([yes]) + +# Checks for operating systems support that doesn't require linking. +GLIBCXX_CHECK_MATH_PROTO +GLIBCXX_CHECK_STDLIB_PROTO +GLIBCXX_CHECK_SYSTEM_ERROR + +# For the streamoff typedef. +GLIBCXX_CHECK_INT64_T + +# For LFS support. +GLIBCXX_CHECK_LFS + +# 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 C99 support to TR1. +GLIBCXX_CHECK_C99_TR1 + +# For the EOF, SEEK_CUR, and SEEK_END integer constants. +GLIBCXX_COMPUTE_STDIO_INTEGER_CONSTANTS + +# For gettimeofday support. +GLIBCXX_CHECK_GETTIMEOFDAY + +# For clock_gettime, nanosleep and sched_yield support. +# NB: The default is [no], because otherwise it requires linking. +GLIBCXX_ENABLE_LIBSTDCXX_TIME([no]) + +AC_LC_MESSAGES + +# For hardware_concurrency +AC_CHECK_HEADERS(sys/sysinfo.h) +GLIBCXX_CHECK_GET_NPROCS +AC_CHECK_HEADERS(unistd.h) +GLIBCXX_CHECK_SC_NPROCESSORS_ONLN +GLIBCXX_CHECK_SC_NPROC_ONLN +GLIBCXX_CHECK_PTHREADS_NUM_PROCESSORS_NP +GLIBCXX_CHECK_SYSCTL_HW_NCPU + +# Check for available headers. +AC_CHECK_HEADERS([endian.h execinfo.h float.h fp.h ieeefp.h inttypes.h \ +locale.h machine/endian.h machine/param.h nan.h stdint.h stdlib.h string.h \ +strings.h sys/ipc.h sys/isa_defs.h sys/machine.h sys/param.h \ +sys/resource.h sys/sem.h sys/stat.h sys/time.h sys/types.h unistd.h \ +wchar.h wctype.h]) + +# Only do link tests if native. Else, hardcode. 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_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. + # 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 ], - [sigjmp_buf env; - while (! sigsetjmp (env, 1)) - siglongjmp (env, 1); - ], - [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available.])]) - - AC_FUNC_MMAP - # For iconv support. AM_ICONV @@ -212,7 +231,6 @@ else 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 @@ -222,17 +240,13 @@ else AC_DEFINE(HAVE_HYPOT) # GLIBCXX_CHECK_STDLIB_SUPPORT - AC_DEFINE(HAVE_STRTOF) - # AC_FUNC_MMAP - AC_DEFINE(HAVE_MMAP) + AC_DEFINE(HAVE_STRTOF) 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) @@ -251,9 +265,6 @@ else AC_DEFINE(HAVE_TANF) AC_DEFINE(HAVE_TANHF) - AC_DEFINE(HAVE_S_ISREG) - AC_DEFINE(HAVE_S_IFREG) - AC_DEFINE(HAVE_ICONV) else GLIBCXX_CROSSCONFIG @@ -268,7 +279,6 @@ else 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) @@ -288,19 +298,23 @@ else AC_DEFINE(HAVE_TANL) AC_DEFINE(HAVE_TANHL) fi +fi - # Assume we have _Unwind_GetIPInfo for cross-compiles. - AC_DEFINE(HAVE_GETIPINFO) +# Check for _Unwind_GetIPInfo. +GCC_CHECK_UNWIND_GETIPINFO -fi +GCC_LINUX_FUTEX([AC_DEFINE(HAVE_LINUX_FUTEX, 1, [Define if futex syscall is available.])]) + +GCC_HEADER_STDINT(include/gstdint.h) -# This depends on GLIBCXX CHECK_LINKER_FEATURES, but without it assumes no. GLIBCXX_ENABLE_SYMVERS([yes]) -GLIBCXX_ENABLE_VISIBILITY([yes]) +AC_SUBST(libtool_VERSION) + +GLIBCXX_ENABLE_LIBSTDCXX_VISIBILITY([yes]) ac_ldbl_compat=no case "$target" in - powerpc*-*-*gnu* | \ + powerpc*-*-linux* | \ sparc*-*-linux* | \ s390*-*-linux* | \ alpha*-*-linux*) @@ -320,26 +334,77 @@ GLIBCXX_CONDITIONAL(GLIBCXX_LDBL_COMPAT, test $ac_ldbl_compat = yes) # This depends on GLIBCXX_ENABLE_SYMVERS and GLIBCXX_IS_NATIVE. GLIBCXX_CONFIGURE_TESTSUITE +# For gthread support. Depends on GLIBCXX_ENABLE_SYMVERS. +GLIBCXX_CHECK_GTHREADS + +# Define documentation rules conditionally. + +# See if makeinfo has been installed and is modern enough +# that we can use it. +ACX_CHECK_PROG_VER([MAKEINFO], [makeinfo], [--version], + [GNU texinfo.* \([0-9][0-9.]*\)], + [4.[4-9]*|4.[1-9][0-9]*|[5-9]*|[1-9][0-9]*]) +AM_CONDITIONAL(BUILD_INFO, test $gcc_cv_prog_makeinfo_modern = "yes") + +# Check for doxygen +AC_CHECK_PROG([DOXYGEN], doxygen, yes, no) +AC_CHECK_PROG([DOT], dot, yes, no) + +# Check for docbook +AC_CHECK_PROG([XSLTPROC], xsltproc, yes, no) +AC_CHECK_PROG([XMLLINT], xmllint, yes, no) +GLIBCXX_CONFIGURE_DOCBOOK + +# Check for xml/html dependencies. +AM_CONDITIONAL(BUILD_XML, + test $ac_cv_prog_DOXYGEN = "yes" && + test $ac_cv_prog_DOT = "yes" && + test $ac_cv_prog_XSLTPROC = "yes" && + test $ac_cv_prog_XMLLINT = "yes" && + test $glibcxx_stylesheets = "yes") + +AM_CONDITIONAL(BUILD_HTML, + test $ac_cv_prog_DOXYGEN = "yes" && + test $ac_cv_prog_DOT = "yes" && + test $ac_cv_prog_XSLTPROC = "yes" && + test $ac_cv_prog_XMLLINT = "yes" && + test $glibcxx_stylesheets = "yes") + +# Check for man dependencies. +AM_CONDITIONAL(BUILD_MAN, + test $ac_cv_prog_DOXYGEN = "yes" && + test $ac_cv_prog_DOT = "yes") + +# Check for pdf dependencies. +AC_CHECK_PROG([DBLATEX], dblatex, yes, no) +AC_CHECK_PROG([PDFLATEX], pdflatex, yes, no) +AM_CONDITIONAL(BUILD_PDF, + test $ac_cv_prog_DBLATEX = "yes" && + test $ac_cv_prog_PDFLATEX = "yes") + + # Propagate the target-specific source directories through the build chain. ATOMICITY_SRCDIR=config/${atomicity_dir} ATOMIC_WORD_SRCDIR=config/${atomic_word_dir} +ATOMIC_FLAGS=${atomic_flags} CPU_DEFINES_SRCDIR=config/${cpu_defines_dir} OS_INC_SRCDIR=config/${os_include_dir} +ERROR_CONSTANTS_SRCDIR=config/${error_constants_dir} ABI_TWEAKS_SRCDIR=config/${abi_tweaks_dir} AC_SUBST(ATOMICITY_SRCDIR) AC_SUBST(ATOMIC_WORD_SRCDIR) +AC_SUBST(ATOMIC_FLAGS) AC_SUBST(CPU_DEFINES_SRCDIR) AC_SUBST(ABI_TWEAKS_SRCDIR) AC_SUBST(OS_INC_SRCDIR) +AC_SUBST(ERROR_CONSTANTS_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 @@ -355,57 +420,43 @@ GLIBCXX_EXPORT_INSTALL_INFO GLIBCXX_EXPORT_INCLUDES GLIBCXX_EXPORT_FLAGS -if ${CONFIG_SHELL-/bin/sh} ./libtool --tag CXX --features | - grep "enable shared" > /dev/null; -then - LIBSUPCXX_PICFLAGS=-prefer-pic +if test "$enable_shared" = yes; then + PIC_CXXFLAGS="-prefer-pic" else - LIBSUPCXX_PICFLAGS= + PIC_CXXFLAGS= fi -AC_SUBST(LIBSUPCXX_PICFLAGS) +AC_SUBST(PIC_CXXFLAGS) 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(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 +AC_CONFIG_FILES([scripts/extract_symvers],[chmod +x scripts/extract_symvers]) + +# 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. +AC_CONFIG_FILES(AC_FOREACH([DIR], glibcxx_SUBDIRS, [DIR/Makefile ]), + [cat > vpsed$$ << \_EOF s!`test -f '$<' || echo '$(srcdir)/'`!! _EOF - for i in $SUBDIRS; do - case $CONFIG_FILES in - *${i}/Makefile*) - #echo "Adding MULTISUBDIR to $i/Makefile" - sed -f vpsed $i/Makefile > tmp - grep '^MULTISUBDIR =' Makefile >> tmp - mv tmp $i/Makefile - ;; - esac - done - rm vpsed - fi - (cd include && ${MAKE-make}) -], -[ -# Variables needed in config.status (file generation) which aren't already -# passed by autoconf. -SUBDIRS="$SUBDIRS" + sed -f vpsed$$ $ac_file > tmp$$ + mv tmp$$ $ac_file + rm vpsed$$ + echo 'MULTISUBDIR =' >> $ac_file + ml_norecursion=yes + . ${multi_basedir}/config-ml.in + AS_UNSET([ml_norecursion]) ]) +AC_CONFIG_COMMANDS([generate-headers], + [(cd include && ${MAKE-make} pch_build= )]) + dnl And this actually makes things happen: AC_OUTPUT