# Process this file with autoconf to produce a configure script, like so:
-# aclocal, autoconf, autoheader, automake
+# aclocal && autoconf && autoheader && automake
AC_PREREQ(2.13)
AC_INIT(src/ios.cc)
-# When building with srcdir == objdir, links to the source files will
-# be created in directories within the target_subdir. We have to
-# adjust toplevel_srcdir accordingly, so that configure finds
-# install-sh and other auxiliary files that live in the top-level
-# source directory.
-if test "${srcdir}" = "."; then
- if test -z "${with_target_subdir}"; then
- toprel=".."
- else
- if test "${with_target_subdir}" != "."; then
- toprel="${with_multisrctop}../.."
- else
- toprel="${with_multisrctop}.."
- fi
- fi
-else
- toprel=".."
-fi
-AC_CONFIG_AUX_DIR(${srcdir}/$toprel)
-toplevel_srcdir=\${top_srcdir}/$toprel
-AC_SUBST(toplevel_srcdir)
-
-dnl This is here just to satisfy automake.
-ifelse(not,equal,[AC_CONFIG_AUX_DIR(..)])
-
-# Gets and sets build, host, target, *_vendor, *_cpu, *_os, etc.
-# AC 2.50 sets target_alias iff the user specified --target, but we use it
-# everywhere, so we set it here just to be sure.
+# 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.
+ORIGINAL_LD_FOR_MULTILIBS=$LD
+
+PACKAGE=libstdc++
+AC_SUBST(PACKAGE)
+# For libtool versioning info, format is CURRENT:REVISION:AGE
+libtool_VERSION=5:1:0
+AC_SUBST(libtool_VERSION)
+
+GLIBCPP_TOPREL_CONFIGURE
+
+# 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 $with_cross_host.
+#
+# AC 2.5x sets target_alias iff the user specified --target, but we use it
+# everywhere, so we set it here just to be sure. In AC 2.13
+# AC_CANONICAL_TARGET was known as AC_CANONICAL_SYSTEM.
AC_CANONICAL_SYSTEM
target_alias=${target_alias-$target}
AC_SUBST(target_alias)
-# We use these options to decide which functions to include.
-AC_ARG_WITH(target-subdir,
-[ --with-target-subdir=SUBDIR
- configuring in a subdirectory])
-AC_ARG_WITH(cross-host,
-[ --with-cross-host=HOST configuring with a cross compiler])
-
-# Runs configure.host and configure.target. Have to run this before
-# the GLIBCPP_ENABLE_* macros below.
+# Runs configure.target, finds CC, CXX and assorted other critical bits.
+# Must run this before the GLIBCPP_ENABLE_* macros below.
GLIBCPP_CONFIGURE(.)
+AM_INIT_AUTOMAKE($PACKAGE, $gcc_version)
+AM_CONFIG_HEADER(config.h)
+
AC_LIBTOOL_DLOPEN
AM_PROG_LIBTOOL
AC_SUBST(enable_shared)
AC_SUBST(enable_static)
-GLIBCPP_CHECK_GNU_MAKE
-
-
-
-AM_CONFIG_HEADER(config.h)
# Check for c++ or library specific bits that don't require linking.
-GLIBCPP_CHECK_COMPILER_VERSION
+#GLIBCPP_CHECK_COMPILER_VERSION
+GLIBCPP_CHECK_GNU_MAKE
-# Enable all the crazy c++ stuff. C_MBCHAR must come early.
+# Enable all the variable C++ stuff. C_MBCHAR must come early.
GLIBCPP_ENABLE_DEBUG($USE_MAINTAINER_MODE)
GLIBCPP_ENABLE_CSTDIO
GLIBCPP_ENABLE_CLOCALE
GLIBCPP_ENABLE_C_MBCHAR([yes])
GLIBCPP_ENABLE_C99([yes])
GLIBCPP_ENABLE_LONG_LONG([yes])
-GLIBCPP_ENABLE_CHEADERS([c_std])
+GLIBCPP_ENABLE_CHEADERS([$c_model])
GLIBCPP_ENABLE_THREADS
GLIBCPP_ENABLE_CXX_FLAGS([none])
GLIBCPP_ENABLE_SJLJ_EXCEPTIONS
-
-if test -n "$with_cross_host"; then
-
- # We are being configured with a cross compiler. AC_REPLACE_FUNCS
- # may not work correctly, because the compiler may not be able to
- # link executables.
- xcompiling=1
- NATIVE=no
-
- # If Canadian cross, then don't pick up tools from the build
- # directory.
- if test x"$build" != x"$with_cross_host" && x"$build" != x"$target"; then
+GLIBCPP_ENABLE_LIBUNWIND_EXCEPTIONS
+GLIBCPP_ENABLE_CONCEPT_CHECKS
+
+# Check for headers necessary for libsupc++ using dyn-string.c/cxa_demangle.c
+AC_CHECK_HEADERS(string.h stdlib.h)
+
+if test -n "$with_cross_host" || test x"$build" != x"$host"; then
+
+ # We are being configured with some form of cross compiler.
+ GLIBCPP_IS_CROSS_COMPILING=1
+
+ # This lets us hard-code the functionality we know we'll have in the cross
+ # target environment. "Let" is a sugar-coated word placed on an especially
+ # dull and tedious hack, actually.
+ #
+ # Here's why GLIBCPP_CHECK_MATH_SUPPORT, and other autoconf macros
+ # that involve linking, can't be used:
+ # "cannot open sim-crt0.o"
+ # "cannot open crt0.o"
+ # etc. All this is because there currently exists no unified, consistent
+ # way for top level CC information to be passed down to target directories:
+ # newlib includes, newlib linking info, libgloss versus newlib crt0.o, etc.
+ # When all of that is done, all of this hokey, excessive AC_DEFINE junk for
+ # crosses can be removed.
+
+ # If Canadian cross, then don't pick up tools from the build directory.
+ # Used in GLIBCPP_EXPORT_INCLUDES (and nowhere else?).
+ if test -n "$with_cross_host" && test x"$build" != x"$with_cross_host"; then
CANADIAN=yes
- NULL_TARGET=yes
else
CANADIAN=no
- NULL_TARGET=no
fi
+ # Construct crosses by hand, eliminating bits that need ld...
+ # GLIBCPP_CHECK_COMPILER_FEATURES
+ # GLIBCPP_CHECK_BUILTIN_MATH_SUPPORT
+ # GLIBCPP_CHECK_MATH_SUPPORT
+
case "$target_alias" in
*-linux*)
- # Construct linux crosses by hand, eliminating bits that need ld...
- # 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])
-
- # GLIBCPP_CHECK_COMPILER_FEATURES
- SECTION_FLAGS='-ffunction-sections -fdata-sections'
- AC_SUBST(SECTION_FLAGS)
- GLIBCPP_CHECK_LINKER_FEATURES
- # GLIBCPP_CHECK_BUILTIN_MATH_SUPPORT
- # GLIBCPP_CHECK_MATH_SUPPORT
- 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_FINITE)
- AC_DEFINE(HAVE_FINITEF)
- AC_DEFINE(HAVE_FLOORF)
- AC_DEFINE(HAVE_FMODF)
- AC_DEFINE(HAVE_FREXPF)
- AC_DEFINE(HAVE_ISINF)
- AC_DEFINE(HAVE_ISINFF)
- AC_DEFINE(HAVE_ISNAN)
- AC_DEFINE(HAVE_ISNANF)
- AC_DEFINE(HAVE_LDEXPF)
- AC_DEFINE(HAVE_LOG10F)
- AC_DEFINE(HAVE_LOGF)
- AC_DEFINE(HAVE_MODFF)
- AC_DEFINE(HAVE_POWF)
- AC_DEFINE(HAVE_SINCOS)
- AC_DEFINE(HAVE_SINCOSF)
- AC_DEFINE(HAVE_SINF)
- AC_DEFINE(HAVE_SINHF)
- AC_DEFINE(HAVE_SQRTF)
- AC_DEFINE(HAVE_TANF)
- AC_DEFINE(HAVE_TANHF)
-
- # 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_FINITEL)
- AC_DEFINE(HAVE_FLOORL)
- AC_DEFINE(HAVE_FMODL)
- AC_DEFINE(HAVE_FREXPL)
- AC_DEFINE(HAVE_ISINFL)
- AC_DEFINE(HAVE_ISNANL)
- 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
- GLIBCPP_CHECK_COMPLEX_MATH_SUPPORT
- GLIBCPP_CHECK_WCHAR_T_SUPPORT
- os_include_dir="config/os/gnu-linux"
- # GLIBCPP_CHECK_STDLIB_SUPPORT
- AC_DEFINE(HAVE_STRTOF)
- AC_DEFINE(HAVE_STRTOLD)
- # AC_FUNC_MMAP
- AC_DEFINE(HAVE_MMAP)
- ;;
+ os_include_dir="os/gnu-linux"
+ AC_CHECK_HEADERS([nan.h ieeefp.h endian.h sys/isa_defs.h \
+ machine/endian.h machine/param.h sys/machine.h sys/types.h \
+ fp.h locale.h float.h inttypes.h])
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCPP_CHECK_LINKER_FEATURES
+ GLIBCPP_CHECK_COMPLEX_MATH_SUPPORT
+ GLIBCPP_CHECK_WCHAR_T_SUPPORT
+ AC_DEFINE(HAVE_COPYSIGN)
+ AC_DEFINE(HAVE_COPYSIGNF)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_FINITEF)
+ AC_DEFINE(HAVE_FREXPF)
+ AC_DEFINE(HAVE_HYPOTF)
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISINFF)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_ISNANF)
+ AC_DEFINE(HAVE_SINCOS)
+ AC_DEFINE(HAVE_SINCOSF)
+ if test x"long_double_math_on_this_cpu" = x"yes"; then
+ AC_DEFINE(HAVE_FINITEL)
+ AC_DEFINE(HAVE_HYPOTL)
+ AC_DEFINE(HAVE_ISINFL)
+ AC_DEFINE(HAVE_ISNANL)
+ fi
+ ;;
+ *-hpux*)
+ # 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 sys/types.h \
+ fp.h locale.h float.h inttypes.h])
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCPP_CHECK_LINKER_FEATURES
+ GLIBCPP_CHECK_COMPLEX_MATH_SUPPORT
+ GLIBCPP_CHECK_WCHAR_T_SUPPORT
+ os_include_dir="os/hpux"
+ AC_DEFINE(HAVE_COPYSIGN)
+ AC_DEFINE(HAVE_COPYSIGNF)
+ AC_DEFINE(HAVE_FREXPF)
+ AC_DEFINE(HAVE_HYPOT)
+ case "$target_alias" in
+ *-hpux10*)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_FINITEF)
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISINFF)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_ISNANF)
+ ;;
+ esac
+
+ ;;
+ *-netbsd*)
+ # 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 sys/types.h \
+ fp.h locale.h float.h inttypes.h])
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCPP_CHECK_LINKER_FEATURES
+ GLIBCPP_CHECK_COMPLEX_MATH_SUPPORT
+ GLIBCPP_CHECK_WCHAR_T_SUPPORT
+ os_include_dir="os/bsd/netbsd"
+ AC_DEFINE(HAVE_COPYSIGN)
+ AC_DEFINE(HAVE_COPYSIGNF)
+ AC_DEFINE(HAVE_FINITEF)
+ AC_DEFINE(HAVE_FINITE)
+ AC_DEFINE(HAVE_FREXPF)
+ AC_DEFINE(HAVE_HYPOTF)
+ AC_DEFINE(HAVE_ISINF)
+ AC_DEFINE(HAVE_ISINFF)
+ AC_DEFINE(HAVE_ISNAN)
+ AC_DEFINE(HAVE_ISNANF)
+ if test x"long_double_math_on_this_cpu" = x"yes"; then
+ AC_DEFINE(HAVE_FINITEL)
+ AC_DEFINE(HAVE_ISINFL)
+ AC_DEFINE(HAVE_ISNANL)
+ fi
+ ;;
+ *-mingw32*)
+ AC_CHECK_HEADERS([sys/types.h locale.h float.h])
+ GLIBCPP_CHECK_LINKER_FEATURES
+ GLIBCPP_CHECK_COMPLEX_MATH_SUPPORT
+ GLIBCPP_CHECK_WCHAR_T_SUPPORT
+ os_include_dir="os/mingw32"
+ ;;
+ *-windiss*)
+ os_include_dir="os/windiss"
+ ;;
+changequote(,)dnl
+ *-qnx6.[12]*)
+changequote([,])dnl
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ AC_SUBST(SECTION_FLAGS)
+ GLIBCPP_CHECK_LINKER_FEATURES
+ GLIBCPP_CHECK_COMPLEX_MATH_SUPPORT
+ GLIBCPP_CHECK_WCHAR_T_SUPPORT
+ os_include_dir="os/qnx/qnx6.1"
+ AC_DEFINE(HAVE_COSF)
+ AC_DEFINE(HAVE_COSL)
+ AC_DEFINE(HAVE_COSHF)
+ AC_DEFINE(HAVE_COSHL)
+ AC_DEFINE(HAVE_LOGF)
+ AC_DEFINE(HAVE_LOGL)
+ AC_DEFINE(HAVE_LOG10F)
+ AC_DEFINE(HAVE_LOG10L)
+ AC_DEFINE(HAVE_SINF)
+ AC_DEFINE(HAVE_SINL)
+ AC_DEFINE(HAVE_SINHF)
+ AC_DEFINE(HAVE_SINHL)
+ ;;
*)
- # We assume newlib. This lets us hard-code the functions we know
- # we'll have.
- AC_DEFINE(HAVE_FINITE)
- AC_DEFINE(HAVE_ISNAN)
- AC_DEFINE(HAVE_ISNANF)
- AC_DEFINE(HAVE_ISINF)
- AC_DEFINE(HAVE_ISINFF)
-
- os_include_dir="config/os/newlib"
-
- # need to check for faster f versions of math functions, ie sinf?
- ;;
+ os_include_dir="os/newlib"
+ AC_DEFINE(HAVE_HYPOT)
+ ;;
esac
+
+ case "$target_alias" in
+ *-mingw32*)
+ ;;
+ *-windiss*)
+ 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)
+ ;;
+ *)
+ # GLIBCPP_CHECK_STDLIB_SUPPORT
+ AC_DEFINE(HAVE_STRTOF)
+ AC_DEFINE(HAVE_STRTOLD)
+ # 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)
+ ;;
+ esac
+
+ # 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
+
else
# We are being configured natively. We can do more elaborate tests
# that include AC_TRY_COMPILE now, as the linker is assumed to be
# working.
- xcompiling=0
- NATIVE=yes
+ GLIBCPP_IS_CROSS_COMPILING=0
CANADIAN=no
- NULL_TARGET=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])
+ machine/param.h sys/machine.h fp.h locale.h float.h inttypes.h gconv.h sys/types.h])
GLIBCPP_CHECK_COMPILER_FEATURES
GLIBCPP_CHECK_LINKER_FEATURES
GLIBCPP_CHECK_COMPLEX_MATH_SUPPORT
GLIBCPP_CHECK_WCHAR_T_SUPPORT
GLIBCPP_CHECK_STDLIB_SUPPORT
+ 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. ])])
+ #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
+
+ # Establish limits on memory usage during 'make check'
+ GLIBCPP_CONFIGURE_TESTSUITE
fi
-# Now that ctype is determined for all possible targets, we can do this...
-AC_LINK_FILES($os_include_dir/bits/ctype_base.h, \
-include/bits/ctype_base.h)
-AC_LINK_FILES($os_include_dir/bits/ctype_inline.h, \
-include/bits/ctype_inline.h)
-AC_LINK_FILES($os_include_dir/bits/ctype_noninline.h, \
-include/bits/ctype_noninline.h)
-AC_LINK_FILES($ATOMICITYH/bits/atomicity.h, include/bits/atomicity.h)
-
-AM_CONDITIONAL(NULL_TARGET, test "$NULL_TARGET" = yes)
-AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes || test "$NULL_TARGET" = yes)
+# This depends on the possibly-skipped linker test above.
+GLIBCPP_ENABLE_SYMVERS([yes])
+
+# Propagate the target-specific source directories through the build chain.
+# (Nothing currently uses cpu_include_dir directly; only ATOMICITYH
+# uses it, and they only get used here.)
+OS_INC_SRCDIR=config/${os_include_dir}
+ATOMICITY_INC_SRCDIR=config/${ATOMICITYH}
+AC_SUBST(OS_INC_SRCDIR)
+AC_SUBST(ATOMICITY_INC_SRCDIR)
+
+# Set up cross-compile flags
+AC_SUBST(GLIBCPP_IS_CROSS_COMPILING) dnl Unused so far.
AM_CONDITIONAL(CANADIAN, test "$CANADIAN" = yes)
AC_CACHE_SAVE
-AC_LC_MESSAGES
if test "${multilib}" = "yes"; then
multilib_arg="--enable-multilib"
multilib_arg=
fi
-
-# Generate the various Makefiles, include files, and scripts.
-
-# Needed so that g++ can find the correct include subdir automatically.
-INTERFACE=v3
-
# Export all the install information
GLIBCPP_EXPORT_INSTALL_INFO
fi
AC_SUBST(LIBSUPCXX_PICFLAGS)
-# This should be done by mkincludedir, but hack around it now.
-blddir=`pwd`
-echo "checking for $blddir/include"
-
-if test ! -d "$blddir/include"; then
- mkdir "$blddir/include"
-fi
-
+# Generate the various Makefiles, include files, and scripts.
# NB: Multilibs need MULTISUBDIR defined correctly in src/Makefile.am
# and libsupc++/Makefile.am so that multilib installs will end up
# installed in the correct place. To work around this not being passed
# down from config-ml.in -> top_srcdir/Makefile.am ->
# top_srcdir/{src,libsupc++}/Makefile.am, manually append it here.
-AC_OUTPUT(Makefile src/Makefile libmath/Makefile libio/Makefile libsupc++/Makefile testsuite/Makefile mkcheck testsuite_flags,
+AC_OUTPUT(Makefile \
+ include/Makefile src/Makefile \
+ libmath/Makefile libio/Makefile libsupc++/Makefile \
+ po/Makefile testsuite/Makefile mkcheck testsuite_flags,
[if test -n "$CONFIG_FILES"; then
+ LD="${ORIGINAL_LD_FOR_MULTILIBS}"
ac_file=Makefile . ${glibcpp_basedir}/../config-ml.in
grep '^MULTISUBDIR =' Makefile >> src/Makefile
grep '^MULTISUBDIR =' Makefile >> libsupc++/Makefile
CC="${CC}"
CXX="${CXX}"
)
-
-
-# Generate bits/c++config.h
-# NB: This must be the first generated file as others include it. . .
-$srcdir/mkc++config $blddir $srcdir
-
-# Generate bits/std_limits.h and src/limitsMEMBERS.cc
-if test ! -f stamp-limits; then
- $srcdir/mknumeric_limits $blddir $srcdir $xcompiling
- if test ! -f include/bits/std_limits.h; then
- echo "mknumeric_limits failed to execute properly: exiting"
- exit 1
- else
- touch stamp-limits
- fi
-fi
+dnl In autoconf 2.5x, AC_OUTPUT is replaced by three AC_ macros:
+dnl AC_CONFIG_FILES(Makefile \
+dnl include/Makefile src/Makefile \
+dnl libmath/Makefile libio/Makefile libsupc++/Makefile \
+dnl po/Makefile testsuite/Makefile mkcheck testsuite_flags)
+dnl AC_CONFIG_COMMANDS([default],
+dnl [if test -n "$CONFIG_FILES"; then
+dnl ac_file=Makefile . ${glibcpp_basedir}/../config-ml.in
+dnl grep '^MULTISUBDIR =' Makefile >> src/Makefile
+dnl grep '^MULTISUBDIR =' Makefile >> libsupc++/Makefile
+dnl fi
+dnl chmod +x mkcheck
+dnl chmod +x testsuite_flags
+dnl ],
+dnl srcdir=${srcdir}
+dnl host=${host}
+dnl target=${target}
+dnl with_multisubdir=${with_multisubdir}
+dnl ac_configure_args="${multilib_arg} ${ac_configure_args}"
+dnl CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
+dnl glibcpp_basedir=${glibcpp_basedir}
+dnl CC="${CC}"
+dnl CXX="${CXX}"
+dnl )
+dnl AC_OUTPUT
# Sanity checking & User-visible messages.
touch stamp-sanity-warned
echo ""
echo "Please make certain that you read the installation information here:"
- echo " faster => ${srcdir}/docs/install.html"
+ echo " faster => ${srcdir}/docs/html/install.html"
echo " slower => <URL:http://gcc.gnu.org/onlinedocs/libstdc++/install.html>"
echo ""
echo "and the configuration information here:"
- echo " faster => ${srcdir}/docs/configopts.html"
+ echo " faster => ${srcdir}/docs/html/configopts.html"
echo " slower => <URL:http://gcc.gnu.org/onlinedocs/libstdc++/configopts.html>"
echo ""
echo "before proceeding with ${_cv_gnu_make_command}."
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