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
# exported. Only used at the end of this file.
### am handles this now? ORIGINAL_LD_FOR_MULTILIBS=$LD
-# For libtool versioning info, format is CURRENT:REVISION:AGE
-libtool_VERSION=6:15:0
-AC_SUBST(libtool_VERSION)
-
# Find the rest of the source tree framework.
AM_ENABLE_MULTILIB(, ..)
# up critical shell variables.
GLIBCXX_CONFIGURE
+# Libtool setup.
if test "x${with_newlib}" != "xyes"; then
AC_LIBTOOL_DLOPEN
fi
AC_SUBST(enable_shared)
AC_SUBST(enable_static)
+# libtool variables for C++ shared and position-independent compiles.
+#
+# Use glibcxx_lt_pic_flag to designate the automake variable
+# used to encapsulate the default libtool approach to creating objects
+# with position-independent code. Default: -prefer-pic.
+#
+# Use glibcxx_compiler_shared_flag to designate a compile-time flags for
+# creating shared objects. Default: -D_GLIBCXX_SHARED.
+#
+# Use glibcxx_compiler_pic_flag to designate a compile-time flags for
+# creating position-independent objects. This varies with the target
+# hardware and operating system, but is often: -DPIC -fPIC.
+if test "$enable_shared" = yes; then
+ glibcxx_lt_pic_flag="-prefer-pic"
+ glibcxx_compiler_pic_flag="$lt_prog_compiler_pic_CXX"
+ glibcxx_compiler_shared_flag="-D_GLIBCXX_SHARED"
+
+else
+ glibcxx_lt_pic_flag=
+ glibcxx_compiler_pic_flag=
+ glibcxx_compiler_shared_flag=
+fi
+AC_SUBST(glibcxx_lt_pic_flag)
+AC_SUBST(glibcxx_compiler_pic_flag)
+AC_SUBST(glibcxx_compiler_shared_flag)
+
+# Override the libtool's pic_flag and pic_mode.
+# Do this step after AM_PROG_LIBTOOL, but before AC_OUTPUT.
+# NB: this impacts --with-pic and --without-pic.
+lt_prog_compiler_pic_CXX="$glibcxx_compiler_pic_flag $glibcxx_compiler_shared_flag"
+pic_mode='default'
+
# Eliminate -lstdc++ addition to postdeps for cross compiles.
postdeps_CXX=`echo " $postdeps_CXX " | sed 's, -lstdc++ ,,g'`
GLIBCXX_ENABLE_THREADS
GLIBCXX_ENABLE_ATOMIC_BUILTINS
GLIBCXX_ENABLE_DECIMAL_FLOAT
+GLIBCXX_ENABLE_INT128_FLOAT128
# Checks for compiler support that doesn't require linking.
GLIBCXX_CHECK_COMPILER_FEATURES
GLIBCXX_ENABLE_WCHAR_T([yes])
GLIBCXX_ENABLE_C99([yes])
GLIBCXX_ENABLE_CONCEPT_CHECKS([no])
-GLIBCXX_ENABLE_DEBUG_FLAGS(["-g3 -O0"])
+GLIBCXX_ENABLE_DEBUG_FLAGS(["-gdwarf-4 -g3 -O0"])
GLIBCXX_ENABLE_DEBUG([no])
GLIBCXX_ENABLE_PARALLEL([yes])
GLIBCXX_ENABLE_CXX_FLAGS
GLIBCXX_ENABLE_FULLY_DYNAMIC_STRING([no])
+GLIBCXX_ENABLE_EXTERN_TEMPLATE([yes])
+GLIBCXX_ENABLE_PYTHON
+GLIBCXX_ENABLE_WERROR([yes])
# Checks for operating systems support that doesn't require linking.
+GLIBCXX_CHECK_MATH_PROTO
+GLIBCXX_CHECK_STDLIB_PROTO
+GLIBCXX_CHECK_STDIO_PROTO
GLIBCXX_CHECK_SYSTEM_ERROR
# For the streamoff typedef.
# NB: The default is [no], because otherwise it requires linking.
GLIBCXX_ENABLE_LIBSTDCXX_TIME([no])
-# For gthread support
-GLIBCXX_CHECK_GTHREADS
-
AC_LC_MESSAGES
+# For hardware_concurrency
+AC_CHECK_HEADERS(sys/sysinfo.h)
+GLIBCXX_CHECK_GET_NPROCS
+AC_CHECK_HEADERS(unistd.h)
+GLIBCXX_CHECK_SC_NPROCESSORS_ONLN
+GLIBCXX_CHECK_SC_NPROC_ONLN
+GLIBCXX_CHECK_PTHREADS_NUM_PROCESSORS_NP
+GLIBCXX_CHECK_SYSCTL_HW_NCPU
+
# Check for available headers.
AC_CHECK_HEADERS([endian.h execinfo.h float.h fp.h ieeefp.h inttypes.h \
locale.h machine/endian.h machine/param.h nan.h stdint.h stdlib.h string.h \
# Check for _Unwind_GetIPInfo.
GCC_CHECK_UNWIND_GETIPINFO
-
GCC_LINUX_FUTEX([AC_DEFINE(HAVE_LINUX_FUTEX, 1, [Define if futex syscall is available.])])
GCC_HEADER_STDINT(include/gstdint.h)
-# This depends on GLIBCXX CHECK_LINKER_FEATURES, but without it assumes no.
GLIBCXX_ENABLE_SYMVERS([yes])
-GLIBCXX_ENABLE_VISIBILITY([yes])
+AC_SUBST(libtool_VERSION)
+
+GLIBCXX_ENABLE_LIBSTDCXX_VISIBILITY([yes])
ac_ldbl_compat=no
case "$target" in
powerpc*-*-linux* | \
- powerpc*-*-gnu* | \
sparc*-*-linux* | \
s390*-*-linux* | \
alpha*-*-linux*)
# 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
# Check for docbook
AC_CHECK_PROG([XSLTPROC], xsltproc, yes, no)
AC_CHECK_PROG([XMLLINT], xmllint, yes, no)
-AC_CHECK_FILE([/usr/share/sgml/docbook/xsl-ns-stylesheets/VERSION],
- [glibcxx_stylesheets=yes], [glibcxx_stylesheets=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")
-# Check for pdf/epub dependencies.
+# 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")
-AC_CHECK_PROG([RUBY], ruby, yes, no)
-AC_CHECK_PROG([DBTOEPUB], dbtoepubm, yes, no)
-AM_CONDITIONAL(BUILD_EPUB,
- test $ac_cv_prog_RUBY = "yes" &&
- test $ac_cv_prog_DBTOEPUB = "yes")
-
# Propagate the target-specific source directories through the build chain.
ATOMICITY_SRCDIR=config/${atomicity_dir}
GLIBCXX_EXPORT_INCLUDES
GLIBCXX_EXPORT_FLAGS
-if test "$enable_shared" = yes; 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_CONFIG_FILES([scripts/testsuite_flags],[chmod +x scripts/testsuite_flags])
AC_CONFIG_FILES([scripts/extract_symvers],[chmod +x scripts/extract_symvers])
+AC_CONFIG_FILES([doc/xsl/customization.xsl])
# Multilibs need MULTISUBDIR defined correctly in certain makefiles so
# that multilib installs will end up installed in the correct place.
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