+#### This script is meant to be sourced by ltconfig.
+
+# ltcf-cxx.sh - Create a C++ compiler specific configuration
+#
+# Copyright (C) 1996-1999,2000 Free Software Foundation, Inc.
+# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
+#
+# Original C++ support by:Gary V. Vaughan <gvv@techie.com>
+# Alexandre Oliva <oliva@lsd.ic.unicamp.br>
+# Ossama Othman <ossama@debian.org>
+# Thomas Thanner <tanner@gmx.de>
+#
+# This file is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+#
+# As a special exception to the GNU General Public License, if you
+# distribute this file as part of a program that contains a
+# configuration script generated by Autoconf, you may include it under
+# the same distribution terms that you use for the rest of that program.
+
+
+# Source file extension for C++ test sources.
+ac_ext=cc
+
+# Object file extension for compiled C++ test sources.
+objext=o
+
+# Code to be used in simple compile tests
+lt_simple_compile_test_code="int some_variable = 0;"
+
+# Code to be used in simple link tests
+lt_simple_link_test_code='int main(int, char *[]) { return (0); }'
+
+# C++ compiler
+CXX=${CXX-c++}
+
+# ltmain only uses $CC for tagged configurations so make sure $CC is set.
+CC=${CC-"$CXX"}
+CFLAGS=${CFLAGS-"$CXXFLAGS"}
+
+# Allow CC to be a program name with arguments.
+set dummy $CC
+compiler=$2
+cc_basename=`$echo X"$compiler" | $Xsed -e 's%^.*/%%'`
+
+# Check if we are using GNU gcc (taken/adapted from configure script)
+# We need to check here since "--with-gcc" is set at configure time,
+# not ltconfig time!
+cat > conftest.$ac_ext <<EOF
+#ifdef __GNUC__
+ yes;
+#endif
+EOF
+if { ac_try='${CC-c++} -E conftest.$ac_ext'; { (eval echo \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+ with_gcc=yes
+
+ # Set up default GNU C++ configuration
+
+ # Check if GNU C++ uses GNU ld as the underlying linker, since the
+ # archiving commands below assume that GNU ld is being used.
+ if eval "`$CC -print-prog-name=ld` --version 2>&1" | \
+ egrep 'GNU ld' > /dev/null; then
+ with_gnu_ld=yes
+
+ archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
+ archive_expsym_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
+
+ hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
+ export_dynamic_flag_spec='${wl}--export-dynamic'
+
+ # If archive_cmds runs LD, not CC, wlarc should be empty
+ # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
+ # investigate it a little bit more. (MM)
+ wlarc='${wl}'
+
+ # ancient GNU ld didn't support --whole-archive et. al.
+ if eval "`$CC -print-prog-name=ld` --help 2>&1" | \
+ egrep 'no-whole-archive' > /dev/null; then
+ whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
+ else
+ whole_archive_flag_spec=
+ fi
+ else
+ with_gnu_ld=no
+ wlarc=
+
+ # A generic and very simple default shared library creation
+ # command for GNU C++ for the case where it uses the native
+ # linker, instead of GNU ld. If possible, this setting should
+ # overridden to take advantage of the native linker features on
+ # the platform it is being used on.
+ archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
+ fi
+
+ # Commands to make compiler produce verbose output that lists
+ # what "hidden" libraries, object files and flags are used when
+ # linking a shared library.
+ output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
+
+else
+ with_gcc=no
+ with_gnu_ld=no
+ wlarc=
+fi
+
+# In general, the C++ compiler should always link C++ objects.
+case $target in
+*aix3* | *aix4*)
+ # AIX just has to be different, doesn't it? :-\
+ LD=makeC++SharedLib_r
+ LDFLAGS="$LDFLAGS -p 0"
+ ;;
+*)
+ LD="$CC"
+ LDFLAGS="$LDFLAGS"
+ ;;
+esac
+
+
+# PORTME: fill in a description of your system's C++ link characteristics
+case "$host_os" in
+ aix3*)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ aix4*)
+ archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
+ # -bexpall does not export symbols beginning with underscore (_)
+ always_export_symbols=yes
+ # Exported symbols can be pulled into shared objects from archives
+ whole_archive_flag_spec=' '
+ build_libtool_need_lc=yes
+ ;;
+ chorus*)
+ case "$cc_basename" in
+ *)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ esac
+ ;;
+ dgux*)
+ case "$cc_basename" in
+ ec++)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ ghcx)
+ # Green Hills C++ Compiler
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ *)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ esac
+ ;;
+ freebsd*)
+ # FreeBSD uses GNU C++ and GNU ld
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ hpux*)
+ case "$cc_basename" in
+ CC)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ aCC)
+ case "$host_os" in
+ hpux9*) archive_cmds='$rm $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' ;;
+ *) archive_cmds='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ;;
+ esac
+ hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
+ hardcode_libdir_separator=:
+ hardcode_direct=yes
+ hardcode_minus_L=yes # Not in the search PATH, but as the default
+ # location of the library.
+ export_dynamic_flag_spec='${wl}-E'
+
+ # Commands to make compiler produce verbose output that lists
+ # what "hidden" libraries, object files and flags are used when
+ # linking a shared library.
+ #
+ # There doesn't appear to be a way to prevent this compiler from
+ # explicitly linking system object files so we need to strip them
+ # from the output so that they don't get included in the library
+ # dependencies.
+ output_verbose_link_cmds='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | egrep "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
+ ;;
+ *)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ esac
+ ;;
+ irix5* | irix6*)
+ case "$cc_basename" in
+ CC)
+ # SGI C++
+ archive_cmds='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
+
+ # Archives containing C++ object files must be created using
+ # "CC -ar", where "CC" is the IRIX C++ compiler. This is
+ # necessary to make sure instantiated templates are included
+ # in the archive.
+ old_archive_cmds='$CC -ar -WR,-u -o $oldlib $oldobjs'
+ ;;
+ *)
+ if test "$with_gcc" = yes; then
+ if test "$with_gnu_ld" = no; then
+ archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
+ else
+ archive_cmds='$LD -shared $predep_objects $libobjs $deplibs $postdep_objects $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -o $lib'
+ fi
+ fi
+ hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+ hardcode_libdir_separator=:
+ link_all_deplibs=yes
+ ;;
+ esac
+ ;;
+ linux*)
+ case "$cc_basename" in
+ KCC)
+ # Kuck and Associates, Inc. (KAI) C++ Compiler
+
+ # KCC will only create a shared library if the output file
+ # ends with ".so" (or ".sl" for HP-UX), so rename the library
+ # to its proper name (with version) after linking.
+ archive_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
+ archive_expsym_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
+
+ # Commands to make compiler produce verbose output that lists
+ # what "hidden" libraries, object files and flags are used when
+ # linking a shared library.
+ #
+ # There doesn't appear to be a way to prevent this compiler from
+ # explicitly linking system object files so we need to strip them
+ # from the output so that they don't get included in the library
+ # dependencies.
+ output_verbose_link_cmds='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest.so 2>&1 | egrep "ld"`; rm -f libconftest.so; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
+
+ hardcode_libdir_flag_spec='${wl}--rpath,$libdir'
+ export_dynamic_flag_spec='${wl}--export-dynamic'
+
+ # Archives containing C++ object files must be created using
+ # "CC -Bstatic", where "CC" is the KAI C++ compiler.
+ old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs'
+ ;;
+ cxx)
+ # Compaq C++
+ archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
+ archive_expsym_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
+
+ runpath_var=LD_RUN_PATH
+ hardcode_libdir_flag_spec='-rpath $libdir'
+ hardcode_libdir_separator=:
+
+ # Commands to make compiler produce verbose output that lists
+ # what "hidden" libraries, object files and flags are used when
+ # linking a shared library.
+ #
+ # There doesn't appear to be a way to prevent this compiler from
+ # explicitly linking system object files so we need to strip them
+ # from the output so that they don't get included in the library
+ # dependencies.
+ output_verbose_link_cmds='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld"`; templist=`echo $templist | sed "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
+ ;;
+ esac
+ ;;
+ lynxos*)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ m88k*)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ mvs*)
+ case "$cc_basename" in
+ cxx)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ *)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ esac
+ ;;
+ netbsd*)
+ # NetBSD uses g++ - do we need to do anything?
+ ;;
+ osf3*)
+ if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
+ allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
+ archive_cmds='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
+
+ hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+ hardcode_libdir_separator=:
+
+ # Commands to make compiler produce verbose output that lists
+ # what "hidden" libraries, object files and flags are used when
+ # linking a shared library.
+ output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
+ fi
+
+ case "$cc_basename" in
+ KCC)
+ # Kuck and Associates, Inc. (KAI) C++ Compiler
+
+ # KCC will only create a shared library if the output file
+ # ends with ".so" (or ".sl" for HP-UX), so rename the library
+ # to its proper name (with version) after linking.
+ archive_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
+
+ hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
+ hardcode_libdir_separator=:
+
+ # Archives containing C++ object files must be created using
+ # "CC -Bstatic", where "CC" is the KAI C++ compiler.
+ old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs'
+
+ ;;
+ RCC)
+ # Rational C++ 2.4.1
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ cxx)
+ allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
+ archive_cmds='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && echo ${wl}-set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
+
+ hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+ hardcode_libdir_separator=:
+
+ # Commands to make compiler produce verbose output that lists
+ # what "hidden" libraries, object files and flags are used when
+ # linking a shared library.
+ #
+ # There doesn't appear to be a way to prevent this compiler from
+ # explicitly linking system object files so we need to strip them
+ # from the output so that they don't get included in the library
+ # dependencies.
+ output_verbose_link_cmds='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld" | grep -v "ld:"`; templist=`echo $templist | sed "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
+ ;;
+ *)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ esac
+ ;;
+ osf4* | osf5*)
+ if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
+ allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
+ archive_cmds='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
+
+ hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+ hardcode_libdir_separator=:
+
+ # Commands to make compiler produce verbose output that lists
+ # what "hidden" libraries, object files and flags are used when
+ # linking a shared library.
+ output_verbose_link_cmds='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
+ fi
+
+ case "$cc_basename" in
+ KCC)
+ # Kuck and Associates, Inc. (KAI) C++ Compiler
+
+ # KCC will only create a shared library if the output file
+ # ends with ".so" (or ".sl" for HP-UX), so rename the library
+ # to its proper name (with version) after linking.
+ archive_cmds='templib=`echo $lib | sed -e "s/\.so\..*/\.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
+
+ hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
+ hardcode_libdir_separator=:
+
+ # Archives containing C++ object files must be created using
+ # the KAI C++ compiler.
+ old_archive_cmds='$CC -o $oldlib $oldobjs'
+ ;;
+ RCC)
+ # Rational C++ 2.4.1
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ cxx)
+ allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
+ archive_cmds='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname $soname `test -n "$verstring" && echo ${wl}-set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
+
+ hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
+ hardcode_libdir_separator=:
+
+ # Commands to make compiler produce verbose output that lists
+ # what "hidden" libraries, object files and flags are used when
+ # linking a shared library.
+ #
+ # There doesn't appear to be a way to prevent this compiler from
+ # explicitly linking system object files so we need to strip them
+ # from the output so that they don't get included in the library
+ # dependencies.
+ output_verbose_link_cmds='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld" | grep -v "ld:"`; templist=`echo $templist | sed "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
+ ;;
+ *)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ esac
+ ;;
+ psos*)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ sco*)
+ case "$cc_basename" in
+ CC)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ *)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ esac
+ ;;
+ sunos4*)
+ case "$cc_basename" in
+ CC)
+ # Sun C++ 4.x
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ lcc)
+ # Lucid
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ *)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ esac
+ ;;
+ solaris*)
+ case "$cc_basename" in
+ CC)
+ # Sun C++ 4.2, 5.x and Centerline C++
+ no_undefined_flag=' -ztext'
+ archive_cmds='$CC -G${allow_undefined_flag} -nolib -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+ archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
+ $CC -G${allow_undefined_flag} -nolib ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp'
+
+ hardcode_libdir_flag_spec='-R$libdir'
+ hardcode_shlibpath_var=no
+ case "$host_os" in
+ solaris2.[0-5] | solaris2.[0-5].*) ;;
+ *)
+ # The C++ compiler is used as linker so we must use $wl
+ # flag to pass the commands to the underlying system
+ # linker.
+ # Supported since Solaris 2.6 (maybe 2.5.1?)
+ whole_archive_flag_spec='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
+ ;;
+ esac
+ link_all_deplibs=yes
+
+ # Commands to make compiler produce verbose output that lists
+ # what "hidden" libraries, object files and flags are used when
+ # linking a shared library.
+ #
+ # There doesn't appear to be a way to prevent this compiler from
+ # explicitly linking system object files so we need to strip them
+ # from the output so that they don't get included in the library
+ # dependencies.
+ output_verbose_link_cmds='templist=`$CC -G $CFLAGS -v conftest.$objext 2>&1 | egrep "\-R|\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
+
+ # Archives containing C++ object files must be created using
+ # "CC -xar", where "CC" is the Sun C++ compiler. This is
+ # necessary to make sure instantiated templates are included
+ # in the archive.
+ old_archive_cmds='$CC -xar -o $oldlib $oldobjs'
+ ;;
+ gcx)
+ # Green Hills C++ Compiler
+ archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
+
+ # The C++ compiler must be used to create the archive.
+ old_archive_cmds='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
+ ;;
+ *)
+ # GNU C++ compiler with Solaris linker
+ if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
+ if $CC --version | egrep -v '^2\.7' > /dev/null; then
+ archive_cmds='$LD -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib'
+ archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
+ $LD -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags~$rm $lib.exp'
+
+ # Commands to make compiler produce verbose output that lists
+ # what "hidden" libraries, object files and flags are used when
+ # linking a shared library.
+ output_verbose_link_cmds="$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\""
+ else
+ # g++ 2.7 appears to require `-G' NOT `-shared' on this
+ # platform.
+ archive_cmds='$LD -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib'
+ archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
+ $LD -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags~$rm $lib.exp'
+
+ # Commands to make compiler produce verbose output that lists
+ # what "hidden" libraries, object files and flags are used when
+ # linking a shared library.
+ output_verbose_link_cmds="$CC -G $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\""
+ fi
+
+ hardcode_libdir_flag_spec='${wl}-R $wl$libdir'
+ fi
+ ;;
+ esac
+ ;;
+ tandem*)
+ case "$cc_basename" in
+ NCC)
+ # NonStop-UX NCC 3.20
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ *)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ esac
+ ;;
+ unixware*)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ vxworks*)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+ *)
+ # FIXME: insert proper C++ library support
+ ld_shlibs=no
+ ;;
+esac
+
+
+## Compiler Characteristics: PIC flags, static flags, etc
+
+# We don't use cached values here since only the C compiler
+# characteristics should be cached.
+ac_cv_prog_cc_pic=
+ac_cv_prog_cc_shlib=
+ac_cv_prog_cc_wl=
+ac_cv_prog_cc_static=
+ac_cv_prog_cc_no_builtin=
+ac_cv_prog_cc_can_build_shared=$can_build_shared
+
+# It is not enough to reset these cached values, they must be unset.
+unset ac_cv_prog_cc_pic_works
+unset ac_cv_prog_cc_static_works
+
+if test "$with_gcc" = yes; then
+ ac_cv_prog_cc_wl='-Wl,'
+ ac_cv_prog_cc_static='-static'
+
+ case "$host_os" in
+ beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
+ # PIC is the default for these OSes.
+ ;;
+ aix*)
+ # Below there is a dirty hack to force normal static linking with -ldl
+ # The problem is because libdl dynamically linked with both libc and
+ # libC (AIX C++ library), which obviously doesn't included in libraries
+ # list by gcc. This cause undefined symbols with -static flags.
+ # This hack allows C programs to be linked with "-static -ldl", but
+ # we not sure about C++ programs.
+ ac_cv_prog_cc_static="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC"
+ ;;
+ cygwin* | mingw* | os2*)
+ # This hack is so that the source file can tell whether it is being
+ # built for inclusion in a dll (and should export symbols for example).
+ ac_cv_prog_cc_pic='-DDLL_EXPORT'
+ ;;
+ amigaos*)
+ # FIXME: we need at least 68020 code to build shared libraries, but
+ # adding the `-m68020' flag to GCC prevents building anything better,
+ # like `-m68040'.
+ ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
+ ;;
+ sysv4*MP*)
+ if test -d /usr/nec; then
+ ac_cv_prog_cc_pic=-Kconform_pic
+ fi
+ ;;
+ *)
+ ac_cv_prog_cc_pic='-fPIC'
+ ;;
+ esac
+else
+ case "$host_os" in
+ aix4*)
+ # All AIX code is PIC.
+ ;;
+ chorus*)
+ case "$cc_basename" in
+ cxch68)
+ # Green Hills C++ Compiler
+ # ac_cv_prog_cc_static="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
+ ;;
+ esac
+ ;;
+ dgux*)
+ case "$cc_basename" in
+ ec++)
+ ac_cv_prog_cc_pic='-KPIC'
+ ;;
+ ghcx)
+ # Green Hills C++ Compiler
+ ac_cv_prog_cc_pic='-pic'
+ ;;
+ *)
+ ;;
+ esac
+ ;;
+ freebsd*)
+ # FreeBSD uses GNU C++
+ ;;
+ hpux9* | hpux10* | hpux11*)
+ case "$cc_basename" in
+ CC)
+ ac_cv_prog_cc_wl='-Wl,'
+ ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
+ ac_cv_prog_cc_pic='+Z'
+ ;;
+ aCC)
+ ac_cv_prog_cc_wl='-Wl,'
+ ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
+ ac_cv_prog_cc_pic='+Z'
+ ;;
+ *)
+ ;;
+ esac
+ ;;
+ irix5* | irix6*)
+ case "$cc_basename" in
+ CC)
+ ac_cv_prog_cc_wl='-Wl,'
+ ac_cv_prog_cc_static='-non_shared'
+ ac_cv_prog_cc_pic='-KPIC'
+ ;;
+ *)
+ ;;
+ esac
+ ;;
+ linux*)
+ case "$cc_basename" in
+ KCC)
+ # KAI C++ Compiler
+ ac_cv_prog_cc_wl='--backend -Wl,'
+ ac_cv_prog_cc_pic='-fPIC'
+ ;;
+ cxx)
+ # Compaq C++
+ # Make sure the PIC flag is empty. It appears that all Alpha
+ # Linux and Compaq Tru64 Unix objects are PIC.
+ ac_cv_prog_cc_pic=
+ ac_cv_prog_cc_static='-non_shared'
+ ;;
+ *)
+ ;;
+ esac
+ ;;
+ lynxos*)
+ ;;
+ m88k*)
+ ;;
+ mvs*)
+ case "$cc_basename" in
+ cxx)
+ ac_cv_prog_cc_pic='-W c,exportall'
+ ;;
+ *)
+ ;;
+ esac
+ ;;
+ netbsd*)
+ ;;
+ osf3* | osf4* | osf5*)
+ case "$cc_basename" in
+ KCC)
+ ac_cv_prog_cc_wl='--backend -Wl,'
+ ;;
+ RCC)
+ # Rational C++ 2.4.1
+ ac_cv_prog_cc_pic='-pic'
+ ;;
+ cxx)
+ # Digital/Compaq C++
+ ac_cv_prog_cc_wl='-Wl,'
+ # Make sure the PIC flag is empty. It appears that all Alpha
+ # Linux and Compaq Tru64 Unix objects are PIC.
+ ac_cv_prog_cc_pic=
+ ac_cv_prog_cc_static='-non_shared'
+ ;;
+ *)
+ ;;
+ esac
+ ;;
+ psos*)
+ ;;
+ sco*)
+ case "$cc_basename" in
+ CC)
+ ac_cv_prog_cc_pic='-fPIC'
+ ;;
+ *)
+ ;;
+ esac
+ ;;
+ solaris*)
+ case "$cc_basename" in
+ CC)
+ # Sun C++ 4.2, 5.x and Centerline C++
+ ac_cv_prog_cc_pic='-KPIC'
+ ac_cv_prog_cc_static='-Bstatic'
+ ac_cv_prog_cc_wl='-Qoption ld '
+ ;;
+ gcx)
+ # Green Hills C++ Compiler
+ ac_cv_prog_cc_pic='-PIC'
+ ;;
+ *)
+ ;;
+ esac
+ ;;
+ sunos4*)
+ case "$cc_basename" in
+ CC)
+ # Sun C++ 4.x
+ ac_cv_prog_cc_pic='-pic'
+ ac_cv_prog_cc_static='-Bstatic'
+ ;;
+ lcc)
+ # Lucid
+ ac_cv_prog_cc_pic='-pic'
+ ;;
+ *)
+ ;;
+ esac
+ ;;
+ tandem*)
+ case "$cc_basename" in
+ NCC)
+ # NonStop-UX NCC 3.20
+ ac_cv_prog_cc_pic='-KPIC'
+ ;;
+ *)
+ ;;
+ esac
+ ;;
+ unixware*)
+ ;;
+ vxworks*)
+ ;;
+ *)
+ ac_cv_prog_cc_can_build_shared=no
+ ;;
+ esac
+fi
+ac_cv_prog_cc_pic="$ac_cv_prog_cc_pic -DPIC"
+
+
+# Figure out "hidden" C++ library dependencies from verbose
+# compiler output whening linking a shared library.
+cat > conftest.$ac_ext <<EOF
+class Foo
+{
+public:
+ Foo (void) { a = 0; }
+private:
+ int a;
+};
+EOF
+
+
+if eval $ac_compile 2>&5; then
+ # Parse the compiler output and extract the necessary
+ # objects, libraries and library flags.
+
+ # Sentinel used to keep track of whether or not we are before
+ # the conftest object file.
+ pre_test_object_deps_done=no
+
+ for p in `eval $output_verbose_link_cmds`; do
+
+ case $p in
+
+ -L* | -R* | -l*)
+ # Some compilers place space between "-{L,R}" and the path.
+ # Remove the space.
+ if test $p = "-L" \
+ || test $p = "-R"; then
+ prev=$p
+ continue
+ else
+ prev=
+ fi
+
+ if test "$pre_test_object_deps_done" = no; then
+ case $p in
+ -L* | -R*)
+ # Internal compiler library paths should come after those
+ # provided the user. The postdeps already come after the
+ # user supplied libs so there is no need to process them.
+ if test -z "$compiler_lib_search_path"; then
+ compiler_lib_search_path="${prev}${p}"
+ else
+ compiler_lib_search_path="${compiler_lib_search_path} ${prev}${p}"
+ fi
+ ;;
+ # The "-l" case would never come before the object being
+ # linked, so don't bother handling this case.
+ esac
+ else
+ if test -z "$postdeps"; then
+ postdeps="${prev}${p}"
+ else
+ postdeps="${postdeps} ${prev}${p}"
+ fi
+ fi
+ ;;
+
+ *.$objext)
+ # This assumes that the test object file only shows up
+ # once in the compiler output.
+ if test "$p" = "conftest.$objext"; then
+ pre_test_object_deps_done=yes
+ continue
+ fi
+
+ if test "$pre_test_object_deps_done" = no; then
+ if test -z "$predep_objects"; then
+ predep_objects="$p"
+ else
+ predep_objects="$predep_objects $p"
+ fi
+ else
+ if test -z "$postdep_objects"; then
+ postdep_objects="$p"
+ else
+ postdep_objects="$postdep_objects $p"
+ fi
+ fi
+ ;;
+
+ *) ;; # Ignore the rest.
+
+ esac
+ done
+
+ # Clean up.
+ rm -f a.out
+else
+ echo "ltcf-cxx.sh: error: problem compiling test program"
+fi
+
+$rm -f confest.$objext
+
+case " $postdeps " in
+*" -lc "*) need_lc=no ;;
+*) need_lc=yes ;;
+esac