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#### This script is meant to be sourced by ltconfig.
# ltcf-cxx.sh - Create a C++ compiler specific configuration
#
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# Copyright (C) 1996-1999, 2000, 2001, 2003 Free Software Foundation, Inc.
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# 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
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
# 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
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# archiving commands below assume that GNU ld is being used. The
# assumption here is that the linker is going to be the same as that
# used by the C compiler. For the purposes of GCC, this is ok, but
# if someone uses g++ along with a non-GNU C compiler that doesn't
# use GNU ld, we may lose. This is ok for the toolchain tree, since
# the only users of ltcf-cxx.sh are libstdc++-v3 and libjava,
# anyway, and those use both gcc and g++, so the settings are bound
# to be the same.
if test " $with_gnu_ld " = yes; then
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archive_cmds = '$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 ' " $wlarc " '--no-whole-archive'
else
whole_archive_flag_spec =
fi
else
wlarc =
# A generic and very simple default shared library creation
# command for GNU C++ for the case where it uses the native
# linker, instead of GNU ld. If possible, this setting should
# overridden to take advantage of the native linker features on
# the platform it is being used on.
archive_cmds = '$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
fi
# Commands to make compiler produce verbose output that lists
# what "hidden" libraries, object files and flags are used when
# linking a shared library.
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output_verbose_link_cmd = '$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
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else
with_gcc = no
wlarc =
fi
# PORTME: fill in a description of your system's C++ link characteristics
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case $host_os in
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aix3*)
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
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aix4* | aix5*)
archive_cmds = ''
hardcode_direct = yes
hardcode_libdir_separator = ':'
link_all_deplibs = yes
# When large executables or shared objects are built, AIX ld can
# have problems creating the table of contents. If linking a library
# or program results in "error TOC overflow" add -mminimal-toc to
# CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not
# enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
if test " $with_gcc " = yes; then
case $host_os in aix4.[ 012] | aix4.[ 012] .*)
# We only want to do this on AIX 4.2 and lower, the check
# below for broken collect2 doesn't work under 4.3+
collect2name = ` ${ CC } -print-prog-name= collect2`
if test -f " $collect2name " && \
strings " $collect2name " | grep resolve_lib_name >/dev/null
then
# We have reworked collect2
hardcode_direct = yes
else
# We have old collect2
hardcode_direct = unsupported
# It fails to find uninstalled libraries when the uninstalled
# path is not listed in the libpath. Setting hardcode_minus_L
# to unsupported forces relinking
hardcode_minus_L = yes
hardcode_libdir_flag_spec = '-L$libdir'
hardcode_libdir_separator =
fi
esac
shared_flag = '-shared'
else
# not using gcc
if test " $host_cpu " = ia64; then
shared_flag = '${wl}-G'
else
shared_flag = '${wl}-bM:SRE'
fi
fi
if test " $host_cpu " = ia64; then
# On IA64, the linker does run time linking by default, so we don't
# have to do anything special.
aix_use_runtimelinking = no
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if test $with_gnu_ld = no; then
exp_sym_flag = '-Bexport'
no_entry_flag = ""
fi
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else
# Test if we are trying to use run time linking, or normal AIX style linking.
# If -brtl is somewhere in LDFLAGS, we need to do run time linking.
aix_use_runtimelinking = no
for ld_flag in $LDFLAGS ; do
if ( test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl" ) ; then
aix_use_runtimelinking = yes
break
fi
done
exp_sym_flag = '-bexport'
no_entry_flag = '-bnoentry'
fi
# It seems that -bexpall does not export symbols beginning with
# underscore (_), so it is better to generate a list of symbols to export.
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always_export_symbols = yes
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if test " $aix_use_runtimelinking " = yes; then
hardcode_libdir_flag_spec = '${wl}-blibpath:$libdir:/usr/lib:/lib'
allow_undefined_flag = ' -Wl,-G'
archive_expsym_cmds = " \$CC $shared_flag " ' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${allow_undefined_flag} ' " \${wl} $no_entry_flag \${wl}-brtl \${wl} $exp_sym_flag :\$export_symbols "
else
if test " $host_cpu " = ia64; then
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if test $with_gnu_ld = no; then
hardcode_libdir_flag_spec = '${wl}-R $libdir:/usr/lib:/lib'
allow_undefined_flag = "-z nodefs"
archive_expsym_cmds = " \$CC $shared_flag " ' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}${allow_undefined_flag} ' " \${wl} $no_entry_flag \${wl} $exp_sym_flag :\$export_symbols "
fi
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else
hardcode_libdir_flag_spec = '${wl}-blibpath:$libdir:/usr/lib:/lib'
# Warning - without using the other run time loading flags, -berok will
# link without error, but may produce a broken library.
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no_undefined_flag = ' ${wl}-bnoerok'
allow_undefined_flag = ' ${wl}-berok'
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# -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
# This is similar to how AIX traditionally builds it's shared libraries.
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'
fi
fi
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; ;
chorus*)
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case $cc_basename in
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*)
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
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esac
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; ;
dgux*)
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case $cc_basename in
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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
; ;
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freebsd[ 12] *)
# C++ shared libraries reported to be fairly broken before switch to ELF
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ld_shlibs = no
; ;
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freebsd* | kfreebsd*-gnu)
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# FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
# conventions
ld_shlibs = yes
; ;
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gnu*)
; ;
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hpux*)
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if test $with_gnu_ld = no; then
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case " $host_cpu " in
ia64*)
hardcode_libdir_flag_spec = '-L$libdir'
hardcode_shlibpath_var = no ; ;
*)
hardcode_libdir_flag_spec = '${wl}+b ${wl}$libdir' ; ;
esac
hardcode_direct = yes
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hardcode_libdir_separator = :
export_dynamic_flag_spec = '${wl}-E'
fi
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hardcode_minus_L = yes # Not in the search PATH, but as the default
# location of the library.
case $cc_basename in
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CC)
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
aCC)
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case $host_os in
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hpux9*) archive_cmds = '$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 $compiler_flags' ; ;
esac
# Commands to make compiler produce verbose output that lists
# what "hidden" libraries, object files and flags are used when
# linking a shared library.
#
# There doesn't appear to be a way to prevent this compiler from
# explicitly linking system object files so we need to strip them
# from the output so that they don't get included in the library
# dependencies.
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output_verbose_link_cmd = 'templist=`($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'
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; ;
*)
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if test $with_gcc = yes; then
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if test $with_gnu_ld = no; then
case " $host_os " in
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hpux9*) archive_cmds = '$rm $output_objdir/$soname~$CC -shared -nostdlib -fPIC ${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' ; ;
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*)
case " $host_cpu " in
ia64*)
archive_cmds = '$LD -b +h $soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags' ; ;
*)
archive_cmds = '$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ; ;
esac
; ;
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esac
fi
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else
# FIXME: insert proper C++ library support
ld_shlibs = no
fi
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; ;
esac
; ;
irix5* | irix6*)
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case $cc_basename in
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CC)
# SGI C++
archive_cmds = '$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 " $with_gnu_ld " = no; then
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archive_cmds = '$CC -shared -nostdlib $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 $lib'
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else
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archive_cmds = '$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -o $lib'
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fi
fi
hardcode_libdir_flag_spec = '${wl}-rpath ${wl}$libdir'
hardcode_libdir_separator = :
link_all_deplibs = yes
; ;
esac
; ;
linux*)
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case $cc_basename in
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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 $lib'
# Commands to make compiler produce verbose output that lists
# what "hidden" libraries, object files and flags are used when
# linking a shared library.
#
# There doesn't appear to be a way to prevent this compiler from
# explicitly linking system object files so we need to strip them
# from the output so that they don't get included in the library
# dependencies.
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output_verbose_link_cmd = 'templist=`$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 $list'
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hardcode_libdir_flag_spec = '${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 $libdir'
hardcode_libdir_separator = :
# Commands to make compiler produce verbose output that lists
# what "hidden" libraries, object files and flags are used when
# linking a shared library.
#
# There doesn't appear to be a way to prevent this compiler from
# explicitly linking system object files so we need to strip them
# from the output so that they don't get included in the library
# dependencies.
2001-05-21 03:02:54 +08:00
output_verbose_link_cmd = 'templist=`$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'
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; ;
esac
; ;
lynxos*)
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
m88k*)
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
mvs*)
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case $cc_basename in
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cxx)
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
*)
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
2001-03-22 13:22:04 +08:00
esac
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; ;
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netbsd* | knetbsd*-gnu)
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# NetBSD uses g++ - do we need to do anything?
; ;
osf3*)
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case $cc_basename in
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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.
2001-05-21 03:02:54 +08:00
output_verbose_link_cmd = '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'
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; ;
*)
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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_cmd = '$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
else
# FIXME: insert proper C++ library support
ld_shlibs = no
fi
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; ;
esac
; ;
osf4* | osf5*)
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case $cc_basename in
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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 $oldobjs'
; ;
RCC)
# Rational C++ 2.4.1
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
cxx)
2001-03-22 13:22:04 +08:00
allow_undefined_flag = ' -expect_unresolved \*'
archive_cmds = '$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
2001-04-12 20:32:00 +08:00
archive_expsym_cmds = ' for i in ` cat $export_symbols ` ; do printf "-exported_symbol " >> $lib .exp; echo "\$i" >> $lib .exp; done ~
echo "-hidden" >> $lib .exp~
$CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname -Wl,-input -Wl,$lib .exp ` test -n " $verstring " && echo -set_version $verstring ` -update_registry $objdir /so_locations -o $lib ~
$rm $lib .exp'
2001-03-22 13:22:04 +08:00
hardcode_libdir_flag_spec = '-rpath $libdir'
2000-11-21 01:27:59 +08:00
hardcode_libdir_separator = :
# Commands to make compiler produce verbose output that lists
# what "hidden" libraries, object files and flags are used when
# linking a shared library.
#
# There doesn't appear to be a way to prevent this compiler from
# explicitly linking system object files so we need to strip them
# from the output so that they don't get included in the library
# dependencies.
2001-05-21 03:02:54 +08:00
output_verbose_link_cmd = 'templist=`$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'
2000-11-21 01:27:59 +08:00
; ;
*)
2001-05-29 05:05:35 +08:00
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_cmd = '$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
else
# FIXME: insert proper C++ library support
ld_shlibs = no
fi
2000-11-21 01:27:59 +08:00
; ;
esac
; ;
psos*)
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
sco*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
CC)
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
*)
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
esac
; ;
sunos4*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
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*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
CC)
# Sun C++ 4.2, 5.x and Centerline C++
2001-04-12 20:32:00 +08:00
no_undefined_flag = ' -zdefs'
2000-11-21 01:27:59 +08:00
archive_cmds = '$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
2001-03-22 13:22:04 +08:00
case $host_os in
2000-11-21 01:27:59 +08:00
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 ${wl}defaultextract'
; ;
esac
link_all_deplibs = yes
# Commands to make compiler produce verbose output that lists
# what "hidden" libraries, object files and flags are used when
# linking a shared library.
#
# There doesn't appear to be a way to prevent this compiler from
# explicitly linking system object files so we need to strip them
# from the output so that they don't get included in the library
# dependencies.
2001-05-21 03:02:54 +08:00
output_verbose_link_cmd = 'templist=`$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 $list'
2000-11-21 01:27:59 +08:00
# Archives containing C++ object files must be created using
# "CC -xar", where "CC" is the Sun C++ compiler. This is
# necessary to make sure instantiated templates are included
# in the archive.
old_archive_cmds = '$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
2001-04-12 20:32:00 +08:00
no_undefined_flag = ' ${wl}-z ${wl}defs'
2000-11-21 01:27:59 +08:00
if $CC --version | egrep -v '^2\.7' > /dev/null; then
2003-02-20 07:51:28 +08:00
archive_cmds = '$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
2000-11-21 01:27:59 +08:00
archive_expsym_cmds = ' $echo "{ global:" > $lib .exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib .exp~$echo "local: *; };" >> $lib .exp~
2003-02-20 07:51:28 +08:00
$CC -shared -nostdlib ${ wl } -M $wl $lib .exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ~$rm $lib .exp'
2000-11-21 01:27:59 +08:00
# Commands to make compiler produce verbose output that lists
# what "hidden" libraries, object files and flags are used when
# linking a shared library.
2001-05-21 03:02:54 +08:00
output_verbose_link_cmd = " $CC -shared $CFLAGS -v conftest. $objext 2>&1 | egrep \"\-L\" "
2000-11-21 01:27:59 +08:00
else
# g++ 2.7 appears to require `-G' NOT `-shared' on this
# platform.
2003-02-20 07:51:28 +08:00
archive_cmds = '$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
2000-11-21 01:27:59 +08:00
archive_expsym_cmds = ' $echo "{ global:" > $lib .exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib .exp~$echo "local: *; };" >> $lib .exp~
2003-02-20 07:51:28 +08:00
$CC -G -nostdlib ${ wl } -M $wl $lib .exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ~$rm $lib .exp'
2000-11-21 01:27:59 +08:00
# Commands to make compiler produce verbose output that lists
# what "hidden" libraries, object files and flags are used when
# linking a shared library.
2001-05-21 03:02:54 +08:00
output_verbose_link_cmd = " $CC -G $CFLAGS -v conftest. $objext 2>&1 | egrep \"\-L\" "
2000-11-21 01:27:59 +08:00
fi
hardcode_libdir_flag_spec = '${wl}-R $wl$libdir'
fi
; ;
2001-03-22 13:22:04 +08:00
esac
2000-11-21 01:27:59 +08:00
; ;
tandem*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
NCC)
# NonStop-UX NCC 3.20
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
*)
# FIXME: insert proper C++ library support
ld_shlibs = no
; ;
2001-03-22 13:22:04 +08:00
esac
2000-11-21 01:27:59 +08:00
; ;
2004-10-05 21:34:42 +08:00
tpf*)
ld_shlibs = yes
; ;
2000-11-21 01:27:59 +08:00
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
2001-01-28 03:36:45 +08:00
ac_cv_prog_cc_pic_works =
ac_cv_prog_cc_static_works =
2000-11-21 01:27:59 +08:00
if test " $with_gcc " = yes; then
ac_cv_prog_cc_wl = '-Wl,'
ac_cv_prog_cc_static = '-static'
2001-03-22 13:22:04 +08:00
case $host_os in
2000-11-21 01:27:59 +08:00
aix*)
2001-03-22 13:22:04 +08:00
# All AIX code is PIC.
if test " $host_cpu " = ia64; then
# AIX 5 now supports IA64 processor
lt_cv_prog_cc_static = '-Bstatic'
else
lt_cv_prog_cc_static = '-bnso -bI:/lib/syscalls.exp'
fi
2000-11-21 01:27:59 +08:00
; ;
2001-04-12 20:32:00 +08:00
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'
; ;
beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
# PIC is the default for these OSes.
2001-03-23 02:17:54 +08:00
; ;
2000-11-21 01:27:59 +08:00
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'
; ;
2001-04-12 20:32:00 +08:00
darwin* | rhapsody*)
# PIC is the default on this platform
# Common symbols not allowed in MH_DYLIB files
lt_cv_prog_cc_pic = '-fno-common'
; ;
*djgpp*)
# DJGPP does not support shared libraries at all
ac_cv_prog_cc_pic =
2000-11-21 01:27:59 +08:00
; ;
sysv4*MP*)
if test -d /usr/nec; then
ac_cv_prog_cc_pic = -Kconform_pic
fi
; ;
*)
ac_cv_prog_cc_pic = '-fPIC'
; ;
esac
else
2001-03-22 13:22:04 +08:00
case $host_os in
aix4* | aix5*)
2000-11-21 01:27:59 +08:00
# All AIX code is PIC.
2001-03-22 13:22:04 +08:00
if test " $host_cpu " = ia64; then
# AIX 5 now supports IA64 processor
lt_cv_prog_cc_static = '-Bstatic'
else
lt_cv_prog_cc_static = '-bnso -bI:/lib/syscalls.exp'
fi
2000-11-21 01:27:59 +08:00
; ;
chorus*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
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"
; ;
2001-03-22 13:22:04 +08:00
esac
2000-11-21 01:27:59 +08:00
; ;
dgux*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
ec++)
ac_cv_prog_cc_pic = '-KPIC'
; ;
ghcx)
# Green Hills C++ Compiler
ac_cv_prog_cc_pic = '-pic'
; ;
*)
; ;
esac
; ;
2004-07-22 03:21:41 +08:00
freebsd* | kfreebsd*-gnu)
2000-11-21 01:27:59 +08:00
# FreeBSD uses GNU C++
; ;
2001-11-14 14:24:41 +08:00
gnu*)
; ;
2000-11-21 01:27:59 +08:00
hpux9* | hpux10* | hpux11*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
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*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
CC)
ac_cv_prog_cc_wl = '-Wl,'
ac_cv_prog_cc_static = '-non_shared'
ac_cv_prog_cc_pic = '-KPIC'
; ;
*)
; ;
esac
; ;
linux*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
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*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
cxx)
ac_cv_prog_cc_pic = '-W c,exportall'
; ;
*)
; ;
2001-03-22 13:22:04 +08:00
esac
2000-11-21 01:27:59 +08:00
; ;
netbsd*)
; ;
osf3* | osf4* | osf5*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
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*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
CC)
ac_cv_prog_cc_pic = '-fPIC'
; ;
*)
; ;
esac
; ;
solaris*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
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'
; ;
*)
; ;
2001-03-22 13:22:04 +08:00
esac
2000-11-21 01:27:59 +08:00
; ;
sunos4*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
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*)
2001-03-22 13:22:04 +08:00
case $cc_basename in
2000-11-21 01:27:59 +08:00
NCC)
# NonStop-UX NCC 3.20
ac_cv_prog_cc_pic = '-KPIC'
; ;
*)
; ;
2001-03-22 13:22:04 +08:00
esac
2000-11-21 01:27:59 +08:00
; ;
unixware*)
; ;
vxworks*)
; ;
*)
ac_cv_prog_cc_can_build_shared = no
; ;
esac
fi
2001-03-23 02:17:54 +08:00
case " $host_os " in
# Platforms which do not suport PIC and -DPIC is meaningless
# on them:
*djgpp*)
ac_cv_prog_cc_pic =
; ;
*)
ac_cv_prog_cc_pic = " $ac_cv_prog_cc_pic -DPIC "
; ;
esac
2000-11-21 01:27:59 +08:00
# Figure out "hidden" C++ library dependencies from verbose
# compiler output whening linking a shared library.
cat > conftest.$ac_ext <<EOF
class Foo
{
public:
Foo ( void) { a = 0; }
private:
int a;
} ;
EOF
2001-01-28 03:29:31 +08:00
if ( eval $ac_compile ) 2>& 5; then
2000-11-21 01:27:59 +08:00
# 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
2001-05-21 03:02:54 +08:00
for p in ` eval $output_verbose_link_cmd ` ; do
2000-11-21 01:27:59 +08:00
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
