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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [ltcf-cxx.sh] - Diff between revs 38 and 154

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#### This script is meant to be sourced by ltconfig.
 
 
 
# ltcf-cxx.sh - Create a C++ compiler specific configuration
 
#
 
# Copyright (C) 1996-1999, 2000, 2001, 2003 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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.  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
 
    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.
 
  output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
 
 
 
else
 
  with_gcc=no
 
  wlarc=
 
fi
 
 
 
# 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* | aix5*)
 
    archive_cmds=''
 
    hardcode_direct=yes
 
    hardcode_libdir_separator=':'
 
    link_all_deplibs=yes
 
    file_list_spec='${wl}-f,'
 
    # 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
 
      if test $with_gnu_ld = no; then
 
        exp_sym_flag='-Bexport'
 
        no_entry_flag=""
 
      fi
 
    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.
 
    always_export_symbols=yes
 
    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
 
        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
 
      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.
 
        no_undefined_flag=' ${wl}-bnoerok'
 
        allow_undefined_flag=' ${wl}-berok'
 
        # -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
 
    ;;
 
  chorus*)
 
    case $cc_basename in
 
      *)
 
        # FIXME: insert proper C++ library support
 
        ld_shlibs=no
 
        ;;
 
    esac
 
    ;;
 
 
 
  darwin* | rhapsody*)
 
    case "$host_os" in
 
        rhapsody* | darwin1.[[012]])
 
            allow_undefined_flag='-undefined suppress'
 
        ;;
 
        *) # Darwin 1.3 on
 
            if test -z ${MACOSX_DEPLOYMENT_TARGET} ; then
 
                allow_undefined_flag='-flat_namespace -undefined suppress'
 
      else
 
        case ${MACOSX_DEPLOYMENT_TARGET} in
 
            10.[[012]])
 
                allow_undefined_flag='-flat_namespace -undefined suppress'
 
            ;;
 
            10.*)
 
                allow_undefined_flag='-undefined dynamic_lookup'
 
            ;;
 
        esac
 
    fi
 
    ;;
 
    esac
 
    # Disable shared library build on OS-X older than 10.3.
 
    case $host_os in
 
        darwin[1-6]*)
 
            can_build_shared=no
 
            ;;
 
        darwin7*)
 
            can_build_shared=yes
 
            ;;
 
    esac
 
    output_verbose_link_cmd='echo'
 
 
 
    archive_cmds='$CXX -dynamiclib $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags -install_name $rpath/$soname $verstring'
 
    module_cmds='$CC ${wl}-bind_at_load $allow_undefined_flag -o $lib -bundle $libobjs $deplibs$compiler_flags'
 
 
 
    # Don't fix this by using the ld -exported_symbols_list flag,
 
    # it doesn't exist in older darwin ld's
 
    archive_expsym_cmds='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -r ${wl}-bind_at_load -keep_private_externs -nostdlib -o ${lib}-master.o $libobjs~$CC -dynamiclib $allow_undefined_flag -o $lib ${lib}-master.o $deplibs $compiler_flags -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
 
    module_expsym_cmds='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC $allow_undefined_flag  -o $lib -bundle $libobjs $deplibs$compiler_flags~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
 
    hardcode_direct=no
 
    hardcode_automatic=yes
 
    hardcode_shlibpath_var=unsupported
 
    link_all_deplibs=yes
 
    ;;
 
 
 
  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[12]*)
 
    # C++ shared libraries reported to be fairly broken before switch to ELF
 
    ld_shlibs=no
 
    ;;
 
  freebsd* | kfreebsd*-gnu)
 
    # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
 
    # conventions
 
    ld_shlibs=yes
 
    ;;
 
  gnu*)
 
    ;;
 
  hpux*)
 
    if test $with_gnu_ld = no; then
 
      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
 
      hardcode_libdir_separator=:
 
      export_dynamic_flag_spec='${wl}-E'
 
    fi
 
    hardcode_minus_L=yes # Not in the search PATH, but as the default
 
                         # location of the library.
 
 
 
    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
 
        # 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_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'
 
        ;;
 
      *)
 
        if test $with_gcc = yes; then
 
          if test $with_gnu_ld = no; then
 
            case "$host_os" in
 
            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' ;;
 
            *)
 
              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
 
              ;;
 
            esac
 
          fi
 
        else
 
          # FIXME: insert proper C++ library support
 
          ld_shlibs=no
 
        fi
 
        ;;
 
    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 -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'
 
          else
 
            archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$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_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'
 
 
 
        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_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'
 
        ;;
 
    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* | knetbsd*-gnu)
 
    # NetBSD uses g++ - do we need to do anything?
 
    ;;
 
  osf3*)
 
    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_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'
 
        ;;
 
      *)
 
        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
 
        ;;
 
    esac
 
    ;;
 
  osf4* | osf5*)
 
    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=' -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'
 
        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'
 
 
 
        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_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'
 
        ;;
 
      *)
 
        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
 
        ;;
 
    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=' -zdefs'
 
        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_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'
 
 
 
        # 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
 
          no_undefined_flag=' ${wl}-z ${wl}defs'
 
          if $CC --version | egrep -v '^2\.7' > /dev/null; then
 
            archive_cmds='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_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~
 
                $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$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_cmd="$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='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_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~
 
                $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$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_cmd="$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
 
    ;;
 
  tpf*)
 
    ld_shlibs=yes
 
    ;;
 
  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
 
 
 
ac_cv_prog_cc_pic_works=
 
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
 
  aix*)
 
    # 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
 
    ;;
 
  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.
 
    ;;
 
  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'
 
    ;;
 
  darwin* | rhapsody*)
 
    # PIC is the default on this platform
 
    # Common symbols not allowed in MH_DYLIB files
 
    ac_cv_prog_cc_pic='-fno-common'
 
    ;;
 
  *djgpp*)
 
    # DJGPP does not support shared libraries at all
 
    ac_cv_prog_cc_pic=
 
    ;;
 
  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* | aix5*)
 
      # 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
 
      ;;
 
    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* | kfreebsd*-gnu)
 
      # FreeBSD uses GNU C++
 
      ;;
 
    gnu*)
 
      ;;
 
    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
 
 
 
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
 
 
 
 
 
# 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_cmd`; 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
 
 
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