| 1 | #### This script is meant to be sourced by ltconfig.
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| 2 |
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| 3 | # ltcf-cxx.sh - Create a C++ compiler specific configuration
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| 4 | #
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| 5 | # Copyright (C) 1996-1999, 2000, 2001 Free Software Foundation, Inc.
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| 6 | # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
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| 7 | #
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| 8 | # Original C++ support by:Gary V. Vaughan <gvv@techie.com>
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| 9 | # Alexandre Oliva <oliva@lsd.ic.unicamp.br>
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| 10 | # Ossama Othman <ossama@debian.org>
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| 11 | # Thomas Thanner <tanner@gmx.de>
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| 12 | #
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| 13 | # This file is free software; you can redistribute it and/or modify it
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| 14 | # under the terms of the GNU General Public License as published by
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| 15 | # the Free Software Foundation; either version 2 of the License, or
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| 16 | # (at your option) any later version.
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| 17 | #
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| 18 | # This program is distributed in the hope that it will be useful, but
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| 19 | # WITHOUT ANY WARRANTY; without even the implied warranty of
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| 20 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 21 | # General Public License for more details.
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| 22 | #
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| 23 | # You should have received a copy of the GNU General Public License
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| 24 | # along with this program; if not, write to the Free Software
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| 25 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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| 26 | #
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| 27 | # As a special exception to the GNU General Public License, if you
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| 28 | # distribute this file as part of a program that contains a
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| 29 | # configuration script generated by Autoconf, you may include it under
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| 30 | # the same distribution terms that you use for the rest of that program.
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| 31 |
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| 32 |
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| 33 | # Source file extension for C++ test sources.
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| 34 | ac_ext=cc
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| 35 |
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| 36 | # Object file extension for compiled C++ test sources.
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| 37 | objext=o
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| 38 |
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| 39 | # Code to be used in simple compile tests
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| 40 | lt_simple_compile_test_code="int some_variable = 0;"
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| 41 |
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| 42 | # Code to be used in simple link tests
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| 43 | lt_simple_link_test_code='int main(int, char *[]) { return (0); }'
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| 44 |
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| 45 | # C++ compiler
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| 46 | CXX=${CXX-c++}
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| 47 |
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| 48 | # ltmain only uses $CC for tagged configurations so make sure $CC is set.
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| 49 | CC=${CC-"$CXX"}
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| 50 | CFLAGS=${CFLAGS-"$CXXFLAGS"}
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| 51 |
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| 52 | # Allow CC to be a program name with arguments.
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| 53 | set dummy $CC
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| 54 | compiler=$2
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| 55 | cc_basename=`$echo X"$compiler" | $Xsed -e 's%^.*/%%'`
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| 56 |
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| 57 | # Check if we are using GNU gcc (taken/adapted from configure script)
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| 58 | # We need to check here since "--with-gcc" is set at configure time,
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| 59 | # not ltconfig time!
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| 60 | cat > conftest.$ac_ext <<EOF
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| 61 | #ifdef __GNUC__
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| 62 | yes;
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| 63 | #endif
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| 64 | EOF
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| 65 | if { ac_try='${CC-c++} -E conftest.$ac_ext'; { (eval echo \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
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| 66 | with_gcc=yes
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| 67 |
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| 68 | # Set up default GNU C++ configuration
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| 69 |
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| 70 | # Check if GNU C++ uses GNU ld as the underlying linker, since the
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| 71 | # archiving commands below assume that GNU ld is being used.
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| 72 | if eval "`$CC -print-prog-name=ld` --version 2>&1" | \
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| 73 | egrep 'GNU ld' > /dev/null; then
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| 74 | with_gnu_ld=yes
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| 75 |
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| 76 | archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
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| 77 | archive_expsym_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
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| 78 |
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| 79 | hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
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| 80 | export_dynamic_flag_spec='${wl}--export-dynamic'
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| 81 |
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| 82 | # If archive_cmds runs LD, not CC, wlarc should be empty
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| 83 | # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
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| 84 | # investigate it a little bit more. (MM)
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| 85 | wlarc='${wl}'
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| 86 |
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| 87 | # ancient GNU ld didn't support --whole-archive et. al.
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| 88 | if eval "`$CC -print-prog-name=ld` --help 2>&1" | \
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| 89 | egrep 'no-whole-archive' > /dev/null; then
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| 90 | whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
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| 91 | else
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| 92 | whole_archive_flag_spec=
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| 93 | fi
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| 94 | else
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| 95 | with_gnu_ld=no
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| 96 | wlarc=
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| 97 |
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| 98 | # A generic and very simple default shared library creation
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| 99 | # command for GNU C++ for the case where it uses the native
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| 100 | # linker, instead of GNU ld. If possible, this setting should
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| 101 | # overridden to take advantage of the native linker features on
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| 102 | # the platform it is being used on.
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| 103 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
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| 104 | fi
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| 105 |
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| 106 | # Commands to make compiler produce verbose output that lists
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| 107 | # what "hidden" libraries, object files and flags are used when
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| 108 | # linking a shared library.
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| 109 | output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
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| 110 |
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| 111 | else
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| 112 | with_gcc=no
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| 113 | with_gnu_ld=no
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| 114 | wlarc=
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| 115 | fi
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| 116 |
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| 117 | # PORTME: fill in a description of your system's C++ link characteristics
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| 118 | case $host_os in
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| 119 | aix3*)
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| 120 | # FIXME: insert proper C++ library support
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| 121 | ld_shlibs=no
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| 122 | ;;
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| 123 | aix4* | aix5*)
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| 124 | archive_cmds=''
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| 125 | hardcode_direct=yes
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| 126 | hardcode_libdir_separator=':'
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| 127 | link_all_deplibs=yes
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| 128 | # When large executables or shared objects are built, AIX ld can
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| 129 | # have problems creating the table of contents. If linking a library
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| 130 | # or program results in "error TOC overflow" add -mminimal-toc to
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| 131 | # CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not
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| 132 | # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
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| 133 | if test "$with_gcc" = yes; then
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| 134 | case $host_os in aix4.[012]|aix4.[012].*)
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| 135 | # We only want to do this on AIX 4.2 and lower, the check
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| 136 | # below for broken collect2 doesn't work under 4.3+
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| 137 | collect2name=`${CC} -print-prog-name=collect2`
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| 138 | if test -f "$collect2name" && \
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| 139 | strings "$collect2name" | grep resolve_lib_name >/dev/null
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| 140 | then
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| 141 | # We have reworked collect2
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| 142 | hardcode_direct=yes
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| 143 | else
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| 144 | # We have old collect2
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| 145 | hardcode_direct=unsupported
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| 146 | # It fails to find uninstalled libraries when the uninstalled
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| 147 | # path is not listed in the libpath. Setting hardcode_minus_L
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| 148 | # to unsupported forces relinking
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| 149 | hardcode_minus_L=yes
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| 150 | hardcode_libdir_flag_spec='-L$libdir'
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| 151 | hardcode_libdir_separator=
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| 152 | fi
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| 153 | esac
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| 154 | shared_flag='-shared'
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| 155 | else
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| 156 | # not using gcc
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| 157 | if test "$host_cpu" = ia64; then
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| 158 | shared_flag='${wl}-G'
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| 159 | else
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| 160 | shared_flag='${wl}-bM:SRE'
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| 161 | fi
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| 162 | fi
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| 163 |
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| 164 | if test "$host_cpu" = ia64; then
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| 165 | # On IA64, the linker does run time linking by default, so we don't
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| 166 | # have to do anything special.
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| 167 | aix_use_runtimelinking=no
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| 168 | if test $with_gnu_ld = no; then
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| 169 | exp_sym_flag='-Bexport'
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| 170 | no_entry_flag=""
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| 171 | fi
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| 172 | else
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| 173 | # Test if we are trying to use run time linking, or normal AIX style linking.
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| 174 | # If -brtl is somewhere in LDFLAGS, we need to do run time linking.
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| 175 | aix_use_runtimelinking=no
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| 176 | for ld_flag in $LDFLAGS; do
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| 177 | if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl" ); then
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| 178 | aix_use_runtimelinking=yes
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| 179 | break
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| 180 | fi
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| 181 | done
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| 182 | exp_sym_flag='-bexport'
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| 183 | no_entry_flag='-bnoentry'
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| 184 | fi
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| 185 | # It seems that -bexpall does not export symbols beginning with
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| 186 | # underscore (_), so it is better to generate a list of symbols to export.
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| 187 | always_export_symbols=yes
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| 188 | if test "$aix_use_runtimelinking" = yes; then
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| 189 | hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
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| 190 | allow_undefined_flag=' -Wl,-G'
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| 191 | archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}-brtl \${wl}$exp_sym_flag:\$export_symbols"
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| 192 | else
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| 193 | if test "$host_cpu" = ia64; then
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| 194 | if test $with_gnu_ld = no; then
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| 195 | hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
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| 196 | allow_undefined_flag="-z nodefs"
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| 197 | 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"
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| 198 | fi
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| 199 | else
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| 200 | hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
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| 201 | # Warning - without using the other run time loading flags, -berok will
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| 202 | # link without error, but may produce a broken library.
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| 203 | no_undefined_flag=' ${wl}-bnoerok'
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| 204 | allow_undefined_flag=' ${wl}-berok'
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| 205 | # -bexpall does not export symbols beginning with underscore (_)
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| 206 | always_export_symbols=yes
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| 207 | # Exported symbols can be pulled into shared objects from archives
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| 208 | whole_archive_flag_spec=' '
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| 209 | build_libtool_need_lc=yes
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| 210 | # This is similar to how AIX traditionally builds it's shared libraries.
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| 211 | 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'
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| 212 | fi
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| 213 | fi
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| 214 | ;;
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| 215 | chorus*)
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| 216 | case $cc_basename in
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| 217 | *)
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| 218 | # FIXME: insert proper C++ library support
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| 219 | ld_shlibs=no
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| 220 | ;;
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| 221 | esac
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| 222 | ;;
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| 223 | dgux*)
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| 224 | case $cc_basename in
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| 225 | ec++)
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| 226 | # FIXME: insert proper C++ library support
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| 227 | ld_shlibs=no
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| 228 | ;;
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| 229 | ghcx)
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| 230 | # Green Hills C++ Compiler
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| 231 | # FIXME: insert proper C++ library support
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| 232 | ld_shlibs=no
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| 233 | ;;
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| 234 | *)
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| 235 | # FIXME: insert proper C++ library support
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| 236 | ld_shlibs=no
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| 237 | ;;
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| 238 | esac
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| 239 | ;;
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| 240 | freebsd[12]*)
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| 241 | # C++ shared libraries reported to be fairly broken before switch to ELF
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| 242 | ld_shlibs=no
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| 243 | ;;
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| 244 | freebsd*)
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| 245 | # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
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| 246 | # conventions
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| 247 | ld_shlibs=yes
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| 248 | ;;
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| 249 | gnu*)
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| 250 | ;;
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| 251 | hpux*)
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| 252 | if test $with_gnu_ld = no; then
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| 253 | hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
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| 254 | hardcode_libdir_separator=:
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| 255 | export_dynamic_flag_spec='${wl}-E'
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| 256 | fi
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| 257 | hardcode_direct=yes
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| 258 | hardcode_minus_L=yes # Not in the search PATH, but as the default
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| 259 | # location of the library.
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| 260 |
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| 261 | case $cc_basename in
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| 262 | CC)
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| 263 | # FIXME: insert proper C++ library support
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| 264 | ld_shlibs=no
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| 265 | ;;
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| 266 | aCC)
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| 267 | case $host_os in
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| 268 | hpux9*) archive_cmds='$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 $lib' ;;
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| 269 | *) archive_cmds='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ;;
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| 270 | esac
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| 271 | # Commands to make compiler produce verbose output that lists
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| 272 | # what "hidden" libraries, object files and flags are used when
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| 273 | # linking a shared library.
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| 274 | #
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| 275 | # There doesn't appear to be a way to prevent this compiler from
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| 276 | # explicitly linking system object files so we need to strip them
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| 277 | # from the output so that they don't get included in the library
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| 278 | # dependencies.
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| 279 | output_verbose_link_cmd='templist=`($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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| 280 | ;;
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| 281 | *)
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| 282 | if test $with_gcc = yes; then
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| 283 | if test $with_gnu_ld = no; then
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| 284 | case "$host_os" in
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| 285 | 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 $lib' ;;
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| 286 | *) archive_cmds='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags' ;;
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| 287 | esac
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| 288 | fi
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| 289 | else
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| 290 | # FIXME: insert proper C++ library support
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| 291 | ld_shlibs=no
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| 292 | fi
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| 293 | ;;
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| 294 | esac
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| 295 | ;;
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| 296 | irix5* | irix6*)
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| 297 | case $cc_basename in
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| 298 | CC)
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| 299 | # SGI C++
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| 300 | archive_cmds='$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 $lib'
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| 301 |
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| 302 | # Archives containing C++ object files must be created using
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| 303 | # "CC -ar", where "CC" is the IRIX C++ compiler. This is
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| 304 | # necessary to make sure instantiated templates are included
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| 305 | # in the archive.
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| 306 | old_archive_cmds='$CC -ar -WR,-u -o $oldlib $oldobjs'
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| 307 | ;;
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| 308 | *)
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| 309 | if test "$with_gcc" = yes; then
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| 310 | if test "$with_gnu_ld" = no; then
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| 311 | archive_cmds='$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 $lib'
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| 312 | else
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| 313 | archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -o $lib'
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| 314 | fi
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| 315 | fi
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| 316 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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| 317 | hardcode_libdir_separator=:
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| 318 | link_all_deplibs=yes
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| 319 | ;;
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| 320 | esac
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| 321 | ;;
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| 322 | linux*)
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| 323 | case $cc_basename in
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| 324 | KCC)
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| 325 | # Kuck and Associates, Inc. (KAI) C++ Compiler
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| 326 |
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| 327 | # KCC will only create a shared library if the output file
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| 328 | # ends with ".so" (or ".sl" for HP-UX), so rename the library
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| 329 | # to its proper name (with version) after linking.
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| 330 | 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'
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| 331 | 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 $lib'
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| 332 |
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| 333 | # Commands to make compiler produce verbose output that lists
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| 334 | # what "hidden" libraries, object files and flags are used when
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| 335 | # linking a shared library.
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| 336 | #
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| 337 | # There doesn't appear to be a way to prevent this compiler from
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| 338 | # explicitly linking system object files so we need to strip them
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| 339 | # from the output so that they don't get included in the library
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| 340 | # dependencies.
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| 341 | output_verbose_link_cmd='templist=`$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 $list'
|
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| 342 |
|
|---|
| 343 | hardcode_libdir_flag_spec='${wl}--rpath,$libdir'
|
|---|
| 344 | export_dynamic_flag_spec='${wl}--export-dynamic'
|
|---|
| 345 |
|
|---|
| 346 | # Archives containing C++ object files must be created using
|
|---|
| 347 | # "CC -Bstatic", where "CC" is the KAI C++ compiler.
|
|---|
| 348 | old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs'
|
|---|
| 349 | ;;
|
|---|
| 350 | cxx)
|
|---|
| 351 | # Compaq C++
|
|---|
| 352 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
|
|---|
| 353 | archive_expsym_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
|
|---|
| 354 |
|
|---|
| 355 | runpath_var=LD_RUN_PATH
|
|---|
| 356 | hardcode_libdir_flag_spec='-rpath $libdir'
|
|---|
| 357 | hardcode_libdir_separator=:
|
|---|
| 358 |
|
|---|
| 359 | # Commands to make compiler produce verbose output that lists
|
|---|
| 360 | # what "hidden" libraries, object files and flags are used when
|
|---|
| 361 | # linking a shared library.
|
|---|
| 362 | #
|
|---|
| 363 | # There doesn't appear to be a way to prevent this compiler from
|
|---|
| 364 | # explicitly linking system object files so we need to strip them
|
|---|
| 365 | # from the output so that they don't get included in the library
|
|---|
| 366 | # dependencies.
|
|---|
| 367 | output_verbose_link_cmd='templist=`$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'
|
|---|
| 368 | ;;
|
|---|
| 369 | esac
|
|---|
| 370 | ;;
|
|---|
| 371 | lynxos*)
|
|---|
| 372 | # FIXME: insert proper C++ library support
|
|---|
| 373 | ld_shlibs=no
|
|---|
| 374 | ;;
|
|---|
| 375 | m88k*)
|
|---|
| 376 | # FIXME: insert proper C++ library support
|
|---|
| 377 | ld_shlibs=no
|
|---|
| 378 | ;;
|
|---|
| 379 | mvs*)
|
|---|
| 380 | case $cc_basename in
|
|---|
| 381 | cxx)
|
|---|
| 382 | # FIXME: insert proper C++ library support
|
|---|
| 383 | ld_shlibs=no
|
|---|
| 384 | ;;
|
|---|
| 385 | *)
|
|---|
| 386 | # FIXME: insert proper C++ library support
|
|---|
| 387 | ld_shlibs=no
|
|---|
| 388 | ;;
|
|---|
| 389 | esac
|
|---|
| 390 | ;;
|
|---|
| 391 | netbsd*)
|
|---|
| 392 | # NetBSD uses g++ - do we need to do anything?
|
|---|
| 393 | ;;
|
|---|
| 394 | osf3*)
|
|---|
| 395 | case $cc_basename in
|
|---|
| 396 | KCC)
|
|---|
| 397 | # Kuck and Associates, Inc. (KAI) C++ Compiler
|
|---|
| 398 |
|
|---|
| 399 | # KCC will only create a shared library if the output file
|
|---|
| 400 | # ends with ".so" (or ".sl" for HP-UX), so rename the library
|
|---|
| 401 | # to its proper name (with version) after linking.
|
|---|
| 402 | 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 $lib'
|
|---|
| 403 |
|
|---|
| 404 | hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
|
|---|
| 405 | hardcode_libdir_separator=:
|
|---|
| 406 |
|
|---|
| 407 | # Archives containing C++ object files must be created using
|
|---|
| 408 | # "CC -Bstatic", where "CC" is the KAI C++ compiler.
|
|---|
| 409 | old_archive_cmds='$CC -Bstatic -o $oldlib $oldobjs'
|
|---|
| 410 |
|
|---|
| 411 | ;;
|
|---|
| 412 | RCC)
|
|---|
| 413 | # Rational C++ 2.4.1
|
|---|
| 414 | # FIXME: insert proper C++ library support
|
|---|
| 415 | ld_shlibs=no
|
|---|
| 416 | ;;
|
|---|
| 417 | cxx)
|
|---|
| 418 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
|
|---|
| 419 | archive_cmds='$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 $lib'
|
|---|
| 420 |
|
|---|
| 421 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
|
|---|
| 422 | hardcode_libdir_separator=:
|
|---|
| 423 |
|
|---|
| 424 | # Commands to make compiler produce verbose output that lists
|
|---|
| 425 | # what "hidden" libraries, object files and flags are used when
|
|---|
| 426 | # linking a shared library.
|
|---|
| 427 | #
|
|---|
| 428 | # There doesn't appear to be a way to prevent this compiler from
|
|---|
| 429 | # explicitly linking system object files so we need to strip them
|
|---|
| 430 | # from the output so that they don't get included in the library
|
|---|
| 431 | # dependencies.
|
|---|
| 432 | 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 $list'
|
|---|
| 433 | ;;
|
|---|
| 434 | *)
|
|---|
| 435 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
|
|---|
| 436 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
|
|---|
| 437 | archive_cmds='$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 $lib'
|
|---|
| 438 |
|
|---|
| 439 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
|
|---|
| 440 | hardcode_libdir_separator=:
|
|---|
| 441 |
|
|---|
| 442 | # Commands to make compiler produce verbose output that lists
|
|---|
| 443 | # what "hidden" libraries, object files and flags are used when
|
|---|
| 444 | # linking a shared library.
|
|---|
| 445 | output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
|
|---|
| 446 | else
|
|---|
| 447 | # FIXME: insert proper C++ library support
|
|---|
| 448 | ld_shlibs=no
|
|---|
| 449 | fi
|
|---|
| 450 | ;;
|
|---|
| 451 | esac
|
|---|
| 452 | ;;
|
|---|
| 453 | osf4* | osf5*)
|
|---|
| 454 | case $cc_basename in
|
|---|
| 455 | KCC)
|
|---|
| 456 | # Kuck and Associates, Inc. (KAI) C++ Compiler
|
|---|
| 457 |
|
|---|
| 458 | # KCC will only create a shared library if the output file
|
|---|
| 459 | # ends with ".so" (or ".sl" for HP-UX), so rename the library
|
|---|
| 460 | # to its proper name (with version) after linking.
|
|---|
| 461 | 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 $lib'
|
|---|
| 462 |
|
|---|
| 463 | hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
|
|---|
| 464 | hardcode_libdir_separator=:
|
|---|
| 465 |
|
|---|
| 466 | # Archives containing C++ object files must be created using
|
|---|
| 467 | # the KAI C++ compiler.
|
|---|
| 468 | old_archive_cmds='$CC -o $oldlib $oldobjs'
|
|---|
| 469 | ;;
|
|---|
| 470 | RCC)
|
|---|
| 471 | # Rational C++ 2.4.1
|
|---|
| 472 | # FIXME: insert proper C++ library support
|
|---|
| 473 | ld_shlibs=no
|
|---|
| 474 | ;;
|
|---|
| 475 | cxx)
|
|---|
| 476 | allow_undefined_flag=' -expect_unresolved \*'
|
|---|
| 477 | archive_cmds='$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'
|
|---|
| 478 | archive_expsym_cmds='for i in `cat $export_symbols`; do printf "-exported_symbol " >> $lib.exp; echo "\$i" >> $lib.exp; done~
|
|---|
| 479 | echo "-hidden">> $lib.exp~
|
|---|
| 480 | $CC -shared$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~
|
|---|
| 481 | $rm $lib.exp'
|
|---|
| 482 |
|
|---|
| 483 | hardcode_libdir_flag_spec='-rpath $libdir'
|
|---|
| 484 | hardcode_libdir_separator=:
|
|---|
| 485 |
|
|---|
| 486 | # Commands to make compiler produce verbose output that lists
|
|---|
| 487 | # what "hidden" libraries, object files and flags are used when
|
|---|
| 488 | # linking a shared library.
|
|---|
| 489 | #
|
|---|
| 490 | # There doesn't appear to be a way to prevent this compiler from
|
|---|
| 491 | # explicitly linking system object files so we need to strip them
|
|---|
| 492 | # from the output so that they don't get included in the library
|
|---|
| 493 | # dependencies.
|
|---|
| 494 | output_verbose_link_cmd='templist=`$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 $list'
|
|---|
| 495 | ;;
|
|---|
| 496 | *)
|
|---|
| 497 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
|
|---|
| 498 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
|
|---|
| 499 | archive_cmds='$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 $lib'
|
|---|
| 500 |
|
|---|
| 501 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
|
|---|
| 502 | hardcode_libdir_separator=:
|
|---|
| 503 |
|
|---|
| 504 | # Commands to make compiler produce verbose output that lists
|
|---|
| 505 | # what "hidden" libraries, object files and flags are used when
|
|---|
| 506 | # linking a shared library.
|
|---|
| 507 | output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep "\-L"'
|
|---|
| 508 | else
|
|---|
| 509 | # FIXME: insert proper C++ library support
|
|---|
| 510 | ld_shlibs=no
|
|---|
| 511 | fi
|
|---|
| 512 | ;;
|
|---|
| 513 | esac
|
|---|
| 514 | ;;
|
|---|
| 515 | psos*)
|
|---|
| 516 | # FIXME: insert proper C++ library support
|
|---|
| 517 | ld_shlibs=no
|
|---|
| 518 | ;;
|
|---|
| 519 | sco*)
|
|---|
| 520 | case $cc_basename in
|
|---|
| 521 | CC)
|
|---|
| 522 | # FIXME: insert proper C++ library support
|
|---|
| 523 | ld_shlibs=no
|
|---|
| 524 | ;;
|
|---|
| 525 | *)
|
|---|
| 526 | # FIXME: insert proper C++ library support
|
|---|
| 527 | ld_shlibs=no
|
|---|
| 528 | ;;
|
|---|
| 529 | esac
|
|---|
| 530 | ;;
|
|---|
| 531 | sunos4*)
|
|---|
| 532 | case $cc_basename in
|
|---|
| 533 | CC)
|
|---|
| 534 | # Sun C++ 4.x
|
|---|
| 535 | # FIXME: insert proper C++ library support
|
|---|
| 536 | ld_shlibs=no
|
|---|
| 537 | ;;
|
|---|
| 538 | lcc)
|
|---|
| 539 | # Lucid
|
|---|
| 540 | # FIXME: insert proper C++ library support
|
|---|
| 541 | ld_shlibs=no
|
|---|
| 542 | ;;
|
|---|
| 543 | *)
|
|---|
| 544 | # FIXME: insert proper C++ library support
|
|---|
| 545 | ld_shlibs=no
|
|---|
| 546 | ;;
|
|---|
| 547 | esac
|
|---|
| 548 | ;;
|
|---|
| 549 | solaris*)
|
|---|
| 550 | case $cc_basename in
|
|---|
| 551 | CC)
|
|---|
| 552 | # Sun C++ 4.2, 5.x and Centerline C++
|
|---|
| 553 | no_undefined_flag=' -zdefs'
|
|---|
| 554 | archive_cmds='$CC -G${allow_undefined_flag} -nolib -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
|
|---|
| 555 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
|
|---|
| 556 | $CC -G${allow_undefined_flag} -nolib ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp'
|
|---|
| 557 |
|
|---|
| 558 | hardcode_libdir_flag_spec='-R$libdir'
|
|---|
| 559 | hardcode_shlibpath_var=no
|
|---|
| 560 | case $host_os in
|
|---|
| 561 | solaris2.[0-5] | solaris2.[0-5].*) ;;
|
|---|
| 562 | *)
|
|---|
| 563 | # The C++ compiler is used as linker so we must use $wl
|
|---|
| 564 | # flag to pass the commands to the underlying system
|
|---|
| 565 | # linker.
|
|---|
| 566 | # Supported since Solaris 2.6 (maybe 2.5.1?)
|
|---|
| 567 | whole_archive_flag_spec='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
|
|---|
| 568 | ;;
|
|---|
| 569 | esac
|
|---|
| 570 | link_all_deplibs=yes
|
|---|
| 571 |
|
|---|
| 572 | # Commands to make compiler produce verbose output that lists
|
|---|
| 573 | # what "hidden" libraries, object files and flags are used when
|
|---|
| 574 | # linking a shared library.
|
|---|
| 575 | #
|
|---|
| 576 | # There doesn't appear to be a way to prevent this compiler from
|
|---|
| 577 | # explicitly linking system object files so we need to strip them
|
|---|
| 578 | # from the output so that they don't get included in the library
|
|---|
| 579 | # dependencies.
|
|---|
| 580 | output_verbose_link_cmd='templist=`$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 $list'
|
|---|
| 581 |
|
|---|
| 582 | # Archives containing C++ object files must be created using
|
|---|
| 583 | # "CC -xar", where "CC" is the Sun C++ compiler. This is
|
|---|
| 584 | # necessary to make sure instantiated templates are included
|
|---|
| 585 | # in the archive.
|
|---|
| 586 | old_archive_cmds='$CC -xar -o $oldlib $oldobjs'
|
|---|
| 587 | ;;
|
|---|
| 588 | gcx)
|
|---|
| 589 | # Green Hills C++ Compiler
|
|---|
| 590 | archive_cmds='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
|
|---|
| 591 |
|
|---|
| 592 | # The C++ compiler must be used to create the archive.
|
|---|
| 593 | old_archive_cmds='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
|
|---|
| 594 | ;;
|
|---|
| 595 | *)
|
|---|
| 596 | # GNU C++ compiler with Solaris linker
|
|---|
| 597 | if test "$with_gcc" = yes && test "$with_gnu_ld" = no; then
|
|---|
| 598 | no_undefined_flag=' ${wl}-z ${wl}defs'
|
|---|
| 599 | if $CC --version | egrep -v '^2\.7' > /dev/null; then
|
|---|
| 600 | archive_cmds='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib'
|
|---|
| 601 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
|
|---|
| 602 | $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags~$rm $lib.exp'
|
|---|
| 603 |
|
|---|
| 604 | # Commands to make compiler produce verbose output that lists
|
|---|
| 605 | # what "hidden" libraries, object files and flags are used when
|
|---|
| 606 | # linking a shared library.
|
|---|
| 607 | output_verbose_link_cmd="$CC -shared $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\""
|
|---|
| 608 | else
|
|---|
| 609 | # g++ 2.7 appears to require `-G' NOT `-shared' on this
|
|---|
| 610 | # platform.
|
|---|
| 611 | archive_cmds='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $linker_flags ${wl}-h $wl$soname -o $lib'
|
|---|
| 612 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
|
|---|
| 613 | $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags~$rm $lib.exp'
|
|---|
| 614 |
|
|---|
| 615 | # Commands to make compiler produce verbose output that lists
|
|---|
| 616 | # what "hidden" libraries, object files and flags are used when
|
|---|
| 617 | # linking a shared library.
|
|---|
| 618 | output_verbose_link_cmd="$CC -G $CFLAGS -v conftest.$objext 2>&1 | egrep \"\-L\""
|
|---|
| 619 | fi
|
|---|
| 620 |
|
|---|
| 621 | hardcode_libdir_flag_spec='${wl}-R $wl$libdir'
|
|---|
| 622 | fi
|
|---|
| 623 | ;;
|
|---|
| 624 | esac
|
|---|
| 625 | ;;
|
|---|
| 626 | tandem*)
|
|---|
| 627 | case $cc_basename in
|
|---|
| 628 | NCC)
|
|---|
| 629 | # NonStop-UX NCC 3.20
|
|---|
| 630 | # FIXME: insert proper C++ library support
|
|---|
| 631 | ld_shlibs=no
|
|---|
| 632 | ;;
|
|---|
| 633 | *)
|
|---|
| 634 | # FIXME: insert proper C++ library support
|
|---|
| 635 | ld_shlibs=no
|
|---|
| 636 | ;;
|
|---|
| 637 | esac
|
|---|
| 638 | ;;
|
|---|
| 639 | unixware*)
|
|---|
| 640 | # FIXME: insert proper C++ library support
|
|---|
| 641 | ld_shlibs=no
|
|---|
| 642 | ;;
|
|---|
| 643 | vxworks*)
|
|---|
| 644 | # FIXME: insert proper C++ library support
|
|---|
| 645 | ld_shlibs=no
|
|---|
| 646 | ;;
|
|---|
| 647 | *)
|
|---|
| 648 | # FIXME: insert proper C++ library support
|
|---|
| 649 | ld_shlibs=no
|
|---|
| 650 | ;;
|
|---|
| 651 | esac
|
|---|
| 652 |
|
|---|
| 653 |
|
|---|
| 654 | ## Compiler Characteristics: PIC flags, static flags, etc
|
|---|
| 655 |
|
|---|
| 656 | # We don't use cached values here since only the C compiler
|
|---|
| 657 | # characteristics should be cached.
|
|---|
| 658 | ac_cv_prog_cc_pic=
|
|---|
| 659 | ac_cv_prog_cc_shlib=
|
|---|
| 660 | ac_cv_prog_cc_wl=
|
|---|
| 661 | ac_cv_prog_cc_static=
|
|---|
| 662 | ac_cv_prog_cc_no_builtin=
|
|---|
| 663 | ac_cv_prog_cc_can_build_shared=$can_build_shared
|
|---|
| 664 |
|
|---|
| 665 | ac_cv_prog_cc_pic_works=
|
|---|
| 666 | ac_cv_prog_cc_static_works=
|
|---|
| 667 |
|
|---|
| 668 | if test "$with_gcc" = yes; then
|
|---|
| 669 | ac_cv_prog_cc_wl='-Wl,'
|
|---|
| 670 | ac_cv_prog_cc_static='-static'
|
|---|
| 671 |
|
|---|
| 672 | case $host_os in
|
|---|
| 673 | aix*)
|
|---|
| 674 | # All AIX code is PIC.
|
|---|
| 675 | if test "$host_cpu" = ia64; then
|
|---|
| 676 | # AIX 5 now supports IA64 processor
|
|---|
| 677 | lt_cv_prog_cc_static='-Bstatic'
|
|---|
| 678 | else
|
|---|
| 679 | lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp'
|
|---|
| 680 | fi
|
|---|
| 681 | ;;
|
|---|
| 682 | amigaos*)
|
|---|
| 683 | # FIXME: we need at least 68020 code to build shared libraries, but
|
|---|
| 684 | # adding the `-m68020' flag to GCC prevents building anything better,
|
|---|
| 685 | # like `-m68040'.
|
|---|
| 686 | ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
|
|---|
| 687 | ;;
|
|---|
| 688 | beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
|
|---|
| 689 | # PIC is the default for these OSes.
|
|---|
| 690 | ;;
|
|---|
| 691 | cygwin* | mingw* | os2*)
|
|---|
| 692 | # This hack is so that the source file can tell whether it is being
|
|---|
| 693 | # built for inclusion in a dll (and should export symbols for example).
|
|---|
| 694 | ac_cv_prog_cc_pic='-DDLL_EXPORT'
|
|---|
| 695 | ;;
|
|---|
| 696 | darwin* | rhapsody*)
|
|---|
| 697 | # PIC is the default on this platform
|
|---|
| 698 | # Common symbols not allowed in MH_DYLIB files
|
|---|
| 699 | lt_cv_prog_cc_pic='-fno-common'
|
|---|
| 700 | ;;
|
|---|
| 701 | *djgpp*)
|
|---|
| 702 | # DJGPP does not support shared libraries at all
|
|---|
| 703 | ac_cv_prog_cc_pic=
|
|---|
| 704 | ;;
|
|---|
| 705 | sysv4*MP*)
|
|---|
| 706 | if test -d /usr/nec; then
|
|---|
| 707 | ac_cv_prog_cc_pic=-Kconform_pic
|
|---|
| 708 | fi
|
|---|
| 709 | ;;
|
|---|
| 710 | *)
|
|---|
| 711 | ac_cv_prog_cc_pic='-fPIC'
|
|---|
| 712 | ;;
|
|---|
| 713 | esac
|
|---|
| 714 | else
|
|---|
| 715 | case $host_os in
|
|---|
| 716 | aix4* | aix5*)
|
|---|
| 717 | # All AIX code is PIC.
|
|---|
| 718 | if test "$host_cpu" = ia64; then
|
|---|
| 719 | # AIX 5 now supports IA64 processor
|
|---|
| 720 | lt_cv_prog_cc_static='-Bstatic'
|
|---|
| 721 | else
|
|---|
| 722 | lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp'
|
|---|
| 723 | fi
|
|---|
| 724 | ;;
|
|---|
| 725 | chorus*)
|
|---|
| 726 | case $cc_basename in
|
|---|
| 727 | cxch68)
|
|---|
| 728 | # Green Hills C++ Compiler
|
|---|
| 729 | # 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"
|
|---|
| 730 | ;;
|
|---|
| 731 | esac
|
|---|
| 732 | ;;
|
|---|
| 733 | dgux*)
|
|---|
| 734 | case $cc_basename in
|
|---|
| 735 | ec++)
|
|---|
| 736 | ac_cv_prog_cc_pic='-KPIC'
|
|---|
| 737 | ;;
|
|---|
| 738 | ghcx)
|
|---|
| 739 | # Green Hills C++ Compiler
|
|---|
| 740 | ac_cv_prog_cc_pic='-pic'
|
|---|
| 741 | ;;
|
|---|
| 742 | *)
|
|---|
| 743 | ;;
|
|---|
| 744 | esac
|
|---|
| 745 | ;;
|
|---|
| 746 | freebsd*)
|
|---|
| 747 | # FreeBSD uses GNU C++
|
|---|
| 748 | ;;
|
|---|
| 749 | gnu*)
|
|---|
| 750 | ;;
|
|---|
| 751 | hpux9* | hpux10* | hpux11*)
|
|---|
| 752 | case $cc_basename in
|
|---|
| 753 | CC)
|
|---|
| 754 | ac_cv_prog_cc_wl='-Wl,'
|
|---|
| 755 | ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
|
|---|
| 756 | ac_cv_prog_cc_pic='+Z'
|
|---|
| 757 | ;;
|
|---|
| 758 | aCC)
|
|---|
| 759 | ac_cv_prog_cc_wl='-Wl,'
|
|---|
| 760 | ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
|
|---|
| 761 | ac_cv_prog_cc_pic='+Z'
|
|---|
| 762 | ;;
|
|---|
| 763 | *)
|
|---|
| 764 | ;;
|
|---|
| 765 | esac
|
|---|
| 766 | ;;
|
|---|
| 767 | irix5* | irix6*)
|
|---|
| 768 | case $cc_basename in
|
|---|
| 769 | CC)
|
|---|
| 770 | ac_cv_prog_cc_wl='-Wl,'
|
|---|
| 771 | ac_cv_prog_cc_static='-non_shared'
|
|---|
| 772 | ac_cv_prog_cc_pic='-KPIC'
|
|---|
| 773 | ;;
|
|---|
| 774 | *)
|
|---|
| 775 | ;;
|
|---|
| 776 | esac
|
|---|
| 777 | ;;
|
|---|
| 778 | linux*)
|
|---|
| 779 | case $cc_basename in
|
|---|
| 780 | KCC)
|
|---|
| 781 | # KAI C++ Compiler
|
|---|
| 782 | ac_cv_prog_cc_wl='--backend -Wl,'
|
|---|
| 783 | ac_cv_prog_cc_pic='-fPIC'
|
|---|
| 784 | ;;
|
|---|
| 785 | cxx)
|
|---|
| 786 | # Compaq C++
|
|---|
| 787 | # Make sure the PIC flag is empty. It appears that all Alpha
|
|---|
| 788 | # Linux and Compaq Tru64 Unix objects are PIC.
|
|---|
| 789 | ac_cv_prog_cc_pic=
|
|---|
| 790 | ac_cv_prog_cc_static='-non_shared'
|
|---|
| 791 | ;;
|
|---|
| 792 | *)
|
|---|
| 793 | ;;
|
|---|
| 794 | esac
|
|---|
| 795 | ;;
|
|---|
| 796 | lynxos*)
|
|---|
| 797 | ;;
|
|---|
| 798 | m88k*)
|
|---|
| 799 | ;;
|
|---|
| 800 | mvs*)
|
|---|
| 801 | case $cc_basename in
|
|---|
| 802 | cxx)
|
|---|
| 803 | ac_cv_prog_cc_pic='-W c,exportall'
|
|---|
| 804 | ;;
|
|---|
| 805 | *)
|
|---|
| 806 | ;;
|
|---|
| 807 | esac
|
|---|
| 808 | ;;
|
|---|
| 809 | netbsd*)
|
|---|
| 810 | ;;
|
|---|
| 811 | osf3* | osf4* | osf5*)
|
|---|
| 812 | case $cc_basename in
|
|---|
| 813 | KCC)
|
|---|
| 814 | ac_cv_prog_cc_wl='--backend -Wl,'
|
|---|
| 815 | ;;
|
|---|
| 816 | RCC)
|
|---|
| 817 | # Rational C++ 2.4.1
|
|---|
| 818 | ac_cv_prog_cc_pic='-pic'
|
|---|
| 819 | ;;
|
|---|
| 820 | cxx)
|
|---|
| 821 | # Digital/Compaq C++
|
|---|
| 822 | ac_cv_prog_cc_wl='-Wl,'
|
|---|
| 823 | # Make sure the PIC flag is empty. It appears that all Alpha
|
|---|
| 824 | # Linux and Compaq Tru64 Unix objects are PIC.
|
|---|
| 825 | ac_cv_prog_cc_pic=
|
|---|
| 826 | ac_cv_prog_cc_static='-non_shared'
|
|---|
| 827 | ;;
|
|---|
| 828 | *)
|
|---|
| 829 | ;;
|
|---|
| 830 | esac
|
|---|
| 831 | ;;
|
|---|
| 832 | psos*)
|
|---|
| 833 | ;;
|
|---|
| 834 | sco*)
|
|---|
| 835 | case $cc_basename in
|
|---|
| 836 | CC)
|
|---|
| 837 | ac_cv_prog_cc_pic='-fPIC'
|
|---|
| 838 | ;;
|
|---|
| 839 | *)
|
|---|
| 840 | ;;
|
|---|
| 841 | esac
|
|---|
| 842 | ;;
|
|---|
| 843 | solaris*)
|
|---|
| 844 | case $cc_basename in
|
|---|
| 845 | CC)
|
|---|
| 846 | # Sun C++ 4.2, 5.x and Centerline C++
|
|---|
| 847 | ac_cv_prog_cc_pic='-KPIC'
|
|---|
| 848 | ac_cv_prog_cc_static='-Bstatic'
|
|---|
| 849 | ac_cv_prog_cc_wl='-Qoption ld '
|
|---|
| 850 | ;;
|
|---|
| 851 | gcx)
|
|---|
| 852 | # Green Hills C++ Compiler
|
|---|
| 853 | ac_cv_prog_cc_pic='-PIC'
|
|---|
| 854 | ;;
|
|---|
| 855 | *)
|
|---|
| 856 | ;;
|
|---|
| 857 | esac
|
|---|
| 858 | ;;
|
|---|
| 859 | sunos4*)
|
|---|
| 860 | case $cc_basename in
|
|---|
| 861 | CC)
|
|---|
| 862 | # Sun C++ 4.x
|
|---|
| 863 | ac_cv_prog_cc_pic='-pic'
|
|---|
| 864 | ac_cv_prog_cc_static='-Bstatic'
|
|---|
| 865 | ;;
|
|---|
| 866 | lcc)
|
|---|
| 867 | # Lucid
|
|---|
| 868 | ac_cv_prog_cc_pic='-pic'
|
|---|
| 869 | ;;
|
|---|
| 870 | *)
|
|---|
| 871 | ;;
|
|---|
| 872 | esac
|
|---|
| 873 | ;;
|
|---|
| 874 | tandem*)
|
|---|
| 875 | case $cc_basename in
|
|---|
| 876 | NCC)
|
|---|
| 877 | # NonStop-UX NCC 3.20
|
|---|
| 878 | ac_cv_prog_cc_pic='-KPIC'
|
|---|
| 879 | ;;
|
|---|
| 880 | *)
|
|---|
| 881 | ;;
|
|---|
| 882 | esac
|
|---|
| 883 | ;;
|
|---|
| 884 | unixware*)
|
|---|
| 885 | ;;
|
|---|
| 886 | vxworks*)
|
|---|
| 887 | ;;
|
|---|
| 888 | *)
|
|---|
| 889 | ac_cv_prog_cc_can_build_shared=no
|
|---|
| 890 | ;;
|
|---|
| 891 | esac
|
|---|
| 892 | fi
|
|---|
| 893 |
|
|---|
| 894 | case "$host_os" in
|
|---|
| 895 | # Platforms which do not suport PIC and -DPIC is meaningless
|
|---|
| 896 | # on them:
|
|---|
| 897 | *djgpp*)
|
|---|
| 898 | ac_cv_prog_cc_pic=
|
|---|
| 899 | ;;
|
|---|
| 900 | *)
|
|---|
| 901 | ac_cv_prog_cc_pic="$ac_cv_prog_cc_pic -DPIC"
|
|---|
| 902 | ;;
|
|---|
| 903 | esac
|
|---|
| 904 |
|
|---|
| 905 |
|
|---|
| 906 | # Figure out "hidden" C++ library dependencies from verbose
|
|---|
| 907 | # compiler output whening linking a shared library.
|
|---|
| 908 | cat > conftest.$ac_ext <<EOF
|
|---|
| 909 | class Foo
|
|---|
| 910 | {
|
|---|
| 911 | public:
|
|---|
| 912 | Foo (void) { a = 0; }
|
|---|
| 913 | private:
|
|---|
| 914 | int a;
|
|---|
| 915 | };
|
|---|
| 916 | EOF
|
|---|
| 917 |
|
|---|
| 918 |
|
|---|
| 919 | if (eval $ac_compile) 2>&5; then
|
|---|
| 920 | # Parse the compiler output and extract the necessary
|
|---|
| 921 | # objects, libraries and library flags.
|
|---|
| 922 |
|
|---|
| 923 | # Sentinel used to keep track of whether or not we are before
|
|---|
| 924 | # the conftest object file.
|
|---|
| 925 | pre_test_object_deps_done=no
|
|---|
| 926 |
|
|---|
| 927 | for p in `eval $output_verbose_link_cmd`; do
|
|---|
| 928 |
|
|---|
| 929 | case $p in
|
|---|
| 930 |
|
|---|
| 931 | -L* | -R* | -l*)
|
|---|
| 932 | # Some compilers place space between "-{L,R}" and the path.
|
|---|
| 933 | # Remove the space.
|
|---|
| 934 | if test $p = "-L" \
|
|---|
| 935 | || test $p = "-R"; then
|
|---|
| 936 | prev=$p
|
|---|
| 937 | continue
|
|---|
| 938 | else
|
|---|
| 939 | prev=
|
|---|
| 940 | fi
|
|---|
| 941 |
|
|---|
| 942 | if test "$pre_test_object_deps_done" = no; then
|
|---|
| 943 | case $p in
|
|---|
| 944 | -L* | -R*)
|
|---|
| 945 | # Internal compiler library paths should come after those
|
|---|
| 946 | # provided the user. The postdeps already come after the
|
|---|
| 947 | # user supplied libs so there is no need to process them.
|
|---|
| 948 | if test -z "$compiler_lib_search_path"; then
|
|---|
| 949 | compiler_lib_search_path="${prev}${p}"
|
|---|
| 950 | else
|
|---|
| 951 | compiler_lib_search_path="${compiler_lib_search_path} ${prev}${p}"
|
|---|
| 952 | fi
|
|---|
| 953 | ;;
|
|---|
| 954 | # The "-l" case would never come before the object being
|
|---|
| 955 | # linked, so don't bother handling this case.
|
|---|
| 956 | esac
|
|---|
| 957 | else
|
|---|
| 958 | if test -z "$postdeps"; then
|
|---|
| 959 | postdeps="${prev}${p}"
|
|---|
| 960 | else
|
|---|
| 961 | postdeps="${postdeps} ${prev}${p}"
|
|---|
| 962 | fi
|
|---|
| 963 | fi
|
|---|
| 964 | ;;
|
|---|
| 965 |
|
|---|
| 966 | *.$objext)
|
|---|
| 967 | # This assumes that the test object file only shows up
|
|---|
| 968 | # once in the compiler output.
|
|---|
| 969 | if test "$p" = "conftest.$objext"; then
|
|---|
| 970 | pre_test_object_deps_done=yes
|
|---|
| 971 | continue
|
|---|
| 972 | fi
|
|---|
| 973 |
|
|---|
| 974 | if test "$pre_test_object_deps_done" = no; then
|
|---|
| 975 | if test -z "$predep_objects"; then
|
|---|
| 976 | predep_objects="$p"
|
|---|
| 977 | else
|
|---|
| 978 | predep_objects="$predep_objects $p"
|
|---|
| 979 | fi
|
|---|
| 980 | else
|
|---|
| 981 | if test -z "$postdep_objects"; then
|
|---|
| 982 | postdep_objects="$p"
|
|---|
| 983 | else
|
|---|
| 984 | postdep_objects="$postdep_objects $p"
|
|---|
| 985 | fi
|
|---|
| 986 | fi
|
|---|
| 987 | ;;
|
|---|
| 988 |
|
|---|
| 989 | *) ;; # Ignore the rest.
|
|---|
| 990 |
|
|---|
| 991 | esac
|
|---|
| 992 | done
|
|---|
| 993 |
|
|---|
| 994 | # Clean up.
|
|---|
| 995 | rm -f a.out
|
|---|
| 996 | else
|
|---|
| 997 | echo "ltcf-cxx.sh: error: problem compiling test program"
|
|---|
| 998 | fi
|
|---|
| 999 |
|
|---|
| 1000 | $rm -f confest.$objext
|
|---|
| 1001 |
|
|---|
| 1002 | case " $postdeps " in
|
|---|
| 1003 | *" -lc "*) need_lc=no ;;
|
|---|
| 1004 | *) need_lc=yes ;;
|
|---|
| 1005 | esac
|
|---|
