configure.ac: respect 'g' variants of libtool/libtoolize
BSD OS'es (OS X for me) provide GNU tools with prefixed 'g'. To find correct
versions of libtool/libtoolize on those systems search also for
glibtool/glibtoolize.
Signed-off-by: Andreas Bießmann <andreas@biessmann.de>
Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
[yann.morin.1998@free.fr: search for the g-variant first]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Message-Id: <2f1530b54afcb6a00e1d.1395158786@andreas-mbp.er.biessmann.org>
Patchwork-Id: 331467
1 On 20090401, Ted Jordan writes:
2 The generated libtool for building libstdc++ adds the -nostdlib option to the
3 g++ command for linking but doesn't add -lgcc. This causes a "hidden symbol"
4 error when linking against the libstdc++ shared object. This patch adds gcc
5 to the list of libraries linked against when linking libstdc++.
7 Index: gcc-4.2.1/ltcf-cxx.sh
8 ===================================================================
9 --- gcc-4.2.1.orig/ltcf-cxx.sh 2005-07-15 21:30:53.000000000 -0500
10 +++ gcc-4.2.1/ltcf-cxx.sh 2009-04-02 09:30:34.000000000 -0500
14 if test "$with_gnu_ld" = yes; then
15 - archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
16 - archive_expsym_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
17 + archive_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -lgcc ${wl}-soname $wl$soname -o $lib'
18 + archive_expsym_cmds='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -lgcc ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
20 hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
21 export_dynamic_flag_spec='${wl}--export-dynamic'