freebsd-skq/crypto/heimdal/cf/version-script.m4
2008-05-07 13:39:42 +00:00

40 lines
886 B
Plaintext

dnl check if ld supports --version-script
dnl
AC_DEFUN([rk_VERSIONSCRIPT],[
AC_CACHE_CHECK(for ld --version-script, rk_cv_version_script,[
rk_cv_version_script=no
cat > conftest.map <<EOF
HEIM_GSS_V1 {
global: gss*;
};
HEIM_GSS_V1_1 {
global: gss_init_creds;
} HEIM_GSS_V1;
EOF
cat > conftest.c <<EOF
int gss_init_creds(int foo) { return 0; }
EOF
if AC_TRY_COMMAND([${CC-cc} $CFLAGS $LDFLAGS -shared
-o conftest.so conftest.c
-Wl,--version-script,conftest.map]);
then
rk_cv_version_script=yes
fi
rm -f conftest*
])
if test $rk_cv_version_script = yes ; then
doversioning=yes
LDFLAGS_VERSION_SCRIPT="-Wl,--version-script,"
else
doversioning=no
LDFLAGS_VERSION_SCRIPT=
fi
AC_SUBST(VERSIONING)
AM_CONDITIONAL(versionscript,test $doversioning = yes)
AC_SUBST(LDFLAGS_VERSION_SCRIPT)
])