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r2894: Certain versions of GNU ld the default is not to have the

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--allow-shlib-undefined flag defined.  This causes a stackload of
warnings when building modules.

Fix by Michel Gravey which closes bugzilla #1776.
(This used to be commit ad53c555131634ba29deea448e4fd184e78e8d4a)
This commit is contained in:
Tim Potter 2004-10-10 12:01:14 +00:00 committed by Gerald (Jerry) Carter
parent 4792a8de30
commit f08b3e2e25
1 changed files with 20 additions and 1 deletions
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19
source3/configure.in
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@ -288,6 +288,21 @@ dnl Check if we use GNU ld
LD=ld
AC_PROG_LD_GNU
dnl Certain versions of GNU ld the default is not to have the
dnl --allow-shlib-undefined flag defined. This causes a stackload of
dnl warnings when building modules.
if test "$ac_cv_prog_gnu_ld" = "yes"; then
ac_cv_gnu_ld_version=`$LD -v 2>/dev/null | head -1`
AC_MSG_CHECKING(GNU ld release date)
changequote(,)dnl
ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
changequote([,])dnl
AC_MSG_RESULT(${ac_cv_gnu_ld_date})
if test "$ac_cv_gnu_ld_date" -lt 20030217; then
ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
fi
fi
dnl needed before AC_TRY_COMPILE
AC_ISC_POSIX
@ -1129,7 +1144,11 @@ if test "$enable_shared" = "yes"; then
case "$host_os" in
*linux*) AC_DEFINE(LINUX,1,[Whether the host os is linux])
BLDSHARED="true"
if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
LDSHFLAGS="-shared -Wl,-Bsymbolic -Wl,--allow-shlib-undefined"
else
LDSHFLAGS="-shared -Wl,-Bsymbolic"
fi
DYNEXP="-Wl,--export-dynamic"
PICFLAGS="-fPIC"
SONAMEFLAG="-Wl,-soname="