From f08b3e2e2575b855603a74bc7588e2460969d911 Mon Sep 17 00:00:00 2001 From: Tim Potter Date: Sun, 10 Oct 2004 12:01:14 +0000 Subject: r2894: Certain versions of GNU ld the default is not to have the --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) --- source3/configure.in | 21 ++++++++++++++++++++- 1 file changed, 20 insertions(+), 1 deletion(-) diff --git a/source3/configure.in b/source3/configure.in index 4c0f5396bd..6356e1d1c3 100644 --- a/source3/configure.in +++ b/source3/configure.in @@ -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 "$host_os" in *linux*) AC_DEFINE(LINUX,1,[Whether the host os is linux]) BLDSHARED="true" - LDSHFLAGS="-shared -Wl,-Bsymbolic" + if test "${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=" -- cgit