Fix detection of pthread_atfork function.

diff --git a/ChangeLog b/ChangeLog
index d739d3a..691e511 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,11 @@
 2008-09-30  Yoann Vandoorselaere  <yoann.v@prelude-ids.com>
             Bruno Haible  <bruno@clisp.org>
 
+       * m4/thread.m4 (gl_THREAD): Fix detection of pthread_atfork function.
+
+2008-09-30  Yoann Vandoorselaere  <yoann.v@prelude-ids.com>
+            Bruno Haible  <bruno@clisp.org>
+
        * modules/tls-tests (Depends-on): Add thread, yield.
        (configure.ac): Remove all checks.
        (test_tls_LDADD): Use YIELD_LIB instead of LIBSCHED.

diff --git a/m4/thread.m4 b/m4/thread.m4
index df7ffd0..4ad533c 100644 (file)
--- a/m4/thread.m4
+++ b/m4/thread.m4
@@ -1,4 +1,4 @@
-# thread.m4 serial 1
+# thread.m4 serial 2
 dnl Copyright (C) 2008 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -10,6 +10,9 @@ AC_DEFUN([gl_THREAD],
   AC_REQUIRE([AC_C_INLINE])
 
   if test $gl_threads_api = posix; then
+    gl_save_LIBS="$LIBS"
+    LIBS="$LIBS $LIBMULTITHREAD"
     AC_CHECK_FUNCS([pthread_atfork])
+    LIBS="$gl_save_LIBS"
   fi
 ])