From: Sean Bright <sean@malleable.com>
Date: Thu, 21 Jan 2010 15:25:46 +0000 (+0000)
Subject: Fix configure check for PTHREAD_ONCE_INIT when manually adding -Wall to CFLAGS.
X-Git-Tag: 1.4.30-rc2~5^2~23
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=68f261cc9dc37b21e90d6d121c6c2a8ca88c99e1;p=thirdparty%2Fasterisk.git

Fix configure check for PTHREAD_ONCE_INIT when manually adding -Wall to CFLAGS.

(closes issue #16666)
Reported by: romain_proformatique


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@241932 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/configure b/configure
index 8fe4fe2554..6d5a306335 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.ac Revision: 235652 .
+# From configure.ac Revision: 236585 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.64 for asterisk 1.4.
 #
@@ -11491,10 +11491,11 @@ CFLAGS="${CFLAGS} -Werror -Wmissing-braces"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <pthread.h>
+     void empty(){}
 int
 main ()
 {
-pthread_once_t once = PTHREAD_ONCE_INIT;
+pthread_once_t once = PTHREAD_ONCE_INIT; pthread_once(&once, empty);
   ;
   return 0;
 }
diff --git a/configure.ac b/configure.ac
index efeedb56d7..a4f2dc3170 100644
--- a/configure.ac
+++ b/configure.ac
@@ -357,8 +357,9 @@ saved_CFLAGS="${CFLAGS}"
 CFLAGS="${CFLAGS} -Werror -Wmissing-braces"
 AC_COMPILE_IFELSE(
   [AC_LANG_PROGRAM(
-    [#include <pthread.h>],
-	[pthread_once_t once = PTHREAD_ONCE_INIT;])
+    [#include <pthread.h>
+     void empty(){}],
+	[pthread_once_t once = PTHREAD_ONCE_INIT; pthread_once(&once, empty);])
   ],[
     AC_MSG_RESULT(no)
     ac_cv_pthread_once_needsbraces="no"