From: Zach Loafman <zachary.loafman@isilon.com>
Date: Thu, 10 Jul 2008 18:45:48 +0000 (+0000)
Subject: Fix realpath() check so that it doesn't generate a core() when it fails.
X-Git-Url: http://git.samba.org/samba.git/?p=jra%2Fsamba%2F.git;a=commitdiff_plain;h=55f676550a909fddfb3b79a4aaa7aef4286dcd11

Fix realpath() check so that it doesn't generate a core() when it fails.
(This used to be commit 5fdbf89c898efff57c65061ea2c360d2cd91bcec)
---

diff --git a/source3/configure.in b/source3/configure.in
index fc66c17425c..2ae5e35295d 100644
--- a/source3/configure.in
+++ b/source3/configure.in
@@ -2795,9 +2795,17 @@ AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPA
 AC_TRY_RUN([
 #include <stdio.h>
 #include <limits.h>
+#include <signal.h>
+
+void exit_on_core(int ignored) {
+	exit(1);
+}
+
 main() {
-	char *newpath = realpath("/tmp", NULL);
-	exit ((newpath != NULL) ? 0 : 1);
+	char *newpath;
+	signal(SIGSEGV, exit_on_core);
+	newpath = realpath("/tmp", NULL);
+	exit((newpath != NULL) ? 0 : 1);
 }
 ],
 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])