From: Rusty Russell <rusty@rustcorp.com.au>
Date: Tue, 31 Mar 2009 07:14:53 +0000 (+1030)
Subject: Handle where _GNU_SOURCE already defined.
X-Git-Url: http://git.ozlabs.org/?p=ccan;a=commitdiff_plain;h=2c2612e5cd37c582a8269699887e1e87df399c7b

Handle where _GNU_SOURCE already defined.
Reported by Tim Post.
---

diff --git a/ccan/tap/tap.c b/ccan/tap/tap.c
index 5c475bcc..0eaec9a5 100644
--- a/ccan/tap/tap.c
+++ b/ccan/tap/tap.c
@@ -23,7 +23,10 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
-#define _GNU_SOURCE
+/* FIXME: The real fix is an asprintf module. */
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE 1
+#endif
 #include <ctype.h>
 #include <stdarg.h>
 #include <stdio.h>