From: Rusty Russell <rusty@rustcorp.com.au>
Date: Tue, 29 Sep 2009 03:24:29 +0000 (+0930)
Subject: tools: fix compile warning under Ubuntu
X-Git-Url: http://git.ozlabs.org/?p=ccan;a=commitdiff_plain;h=d7ec8f0d41f7ccb67a4586d4f6f081cc4a9b895f

tools: fix compile warning under Ubuntu
---

diff --git a/tools/tools.c b/tools/tools.c
index 4fbc6857..87ff4a3b 100644
--- a/tools/tools.c
+++ b/tools/tools.c
@@ -79,7 +79,8 @@ static int unlink_all(char *dir)
 {
 	char cmd[strlen(dir) + sizeof("rm -rf ")];
 	sprintf(cmd, "rm -rf %s", dir);
-	system(cmd);
+	if (system(cmd) != 0)
+		warn("Could not remove temporary work in %s", dir);
 	return 0;
 }