From: Nick Mathewson <nickm@torproject.org>
Date: Fri, 17 Feb 2012 15:42:56 +0000 (-0500)
Subject: Fix an "unused return value" warning on write() in signal handler
X-Git-Tag: release-2.1.1-alpha~87
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=65bc91c210b75ae924111919eee56ec54ecd27ee;p=libevent

Fix an "unused return value" warning on write() in signal handler
---

diff --git a/signal.c b/signal.c
index 5d73ea80..e279f5e8 100644
--- a/signal.c
+++ b/signal.c
@@ -397,7 +397,10 @@ evsig_handler(int sig)
 #ifdef _WIN32
 	send(evsig_base_fd, (char*)&msg, 1, 0);
 #else
-	write(evsig_base_fd, (char*)&msg, 1);
+	{
+		int r = write(evsig_base_fd, (char*)&msg, 1);
+		(void)r; /* Suppress 'unused return value' and 'unused var' */
+	}
 #endif
 	errno = save_errno;
 #ifdef _WIN32