From 2e1a735c1bb76094744a6112b092331e34c7db09 Mon Sep 17 00:00:00 2001
From: "Suren A. Chilingaryan" <csa@dside.dyndns.org>
Date: Wed, 13 Nov 2013 19:26:15 +0100
Subject: Respect warn_unused_result warnings

---
 src/rccexternal.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/rccexternal.c')

diff --git a/src/rccexternal.c b/src/rccexternal.c
index 74e1ef3..1667ba8 100644
--- a/src/rccexternal.c
+++ b/src/rccexternal.c
@@ -271,9 +271,14 @@ again:
 
 void rccExternalClose(int s) {
 #ifdef HAVE_SYS_SOCKET_H
+    ssize_t ret;
     unsigned char cmd = 0;
     if (s != -1) {
-	write(s, &cmd, 1);
+retry:
+	ret = write(s, &cmd, 1);
+	    // retry once on signal
+	if ((ret < 0)&&(errno == EINTR)) 
+	    ret = write(s, &cmd, 1);
 	close(s);
     }
 #endif /* HAVE_SYS_SOCKET_H */
-- 
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