From b017f90846947a2bcddc7ae2b0fbd9c8252e44a8 Mon Sep 17 00:00:00 2001
From: Hiltjo Posthuma <hiltjo@codemadness.org>
Date: Sun, 30 Nov 2014 14:47:26 +0100
Subject: [PATCH] bind: re-use address, setsockopt SO_REUSEADDR

---
 quark.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/quark.c b/quark.c
index 7a40d6a..08a8668 100644
--- a/quark.c
+++ b/quark.c
@@ -514,7 +514,7 @@ invalid_request:
 void
 serve(int fd)
 {
-	int result;
+	int result, optval;
 	struct timeval tv;
 	socklen_t salen;
 	struct sockaddr sa;
@@ -541,6 +541,11 @@ serve(int fd)
 					  host, sizeof host);
 				break;
 			}
+			/* bind: re-use address */
+			optval = 1;
+			if (setsockopt(req.fd, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(optval)) < 0)
+				logerrmsg("error\tsetsockopt SO_REUSEADDR failed: %s\n",
+					  strerror(errno));
 
 			/* If we haven't received any data within this period, close the
 			 * socket to avoid spamming the process table */