From: Roy Marples <roy@marples.name>
Date: Thu, 15 Jan 2009 14:50:19 +0000 (+0000)
Subject: We should shutdown instead of close our sockets to inform clients they have gone.
X-Git-Tag: v5.0.0~120
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ad22dab30ac6653b27b9971100ace375bb067d84;p=thirdparty%2Fdhcpcd.git

We should shutdown instead of close our sockets to inform clients they have gone.
---

diff --git a/control.c b/control.c
index 1e614145..e280e3f2 100644
--- a/control.c
+++ b/control.c
@@ -54,7 +54,7 @@ remove_control_data(void *arg)
 
 	for (l = fds; l != NULL; l = l->next) {
 		if (l == arg) {
-			close(l->fd);
+			shutdown(l->fd, SHUT_RDWR);
 			delete_event(l->fd);
 			if (last == NULL)
 				fds = l->next;
@@ -152,19 +152,21 @@ stop_control(void)
 	struct fd_list *l, *ll;
 
 	delete_event(fd);
+	if (shutdown(fd, SHUT_RDWR) == -1)
+		retval = 1;
+	fd = -1;
+	if (unlink(CONTROLSOCKET) == -1)
+		retval = -1;
+
 	l = fds;
 	while (l != NULL) {
 		ll = l->next;
 		delete_event(l->fd);
-		close(l->fd);
+		shutdown(l->fd, SHUT_RDWR);
 		free(l);
 		l = ll;
 	}
-	if (close(fd) == -1)
-		retval = 1;
-	fd = -1;
-	if (unlink(CONTROLSOCKET) == -1)
-		retval = -1;
+
 	return retval;
 }