add an error message if more than one monitor

the change introduced by commit 31c53c2e do not allow anymore to have more than one monitor. The purpose of this patch is to add an error message when such a condition is identified, eg: === lxc-monitor: bind : Address already in use === Signed-off-by: Michel Normand <normand@fr.ibm.com> Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>

add an error message if more than one monitor
2c396e12 · Michel Normand · Daniel Lezcano · 018ef520 · 2c396e12
Commit 2c396e12 authored May 28, 2009 by Michel Normand Committed by Daniel Lezcano May 28, 2009
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monitor.c src/lxc/monitor.c +4 -1

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--- a/src/lxc/monitor.c
+++ b/src/lxc/monitor.c
@@ -142,10 +142,13 @@ int lxc_monitor_open(void)
 	strcpy(offset, "lxc-monitor");
 	fd = socket(PF_UNIX, SOCK_DGRAM, 0);
-	if (fd < 0)
+	if (fd < 0) {
+		ERROR("socket : %s", strerror(errno));
 		return -1;
+	}
 	if (bind(fd, (struct sockaddr *)&addr, sizeof(addr))) {
+		ERROR("bind : %s", strerror(errno));
 		close(fd);
 		return -1;
 	}