dovecot-2.2: stats plugin: Use nonblocking open() for stats fifo.

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.2/rev/c95cea6e1389
changeset: 16308:c95cea6e1389
user:      Timo Sirainen <tss at iki.fi>
date:      Mon Apr 22 21:51:01 2013 +0300
description:
stats plugin: Use nonblocking open() for stats fifo.
This fixes hangs in it. Alternative would be to use alarm().

diffstat:

 src/plugins/stats/stats-connection.c |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff -r fe56ba75d6ef -r c95cea6e1389 src/plugins/stats/stats-connection.c
--- a/src/plugins/stats/stats-connection.c	Mon Apr 22 18:45:04 2013 +0300
+++ b/src/plugins/stats/stats-connection.c	Mon Apr 22 21:51:01 2013 +0300
@@ -23,7 +23,7 @@
 	if (conn->open_failed)
 		return FALSE;
 
-	conn->fd = open(conn->path, O_WRONLY);
+	conn->fd = open(conn->path, O_WRONLY | O_NONBLOCK);
 	if (conn->fd == -1) {
 		i_error("stats: open(%s) failed: %m", conn->path);
 		conn->open_failed = TRUE;