From 86bb1472ccdb7777bd6a10a9022d67ad2110b406 Mon Sep 17 00:00:00 2001
From: "Kevin P. Fleming" <kpfleming@digium.com>
Date: Mon, 12 Dec 2005 17:30:59 +0000
Subject: [PATCH] set all the child file descriptors to non-blocking so that we
 don't hang if the child fails to send a newline-terminated command or error
 message

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@7435 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 apps/app_externalivr.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/apps/app_externalivr.c b/apps/app_externalivr.c
index 54b730b656..ad27c16599 100644
--- a/apps/app_externalivr.c
+++ b/apps/app_externalivr.c
@@ -345,8 +345,6 @@ static int app_exec(struct ast_channel *chan, void *data)
 			goto exit;
 		}
 
-		setvbuf(child_events, NULL, _IONBF, 0);
-
 		if (!(child_commands = fdopen(child_commands_fd, "r"))) {
 			ast_chan_log(LOG_WARNING, chan, "Could not open stream for child commands\n");
 			goto exit;
@@ -357,6 +355,10 @@ static int app_exec(struct ast_channel *chan, void *data)
 			goto exit;
 		}
 
+		setvbuf(child_events, NULL, _IONBF, 0);
+		setvbuf(child_commands, NULL, _IONBF, 0);
+		setvbuf(child_errors, NULL, _IONBF, 0);
+
 		res = 0;
 
 		while (1) {