From adebcf6c291315eca5788aa2d7b862fa66e19b4c Mon Sep 17 00:00:00 2001
From: f0o <f0o@devilcode.org>
Date: Sun, 15 Mar 2015 15:14:10 +0000
Subject: [PATCH] Fallback to shell_exec as some systems lack posix_mkfifo

---
 includes/alerts/transport.irc.php | 16 +++++++++-------
 irc.php                           |  2 +-
 2 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/includes/alerts/transport.irc.php b/includes/alerts/transport.irc.php
index 1380fb57b7..03fcc3cda7 100644
--- a/includes/alerts/transport.irc.php
+++ b/includes/alerts/transport.irc.php
@@ -22,11 +22,13 @@
  */
 
 $f = $config['install_dir']."/.ircbot.alert";
-$f = fopen($f,"w+");
-$r = fwrite($f,json_encode($obj)."\n");
-$f = fclose($f);
-if( $r === false ) {
-	return false;
-} else {
-	return true;
+if( file_exists($f) && filetype($f) == "fifo" ) {
+	$f = fopen($f,"w+");
+	$r = fwrite($f,json_encode($obj)."\n");
+	$f = fclose($f);
+	if( $r === false ) {
+		return false;
+	} else {
+		return true;
+	}
 }
diff --git a/irc.php b/irc.php
index 84ac73ccb4..9e40253053 100755
--- a/irc.php
+++ b/irc.php
@@ -128,7 +128,7 @@ class ircbot {
 	
 	private function connect_alert() {
 		$f = $this->config['install_dir']."/.ircbot.alert";
-		if( ( file_exists($f) && filetype($f) != "fifo" && !unlink($f) ) || ( !file_exists($f) && !posix_mkfifo($f,0644) ) ) {
+		if( ( file_exists($f) && filetype($f) != "fifo" && !unlink($f) ) || ( !file_exists($f) && !shell_exec("mkfifo $f && echo 1") ) ) {
 			$this->log("Error - Cannot create Alert-File");
 			return false;
 		}