From 6845f591504e2a24608b531399882b4e07c0aed6 Mon Sep 17 00:00:00 2001
From: Loic d'Anterroches <titoo@users.sourceforge.net>
Date: Thu, 23 Jul 2009 23:33:08 +0200
Subject: [PATCH] Fixed variable used before being instanciated in the
 Mercurial backend.

---
 src/IDF/Scm/Mercurial.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/IDF/Scm/Mercurial.php b/src/IDF/Scm/Mercurial.php
index c371844..507bd6f 100644
--- a/src/IDF/Scm/Mercurial.php
+++ b/src/IDF/Scm/Mercurial.php
@@ -261,9 +261,10 @@ class IDF_Scm_Mercurial extends IDF_Scm
             return $this->cache['branches'];
         }
         $out = array();
+        $cmd = sprintf(Pluf::f('hg_path', 'hg').' branches -R %s', 
+                       escapeshellarg($this->repo));
         $cmd = Pluf::f('idf_exec_cmd_prefix', '').$cmd;
-        exec(sprintf(Pluf::f('hg_path', 'hg').' branches -R %s', 
-                              escapeshellarg($this->repo)), $out);
+        exec($cmd, $out);
         $res = array();
         foreach ($out as $b) {
             preg_match('/(\S+).*\S+:(\S+)/', $b, $match);