From fa8cb14073cb9491b8e8f65a1e9f6f72953fba5b Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Sat, 18 Feb 2012 12:12:02 +0100
Subject: [PATCH] Simplify check

---
 src/Composer/Repository/Vcs/GitDriver.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Composer/Repository/Vcs/GitDriver.php b/src/Composer/Repository/Vcs/GitDriver.php
index f3923e4f5..daab73dfe 100644
--- a/src/Composer/Repository/Vcs/GitDriver.php
+++ b/src/Composer/Repository/Vcs/GitDriver.php
@@ -172,8 +172,8 @@ class GitDriver extends VcsDriver implements VcsDriverInterface
         // local filesystem
         if (preg_match('{^(file://|/|[a-z]:[\\\\/])}', $url)) {
             $process = new ProcessExecutor();
-            $process->execute(sprintf('cd %s && git log -1 --format=%%at', escapeshellarg($url)), $output);
-            if (is_numeric(trim($output))) {
+            // check whether there is a git repo in that path
+            if ($process->execute(sprintf('cd %s && git show', escapeshellarg($url)), $output) === 0) {
                 return true;
             }
         }