From a39133179197e9b9f9bbc5ae3ad9d32209410f2c Mon Sep 17 00:00:00 2001
From: Nicolas Grekas <nicolas.grekas@gmail.com>
Date: Mon, 3 Sep 2018 11:07:34 +0200
Subject: [PATCH] [appveyor] minor CI fix

---
 .github/build-packages.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/build-packages.php b/.github/build-packages.php
index b67a699609..83f4b4336c 100644
--- a/.github/build-packages.php
+++ b/.github/build-packages.php
@@ -14,7 +14,7 @@ $packages = array();
 $flags = \PHP_VERSION_ID >= 50400 ? JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE : 0;
 
 foreach ($dirs as $k => $dir) {
-    if (!system("git diff --name-only $mergeBase -- $dir", $exitStatus)) {
+    if (!system("git diff --name-only \"$mergeBase\" -- $dir", $exitStatus)) {
         if ($exitStatus) {
             exit($exitStatus);
         }