1 files changed, 5 insertions, 0 deletions
diff --git a/index.php b/index.php
index 689c0770..9a6cc2ea 100644
--- a/index.php
+++ b/index.php
@@ -24,6 +24,11 @@ define("IN_PRODUCTION", true);
 version_compare(PHP_VERSION, "5.2.3", "<") and
   exit("Gallery requires PHP 5.2.3 or newer (you're using " . PHP_VERSION  . ")");
 
+// Gallery is not supported on Windows.
+if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
+  exit("Gallery is not supported on Windows (PHP reports that you're using: " . PHP_OS . ")");
+}
+
 // PHP 5.4 requires a timezone - if one isn't set date functions aren't going to work properly.
 // We'll log this once the logging system is initialized (in the gallery_event::gallery_ready).
 if (!ini_get("date.timezone")) {