From b21dd67d60b16101c24a67c9a7e82ff22adc45a6 Mon Sep 17 00:00:00 2001
From: Kalev Lember <kalevlember@gmail.com>
Date: Thu, 9 Feb 2012 15:12:22 +0200
Subject: [PATCH] win32: Don't crash when installed in a top-level directory
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Avoid NULL-pointer dereference when package installation directory
doesn't contain any slashes.

Reported by Paweł Forysiuk.
---
 gtk/gtkwin32.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gtk/gtkwin32.c b/gtk/gtkwin32.c
index b582942a7e..e9ba709d87 100644
--- a/gtk/gtkwin32.c
+++ b/gtk/gtkwin32.c
@@ -59,7 +59,8 @@ _gtk_get_libdir (void)
     {
       gchar *root = g_win32_get_package_installation_directory_of_module (gtk_dll);
       gchar *slash = strrchr (root, '\\');
-      if (g_ascii_strcasecmp (slash + 1, ".libs") == 0)
+      if (slash != NULL &&
+          g_ascii_strcasecmp (slash + 1, ".libs") == 0)
         gtk_libdir = GTK_LIBDIR;
       else
         gtk_libdir = g_build_filename (root, "lib", NULL);
-- 
2.30.2