From: Jookia <166291@gmail.com>
Subject: [PATCHv2] gtk: Patch GTK+ to look for themes in profiles.
To: guix-devel@gnu.org
Date: Sun, 13 Mar 2016 15:17:37 +1100
Url: https://lists.gnu.org/archive/html/guix-devel/2016-03/msg00492.html

diff -Naur gtk+-2.24.28.new/gtk/gtkrc.c gtk+-2.24.28/gtk/gtkrc.c
--- gtk+-2.24.28.new/gtk/gtkrc.c	2016-03-13 10:31:14.413644362 +1100
+++ gtk+-2.24.28/gtk/gtkrc.c	2016-03-13 12:51:34.723398423 +1100
@@ -808,6 +808,8 @@
   gchar *path = NULL;
   const gchar *home_dir;
   gchar *subpath;
+  const gchar * const *xdg_data_dirs;
+  gint i;
 
   if (type)
     subpath = g_strconcat ("gtk-2.0-", type,
@@ -830,6 +832,22 @@
     }
 
   if (!path)
+    {
+      xdg_data_dirs = g_get_system_data_dirs ();
+      for (i = 0; xdg_data_dirs[i]; i++)
+        {
+          path = g_build_filename (xdg_data_dirs[i], "themes", name, subpath, NULL);
+          if (g_file_test (path, G_FILE_TEST_EXISTS))
+            break;
+          else
+            {
+              g_free (path);
+              path = NULL;
+            }
+        }
+    }
+
+  if (!path)
     {
       gchar *theme_dir = gtk_rc_get_theme_dir ();
       path = g_build_filename (theme_dir, name, subpath, NULL);
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