commit 3d855a9ef0798545e10072f05d142c2a88e81bfd
Author: Vincent Untz <vuntz@gnome.org>
Date:   Thu Sep 9 10:14:33 2010 +0200

    Fix issues reading environment .variables files
    
    We can't guarantee there's a trailing slash in directories from
    XDG_DATA_DIRS.

diff --git a/common/gksu-environment.vala b/common/gksu-environment.vala
index 362ff4a..3438844 100644
--- a/common/gksu-environment.vala
+++ b/common/gksu-environment.vala
@@ -34,7 +34,7 @@ namespace Gksu {
 			variables = new HashMap<string,Variable>(GLib.str_hash, GLib.str_equal);
 
 			foreach(string path in search_path) {
-				string full_path = path.concat("gksu-polkit-1/environment/");
+				string full_path = Path.build_filename (path, "gksu-polkit-1", "environment");
 				read_variables_from_path(full_path);
 			}
 		}
@@ -99,7 +99,7 @@ namespace Gksu {
 			weak string entry;
 			while((entry = directory.read_name()) != null) {
 				if(entry.has_suffix(".variables")) {
-					string full_path = path.concat(entry);
+					string full_path = Path.build_filename (path, entry);
 					read_variables_from_file(full_path);
 				}
 			}