[glib] glocalfile: fix g_file_get_parse_name() on win32

[Matthias Clasen <matthiasc src gnome org>]

commit 5c91af7e41443252857cdcf6fe0f0dabdc0b5250
Author: Dan Winship <danw gnome org>
Date:   Fri Feb 3 11:10:50 2012 -0500

    glocalfile: fix g_file_get_parse_name() on win32
    
    When getting the parse name for a file: URI on win32, we were not
    translating "\" to "/", resulting in incorrect output.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=669331

 gio/glocalfile.c |   21 ++++++++++++++++++++-
 1 files changed, 20 insertions(+), 1 deletions(-)
---
diff --git a/gio/glocalfile.c b/gio/glocalfile.c
index 176817d..0c54727 100644
--- a/gio/glocalfile.c
+++ b/gio/glocalfile.c
@@ -414,6 +414,23 @@ g_local_file_get_parse_name (GFile *file)
     }
   else
     {
+#ifdef G_OS_WIN32
+      char *dup_filename, *p, *backslash;
+
+      /* Turn backslashes into forward slashes like
+       * g_filename_to_uri() would do (but we can't use that because
+       * it doesn't output IRIs).
+       */
+      dup_filename = g_strdup (filename);
+      filename = p = dup_filename;
+
+      while ((backslash = strchr (p, '\\')) != NULL)
+	{
+	  *backslash = '/';
+	  p = backslash + 1;
+	}
+#endif
+
       escaped_path = g_uri_escape_string (filename,
 					  G_URI_RESERVED_CHARS_ALLOWED_IN_PATH_ELEMENT "/",
 					  TRUE);
@@ -423,7 +440,9 @@ g_local_file_get_parse_name (GFile *file)
 				NULL);
       
       g_free (escaped_path);
-
+#ifdef G_OS_WIN32
+      g_free (dup_filename);
+#endif
       if (free_utf8_filename)
 	g_free (utf8_filename);
     }