[gnome-shell] StTextureCache: generate icon names in the right order

[Giovanni Campagna <gcampagna src gnome org>]

commit 057348763b674c075f803122856c58ff338f67ff
Author: Giovanni Campagna <gcampagna src gnome org>
Date:   Sat Mar 12 23:27:57 2011 +0100

    StTextureCache: generate icon names in the right order
    
    GThemedIcon expects the first name to be the most specific, and
    will thus prefer it to later ones. We thus need to order the names
    from the longer to the shorter.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=621707

 src/st/st-texture-cache.c |   14 ++++++++++++--
 1 files changed, 12 insertions(+), 2 deletions(-)
---
diff --git a/src/st/st-texture-cache.c b/src/st/st-texture-cache.c
index 405cc17..198ddf2 100644
--- a/src/st/st-texture-cache.c
+++ b/src/st/st-texture-cache.c
@@ -1398,10 +1398,11 @@ static char **
 symbolic_names_for_icon (const char *name)
 {
   char **parts, **names;
-  int i;
+  int i, numnames;
 
   parts = g_strsplit (name, "-", -1);
-  names = g_new (char *, g_strv_length (parts) + 1);
+  numnames = g_strv_length (parts);
+  names = g_new (char *, numnames + 1);
   for (i = 0; parts[i]; i++)
     {
       if (i == 0)
@@ -1418,6 +1419,15 @@ symbolic_names_for_icon (const char *name)
   names[i] = NULL;
 
   g_strfreev (parts);
+
+  /* need to reverse here, because longest (most specific)
+     name has to come first */
+  for (i = 0; i < (numnames / 2); i++) {
+    char *tmp = names[i];
+    names[i] = names[numnames - i - 1];
+    names[numnames - i - 1] = tmp;
+  }
+
   return names;
 }