Reference patterns in FcCacheCopySet.

As patterns are put into the font set copy, mark them as referenced so the
cache stays around while the font set is in use.

diff --git a/src/fccache.c b/src/fccache.c
index e4b04fc..11f88a7 100644 (file)
--- a/src/fccache.c
+++ b/src/fccache.c
@@ -816,11 +816,16 @@ FcCacheCopySet args(const FcCache *c)
     if (!new)
        return NULL;
     for (i = 0; i < old->nfont; i++)
-       if (!FcFontSetAdd (new, FcFontSetFont (old, i)))
+    {
+       FcPattern   *font = FcFontSetFont (old, i);
+       
+       FcPatternReference (font);
+       if (!FcFontSetAdd (new, font))
        {
            FcFontSetDestroy (new);
            return NULL;
        }
+    }
     return new;
 }