From 878e8799fe25d3fc98bebf46ebf3447498ff7857 Mon Sep 17 00:00:00 2001
From: lecoanet
Date: Fri, 16 May 2003 14:08:34 +0000
Subject:         * (Destroy): Added a test on the patterns used in 	the
 symbol list before destroying them.

---
 generic/Map.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'generic/Map.c')

diff --git a/generic/Map.c b/generic/Map.c
index 1efda00..9d77b59 100644
--- a/generic/Map.c
+++ b/generic/Map.c
@@ -356,7 +356,9 @@ Destroy(ZnItem	item)
     pats = ZnListArray(map->symbol_patterns);
     num_pats = ZnListSize(map->symbol_patterns);
     for (i = 0; i < num_pats; i++) {
-      ZnFreeImage(pats[i]);
+      if (pats[i] != ZnUnspecifiedImage) {
+	ZnFreeImage(pats[i]);
+      }
     }
     ZnListFree(map->symbol_patterns);
   }
-- 
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