From 56026c2d4d8eb302b6cf4acaee357dc1180a9bbd Mon Sep 17 00:00:00 2001
From: mattn <mattn.jp@gmail.com>
Date: Tue, 11 Dec 2012 11:46:30 +0900
Subject: fclose if not null.

---
 mrbgems/generator.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mrbgems/generator.c b/mrbgems/generator.c
index 915c2b914..c3083ffae 100644
--- a/mrbgems/generator.c
+++ b/mrbgems/generator.c
@@ -184,7 +184,8 @@ for_each_gem (char before[1024], char after[1024],
             skip = FALSE;
           else
             skip = TRUE;
-          fclose(check);
+          if (check)
+            fclose(check);
         }
 
         if (skip == FALSE)
-- 
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