fixed bug in SWF parser

[swftools.git] / lib / bitio.c

diff --git a/lib/bitio.c b/lib/bitio.c
index c8f1d7d..442bf48 100644 (file)
--- a/lib/bitio.c
+++ b/lib/bitio.c
@@ -29,6 +29,7 @@
 #include <string.h>
 #include <memory.h>
 #include <fcntl.h>
+#include <errno.h>
 
 #include "../config.h"
 
@@ -343,7 +344,7 @@ static void zlib_error(int ret, char* msg, z_stream*zs)
          msg,
          ret,
          zs->msg?zs->msg:"unknown");
-    perror("errno:");
+    if(errno) perror("errno:");
     exit(1);
 }
 #endif