From 0b73c7638021070962a1918616b89a1cd401b56f Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Tue, 8 Nov 2011 17:58:51 -0800
Subject: [PATCH] Preventing scripts from aborting if reading has failed.

---
 src/base/io/io.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/base/io/io.c b/src/base/io/io.c
index d205d4cf8..1c82d91b8 100644
--- a/src/base/io/io.c
+++ b/src/base/io/io.c
@@ -198,7 +198,7 @@ int IoCommandRead( Abc_Frame_t * pAbc, int argc, char ** argv )
     // read the file using the corresponding file reader
     pNtk = Io_Read( pFileName, Io_ReadFileType(pFileName), fCheck );
     if ( pNtk == NULL )
-        return 1;
+        return 0;
     // replace the current network
     Abc_FrameReplaceCurrentNetwork( pAbc, pNtk );
     Abc_FrameCopyLTLDataBase( pAbc, pNtk );