Fixed little bug in fg2dot.cpp

diff --git a/utils/fg2dot.cpp b/utils/fg2dot.cpp
index 53e7048..a505b7e 100644 (file)
--- a/utils/fg2dot.cpp
+++ b/utils/fg2dot.cpp
@@ -44,7 +44,7 @@ int main( int argc, char *argv[] ) {
             cerr << "Error reading file " << infile << endl;
             return 2;
         } else {
-            if( string( argv[2] ) == "-" ) 
+            if( string( argv[2] ) != "-" ) 
                 fg.WriteToDotFile( argv[2] );
             else {
                 cout << "graph G {" << endl;