1 files changed, 3 insertions, 1 deletions

diff --git a/src/build.l b/src/build.l
index 620f9db..540af46 100644
--- a/src/build.l
+++ b/src/build.l
@@ -113,7 +113,9 @@ void Builder::scanBegin()
 {
         yy_flex_debug = false;
         if( !(yyin = fopen( file.c_str(), "r" )) )
-                fprintf( stderr, "cannot open %s\n", file.c_str() );
+        {
+                error( std::string("cannot open file: ") + file );
+        }
 }
 
 void Builder::scanEnd()