1 files changed, 53 insertions, 0 deletions
diff --git a/tests/test-top/scanner.l b/tests/test-top/scanner.l
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+++ b/tests/test-top/scanner.l
@@ -0,0 +1,53 @@
+/*
+ * This file is part of flex.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 
+ * Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+
+%{
+/* Build "scanner.c". 
+   The scanner is not important. 
+   This test is really about compilation. See "main.c".
+*/
+#include <stdio.h>
+#include <stdlib.h>
+#include "config.h"
+
+#ifndef DEFINE_ME
+#error "DEFINE_ME undefined!"
+#endif
+%}
+
+%top{
+#define DEFINE_ME 1
+}
+
+%option reentrant
+%option 8bit outfile="scanner.c" prefix="test"
+%option nounput nomain noyywrap 
+%option warn
+
+
+%%
+
+.|\n              { }
+
+%%
+