reorganize flex skeleton and m4 processingbug-2172046

1 files changed, 70 insertions, 0 deletions

diff --git a/tests/test-no-m4/scanner.l b/tests/test-no-m4/scanner.l
new file mode 100644
index 0000000..cdb41e3
--- /dev/null
+++ b/tests/test-no-m4/scanner.l
@@ -0,0 +1,70 @@
+/*
+ * 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.
+ */
+/* If any of these #defines get parsed by m4, the trailing quote will
+ * lost, causing a compile error.
+ */
+
+%top{
+#define TEST_TOP "m4_dnl"
+}
+
+%header{
+#define TEST_HEADER "m4_dnl"
+%}
+
+%{
+/* A template scanner file to build "scanner.c". */
+#include <stdio.h>
+#include <stdlib.h>
+#include "config.h"
+/*#include "parser.h" */
+#define TEST1 "m4_dnl"
+%}
+
+%option 8bit outfile="scanner.c" prefix="test"
+%option nounput nomain noyywrap 
+%option warn
+
+
+%%
+%{
+#define TEST2 "m4_dnl"
+%}
+.              { }
+
+%%
+
+#define TEST3 "m4_dnl"
+
+int main(void);
+const char *string = TEST_TOP TEST_HEADER TEST1 TEST2 TEST3;
+int
+main ()
+{
+    yyin = stdin;
+    yyout = stdout;
+    yylex();
+    puts(string);
+    puts("TEST RETURNING OK.");
+    return 0;
+}