added YYSTATE alias

diff --git a/flex.skl b/flex.skl
index 1d7b4ac94c7ee22f3e2ad493a3b97708c96fe9c0..a830197b04ba8a6fe264978f4915863e9487fbea 100644 (file)
--- a/flex.skl
+++ b/flex.skl
@@ -84,9 +84,11 @@ class istream;
 #define BEGIN yy_start = 1 + 2 *
 
 /* Translate the current start state into a value that can be later handed
- * to BEGIN to return to the state.
+ * to BEGIN to return to the state.  The YYSTATE alias is for lex
+ * compatibility.
  */
 #define YY_START ((yy_start - 1) / 2)
+#define YYSTATE YY_START
 
 /* Action number for EOF rule of a given start state. */
 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)