Utils/Parser Generator/SOURCE/yysless.c

@@ -0,0 +1,28 @@
+/************************************************************
+yysless.c
+This file can be freely modified for the generation of
+custom code.
+
+Copyright (c) 1999 Bumble-Bee Software Ltd.
+************************************************************/
+
+#include "lex.h"
+
+#ifdef YYPROTOTYPE
+void YYCDECL yyless(int length)
+#else
+void YYCDECL yyless(length)
+int length;
+#endif
+{
+	yyassert(length >= 0 && length <= yyleng);
+	while (yyleng > length) {
+		yyunput((unsigned char) yytext[--yyleng]);
+	}
+	if (yyleng > 0) {
+		yyeol = (unsigned char) (yytext[yyleng - 1] == '\n');
+	}
+	else {
+		yyeol = yyoldeol;
+	}
+}