SBSPSS/Utils/Parser Generator/SOURCE/yysless.c
2000-12-08 20:40:33 +00:00

29 lines
602 B
C

/************************************************************
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;
}
}