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1.1 root 1: #include "lexlib.h"
2: yyless(n)
3: {
4: if (n < 0)
5: return;
6: if (yyleng-n+qct(ll_tq) > QSIZE)
7: error(inpovf);
8: while (yyleng > n) {
9: qug(ll_tq, yytext[--yyleng]);
10: if (ll_tlen)
11: --ll_tlen;
12: }
13: if (yyleng)
14: ll_lc = yytext[yyleng-1];
15: yytext[yyleng] = '\0';
16: }
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