minix/external/bsd/flex/dist/examples/fastwc/wc5.l
2012-06-18 10:54:47 +00:00

27 lines
595 B
Text

/* $NetBSD: wc5.l,v 1.1.1.1 2009/10/26 00:28:34 christos Exp $ */
/* Oops; slight change from wc3.l introduces backtracking */
ws [ \t]
nonws [^ \t\n]
word {ws}*{nonws}+
words {word}{ws}+
%option main noyywrap
%%
int cc = 0, wc = 0, lc = 0;
{word}{ws}* cc += yyleng; ++wc;
{word}{ws}*\n cc += yyleng; ++wc; ++lc;
{words}{word} cc += yyleng; wc += 2; /* oops */
{words}{2}{word}{ws}* cc += yyleng; wc += 3;
{words}{3}{word}{ws}* cc += yyleng; wc += 4;
{ws}+ cc += yyleng;
\n+ cc += yyleng; lc += yyleng;
<<EOF>> {
printf( "%8d %8d %8d\n", lc, wc, cc );
yyterminate();
}