1/* Somewhat faster "wc" tool: match more text with each rule */ 2 3ws [ \t] 4nonws [^ \t\n] 5word {ws}*{nonws}+ 6 7%option main noyywrap 8%% 9 int cc = 0, wc = 0, lc = 0; 10 11{word}{ws}* cc += yyleng; ++wc; 12{word}{ws}*\n cc += yyleng; ++wc; ++lc; 13 14{ws}+ cc += yyleng; 15 16\n+ cc += yyleng; lc += yyleng; 17 18<<EOF>> { 19 printf( "%8d %8d %8d\n", lc, wc, cc ); 20 yyterminate(); 21 } 22