1/* Fastest version of wc: add rules to pick up newlines, too */
2
3ws    [ \t]
4nonws [^ \t\n]
5word  {ws}*{nonws}+
6words {word}{ws}+
7
8%%
9	int cc = 0, wc = 0, lc = 0;
10
11{word}{ws}*		++wc; cc += yyleng;
12{word}{ws}*\n		++wc; cc += yyleng; ++lc;
13{words}{word}{ws}*	wc += 2; cc += yyleng;
14{words}{word}{ws}*\n	wc += 2; cc += yyleng; ++lc;
15{words}{2}{word}{ws}*	wc += 3; cc += yyleng;
16{words}{2}{word}{ws}*\n	wc += 3; cc += yyleng; ++lc;
17{words}{3}{word}{ws}*	wc += 4; cc += yyleng;
18{words}{3}{word}{ws}*\n	wc += 4; cc += yyleng; ++lc;
19
20{ws}+			cc += yyleng;
21
22\n+			cc += yyleng; lc += yyleng;
23
24<<EOF>>		{
25		printf( "%8d %8d %8d\n", lc, wc, cc );
26		yyterminate();
27		}
28