22 lines
336 B
Text
22 lines
336 B
Text
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/* $NetBSD: wc1.l,v 1.1.1.1 2009/10/26 00:28:34 christos Exp $ */
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/* First cut at a flex-based "wc" tool. */
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ws [ \t]
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nonws [^ \t\n]
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%option main noyywrap
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%%
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int cc = 0, wc = 0, lc = 0;
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{nonws}+ cc += yyleng; ++wc;
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{ws}+ cc += yyleng;
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\n ++lc; ++cc;
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<<EOF>> {
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printf( "%8d %8d %8d\n", lc, wc, cc );
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yyterminate();
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}
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