mirror of git://git.suckless.org/sbase
95 lines
1.5 KiB
C
95 lines
1.5 KiB
C
/* See LICENSE file for copyright and license details. */
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#include <ctype.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "util.h"
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static void output(const char *, long, long, long);
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static void wc(FILE *, const char *);
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static bool lflag = false;
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static bool wflag = false;
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static char cmode = 0;
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static long tc = 0, tl = 0, tw = 0;
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int
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main(int argc, char *argv[])
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{
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FILE *fp;
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int i;
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ARGBEGIN {
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case 'c':
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cmode = 'c';
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break;
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case 'm':
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cmode = 'm';
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break;
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case 'l':
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lflag = true;
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break;
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case 'w':
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wflag = true;
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break;
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default:
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eprintf("usage: %s [-clmw] [files...]\n", argv0);
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} ARGEND;
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if (argc == 0) {
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wc(stdin, NULL);
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} else {
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for (i = 0; i < argc; i++) {
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if(!(fp = fopen(argv[i], "r")))
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eprintf("fopen %s:", argv[i]);
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wc(fp, argv[i]);
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fclose(fp);
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}
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if (argc > 1)
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output("total", tc, tl, tw);
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}
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return EXIT_SUCCESS;
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}
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void
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output(const char *str, long nc, long nl, long nw)
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{
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bool noflags = !cmode && !lflag && !wflag;
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if(lflag || noflags)
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printf(" %5ld", nl);
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if(wflag || noflags)
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printf(" %5ld", nw);
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if(cmode || noflags)
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printf(" %5ld", nc);
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if(str)
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printf(" %s", str);
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putchar('\n');
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}
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void
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wc(FILE *fp, const char *str)
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{
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bool word = false;
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char c;
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long nc = 0, nl = 0, nw = 0;
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while((c = getc(fp)) != EOF) {
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if(cmode != 'm' || UTF8_POINT(c))
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nc++;
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if(c == '\n')
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nl++;
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if(!isspace(c))
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word = true;
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else if(word) {
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word = false;
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nw++;
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}
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}
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tc += nc;
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tl += nl;
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tw += nw;
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output(str, nc, nl, nw);
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}
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