90 lines
1.6 KiB
C
90 lines
1.6 KiB
C
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/* 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 <string.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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bool many;
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int i;
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FILE *fp;
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for(i = 1; i < argc; i++)
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if(!strcmp(argv[i], "-c"))
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cmode = 'c';
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else if(!strcmp(argv[i], "-l"))
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lflag = true;
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else if(!strcmp(argv[i], "-m"))
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cmode = 'm';
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else if(!strcmp(argv[i], "-w"))
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wflag = true;
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else
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break;
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many = (argc > i+1);
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if(i == argc)
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wc(stdin, NULL);
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else for(; 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(many)
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output("total", tc, tl, tw);
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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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fputc('\n', stdout);
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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 = fgetc(fp)) != EOF) {
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if(cmode != 'm' || (c & 0xc0) != 0x80)
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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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