1 /* vi: set sw=4 ts=4: */
3 * Mini wc implementation for busybox
5 * Copyright (C) 2000 Edward Betts <edward@debian.org>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 static int total_lines, total_words, total_chars, max_length;
28 static int print_lines, print_words, print_chars, print_length;
30 void print_counts(int lines, int words, int chars, int length,
33 char const *space = "";
40 printf("%s%7d", space, words);
44 printf("%s%7d", space, chars);
48 printf("%s%7d", space, length);
54 static void wc_file(FILE * file, const char *name)
56 int lines, words, chars, length;
57 int in_word = 0, linepos = 0;
60 lines = words = chars = length = 0;
61 while ((c = getc(file)) != EOF) {
73 linepos += 8 - (linepos % 8);
94 print_counts(lines, words, chars, length, name);
98 if (length > max_length)
104 int wc_main(int argc, char **argv)
107 unsigned int num_files_counted = 0;
108 int opt, status = EXIT_SUCCESS;
110 total_lines = total_words = total_chars = max_length = 0;
111 print_lines = print_words = print_chars = print_length = 0;
113 while ((opt = getopt(argc, argv, "clLw")) > 0) {
132 if (!print_lines && !print_words && !print_chars && !print_length)
133 print_lines = print_words = print_chars = 1;
135 if (argv[optind] == NULL || strcmp(argv[optind], "-") == 0) {
139 while (optind < argc) {
140 if ((file = wfopen(argv[optind], "r")) != NULL)
141 wc_file(file, argv[optind]);
143 status = EXIT_FAILURE;
149 if (num_files_counted > 1)
150 print_counts(total_lines, total_words, total_chars,
151 max_length, "total");