mirror of
https://github.com/topjohnwu/ndk-busybox.git
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74 lines
1.6 KiB
C
74 lines
1.6 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini Cat implementation for busybox
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*
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* Copyright (C) 1999,2000 by Lineo, inc.
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* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include "internal.h"
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#include <stdio.h>
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static void print_file(FILE * file)
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{
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int c;
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while ((c = getc(file)) != EOF)
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putc(c, stdout);
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fclose(file);
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fflush(stdout);
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}
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extern int cat_main(int argc, char **argv)
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{
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FILE *file;
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if (argc == 1) {
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print_file(stdin);
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exit(TRUE);
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}
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if (**(argv + 1) == '-') {
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usage("cat [FILE ...]\n"
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#ifndef BB_FEATURE_TRIVIAL_HELP
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"\nConcatenates FILE(s) and prints them to the standard output.\n"
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#endif
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);
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}
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argc--;
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while (argc-- > 0 && *(argv++) != '\0' && strlen(*argv)) {
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file = fopen(*argv, "r");
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if (file == NULL) {
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perror(*argv);
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exit(FALSE);
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}
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print_file(file);
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}
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return(TRUE);
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}
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/*
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Local Variables:
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c-file-style: "linux"
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c-basic-offset: 4
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tab-width: 4
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End:
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*/
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