diff options
Diffstat (limited to 'cat.c')
-rw-r--r-- | cat.c | 54 |
1 files changed, 54 insertions, 0 deletions
@@ -0,0 +1,54 @@ +/* + * Mini Cat implementation for busybox + * + * Copyright (C) 1998 by Erik Andersen <andersee@debian.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include "internal.h" +#include <stdio.h> + +const char cat_usage[] = "[file ...]"; + +extern int cat_more_main(int argc, char **argv) +{ + int c; + FILE *file = stdin; + + if (argc < 2) { + fprintf(stderr, "Usage: %s %s", *argv, cat_usage); + return 1; + } + argc--; + argv++; + + while (argc-- > 0) { + file = fopen(*argv, "r"); + if (file == NULL) { + name_and_error(*argv); + return 1; + } + while ((c = getc(file)) != EOF) + putc(c, stdout); + fclose(file); + fflush(stdout); + + argc--; + argv++; + } + return 0; +} |