1 /* vi: set sw=4 ts=4: */
3 * wfopen_input implementation for busybox
5 * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.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
23 /* A number of applets need to open a file for reading, where the filename
24 * is a command line arg. Since often that arg is '-' (meaning stdin),
25 * we avoid testing everywhere by consolidating things in this routine.
27 * Note: We also consider "" to main stdin (for 'cmp' at least).
34 FILE *bb_wfopen_input(const char *filename)
38 if ((filename != bb_msg_standard_input)
39 && filename[0] && ((filename[0] != '-') || filename[1])
41 fp = bb_wfopen(filename, "r");