1 /* vi: set sw=4 ts=4: */
3 * wfopen_input implementation for busybox
5 * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
7 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
10 /* A number of applets need to open a file for reading, where the filename
11 * is a command line arg. Since often that arg is '-' (meaning stdin),
12 * we avoid testing everywhere by consolidating things in this routine.
14 * Note: we also consider "" to mean stdin (for 'cmp' at least).
19 FILE *fopen_or_warn_stdin(const char *filename)
23 if (filename != bb_msg_standard_input
25 && NOT_LONE_DASH(filename)
27 fp = fopen_or_warn(filename, "r");