1 /* xfts.c -- a wrapper for fts_open
3 Copyright (C) 2003, 2005 Free Software Foundation, Inc.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
19 /* Written by Jim Meyering. */
31 #define _(msgid) gettext (msgid)
37 /* Fail with a proper diagnostic if fts_open fails. */
40 xfts_open (char * const *argv, int options,
41 int (*compar) (const FTSENT **, const FTSENT **))
43 FTS *fts = fts_open (argv, options, compar);
46 /* This can fail in three ways: out of memory, invalid bit_flags,
47 and one or more of the FILES is an empty string. We could try
48 to decipher that errno==EINVAL means invalid bit_flags and
49 errno==ENOENT means there's an empty string, but that seems wrong.
50 Ideally, fts_open would return a proper error indicator. For now,
51 we'll presume that the bit_flags are valid and just check for
53 bool invalid_arg = false;
60 error (EXIT_FAILURE, 0, _("invalid argument: %s"), quote (""));