1 /* vi: set sw=4 ts=4: */
3 * Mini ln implementation for busybox
5 * Copyright (C) 1999-2003 by Erik Andersen <andersen@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 /* BB_AUDIT SUSv3 compliant */
24 /* BB_AUDIT GNU options missing: -b, -d, -F, -i, -S, and -v. */
25 /* http://www.opengroup.org/onlinepubs/007904975/utilities/ln.html */
27 /* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org)
29 * Fixed bug involving -n option. Essentially, -n was always in effect.
38 #define LN_NODEREFERENCE 4
40 extern int ln_main(int argc, char **argv)
42 int status = EXIT_SUCCESS;
47 int (*link_func)(const char *, const char *);
49 flag = bb_getopt_ulflags(argc, argv, "sfn");
55 last = argv[argc - 1];
58 if (argc == optind + 1) {
60 last = bb_get_last_path_component(bb_xstrdup(last));
68 (flag & LN_NODEREFERENCE) ^ LN_NODEREFERENCE,
70 src_name = bb_xstrdup(*argv);
71 src = concat_path_file(src, bb_get_last_path_component(src_name));
73 src_name = (char *)src;
76 if (flag & LN_FORCE) {
81 if (flag & LN_SYMLINK) {
85 if (link_func(*argv, src) != 0) {
87 status = EXIT_FAILURE;;
92 } while ((++argv)[1]);