1 /* vi: set sw=4 ts=4: */
3 * Mini ln implementation for busybox
5 * Copyright (C) 1999,2000,2001 by Lineo, inc.
6 * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
31 #define BB_DECLARE_EXTERN
32 #define bb_need_not_a_directory
36 static const int LN_SYMLINK = 1;
37 static const int LN_FORCE = 2;
38 static const int LN_NODEREFERENCE = 4;
41 * linkDestName is where the link points to,
42 * linkSrcName is the name of the link to be created.
44 static int fs_link(const char *link_destname, const char *link_srcname,
51 if (link_destname==NULL)
54 src_name = (char *) xmalloc(strlen(link_srcname)+strlen(link_destname)+1);
56 if (link_srcname==NULL)
57 strcpy(src_name, link_destname);
59 strcpy(src_name, link_srcname);
61 if (flag&LN_NODEREFERENCE)
62 src_is_dir = is_directory(src_name, TRUE, NULL);
64 src_is_dir = is_directory(src_name, FALSE, NULL);
66 if ((src_is_dir==TRUE)&&((flag&LN_NODEREFERENCE)==0)) {
69 srcdir_name = xstrdup(link_destname);
70 strcat(src_name, "/");
71 strcat(src_name, get_last_path_component(srcdir_name));
79 status = symlink(link_destname, src_name);
81 status = link(link_destname, src_name);
90 extern int ln_main(int argc, char **argv)
92 int status = EXIT_SUCCESS;
96 /* Parse any options */
97 while ((opt=getopt(argc, argv, "sfn")) != -1) {
106 flag |= LN_NODEREFERENCE;
112 if (optind > (argc-1)) {
115 if (optind == (argc-1)) {
116 if (fs_link(argv[optind],
117 get_last_path_component(argv[optind]), flag)==FALSE)
118 status = EXIT_FAILURE;
120 while(optind<(argc-1)) {
121 if (fs_link(argv[optind], argv[argc-1], flag)==FALSE)
122 status = EXIT_FAILURE;
130 c-file-style: "linux"