[process] Include process name in debug messages
[ipxe.git] / src / core / basename.c
1 /*
2 * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
17 * 02110-1301, USA.
18 *
19 * You can also choose to distribute this program under the terms of
20 * the Unmodified Binary Distribution Licence (as given in the file
21 * COPYING.UBDL), provided that you have satisfied its requirements.
22 */
23
24 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
25
26 /**
27 * @file
28 *
29 * Get base name of path
30 *
31 */
32
33 #include <string.h>
34 #include <libgen.h>
35
36 /**
37 * Return base name from path
38 *
39 * @v path Full path
40 * @ret basename Base name
41 */
42 char * basename ( char *path ) {
43 char *basename;
44
45 basename = strrchr ( path, '/' );
46 return ( basename ? ( basename + 1 ) : path );
47 }
48
49 /**
50 * Return directory name from path
51 *
52 * @v path Full path
53 * @ret dirname Directory name
54 *
55 * Note that this function may modify its argument.
56 */
57 char * dirname ( char *path ) {
58 char *separator;
59
60 separator = strrchr ( path, '/' );
61 if ( separator == path ) {
62 return "/";
63 } else if ( separator ) {
64 *separator = 0;
65 return path;
66 } else {
67 return ".";
68 }
69 }