1/* ----------------------------------------------------------------------- *
2 *
3 *   Copyright 2013 Intel Corporation; author: Matt Fleming
4 *
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, Inc., 51 Franklin St, Fifth Floor,
8 *   Boston MA 02110-1301, USA; either version 2 of the License, or
9 *   (at your option) any later version; incorporated herein by reference.
10 *
11 * ----------------------------------------------------------------------- */
12
13#include <klibc/compiler.h>
14#include <linux/list.h>
15#include <fs.h>
16#include <string.h>
17
18__export LIST_HEAD(PATH);
19
20__export struct path_entry *path_add(const char *str)
21{
22    struct path_entry *entry;
23
24    if (!strlen(str))
25	return NULL;
26
27    entry = malloc(sizeof(*entry));
28    if (!entry)
29	return NULL;
30
31    entry->str = strdup(str);
32    if (!entry->str)
33	goto bail;
34
35    list_add(&entry->list, &PATH);
36
37    return entry;
38
39bail:
40    free(entry);
41    return NULL;
42}
43