blob: 8d8118b9e79e958d3987cf4ed2da5f282cd1c7aa (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
/*
* Copyright (c) 2010 Wind River Systems; see
* guts/COPYRIGHT for information.
*
* SPDX-License-Identifier: LGPL-2.1-only
*
* static char *
* wrap_realpath(const char *name, char *resolved_name) {
* char * rc = NULL;
*/
char *rname = PSEUDO_ROOT_PATH(AT_FDCWD, name, 0);
ssize_t len;
if (!rname) {
errno = ENAMETOOLONG;
return NULL;
}
len = strlen(rname);
char *ep = rname + len - 1;
while (ep > rname && *ep == '/') {
--len;
*(ep--) = '\0';
}
if (len >= pseudo_sys_path_max()) {
errno = ENAMETOOLONG;
return NULL;
}
if (resolved_name) {
memcpy(resolved_name, rname, len + 1);
rc = resolved_name;
} else {
rc = strdup(rname);
}
/* return rc;
* }
*/
|
