blob: 7644e3a67195f430dba77d5100681a781790c14b (
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
38
39
40
41
42
43
44
|
/*
* Copyright (c) 2010 Wind River Systems; see
* guts/COPYRIGHT for information.
*
* SPDX-License-Identifier: LGPL-2.1-only
*
* static struct group *
* wrap_getgrnam(const char *name) {
* struct group * rc = NULL;
*/
static struct group grp;
static size_t grbufsz = PSEUDO_PWD_MAX;
static char *grbuf = NULL;
int r_rc = ERANGE;
do {
char *new_grbuf = grbuf;
if (r_rc != 0)
new_grbuf = realloc(grbuf, grbufsz);
if (!new_grbuf) {
r_rc = ENOMEM;
break;
}
grbuf = new_grbuf;
r_rc = wrap_getgrnam_r(name, &grp, grbuf, grbufsz, &rc);
if (r_rc == ERANGE)
grbufsz = grbufsz << 1;
} while (r_rc == ERANGE);
/* different error return conventions */
if (r_rc != 0) {
errno = r_rc;
}
/* return rc;
* }
*/
|