Originální popis anglicky:
getresuid, getresgid - get real, effective and saved user or group ID
Návod, kniha: Linux Programmer's Manual
#define _GNU_SOURCE
#include <unistd.h>
int getresuid(uid_t *ruid, uid_t *euid, uid_t
*suid);
int getresgid(gid_t *rgid, gid_t *egid, gid_t
*sgid);
getresuid and
getresgid (both introduced in Linux 2.1.44) get the
real, effective and saved user ID's (resp. group ID's) of the current process.
On success, zero is returned. On error, -1 is returned, and
errno is set
appropriately.
- EFAULT
- One of the arguments specified an address outside the
calling program's address space.
This call is Linux-specific. The prototype is given by glibc since version 2.3.2
provided _GNU_SOURCE is defined.
getuid(2),
setresuid(2),
setreuid(2),
setuid(2)
