GETRESUID
NAME SYNOPSIS DESCRIPTION RETURN VALUE ERRORS CONFORMING TO SEE ALSO
getresuid, getresgid - get real, effective and saved user or group ID
#include
int getresuid(uid_t *ruid__, uid_t
int getresgid(gid_t *rgid, gid_t
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.
getuid(2), setuid(2), getreuid(2)?, setreuid(2), setresuid(2)
One page links to getresgid(2):