GETRESGID(3) Library Functions Manual GETRESGID(3)
NAME
getresgid — get
real group ID, effective group ID, and saved set-group-ID
SYNOPSIS
int getresgid(gid_t *restrict rgid, gid_t *restrict egid,
gid_t *restrict sgid);
DESCRIPTION
The getresgid () function shall store the
real group ID, effective group ID, and saved set-group-ID of the calling
process in the locations pointed to by the arguments
rgid,
egid, and
sgid,
respectively.
RETURN VALUE
Upon successful completion, 0 shall be returned. Otherwise, -1 shall be returned and errno set to indicate the error.
ERRORS
No errors are defined.
EXAMPLES
None.
APPLICATION USAGE
None.
RATIONALE
None.
FUTURE DIRECTIONS
None.
SEE ALSO
exec(3), getegid(3), geteuid(3), getgid(3), getresuid(3), getuid(3), setegid(3), seteuid(3), setgid(3), setregid(3), setresgid(3), setresuid(3), setreuid(3), setuid(3)
XBD <unistd.h>
CHANGE HISTORY
First released in Issue 8.
June 14, 2024 posix.fail