getuid(2) getuid(2)
NAME
getuid, geteuid, getgid, getegid - get real user, effective
user, real group, and effective group IDs
SYNOPSIS
#include <sys/types.h>
#include <unistd.h>
uid_t getuid(void);
uid_t geteuid(void);
gid_t getgid(void);
gid_t getegid(void);
DESCRIPTION
getuid returns the real user ID of the calling process.
geteuid returns the effective user ID of the calling process.
getgid returns the real group ID of the calling process.
getegid returns the effective group ID of the calling process.
REFERENCES
intro(2), setuid(2)
NOTICES
Considerations for Threads Programming
These ID numbers are attributes of the containing process and
are shared by sibling threads.
Copyright 1994 Novell, Inc. Page 1