POSIX_USER_GROUPS

POSIX User and Group option group (placeholder). More...

Functions
gid_t	getegid (void)
	Get the effective group ID of the calling process.
uid_t	geteuid (void)
	Get the effective user ID of the calling process.
gid_t	getgid (void)
	Get the real group ID of the calling process.
int	getgroups (int gidsetsize, gid_t grouplist[])
	Get the supplementary group IDs of the calling process.
char *	getlogin (void)
	Get the login name of the user.
uid_t	getuid (void)
	Get the real user ID of the calling process.
int	setegid (gid_t gid)
	Set the effective group ID of the calling process.
int	seteuid (uid_t uid)
	Set the effective user ID of the calling process.
int	setgid (gid_t gid)
	Set the real group ID of the calling process.
int	setuid (uid_t uid)
	Set the real user ID of the calling process.

Detailed Description

POSIX User and Group option group (placeholder).

See also

https://pubs.opengroup.org/onlinepubs/9699919799/xrat/V4_subprofiles.html

https://pubs.opengroup.org/onlinepubs/9699919799/xrat/V4_subprofiles.html

Function Documentation

getegid()

gid_t getegid

(

void

)

Get the effective group ID of the calling process.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/getegid.html

geteuid()

uid_t geteuid

(

void

)

Get the effective user ID of the calling process.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/geteuid.html

getgid()

gid_t getgid

(

void

)

Get the real group ID of the calling process.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/getgid.html

getgroups()

int getgroups	(	int	gidsetsize,
		gid_t	grouplist[]
	)

Get the supplementary group IDs of the calling process.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/getgroups.html

getlogin()

char * getlogin

(

void

)

Get the login name of the user.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/getlogin.html

getuid()

uid_t getuid

(

void

)

Get the real user ID of the calling process.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/getuid.html

setegid()

int setegid

(

gid_t

gid

)

Set the effective group ID of the calling process.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/setegid.html

seteuid()

int seteuid

(

uid_t

uid

)

Set the effective user ID of the calling process.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/seteuid.html

setgid()

int setgid

(

gid_t

gid

)

Set the real group ID of the calling process.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/setgid.html

setuid()

int setuid

(

uid_t

uid

)

Set the real user ID of the calling process.

See also

https://pubs.opengroup.org/onlinepubs/9699919799/functions/setuid.html