[unix-history] / usr / man / man2 / getgid.2

.TH GETGID 2 "12 February 1983"
.UC 4
.SH NAME
getgid, getegid \- get group identity
.SH SYNOPSIS
.nf
.ft B
gid = getgid()
int gid;
.PP
.ft B
egid = getegid()
int egid;
.fi
.SH DESCRIPTION
.I Getgid
returns the real group ID of the current process,
.I getegid
the effective group ID.
.PP
The real group ID is specified at login time.
.PP
The effective group ID is more transient, and determines
additional access permission during execution of a
``set-group-ID'' process, and it is for such processes
that \fIgetgid\fP is most useful.
.SH "SEE ALSO"
getuid(2), setregid(2), setgid(3)
Commit	Line	Data
3fb466ea C	1	.TH GETGID 2 "12 February 1983"
	2	.UC 4
	3	.SH NAME
	4	getgid, getegid \- get group identity
	5	.SH SYNOPSIS
	6	.nf
	7	.ft B
	8	gid = getgid()
	9	int gid;
	10	.PP
	11	.ft B
	12	egid = getegid()
	13	int egid;
	14	.fi
	15	.SH DESCRIPTION
	16	.I Getgid
	17	returns the real group ID of the current process,
	18	.I getegid
	19	the effective group ID.
	20	.PP
	21	The real group ID is specified at login time.
	22	.PP
	23	The effective group ID is more transient, and determines
	24	additional access permission during execution of a
	25	``set-group-ID'' process, and it is for such processes
	26	that \fIgetgid\fP is most useful.
	27	.SH "SEE ALSO"
	28	getuid(2), setregid(2), setgid(3)