setgroups man page on MirBSD

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SETGROUPS(2)		   BSD Programmer's Manual		  SETGROUPS(2)

NAME
     setgroups - set group access list

SYNOPSIS
     #include <sys/types.h>
     #include <unistd.h>

     int
     setgroups(int ngroups, const gid_t *gidset);

DESCRIPTION
     setgroups() sets the group access list of the current user process ac-
     cording to the array gidset. The parameter ngroups indicates the number
     of entries in the array and must be no more than {NGROUPS_MAX}.

     Only the superuser may set new groups.

RETURN VALUES
     A 0 value is returned on success, -1 on error, with an error code stored
     in errno.

ERRORS
     The setgroups() call will fail if:

     [EINVAL]	   The value of ngroups is greater than {NGROUPS_MAX}.

     [EPERM]	   The caller is not the superuser.

     [EFAULT]	   The address specified for gidset is outside the process ad-
		   dress space.

SEE ALSO
     getgroups(2), setgid(2), setregid(2), initgroups(3)

HISTORY
     The setgroups() function call appeared in 4.2BSD.

MirOS BSD #10-current		April 16, 1994				     1
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