glibc/sysdeps/unix/sysv/linux/setgroups.c

37 lines
1.2 KiB
C

/* Copyright (C) 1997-2023 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <errno.h>
#include <grp.h>
#include <setxid.h>
#include <sysdep.h>
/* Set the group set for the current user to GROUPS (N of them). For
Linux we must convert the array of groups into the format that the
kernel expects. */
int
setgroups (size_t n, const gid_t *groups)
{
#ifdef __NR_setgroups32
return INLINE_SETXID_SYSCALL (setgroups32, 2, n, groups);
#else
return INLINE_SETXID_SYSCALL (setgroups, 2, n, groups);
#endif
}
libc_hidden_def (setgroups)