/* vi: set sw=4 ts=4: */ /* * setgroups() for uClibc * * Copyright (C) 2000-2004 by Erik Andersen <andersen@codepoet.org> * * GNU Library General Public License (LGPL) version 2 or later. */ #include "syscalls.h" #include <unistd.h> #include <grp.h> #define __NR___syscall_setgroups __NR_setgroups static inline _syscall2(int, __syscall_setgroups, size_t, size, const __kernel_gid_t *, list); int setgroups(size_t n, const gid_t * groups) { if (n > (size_t) sysconf(_SC_NGROUPS_MAX)) { __set_errno(EINVAL); return -1; } else { size_t i; __kernel_gid_t kernel_groups[n]; for (i = 0; i < n; i++) { kernel_groups[i] = (groups)[i]; if (groups[i] != (gid_t) ((__kernel_gid_t) groups[i])) { __set_errno(EINVAL); return -1; } } return (__syscall_setgroups(n, kernel_groups)); } }