| /* vi: set sw=4 ts=4: */ |
| /* |
| * setresgid() for uClibc |
| * |
| * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> |
| * |
| * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. |
| */ |
| |
| #include <sys/syscall.h> |
| #ifdef __USE_GNU |
| #include <unistd.h> |
| |
| #if defined(__NR_setresgid32) |
| # undef __NR_setresgid |
| # define __NR_setresgid __NR_setresgid32 |
| |
| _syscall3(int, setresgid, gid_t, rgid, gid_t, egid, gid_t, sgid) |
| libc_hidden_def(setresgid) |
| |
| #elif defined(__NR_setresgid) |
| |
| # define __NR___syscall_setresgid __NR_setresgid |
| static __inline__ _syscall3(int, __syscall_setresgid, |
| __kernel_gid_t, rgid, __kernel_gid_t, egid, __kernel_gid_t, sgid) |
| |
| int setresgid(gid_t rgid, gid_t egid, gid_t sgid) |
| { |
| if (((rgid + 1) > (gid_t) ((__kernel_gid_t) - 1U)) |
| || ((egid + 1) > (gid_t) ((__kernel_gid_t) - 1U)) |
| || ((sgid + 1) > (gid_t) ((__kernel_gid_t) - 1U))) { |
| __set_errno(EINVAL); |
| return -1; |
| } |
| return (__syscall_setresgid(rgid, egid, sgid)); |
| } |
| libc_hidden_def(setresgid) |
| |
| #endif |
| |
| #endif |