1/* Copyright (C) 2015-2016 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
17
18/* Set error number and return -1. A target may choose to return the
19 internal function, __syscall_error, which sets errno and returns -1.
20 We use -1l, instead of -1, so that it can be casted to (void *). */
21#define INLINE_SYSCALL_ERROR_RETURN_VALUE(err) \
22 ({ \
23 __set_errno (err); \
24 -1l; \
25 })
26