1 /*
2 * Copyright (C) 2017 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #ifndef _SYS_STAT_H_
30 #error "Never include this file directly; instead, include <sys/stat.h>"
31 #endif
32
33 mode_t __umask_chk(mode_t) __INTRODUCED_IN(18);
34
35 #if defined(__BIONIC_FORTIFY)
36 #define __umask_invalid_mode_str "'umask' called with invalid mode"
37
38 #if __ANDROID_API__ >= __ANDROID_API_J_MR2__
39 /* Abuse enable_if to make this an overload of umask. */
40 __BIONIC_FORTIFY_INLINE
umask(mode_t mode)41 mode_t umask(mode_t mode)
42 __overloadable
43 __enable_if(1, "")
44 __clang_error_if(mode & ~0777, __umask_invalid_mode_str) {
45 return __umask_chk(mode);
46 }
47 #endif /* __ANDROID_API__ >= __ANDROID_API_J_MR2__ */
48
49 #undef __umask_invalid_mode_str
50
51 #endif /* defined(__BIONIC_FORTIFY) */
52