| Elliott Hughes | 71ba589 | 2018-02-07 12:44:45 -0800 | [diff] [blame] | 1 | /* | 
|  | 2 | * Copyright (C) 2012 The Android Open Source Project | 
|  | 3 | * | 
|  | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); | 
|  | 5 | * you may not use this file except in compliance with the License. | 
|  | 6 | * You may obtain a copy of the License at | 
|  | 7 | * | 
|  | 8 | *      http://www.apache.org/licenses/LICENSE-2.0 | 
|  | 9 | * | 
|  | 10 | * Unless required by applicable law or agreed to in writing, software | 
|  | 11 | * distributed under the License is distributed on an "AS IS" BASIS, | 
|  | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
|  | 13 | * See the License for the specific language governing permissions and | 
|  | 14 | * limitations under the License. | 
|  | 15 | */ | 
|  | 16 |  | 
|  | 17 | #pragma once | 
|  | 18 |  | 
|  | 19 | #include <signal.h> | 
|  | 20 | #include <string.h> | 
|  | 21 |  | 
|  | 22 | #if defined(__GLIBC__) | 
|  | 23 | #define posix_spawnattr_getsigdefault64 posix_spawnattr_getsigdefault | 
|  | 24 | #define posix_spawnattr_getsigmask64 posix_spawnattr_getsigmask | 
|  | 25 | #define posix_spawnattr_setsigdefault64 posix_spawnattr_setsigdefault | 
|  | 26 | #define posix_spawnattr_setsigmask64 posix_spawnattr_setsigmask | 
|  | 27 | #define pthread_sigmask64 pthread_sigmask | 
|  | 28 | #define sigaction64 sigaction | 
|  | 29 | #define sigaddset64 sigaddset | 
|  | 30 | #define sigdelset64 sigdelset | 
|  | 31 | #define sigemptyset64 sigemptyset | 
|  | 32 | #define sigfillset64 sigfillset | 
|  | 33 | #define sigismember64 sigismember | 
|  | 34 | #define sigpending64 sigpending | 
|  | 35 | #define sigprocmask64 sigprocmask | 
|  | 36 | #define sigset64_t sigset_t | 
|  | 37 | #define sigsuspend64 sigsuspend | 
|  | 38 | #define sigtimedwait64 sigtimedwait | 
|  | 39 | #define sigwait64 sigwait | 
|  | 40 | #define sigwaitinfo64 sigwaitinfo | 
|  | 41 | #endif | 
|  | 42 |  | 
|  | 43 | #include "private/ScopedSignalHandler.h" | 
|  | 44 |  | 
|  | 45 | class SignalMaskRestorer { | 
|  | 46 | public: | 
|  | 47 | SignalMaskRestorer() { | 
|  | 48 | sigprocmask64(SIG_SETMASK, nullptr, &old_mask_); | 
|  | 49 | } | 
|  | 50 |  | 
|  | 51 | ~SignalMaskRestorer() { | 
|  | 52 | sigprocmask64(SIG_SETMASK, &old_mask_, nullptr); | 
|  | 53 | } | 
|  | 54 |  | 
|  | 55 | private: | 
|  | 56 | sigset64_t old_mask_; | 
|  | 57 | }; |