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      1 /*
      2  * Copyright (C) 2014 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 #ifndef BIONIC_TESTS_BIONIC_DEATH_TEST_H_
     18 #define BIONIC_TESTS_BIONIC_DEATH_TEST_H_
     19 
     20 #include <signal.h>
     21 
     22 #include <gtest/gtest.h>
     23 
     24 #if !defined(__BIONIC__)
     25 #define sigaction64 sigaction
     26 #endif
     27 
     28 class BionicDeathTest : public testing::Test {
     29  protected:
     30   virtual void SetUp() {
     31     // Suppress debuggerd stack traces. Too slow.
     32     for (int signo : { SIGABRT, SIGBUS, SIGSEGV, SIGSYS }) {
     33       struct sigaction64 action = { .sa_handler = SIG_DFL };
     34       sigaction64(signo, &action, &previous_);
     35     }
     36   }
     37 
     38   virtual void TearDown() {
     39     for (int signo : { SIGABRT, SIGBUS, SIGSEGV, SIGSYS }) {
     40       sigaction64(signo, &previous_, nullptr);
     41     }
     42   }
     43 
     44  private:
     45   struct sigaction64 previous_;
     46 };
     47 
     48 #endif // BIONIC_TESTS_BIONIC_DEATH_TEST_H_
     49