BionicGlue.cpp - mozsearch

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this file,

 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#include <sys/types.h>

#include <unistd.h>

#include <sys/syscall.h>

#define NS_EXPORT __attribute__((visibility("default")))

extern "C" NS_EXPORT int raise(int sig) {

  // Bug 741272: Bionic incorrectly uses kill(), which signals the

  // process, and thus could signal another thread (and let this one

  // return "successfully" from raising a fatal signal).

//

  // Bug 943170: POSIX specifies pthread_kill(pthread_self(), sig) as

  // equivalent to raise(sig), but Bionic also has a bug with these

  // functions, where a forked child will kill its parent instead.

  extern pid_t gettid(void);

  return syscall(__NR_tgkill, getpid(), gettid(), sig);

/* Flash plugin uses symbols that are not present in Android >= 4.4 */

namespace android {

namespace VectorImpl {

NS_EXPORT void reservedVectorImpl1(void) {}

NS_EXPORT void reservedVectorImpl2(void) {}

NS_EXPORT void reservedVectorImpl3(void) {}

NS_EXPORT void reservedVectorImpl4(void) {}

NS_EXPORT void reservedVectorImpl5(void) {}

NS_EXPORT void reservedVectorImpl6(void) {}

NS_EXPORT void reservedVectorImpl7(void) {}

NS_EXPORT void reservedVectorImpl8(void) {}

}  // namespace VectorImpl

}  // namespace android