third_party/breakpad/linux/generate-test-dump.cc

// Copyright (c) 2009, Google Inc.
// All rights reserved.
//
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// modification, are permitted provided that the following conditions are
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//
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// This code exists to generate minidump files for testing.

#include <stdlib.h>

#include <unistd.h>

#include "third_party/breakpad/breakpad/src/client/linux/handler/exception_handler.h"
#include "third_party/breakpad/breakpad/src/common/linux/linux_libc_support.h"
#include "third_party/lss/linux_syscall_support.h"

static bool DumpCallback(const google_breakpad::MinidumpDescriptor& descriptor,
                         void* context,
                         bool success) {
  if (!success) {
    static const char msg[] = "Failed to write minidump\n";
    sys_write(2, msg, sizeof(msg) - 1);
    return false;
  }

  static const char msg[] = "Wrote minidump: ";
  sys_write(2, msg, sizeof(msg) - 1);
  sys_write(2, descriptor.path(), strlen(descriptor.path()));
  sys_write(2, "\n", 1);

  return true;
}

static void DoSomethingWhichCrashes() {
  int local_var = 1;
  *reinterpret_cast<volatile char*>(NULL) = 1;
}

int main() {
  google_breakpad::MinidumpDescriptor minidump(".");
  google_breakpad::ExceptionHandler breakpad(minidump, NULL, DumpCallback, NULL,
                                             true, -1);
  DoSomethingWhichCrashes();
  return 0;
}