crashpad/handler/win/crashy_signal.cc
Scott Graham 68095b6a4e Don't LOG(ERROR) for usage, and fix VS2013 build after 8b3eec8
R=mark@chromium.org
BUG=crashpad:57

Change-Id: I6514a82ae5de38a695422ef86c044ec3b2ce171b
Reviewed-on: https://chromium-review.googlesource.com/412269
Reviewed-by: Mark Mentovai <mark@chromium.org>
2016-11-17 22:59:17 +00:00

91 lines
2.4 KiB
C++

// Copyright 2016 The Crashpad Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <windows.h>
#include "base/logging.h"
#include "client/crashpad_client.h"
namespace crashpad {
namespace {
enum WhereToSignalFrom {
kUnknown = -1,
kMain = 0,
kBackground = 1,
};
WhereToSignalFrom MainOrBackground(wchar_t* name) {
if (wcscmp(name, L"main") == 0)
return kMain;
if (wcscmp(name, L"background") == 0)
return kBackground;
return kUnknown;
}
DWORD WINAPI BackgroundThread(void* arg) {
abort();
return 0;
}
int CrashySignalMain(int argc, wchar_t* argv[]) {
CrashpadClient client;
WhereToSignalFrom from;
if (argc == 3 && (from = MainOrBackground(argv[2])) != kUnknown) {
if (!client.SetHandlerIPCPipe(argv[1])) {
LOG(ERROR) << "SetHandler";
return EXIT_FAILURE;
}
} else {
fprintf(stderr, "Usage: %ls <server_pipe_name> main|background\n", argv[0]);
return EXIT_FAILURE;
}
// In debug builds part of abort() is to open a dialog. We don't want tests to
// block at that dialog, so disable it.
_set_abort_behavior(0, _WRITE_ABORT_MSG);
if (from == kBackground) {
HANDLE thread = CreateThread(nullptr,
0,
&BackgroundThread,
nullptr,
0,
nullptr);
if (!thread) {
PLOG(ERROR) << "CreateThread";
return EXIT_FAILURE;
}
if (WaitForSingleObject(thread, INFINITE) != WAIT_OBJECT_0) {
PLOG(ERROR) << "WaitForSingleObject";
return EXIT_FAILURE;
}
} else {
abort();
}
return EXIT_SUCCESS;
}
} // namespace
} // namespace crashpad
int wmain(int argc, wchar_t* argv[]) {
return crashpad::CrashySignalMain(argc, argv);
}