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9ed8290547
First steps at bringing up the crashpad_client on iOS. Also updates the XCUITest to trigger various crashes, with some swizzling necessary to allow crashes. Change-Id: I87dd36bed1c052b509d14bfa29679ed81e58a377 Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/2039470 Commit-Queue: Justin Cohen <justincohen@chromium.org> Reviewed-by: Mark Mentovai <mark@chromium.org> Reviewed-by: Rohit Rao <rohitrao@chromium.org>
76 lines
2.1 KiB
C++
76 lines
2.1 KiB
C++
// Copyright 2020 The Crashpad Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "client/crashpad_client.h"
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#include <unistd.h>
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#include "base/logging.h"
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#include "base/strings/stringprintf.h"
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#include "client/client_argv_handling.h"
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#include "util/posix/signals.h"
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namespace crashpad {
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namespace {
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// A base class for Crashpad signal handler implementations.
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class SignalHandler {
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public:
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// Returns the currently installed signal hander.
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static SignalHandler* Get() {
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static SignalHandler* instance = new SignalHandler();
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return instance;
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}
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bool Install(const std::set<int>* unhandled_signals) {
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return Signals::InstallCrashHandlers(
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HandleSignal, 0, &old_actions_, unhandled_signals);
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}
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private:
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SignalHandler() = default;
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// The base implementation for all signal handlers, suitable for calling
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// directly to simulate signal delivery.
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void HandleCrash(int signo, siginfo_t* siginfo, void* context) {
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// Do Something.
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// Always call system handler.
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Signals::RestoreHandlerAndReraiseSignalOnReturn(
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siginfo, old_actions_.ActionForSignal(signo));
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}
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// The signal handler installed at OS-level.
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static void HandleSignal(int signo, siginfo_t* siginfo, void* context) {
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Get()->HandleCrash(signo, siginfo, context);
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}
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Signals::OldActions old_actions_ = {};
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DISALLOW_COPY_AND_ASSIGN(SignalHandler);
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};
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} // namespace
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CrashpadClient::CrashpadClient() {}
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CrashpadClient::~CrashpadClient() {}
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bool CrashpadClient::StartCrashpadInProcessHandler() {
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return SignalHandler::Get()->Install(nullptr);
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}
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} // namespace crashpad
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