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https://github.com/yuzu-mirror/yuzu.git
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78 lines
2.5 KiB
C++
78 lines
2.5 KiB
C++
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// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include <algorithm>
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#include <ranges>
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#if defined(_WIN32)
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#include <client/windows/handler/exception_handler.h>
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#elif defined(__linux__)
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#include <client/linux/handler/exception_handler.h>
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#else
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#error Minidump creation not supported on this platform
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#endif
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#include "common/fs/fs_paths.h"
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#include "common/fs/path_util.h"
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#include "yuzu/breakpad.h"
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namespace Breakpad {
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static void PruneDumpDirectory(const std::filesystem::path& dump_path) {
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// Code in this function should be exception-safe.
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struct Entry {
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std::filesystem::path path;
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std::filesystem::file_time_type last_write_time;
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};
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std::vector<Entry> existing_dumps;
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// Get existing entries.
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std::error_code ec;
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std::filesystem::directory_iterator dir(dump_path, ec);
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for (auto& entry : dir) {
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if (entry.is_regular_file()) {
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existing_dumps.push_back(Entry{
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.path = entry.path(),
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.last_write_time = entry.last_write_time(ec),
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});
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}
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}
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// Sort descending by creation date.
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std::ranges::stable_sort(existing_dumps, [](const auto& a, const auto& b) {
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return a.last_write_time > b.last_write_time;
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});
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// Delete older dumps.
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for (size_t i = 5; i < existing_dumps.size(); i++) {
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std::filesystem::remove(existing_dumps[i].path, ec);
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}
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}
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#if defined(__linux__)
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[[noreturn]] bool DumpCallback(const google_breakpad::MinidumpDescriptor& descriptor, void* context,
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bool succeeded) {
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// Prevent time- and space-consuming core dumps from being generated, as we have
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// already generated a minidump and a core file will not be useful anyway.
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_exit(1);
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}
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#endif
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void InstallCrashHandler() {
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// Write crash dumps to profile directory.
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const auto dump_path = GetYuzuPath(Common::FS::YuzuPath::CrashDumpsDir);
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PruneDumpDirectory(dump_path);
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#if defined(_WIN32)
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// TODO: If we switch to MinGW builds for Windows, this needs to be wrapped in a C API.
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static google_breakpad::ExceptionHandler eh{dump_path, nullptr, nullptr, nullptr,
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google_breakpad::ExceptionHandler::HANDLER_ALL};
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#elif defined(__linux__)
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static google_breakpad::MinidumpDescriptor descriptor{dump_path};
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static google_breakpad::ExceptionHandler eh{descriptor, nullptr, DumpCallback,
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nullptr, true, -1};
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#endif
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}
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} // namespace Breakpad
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