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Billy Laws
80c9a43eef
OutputDebugString etc are exception based and thus don't really work for FEX's needs as often times logs can happen in places where exceptions cannot be thrown.
45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
// SPDX-License-Identifier: MIT
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#include <FEXCore/fextl/fmt.h>
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#include <FEXCore/Utils/LogManager.h>
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#include <cstdio>
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#include <ntstatus.h>
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#include <windef.h>
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#include <winternl.h>
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#include <winnt.h>
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namespace {
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void (*WineDbgOut)(const char* Message);
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FILE* LogFile;
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static void MsgHandler(LogMan::DebugLevels Level, const char* Message) {
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const auto Output = fextl::fmt::format("[{}][{:X}] {}\n", LogMan::DebugLevelStr(Level), GetCurrentThreadId(), Message);
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if (WineDbgOut) {
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WineDbgOut(Output.c_str());
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} else {
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fwrite(Output.c_str(), 1, Output.size(), LogFile);
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}
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}
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static void AssertHandler(const char* Message) {
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const auto Output = fextl::fmt::format("[ASSERT] {}\n", Message);
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if (WineDbgOut) {
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WineDbgOut(Output.c_str());
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} else {
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fwrite(Output.c_str(), 1, Output.size(), LogFile);
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}
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}
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} // namespace
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namespace FEX::Windows::Logging {
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void Init() {
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WineDbgOut = reinterpret_cast<decltype(WineDbgOut)>(GetProcAddress(GetModuleHandleA("ntdll.dll"), "__wine_dbg_output"));
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if (!WineDbgOut) {
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const auto Path = fextl::fmt::format("{}\\fex-{}.log", getenv("LOCALAPPDATA"), GetCurrentProcessId());
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LogFile = fopen(Path.c_str(), "a");
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}
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LogMan::Throw::InstallHandler(AssertHandler);
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LogMan::Msg::InstallHandler(MsgHandler);
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}
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} // namespace FEX::Windows::Logging
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