logging: Add DebuggerBackend for logging to Visual Studio

This commit is contained in:
Carl Kenner 2018-10-05 12:52:49 +09:30
parent e92251795a
commit f5f6292810
4 changed files with 29 additions and 2 deletions

View file

@ -13,6 +13,7 @@
#include <vector> #include <vector>
#ifdef _WIN32 #ifdef _WIN32
#include <share.h> // For _SH_DENYWR #include <share.h> // For _SH_DENYWR
#include <windows.h> // For OutputDebugStringA
#else #else
#define _SH_DENYWR 0 #define _SH_DENYWR 0
#endif #endif
@ -139,12 +140,18 @@ void FileBackend::Write(const Entry& entry) {
if (!file.IsOpen() || bytes_written > MAX_BYTES_WRITTEN) { if (!file.IsOpen() || bytes_written > MAX_BYTES_WRITTEN) {
return; return;
} }
bytes_written += file.WriteString(FormatLogMessage(entry) + '\n'); bytes_written += file.WriteString(FormatLogMessage(entry).append(1, '\n'));
if (entry.log_level >= Level::Error) { if (entry.log_level >= Level::Error) {
file.Flush(); file.Flush();
} }
} }
void DebuggerBackend::Write(const Entry& entry) {
#ifdef _WIN32
::OutputDebugStringA(FormatLogMessage(entry).append(1, '\n').c_str());
#endif
}
/// Macro listing all log classes. Code should define CLS and SUB as desired before invoking this. /// Macro listing all log classes. Code should define CLS and SUB as desired before invoking this.
#define ALL_LOG_CLASSES() \ #define ALL_LOG_CLASSES() \
CLS(Log) \ CLS(Log) \

View file

@ -103,6 +103,20 @@ private:
std::size_t bytes_written; std::size_t bytes_written;
}; };
/**
* Backend that writes to Visual Studio's output window
*/
class DebuggerBackend : public Backend {
public:
static const char* Name() {
return "debugger";
}
const char* GetName() const override {
return Name();
}
void Write(const Entry& entry) override;
};
void AddBackend(std::unique_ptr<Backend> backend); void AddBackend(std::unique_ptr<Backend> backend);
void RemoveBackend(std::string_view backend_name); void RemoveBackend(std::string_view backend_name);

View file

@ -135,6 +135,9 @@ static void InitializeLogging() {
const std::string& log_dir = FileUtil::GetUserPath(FileUtil::UserPath::LogDir); const std::string& log_dir = FileUtil::GetUserPath(FileUtil::UserPath::LogDir);
FileUtil::CreateFullPath(log_dir); FileUtil::CreateFullPath(log_dir);
Log::AddBackend(std::make_unique<Log::FileBackend>(log_dir + LOG_FILE)); Log::AddBackend(std::make_unique<Log::FileBackend>(log_dir + LOG_FILE));
#ifdef _WIN32
Log::AddBackend(std::make_unique<Log::DebuggerBackend>());
#endif
} }
GMainWindow::GMainWindow() GMainWindow::GMainWindow()

View file

@ -75,6 +75,9 @@ static void InitializeLogging() {
const std::string& log_dir = FileUtil::GetUserPath(FileUtil::UserPath::LogDir); const std::string& log_dir = FileUtil::GetUserPath(FileUtil::UserPath::LogDir);
FileUtil::CreateFullPath(log_dir); FileUtil::CreateFullPath(log_dir);
Log::AddBackend(std::make_unique<Log::FileBackend>(log_dir + LOG_FILE)); Log::AddBackend(std::make_unique<Log::FileBackend>(log_dir + LOG_FILE));
#ifdef _WIN32
Log::AddBackend(std::make_unique<Log::DebuggerBackend>());
#endif
} }
/// Application entry point /// Application entry point