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Fix issue #1147

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This commit is contained in:
gabime 2019-07-14 18:31:58 +03:00
parent 3a94a60537
commit c138685364
2 changed files with 155 additions and 115 deletions
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35
include/spdlog/sinks/wincolor_sink-inl.h
View File

@ -19,6 +19,10 @@ SPDLOG_INLINE wincolor_sink<ConsoleMutex>::wincolor_sink(HANDLE out_handle, colo
, mutex_(ConsoleMutex::mutex())
, formatter_(details::make_unique<spdlog::pattern_formatter>())
{
// check if out_handle is points to the actual console.
// ::GetConsoleMode() should return 0 if it is redirected or not valid console handle.
DWORD console_mode;
in_console_ = ::GetConsoleMode(out_handle, &console_mode) != 0;
set_color_mode(mode);
colors_[level::trace] = WHITE;
colors_[level::debug] = CYAN;
@ -49,6 +53,12 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::log(const details::log_msg &msg)
std::lock_guard<mutex_t> lock(mutex_);
fmt::memory_buffer formatted;
formatter_->format(msg, formatted);
if (!in_console_)
{
write_to_file_(formatted);
return;
}
if (should_do_colors_ && msg.color_range_end > msg.color_range_start)
{
// before color range
@ -68,6 +78,7 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::log(const details::log_msg &msg)
}
}
template<typename ConsoleMutex>
void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::flush()
{
@ -109,6 +120,7 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode(color_mode mode)
template<typename ConsoleMutex>
WORD SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_console_attribs(WORD attribs)
{
in_console_
CONSOLE_SCREEN_BUFFER_INFO orig_buffer_info;
::GetConsoleScreenBufferInfo(out_handle_, &orig_buffer_info);
WORD back_color = orig_buffer_info.wAttributes;
@ -127,6 +139,29 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::print_range_(const fmt::memory_b
::WriteConsoleA(out_handle_, formatted.data() + start, size, nullptr, nullptr);
}
template<typename ConsoleMutex>
void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::write_to_file_(const fmt::memory_buffer &formatted)
{
auto size = static_cast<DWORD>(formatted.size());
if (size == 0)
{
return;
}
DWORD total_written = 0;
do
{
DWORD bytes_written = 0;
bool ok = WriteFile(out_handle_, formatted.data(), size, &bytes_written, nullptr) != 0;
if (!ok || bytes_written == 0)
{
throw spdlog_ex("wincolor_sink: write_to_file_ failed. GetLastError(): " + std::to_string(::GetLastError()));
}
total_written += bytes_written;
} while (total_written < size);
}
// wincolor_stdout_sink
template<typename ConsoleMutex>
SPDLOG_INLINE wincolor_stdout_sink<ConsoleMutex>::wincolor_stdout_sink(color_mode mode)

5
include/spdlog/sinks/wincolor_sink.h
View File

@ -50,6 +50,7 @@ protected:
HANDLE out_handle_;
mutex_t &mutex_;
bool should_do_colors_;
bool in_console_;
std::unique_ptr<spdlog::formatter> formatter_;
std::unordered_map<level::level_enum, WORD, level::level_hasher> colors_;
@ -57,6 +58,10 @@ protected:
WORD set_console_attribs(WORD attribs);
// print a range of formatted message to console
void print_range_(const fmt::memory_buffer &formatted, size_t start, size_t end);
//in case we are redirected to file (not in console mode)
void write_to_file_(const fmt::memory_buffer &formatted);
};
template<typename ConsoleMutex>