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Handle invalid handle in wincolor sink

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This commit is contained in:
Gabi Melman 2021-02-13 15:00:35 +02:00
parent 8fbc853b0d
commit 89e737a258
1 changed files with 8 additions and 7 deletions
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15
include/spdlog/sinks/wincolor_sink-inl.h
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@ -29,9 +29,8 @@ SPDLOG_INLINE wincolor_sink<ConsoleMutex>::wincolor_sink(void *out_handle, color
{
// 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;
DWORD console_mode;
in_console_ = ::GetConsoleMode(static_cast<HANDLE>(out_handle_), &console_mode) != 0;
set_color_mode(mode);
colors_[level::trace] = WHITE;
colors_[level::debug] = CYAN;
@ -59,6 +58,12 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color(level::level_enum leve
template<typename ConsoleMutex>
void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::log(const details::log_msg &msg)
{
if (out_handle_ == INVALID_HANDLE_VALUE)
{
// nothing better to do if we don't have valid handle
return;
}
std::lock_guard<mutex_t> lock(mutex_);
msg.color_range_start = 0;
msg.color_range_end = 0;
@ -148,11 +153,7 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::print_range_(const memory_buf_t
template<typename ConsoleMutex>
void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::write_to_file_(const memory_buf_t &formatted)
{
if (out_handle_ == nullptr) // no console and no file redirect
{
return;
}
{
auto size = static_cast<DWORD>(formatted.size());
DWORD bytes_written = 0;
bool ok = ::WriteFile(static_cast<HANDLE>(out_handle_), formatted.data(), size, &bytes_written, nullptr) != 0;