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Merge pull request #1771 from Ryan-rsm-McKenzie/v1.x

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ensure stdout color sinks do not leak windows headers with SPDLOG_COMPILED_LIB
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Gabi Melman 2020-12-26 15:23:37 +02:00 committed by GitHub
commit a5f4139102
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3 changed files with 36 additions and 30 deletions
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35
include/spdlog/sinks/wincolor_sink-inl.h
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@ -7,22 +7,30 @@
#include <spdlog/sinks/wincolor_sink.h>
#endif
#include <spdlog/details/windows_include.h>
#include <wincon.h>
#include <spdlog/common.h>
#include <spdlog/pattern_formatter.h>
namespace spdlog {
namespace sinks {
template<typename ConsoleMutex>
SPDLOG_INLINE wincolor_sink<ConsoleMutex>::wincolor_sink(HANDLE out_handle, color_mode mode)
: out_handle_(out_handle)
SPDLOG_INLINE wincolor_sink<ConsoleMutex>::wincolor_sink(void *out_handle, color_mode mode)
: BOLD(FOREGROUND_INTENSITY)
, RED(FOREGROUND_RED)
, GREEN(FOREGROUND_GREEN)
, CYAN(FOREGROUND_GREEN | FOREGROUND_BLUE)
, WHITE(FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE)
, YELLOW(FOREGROUND_RED | FOREGROUND_GREEN)
, out_handle_(out_handle)
, 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;
in_console_ = ::GetConsoleMode(static_cast<HANDLE>(out_handle_), &console_mode) != 0;
set_color_mode(mode);
colors_[level::trace] = WHITE;
@ -42,7 +50,7 @@ SPDLOG_INLINE wincolor_sink<ConsoleMutex>::~wincolor_sink()
// change the color for the given level
template<typename ConsoleMutex>
void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color(level::level_enum level, WORD color)
void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color(level::level_enum level, std::uint16_t color)
{
std::lock_guard<mutex_t> lock(mutex_);
colors_[level] = color;
@ -67,10 +75,10 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::log(const details::log_msg &msg)
print_range_(formatted, 0, msg.color_range_start);
// in color range
auto orig_attribs = set_foreground_color_(colors_[msg.level]);
auto orig_attribs = static_cast<WORD>(set_foreground_color_(colors_[msg.level]));
print_range_(formatted, msg.color_range_start, msg.color_range_end);
// reset to orig colors
::SetConsoleTextAttribute(out_handle_, orig_attribs);
::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), orig_attribs);
print_range_(formatted, msg.color_range_end, formatted.size());
}
else // print without colors if color range is invalid (or color is disabled)
@ -118,16 +126,16 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode(color_mode mode)
// set foreground color and return the orig console attributes (for resetting later)
template<typename ConsoleMutex>
WORD SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_foreground_color_(WORD attribs)
std::uint16_t SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_foreground_color_(std::uint16_t attribs)
{
CONSOLE_SCREEN_BUFFER_INFO orig_buffer_info;
::GetConsoleScreenBufferInfo(out_handle_, &orig_buffer_info);
::GetConsoleScreenBufferInfo(static_cast<HANDLE>(out_handle_), &orig_buffer_info);
WORD back_color = orig_buffer_info.wAttributes;
// retrieve the current background color
back_color &= static_cast<WORD>(~(FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_INTENSITY));
// keep the background color unchanged
::SetConsoleTextAttribute(out_handle_, attribs | back_color);
return orig_buffer_info.wAttributes; // return orig attribs
::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), static_cast<WORD>(attribs) | back_color);
return static_cast<std::uint16_t>(orig_buffer_info.wAttributes); // return orig attribs
}
// print a range of formatted message to console
@ -135,7 +143,7 @@ template<typename ConsoleMutex>
void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end)
{
auto size = static_cast<DWORD>(end - start);
::WriteConsoleA(out_handle_, formatted.data() + start, size, nullptr, nullptr);
::WriteConsoleA(static_cast<HANDLE>(out_handle_), formatted.data() + start, size, nullptr, nullptr);
}
template<typename ConsoleMutex>
@ -147,7 +155,7 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::write_to_file_(const memory_buf_
}
auto size = static_cast<DWORD>(formatted.size());
DWORD bytes_written = 0;
bool ok = ::WriteFile(out_handle_, formatted.data(), size, &bytes_written, nullptr) != 0;
bool ok = ::WriteFile(static_cast<HANDLE>(out_handle_), formatted.data(), size, &bytes_written, nullptr) != 0;
if (!ok)
{
throw_spdlog_ex("wincolor_sink: ::WriteFile() failed. GetLastError(): " + std::to_string(::GetLastError()));
@ -165,6 +173,5 @@ template<typename ConsoleMutex>
SPDLOG_INLINE wincolor_stderr_sink<ConsoleMutex>::wincolor_stderr_sink(color_mode mode)
: wincolor_sink<ConsoleMutex>(::GetStdHandle(STD_ERROR_HANDLE), mode)
{}
} // namespace sinks
} // namespace spdlog

27
include/spdlog/sinks/wincolor_sink.h
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@ -12,9 +12,7 @@
#include <mutex>
#include <string>
#include <array>
#include <spdlog/details/windows_include.h>
#include <wincon.h>
#include <cstdint>
namespace spdlog {
namespace sinks {
@ -26,21 +24,21 @@ template<typename ConsoleMutex>
class wincolor_sink : public sink
{
public:
const WORD BOLD = FOREGROUND_INTENSITY;
const WORD RED = FOREGROUND_RED;
const WORD GREEN = FOREGROUND_GREEN;
const WORD CYAN = FOREGROUND_GREEN | FOREGROUND_BLUE;
const WORD WHITE = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE;
const WORD YELLOW = FOREGROUND_RED | FOREGROUND_GREEN;
const std::uint16_t BOLD;
const std::uint16_t RED;
const std::uint16_t GREEN;
const std::uint16_t CYAN;
const std::uint16_t WHITE;
const std::uint16_t YELLOW;
wincolor_sink(HANDLE out_handle, color_mode mode);
wincolor_sink(void *out_handle, color_mode mode);
~wincolor_sink() override;
wincolor_sink(const wincolor_sink &other) = delete;
wincolor_sink &operator=(const wincolor_sink &other) = delete;
// change the color for the given level
void set_color(level::level_enum level, WORD color);
void set_color(level::level_enum level, std::uint16_t color);
void log(const details::log_msg &msg) final override;
void flush() final override;
void set_pattern(const std::string &pattern) override final;
@ -49,15 +47,15 @@ public:
protected:
using mutex_t = typename ConsoleMutex::mutex_t;
HANDLE out_handle_;
void *out_handle_;
mutex_t &mutex_;
bool in_console_;
bool should_do_colors_;
std::unique_ptr<spdlog::formatter> formatter_;
std::array<WORD, level::n_levels> colors_;
std::array<std::uint16_t, level::n_levels> colors_;
// set foreground color and return the orig console attributes (for resetting later)
WORD set_foreground_color_(WORD attribs);
std::uint16_t set_foreground_color_(std::uint16_t attribs);
// print a range of formatted message to console
void print_range_(const memory_buf_t &formatted, size_t start, size_t end);
@ -85,7 +83,6 @@ using wincolor_stdout_sink_st = wincolor_stdout_sink<details::console_nullmutex>
using wincolor_stderr_sink_mt = wincolor_stderr_sink<details::console_mutex>;
using wincolor_stderr_sink_st = wincolor_stderr_sink<details::console_nullmutex>;
} // namespace sinks
} // namespace spdlog

4
tests/utils.cpp
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@ -1,6 +1,8 @@
#include "includes.h"
#ifndef _WIN32
#ifdef _WIN32
#include <Windows.h>
#else
#include <sys/types.h>
#include <dirent.h>
#endif