mirror of
https://github.com/wpilibsuite/allwpilib
synced 2026-06-20 00:51:42 +00:00
d90cf843e8
This is a breaking change to dependencies that use the static ntcore library. Unless the wpiutil library is also linked, linker errors will result. This does not affect the shared ntcore library.
83 lines
2.9 KiB
C++
83 lines
2.9 KiB
C++
/*----------------------------------------------------------------------------*/
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/* Copyright (c) FIRST 2015. All Rights Reserved. */
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/* Open Source Software - may be modified and shared by FRC teams. The code */
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/* must be accompanied by the FIRST BSD license file in the root directory of */
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/* the project. */
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/*----------------------------------------------------------------------------*/
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#ifndef WPIUTIL_SUPPORT_LOGGER_H_
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#define WPIUTIL_SUPPORT_LOGGER_H_
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#include <functional>
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#include <sstream>
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#include <string>
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namespace wpi {
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enum LogLevel {
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WPI_LOG_CRITICAL = 50,
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WPI_LOG_ERROR = 40,
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WPI_LOG_WARNING = 30,
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WPI_LOG_INFO = 20,
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WPI_LOG_DEBUG = 10,
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WPI_LOG_DEBUG1 = 9,
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WPI_LOG_DEBUG2 = 8,
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WPI_LOG_DEBUG3 = 7,
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WPI_LOG_DEBUG4 = 6
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};
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class Logger {
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public:
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typedef std::function<void(unsigned int level, const char* file,
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unsigned int line, const char* msg)> LogFunc;
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void SetLogger(LogFunc func) { m_func = func; }
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void set_min_level(unsigned int level) { m_min_level = level; }
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unsigned int min_level() const { return m_min_level; }
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void Log(unsigned int level, const char* file, unsigned int line,
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const char* msg) {
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if (!m_func || level < m_min_level) return;
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m_func(level, file, line, msg);
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}
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bool HasLogger() const { return m_func != nullptr; }
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private:
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LogFunc m_func;
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unsigned int m_min_level = 20;
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};
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#define WPI_LOG(logger_inst, level, x) \
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do { \
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::wpi::Logger& WPI_logger_ = logger_inst; \
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if (WPI_logger_.min_level() <= level && WPI_logger_.HasLogger()) { \
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std::ostringstream oss; \
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oss << x; \
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WPI_logger_.Log(level, __FILE__, __LINE__, oss.str().c_str()); \
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} \
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} while (0)
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#define WPI_ERROR(inst, x) WPI_LOG(inst, ::wpi::WPI_LOG_ERROR, x)
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#define WPI_WARNING(inst, x) WPI_LOG(inst, ::wpi::WPI_LOG_WARNING, x)
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#define WPI_INFO(inst, x) WPI_LOG(inst, ::wpi::WPI_LOG_INFO, x)
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#ifdef NDEBUG
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#define WPI_DEBUG(inst, x) do {} while (0)
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#define WPI_DEBUG1(inst, x) do {} while (0)
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#define WPI_DEBUG2(inst, x) do {} while (0)
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#define WPI_DEBUG3(inst, x) do {} while (0)
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#define WPI_DEBUG4(inst, x) do {} while (0)
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#else
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#define WPI_DEBUG(inst, x) WPI_LOG(inst, ::wpi::WPI_LOG_DEBUG, x)
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#define WPI_DEBUG1(inst, x) WPI_LOG(inst, ::wpi::WPI_LOG_DEBUG1, x)
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#define WPI_DEBUG2(inst, x) WPI_LOG(inst, ::wpi::WPI_LOG_DEBUG2, x)
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#define WPI_DEBUG3(inst, x) WPI_LOG(inst, ::wpi::WPI_LOG_DEBUG3, x)
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#define WPI_DEBUG4(inst, x) WPI_LOG(inst, ::wpi::WPI_LOG_DEBUG4, x)
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#endif
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} // namespace wpi
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#endif // WPIUTIL_SUPPORT_LOGGER_H_
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