diff options
Diffstat (limited to 'include/logging.h')
-rw-r--r-- | include/logging.h | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/include/logging.h b/include/logging.h deleted file mode 100644 index b915e6e..0000000 --- a/include/logging.h +++ /dev/null @@ -1,134 +0,0 @@ -#pragma once - -#include <string> -#include <cstdio> -#include <cstdlib> -#include <ctime> -#include <iostream> -#include <sstream> - -#include "settings.h" - -namespace crow -{ - enum class LogLevel - { - DEBUG, - INFO, - WARNING, - ERROR, - CRITICAL, - }; - - class ILogHandler { - public: - virtual void log(std::string message, LogLevel level) = 0; - }; - - class CerrLogHandler : public ILogHandler { - public: - void log(std::string message, LogLevel level) override { - std::cerr << message; - } - }; - - class logger { - - private: - // - static std::string timestamp() - { - char date[32]; - time_t t = time(0); - - tm my_tm; - -#ifdef _MSC_VER - gmtime_s(&my_tm, &t); -#else - gmtime_r(&t, &my_tm); -#endif - - size_t sz = strftime(date, sizeof(date), "%Y-%m-%d %H:%M:%S", &my_tm); - return std::string(date, date+sz); - } - - public: - - - logger(std::string prefix, LogLevel level) : level_(level) { - #ifdef CROW_ENABLE_LOGGING - stringstream_ << "(" << timestamp() << ") [" << prefix << "] "; - #endif - - } - ~logger() { - #ifdef CROW_ENABLE_LOGGING - if(level_ >= get_current_log_level()) { - stringstream_ << std::endl; - get_handler_ref()->log(stringstream_.str(), level_); - } - #endif - } - - // - template <typename T> - logger& operator<<(T const &value) { - - #ifdef CROW_ENABLE_LOGGING - if(level_ >= get_current_log_level()) { - stringstream_ << value; - } - #endif - return *this; - } - - // - static void setLogLevel(LogLevel level) { - get_log_level_ref() = level; - } - - static void setHandler(ILogHandler* handler) { - get_handler_ref() = handler; - } - - static LogLevel get_current_log_level() { - return get_log_level_ref(); - } - - private: - // - static LogLevel& get_log_level_ref() - { - static LogLevel current_level = (LogLevel)CROW_LOG_LEVEL; - return current_level; - } - static ILogHandler*& get_handler_ref() - { - static CerrLogHandler default_handler; - static ILogHandler* current_handler = &default_handler; - return current_handler; - } - - // - std::ostringstream stringstream_; - LogLevel level_; - }; -} - -#define CROW_LOG_CRITICAL \ - if (crow::logger::get_current_log_level() <= crow::LogLevel::CRITICAL) \ - crow::logger("CRITICAL", crow::LogLevel::CRITICAL) -#define CROW_LOG_ERROR \ - if (crow::logger::get_current_log_level() <= crow::LogLevel::ERROR) \ - crow::logger("ERROR ", crow::LogLevel::ERROR) -#define CROW_LOG_WARNING \ - if (crow::logger::get_current_log_level() <= crow::LogLevel::WARNING) \ - crow::logger("WARNING ", crow::LogLevel::WARNING) -#define CROW_LOG_INFO \ - if (crow::logger::get_current_log_level() <= crow::LogLevel::INFO) \ - crow::logger("INFO ", crow::LogLevel::INFO) -#define CROW_LOG_DEBUG \ - if (crow::logger::get_current_log_level() <= crow::LogLevel::DEBUG) \ - crow::logger("DEBUG ", crow::LogLevel::DEBUG) - |