log levels now lowercase

README.md

@@ -68,7 +68,7 @@ int main(int, char* [])
     try
     {
         // Set log level to all loggers to DEBUG and above
-        spd::set_level(spd::level::DEBUG);
+        spd::set_level(spd::level::debug);
 
         //Create console, multithreaded logger
         auto console = spd::stdout_logger_mt("console");
@@ -87,7 +87,7 @@ int main(int, char* [])
        
         //Create a file rotating logger with 5mb size max and 3 rotated files
         auto file_logger = spd::rotating_logger_mt("file_logger", "logs/mylogfile", 1048576 * 5, 3);
-        file_logger->set_level(spd::level::INFO);
+        file_logger->set_level(spd::level::info);
         for(int i = 0; i < 10; ++i)
 		      file_logger->info("{} * {} equals {:>10}", i, i, i*i);
 
@@ -114,7 +114,7 @@ int main(int, char* [])
         //
 #ifdef __linux__
         std::string ident = "my_app";
-        auto syslog_logger = spd::syslog_logger("syslog", ident, spd::sinks::syslog::option::PID | spd::sinks::syslog::option::PERROR, "mail" );
+        auto syslog_logger = spd::syslog_logger("syslog", ident, LOG_PID | LOG_PERROR);
         syslog_logger->warn("This is warning that will end up in syslog. This is Linux only!");
 #endif
     }

example/example.cpp

@@ -28,17 +28,13 @@
 #include <iostream>
 #include "spdlog/spdlog.h"
 
-
 int main(int, char* [])
 {
-
     namespace spd = spdlog;
-
     try
     {
-        std::string filename = "logs/spdlog_example";
         // Set log level to all loggers to DEBUG and above
-        spd::set_level(spd::level::DEBUG);
+        spd::set_level(spd::level::debug);
 
         //Create console, multithreaded logger
         auto console = spd::stdout_logger_mt("console");
@@ -47,7 +43,7 @@ int main(int, char* [])
         console->info() << "Streams are supported too  " << 1;
 
         console->info("Easy padding in numbers like {:08d}", 12);
-        console->info("Support for int: {0:d};  hex: {0:08x};  oct: {0:o}; bin: {0:b}", 42);
+        console->info("Support for int: {0:d};  hex: {0:x};  oct: {0:o}; bin: {0:b}", 42);
         console->info("Support for floats {:03.2f}", 1.23456);
         console->info("Positional args are {1} {0}..", "too", "supported");
 
@@ -56,46 +52,40 @@ int main(int, char* [])
         console->info("{:^30}", "centered");
        
         //Create a file rotating logger with 5mb size max and 3 rotated files
-        auto file_logger = spd::rotating_logger_mt("file_logger", filename, 1024 * 1024 * 5, 3);
+        auto file_logger = spd::rotating_logger_mt("file_logger", "logs/mylogfile", 1048576 * 5, 3);
-
+        file_logger->set_level(spd::level::info);
-        file_logger->info("Log file message number", 1);
         for(int i = 0; i < 10; ++i)
 		      file_logger->info("{} * {} equals {:>10}", i, i, i*i);
 
+         //Customize msg format for all messages
         spd::set_pattern("*** [%H:%M:%S %z] [thread %t] %v ***");
         file_logger->info("This is another message with custom format");
 
         spd::get("console")->info("loggers can be retrieved from a global registry using the spdlog::get(logger_name) function");
 
-		// Debug and trace macros to be turned on/off at compile time.
-		// Evaluates to empty statements if not turned on
-		// Define SPDLOG_DEBUG_ON or SPDLOG_TRACE_ON - before including spdlog.h
         SPDLOG_TRACE(console, "Enabled only #ifdef SPDLOG_TRACE_ON..{} ,{}", 1, 3.23);
         SPDLOG_DEBUG(console, "Enabled only #ifdef SPDLOG_DEBUG_ON.. {} ,{}", 1, 3.23);
 
-
+        //
-#ifdef __linux__		
+        // Asynchronous logging is very fast..
-		// syslog example
-		std::string ident = "spdlog_example"; // empty ident can be used to use current program name
-        auto syslog_logger = spd::syslog_logger("syslog", ident, LOG_PID);
-        syslog_logger->set_pattern("[%l] %v"); //syslog already put timestamps so set the pattern to minimum (log level and the message)
-        syslog_logger->warn("This message that will end up in syslog. This is Linux only..");
-#endif
-        
-        // Asynchronous logging is easy..
         // Just call spdlog::set_async_mode(q_size) and all created loggers from now on will be asynchronous..
-        // Note: queue size must be power of 2!                
+        //
-        size_t q_size = 1048576;
+        size_t q_size = 1048576; //queue size must be power of 2
         spdlog::set_async_mode(q_size);
         auto async_file= spd::daily_logger_st("async_file_logger", "logs/async_log.txt");
-        for(int i = 0; i < 100; i++)
+        async_file->info() << "This is async log.." << "Should be very fast!";
-	        async_file->info("This is async log message #{}.. Should be very fast.. ", i);
         
+        //
+        // syslog example
+        //
+#ifdef __linux__
+        std::string ident = "my_app";
+        auto syslog_logger = spd::syslog_logger("syslog", ident, LOG_PID | LOG_PERROR);
+        syslog_logger->warn("This is warning that will end up in syslog. This is Linux only!");
+#endif
     }
     catch (const spd::spdlog_ex& ex)
     {
         std::cout << "Log failed: " << ex.what() << std::endl;
     }
-    return 0;
 }
-

include/spdlog/common.h

@@ -54,16 +54,16 @@ namespace level
 {
 typedef enum
 {
-    TRACE    = 0,
+    trace    = 0,
-    DEBUG    = 1,
+    debug    = 1,
-    INFO     = 2,
+    info     = 2,
-    NOTICE   = 3,
+    notice   = 3,
-    WARN     = 4,
+    warn     = 4,
-    ERR      = 5,
+    err      = 5,
-    CRITICAL = 6,
+    critical = 6,
-    ALERT    = 7,
+    alert    = 7,
-    EMERG    = 8,
+    emerg    = 8,
-    OFF      = 9
+    off      = 9
 } level_enum;
 
 static const char* level_names[] { "trace", "debug", "info", "notice", "warning", "error", "critical", "alert", "emerg", "off"};

include/spdlog/details/async_logger_impl.h

@@ -63,7 +63,7 @@ inline void spdlog::async_logger::_set_pattern(const std::string& pattern)
 
 inline void spdlog::async_logger::_stop()
 {
-    set_level(level::OFF);
+    set_level(level::off);
 }
 
 inline void spdlog::async_logger::_log_msg(details::log_msg& msg)

include/spdlog/details/log_msg.h

@@ -80,7 +80,7 @@ struct log_msg
 
     void clear()
     {
-        level = level::OFF;
+        level = level::off;
         raw.clear();
         formatted.clear();
     }

include/spdlog/details/logger_impl.h

@@ -40,7 +40,7 @@ inline spdlog::logger::logger(const std::string& logger_name, const It& begin, c
 {
 
     // no support under vs2013 for member initialization for std::atomic
-    _level = level::INFO;
+    _level = level::info;
 }
 
 // ctor with sinks as init list
@@ -92,55 +92,55 @@ inline spdlog::details::line_logger spdlog::logger::_log_if_enabled(level::level
 template <typename... Args>
 inline spdlog::details::line_logger spdlog::logger::trace(const char* fmt, const Args&... args)
 {
-    return _log_if_enabled(level::TRACE, fmt, args...);
+    return _log_if_enabled(level::trace, fmt, args...);
 }
 
 template <typename... Args>
 inline spdlog::details::line_logger spdlog::logger::debug(const char* fmt, const Args&... args)
 {
-    return _log_if_enabled(level::DEBUG, fmt, args...);
+    return _log_if_enabled(level::debug, fmt, args...);
 }
 
 template <typename... Args>
 inline spdlog::details::line_logger spdlog::logger::info(const char* fmt, const Args&... args)
 {
-    return _log_if_enabled(level::INFO, fmt, args...);
+    return _log_if_enabled(level::info, fmt, args...);
 }
 
 template <typename... Args>
 inline spdlog::details::line_logger spdlog::logger::notice(const char* fmt, const Args&... args)
 {
-    return _log_if_enabled(level::NOTICE, fmt, args...);
+    return _log_if_enabled(level::notice, fmt, args...);
 }
 
 template <typename... Args>
 inline spdlog::details::line_logger spdlog::logger::warn(const char* fmt, const Args&... args)
 {
-    return _log_if_enabled(level::WARN, fmt, args...);
+    return _log_if_enabled(level::warn, fmt, args...);
 }
 
 template <typename... Args>
 inline spdlog::details::line_logger spdlog::logger::error(const char* fmt, const Args&... args)
 {
-    return _log_if_enabled(level::ERR, fmt, args...);
+    return _log_if_enabled(level::err, fmt, args...);
 }
 
 template <typename... Args>
 inline spdlog::details::line_logger spdlog::logger::critical(const char* fmt, const Args&... args)
 {
-    return _log_if_enabled(level::CRITICAL, fmt, args...);
+    return _log_if_enabled(level::critical, fmt, args...);
 }
 
 template <typename... Args>
 inline spdlog::details::line_logger spdlog::logger::alert(const char* fmt, const Args&... args)
 {
-    return _log_if_enabled(level::ALERT, fmt, args...);
+    return _log_if_enabled(level::alert, fmt, args...);
 }
 
 template <typename... Args>
 inline spdlog::details::line_logger spdlog::logger::emerg(const char* fmt, const Args&... args)
 {
-    return _log_if_enabled(level::EMERG, fmt, args...);
+    return _log_if_enabled(level::emerg, fmt, args...);
 }
 
 
@@ -152,48 +152,48 @@ inline spdlog::details::line_logger spdlog::logger::emerg(const char* fmt, const
 
 inline spdlog::details::line_logger spdlog::logger::trace()
 {
-    return _log_if_enabled(level::TRACE);
+    return _log_if_enabled(level::trace);
 }
 
 
 inline spdlog::details::line_logger spdlog::logger::debug()
 {
-    return _log_if_enabled(level::DEBUG);
+    return _log_if_enabled(level::debug);
 }
 
 inline spdlog::details::line_logger spdlog::logger::info()
 {
-    return _log_if_enabled(level::INFO);
+    return _log_if_enabled(level::info);
 }
 
 inline spdlog::details::line_logger spdlog::logger::notice()
 {
-    return _log_if_enabled(level::NOTICE);
+    return _log_if_enabled(level::notice);
 }
 
 inline spdlog::details::line_logger spdlog::logger::warn()
 {
-    return _log_if_enabled(level::WARN);
+    return _log_if_enabled(level::warn);
 }
 
 inline spdlog::details::line_logger spdlog::logger::error()
 {
-    return _log_if_enabled(level::ERR);
+    return _log_if_enabled(level::err);
 }
 
 inline spdlog::details::line_logger spdlog::logger::critical()
 {
-    return _log_if_enabled(level::CRITICAL);
+    return _log_if_enabled(level::critical);
 }
 
 inline spdlog::details::line_logger spdlog::logger::alert()
 {
-    return _log_if_enabled(level::ALERT);
+    return _log_if_enabled(level::alert);
 }
 
 inline spdlog::details::line_logger spdlog::logger::emerg()
 {
-    return _log_if_enabled(level::EMERG);
+    return _log_if_enabled(level::emerg);
 }
 
 
@@ -255,7 +255,7 @@ inline void spdlog::logger::_set_formatter(formatter_ptr msg_formatter)
 
 inline void spdlog::logger::_stop()
 {
-    set_level(level::OFF);
+    set_level(level::off);
 }
 
 

include/spdlog/details/registry.h

@@ -130,7 +130,7 @@ public:
     void stop_all()
     {
         std::lock_guard<std::mutex> lock(_mutex);
-        _level = level::OFF;
+        _level = level::off;
         for (auto& l : _loggers)
             l.second->stop();
     }
@@ -149,7 +149,7 @@ private:
     std::mutex _mutex;
     std::unordered_map <std::string, std::shared_ptr<logger>> _loggers;
     formatter_ptr _formatter;
-    level::level_enum _level = level::INFO;
+    level::level_enum _level = level::info;
     bool _async_mode = false;
     size_t _async_q_size = 0;
 };

include/spdlog/sinks/syslog_sink.h

@@ -50,16 +50,16 @@ public:
     syslog_sink(const std::string& ident = "", int syslog_option=0, int syslog_facility=LOG_USER):
     	_ident(ident)
     {
-        _priorities[static_cast<int>(level::TRACE)] = LOG_DEBUG;
+        _priorities[static_cast<int>(level::trace)] = LOG_DEBUG;
-        _priorities[static_cast<int>(level::DEBUG)] = LOG_DEBUG;
+        _priorities[static_cast<int>(level::debug)] = LOG_DEBUG;
-        _priorities[static_cast<int>(level::INFO)] = LOG_INFO;
+        _priorities[static_cast<int>(level::info)] = LOG_INFO;
-        _priorities[static_cast<int>(level::NOTICE)] = LOG_NOTICE;
+        _priorities[static_cast<int>(level::notice)] = LOG_NOTICE;
-        _priorities[static_cast<int>(level::WARN)] = LOG_WARNING;
+        _priorities[static_cast<int>(level::warn)] = LOG_WARNING;
-        _priorities[static_cast<int>(level::ERR)] = LOG_ERR;
+        _priorities[static_cast<int>(level::err)] = LOG_ERR;
-        _priorities[static_cast<int>(level::CRITICAL)] = LOG_CRIT;
+        _priorities[static_cast<int>(level::critical)] = LOG_CRIT;
-        _priorities[static_cast<int>(level::ALERT)] = LOG_ALERT;
+        _priorities[static_cast<int>(level::alert)] = LOG_ALERT;
-        _priorities[static_cast<int>(level::EMERG)] = LOG_EMERG;
+        _priorities[static_cast<int>(level::emerg)] = LOG_EMERG;
-        _priorities[static_cast<int>(level::OFF)] = LOG_INFO;
+        _priorities[static_cast<int>(level::off)] = LOG_INFO;
 
 		//set ident to be program name if empty
         ::openlog(_ident.empty()? nullptr:_ident.c_str(), syslog_option, syslog_facility);