Added logger

apps/openmw-mp/CMakeLists.txt

@@ -47,6 +47,7 @@ set(SERVER
     Player.cpp
     Networking.cpp
     Utils.cpp
+    Log.cpp
     Script/Script.cpp Script/ScriptFunction.cpp
     Script/ScriptFunctions.cpp
     Script/Functions/Translocations.cpp Script/Functions/Stats.cpp Script/Functions/Items.cpp

apps/openmw-mp/Log.cpp

@@ -0,0 +1,81 @@
+//
+// Created by koncord on 15.08.16.
+//
+
+#include <cstdarg>
+#include <iostream>
+#include <cstring>
+#include "Log.hpp"
+
+using namespace std;
+
+Log *Log::sLog = nullptr;
+
+Log::Log(int logLevel) : logLevel(logLevel)
+{
+
+}
+
+void Log::Create(int logLevel)
+{
+    if(sLog != nullptr)
+        return;
+    sLog = new Log(logLevel);
+}
+
+void Log::Delete()
+{
+    if(sLog == nullptr)
+        return
+    delete sLog;
+    sLog = nullptr;
+}
+
+const Log &Log::Get()
+{
+    return *sLog;
+}
+
+const char* getTime()
+{
+    time_t t = time(0);
+    struct tm *tm = localtime(&t);
+    static char result[20];
+    sprintf(result, "%.4d-%.2d-%.2d %.2d:%.2d:%.2d",
+            1900 + tm->tm_year, tm->tm_mon, tm->tm_mday,
+            tm->tm_hour, tm->tm_min, tm->tm_sec);
+    return result;
+}
+
+void Log::print(int level, const char *file, int line, const char *message, ...) const
+{
+    if(level > logLevel) return;
+    std::string str = "[" + string(getTime()) + "] ";
+
+    if(file != 0 && line != 0)
+        str += "["+ string(file) + ":" + to_string(line) + "] ";
+
+    str += "[";
+    switch(level)
+    {
+        case WARNING:
+            str += "WARN";
+            break;
+        case ERROR:
+            str += "ERR";
+            break;
+        case FATAL:
+            str += "FATAL";
+            break;
+        default:
+            str += "INFO";
+    }
+    str += "]: ";
+    str += message;
+    if(str.back() != '\n')
+        str += '\n';
+    va_list args;
+    va_start(args, message);
+    vprintf(str.c_str(), args);
+    va_end(args);
+}

apps/openmw-mp/Log.hpp

@@ -0,0 +1,44 @@
+//
+// Created by koncord on 15.08.16.
+//
+
+#ifndef OPENMW_LOG_HPP
+#define OPENMW_LOG_HPP
+
+#if defined(NOLOGS)
+#define LOG_INIT(logLevel)
+#define LOG_QUIT()
+#define LOG_MESSAGE(level, msg, ...)
+#define LOG_MESSAGE_SIMPLE(level, msg, ...)
+#else
+#define LOG_INIT(logLevel) Log::Create(logLevel)
+#define LOG_QUIT() Log::Delete()
+#define LOG_MESSAGE(level, msg, ...) Log::Get().print((level), (__FILE__), (__LINE__), (msg), __VA_ARGS__)
+#define LOG_MESSAGE_SIMPLE(level, msg, ...) Log::Get().print((level), (0), (0), (msg), __VA_ARGS__)
+#endif
+
+class Log
+{
+    public:
+        enum
+        {
+            INFO = 0,
+            WARNING,
+            ERROR,
+            FATAL,
+        };
+        static void Create(int logLevel);
+        static void Delete();
+        static const Log &Get();
+        void print(int level, const char *file, int line, const char *message, ...) const;
+    private:
+        Log(int logLevel);
+        Log( const Log& ) = delete;
+        Log& operator=( const Log& ) = delete;
+        static Log * sLog;
+        int logLevel;
+
+};
+
+
+#endif //OPENMW_LOG_HPP

apps/openmw-mp/main.cpp

@@ -2,6 +2,7 @@
 #include <BitStream.h>
 #include "Player.hpp"
 #include "Networking.hpp"
+#include "Log.hpp"
 #include <RakPeer.h>
 #include <MessageIdentifiers.h>
 #include <components/openmw-mp/NetworkMessages.hpp>
@@ -69,6 +70,11 @@ int main(int argc, char *argv[])
 
     loadSettings(mgr);
 
+    int logLevel = mgr.getInt("loglevel", "General");
+    if(logLevel < Log::INFO || logLevel > Log::FATAL)
+        logLevel = Log::INFO;
+    LOG_INIT(logLevel);
+
     int players = mgr.getInt("players", "General");
     int port = mgr.getInt("port", "General");
 
@@ -106,6 +112,8 @@ int main(int argc, char *argv[])
     RakNet::RakPeerInterface::DestroyInstance(peer);
     if (code == 0)
         printf("Quitting peacefully.\n");
+        LOG_MESSAGE_SIMPLE(Log::INFO, "%s", "Quitting peacefully.");
 
+    LOG_QUIT();
     return code;
 }