+ logging with multiple arguments

src/SharedMemoryAccess.cpp

@@ -57,16 +57,9 @@ int semaphoreOperation(int op) {
 }
 
 void writeSharedMemory(char *data, int size, int offset) {
-    int shmId = shmget(impl.sharedMemoryKey, 0, 0); // dont init just get the ID if already existing.
-    if (shmId >= 0) {
-        std::cout << "writing" << std::endl;
-        auto *shm_pointer = reinterpret_cast<char *>(shmat(shmId, nullptr, 0));
-        semaphoreOperation(LOCK);
-        memcpy(shm_pointer + offset, data, size);
-        shmdt(shm_pointer);                                     //close shm_pointer
-        semaphoreOperation(UNLOCK);
-        std::cout << "writing successed" << std::endl;
-    }
+    lockSharedMemory();
+    memcpy(getSharedMemory() + offset, data, size);
+    unlockSharedMemory();
 }
 
 char *getSharedMemory() {

src/log.cpp

@@ -71,7 +71,7 @@ void logTime(){
 }
 
 //log the message
-void log(const std::string &msg, LogLevel level) {
+void log(LogLevel level, const std::string &msg) {
     if(level >= logLevel) {
         std::string levelName = getLevelName(level);
         const int maxLevelNameLength = 8;

src/log.h

@@ -2,6 +2,7 @@
 #define LIBRARY_LOG_H
 
 #include <string>
+#include <sstream>
 
 enum LogLevel{
     DEBUG = 1,
@@ -17,7 +18,26 @@ enum LogLevel{
  * @author Julian Hinxlage
  * @since 0.1.0
  */
-void log(const std::string &msg, LogLevel level = LogLevel::INFO);
+void log(LogLevel level, const std::string &msg);
+
+
+template<typename T>
+static void buildString(std::stringstream &stream, T t) {
+    stream << t;
+}
+
+template<typename T, typename... Ts>
+static void buildString(std::stringstream &stream, T t, Ts... ts) {
+    stream << t;
+    buildString(stream, ts...);
+}
+
+template<typename... T>
+static void log(LogLevel level, T... t){
+    std::stringstream stream;
+    buildString(stream, t...);
+    log(level, stream.str());
+}
 
 
 /**

src/vkvm.h

@@ -7,6 +7,7 @@
 #include "FontType.h"
 #include "KeyCode.h"
 #include "LayoutVersion.h"
+#include "log.h"
 #include <functional>
 #include <string>