+ multiple process entries per event type

src/internal.cpp

@@ -37,8 +37,11 @@ namespace vkvm {
 
     auto callEvent(EventType type) -> bool {
         auto ivt = getInterrupTable();
-        if (ivt[type].pid != 0) {
+        for(int i = 0; i < impl.interruptEntrysPerEventType;i++){
-            sendSignal(ivt[type].pid, ivt[type].signum);
+            auto &entry= ivt[type * impl.interruptEntrysPerEventType + i];
+            if (entry.pid != 0) {
+                sendSignal(entry.pid, entry.signum);
+            }
         }
         return true;
     }

src/internal.hpp

@@ -54,7 +54,8 @@ constexpr int keyboardBufferSize = 16;
         int sharedMemoryPid;
         key_t sharedMemoryKey;
         int sharedMemorySize;
-        int interruptEntyCount = 64; //NOLINT
+        int interruptEntyCount = 256; //NOLINT
+        int interruptEntrysPerEventType = 8;
         int reservedSize = 1024; //NOLINT
         std::vector<std::function<void()>> eventTable;
     };

src/vkvm.cpp

@@ -37,8 +37,12 @@ namespace vkvm {
 
         lockSharedMemory();
 
-        ivt[type].pid = getpid();
+        for(int i = 0; i < impl.interruptEntrysPerEventType;i++){
-        ivt[type].signum = signum;
+            auto &entry= ivt[type * impl.interruptEntrysPerEventType + i];
+            if (entry.pid == 0) {
+
+                entry.pid = getpid();
+                entry.signum = signum;
                 impl.eventTable.push_back(handler);
 
                 onSignal(signum, [](int sig){
@@ -48,11 +52,13 @@ namespace vkvm {
                         }
                     }
                 });
-
                 unlockSharedMemory();
-
                 return true;
             }
+        }
+        unlockSharedMemory();
+        return false;
+    }
 
     auto setPixel(int x, int y, Color color) -> bool {
         char *ptr = getPixelArea() + (y * getWidth() + x) * 3;