Api for managing files

src/server.c

@@ -149,8 +149,8 @@ int main(int argc, char *argv[]) {
 
 
     volatile int quit = 0;
-    sig_atomic_t stopNewConnections = 0; // true to stop new connections
-    sig_atomic_t numberOfConnections = 0;
+    volatile int stopNewConnections = 0; // true to stop new connections
+    volatile int numberOfConnections = 0;
 
     while(!quit) {
 	// copio il set nella variabile temporanea per la select