Kernel: Made SyncRequest not pure virtual, with a default implementation of error (as this is not required for all kernel objects)

src/core/hle/kernel/event.cpp

@@ -30,17 +30,6 @@ public:
     std::vector<Handle> waiting_threads;    ///< Threads that are waiting for the event
     std::string name;                       ///< Name of event (optional)
 
-    /**
-     * Synchronize kernel object 
-     * @param wait Boolean wait set if current thread should wait as a result of sync operation
-     * @return Result of operation, 0 on success, otherwise error code
-     */
-    Result SyncRequest(bool* wait) {
-        // TODO(bunnei): ImplementMe
-        ERROR_LOG(KERNEL, "(UMIMPLEMENTED) call");
-        return 0;
-    }
-
     /**
      * Wait for kernel object to synchronize
      * @param wait Boolean wait set if current thread should wait as a result of sync operation

src/core/hle/kernel/kernel.h

@@ -53,7 +53,10 @@ public:
      * @param wait Boolean wait set if current thread should wait as a result of sync operation
      * @return Result of operation, 0 on success, otherwise error code
      */
-    virtual Result SyncRequest(bool* wait) = 0;
+    virtual Result SyncRequest(bool* wait) {
+        ERROR_LOG(KERNEL, "(UNIMPLEMENTED)");
+        return -1;
+    }
 
     /**
      * Wait for kernel object to synchronize
@@ -61,7 +64,6 @@ public:
      * @return Result of operation, 0 on success, otherwise error code
      */
     virtual Result WaitSynchronization(bool* wait) = 0;
-
 };
 
 class ObjectPool : NonCopyable {

src/core/hle/kernel/thread.cpp

@@ -37,16 +37,6 @@ public:
     inline bool IsWaiting() const { return (status & THREADSTATUS_WAIT) != 0; }
     inline bool IsSuspended() const { return (status & THREADSTATUS_SUSPEND) != 0; }
 
-    /**
-     * Synchronize kernel object 
-     * @param wait Boolean wait set if current thread should wait as a result of sync operation
-     * @return Result of operation, 0 on success, otherwise error code
-     */
-    Result SyncRequest(bool* wait) {
-        // TODO(bunnei): ImplementMe
-        return 0;
-    }
-
     /**
      * Wait for kernel object to synchronize
      * @param wait Boolean wait set if current thread should wait as a result of sync operation