Function SysKernelObjectWaitOne

Kernel/src/arch/x86_64/syscalls.cpp:2543–2558

//////////////////////// \brief SysKernelObjectWaitOne (object) Wait on one KernelObject \param object (handle_t) Object to wait on \return negative error code on failure ////////////////////////

/// \return negative error code on failure
/////////////////////////////
long SysKernelObjectWaitOne(regs64_t* r){
	process_t* currentProcess = Scheduler::GetCurrentProcess();

	Handle* handle;
	if(Scheduler::FindHandle(currentProcess, SC_ARG0(r), &handle)){
		Log::Warning("SysKernelObjectWaitOne: Invalid handle ID %d", SC_ARG0(r));
		return -EINVAL;
	}

	KernelObjectWatcher watcher;

	watcher.WatchObject(handle->ko, 0);
	watcher.Wait();

	return 0;
}

/////////////////////////////
/// \brief SysKernelObjectWait (objects, count)