Function LookupFunction

source/common/cutscenes/screenjob.cpp:85–103

//=============================================================================

VMFunction* LookupFunction(const char* qname, bool validate)
{
	size_t p = strcspn(qname, ".");
	if (p == 0) 
		I_Error("Call to undefined function %s", qname);
	FName clsname(qname, p, true);
	FName funcname(qname + p + 1, true);

	auto func = PClass::FindFunction(clsname, funcname);
	if (func == nullptr) 
		I_Error("Call to undefined function %s", qname);
	if (validate)
	{
		// these conditions must be met by all functions for this interface.
		if (func->Proto->ReturnTypes.Size() != 0) I_Error("Bad cutscene function %s. Return value not allowed", qname);
		if (func->ImplicitArgs != 0) I_Error("Bad cutscene function %s. Must be static", qname);
	}
	return func;
}

//=============================================================================
//