Files @ r10887:cdbf4a546981
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Location: cpp/openttd-patchpack/source/src/ai/api/ai_list.cpp

Yexo
(svn r15222) -Fix: The squirrel stack was corrupted if an AI called any C++ function during Save().
/* $Id$ */

/** @file ai_list.cpp Implementation of AIList. */

#include <squirrel.h>
#include "ai_list.hpp"

void AIList::AddItem(int32 item, int32 value)
{
	AIAbstractList::AddItem(item);
	this->SetValue(item, value);
}

void AIList::ChangeItem(int32 item, int32 value)
{
	this->SetValue(item, value);
}

void AIList::RemoveItem(int32 item)
{
	AIAbstractList::RemoveItem(item);
}

SQInteger AIList::_set(HSQUIRRELVM vm) {
	if (sq_gettype(vm, 2) != OT_INTEGER) return SQ_ERROR;
	if (sq_gettype(vm, 3) != OT_INTEGER || sq_gettype(vm, 3) == OT_NULL) {
		return sq_throwerror(vm, _SC("you can only assign integers to this list"));
	}

	SQInteger idx, val;
	sq_getinteger(vm, 2, &idx);
	if (sq_gettype(vm, 3) == OT_NULL) {
		this->RemoveItem(idx);
		return 0;
	}

	sq_getinteger(vm, 3, &val);
	if (!this->HasItem(idx)) {
		this->AddItem(idx, val);
		return 0;
	}

	this->ChangeItem(idx, val);
	return 0;
}