Function Script_General_IsEnemy

src/script/general.c:371–387

* Check if a Unit/Structure is an enemy. * * Stack: 1 - An encoded index. * * @param script The script engine to operate on. * @return Zero if and only if the Unit/Structure is friendly. */

 * @return Zero if and only if the Unit/Structure is friendly.
 */
uint16 Script_General_IsEnemy(ScriptEngine *script)
{
	uint8 houseID;
	uint16 index;

	index = STACK_PEEK(1);

	if (!Tools_Index_IsValid(index)) return 0;

	houseID = (g_scriptCurrentUnit != NULL) ? Unit_GetHouseID(g_scriptCurrentUnit) : g_scriptCurrentObject->houseID;

	switch (Tools_Index_GetType(index)) {
		case IT_UNIT:      return (Unit_GetHouseID(Tools_Index_GetUnit(index)) != houseID) ? 1 : 0;
		case IT_STRUCTURE: return (Tools_Index_GetStructure(index)->o.houseID != houseID) ? 1 : 0;
		default:           return 0;
	}
}

/**
 * Two sided function. If the parameter is an index, it will return 1 if and