/* $Id$ */ #include <squirrel.h> #include "../stdafx.h" /* The reason this exists in C++, is that a user can trash his ai/ dir, * leaving no AIs available. The complexity to solve this is insane, and * therefor the alternative is used, and make sure there is always an AI * available, no matter what the situation is. By defining it in C++, there * is simply now way a user can delete it, and therefor safe to use. It has * to be noted that this AI is complete invisible for the user, and impossible * to select manual. It is a fail-over in case no AIs are available. */ const SQChar dummy_script_info[] = _SC(" \n\ class DummyAI extends AIInfo { \n\ function GetAuthor() { return \"OpenTTD NoAI Developers Team\"; } \n\ function GetName() { return \"DummyAI\"; } \n\ function GetShortName() { return \"DUMM\"; } \n\ function GetDescription() { return \"A Dummy AI that is loaded when your ai/ dir is empty\"; }\n\ function GetVersion() { return 1; } \n\ function GetDate() { return \"2008-07-26\"; } \n\ function CreateInstance() { return \"DummyAI\"; } \n\ } \n\ \n\ RegisterDummyAI(DummyAI()); \n\ "); const SQChar dummy_script[] = _SC(" \n\ class DummyAI extends AIController { \n\ function Start() { \n\ AILog.Error(\"No suitable AI found to load.\"); \n\ AILog.Error(\"This AI is a dummy AI and won't do anything.\"); \n\ AILog.Error(\"Please add one or several AIs in your ai/ directory.\"); \n\ } \n\ } \n\ "); void AI_CreateAIInfoDummy(HSQUIRRELVM vm) { sq_pushroottable(vm); /* Load and run the script */ if (SQ_SUCCEEDED(sq_compilebuffer(vm, dummy_script_info, scstrlen(dummy_script_info), _SC("dummy"), SQTrue))) { sq_push(vm, -2); if (SQ_SUCCEEDED(sq_call(vm, 1, SQFalse, SQTrue))) { sq_pop(vm, 1); return; } } NOT_REACHED(); } void AI_CreateAIDummy(HSQUIRRELVM vm) { sq_pushroottable(vm); /* Load and run the script */ if (SQ_SUCCEEDED(sq_compilebuffer(vm, dummy_script, scstrlen(dummy_script), _SC("dummy"), SQTrue))) { sq_push(vm, -2); if (SQ_SUCCEEDED(sq_call(vm, 1, SQFalse, SQTrue))) { sq_pop(vm, 1); return; } } NOT_REACHED(); }