xash3d-fwgs
Version:
Xash3D-FWGS emscripten port
1 lines • 501 kB
JavaScript
var Xash3D=(()=>{var _scriptName=globalThis.document?.currentScript?.src;return async function(moduleArg={}){var moduleRtn;var Module=moduleArg;var ENVIRONMENT_IS_WEB=true;var ENVIRONMENT_IS_WORKER=false;var ENVIRONMENT_IS_NODE=false;var ENVIRONMENT_IS_SHELL=false;var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){try{scriptDirectory=new URL(".",_scriptName).href}catch{}{readAsync=async url=>{var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var out=console.log.bind(console);var err=console.error.bind(console);var dynamicLibraries=[];var wasmBinary;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var isFileURI=filename=>filename.startsWith("file://");var readyPromiseResolve,readyPromiseReject;var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;var HEAP64,HEAPU64;var runtimeInitialized=false;function updateMemoryViews(){var b=wasmMemory.buffer;HEAP8=new Int8Array(b);HEAP16=new Int16Array(b);HEAPU8=new Uint8Array(b);HEAPU16=new Uint16Array(b);HEAP32=new Int32Array(b);HEAPU32=new Uint32Array(b);HEAPF32=new Float32Array(b);HEAPF64=new Float64Array(b);HEAP64=new BigInt64Array(b);HEAPU64=new BigUint64Array(b)}var __RELOC_FUNCS__=[];function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(onPreRuns)}function initRuntime(){runtimeInitialized=true;callRuntimeCallbacks(__RELOC_FUNCS__);callRuntimeCallbacks(onInits);if(!Module["noFSInit"]&&!FS.initialized)FS.init();TTY.init();SOCKFS.root=FS.mount(SOCKFS,{},null);PIPEFS.root=FS.mount(PIPEFS,{},null);wasmExports["__wasm_call_ctors"]();callRuntimeCallbacks(onPostCtors);FS.ignorePermissions=false}function preMain(){callRuntimeCallbacks(onMains)}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(onPostRuns)}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);readyPromiseReject?.(e);throw e}var wasmBinaryFile;function findWasmBinary(){return locateFile("xash.wasm")}function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){if(!wasmBinary){try{var response=await readAsync(binaryFile);return new Uint8Array(response)}catch{}}return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason)}}async function instantiateAsync(binary,binaryFile,imports){if(!binary){try{var response=fetch(binaryFile,{credentials:"same-origin"});var instantiationResult=await WebAssembly.instantiateStreaming(response,imports);return instantiationResult}catch(reason){err(`wasm streaming compile failed: ${reason}`);err("falling back to ArrayBuffer instantiation")}}return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){var GOTProxyHandler=new Proxy(new Set(["__start___llvm_prf_data","__stop___llvm_prf_data","__start___llvm_prf_names","__stop___llvm_prf_names","__start___llvm_prf_vns","__stop___llvm_prf_vns","__start___llvm_prf_vtab","__stop___llvm_prf_vtab","__start___llvm_prf_cnts","__stop___llvm_prf_cnts","__start___llvm_prf_bits","__stop___llvm_prf_bits","__start___llvm_prf_vnds","__stop___llvm_prf_vnds"]),GOTHandler);var imports={env:wasmImports,wasi_snapshot_preview1:wasmImports,"GOT.mem":GOTProxyHandler,"GOT.func":GOTProxyHandler};return imports}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;var origExports=wasmExports;mergeLibSymbols(wasmExports,"main");var metadata=getDylinkMetadata(module);if(metadata.neededDynlibs){dynamicLibraries=metadata.neededDynlibs.concat(dynamicLibraries)}assignWasmExports(wasmExports);updateGOT(origExports);LDSO.init();loadDylibs();updateMemoryViews();return wasmExports}function receiveInstantiationResult(result){return receiveInstance(result["instance"],result["module"])}var info=getWasmImports();if(Module["instantiateWasm"]){return new Promise((resolve,reject)=>{Module["instantiateWasm"](info,(inst,mod)=>{resolve(receiveInstance(inst,mod))})})}wasmBinaryFile??=findWasmBinary();var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);var exports=receiveInstantiationResult(result);return exports}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}}var GOT={};var GOTHandler={get(weakImports,symName){var rtn=GOT[symName];if(!rtn){rtn=GOT[symName]=new WebAssembly.Global({value:"i32",mutable:true},-1)}if(!weakImports.has(symName)){rtn.required=true}return rtn}};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var onPostRuns=[];var addOnPostRun=cb=>onPostRuns.push(cb);var onPreRuns=[];var addOnPreRun=cb=>onPreRuns.push(cb);var UTF8Decoder=new TextDecoder;var findStringEnd=(heapOrArray,idx,maxBytesToRead,ignoreNul)=>{var maxIdx=idx+maxBytesToRead;if(ignoreNul)return maxIdx;while(heapOrArray[idx]&&!(idx>=maxIdx))++idx;return idx};var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead,ignoreNul)=>{var endPtr=findStringEnd(heapOrArray,idx,maxBytesToRead,ignoreNul);return UTF8Decoder.decode(heapOrArray.buffer?heapOrArray.subarray(idx,endPtr):new Uint8Array(heapOrArray.slice(idx,endPtr)))};var getDylinkMetadata=binary=>{var offset=0;var end=0;function getU8(){return binary[offset++]}function getLEB(){var ret=0;var mul=1;while(1){var byte=binary[offset++];ret+=(byte&127)*mul;mul*=128;if(!(byte&128))break}return ret}function getString(){var len=getLEB();offset+=len;return UTF8ArrayToString(binary,offset-len,len)}function getStringList(){var count=getLEB();var rtn=[];while(count--)rtn.push(getString());return rtn}function failIf(condition,message){if(condition)throw new Error(message)}if(binary instanceof WebAssembly.Module){var dylinkSection=WebAssembly.Module.customSections(binary,"dylink.0");failIf(dylinkSection.length===0,"need dylink section");binary=new Uint8Array(dylinkSection[0]);end=binary.length}else{var int32View=new Uint32Array(new Uint8Array(binary.subarray(0,24)).buffer);var magicNumberFound=int32View[0]==1836278016;failIf(!magicNumberFound,"need to see wasm magic number");failIf(binary[8]!==0,"need the dylink section to be first");offset=9;var section_size=getLEB();end=offset+section_size;var name=getString();failIf(name!=="dylink.0")}var customSection={neededDynlibs:[],tlsExports:new Set,weakImports:new Set,runtimePaths:[]};var WASM_DYLINK_MEM_INFO=1;var WASM_DYLINK_NEEDED=2;var WASM_DYLINK_EXPORT_INFO=3;var WASM_DYLINK_IMPORT_INFO=4;var WASM_DYLINK_RUNTIME_PATH=5;var WASM_SYMBOL_TLS=256;var WASM_SYMBOL_BINDING_MASK=3;var WASM_SYMBOL_BINDING_WEAK=1;while(offset<end){var subsectionType=getU8();var subsectionSize=getLEB();if(subsectionType===WASM_DYLINK_MEM_INFO){customSection.memorySize=getLEB();customSection.memoryAlign=getLEB();customSection.tableSize=getLEB();customSection.tableAlign=getLEB()}else if(subsectionType===WASM_DYLINK_NEEDED){customSection.neededDynlibs=getStringList()}else if(subsectionType===WASM_DYLINK_EXPORT_INFO){var count=getLEB();while(count--){var symname=getString();var flags=getLEB();if(flags&WASM_SYMBOL_TLS){customSection.tlsExports.add(symname)}}}else if(subsectionType===WASM_DYLINK_IMPORT_INFO){var count=getLEB();while(count--){var modname=getString();var symname=getString();var flags=getLEB();if((flags&WASM_SYMBOL_BINDING_MASK)==WASM_SYMBOL_BINDING_WEAK){customSection.weakImports.add(symname)}}}else if(subsectionType===WASM_DYLINK_RUNTIME_PATH){customSection.runtimePaths=getStringList()}else{offset+=subsectionSize}}return customSection};function getValue(ptr,type="i8"){if(type.endsWith("*"))type="*";switch(type){case"i1":return HEAP8[ptr];case"i8":return HEAP8[ptr];case"i16":return HEAP16[ptr>>1];case"i32":return HEAP32[ptr>>2];case"i64":return HEAP64[ptr>>3];case"float":return HEAPF32[ptr>>2];case"double":return HEAPF64[ptr>>3];case"*":return HEAPU32[ptr>>2];default:abort(`invalid type for getValue: ${type}`)}}var newDSO=(name,handle,syms)=>{var dso={refcount:Infinity,name,exports:syms,global:true};LDSO.loadedLibsByName[name]=dso;if(handle!=undefined){LDSO.loadedLibsByHandle[handle]=dso}return dso};var LDSO={loadedLibsByName:{},loadedLibsByHandle:{},init(){newDSO("__main__",0,wasmImports)}};var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var getMemory=size=>{if(runtimeInitialized){return _calloc(size,1)}var ret=___heap_base;var end=ret+alignMemory(size,16);___heap_base=end;var sbrk_ptr=_emscripten_get_sbrk_ptr();HEAPU32[sbrk_ptr>>2]=end;return ret};var isInternalSym=symName=>["memory","__memory_base","__table_base","__stack_pointer","__indirect_function_table","__cpp_exception","__c_longjmp","__wasm_apply_data_relocs","__dso_handle","__tls_size","__tls_align","__set_stack_limits","_emscripten_tls_init","__wasm_init_tls","__wasm_call_ctors","__start_em_asm","__stop_em_asm","__start_em_js","__stop_em_js"].includes(symName)||symName.startsWith("__em_js__");var getWasmTableEntry=funcPtr=>wasmTable.get(funcPtr);var updateTableMap=(offset,count)=>{if(functionsInTableMap){for(var i=offset;i<offset+count;i++){var item=getWasmTableEntry(i);if(item){functionsInTableMap.set(item,i)}}}};var functionsInTableMap;var getFunctionAddress=func=>{if(!functionsInTableMap){functionsInTableMap=new WeakMap;updateTableMap(0,wasmTable.length)}return functionsInTableMap.get(func)||0};var freeTableIndexes=[];var getEmptyTableSlot=()=>{if(freeTableIndexes.length){return freeTableIndexes.pop()}return wasmTable["grow"](1)};var setWasmTableEntry=(idx,func)=>wasmTable.set(idx,func);var uleb128EncodeWithLen=arr=>{const n=arr.length;return[n%128|128,n>>7,...arr]};var wasmTypeCodes={i:127,p:127,j:126,f:125,d:124,e:111};var generateTypePack=types=>uleb128EncodeWithLen(Array.from(types,type=>{var code=wasmTypeCodes[type];return code}));var convertJsFunctionToWasm=(func,sig)=>{var bytes=Uint8Array.of(0,97,115,109,1,0,0,0,1,...uleb128EncodeWithLen([1,96,...generateTypePack(sig.slice(1)),...generateTypePack(sig[0]==="v"?"":sig[0])]),2,7,1,1,101,1,102,0,0,7,5,1,1,102,0,0);var module=new WebAssembly.Module(bytes);var instance=new WebAssembly.Instance(module,{e:{f:func}});var wrappedFunc=instance.exports["f"];return wrappedFunc};var addFunction=(func,sig)=>{var rtn=getFunctionAddress(func);if(rtn){return rtn}var ret=getEmptyTableSlot();try{setWasmTableEntry(ret,func)}catch(err){if(!(err instanceof TypeError)){throw err}var wrapped=convertJsFunctionToWasm(func,sig);setWasmTableEntry(ret,wrapped)}functionsInTableMap.set(func,ret);return ret};var updateGOT=(exports,replace)=>{for(var symName in exports){if(isInternalSym(symName)){continue}var value=exports[symName];var existingEntry=GOT[symName]&&GOT[symName].value!=-1;if(replace||!existingEntry){var newValue;if(typeof value=="function"){newValue=addFunction(value)}else if(typeof value.value=="number"){newValue=value}else{continue}GOT[symName]??=new WebAssembly.Global({value:"i32",mutable:true});GOT[symName].value=newValue}}};var isImmutableGlobal=val=>{if(val instanceof WebAssembly.Global){try{val.value=val.value}catch{return true}}return false};var relocateExports=(exports,memoryBase=0)=>{function relocateExport(name,value){if(isImmutableGlobal(value)){return new WebAssembly.Global({value:"i32"},value.value+memoryBase)}return value}var relocated={};for(var e in exports){relocated[e]=relocateExport(e,exports[e])}return relocated};var isSymbolDefined=symName=>{var existing=wasmImports[symName];if(!existing||existing.stub){return false}return true};var createNamedFunction=(name,func)=>Object.defineProperty(func,"name",{value:name});var dynCall=(sig,ptr,args=[],promising=false)=>{var func=getWasmTableEntry(ptr);var rtn=func(...args);function convert(rtn){return rtn}return convert(rtn)};var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var createInvokeFunction=sig=>(ptr,...args)=>{var sp=stackSave();try{return dynCall(sig,ptr,args)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0);if(sig[0]=="j")return 0n}};var resolveGlobalSymbol=(symName,direct=false)=>{var sym;if(isSymbolDefined(symName)){sym=wasmImports[symName]}else if(symName.startsWith("invoke_")){sym=wasmImports[symName]=createNamedFunction(symName,createInvokeFunction(symName.split("_")[1]))}return{sym,name:symName}};var onPostCtors=[];var addOnPostCtor=cb=>onPostCtors.push(cb);var UTF8ToString=(ptr,maxBytesToRead,ignoreNul)=>{if(!ptr)return"";var end=findStringEnd(HEAPU8,ptr,maxBytesToRead,ignoreNul);return UTF8Decoder.decode(HEAPU8.subarray(ptr,end))};var loadWebAssemblyModule=(binary,flags,libName,localScope,handle)=>{var metadata=getDylinkMetadata(binary);function loadModule(){var memAlign=Math.pow(2,metadata.memoryAlign);var memoryBase=metadata.memorySize?alignMemory(getMemory(metadata.memorySize+memAlign),memAlign):0;var tableBase=metadata.tableSize?wasmTable.length:0;if(handle){HEAP8[handle+8]=1;HEAPU32[handle+12>>2]=memoryBase;HEAP32[handle+16>>2]=metadata.memorySize;HEAPU32[handle+20>>2]=tableBase;HEAP32[handle+24>>2]=metadata.tableSize}if(metadata.tableSize){wasmTable.grow(metadata.tableSize)}var moduleExports;function resolveSymbol(sym){var resolved=resolveGlobalSymbol(sym).sym;if(!resolved&&localScope){resolved=localScope[sym]}if(!resolved){resolved=moduleExports[sym]}return resolved}var proxyHandler={get(stubs,prop){switch(prop){case"__memory_base":return memoryBase;case"__table_base":return tableBase}if(prop in wasmImports&&!wasmImports[prop].stub){var res=wasmImports[prop];return res}if(!(prop in stubs)){var resolved;stubs[prop]=(...args)=>{resolved||=resolveSymbol(prop);return resolved(...args)}}return stubs[prop]}};var proxy=new Proxy({},proxyHandler);var GOTProxy=new Proxy(metadata.weakImports,GOTHandler);var info={"GOT.mem":GOTProxy,"GOT.func":GOTProxy,env:proxy,wasi_snapshot_preview1:proxy};function postInstantiation(module,instance){updateTableMap(tableBase,metadata.tableSize);moduleExports=relocateExports(instance.exports,memoryBase);updateGOT(moduleExports);if(!flags.allowUndefined){reportUndefinedSymbols()}function addEmAsm(addr,body){var args=[];for(var arity=0;;arity++){var argName="$"+arity;if(!body.includes(argName))break;args.push(argName)}args=args.join(",");var func=`(${args}) => { ${body} };`;ASM_CONSTS[start]=eval(func)}if("__start_em_asm"in moduleExports){var start=moduleExports["__start_em_asm"].value;var stop=moduleExports["__stop_em_asm"].value;while(start<stop){var jsString=UTF8ToString(start);addEmAsm(start,jsString);start=HEAPU8.indexOf(0,start)+1}}function addEmJs(name,cSig,body){var jsArgs=[];cSig=cSig.slice(1,-1);if(cSig!="void"){cSig=cSig.split(",");for(var arg of cSig){var jsArg=arg.split(" ").pop();jsArgs.push(jsArg.replaceAll("*",""))}}var func=`(${jsArgs}) => ${body};`;moduleExports[name]=eval(func)}for(var name in moduleExports){if(name.startsWith("__em_js__")){var start=moduleExports[name].value;var jsString=UTF8ToString(start);var[sig,body]=jsString.split("<::>");addEmJs(name.replace("__em_js__",""),sig,body);delete moduleExports[name]}}var applyRelocs=moduleExports["__wasm_apply_data_relocs"];if(applyRelocs){if(runtimeInitialized){applyRelocs()}else{__RELOC_FUNCS__.push(applyRelocs)}}var init=moduleExports["__wasm_call_ctors"];if(init){if(runtimeInitialized){init()}else{addOnPostCtor(init)}}return moduleExports}if(flags.loadAsync){return(async()=>{var instance;if(binary instanceof WebAssembly.Module){instance=new WebAssembly.Instance(binary,info)}else{({module:binary,instance}=await WebAssembly.instantiate(binary,info))}return postInstantiation(binary,instance)})()}var module=binary instanceof WebAssembly.Module?binary:new WebAssembly.Module(binary);var instance=new WebAssembly.Instance(module,info);return postInstantiation(module,instance)}flags={...flags,rpath:{parentLibPath:libName,paths:metadata.runtimePaths}};if(flags.loadAsync){return metadata.neededDynlibs.reduce((chain,needed)=>chain.then(()=>{needed=findLibraryFS(needed,flags.rpath)??needed;return loadDynamicLibrary(needed,flags,localScope)}),Promise.resolve()).then(loadModule)}for(var needed of metadata.neededDynlibs){needed=findLibraryFS(needed,flags.rpath)??needed;loadDynamicLibrary(needed,flags,localScope)}return loadModule()};var mergeLibSymbols=(exports,libName)=>{for(var[sym,exp]of Object.entries(exports)){const setImport=target=>{if(!isSymbolDefined(target)){wasmImports[target]=exp}};setImport(sym);const main_alias="__main_argc_argv";if(sym=="main"){setImport(main_alias)}if(sym==main_alias){setImport("main")}}};var asyncLoad=async url=>{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};var preloadPlugins=[];var registerWasmPlugin=()=>{var wasmPlugin={promiseChainEnd:Promise.resolve(),canHandle:name=>!Module["noWasmDecoding"]&&name.endsWith(".so"),handle:async(byteArray,name)=>wasmPlugin.promiseChainEnd=wasmPlugin.promiseChainEnd.then(async()=>{try{var exports=await loadWebAssemblyModule(byteArray,{loadAsync:true,nodelete:true},name,{})}catch(error){throw new Error(`failed to instantiate wasm: ${name}: ${error}`)}preloadedWasm[name]=exports;return byteArray})};preloadPlugins.push(wasmPlugin)};var preloadedWasm={};var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.slice(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.slice(0,-1)}return root+dir},basename:path=>path&&path.match(/([^\/]+|\/)\/*$/)[1],join:(...paths)=>PATH.normalize(paths.join("/")),join2:(l,r)=>PATH.normalize(l+"/"+r)};var replaceORIGIN=(parentLibName,rpath)=>{if(rpath.startsWith("$ORIGIN")){var origin=PATH.dirname(parentLibName);return rpath.replace("$ORIGIN",origin)}return rpath};var withStackSave=f=>{var stack=stackSave();var ret=f();stackRestore(stack);return ret};var stackAlloc=sz=>__emscripten_stack_alloc(sz);var lengthBytesUTF8=str=>{var len=0;for(var i=0;i<str.length;++i){var c=str.charCodeAt(i);if(c<=127){len++}else if(c<=2047){len+=2}else if(c>=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i<str.length;++i){var u=str.codePointAt(i);if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63;i++}}heap[outIdx]=0;return outIdx-startIdx};var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);var stringToUTF8OnStack=str=>{var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8(str,ret,size);return ret};var initRandomFill=()=>view=>crypto.getRandomValues(view);var randomFill=view=>{(randomFill=initRandomFill())(view)};var PATH_FS={resolve:(...args)=>{var resolvedPath="",resolvedAbsolute=false;for(var i=args.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?args[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).slice(1);to=PATH_FS.resolve(to).slice(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}};var FS_stdin_getChar_buffer=[];var intArrayFromString=(stringy,dontAddNull,length)=>{var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array};var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(globalThis.window?.prompt){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.atime=Date.now()}return bytesRead},write(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.mtime=stream.node.ctime=Date.now()}return i}},default_tty_ops:{get_char(tty){return FS_stdin_getChar()},put_char(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output?.length>0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output?.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(ptr,size)=>HEAPU8.fill(0,ptr,ptr+size);var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]!=null){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){if(!MEMFS.doesNotExistError){MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="<generic error, no stack>"}throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size},write(stream,buffer,offset,length,position,canOwn){if(!length)return 0;var node=stream.node;node.mtime=node.ctime=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position},mmap(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}if(contents){if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}HEAP8.set(contents,ptr)}}return{ptr,allocated}},msync(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var IDBFS={dbs:{},indexedDB:()=>indexedDB,DB_VERSION:21,DB_STORE_NAME:"FILE_DATA",queuePersist:mount=>{function onPersistComplete(){if(mount.idbPersistState==="again")startPersist();else mount.idbPersistState=0}function startPersist(){mount.idbPersistState="idb";IDBFS.syncfs(mount,false,onPersistComplete)}if(!mount.idbPersistState){mount.idbPersistState=setTimeout(startPersist,0)}else if(mount.idbPersistState==="idb"){mount.idbPersistState="again"}},mount:mount=>{var mnt=MEMFS.mount(mount);if(mount?.opts?.autoPersist){mount.idbPersistState=0;var memfs_node_ops=mnt.node_ops;mnt.node_ops={...mnt.node_ops};mnt.node_ops.mknod=(parent,name,mode,dev)=>{var node=memfs_node_ops.mknod(parent,name,mode,dev);node.node_ops=mnt.node_ops;node.idbfs_mount=mnt.mount;node.memfs_stream_ops=node.stream_ops;node.stream_ops={...node.stream_ops};node.stream_ops.write=(stream,buffer,offset,length,position,canOwn)=>{stream.node.isModified=true;return node.memfs_stream_ops.write(stream,buffer,offset,length,position,canOwn)};node.stream_ops.close=stream=>{var n=stream.node;if(n.isModified){IDBFS.queuePersist(n.idbfs_mount);n.isModified=false}if(n.memfs_stream_ops.close)return n.memfs_stream_ops.close(stream)};IDBFS.queuePersist(mnt.mount);return node};mnt.node_ops.rmdir=(...args)=>(IDBFS.queuePersist(mnt.mount),memfs_node_ops.rmdir(...args));mnt.node_ops.symlink=(...args)=>(IDBFS.queuePersist(mnt.mount),memfs_node_ops.symlink(...args));mnt.node_ops.unlink=(...args)=>(IDBFS.queuePersist(mnt.mount),memfs_node_ops.unlink(...args));mnt.node_ops.rename=(...args)=>(IDBFS.queuePersist(mnt.mount),memfs_node_ops.rename(...args))}return mnt},syncfs:(mount,populate,callback)=>{IDBFS.getLocalSet(mount,(err,local)=>{if(err)return callback(err);IDBFS.getRemoteSet(mount,(err,remote)=>{if(err)return callback(err);var src=populate?remote:local;var dst=populate?local:remote;IDBFS.reconcile(src,dst,callback)})})},quit:()=>{for(var value of Object.values(IDBFS.dbs)){value.close()}IDBFS.dbs={}},getDB:(name,callback)=>{var db=IDBFS.dbs[name];if(db){return callback(null,db)}var req;try{req=IDBFS.indexedDB().open(name,IDBFS.DB_VERSION)}catch(e){return callback(e)}if(!req){return callback("Unable to connect to IndexedDB")}req.onupgradeneeded=e=>{var db=e.target.result;var transaction=e.target.transaction;var fileStore;if(db.objectStoreNames.contains(IDBFS.DB_STORE_NAME)){fileStore=transaction.objectStore(IDBFS.DB_STORE_NAME)}else{fileStore=db.createObjectStore(IDBFS.DB_STORE_NAME)}if(!fileStore.indexNames.contains("timestamp")){fileStore.createIndex("timestamp","timestamp",{unique:false})}};req.onsuccess=()=>{db=req.result;IDBFS.dbs[name]=db;callback(null,db)};req.onerror=e=>{callback(e.target.error);e.preventDefault()}},getLocalSet:(mount,callback)=>{var entries={};function isRealDir(p){return p!=="."&&p!==".."}function toAbsolute(root){return p=>PATH.join2(root,p)}var check=FS.readdir(mount.mountpoint).filter(isRealDir).map(toAbsolute(mount.mountpoint));while(check.length){var path=check.pop();var stat;try{stat=FS.stat(path)}catch(e){return callback(e)}if(FS.isDir(stat.mode)){check.push(...FS.readdir(path).filter(isRealDir).map(toAbsolute(path)))}entries[path]={timestamp:stat.mtime}}return callback(null,{type:"local",entries})},getRemoteSet:(mount,callback)=>{var entries={};IDBFS.getDB(mount.mountpoint,(err,db)=>{if(err)return callback(err);try{var transaction=db.transaction([IDBFS.DB_STORE_NAME],"readonly");transaction.onerror=e=>{callback(e.target.error);e.preventDefault()};var store=transaction.objectStore(IDBFS.DB_STORE_NAME);var index=store.index("timestamp");index.openKeyCursor().onsuccess=event=>{var cursor=event.target.result;if(!cursor){return callback(null,{type:"remote",db,entries})}entries[cursor.primaryKey]={timestamp:cursor.key};cursor.continue()}}catch(e){return callback(e)}})},loadLocalEntry:(path,callback)=>{var stat,node;try{var lookup=FS.lookupPath(path);node=lookup.node;stat=FS.stat(path)}catch(e){return callback(e)}if(FS.isDir(stat.mode)){return callback(null,{timestamp:stat.mtime,mode:stat.mode})}else if(FS.isFile(stat.mode)){node.contents=MEMFS.getFileDataAsTypedArray(node);return callback(null,{timestamp:stat.mtime,mode:stat.mode,contents:node.contents})}else{return callback(new Error("node type not supported"))}},storeLocalEntry:(path,entry,callback)=>{try{if(FS.isDir(entry["mode"])){FS.mkdirTree(path,entry["mode"])}else if(FS.isFile(entry["mode"])){FS.writeFile(path,entry["contents"],{canOwn:true})}else{return callback(new Error("node type not supported"))}FS.chmod(path,entry["mode"]);FS.utime(path,entry["timestamp"],entry["timestamp"])}catch(e){return callback(e)}callback(null)},removeLocalEntry:(path,callback)=>{try{var stat=FS.stat(path);if(FS.isDir(stat.mode)){FS.rmdir(path)}else if(FS.isFile(stat.mode)){FS.unlink(path)}}catch(e){return callback(e)}callback(null)},loadRemoteEntry:(store,path,callback)=>{var req=store.get(path);req.onsuccess=event=>callback(null,event.target.result);req.onerror=e=>{callback(e.target.error);e.preventDefault()}},storeRemoteEntry:(store,path,entry,callback)=>{try{var req=store.put(entry,path)}catch(e){callback(e);return}req.onsuccess=event=>callback();req.onerror=e=>{callback(e.target.error);e.preventDefault()}},removeRemoteEntry:(store,path,callback)=>{var req=store.delete(path);req.onsuccess=event=>callback();req.onerror=e=>{callback(e.target.error);e.preventDefault()}},reconcile:(src,dst,callback)=>{var total=0;var create=[];for(var[key,e]of Object.entries(src.entries)){var e2=dst.entries[key];if(!e2||e["timestamp"].getTime()!=e2["timestamp"].getTime()){create.push(key);total++}}var remove=[];for(var key of Object.keys(dst.entries)){if(!src.entries[key]){remove.push(key);total++}}if(!total){return callback(null)}var errored=false;var db=src.type==="remote"?src.db:dst.db;var transaction=db.transaction([IDBFS.DB_STORE_NAME],"readwrite");var store=transaction.objectStore(IDBFS.DB_STORE_NAME);function done(err){if(err&&!errored){errored=true;return callback(err)}}transaction.onerror=transaction.onabort=e=>{done(e.target.error);e.preventDefault()};transaction.oncomplete=e=>{if(!errored){callback(null)}};for(const path of create.sort()){if(dst.type==="local"){IDBFS.loadRemoteEntry(store,path,(err,entry)=>{if(err)return done(err);IDBFS.storeLocalEntry(path,entry,done)})}else{IDBFS.loadLocalEntry(path,(err,entry)=>{if(err)return done(err);IDBFS.storeRemoteEntry(store,path,entry,done)})}}for(var path of remove.sort().reverse()){if(dst.type==="local"){IDBFS.removeLocalEntry(path,done)}else{IDBFS.removeRemoteEntry(store,path,done)}}}};var FS_createDataFile=(...args)=>FS.createDataFile(...args);var getUniqueRunDependency=id=>id;var runDependencies=0;var dependenciesFulfilled=null;var removeRunDependency=id=>{runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}};var addRunDependency=id=>{runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)};var FS_handledByPreloadPlugin=async(byteArray,fullname)=>{if(typeof Browser!="undefined")Browser.init();for(var plugin of preloadPlugins){if(plugin["canHandle"](fullname)){return plugin["handle"](byteArray,fullname)}}return byteArray};var FS_preloadFile=async(parent,name,url,canRead,canWrite,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);addRunDependency(dep);try{var byteArray=url;if(typeof url=="string"){byteArray=await asyncLoad(url)}byteArray=await FS_handledByPreloadPlugin(byteArray,fullname);preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}}finally{removeRunDependency(dep)}};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{FS_preloadFile(parent,name,url,canRead,canWrite,dontCreateFile,canOwn,preFinish).then(onload).catch(onerror)};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,filesystems:null,syncFSRequests:0,readFiles:{},ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path){throw new FS.ErrnoError(44)}opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}if(parts[i]==="."){continue}if(parts[i]===".."){current_path=PATH.dirname(current_path);if(FS.isRoot(current)){path=current_path+"/"+parts.slice(i+1).join("/");nlinks--;continue linkloop}else{current=current.parent}continue}current_path=PATH.join2(current_path,parts[i]);try{current=FS.lookupNode(current,parts[i])}catch(e){if(e?.errno===44&&islast&&opts.noent_okay){return{path:current_path}}throw e}if(FS.isMountpoint(current)&&(!islast||opts.follow_mount)){current=current.mounted.root}if(FS.isLink(current.mode)&&(!islast||opts.follow)){if(!current.node_ops.readlink){throw new FS.ErrnoError(52)}var link=current.node_ops.readlink(current);if(!PATH.isAbs(link)){link=PATH.dirname(current_path)+"/"+link}path=link+"/"+parts.slice(i+1).join("/");continue linkloop}}return{path:current_path,node:current}}throw new FS.ErrnoError(32)},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&(512|64)){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},checkOpExists(op,err){if(!op){throw new FS.ErrnoError(err)}return op},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return stream},doSetAttr(stream,node,attr){var setattr=stream?.stream_ops.setattr;var arg=setattr?stream:node;setattr??=node.node_ops.setattr;FS.checkOpExists(setattr,63);setattr(arg,attr)},chrdev_stream_ops:{open(stream){var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;stream.stream_ops.open?.(stream)},llseek(){throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice(dev,ops){FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts(mount){var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push(...m.mounts)}return mounts},syncfs(populate,callback){if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}for(var mount of mounts){if(mount.type.syncfs){mount.type.syncfs(mount,populate,done)}else{done(null)}}},mount(type,opts,mountpoint){var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type,opts,mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount(mountpoint){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);for(var[hash,current]of Object.entries(FS.nameTable)){while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}}node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup(parent,name){return parent.node_ops.lookup(parent,name)},mknod(path,mode,dev){var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name){throw new FS.ErrnoError(28)}if(name==="."||name===".."){throw new FS.ErrnoError(20)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},statfs(path){return FS.statfsNode(FS.lookupPath(path,{follow:true}).node)},statfsStream(stream){return FS.statfsNode(stream.node)},statfsNode(node){var rtn={bsize:4096,frsize:4096,blocks:1e6,bfree:5e5,bavail:5e5,files:FS.nextInode,ffree:FS.nextInode-1,fsid:42,flags:2,namelen:255};if(node.node_ops.statfs){Object.assign(rtn,node.node_ops.statfs(node.mount.opts.root))}return rtn},create(path,mode=438){mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir(path,mode=511){mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree(path,mode){var dirs=path.split("/");var d="";for(var dir of dirs){if(!dir)continue;if(d||PATH.isAbs(path))d+="/";d+=dir;try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}},mkdev(path,mode,dev){if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)},symlink(oldpath,newpath){if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)},rename(old_path,new_path){var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);i