var engine = (function () {
'use strict';

function createCommonjsModule(fn, basedir, module) {
	return module = {
	  path: basedir,
	  exports: {},
	  require: function (path, base) {
      return commonjsRequire(path, (base === undefined || base === null) ? module.path : base);
    }
	}, fn(module, module.exports), module.exports;
}

function commonjsRequire () {
	throw new Error('Dynamic requires are not currently supported by @rollup/plugin-commonjs');
}

var perfetto_version = createCommonjsModule(function (module, exports) {
Object.defineProperty(exports, "__esModule", { value: true });
exports.SCM_REVISION = exports.VERSION = void 0;
exports.VERSION = "v23.0-d7b55ea62";
exports.SCM_REVISION = "d7b55ea623d1106cb4e1961a4180caf1280ec6ab";

});

var logging = createCommonjsModule(function (module, exports) {
// Copyright (C) 2018 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
Object.defineProperty(exports, "__esModule", { value: true });
exports.reportError = exports.setErrorHandler = exports.assertFalse = exports.assertTrue = exports.assertExists = void 0;

let errorHandler = (_) => { };
function assertExists(value) {
    if (value === null || value === undefined) {
        throw new Error('Value doesn\'t exist');
    }
    return value;
}
exports.assertExists = assertExists;
function assertTrue(value, optMsg) {
    if (value !== true) {
        throw new Error(optMsg ? optMsg : 'Failed assertion');
    }
}
exports.assertTrue = assertTrue;
function assertFalse(value, optMsg) {
    assertTrue(!value, optMsg);
}
exports.assertFalse = assertFalse;
function setErrorHandler(handler) {
    errorHandler = handler;
}
exports.setErrorHandler = setErrorHandler;
function reportError(err) {
    let errLog = '';
    let errorObj = undefined;
    if (err instanceof ErrorEvent) {
        errLog = err.message;
        errorObj = err.error;
    }
    else if (err instanceof PromiseRejectionEvent) {
        errLog = `${err.reason}`;
        errorObj = err.reason;
    }
    else {
        errLog = `${err}`;
    }
    if (errorObj !== undefined && errorObj !== null) {
        const errStack = errorObj.stack;
        errLog += '\n';
        errLog += errStack !== undefined ? errStack : JSON.stringify(errorObj);
    }
    errLog += '\n\n';
    errLog += `${perfetto_version.VERSION} ${perfetto_version.SCM_REVISION}\n`;
    errLog += `UA: ${navigator.userAgent}\n`;
    console.error(errLog, err);
    errorHandler(errLog);
}
exports.reportError = reportError;

});

var deferred = createCommonjsModule(function (module, exports) {
// Copyright (C) 2018 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
Object.defineProperty(exports, "__esModule", { value: true });
exports.defer = void 0;
/**
 * Create a promise with exposed resolve and reject callbacks.
 */
function defer() {
    let resolve = null;
    let reject = null;
    const p = new Promise((res, rej) => [resolve, reject] = [res, rej]);
    return Object.assign(p, { resolve, reject });
}
exports.defer = defer;

});

var trace_processor = createCommonjsModule(function (module, exports) {
var trace_processor_wasm = (function() {
  var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename;
  return (
function(trace_processor_wasm) {
  trace_processor_wasm = trace_processor_wasm || {};

var Module = typeof trace_processor_wasm !== "undefined" ? trace_processor_wasm : {};

var readyPromiseResolve, readyPromiseReject;

Module["ready"] = new Promise(function(resolve, reject) {
 readyPromiseResolve = resolve;
 readyPromiseReject = reject;
});

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_main")) {
 Object.defineProperty(Module["ready"], "_main", {
  configurable: true,
  get: function() {
   abort("You are getting _main on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_main", {
  configurable: true,
  set: function() {
   abort("You are setting _main on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_emscripten_stack_get_end")) {
 Object.defineProperty(Module["ready"], "_emscripten_stack_get_end", {
  configurable: true,
  get: function() {
   abort("You are getting _emscripten_stack_get_end on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_emscripten_stack_get_end", {
  configurable: true,
  set: function() {
   abort("You are setting _emscripten_stack_get_end on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_emscripten_stack_get_free")) {
 Object.defineProperty(Module["ready"], "_emscripten_stack_get_free", {
  configurable: true,
  get: function() {
   abort("You are getting _emscripten_stack_get_free on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_emscripten_stack_get_free", {
  configurable: true,
  set: function() {
   abort("You are setting _emscripten_stack_get_free on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_emscripten_stack_init")) {
 Object.defineProperty(Module["ready"], "_emscripten_stack_init", {
  configurable: true,
  get: function() {
   abort("You are getting _emscripten_stack_init on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_emscripten_stack_init", {
  configurable: true,
  set: function() {
   abort("You are setting _emscripten_stack_init on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_stackSave")) {
 Object.defineProperty(Module["ready"], "_stackSave", {
  configurable: true,
  get: function() {
   abort("You are getting _stackSave on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_stackSave", {
  configurable: true,
  set: function() {
   abort("You are setting _stackSave on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_stackRestore")) {
 Object.defineProperty(Module["ready"], "_stackRestore", {
  configurable: true,
  get: function() {
   abort("You are getting _stackRestore on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_stackRestore", {
  configurable: true,
  set: function() {
   abort("You are setting _stackRestore on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_stackAlloc")) {
 Object.defineProperty(Module["ready"], "_stackAlloc", {
  configurable: true,
  get: function() {
   abort("You are getting _stackAlloc on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_stackAlloc", {
  configurable: true,
  set: function() {
   abort("You are setting _stackAlloc on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "___wasm_call_ctors")) {
 Object.defineProperty(Module["ready"], "___wasm_call_ctors", {
  configurable: true,
  get: function() {
   abort("You are getting ___wasm_call_ctors on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "___wasm_call_ctors", {
  configurable: true,
  set: function() {
   abort("You are setting ___wasm_call_ctors on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_fflush")) {
 Object.defineProperty(Module["ready"], "_fflush", {
  configurable: true,
  get: function() {
   abort("You are getting _fflush on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_fflush", {
  configurable: true,
  set: function() {
   abort("You are setting _fflush on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "___errno_location")) {
 Object.defineProperty(Module["ready"], "___errno_location", {
  configurable: true,
  get: function() {
   abort("You are getting ___errno_location on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "___errno_location", {
  configurable: true,
  set: function() {
   abort("You are setting ___errno_location on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_malloc")) {
 Object.defineProperty(Module["ready"], "_malloc", {
  configurable: true,
  get: function() {
   abort("You are getting _malloc on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_malloc", {
  configurable: true,
  set: function() {
   abort("You are setting _malloc on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_free")) {
 Object.defineProperty(Module["ready"], "_free", {
  configurable: true,
  get: function() {
   abort("You are getting _free on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_free", {
  configurable: true,
  set: function() {
   abort("You are setting _free on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_memalign")) {
 Object.defineProperty(Module["ready"], "_memalign", {
  configurable: true,
  get: function() {
   abort("You are getting _memalign on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_memalign", {
  configurable: true,
  set: function() {
   abort("You are setting _memalign on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_memset")) {
 Object.defineProperty(Module["ready"], "_memset", {
  configurable: true,
  get: function() {
   abort("You are getting _memset on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_memset", {
  configurable: true,
  set: function() {
   abort("You are setting _memset on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "__get_tzname")) {
 Object.defineProperty(Module["ready"], "__get_tzname", {
  configurable: true,
  get: function() {
   abort("You are getting __get_tzname on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "__get_tzname", {
  configurable: true,
  set: function() {
   abort("You are setting __get_tzname on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "__get_daylight")) {
 Object.defineProperty(Module["ready"], "__get_daylight", {
  configurable: true,
  get: function() {
   abort("You are getting __get_daylight on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "__get_daylight", {
  configurable: true,
  set: function() {
   abort("You are setting __get_daylight on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "__get_timezone")) {
 Object.defineProperty(Module["ready"], "__get_timezone", {
  configurable: true,
  get: function() {
   abort("You are getting __get_timezone on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "__get_timezone", {
  configurable: true,
  set: function() {
   abort("You are setting __get_timezone on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_emscripten_main_thread_process_queued_calls")) {
 Object.defineProperty(Module["ready"], "_emscripten_main_thread_process_queued_calls", {
  configurable: true,
  get: function() {
   abort("You are getting _emscripten_main_thread_process_queued_calls on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_emscripten_main_thread_process_queued_calls", {
  configurable: true,
  set: function() {
   abort("You are setting _emscripten_main_thread_process_queued_calls on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "_usleep")) {
 Object.defineProperty(Module["ready"], "_usleep", {
  configurable: true,
  get: function() {
   abort("You are getting _usleep on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "_usleep", {
  configurable: true,
  set: function() {
   abort("You are setting _usleep on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

if (!Object.getOwnPropertyDescriptor(Module["ready"], "onRuntimeInitialized")) {
 Object.defineProperty(Module["ready"], "onRuntimeInitialized", {
  configurable: true,
  get: function() {
   abort("You are getting onRuntimeInitialized on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
 Object.defineProperty(Module["ready"], "onRuntimeInitialized", {
  configurable: true,
  set: function() {
   abort("You are setting onRuntimeInitialized on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js");
  }
 });
}

var moduleOverrides = {};

var key;

for (key in Module) {
 if (Module.hasOwnProperty(key)) {
  moduleOverrides[key] = Module[key];
 }
}

var arguments_ = [];

var thisProgram = "./this.program";

var quit_ = function(status, toThrow) {
 throw toThrow;
};

var ENVIRONMENT_IS_WEB = false;

var ENVIRONMENT_IS_WORKER = false;

var ENVIRONMENT_IS_NODE = false;

var ENVIRONMENT_IS_SHELL = false;

ENVIRONMENT_IS_WEB = typeof window === "object";

ENVIRONMENT_IS_WORKER = typeof importScripts === "function";

ENVIRONMENT_IS_NODE = typeof process === "object" && typeof process.versions === "object" && typeof process.versions.node === "string";

ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER;

if (Module["ENVIRONMENT"]) {
 throw new Error("Module.ENVIRONMENT has been deprecated. To force the environment, use the ENVIRONMENT compile-time option (for example, -s ENVIRONMENT=web or -s ENVIRONMENT=node)");
}

var scriptDirectory = "";

function locateFile(path) {
 if (Module["locateFile"]) {
  return Module["locateFile"](path, scriptDirectory);
 }
 return scriptDirectory + path;
}

var read_, readBinary;

var nodeFS;

var nodePath;

if (ENVIRONMENT_IS_NODE) {
 if (ENVIRONMENT_IS_WORKER) {
  scriptDirectory = require("path").dirname(scriptDirectory) + "/";
 } else {
  scriptDirectory = __dirname + "/";
 }
 read_ = function shell_read(filename, binary) {
  if (!nodeFS) nodeFS = require("fs");
  if (!nodePath) nodePath = require("path");
  filename = nodePath["normalize"](filename);
  return nodeFS["readFileSync"](filename, binary ? null : "utf8");
 };
 readBinary = function readBinary(filename) {
  var ret = read_(filename, true);
  if (!ret.buffer) {
   ret = new Uint8Array(ret);
  }
  assert(ret.buffer);
  return ret;
 };
 if (process["argv"].length > 1) {
  thisProgram = process["argv"][1].replace(/\\/g, "/");
 }
 arguments_ = process["argv"].slice(2);
 process["on"]("uncaughtException", function(ex) {
  if (!(ex instanceof ExitStatus)) {
   throw ex;
  }
 });
 process["on"]("unhandledRejection", abort);
 quit_ = function(status) {
  process["exit"](status);
 };
 Module["inspect"] = function() {
  return "[Emscripten Module object]";
 };
} else if (ENVIRONMENT_IS_SHELL) {
 if (typeof read != "undefined") {
  read_ = function shell_read(f) {
   return read(f);
  };
 }
 readBinary = function readBinary(f) {
  var data;
  if (typeof readbuffer === "function") {
   return new Uint8Array(readbuffer(f));
  }
  data = read(f, "binary");
  assert(typeof data === "object");
  return data;
 };
 if (typeof scriptArgs != "undefined") {
  arguments_ = scriptArgs;
 } else if (typeof arguments != "undefined") {
  arguments_ = arguments;
 }
 if (typeof quit === "function") {
  quit_ = function(status) {
   quit(status);
  };
 }
 if (typeof print !== "undefined") {
  if (typeof console === "undefined") console = {};
  console.log = print;
  console.warn = console.error = typeof printErr !== "undefined" ? printErr : print;
 }
} else if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) {
 if (ENVIRONMENT_IS_WORKER) {
  scriptDirectory = self.location.href;
 } else if (typeof document !== "undefined" && document.currentScript) {
  scriptDirectory = document.currentScript.src;
 }
 if (_scriptDir) {
  scriptDirectory = _scriptDir;
 }
 if (scriptDirectory.indexOf("blob:") !== 0) {
  scriptDirectory = scriptDirectory.substr(0, scriptDirectory.lastIndexOf("/") + 1);
 } else {
  scriptDirectory = "";
 }
 {
  read_ = function(url) {
   var xhr = new XMLHttpRequest();
   xhr.open("GET", url, false);
   xhr.send(null);
   return xhr.responseText;
  };
  if (ENVIRONMENT_IS_WORKER) {
   readBinary = function(url) {
    var xhr = new XMLHttpRequest();
    xhr.open("GET", url, false);
    xhr.responseType = "arraybuffer";
    xhr.send(null);
    return new Uint8Array(xhr.response);
   };
  }
 }
} else {
 throw new Error("environment detection error");
}

var out = Module["print"] || console.log.bind(console);

var err = Module["printErr"] || console.warn.bind(console);

for (key in moduleOverrides) {
 if (moduleOverrides.hasOwnProperty(key)) {
  Module[key] = moduleOverrides[key];
 }
}

moduleOverrides = null;

if (Module["arguments"]) arguments_ = Module["arguments"];

if (!Object.getOwnPropertyDescriptor(Module, "arguments")) Object.defineProperty(Module, "arguments", {
 configurable: true,
 get: function() {
  abort("Module.arguments has been replaced with plain arguments_ (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)");
 }
});

if (Module["thisProgram"]) thisProgram = Module["thisProgram"];

if (!Object.getOwnPropertyDescriptor(Module, "thisProgram")) Object.defineProperty(Module, "thisProgram", {
 configurable: true,
 get: function() {
  abort("Module.thisProgram has been replaced with plain thisProgram (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)");
 }
});

if (Module["quit"]) quit_ = Module["quit"];

if (!Object.getOwnPropertyDescriptor(Module, "quit")) Object.defineProperty(Module, "quit", {
 configurable: true,
 get: function() {
  abort("Module.quit has been replaced with plain quit_ (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)");
 }
});

assert(typeof Module["memoryInitializerPrefixURL"] === "undefined", "Module.memoryInitializerPrefixURL option was removed, use Module.locateFile instead");

assert(typeof Module["pthreadMainPrefixURL"] === "undefined", "Module.pthreadMainPrefixURL option was removed, use Module.locateFile instead");

assert(typeof Module["cdInitializerPrefixURL"] === "undefined", "Module.cdInitializerPrefixURL option was removed, use Module.locateFile instead");

assert(typeof Module["filePackagePrefixURL"] === "undefined", "Module.filePackagePrefixURL option was removed, use Module.locateFile instead");

assert(typeof Module["read"] === "undefined", "Module.read option was removed (modify read_ in JS)");

assert(typeof Module["readAsync"] === "undefined", "Module.readAsync option was removed (modify readAsync in JS)");

assert(typeof Module["readBinary"] === "undefined", "Module.readBinary option was removed (modify readBinary in JS)");

assert(typeof Module["setWindowTitle"] === "undefined", "Module.setWindowTitle option was removed (modify setWindowTitle in JS)");

assert(typeof Module["TOTAL_MEMORY"] === "undefined", "Module.TOTAL_MEMORY has been renamed Module.INITIAL_MEMORY");

if (!Object.getOwnPropertyDescriptor(Module, "read")) Object.defineProperty(Module, "read", {
 configurable: true,
 get: function() {
  abort("Module.read has been replaced with plain read_ (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)");
 }
});

if (!Object.getOwnPropertyDescriptor(Module, "readAsync")) Object.defineProperty(Module, "readAsync", {
 configurable: true,
 get: function() {
  abort("Module.readAsync has been replaced with plain readAsync (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)");
 }
});

if (!Object.getOwnPropertyDescriptor(Module, "readBinary")) Object.defineProperty(Module, "readBinary", {
 configurable: true,
 get: function() {
  abort("Module.readBinary has been replaced with plain readBinary (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)");
 }
});

if (!Object.getOwnPropertyDescriptor(Module, "setWindowTitle")) Object.defineProperty(Module, "setWindowTitle", {
 configurable: true,
 get: function() {
  abort("Module.setWindowTitle has been replaced with plain setWindowTitle (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)");
 }
});

var STACK_ALIGN = 16;

function alignMemory(size, factor) {
 if (!factor) factor = STACK_ALIGN;
 return Math.ceil(size / factor) * factor;
}

function warnOnce(text) {
 if (!warnOnce.shown) warnOnce.shown = {};
 if (!warnOnce.shown[text]) {
  warnOnce.shown[text] = 1;
  err(text);
 }
}

function convertJsFunctionToWasm(func, sig) {
 if (typeof WebAssembly.Function === "function") {
  var typeNames = {
   "i": "i32",
   "j": "i64",
   "f": "f32",
   "d": "f64"
  };
  var type = {
   parameters: [],
   results: sig[0] == "v" ? [] : [ typeNames[sig[0]] ]
  };
  for (var i = 1; i < sig.length; ++i) {
   type.parameters.push(typeNames[sig[i]]);
  }
  return new WebAssembly.Function(type, func);
 }
 var typeSection = [ 1, 0, 1, 96 ];
 var sigRet = sig.slice(0, 1);
 var sigParam = sig.slice(1);
 var typeCodes = {
  "i": 127,
  "j": 126,
  "f": 125,
  "d": 124
 };
 typeSection.push(sigParam.length);
 for (var i = 0; i < sigParam.length; ++i) {
  typeSection.push(typeCodes[sigParam[i]]);
 }
 if (sigRet == "v") {
  typeSection.push(0);
 } else {
  typeSection = typeSection.concat([ 1, typeCodes[sigRet] ]);
 }
 typeSection[1] = typeSection.length - 2;
 var bytes = new Uint8Array([ 0, 97, 115, 109, 1, 0, 0, 0 ].concat(typeSection, [ 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 freeTableIndexes = [];

var functionsInTableMap;

function getEmptyTableSlot() {
 if (freeTableIndexes.length) {
  return freeTableIndexes.pop();
 }
 try {
  wasmTable.grow(1);
 } catch (err) {
  if (!(err instanceof RangeError)) {
   throw err;
  }
  throw "Unable to grow wasm table. Set ALLOW_TABLE_GROWTH.";
 }
 return wasmTable.length - 1;
}

function addFunctionWasm(func, sig) {
 if (!functionsInTableMap) {
  functionsInTableMap = new WeakMap();
  for (var i = 0; i < wasmTable.length; i++) {
   var item = wasmTable.get(i);
   if (item) {
    functionsInTableMap.set(item, i);
   }
  }
 }
 if (functionsInTableMap.has(func)) {
  return functionsInTableMap.get(func);
 }
 var ret = getEmptyTableSlot();
 try {
  wasmTable.set(ret, func);
 } catch (err) {
  if (!(err instanceof TypeError)) {
   throw err;
  }
  assert(typeof sig !== "undefined", "Missing signature argument to addFunction: " + func);
  var wrapped = convertJsFunctionToWasm(func, sig);
  wasmTable.set(ret, wrapped);
 }
 functionsInTableMap.set(func, ret);
 return ret;
}

function addFunction(func, sig) {
 assert(typeof func !== "undefined");
 return addFunctionWasm(func, sig);
}

var wasmBinary;

if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"];

if (!Object.getOwnPropertyDescriptor(Module, "wasmBinary")) Object.defineProperty(Module, "wasmBinary", {
 configurable: true,
 get: function() {
  abort("Module.wasmBinary has been replaced with plain wasmBinary (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)");
 }
});

var noExitRuntime;

if (Module["noExitRuntime"]) noExitRuntime = Module["noExitRuntime"];

if (!Object.getOwnPropertyDescriptor(Module, "noExitRuntime")) Object.defineProperty(Module, "noExitRuntime", {
 configurable: true,
 get: function() {
  abort("Module.noExitRuntime has been replaced with plain noExitRuntime (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)");
 }
});

if (typeof WebAssembly !== "object") {
 abort("no native wasm support detected");
}

var wasmMemory;

var ABORT = false;

function assert(condition, text) {
 if (!condition) {
  abort("Assertion failed: " + text);
 }
}

function getCFunc(ident) {
 var func = Module["_" + ident];
 assert(func, "Cannot call unknown function " + ident + ", make sure it is exported");
 return func;
}

function ccall(ident, returnType, argTypes, args, opts) {
 var toC = {
  "string": function(str) {
   var ret = 0;
   if (str !== null && str !== undefined && str !== 0) {
    var len = (str.length << 2) + 1;
    ret = stackAlloc(len);
    stringToUTF8(str, ret, len);
   }
   return ret;
  },
  "array": function(arr) {
   var ret = stackAlloc(arr.length);
   writeArrayToMemory(arr, ret);
   return ret;
  }
 };
 function convertReturnValue(ret) {
  if (returnType === "string") return UTF8ToString(ret);
  if (returnType === "boolean") return Boolean(ret);
  return ret;
 }
 var func = getCFunc(ident);
 var cArgs = [];
 var stack = 0;
 assert(returnType !== "array", 'Return type should not be "array".');
 if (args) {
  for (var i = 0; i < args.length; i++) {
   var converter = toC[argTypes[i]];
   if (converter) {
    if (stack === 0) stack = stackSave();
    cArgs[i] = converter(args[i]);
   } else {
    cArgs[i] = args[i];
   }
  }
 }
 var ret = func.apply(null, cArgs);
 ret = convertReturnValue(ret);
 if (stack !== 0) stackRestore(stack);
 return ret;
}

var UTF8Decoder = typeof TextDecoder !== "undefined" ? new TextDecoder("utf8") : undefined;

function UTF8ArrayToString(heap, idx, maxBytesToRead) {
 var endIdx = idx + maxBytesToRead;
 var endPtr = idx;
 while (heap[endPtr] && !(endPtr >= endIdx)) ++endPtr;
 if (endPtr - idx > 16 && heap.subarray && UTF8Decoder) {
  return UTF8Decoder.decode(heap.subarray(idx, endPtr));
 } else {
  var str = "";
  while (idx < endPtr) {
   var u0 = heap[idx++];
   if (!(u0 & 128)) {
    str += String.fromCharCode(u0);
    continue;
   }
   var u1 = heap[idx++] & 63;
   if ((u0 & 224) == 192) {
    str += String.fromCharCode((u0 & 31) << 6 | u1);
    continue;
   }
   var u2 = heap[idx++] & 63;
   if ((u0 & 240) == 224) {
    u0 = (u0 & 15) << 12 | u1 << 6 | u2;
   } else {
    if ((u0 & 248) != 240) warnOnce("Invalid UTF-8 leading byte 0x" + u0.toString(16) + " encountered when deserializing a UTF-8 string on the asm.js/wasm heap to a JS string!");
    u0 = (u0 & 7) << 18 | u1 << 12 | u2 << 6 | heap[idx++] & 63;
   }
   if (u0 < 65536) {
    str += String.fromCharCode(u0);
   } else {
    var ch = u0 - 65536;
    str += String.fromCharCode(55296 | ch >> 10, 56320 | ch & 1023);
   }
  }
 }
 return str;
}

function UTF8ToString(ptr, maxBytesToRead) {
 return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : "";
}

function 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.charCodeAt(i);
  if (u >= 55296 && u <= 57343) {
   var u1 = str.charCodeAt(++i);
   u = 65536 + ((u & 1023) << 10) | u1 & 1023;
  }
  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;
   if (u >= 2097152) warnOnce("Invalid Unicode code point 0x" + u.toString(16) + " encountered when serializing a JS string to an UTF-8 string on the asm.js/wasm heap! (Valid unicode code points should be in range 0-0x1FFFFF).");
   heap[outIdx++] = 240 | u >> 18;
   heap[outIdx++] = 128 | u >> 12 & 63;
   heap[outIdx++] = 128 | u >> 6 & 63;
   heap[outIdx++] = 128 | u & 63;
  }
 }
 heap[outIdx] = 0;
 return outIdx - startIdx;
}

function stringToUTF8(str, outPtr, maxBytesToWrite) {
 assert(typeof maxBytesToWrite == "number", "stringToUTF8(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!");
 return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite);
}

function lengthBytesUTF8(str) {
 var len = 0;
 for (var i = 0; i < str.length; ++i) {
  var u = str.charCodeAt(i);
  if (u >= 55296 && u <= 57343) u = 65536 + ((u & 1023) << 10) | str.charCodeAt(++i) & 1023;
  if (u <= 127) ++len; else if (u <= 2047) len += 2; else if (u <= 65535) len += 3; else len += 4;
 }
 return len;
}

typeof TextDecoder !== "undefined" ? new TextDecoder("utf-16le") : undefined;

function allocateUTF8(str) {
 var size = lengthBytesUTF8(str) + 1;
 var ret = _malloc(size);
 if (ret) stringToUTF8Array(str, HEAP8, ret, size);
 return ret;
}

function allocateUTF8OnStack(str) {
 var size = lengthBytesUTF8(str) + 1;
 var ret = stackAlloc(size);
 stringToUTF8Array(str, HEAP8, ret, size);
 return ret;
}

function writeArrayToMemory(array, buffer) {
 assert(array.length >= 0, "writeArrayToMemory array must have a length (should be an array or typed array)");
 HEAP8.set(array, buffer);
}

function writeAsciiToMemory(str, buffer, dontAddNull) {
 for (var i = 0; i < str.length; ++i) {
  assert(str.charCodeAt(i) === str.charCodeAt(i) & 255);
  HEAP8[buffer++ >> 0] = str.charCodeAt(i);
 }
 if (!dontAddNull) HEAP8[buffer >> 0] = 0;
}

function alignUp(x, multiple) {
 if (x % multiple > 0) {
  x += multiple - x % multiple;
 }
 return x;
}

var buffer, HEAP8, HEAPU8, HEAP16, HEAP32, HEAPU32;

function updateGlobalBufferAndViews(buf) {
 buffer = buf;
 Module["HEAP8"] = HEAP8 = new Int8Array(buf);
 Module["HEAP16"] = HEAP16 = new Int16Array(buf);
 Module["HEAP32"] = HEAP32 = new Int32Array(buf);
 Module["HEAPU8"] = HEAPU8 = new Uint8Array(buf);
 Module["HEAPU16"] = new Uint16Array(buf);
 Module["HEAPU32"] = HEAPU32 = new Uint32Array(buf);
 Module["HEAPF32"] = new Float32Array(buf);
 Module["HEAPF64"] = new Float64Array(buf);
}

var TOTAL_STACK = 5242880;

if (Module["TOTAL_STACK"]) assert(TOTAL_STACK === Module["TOTAL_STACK"], "the stack size can no longer be determined at runtime");

var INITIAL_MEMORY = Module["INITIAL_MEMORY"] || 33554432;

if (!Object.getOwnPropertyDescriptor(Module, "INITIAL_MEMORY")) Object.defineProperty(Module, "INITIAL_MEMORY", {
 configurable: true,
 get: function() {
  abort("Module.INITIAL_MEMORY has been replaced with plain INITIAL_MEMORY (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)");
 }
});

assert(INITIAL_MEMORY >= TOTAL_STACK, "INITIAL_MEMORY should be larger than TOTAL_STACK, was " + INITIAL_MEMORY + "! (TOTAL_STACK=" + TOTAL_STACK + ")");

assert(typeof Int32Array !== "undefined" && typeof Float64Array !== "undefined" && Int32Array.prototype.subarray !== undefined && Int32Array.prototype.set !== undefined, "JS engine does not provide full typed array support");

assert(!Module["wasmMemory"], "Use of `wasmMemory` detected.  Use -s IMPORTED_MEMORY to define wasmMemory externally");

assert(INITIAL_MEMORY == 33554432, "Detected runtime INITIAL_MEMORY setting.  Use -s IMPORTED_MEMORY to define wasmMemory dynamically");

var wasmTable;

function writeStackCookie() {
 var max = _emscripten_stack_get_end();
 assert((max & 3) == 0);
 HEAPU32[(max >> 2) + 1] = 34821223;
 HEAPU32[(max >> 2) + 2] = 2310721022;
 HEAP32[0] = 1668509029;
}

function checkStackCookie() {
 if (ABORT) return;
 var max = _emscripten_stack_get_end();
 var cookie1 = HEAPU32[(max >> 2) + 1];
 var cookie2 = HEAPU32[(max >> 2) + 2];
 if (cookie1 != 34821223 || cookie2 != 2310721022) {
  abort("Stack overflow! Stack cookie has been overwritten, expected hex dwords 0x89BACDFE and 0x2135467, but received 0x" + cookie2.toString(16) + " " + cookie1.toString(16));
 }
 if (HEAP32[0] !== 1668509029) abort("Runtime error: The application has corrupted its heap memory area (address zero)!");
}

(function() {
 var h16 = new Int16Array(1);
 var h8 = new Int8Array(h16.buffer);
 h16[0] = 25459;
 if (h8[0] !== 115 || h8[1] !== 99) throw "Runtime error: expected the system to be little-endian!";
})();

var __ATPRERUN__ = [];

var __ATINIT__ = [];

var __ATMAIN__ = [];

var __ATPOSTRUN__ = [];

var runtimeInitialized = false;

var runtimeExited = false;

__ATINIT__.push({
 func: function() {
  ___wasm_call_ctors();
 }
});

function preRun() {
 if (Module["preRun"]) {
  if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ];
  while (Module["preRun"].length) {
   addOnPreRun(Module["preRun"].shift());
  }
 }
 callRuntimeCallbacks(__ATPRERUN__);
}

function initRuntime() {
 checkStackCookie();
 assert(!runtimeInitialized);
 runtimeInitialized = true;
 if (!Module["noFSInit"] && !FS.init.initialized) FS.init();
 TTY.init();
 callRuntimeCallbacks(__ATINIT__);
}

function preMain() {
 checkStackCookie();
 FS.ignorePermissions = false;
 callRuntimeCallbacks(__ATMAIN__);
}

function exitRuntime() {
 checkStackCookie();
 runtimeExited = true;
}

function postRun() {
 checkStackCookie();
 if (Module["postRun"]) {
  if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ];
  while (Module["postRun"].length) {
   addOnPostRun(Module["postRun"].shift());
  }
 }
 callRuntimeCallbacks(__ATPOSTRUN__);
}

function addOnPreRun(cb) {
 __ATPRERUN__.unshift(cb);
}

function addOnPostRun(cb) {
 __ATPOSTRUN__.unshift(cb);
}

assert(Math.imul, "This browser does not support Math.imul(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill");

assert(Math.fround, "This browser does not support Math.fround(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill");

assert(Math.clz32, "This browser does not support Math.clz32(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill");

assert(Math.trunc, "This browser does not support Math.trunc(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill");

var runDependencies = 0;

var runDependencyWatcher = null;

var dependenciesFulfilled = null;

var runDependencyTracking = {};

function getUniqueRunDependency(id) {
 var orig = id;
 while (1) {
  if (!runDependencyTracking[id]) return id;
  id = orig + Math.random();
 }
}

function addRunDependency(id) {
 runDependencies++;
 if (Module["monitorRunDependencies"]) {
  Module["monitorRunDependencies"](runDependencies);
 }
 if (id) {
  assert(!runDependencyTracking[id]);
  runDependencyTracking[id] = 1;
  if (runDependencyWatcher === null && typeof setInterval !== "undefined") {
   runDependencyWatcher = setInterval(function() {
    if (ABORT) {
     clearInterval(runDependencyWatcher);
     runDependencyWatcher = null;
     return;
    }
    var shown = false;
    for (var dep in runDependencyTracking) {
     if (!shown) {
      shown = true;
      err("still waiting on run dependencies:");
     }
     err("dependency: " + dep);
    }
    if (shown) {
     err("(end of list)");
    }
   }, 1e4);
  }
 } else {
  err("warning: run dependency added without ID");
 }
}

function removeRunDependency(id) {
 runDependencies--;
 if (Module["monitorRunDependencies"]) {
  Module["monitorRunDependencies"](runDependencies);
 }
 if (id) {
  assert(runDependencyTracking[id]);
  delete runDependencyTracking[id];
 } else {
  err("warning: run dependency removed without ID");
 }
 if (runDependencies == 0) {
  if (runDependencyWatcher !== null) {
   clearInterval(runDependencyWatcher);
   runDependencyWatcher = null;
  }
  if (dependenciesFulfilled) {
   var callback = dependenciesFulfilled;
   dependenciesFulfilled = null;
   callback();
  }
 }
}

Module["preloadedImages"] = {};

Module["preloadedAudios"] = {};

function abort(what) {
 if (Module["onAbort"]) {
  Module["onAbort"](what);
 }
 what += "";
 err(what);
 ABORT = true;
 var output = "abort(" + what + ") at " + stackTrace();
 what = output;
 var e = new WebAssembly.RuntimeError(what);
 readyPromiseReject(e);
 throw e;
}

function hasPrefix(str, prefix) {
 return String.prototype.startsWith ? str.startsWith(prefix) : str.indexOf(prefix) === 0;
}

var dataURIPrefix = "data:application/octet-stream;base64,";

function isDataURI(filename) {
 return hasPrefix(filename, dataURIPrefix);
}

function createExportWrapper(name, fixedasm) {
 return function() {
  var displayName = name;
  var asm = fixedasm;
  if (!fixedasm) {
   asm = Module["asm"];
  }
  assert(runtimeInitialized, "native function `" + displayName + "` called before runtime initialization");
  assert(!runtimeExited, "native function `" + displayName + "` called after runtime exit (use NO_EXIT_RUNTIME to keep it alive after main() exits)");
  if (!asm[name]) {
   assert(asm[name], "exported native function `" + displayName + "` not found");
  }
  return asm[name].apply(null, arguments);
 };
}

var wasmBinaryFile = "trace_processor.wasm";

if (!isDataURI(wasmBinaryFile)) {
 wasmBinaryFile = locateFile(wasmBinaryFile);
}

function getBinary(file) {
 try {
  if (file == wasmBinaryFile && wasmBinary) {
   return new Uint8Array(wasmBinary);
  }
  if (readBinary) {
   return readBinary(file);
  } else {
   throw "sync fetching of the wasm failed: you can preload it to Module['wasmBinary'] manually, or emcc.py will do that for you when generating HTML (but not JS)";
  }
 } catch (err) {
  abort(err);
 }
}

function instantiateSync(file, info) {
 var instance;
 var module;
 var binary;
 try {
  binary = getBinary(file);
  module = new WebAssembly.Module(binary);
  instance = new WebAssembly.Instance(module, info);
 } catch (e) {
  var str = e.toString();
  err("failed to compile wasm module: " + str);
  if (str.indexOf("imported Memory") >= 0 || str.indexOf("memory import") >= 0) {
   err("Memory size incompatibility issues may be due to changing INITIAL_MEMORY at runtime to something too large. Use ALLOW_MEMORY_GROWTH to allow any size memory (and also make sure not to set INITIAL_MEMORY at runtime to something smaller than it was at compile time).");
  }
  throw e;
 }
 return [ instance, module ];
}

function createWasm() {
 var info = {
  "env": asmLibraryArg,
  "wasi_snapshot_preview1": asmLibraryArg
 };
 function receiveInstance(instance, module) {
  var exports = instance.exports;
  Module["asm"] = exports;
  wasmMemory = Module["asm"]["memory"];
  assert(wasmMemory, "memory not found in wasm exports");
  updateGlobalBufferAndViews(wasmMemory.buffer);
  wasmTable = Module["asm"]["__indirect_function_table"];
  assert(wasmTable, "table not found in wasm exports");
  removeRunDependency("wasm-instantiate");
 }
 addRunDependency("wasm-instantiate");
 if (Module["instantiateWasm"]) {
  try {
   var exports = Module["instantiateWasm"](info, receiveInstance);
   return exports;
  } catch (e) {
   err("Module.instantiateWasm callback failed with error: " + e);
   return false;
  }
 }
 var result = instantiateSync(wasmBinaryFile, info);
 receiveInstance(result[0]);
 return Module["asm"];
}

var tempDouble;

var tempI64;

function callRuntimeCallbacks(callbacks) {
 while (callbacks.length > 0) {
  var callback = callbacks.shift();
  if (typeof callback == "function") {
   callback(Module);
   continue;
  }
  var func = callback.func;
  if (typeof func === "number") {
   if (callback.arg === undefined) {
    wasmTable.get(func)();
   } else {
    wasmTable.get(func)(callback.arg);
   }
  } else {
   func(callback.arg === undefined ? null : callback.arg);
  }
 }
}

function demangle(func) {
 warnOnce("warning: build with  -s DEMANGLE_SUPPORT=1  to link in libcxxabi demangling");
 return func;
}

function demangleAll(text) {
 var regex = /\b_Z[\w\d_]+/g;
 return text.replace(regex, function(x) {
  var y = demangle(x);
  return x === y ? x : y + " [" + x + "]";
 });
}

function jsStackTrace() {
 var error = new Error();
 if (!error.stack) {
  try {
   throw new Error();
  } catch (e) {
   error = e;
  }
  if (!error.stack) {
   return "(no stack trace available)";
  }
 }
 return error.stack.toString();
}

function stackTrace() {
 var js = jsStackTrace();
 if (Module["extraStackTrace"]) js += "\n" + Module["extraStackTrace"]();
 return demangleAll(js);
}

function _atexit(func, arg) {}

function ___cxa_atexit(a0, a1) {
 return _atexit();
}

function _tzset() {
 if (_tzset.called) return;
 _tzset.called = true;
 var currentYear = new Date().getFullYear();
 var winter = new Date(currentYear, 0, 1);
 var summer = new Date(currentYear, 6, 1);
 var winterOffset = winter.getTimezoneOffset();
 var summerOffset = summer.getTimezoneOffset();
 var stdTimezoneOffset = Math.max(winterOffset, summerOffset);
 HEAP32[__get_timezone() >> 2] = stdTimezoneOffset * 60;
 HEAP32[__get_daylight() >> 2] = Number(winterOffset != summerOffset);
 function extractZone(date) {
  var match = date.toTimeString().match(/\(([A-Za-z ]+)\)$/);
  return match ? match[1] : "GMT";
 }
 var winterName = extractZone(winter);
 var summerName = extractZone(summer);
 var winterNamePtr = allocateUTF8(winterName);
 var summerNamePtr = allocateUTF8(summerName);
 if (summerOffset < winterOffset) {
  HEAP32[__get_tzname() >> 2] = winterNamePtr;
  HEAP32[__get_tzname() + 4 >> 2] = summerNamePtr;
 } else {
  HEAP32[__get_tzname() >> 2] = summerNamePtr;
  HEAP32[__get_tzname() + 4 >> 2] = winterNamePtr;
 }
}

function _localtime_r(time, tmPtr) {
 _tzset();
 var date = new Date(HEAP32[time >> 2] * 1e3);
 HEAP32[tmPtr >> 2] = date.getSeconds();
 HEAP32[tmPtr + 4 >> 2] = date.getMinutes();
 HEAP32[tmPtr + 8 >> 2] = date.getHours();
 HEAP32[tmPtr + 12 >> 2] = date.getDate();
 HEAP32[tmPtr + 16 >> 2] = date.getMonth();
 HEAP32[tmPtr + 20 >> 2] = date.getFullYear() - 1900;
 HEAP32[tmPtr + 24 >> 2] = date.getDay();
 var start = new Date(date.getFullYear(), 0, 1);
 var yday = (date.getTime() - start.getTime()) / (1e3 * 60 * 60 * 24) | 0;
 HEAP32[tmPtr + 28 >> 2] = yday;
 HEAP32[tmPtr + 36 >> 2] = -(date.getTimezoneOffset() * 60);
 var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset();
 var winterOffset = start.getTimezoneOffset();
 var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0;
 HEAP32[tmPtr + 32 >> 2] = dst;
 var zonePtr = HEAP32[__get_tzname() + (dst ? 4 : 0) >> 2];
 HEAP32[tmPtr + 40 >> 2] = zonePtr;
 return tmPtr;
}

function ___localtime_r(a0, a1) {
 return _localtime_r(a0, a1);
}

var PATH = {
 splitPath: function(filename) {
  var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;
  return splitPathRe.exec(filename).slice(1);
 },
 normalizeArray: function(parts, allowAboveRoot) {
  var up = 0;
  for (var i = parts.length - 1; i >= 0; i--) {
   var last = parts[i];
   if (last === ".") {
    parts.splice(i, 1);
   } else if (last === "..") {
    parts.splice(i, 1);
    up++;
   } else if (up) {
    parts.splice(i, 1);
    up--;
   }
  }
  if (allowAboveRoot) {
   for (;up; up--) {
    parts.unshift("..");
   }
  }
  return parts;
 },
 normalize: function(path) {
  var isAbsolute = path.charAt(0) === "/", trailingSlash = path.substr(-1) === "/";
  path = PATH.normalizeArray(path.split("/").filter(function(p) {
   return !!p;
  }), !isAbsolute).join("/");
  if (!path && !isAbsolute) {
   path = ".";
  }
  if (path && trailingSlash) {
   path += "/";
  }
  return (isAbsolute ? "/" : "") + path;
 },
 dirname: function(path) {
  var result = PATH.splitPath(path), root = result[0], dir = result[1];
  if (!root && !dir) {
   return ".";
  }
  if (dir) {
   dir = dir.substr(0, dir.length - 1);
  }
  return root + dir;
 },
 basename: function(path) {
  if (path === "/") return "/";
  path = PATH.normalize(path);
  path = path.replace(/\/$/, "");
  var lastSlash = path.lastIndexOf("/");
  if (lastSlash === -1) return path;
  return path.substr(lastSlash + 1);
 },
 extname: function(path) {
  return PATH.splitPath(path)[3];
 },
 join: function() {
  var paths = Array.prototype.slice.call(arguments, 0);
  return PATH.normalize(paths.join("/"));
 },
 join2: function(l, r) {
  return PATH.normalize(l + "/" + r);
 }
};

function getRandomDevice() {
 if (typeof crypto === "object" && typeof crypto["getRandomValues"] === "function") {
  var randomBuffer = new Uint8Array(1);
  return function() {
   crypto.getRandomValues(randomBuffer);
   return randomBuffer[0];
  };
 } else if (ENVIRONMENT_IS_NODE) {
  try {
   var crypto_module = require("crypto");
   return function() {
    return crypto_module["randomBytes"](1)[0];
   };
  } catch (e) {}
 }
 return function() {
  abort("no cryptographic support found for randomDevice. consider polyfilling it if you want to use something insecure like Math.random(), e.g. put this in a --pre-js: var crypto = { getRandomValues: function(array) { for (var i = 0; i < array.length; i++) array[i] = (Math.random()*256)|0 } };");
 };
}

var PATH_FS = {
 resolve: function() {
  var resolvedPath = "", resolvedAbsolute = false;
  for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) {
   var path = i >= 0 ? arguments[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.charAt(0) === "/";
  }
  resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(function(p) {
   return !!p;
  }), !resolvedAbsolute).join("/");
  return (resolvedAbsolute ? "/" : "") + resolvedPath || ".";
 },
 relative: function(from, to) {
  from = PATH_FS.resolve(from).substr(1);
  to = PATH_FS.resolve(to).substr(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 TTY = {
 ttys: [],
 init: function() {},
 shutdown: function() {},
 register: function(dev, ops) {
  TTY.ttys[dev] = {
   input: [],
   output: [],
   ops: ops
  };
  FS.registerDevice(dev, TTY.stream_ops);
 },
 stream_ops: {
  open: function(stream) {
   var tty = TTY.ttys[stream.node.rdev];
   if (!tty) {
    throw new FS.ErrnoError(43);
   }
   stream.tty = tty;
   stream.seekable = false;
  },
  close: function(stream) {
   stream.tty.ops.flush(stream.tty);
  },
  flush: function(stream) {
   stream.tty.ops.flush(stream.tty);
  },
  read: function(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.timestamp = Date.now();
   }
   return bytesRead;
  },
  write: function(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.timestamp = Date.now();
   }
   return i;
  }
 },
 default_tty_ops: {
  get_char: function(tty) {
   if (!tty.input.length) {
    var result = null;
    if (ENVIRONMENT_IS_NODE) {
     var BUFSIZE = 256;
     var buf = Buffer.alloc ? Buffer.alloc(BUFSIZE) : new Buffer(BUFSIZE);
     var bytesRead = 0;
     try {
      bytesRead = nodeFS.readSync(process.stdin.fd, buf, 0, BUFSIZE, null);
     } catch (e) {
      if (e.toString().indexOf("EOF") != -1) bytesRead = 0; else throw e;
     }
     if (bytesRead > 0) {
      result = buf.slice(0, bytesRead).toString("utf-8");
     } else {
      result = null;
     }
    } else if (typeof window != "undefined" && typeof window.prompt == "function") {
     result = window.prompt("Input: ");
     if (result !== null) {
      result += "\n";
     }
    } else if (typeof readline == "function") {
     result = readline();
     if (result !== null) {
      result += "\n";
     }
    }
    if (!result) {
     return null;
    }
    tty.input = intArrayFromString(result, true);
   }
   return tty.input.shift();
  },
  put_char: function(tty, val) {
   if (val === null || val === 10) {
    out(UTF8ArrayToString(tty.output, 0));
    tty.output = [];
   } else {
    if (val != 0) tty.output.push(val);
   }
  },
  flush: function(tty) {
   if (tty.output && tty.output.length > 0) {
    out(UTF8ArrayToString(tty.output, 0));
    tty.output = [];
   }
  }
 },
 default_tty1_ops: {
  put_char: function(tty, val) {
   if (val === null || val === 10) {
    err(UTF8ArrayToString(tty.output, 0));
    tty.output = [];
   } else {
    if (val != 0) tty.output.push(val);
   }
  },
  flush: function(tty) {
   if (tty.output && tty.output.length > 0) {
    err(UTF8ArrayToString(tty.output, 0));
    tty.output = [];
   }
  }
 }
};

function mmapAlloc(size) {
 var alignedSize = alignMemory(size, 16384);
 var ptr = _malloc(alignedSize);
 while (size < alignedSize) HEAP8[ptr + size++] = 0;
 return ptr;
}

var MEMFS = {
 ops_table: null,
 mount: function(mount) {
  return MEMFS.createNode(null, "/", 16384 | 511, 0);
 },
 createNode: function(parent, name, mode, dev) {
  if (FS.isBlkdev(mode) || FS.isFIFO(mode)) {
   throw new FS.ErrnoError(63);
  }
  if (!MEMFS.ops_table) {
   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,
      allocate: MEMFS.stream_ops.allocate,
      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.timestamp = Date.now();
  if (parent) {
   parent.contents[name] = node;
   parent.timestamp = node.timestamp;
  }
  return node;
 },
 getFileDataAsRegularArray: function(node) {
  if (node.contents && node.contents.subarray) {
   var arr = [];
   for (var i = 0; i < node.usedBytes; ++i) arr.push(node.contents[i]);
   return arr;
  }
  return node.contents;
 },
 getFileDataAsTypedArray: function(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: function(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);
  return;
 },
 resizeFileStorage: function(node, newSize) {
  if (node.usedBytes == newSize) return;
  if (newSize == 0) {
   node.contents = null;
   node.usedBytes = 0;
   return;
  }
  if (!node.contents || node.contents.subarray) {
   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;
   return;
  }
  if (!node.contents) node.contents = [];
  if (node.contents.length > newSize) node.contents.length = newSize; else while (node.contents.length < newSize) node.contents.push(0);
  node.usedBytes = newSize;
 },
 node_ops: {
  getattr: function(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.timestamp);
   attr.mtime = new Date(node.timestamp);
   attr.ctime = new Date(node.timestamp);
   attr.blksize = 4096;
   attr.blocks = Math.ceil(attr.size / attr.blksize);
   return attr;
  },
  setattr: function(node, attr) {
   if (attr.mode !== undefined) {
    node.mode = attr.mode;
   }
   if (attr.timestamp !== undefined) {
    node.timestamp = attr.timestamp;
   }
   if (attr.size !== undefined) {
    MEMFS.resizeFileStorage(node, attr.size);
   }
  },
  lookup: function(parent, name) {
   throw FS.genericErrors[44];
  },
  mknod: function(parent, name, mode, dev) {
   return MEMFS.createNode(parent, name, mode, dev);
  },
  rename: function(old_node, new_dir, new_name) {
   if (FS.isDir(old_node.mode)) {
    var new_node;
    try {
     new_node = FS.lookupNode(new_dir, new_name);
    } catch (e) {}
    if (new_node) {
     for (var i in new_node.contents) {
      throw new FS.ErrnoError(55);
     }
    }
   }
   delete old_node.parent.contents[old_node.name];
   old_node.parent.timestamp = Date.now();
   old_node.name = new_name;
   new_dir.contents[new_name] = old_node;
   new_dir.timestamp = old_node.parent.timestamp;
   old_node.parent = new_dir;
  },
  unlink: function(parent, name) {
   delete parent.contents[name];
   parent.timestamp = Date.now();
  },
  rmdir: function(parent, name) {
   var node = FS.lookupNode(parent, name);
   for (var i in node.contents) {
    throw new FS.ErrnoError(55);
   }
   delete parent.contents[name];
   parent.timestamp = Date.now();
  },
  readdir: function(node) {
   var entries = [ ".", ".." ];
   for (var key in node.contents) {
    if (!node.contents.hasOwnProperty(key)) {
     continue;
    }
    entries.push(key);
   }
   return entries;
  },
  symlink: function(parent, newname, oldpath) {
   var node = MEMFS.createNode(parent, newname, 511 | 40960, 0);
   node.link = oldpath;
   return node;
  },
  readlink: function(node) {
   if (!FS.isLink(node.mode)) {
    throw new FS.ErrnoError(28);
   }
   return node.link;
  }
 },
 stream_ops: {
  read: function(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);
   assert(size >= 0);
   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: function(stream, buffer, offset, length, position, canOwn) {
   assert(!(buffer instanceof ArrayBuffer));
   if (buffer.buffer === HEAP8.buffer) {
    canOwn = false;
   }
   if (!length) return 0;
   var node = stream.node;
   node.timestamp = Date.now();
   if (buffer.subarray && (!node.contents || node.contents.subarray)) {
    if (canOwn) {
     assert(position === 0, "canOwn must imply no weird position inside the file");
     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: function(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;
  },
  allocate: function(stream, offset, length) {
   MEMFS.expandFileStorage(stream.node, offset + length);
   stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length);
  },
  mmap: function(stream, address, length, position, prot, flags) {
   if (address !== 0) {
    throw new FS.ErrnoError(28);
   }
   if (!FS.isFile(stream.node.mode)) {
    throw new FS.ErrnoError(43);
   }
   var ptr;
   var allocated;
   var contents = stream.node.contents;
   if (!(flags & 2) && contents.buffer === buffer) {
    allocated = false;
    ptr = contents.byteOffset;
   } else {
    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);
     }
    }
    allocated = true;
    ptr = mmapAlloc(length);
    if (!ptr) {
     throw new FS.ErrnoError(48);
    }
    HEAP8.set(contents, ptr);
   }
   return {
    ptr: ptr,
    allocated: allocated
   };
  },
  msync: function(stream, buffer, offset, length, mmapFlags) {
   if (!FS.isFile(stream.node.mode)) {
    throw new FS.ErrnoError(43);
   }
   if (mmapFlags & 2) {
    return 0;
   }
   MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false);
   return 0;
  }
 }
};

var WORKERFS = {
 DIR_MODE: 16895,
 FILE_MODE: 33279,
 reader: null,
 mount: function(mount) {
  assert(ENVIRONMENT_IS_WORKER);
  if (!WORKERFS.reader) WORKERFS.reader = new FileReaderSync();
  var root = WORKERFS.createNode(null, "/", WORKERFS.DIR_MODE, 0);
  var createdParents = {};
  function ensureParent(path) {
   var parts = path.split("/");
   var parent = root;
   for (var i = 0; i < parts.length - 1; i++) {
    var curr = parts.slice(0, i + 1).join("/");
    if (!createdParents[curr]) {
     createdParents[curr] = WORKERFS.createNode(parent, parts[i], WORKERFS.DIR_MODE, 0);
    }
    parent = createdParents[curr];
   }
   return parent;
  }
  function base(path) {
   var parts = path.split("/");
   return parts[parts.length - 1];
  }
  Array.prototype.forEach.call(mount.opts["files"] || [], function(file) {
   WORKERFS.createNode(ensureParent(file.name), base(file.name), WORKERFS.FILE_MODE, 0, file, file.lastModifiedDate);
  });
  (mount.opts["blobs"] || []).forEach(function(obj) {
   WORKERFS.createNode(ensureParent(obj["name"]), base(obj["name"]), WORKERFS.FILE_MODE, 0, obj["data"]);
  });
  (mount.opts["packages"] || []).forEach(function(pack) {
   pack["metadata"].files.forEach(function(file) {
    var name = file.filename.substr(1);
    WORKERFS.createNode(ensureParent(name), base(name), WORKERFS.FILE_MODE, 0, pack["blob"].slice(file.start, file.end));
   });
  });
  return root;
 },
 createNode: function(parent, name, mode, dev, contents, mtime) {
  var node = FS.createNode(parent, name, mode);
  node.mode = mode;
  node.node_ops = WORKERFS.node_ops;
  node.stream_ops = WORKERFS.stream_ops;
  node.timestamp = (mtime || new Date()).getTime();
  assert(WORKERFS.FILE_MODE !== WORKERFS.DIR_MODE);
  if (mode === WORKERFS.FILE_MODE) {
   node.size = contents.size;
   node.contents = contents;
  } else {
   node.size = 4096;
   node.contents = {};
  }
  if (parent) {
   parent.contents[name] = node;
  }
  return node;
 },
 node_ops: {
  getattr: function(node) {
   return {
    dev: 1,
    ino: node.id,
    mode: node.mode,
    nlink: 1,
    uid: 0,
    gid: 0,
    rdev: undefined,
    size: node.size,
    atime: new Date(node.timestamp),
    mtime: new Date(node.timestamp),
    ctime: new Date(node.timestamp),
    blksize: 4096,
    blocks: Math.ceil(node.size / 4096)
   };
  },
  setattr: function(node, attr) {
   if (attr.mode !== undefined) {
    node.mode = attr.mode;
   }
   if (attr.timestamp !== undefined) {
    node.timestamp = attr.timestamp;
   }
  },
  lookup: function(parent, name) {
   throw new FS.ErrnoError(44);
  },
  mknod: function(parent, name, mode, dev) {
   throw new FS.ErrnoError(63);
  },
  rename: function(oldNode, newDir, newName) {
   throw new FS.ErrnoError(63);
  },
  unlink: function(parent, name) {
   throw new FS.ErrnoError(63);
  },
  rmdir: function(parent, name) {
   throw new FS.ErrnoError(63);
  },
  readdir: function(node) {
   var entries = [ ".", ".." ];
   for (var key in node.contents) {
    if (!node.contents.hasOwnProperty(key)) {
     continue;
    }
    entries.push(key);
   }
   return entries;
  },
  symlink: function(parent, newName, oldPath) {
   throw new FS.ErrnoError(63);
  },
  readlink: function(node) {
   throw new FS.ErrnoError(63);
  }
 },
 stream_ops: {
  read: function(stream, buffer, offset, length, position) {
   if (position >= stream.node.size) return 0;
   var chunk = stream.node.contents.slice(position, position + length);
   var ab = WORKERFS.reader.readAsArrayBuffer(chunk);
   buffer.set(new Uint8Array(ab), offset);
   return chunk.size;
  },
  write: function(stream, buffer, offset, length, position) {
   throw new FS.ErrnoError(29);
  },
  llseek: function(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.size;
    }
   }
   if (position < 0) {
    throw new FS.ErrnoError(28);
   }
   return position;
  }
 }
};

var ERRNO_MESSAGES = {
 0: "Success",
 1: "Arg list too long",
 2: "Permission denied",
 3: "Address already in use",
 4: "Address not available",
 5: "Address family not supported by protocol family",
 6: "No more processes",
 7: "Socket already connected",
 8: "Bad file number",
 9: "Trying to read unreadable message",
 10: "Mount device busy",
 11: "Operation canceled",
 12: "No children",
 13: "Connection aborted",
 14: "Connection refused",
 15: "Connection reset by peer",
 16: "File locking deadlock error",
 17: "Destination address required",
 18: "Math arg out of domain of func",
 19: "Quota exceeded",
 20: "File exists",
 21: "Bad address",
 22: "File too large",
 23: "Host is unreachable",
 24: "Identifier removed",
 25: "Illegal byte sequence",
 26: "Connection already in progress",
 27: "Interrupted system call",
 28: "Invalid argument",
 29: "I/O error",
 30: "Socket is already connected",
 31: "Is a directory",
 32: "Too many symbolic links",
 33: "Too many open files",
 34: "Too many links",
 35: "Message too long",
 36: "Multihop attempted",
 37: "File or path name too long",
 38: "Network interface is not configured",
 39: "Connection reset by network",
 40: "Network is unreachable",
 41: "Too many open files in system",
 42: "No buffer space available",
 43: "No such device",
 44: "No such file or directory",
 45: "Exec format error",
 46: "No record locks available",
 47: "The link has been severed",
 48: "Not enough core",
 49: "No message of desired type",
 50: "Protocol not available",
 51: "No space left on device",
 52: "Function not implemented",
 53: "Socket is not connected",
 54: "Not a directory",
 55: "Directory not empty",
 56: "State not recoverable",
 57: "Socket operation on non-socket",
 59: "Not a typewriter",
 60: "No such device or address",
 61: "Value too large for defined data type",
 62: "Previous owner died",
 63: "Not super-user",
 64: "Broken pipe",
 65: "Protocol error",
 66: "Unknown protocol",
 67: "Protocol wrong type for socket",
 68: "Math result not representable",
 69: "Read only file system",
 70: "Illegal seek",
 71: "No such process",
 72: "Stale file handle",
 73: "Connection timed out",
 74: "Text file busy",
 75: "Cross-device link",
 100: "Device not a stream",
 101: "Bad font file fmt",
 102: "Invalid slot",
 103: "Invalid request code",
 104: "No anode",
 105: "Block device required",
 106: "Channel number out of range",
 107: "Level 3 halted",
 108: "Level 3 reset",
 109: "Link number out of range",
 110: "Protocol driver not attached",
 111: "No CSI structure available",
 112: "Level 2 halted",
 113: "Invalid exchange",
 114: "Invalid request descriptor",
 115: "Exchange full",
 116: "No data (for no delay io)",
 117: "Timer expired",
 118: "Out of streams resources",
 119: "Machine is not on the network",
 120: "Package not installed",
 121: "The object is remote",
 122: "Advertise error",
 123: "Srmount error",
 124: "Communication error on send",
 125: "Cross mount point (not really error)",
 126: "Given log. name not unique",
 127: "f.d. invalid for this operation",
 128: "Remote address changed",
 129: "Can   access a needed shared lib",
 130: "Accessing a corrupted shared lib",
 131: ".lib section in a.out corrupted",
 132: "Attempting to link in too many libs",
 133: "Attempting to exec a shared library",
 135: "Streams pipe error",
 136: "Too many users",
 137: "Socket type not supported",
 138: "Not supported",
 139: "Protocol family not supported",
 140: "Can't send after socket shutdown",
 141: "Too many references",
 142: "Host is down",
 148: "No medium (in tape drive)",
 156: "Level 2 not synchronized"
};

var ERRNO_CODES = {
 EPERM: 63,
 ENOENT: 44,
 ESRCH: 71,
 EINTR: 27,
 EIO: 29,
 ENXIO: 60,
 E2BIG: 1,
 ENOEXEC: 45,
 EBADF: 8,
 ECHILD: 12,
 EAGAIN: 6,
 EWOULDBLOCK: 6,
 ENOMEM: 48,
 EACCES: 2,
 EFAULT: 21,
 ENOTBLK: 105,
 EBUSY: 10,
 EEXIST: 20,
 EXDEV: 75,
 ENODEV: 43,
 ENOTDIR: 54,
 EISDIR: 31,
 EINVAL: 28,
 ENFILE: 41,
 EMFILE: 33,
 ENOTTY: 59,
 ETXTBSY: 74,
 EFBIG: 22,
 ENOSPC: 51,
 ESPIPE: 70,
 EROFS: 69,
 EMLINK: 34,
 EPIPE: 64,
 EDOM: 18,
 ERANGE: 68,
 ENOMSG: 49,
 EIDRM: 24,
 ECHRNG: 106,
 EL2NSYNC: 156,
 EL3HLT: 107,
 EL3RST: 108,
 ELNRNG: 109,
 EUNATCH: 110,
 ENOCSI: 111,
 EL2HLT: 112,
 EDEADLK: 16,
 ENOLCK: 46,
 EBADE: 113,
 EBADR: 114,
 EXFULL: 115,
 ENOANO: 104,
 EBADRQC: 103,
 EBADSLT: 102,
 EDEADLOCK: 16,
 EBFONT: 101,
 ENOSTR: 100,
 ENODATA: 116,
 ETIME: 117,
 ENOSR: 118,
 ENONET: 119,
 ENOPKG: 120,
 EREMOTE: 121,
 ENOLINK: 47,
 EADV: 122,
 ESRMNT: 123,
 ECOMM: 124,
 EPROTO: 65,
 EMULTIHOP: 36,
 EDOTDOT: 125,
 EBADMSG: 9,
 ENOTUNIQ: 126,
 EBADFD: 127,
 EREMCHG: 128,
 ELIBACC: 129,
 ELIBBAD: 130,
 ELIBSCN: 131,
 ELIBMAX: 132,
 ELIBEXEC: 133,
 ENOSYS: 52,
 ENOTEMPTY: 55,
 ENAMETOOLONG: 37,
 ELOOP: 32,
 EOPNOTSUPP: 138,
 EPFNOSUPPORT: 139,
 ECONNRESET: 15,
 ENOBUFS: 42,
 EAFNOSUPPORT: 5,
 EPROTOTYPE: 67,
 ENOTSOCK: 57,
 ENOPROTOOPT: 50,
 ESHUTDOWN: 140,
 ECONNREFUSED: 14,
 EADDRINUSE: 3,
 ECONNABORTED: 13,
 ENETUNREACH: 40,
 ENETDOWN: 38,
 ETIMEDOUT: 73,
 EHOSTDOWN: 142,
 EHOSTUNREACH: 23,
 EINPROGRESS: 26,
 EALREADY: 7,
 EDESTADDRREQ: 17,
 EMSGSIZE: 35,
 EPROTONOSUPPORT: 66,
 ESOCKTNOSUPPORT: 137,
 EADDRNOTAVAIL: 4,
 ENETRESET: 39,
 EISCONN: 30,
 ENOTCONN: 53,
 ETOOMANYREFS: 141,
 EUSERS: 136,
 EDQUOT: 19,
 ESTALE: 72,
 ENOTSUP: 138,
 ENOMEDIUM: 148,
 EILSEQ: 25,
 EOVERFLOW: 61,
 ECANCELED: 11,
 ENOTRECOVERABLE: 56,
 EOWNERDEAD: 62,
 ESTRPIPE: 135
};

var FS = {
 root: null,
 mounts: [],
 devices: {},
 streams: [],
 nextInode: 1,
 nameTable: null,
 currentPath: "/",
 initialized: false,
 ignorePermissions: true,
 trackingDelegate: {},
 tracking: {
  openFlags: {
   READ: 1,
   WRITE: 2
  }
 },
 ErrnoError: null,
 genericErrors: {},
 filesystems: null,
 syncFSRequests: 0,
 lookupPath: function(path, opts) {
  path = PATH_FS.resolve(FS.cwd(), path);
  opts = opts || {};
  if (!path) return {
   path: "",
   node: null
  };
  var defaults = {
   follow_mount: true,
   recurse_count: 0
  };
  for (var key in defaults) {
   if (opts[key] === undefined) {
    opts[key] = defaults[key];
   }
  }
  if (opts.recurse_count > 8) {
   throw new FS.ErrnoError(32);
  }
  var parts = PATH.normalizeArray(path.split("/").filter(function(p) {
   return !!p;
  }), false);
  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;
   }
   current = FS.lookupNode(current, parts[i]);
   current_path = PATH.join2(current_path, parts[i]);
   if (FS.isMountpoint(current)) {
    if (!islast || islast && opts.follow_mount) {
     current = current.mounted.root;
    }
   }
   if (!islast || opts.follow) {
    var count = 0;
    while (FS.isLink(current.mode)) {
     var link = FS.readlink(current_path);
     current_path = PATH_FS.resolve(PATH.dirname(current_path), link);
     var lookup = FS.lookupPath(current_path, {
      recurse_count: opts.recurse_count
     });
     current = lookup.node;
     if (count++ > 40) {
      throw new FS.ErrnoError(32);
     }
    }
   }
  }
  return {
   path: current_path,
   node: current
  };
 },
 getPath: function(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: function(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: function(node) {
  var hash = FS.hashName(node.parent.id, node.name);
  node.name_next = FS.nameTable[hash];
  FS.nameTable[hash] = node;
 },
 hashRemoveNode: function(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: function(parent, name) {
  var errCode = FS.mayLookup(parent);
  if (errCode) {
   throw new FS.ErrnoError(errCode, parent);
  }
  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: function(parent, name, mode, rdev) {
  assert(typeof parent === "object");
  var node = new FS.FSNode(parent, name, mode, rdev);
  FS.hashAddNode(node);
  return node;
 },
 destroyNode: function(node) {
  FS.hashRemoveNode(node);
 },
 isRoot: function(node) {
  return node === node.parent;
 },
 isMountpoint: function(node) {
  return !!node.mounted;
 },
 isFile: function(mode) {
  return (mode & 61440) === 32768;
 },
 isDir: function(mode) {
  return (mode & 61440) === 16384;
 },
 isLink: function(mode) {
  return (mode & 61440) === 40960;
 },
 isChrdev: function(mode) {
  return (mode & 61440) === 8192;
 },
 isBlkdev: function(mode) {
  return (mode & 61440) === 24576;
 },
 isFIFO: function(mode) {
  return (mode & 61440) === 4096;
 },
 isSocket: function(mode) {
  return (mode & 49152) === 49152;
 },
 flagModes: {
  "r": 0,
  "r+": 2,
  "w": 577,
  "w+": 578,
  "a": 1089,
  "a+": 1090
 },
 modeStringToFlags: function(str) {
  var flags = FS.flagModes[str];
  if (typeof flags === "undefined") {
   throw new Error("Unknown file open mode: " + str);
  }
  return flags;
 },
 flagsToPermissionString: function(flag) {
  var perms = [ "r", "w", "rw" ][flag & 3];
  if (flag & 512) {
   perms += "w";
  }
  return perms;
 },
 nodePermissions: function(node, perms) {
  if (FS.ignorePermissions) {
   return 0;
  }
  if (perms.indexOf("r") !== -1 && !(node.mode & 292)) {
   return 2;
  } else if (perms.indexOf("w") !== -1 && !(node.mode & 146)) {
   return 2;
  } else if (perms.indexOf("x") !== -1 && !(node.mode & 73)) {
   return 2;
  }
  return 0;
 },
 mayLookup: function(dir) {
  var errCode = FS.nodePermissions(dir, "x");
  if (errCode) return errCode;
  if (!dir.node_ops.lookup) return 2;
  return 0;
 },
 mayCreate: function(dir, name) {
  try {
   var node = FS.lookupNode(dir, name);
   return 20;
  } catch (e) {}
  return FS.nodePermissions(dir, "wx");
 },
 mayDelete: function(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: function(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) {
    return 31;
   }
  }
  return FS.nodePermissions(node, FS.flagsToPermissionString(flags));
 },
 MAX_OPEN_FDS: 4096,
 nextfd: function(fd_start, fd_end) {
  fd_start = fd_start || 0;
  fd_end = fd_end || FS.MAX_OPEN_FDS;
  for (var fd = fd_start; fd <= fd_end; fd++) {
   if (!FS.streams[fd]) {
    return fd;
   }
  }
  throw new FS.ErrnoError(33);
 },
 getStream: function(fd) {
  return FS.streams[fd];
 },
 createStream: function(stream, fd_start, fd_end) {
  if (!FS.FSStream) {
   FS.FSStream = function() {};
   FS.FSStream.prototype = {
    object: {
     get: function() {
      return this.node;
     },
     set: function(val) {
      this.node = val;
     }
    },
    isRead: {
     get: function() {
      return (this.flags & 2097155) !== 1;
     }
    },
    isWrite: {
     get: function() {
      return (this.flags & 2097155) !== 0;
     }
    },
    isAppend: {
     get: function() {
      return this.flags & 1024;
     }
    }
   };
  }
  var newStream = new FS.FSStream();
  for (var p in stream) {
   newStream[p] = stream[p];
  }
  stream = newStream;
  var fd = FS.nextfd(fd_start, fd_end);
  stream.fd = fd;
  FS.streams[fd] = stream;
  return stream;
 },
 closeStream: function(fd) {
  FS.streams[fd] = null;
 },
 chrdev_stream_ops: {
  open: function(stream) {
   var device = FS.getDevice(stream.node.rdev);
   stream.stream_ops = device.stream_ops;
   if (stream.stream_ops.open) {
    stream.stream_ops.open(stream);
   }
  },
  llseek: function() {
   throw new FS.ErrnoError(70);
  }
 },
 major: function(dev) {
  return dev >> 8;
 },
 minor: function(dev) {
  return dev & 255;
 },
 makedev: function(ma, mi) {
  return ma << 8 | mi;
 },
 registerDevice: function(dev, ops) {
  FS.devices[dev] = {
   stream_ops: ops
  };
 },
 getDevice: function(dev) {
  return FS.devices[dev];
 },
 getMounts: function(mount) {
  var mounts = [];
  var check = [ mount ];
  while (check.length) {
   var m = check.pop();
   mounts.push(m);
   check.push.apply(check, m.mounts);
  }
  return mounts;
 },
 syncfs: function(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) {
   assert(FS.syncFSRequests > 0);
   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);
   }
  }
  mounts.forEach(function(mount) {
   if (!mount.type.syncfs) {
    return done(null);
   }
   mount.type.syncfs(mount, populate, done);
  });
 },
 mount: function(type, opts, mountpoint) {
  if (typeof type === "string") {
   throw type;
  }
  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: type,
   opts: opts,
   mountpoint: 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: function(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);
  Object.keys(FS.nameTable).forEach(function(hash) {
   var current = FS.nameTable[hash];
   while (current) {
    var next = current.name_next;
    if (mounts.indexOf(current.mount) !== -1) {
     FS.destroyNode(current);
    }
    current = next;
   }
  });
  node.mounted = null;
  var idx = node.mount.mounts.indexOf(mount);
  assert(idx !== -1);
  node.mount.mounts.splice(idx, 1);
 },
 lookup: function(parent, name) {
  return parent.node_ops.lookup(parent, name);
 },
 mknod: function(path, mode, dev) {
  var lookup = FS.lookupPath(path, {
   parent: true
  });
  var parent = lookup.node;
  var name = PATH.basename(path);
  if (!name || name === "." || name === "..") {
   throw new FS.ErrnoError(28);
  }
  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);
 },
 create: function(path, mode) {
  mode = mode !== undefined ? mode : 438;
  mode &= 4095;
  mode |= 32768;
  return FS.mknod(path, mode, 0);
 },
 mkdir: function(path, mode) {
  mode = mode !== undefined ? mode : 511;
  mode &= 511 | 512;
  mode |= 16384;
  return FS.mknod(path, mode, 0);
 },
 mkdirTree: function(path, mode) {
  var dirs = path.split("/");
  var d = "";
  for (var i = 0; i < dirs.length; ++i) {
   if (!dirs[i]) continue;
   d += "/" + dirs[i];
   try {
    FS.mkdir(d, mode);
   } catch (e) {
    if (e.errno != 20) throw e;
   }
  }
 },
 mkdev: function(path, mode, dev) {
  if (typeof dev === "undefined") {
   dev = mode;
   mode = 438;
  }
  mode |= 8192;
  return FS.mknod(path, mode, dev);
 },
 symlink: function(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: function(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);
  if (relative.charAt(0) !== ".") {
   throw new FS.ErrnoError(28);
  }
  relative = PATH_FS.relative(new_path, old_dirname);
  if (relative.charAt(0) !== ".") {
   throw new FS.ErrnoError(55);
  }
  var new_node;
  try {
   new_node = FS.lookupNode(new_dir, new_name);
  } catch (e) {}
  if (old_node === new_node) {
   return;
  }
  var isdir = FS.isDir(old_node.mode);
  var errCode = FS.mayDelete(old_dir, old_name, isdir);
  if (errCode) {
   throw new FS.ErrnoError(errCode);
  }
  errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name);
  if (errCode) {
   throw new FS.ErrnoError(errCode);
  }
  if (!old_dir.node_ops.rename) {
   throw new FS.ErrnoError(63);
  }
  if (FS.isMountpoint(old_node) || new_node && FS.isMountpoint(new_node)) {
   throw new FS.ErrnoError(10);
  }
  if (new_dir !== old_dir) {
   errCode = FS.nodePermissions(old_dir, "w");
   if (errCode) {
    throw new FS.ErrnoError(errCode);
   }
  }
  try {
   if (FS.trackingDelegate["willMovePath"]) {
    FS.trackingDelegate["willMovePath"](old_path, new_path);
   }
  } catch (e) {
   err("FS.trackingDelegate['willMovePath']('" + old_path + "', '" + new_path + "') threw an exception: " + e.message);
  }
  FS.hashRemoveNode(old_node);
  try {
   old_dir.node_ops.rename(old_node, new_dir, new_name);
  } catch (e) {
   throw e;
  } finally {
   FS.hashAddNode(old_node);
  }
  try {
   if (FS.trackingDelegate["onMovePath"]) FS.trackingDelegate["onMovePath"](old_path, new_path);
  } catch (e) {
   err("FS.trackingDelegate['onMovePath']('" + old_path + "', '" + new_path + "') threw an exception: " + e.message);
  }
 },
 rmdir: function(path) {
  var lookup = FS.lookupPath(path, {
   parent: true
  });
  var parent = lookup.node;
  var name = PATH.basename(path);
  var node = FS.lookupNode(parent, name);
  var errCode = FS.mayDelete(parent, name, true);
  if (errCode) {
   throw new FS.ErrnoError(errCode);
  }
  if (!parent.node_ops.rmdir) {
   throw new FS.ErrnoError(63);
  }
  if (FS.isMountpoint(node)) {
   throw new FS.ErrnoError(10);
  }
  try {
   if (FS.trackingDelegate["willDeletePath"]) {
    FS.trackingDelegate["willDeletePath"](path);
   }
  } catch (e) {
   err("FS.trackingDelegate['willDeletePath']('" + path + "') threw an exception: " + e.message);
  }
  parent.node_ops.rmdir(parent, name);
  FS.destroyNode(node);
  try {
   if (FS.trackingDelegate["onDeletePath"]) FS.trackingDelegate["onDeletePath"](path);
  } catch (e) {
   err("FS.trackingDelegate['onDeletePath']('" + path + "') threw an exception: " + e.message);
  }
 },
 readdir: function(path) {
  var lookup = FS.lookupPath(path, {
   follow: true
  });
  var node = lookup.node;
  if (!node.node_ops.readdir) {
   throw new FS.ErrnoError(54);
  }
  return node.node_ops.readdir(node);
 },
 unlink: function(path) {
  var lookup = FS.lookupPath(path, {
   parent: true
  });
  var parent = lookup.node;
  var name = PATH.basename(path);
  var node = FS.lookupNode(parent, name);
  var errCode = FS.mayDelete(parent, name, false);
  if (errCode) {
   throw new FS.ErrnoError(errCode);
  }
  if (!parent.node_ops.unlink) {
   throw new FS.ErrnoError(63);
  }
  if (FS.isMountpoint(node)) {
   throw new FS.ErrnoError(10);
  }
  try {
   if (FS.trackingDelegate["willDeletePath"]) {
    FS.trackingDelegate["willDeletePath"](path);
   }
  } catch (e) {
   err("FS.trackingDelegate['willDeletePath']('" + path + "') threw an exception: " + e.message);
  }
  parent.node_ops.unlink(parent, name);
  FS.destroyNode(node);
  try {
   if (FS.trackingDelegate["onDeletePath"]) FS.trackingDelegate["onDeletePath"](path);
  } catch (e) {
   err("FS.trackingDelegate['onDeletePath']('" + path + "') threw an exception: " + e.message);
  }
 },
 readlink: function(path) {
  var lookup = FS.lookupPath(path);
  var link = lookup.node;
  if (!link) {
   throw new FS.ErrnoError(44);
  }
  if (!link.node_ops.readlink) {
   throw new FS.ErrnoError(28);
  }
  return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link));
 },
 stat: function(path, dontFollow) {
  var lookup = FS.lookupPath(path, {
   follow: !dontFollow
  });
  var node = lookup.node;
  if (!node) {
   throw new FS.ErrnoError(44);
  }
  if (!node.node_ops.getattr) {
   throw new FS.ErrnoError(63);
  }
  return node.node_ops.getattr(node);
 },
 lstat: function(path) {
  return FS.stat(path, true);
 },
 chmod: function(path, mode, dontFollow) {
  var node;
  if (typeof path === "string") {
   var lookup = FS.lookupPath(path, {
    follow: !dontFollow
   });
   node = lookup.node;
  } else {
   node = path;
  }
  if (!node.node_ops.setattr) {
   throw new FS.ErrnoError(63);
  }
  node.node_ops.setattr(node, {
   mode: mode & 4095 | node.mode & ~4095,
   timestamp: Date.now()
  });
 },
 lchmod: function(path, mode) {
  FS.chmod(path, mode, true);
 },
 fchmod: function(fd, mode) {
  var stream = FS.getStream(fd);
  if (!stream) {
   throw new FS.ErrnoError(8);
  }
  FS.chmod(stream.node, mode);
 },
 chown: function(path, uid, gid, dontFollow) {
  var node;
  if (typeof path === "string") {
   var lookup = FS.lookupPath(path, {
    follow: !dontFollow
   });
   node = lookup.node;
  } else {
   node = path;
  }
  if (!node.node_ops.setattr) {
   throw new FS.ErrnoError(63);
  }
  node.node_ops.setattr(node, {
   timestamp: Date.now()
  });
 },
 lchown: function(path, uid, gid) {
  FS.chown(path, uid, gid, true);
 },
 fchown: function(fd, uid, gid) {
  var stream = FS.getStream(fd);
  if (!stream) {
   throw new FS.ErrnoError(8);
  }
  FS.chown(stream.node, uid, gid);
 },
 truncate: function(path, len) {
  if (len < 0) {
   throw new FS.ErrnoError(28);
  }
  var node;
  if (typeof path === "string") {
   var lookup = FS.lookupPath(path, {
    follow: true
   });
   node = lookup.node;
  } else {
   node = path;
  }
  if (!node.node_ops.setattr) {
   throw new FS.ErrnoError(63);
  }
  if (FS.isDir(node.mode)) {
   throw new FS.ErrnoError(31);
  }
  if (!FS.isFile(node.mode)) {
   throw new FS.ErrnoError(28);
  }
  var errCode = FS.nodePermissions(node, "w");
  if (errCode) {
   throw new FS.ErrnoError(errCode);
  }
  node.node_ops.setattr(node, {
   size: len,
   timestamp: Date.now()
  });
 },
 ftruncate: function(fd, len) {
  var stream = FS.getStream(fd);
  if (!stream) {
   throw new FS.ErrnoError(8);
  }
  if ((stream.flags & 2097155) === 0) {
   throw new FS.ErrnoError(28);
  }
  FS.truncate(stream.node, len);
 },
 utime: function(path, atime, mtime) {
  var lookup = FS.lookupPath(path, {
   follow: true
  });
  var node = lookup.node;
  node.node_ops.setattr(node, {
   timestamp: Math.max(atime, mtime)
  });
 },
 open: function(path, flags, mode, fd_start, fd_end) {
  if (path === "") {
   throw new FS.ErrnoError(44);
  }
  flags = typeof flags === "string" ? FS.modeStringToFlags(flags) : flags;
  mode = typeof mode === "undefined" ? 438 : mode;
  if (flags & 64) {
   mode = mode & 4095 | 32768;
  } else {
   mode = 0;
  }
  var node;
  if (typeof path === "object") {
   node = path;
  } else {
   path = PATH.normalize(path);
   try {
    var lookup = FS.lookupPath(path, {
     follow: !(flags & 131072)
    });
    node = lookup.node;
   } catch (e) {}
  }
  var created = false;
  if (flags & 64) {
   if (node) {
    if (flags & 128) {
     throw new FS.ErrnoError(20);
    }
   } else {
    node = FS.mknod(path, mode, 0);
    created = true;
   }
  }
  if (!node) {
   throw new FS.ErrnoError(44);
  }
  if (FS.isChrdev(node.mode)) {
   flags &= ~512;
  }
  if (flags & 65536 && !FS.isDir(node.mode)) {
   throw new FS.ErrnoError(54);
  }
  if (!created) {
   var errCode = FS.mayOpen(node, flags);
   if (errCode) {
    throw new FS.ErrnoError(errCode);
   }
  }
  if (flags & 512) {
   FS.truncate(node, 0);
  }
  flags &= ~(128 | 512 | 131072);
  var stream = FS.createStream({
   node: node,
   path: FS.getPath(node),
   flags: flags,
   seekable: true,
   position: 0,
   stream_ops: node.stream_ops,
   ungotten: [],
   error: false
  }, fd_start, fd_end);
  if (stream.stream_ops.open) {
   stream.stream_ops.open(stream);
  }
  if (Module["logReadFiles"] && !(flags & 1)) {
   if (!FS.readFiles) FS.readFiles = {};
   if (!(path in FS.readFiles)) {
    FS.readFiles[path] = 1;
    err("FS.trackingDelegate error on read file: " + path);
   }
  }
  try {
   if (FS.trackingDelegate["onOpenFile"]) {
    var trackingFlags = 0;
    if ((flags & 2097155) !== 1) {
     trackingFlags |= FS.tracking.openFlags.READ;
    }
    if ((flags & 2097155) !== 0) {
     trackingFlags |= FS.tracking.openFlags.WRITE;
    }
    FS.trackingDelegate["onOpenFile"](path, trackingFlags);
   }
  } catch (e) {
   err("FS.trackingDelegate['onOpenFile']('" + path + "', flags) threw an exception: " + e.message);
  }
  return stream;
 },
 close: function(stream) {
  if (FS.isClosed(stream)) {
   throw new FS.ErrnoError(8);
  }
  if (stream.getdents) stream.getdents = null;
  try {
   if (stream.stream_ops.close) {
    stream.stream_ops.close(stream);
   }
  } catch (e) {
   throw e;
  } finally {
   FS.closeStream(stream.fd);
  }
  stream.fd = null;
 },
 isClosed: function(stream) {
  return stream.fd === null;
 },
 llseek: function(stream, offset, whence) {
  if (FS.isClosed(stream)) {
   throw new FS.ErrnoError(8);
  }
  if (!stream.seekable || !stream.stream_ops.llseek) {
   throw new FS.ErrnoError(70);
  }
  if (whence != 0 && whence != 1 && whence != 2) {
   throw new FS.ErrnoError(28);
  }
  stream.position = stream.stream_ops.llseek(stream, offset, whence);
  stream.ungotten = [];
  return stream.position;
 },
 read: function(stream, buffer, offset, length, position) {
  if (length < 0 || position < 0) {
   throw new FS.ErrnoError(28);
  }
  if (FS.isClosed(stream)) {
   throw new FS.ErrnoError(8);
  }
  if ((stream.flags & 2097155) === 1) {
   throw new FS.ErrnoError(8);
  }
  if (FS.isDir(stream.node.mode)) {
   throw new FS.ErrnoError(31);
  }
  if (!stream.stream_ops.read) {
   throw new FS.ErrnoError(28);
  }
  var seeking = typeof position !== "undefined";
  if (!seeking) {
   position = stream.position;
  } else if (!stream.seekable) {
   throw new FS.ErrnoError(70);
  }
  var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position);
  if (!seeking) stream.position += bytesRead;
  return bytesRead;
 },
 write: function(stream, buffer, offset, length, position, canOwn) {
  if (length < 0 || position < 0) {
   throw new FS.ErrnoError(28);
  }
  if (FS.isClosed(stream)) {
   throw new FS.ErrnoError(8);
  }
  if ((stream.flags & 2097155) === 0) {
   throw new FS.ErrnoError(8);
  }
  if (FS.isDir(stream.node.mode)) {
   throw new FS.ErrnoError(31);
  }
  if (!stream.stream_ops.write) {
   throw new FS.ErrnoError(28);
  }
  if (stream.seekable && stream.flags & 1024) {
   FS.llseek(stream, 0, 2);
  }
  var seeking = typeof position !== "undefined";
  if (!seeking) {
   position = stream.position;
  } else if (!stream.seekable) {
   throw new FS.ErrnoError(70);
  }
  var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn);
  if (!seeking) stream.position += bytesWritten;
  try {
   if (stream.path && FS.trackingDelegate["onWriteToFile"]) FS.trackingDelegate["onWriteToFile"](stream.path);
  } catch (e) {
   err("FS.trackingDelegate['onWriteToFile']('" + stream.path + "') threw an exception: " + e.message);
  }
  return bytesWritten;
 },
 allocate: function(stream, offset, length) {
  if (FS.isClosed(stream)) {
   throw new FS.ErrnoError(8);
  }
  if (offset < 0 || length <= 0) {
   throw new FS.ErrnoError(28);
  }
  if ((stream.flags & 2097155) === 0) {
   throw new FS.ErrnoError(8);
  }
  if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) {
   throw new FS.ErrnoError(43);
  }
  if (!stream.stream_ops.allocate) {
   throw new FS.ErrnoError(138);
  }
  stream.stream_ops.allocate(stream, offset, length);
 },
 mmap: function(stream, address, length, position, prot, flags) {
  if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) {
   throw new FS.ErrnoError(2);
  }
  if ((stream.flags & 2097155) === 1) {
   throw new FS.ErrnoError(2);
  }
  if (!stream.stream_ops.mmap) {
   throw new FS.ErrnoError(43);
  }
  return stream.stream_ops.mmap(stream, address, length, position, prot, flags);
 },
 msync: function(stream, buffer, offset, length, mmapFlags) {
  if (!stream || !stream.stream_ops.msync) {
   return 0;
  }
  return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags);
 },
 munmap: function(stream) {
  return 0;
 },
 ioctl: function(stream, cmd, arg) {
  if (!stream.stream_ops.ioctl) {
   throw new FS.ErrnoError(59);
  }
  return stream.stream_ops.ioctl(stream, cmd, arg);
 },
 readFile: function(path, opts) {
  opts = opts || {};
  opts.flags = opts.flags || 0;
  opts.encoding = opts.encoding || "binary";
  if (opts.encoding !== "utf8" && opts.encoding !== "binary") {
   throw new Error('Invalid encoding type "' + opts.encoding + '"');
  }
  var ret;
  var stream = FS.open(path, opts.flags);
  var stat = FS.stat(path);
  var length = stat.size;
  var buf = new Uint8Array(length);
  FS.read(stream, buf, 0, length, 0);
  if (opts.encoding === "utf8") {
   ret = UTF8ArrayToString(buf, 0);
  } else if (opts.encoding === "binary") {
   ret = buf;
  }
  FS.close(stream);
  return ret;
 },
 writeFile: function(path, data, opts) {
  opts = opts || {};
  opts.flags = opts.flags || 577;
  var stream = FS.open(path, opts.flags, opts.mode);
  if (typeof data === "string") {
   var buf = new Uint8Array(lengthBytesUTF8(data) + 1);
   var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length);
   FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn);
  } else if (ArrayBuffer.isView(data)) {
   FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn);
  } else {
   throw new Error("Unsupported data type");
  }
  FS.close(stream);
 },
 cwd: function() {
  return FS.currentPath;
 },
 chdir: function(path) {
  var lookup = FS.lookupPath(path, {
   follow: true
  });
  if (lookup.node === null) {
   throw new FS.ErrnoError(44);
  }
  if (!FS.isDir(lookup.node.mode)) {
   throw new FS.ErrnoError(54);
  }
  var errCode = FS.nodePermissions(lookup.node, "x");
  if (errCode) {
   throw new FS.ErrnoError(errCode);
  }
  FS.currentPath = lookup.path;
 },
 createDefaultDirectories: function() {
  FS.mkdir("/tmp");
  FS.mkdir("/home");
  FS.mkdir("/home/web_user");
 },
 createDefaultDevices: function() {
  FS.mkdir("/dev");
  FS.registerDevice(FS.makedev(1, 3), {
   read: function() {
    return 0;
   },
   write: function(stream, buffer, offset, length, pos) {
    return length;
   }
  });
  FS.mkdev("/dev/null", FS.makedev(1, 3));
  TTY.register(FS.makedev(5, 0), TTY.default_tty_ops);
  TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops);
  FS.mkdev("/dev/tty", FS.makedev(5, 0));
  FS.mkdev("/dev/tty1", FS.makedev(6, 0));
  var random_device = getRandomDevice();
  FS.createDevice("/dev", "random", random_device);
  FS.createDevice("/dev", "urandom", random_device);
  FS.mkdir("/dev/shm");
  FS.mkdir("/dev/shm/tmp");
 },
 createSpecialDirectories: function() {
  FS.mkdir("/proc");
  var proc_self = FS.mkdir("/proc/self");
  FS.mkdir("/proc/self/fd");
  FS.mount({
   mount: function() {
    var node = FS.createNode(proc_self, "fd", 16384 | 511, 73);
    node.node_ops = {
     lookup: function(parent, name) {
      var fd = +name;
      var stream = FS.getStream(fd);
      if (!stream) throw new FS.ErrnoError(8);
      var ret = {
       parent: null,
       mount: {
        mountpoint: "fake"
       },
       node_ops: {
        readlink: function() {
         return stream.path;
        }
       }
      };
      ret.parent = ret;
      return ret;
     }
    };
    return node;
   }
  }, {}, "/proc/self/fd");
 },
 createStandardStreams: function() {
  if (Module["stdin"]) {
   FS.createDevice("/dev", "stdin", Module["stdin"]);
  } else {
   FS.symlink("/dev/tty", "/dev/stdin");
  }
  if (Module["stdout"]) {
   FS.createDevice("/dev", "stdout", null, Module["stdout"]);
  } else {
   FS.symlink("/dev/tty", "/dev/stdout");
  }
  if (Module["stderr"]) {
   FS.createDevice("/dev", "stderr", null, Module["stderr"]);
  } else {
   FS.symlink("/dev/tty1", "/dev/stderr");
  }
  var stdin = FS.open("/dev/stdin", 0);
  var stdout = FS.open("/dev/stdout", 1);
  var stderr = FS.open("/dev/stderr", 1);
  assert(stdin.fd === 0, "invalid handle for stdin (" + stdin.fd + ")");
  assert(stdout.fd === 1, "invalid handle for stdout (" + stdout.fd + ")");
  assert(stderr.fd === 2, "invalid handle for stderr (" + stderr.fd + ")");
 },
 ensureErrnoError: function() {
  if (FS.ErrnoError) return;
  FS.ErrnoError = function ErrnoError(errno, node) {
   this.node = node;
   this.setErrno = function(errno) {
    this.errno = errno;
    for (var key in ERRNO_CODES) {
     if (ERRNO_CODES[key] === errno) {
      this.code = key;
      break;
     }
    }
   };
   this.setErrno(errno);
   this.message = ERRNO_MESSAGES[errno];
   if (this.stack) {
    Object.defineProperty(this, "stack", {
     value: new Error().stack,
     writable: true
    });
    this.stack = demangleAll(this.stack);
   }
  };
  FS.ErrnoError.prototype = new Error();
  FS.ErrnoError.prototype.constructor = FS.ErrnoError;
  [ 44 ].forEach(function(code) {
   FS.genericErrors[code] = new FS.ErrnoError(code);
   FS.genericErrors[code].stack = "<generic error, no stack>";
  });
 },
 staticInit: function() {
  FS.ensureErrnoError();
  FS.nameTable = new Array(4096);
  FS.mount(MEMFS, {}, "/");
  FS.createDefaultDirectories();
  FS.createDefaultDevices();
  FS.createSpecialDirectories();
  FS.filesystems = {
   "MEMFS": MEMFS,
   "WORKERFS": WORKERFS
  };
 },
 init: function(input, output, error) {
  assert(!FS.init.initialized, "FS.init was previously called. If you want to initialize later with custom parameters, remove any earlier calls (note that one is automatically added to the generated code)");
  FS.init.initialized = true;
  FS.ensureErrnoError();
  Module["stdin"] = input || Module["stdin"];
  Module["stdout"] = output || Module["stdout"];
  Module["stderr"] = error || Module["stderr"];
  FS.createStandardStreams();
 },
 quit: function() {
  FS.init.initialized = false;
  var fflush = Module["_fflush"];
  if (fflush) fflush(0);
  for (var i = 0; i < FS.streams.length; i++) {
   var stream = FS.streams[i];
   if (!stream) {
    continue;
   }
   FS.close(stream);
  }
 },
 getMode: function(canRead, canWrite) {
  var mode = 0;
  if (canRead) mode |= 292 | 73;
  if (canWrite) mode |= 146;
  return mode;
 },
 findObject: function(path, dontResolveLastLink) {
  var ret = FS.analyzePath(path, dontResolveLastLink);
  if (ret.exists) {
   return ret.object;
  } else {
   return null;
  }
 },
 analyzePath: function(path, dontResolveLastLink) {
  try {
   var lookup = FS.lookupPath(path, {
    follow: !dontResolveLastLink
   });
   path = lookup.path;
  } catch (e) {}
  var ret = {
   isRoot: false,
   exists: false,
   error: 0,
   name: null,
   path: null,
   object: null,
   parentExists: false,
   parentPath: null,
   parentObject: null
  };
  try {
   var lookup = FS.lookupPath(path, {
    parent: true
   });
   ret.parentExists = true;
   ret.parentPath = lookup.path;
   ret.parentObject = lookup.node;
   ret.name = PATH.basename(path);
   lookup = FS.lookupPath(path, {
    follow: !dontResolveLastLink
   });
   ret.exists = true;
   ret.path = lookup.path;
   ret.object = lookup.node;
   ret.name = lookup.node.name;
   ret.isRoot = lookup.path === "/";
  } catch (e) {
   ret.error = e.errno;
  }
  return ret;
 },
 createPath: function(parent, path, canRead, canWrite) {
  parent = typeof parent === "string" ? parent : FS.getPath(parent);
  var parts = path.split("/").reverse();
  while (parts.length) {
   var part = parts.pop();
   if (!part) continue;
   var current = PATH.join2(parent, part);
   try {
    FS.mkdir(current);
   } catch (e) {}
   parent = current;
  }
  return current;
 },
 createFile: function(parent, name, properties, canRead, canWrite) {
  var path = PATH.join2(typeof parent === "string" ? parent : FS.getPath(parent), name);
  var mode = FS.getMode(canRead, canWrite);
  return FS.create(path, mode);
 },
 createDataFile: function(parent, name, data, canRead, canWrite, canOwn) {
  var path = name ? PATH.join2(typeof parent === "string" ? parent : FS.getPath(parent), name) : parent;
  var mode = FS.getMode(canRead, canWrite);
  var node = FS.create(path, mode);
  if (data) {
   if (typeof data === "string") {
    var arr = new Array(data.length);
    for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i);
    data = arr;
   }
   FS.chmod(node, mode | 146);
   var stream = FS.open(node, 577);
   FS.write(stream, data, 0, data.length, 0, canOwn);
   FS.close(stream);
   FS.chmod(node, mode);
  }
  return node;
 },
 createDevice: function(parent, name, input, output) {
  var path = PATH.join2(typeof parent === "string" ? parent : FS.getPath(parent), name);
  var mode = FS.getMode(!!input, !!output);
  if (!FS.createDevice.major) FS.createDevice.major = 64;
  var dev = FS.makedev(FS.createDevice.major++, 0);
  FS.registerDevice(dev, {
   open: function(stream) {
    stream.seekable = false;
   },
   close: function(stream) {
    if (output && output.buffer && output.buffer.length) {
     output(10);
    }
   },
   read: function(stream, buffer, offset, length, pos) {
    var bytesRead = 0;
    for (var i = 0; i < length; i++) {
     var result;
     try {
      result = input();
     } 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.timestamp = Date.now();
    }
    return bytesRead;
   },
   write: function(stream, buffer, offset, length, pos) {
    for (var i = 0; i < length; i++) {
     try {
      output(buffer[offset + i]);
     } catch (e) {
      throw new FS.ErrnoError(29);
     }
    }
    if (length) {
     stream.node.timestamp = Date.now();
    }
    return i;
   }
  });
  return FS.mkdev(path, mode, dev);
 },
 forceLoadFile: function(obj) {
  if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true;
  if (typeof XMLHttpRequest !== "undefined") {
   throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.");
  } else if (read_) {
   try {
    obj.contents = intArrayFromString(read_(obj.url), true);
    obj.usedBytes = obj.contents.length;
   } catch (e) {
    throw new FS.ErrnoError(29);
   }
  } else {
   throw new Error("Cannot load without read() or XMLHttpRequest.");
  }
 },
 createLazyFile: function(parent, name, url, canRead, canWrite) {
  function LazyUint8Array() {
   this.lengthKnown = false;
   this.chunks = [];
  }
  LazyUint8Array.prototype.get = function LazyUint8Array_get(idx) {
   if (idx > this.length - 1 || idx < 0) {
    return undefined;
   }
   var chunkOffset = idx % this.chunkSize;
   var chunkNum = idx / this.chunkSize | 0;
   return this.getter(chunkNum)[chunkOffset];
  };
  LazyUint8Array.prototype.setDataGetter = function LazyUint8Array_setDataGetter(getter) {
   this.getter = getter;
  };
  LazyUint8Array.prototype.cacheLength = function LazyUint8Array_cacheLength() {
   var xhr = new XMLHttpRequest();
   xhr.open("HEAD", url, false);
   xhr.send(null);
   if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status);
   var datalength = Number(xhr.getResponseHeader("Content-length"));
   var header;
   var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes";
   var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip";
   var chunkSize = 1024 * 1024;
   if (!hasByteServing) chunkSize = datalength;
   var doXHR = function(from, to) {
    if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!");
    if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!");
    var xhr = new XMLHttpRequest();
    xhr.open("GET", url, false);
    if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to);
    if (typeof Uint8Array != "undefined") xhr.responseType = "arraybuffer";
    if (xhr.overrideMimeType) {
     xhr.overrideMimeType("text/plain; charset=x-user-defined");
    }
    xhr.send(null);
    if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status);
    if (xhr.response !== undefined) {
     return new Uint8Array(xhr.response || []);
    } else {
     return intArrayFromString(xhr.responseText || "", true);
    }
   };
   var lazyArray = this;
   lazyArray.setDataGetter(function(chunkNum) {
    var start = chunkNum * chunkSize;
    var end = (chunkNum + 1) * chunkSize - 1;
    end = Math.min(end, datalength - 1);
    if (typeof lazyArray.chunks[chunkNum] === "undefined") {
     lazyArray.chunks[chunkNum] = doXHR(start, end);
    }
    if (typeof lazyArray.chunks[chunkNum] === "undefined") throw new Error("doXHR failed!");
    return lazyArray.chunks[chunkNum];
   });
   if (usesGzip || !datalength) {
    chunkSize = datalength = 1;
    datalength = this.getter(0).length;
    chunkSize = datalength;
    out("LazyFiles on gzip forces download of the whole file when length is accessed");
   }
   this._length = datalength;
   this._chunkSize = chunkSize;
   this.lengthKnown = true;
  };
  if (typeof XMLHttpRequest !== "undefined") {
   if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";
   var lazyArray = new LazyUint8Array();
   Object.defineProperties(lazyArray, {
    length: {
     get: function() {
      if (!this.lengthKnown) {
       this.cacheLength();
      }
      return this._length;
     }
    },
    chunkSize: {
     get: function() {
      if (!this.lengthKnown) {
       this.cacheLength();
      }
      return this._chunkSize;
     }
    }
   });
   var properties = {
    isDevice: false,
    contents: lazyArray
   };
  } else {
   var properties = {
    isDevice: false,
    url: url
   };
  }
  var node = FS.createFile(parent, name, properties, canRead, canWrite);
  if (properties.contents) {
   node.contents = properties.contents;
  } else if (properties.url) {
   node.contents = null;
   node.url = properties.url;
  }
  Object.defineProperties(node, {
   usedBytes: {
    get: function() {
     return this.contents.length;
    }
   }
  });
  var stream_ops = {};
  var keys = Object.keys(node.stream_ops);
  keys.forEach(function(key) {
   var fn = node.stream_ops[key];
   stream_ops[key] = function forceLoadLazyFile() {
    FS.forceLoadFile(node);
    return fn.apply(null, arguments);
   };
  });
  stream_ops.read = function stream_ops_read(stream, buffer, offset, length, position) {
   FS.forceLoadFile(node);
   var contents = stream.node.contents;
   if (position >= contents.length) return 0;
   var size = Math.min(contents.length - position, length);
   assert(size >= 0);
   if (contents.slice) {
    for (var i = 0; i < size; i++) {
     buffer[offset + i] = contents[position + i];
    }
   } else {
    for (var i = 0; i < size; i++) {
     buffer[offset + i] = contents.get(position + i);
    }
   }
   return size;
  };
  node.stream_ops = stream_ops;
  return node;
 },
 createPreloadedFile: function(parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) {
  Browser.init();
  var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent;
  var dep = getUniqueRunDependency("cp " + fullname);
  function processData(byteArray) {
   function finish(byteArray) {
    if (preFinish) preFinish();
    if (!dontCreateFile) {
     FS.createDataFile(parent, name, byteArray, canRead, canWrite, canOwn);
    }
    if (onload) onload();
    removeRunDependency(dep);
   }
   var handled = false;
   Module["preloadPlugins"].forEach(function(plugin) {
    if (handled) return;
    if (plugin["canHandle"](fullname)) {
     plugin["handle"](byteArray, fullname, finish, function() {
      if (onerror) onerror();
      removeRunDependency(dep);
     });
     handled = true;
    }
   });
   if (!handled) finish(byteArray);
  }
  addRunDependency(dep);
  if (typeof url == "string") {
   Browser.asyncLoad(url, function(byteArray) {
    processData(byteArray);
   }, onerror);
  } else {
   processData(url);
  }
 },
 indexedDB: function() {
  return window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB;
 },
 DB_NAME: function() {
  return "EM_FS_" + window.location.pathname;
 },
 DB_VERSION: 20,
 DB_STORE_NAME: "FILE_DATA",
 saveFilesToDB: function(paths, onload, onerror) {
  onload = onload || function() {};
  onerror = onerror || function() {};
  var indexedDB = FS.indexedDB();
  try {
   var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION);
  } catch (e) {
   return onerror(e);
  }
  openRequest.onupgradeneeded = function openRequest_onupgradeneeded() {
   out("creating db");
   var db = openRequest.result;
   db.createObjectStore(FS.DB_STORE_NAME);
  };
  openRequest.onsuccess = function openRequest_onsuccess() {
   var db = openRequest.result;
   var transaction = db.transaction([ FS.DB_STORE_NAME ], "readwrite");
   var files = transaction.objectStore(FS.DB_STORE_NAME);
   var ok = 0, fail = 0, total = paths.length;
   function finish() {
    if (fail == 0) onload(); else onerror();
   }
   paths.forEach(function(path) {
    var putRequest = files.put(FS.analyzePath(path).object.contents, path);
    putRequest.onsuccess = function putRequest_onsuccess() {
     ok++;
     if (ok + fail == total) finish();
    };
    putRequest.onerror = function putRequest_onerror() {
     fail++;
     if (ok + fail == total) finish();
    };
   });
   transaction.onerror = onerror;
  };
  openRequest.onerror = onerror;
 },
 loadFilesFromDB: function(paths, onload, onerror) {
  onload = onload || function() {};
  onerror = onerror || function() {};
  var indexedDB = FS.indexedDB();
  try {
   var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION);
  } catch (e) {
   return onerror(e);
  }
  openRequest.onupgradeneeded = onerror;
  openRequest.onsuccess = function openRequest_onsuccess() {
   var db = openRequest.result;
   try {
    var transaction = db.transaction([ FS.DB_STORE_NAME ], "readonly");
   } catch (e) {
    onerror(e);
    return;
   }
   var files = transaction.objectStore(FS.DB_STORE_NAME);
   var ok = 0, fail = 0, total = paths.length;
   function finish() {
    if (fail == 0) onload(); else onerror();
   }
   paths.forEach(function(path) {
    var getRequest = files.get(path);
    getRequest.onsuccess = function getRequest_onsuccess() {
     if (FS.analyzePath(path).exists) {
      FS.unlink(path);
     }
     FS.createDataFile(PATH.dirname(path), PATH.basename(path), getRequest.result, true, true, true);
     ok++;
     if (ok + fail == total) finish();
    };
    getRequest.onerror = function getRequest_onerror() {
     fail++;
     if (ok + fail == total) finish();
    };
   });
   transaction.onerror = onerror;
  };
  openRequest.onerror = onerror;
 },
 absolutePath: function() {
  abort("FS.absolutePath has been removed; use PATH_FS.resolve instead");
 },
 createFolder: function() {
  abort("FS.createFolder has been removed; use FS.mkdir instead");
 },
 createLink: function() {
  abort("FS.createLink has been removed; use FS.symlink instead");
 },
 joinPath: function() {
  abort("FS.joinPath has been removed; use PATH.join instead");
 },
 mmapAlloc: function() {
  abort("FS.mmapAlloc has been replaced by the top level function mmapAlloc");
 },
 standardizePath: function() {
  abort("FS.standardizePath has been removed; use PATH.normalize instead");
 }
};

var SYSCALLS = {
 mappings: {},
 DEFAULT_POLLMASK: 5,
 umask: 511,
 calculateAt: function(dirfd, path) {
  if (path[0] !== "/") {
   var dir;
   if (dirfd === -100) {
    dir = FS.cwd();
   } else {
    var dirstream = FS.getStream(dirfd);
    if (!dirstream) throw new FS.ErrnoError(8);
    dir = dirstream.path;
   }
   path = PATH.join2(dir, path);
  }
  return path;
 },
 doStat: function(func, path, buf) {
  try {
   var stat = func(path);
  } catch (e) {
   if (e && e.node && PATH.normalize(path) !== PATH.normalize(FS.getPath(e.node))) {
    return -54;
   }
   throw e;
  }
  HEAP32[buf >> 2] = stat.dev;
  HEAP32[buf + 4 >> 2] = 0;
  HEAP32[buf + 8 >> 2] = stat.ino;
  HEAP32[buf + 12 >> 2] = stat.mode;
  HEAP32[buf + 16 >> 2] = stat.nlink;
  HEAP32[buf + 20 >> 2] = stat.uid;
  HEAP32[buf + 24 >> 2] = stat.gid;
  HEAP32[buf + 28 >> 2] = stat.rdev;
  HEAP32[buf + 32 >> 2] = 0;
  tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) | 0) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], 
  HEAP32[buf + 40 >> 2] = tempI64[0], HEAP32[buf + 44 >> 2] = tempI64[1];
  HEAP32[buf + 48 >> 2] = 4096;
  HEAP32[buf + 52 >> 2] = stat.blocks;
  HEAP32[buf + 56 >> 2] = stat.atime.getTime() / 1e3 | 0;
  HEAP32[buf + 60 >> 2] = 0;
  HEAP32[buf + 64 >> 2] = stat.mtime.getTime() / 1e3 | 0;
  HEAP32[buf + 68 >> 2] = 0;
  HEAP32[buf + 72 >> 2] = stat.ctime.getTime() / 1e3 | 0;
  HEAP32[buf + 76 >> 2] = 0;
  tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) | 0) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], 
  HEAP32[buf + 80 >> 2] = tempI64[0], HEAP32[buf + 84 >> 2] = tempI64[1];
  return 0;
 },
 doMsync: function(addr, stream, len, flags, offset) {
  var buffer = HEAPU8.slice(addr, addr + len);
  FS.msync(stream, buffer, offset, len, flags);
 },
 doMkdir: function(path, mode) {
  path = PATH.normalize(path);
  if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1);
  FS.mkdir(path, mode, 0);
  return 0;
 },
 doMknod: function(path, mode, dev) {
  switch (mode & 61440) {
  case 32768:
  case 8192:
  case 24576:
  case 4096:
  case 49152:
   break;

  default:
   return -28;
  }
  FS.mknod(path, mode, dev);
  return 0;
 },
 doReadlink: function(path, buf, bufsize) {
  if (bufsize <= 0) return -28;
  var ret = FS.readlink(path);
  var len = Math.min(bufsize, lengthBytesUTF8(ret));
  var endChar = HEAP8[buf + len];
  stringToUTF8(ret, buf, bufsize + 1);
  HEAP8[buf + len] = endChar;
  return len;
 },
 doAccess: function(path, amode) {
  if (amode & ~7) {
   return -28;
  }
  var node;
  var lookup = FS.lookupPath(path, {
   follow: true
  });
  node = lookup.node;
  if (!node) {
   return -44;
  }
  var perms = "";
  if (amode & 4) perms += "r";
  if (amode & 2) perms += "w";
  if (amode & 1) perms += "x";
  if (perms && FS.nodePermissions(node, perms)) {
   return -2;
  }
  return 0;
 },
 doDup: function(path, flags, suggestFD) {
  var suggest = FS.getStream(suggestFD);
  if (suggest) FS.close(suggest);
  return FS.open(path, flags, 0, suggestFD, suggestFD).fd;
 },
 doReadv: function(stream, iov, iovcnt, offset) {
  var ret = 0;
  for (var i = 0; i < iovcnt; i++) {
   var ptr = HEAP32[iov + i * 8 >> 2];
   var len = HEAP32[iov + (i * 8 + 4) >> 2];
   var curr = FS.read(stream, HEAP8, ptr, len, offset);
   if (curr < 0) return -1;
   ret += curr;
   if (curr < len) break;
  }
  return ret;
 },
 doWritev: function(stream, iov, iovcnt, offset) {
  var ret = 0;
  for (var i = 0; i < iovcnt; i++) {
   var ptr = HEAP32[iov + i * 8 >> 2];
   var len = HEAP32[iov + (i * 8 + 4) >> 2];
   var curr = FS.write(stream, HEAP8, ptr, len, offset);
   if (curr < 0) return -1;
   ret += curr;
  }
  return ret;
 },
 varargs: undefined,
 get: function() {
  assert(SYSCALLS.varargs != undefined);
  SYSCALLS.varargs += 4;
  var ret = HEAP32[SYSCALLS.varargs - 4 >> 2];
  return ret;
 },
 getStr: function(ptr) {
  var ret = UTF8ToString(ptr);
  return ret;
 },
 getStreamFromFD: function(fd) {
  var stream = FS.getStream(fd);
  if (!stream) throw new FS.ErrnoError(8);
  return stream;
 },
 get64: function(low, high) {
  if (low >= 0) assert(high === 0); else assert(high === -1);
  return low;
 }
};

function ___sys_access(path, amode) {
 try {
  path = SYSCALLS.getStr(path);
  return SYSCALLS.doAccess(path, amode);
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_chmod(path, mode) {
 try {
  path = SYSCALLS.getStr(path);
  FS.chmod(path, mode);
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_chown32(path, owner, group) {
 try {
  path = SYSCALLS.getStr(path);
  FS.chown(path, owner, group);
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_fchmod(fd, mode) {
 try {
  FS.fchmod(fd, mode);
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_fchown32(fd, owner, group) {
 try {
  FS.fchown(fd, owner, group);
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function setErrNo(value) {
 HEAP32[___errno_location() >> 2] = value;
 return value;
}

function ___sys_fcntl64(fd, cmd, varargs) {
 SYSCALLS.varargs = varargs;
 try {
  var stream = SYSCALLS.getStreamFromFD(fd);
  switch (cmd) {
  case 0:
   {
    var arg = SYSCALLS.get();
    if (arg < 0) {
     return -28;
    }
    var newStream;
    newStream = FS.open(stream.path, stream.flags, 0, arg);
    return newStream.fd;
   }

  case 1:
  case 2:
   return 0;

  case 3:
   return stream.flags;

  case 4:
   {
    var arg = SYSCALLS.get();
    stream.flags |= arg;
    return 0;
   }

  case 12:
   {
    var arg = SYSCALLS.get();
    var offset = 0;
    HEAP16[arg + offset >> 1] = 2;
    return 0;
   }

  case 13:
  case 14:
   return 0;

  case 16:
  case 8:
   return -28;

  case 9:
   setErrNo(28);
   return -1;

  default:
   {
    return -28;
   }
  }
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_fstat64(fd, buf) {
 try {
  var stream = SYSCALLS.getStreamFromFD(fd);
  return SYSCALLS.doStat(FS.stat, stream.path, buf);
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_ftruncate64(fd, zero, low, high) {
 try {
  var length = SYSCALLS.get64(low, high);
  FS.ftruncate(fd, length);
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_getcwd(buf, size) {
 try {
  if (size === 0) return -28;
  var cwd = FS.cwd();
  var cwdLengthInBytes = lengthBytesUTF8(cwd);
  if (size < cwdLengthInBytes + 1) return -68;
  stringToUTF8(cwd, buf, size);
  return buf;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_getegid32() {
 return 0;
}

function ___sys_geteuid32() {
 return ___sys_getegid32();
}

function ___sys_getpid() {
 return 42;
}

function ___sys_ioctl(fd, op, varargs) {
 SYSCALLS.varargs = varargs;
 try {
  var stream = SYSCALLS.getStreamFromFD(fd);
  switch (op) {
  case 21509:
  case 21505:
   {
    if (!stream.tty) return -59;
    return 0;
   }

  case 21510:
  case 21511:
  case 21512:
  case 21506:
  case 21507:
  case 21508:
   {
    if (!stream.tty) return -59;
    return 0;
   }

  case 21519:
   {
    if (!stream.tty) return -59;
    var argp = SYSCALLS.get();
    HEAP32[argp >> 2] = 0;
    return 0;
   }

  case 21520:
   {
    if (!stream.tty) return -59;
    return -28;
   }

  case 21531:
   {
    var argp = SYSCALLS.get();
    return FS.ioctl(stream, op, argp);
   }

  case 21523:
   {
    if (!stream.tty) return -59;
    return 0;
   }

  case 21524:
   {
    if (!stream.tty) return -59;
    return 0;
   }

  default:
   abort("bad ioctl syscall " + op);
  }
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_lstat64(path, buf) {
 try {
  path = SYSCALLS.getStr(path);
  return SYSCALLS.doStat(FS.lstat, path, buf);
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_mkdir(path, mode) {
 try {
  path = SYSCALLS.getStr(path);
  return SYSCALLS.doMkdir(path, mode);
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function syscallMmap2(addr, len, prot, flags, fd, off) {
 off <<= 12;
 var ptr;
 var allocated = false;
 if ((flags & 16) !== 0 && addr % 16384 !== 0) {
  return -28;
 }
 if ((flags & 32) !== 0) {
  ptr = _memalign(16384, len);
  if (!ptr) return -48;
  _memset(ptr, 0, len);
  allocated = true;
 } else {
  var info = FS.getStream(fd);
  if (!info) return -8;
  var res = FS.mmap(info, addr, len, off, prot, flags);
  ptr = res.ptr;
  allocated = res.allocated;
 }
 SYSCALLS.mappings[ptr] = {
  malloc: ptr,
  len: len,
  allocated: allocated,
  fd: fd,
  prot: prot,
  flags: flags,
  offset: off
 };
 return ptr;
}

function ___sys_mmap2(addr, len, prot, flags, fd, off) {
 try {
  return syscallMmap2(addr, len, prot, flags, fd, off);
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_mprotect(addr, len, size) {
 return 0;
}

function syscallMunmap(addr, len) {
 if ((addr | 0) === -1 || len === 0) {
  return -28;
 }
 var info = SYSCALLS.mappings[addr];
 if (!info) return 0;
 if (len === info.len) {
  var stream = FS.getStream(info.fd);
  if (stream) {
   if (info.prot & 2) {
    SYSCALLS.doMsync(addr, stream, len, info.flags, info.offset);
   }
   FS.munmap(stream);
  }
  SYSCALLS.mappings[addr] = null;
  if (info.allocated) {
   _free(info.malloc);
  }
 }
 return 0;
}

function ___sys_munmap(addr, len) {
 try {
  return syscallMunmap(addr, len);
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_open(path, flags, varargs) {
 SYSCALLS.varargs = varargs;
 try {
  var pathname = SYSCALLS.getStr(path);
  var mode = varargs ? SYSCALLS.get() : 0;
  var stream = FS.open(pathname, flags, mode);
  return stream.fd;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_readlink(path, buf, bufsize) {
 try {
  path = SYSCALLS.getStr(path);
  return SYSCALLS.doReadlink(path, buf, bufsize);
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_rmdir(path) {
 try {
  path = SYSCALLS.getStr(path);
  FS.rmdir(path);
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_stat64(path, buf) {
 try {
  path = SYSCALLS.getStr(path);
  return SYSCALLS.doStat(FS.stat, path, buf);
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function ___sys_unlink(path) {
 try {
  path = SYSCALLS.getStr(path);
  FS.unlink(path);
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return -e.errno;
 }
}

function _abort() {
 abort();
}

var _emscripten_get_now;

if (ENVIRONMENT_IS_NODE) {
 _emscripten_get_now = function() {
  var t = process["hrtime"]();
  return t[0] * 1e3 + t[1] / 1e6;
 };
} else if (typeof dateNow !== "undefined") {
 _emscripten_get_now = dateNow;
} else _emscripten_get_now = function() {
 return performance.now();
};

function _emscripten_memcpy_big(dest, src, num) {
 HEAPU8.copyWithin(dest, src, src + num);
}

function _emscripten_get_heap_size() {
 return HEAPU8.length;
}

function emscripten_realloc_buffer(size) {
 try {
  wasmMemory.grow(size - buffer.byteLength + 65535 >>> 16);
  updateGlobalBufferAndViews(wasmMemory.buffer);
  return 1;
 } catch (e) {
  console.error("emscripten_realloc_buffer: Attempted to grow heap from " + buffer.byteLength + " bytes to " + size + " bytes, but got error: " + e);
 }
}

function _emscripten_resize_heap(requestedSize) {
 requestedSize = requestedSize >>> 0;
 var oldSize = _emscripten_get_heap_size();
 assert(requestedSize > oldSize);
 var maxHeapSize = 2147483648;
 if (requestedSize > maxHeapSize) {
  err("Cannot enlarge memory, asked to go up to " + requestedSize + " bytes, but the limit is " + maxHeapSize + " bytes!");
  return false;
 }
 var minHeapSize = 16777216;
 for (var cutDown = 1; cutDown <= 4; cutDown *= 2) {
  var overGrownHeapSize = oldSize * (1 + .2 / cutDown);
  overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296);
  var newSize = Math.min(maxHeapSize, alignUp(Math.max(minHeapSize, requestedSize, overGrownHeapSize), 65536));
  var replacement = emscripten_realloc_buffer(newSize);
  if (replacement) {
   return true;
  }
 }
 err("Failed to grow the heap from " + oldSize + " bytes to " + newSize + " bytes, not enough memory!");
 return false;
}

function _emscripten_thread_sleep(msecs) {
 var start = _emscripten_get_now();
 while (_emscripten_get_now() - start < msecs) {}
}

var ENV = {};

function getExecutableName() {
 return thisProgram || "./this.program";
}

function getEnvStrings() {
 if (!getEnvStrings.strings) {
  var lang = (typeof navigator === "object" && navigator.languages && navigator.languages[0] || "C").replace("-", "_") + ".UTF-8";
  var env = {
   "USER": "web_user",
   "LOGNAME": "web_user",
   "PATH": "/",
   "PWD": "/",
   "HOME": "/home/web_user",
   "LANG": lang,
   "_": getExecutableName()
  };
  for (var x in ENV) {
   env[x] = ENV[x];
  }
  var strings = [];
  for (var x in env) {
   strings.push(x + "=" + env[x]);
  }
  getEnvStrings.strings = strings;
 }
 return getEnvStrings.strings;
}

function _environ_get(__environ, environ_buf) {
 try {
  var bufSize = 0;
  getEnvStrings().forEach(function(string, i) {
   var ptr = environ_buf + bufSize;
   HEAP32[__environ + i * 4 >> 2] = ptr;
   writeAsciiToMemory(string, ptr);
   bufSize += string.length + 1;
  });
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return e.errno;
 }
}

function _environ_sizes_get(penviron_count, penviron_buf_size) {
 try {
  var strings = getEnvStrings();
  HEAP32[penviron_count >> 2] = strings.length;
  var bufSize = 0;
  strings.forEach(function(string) {
   bufSize += string.length + 1;
  });
  HEAP32[penviron_buf_size >> 2] = bufSize;
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return e.errno;
 }
}

function _fd_close(fd) {
 try {
  var stream = SYSCALLS.getStreamFromFD(fd);
  FS.close(stream);
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return e.errno;
 }
}

function _fd_fdstat_get(fd, pbuf) {
 try {
  var stream = SYSCALLS.getStreamFromFD(fd);
  var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4;
  HEAP8[pbuf >> 0] = type;
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return e.errno;
 }
}

function _fd_read(fd, iov, iovcnt, pnum) {
 try {
  var stream = SYSCALLS.getStreamFromFD(fd);
  var num = SYSCALLS.doReadv(stream, iov, iovcnt);
  HEAP32[pnum >> 2] = num;
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return e.errno;
 }
}

function _fd_seek(fd, offset_low, offset_high, whence, newOffset) {
 try {
  var stream = SYSCALLS.getStreamFromFD(fd);
  var HIGH_OFFSET = 4294967296;
  var offset = offset_high * HIGH_OFFSET + (offset_low >>> 0);
  var DOUBLE_LIMIT = 9007199254740992;
  if (offset <= -DOUBLE_LIMIT || offset >= DOUBLE_LIMIT) {
   return -61;
  }
  FS.llseek(stream, offset, whence);
  tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) | 0) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], 
  HEAP32[newOffset >> 2] = tempI64[0], HEAP32[newOffset + 4 >> 2] = tempI64[1];
  if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null;
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return e.errno;
 }
}

function _fd_sync(fd) {
 try {
  var stream = SYSCALLS.getStreamFromFD(fd);
  if (stream.stream_ops && stream.stream_ops.fsync) {
   return -stream.stream_ops.fsync(stream);
  }
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return e.errno;
 }
}

function _fd_write(fd, iov, iovcnt, pnum) {
 try {
  var stream = SYSCALLS.getStreamFromFD(fd);
  var num = SYSCALLS.doWritev(stream, iov, iovcnt);
  HEAP32[pnum >> 2] = num;
  return 0;
 } catch (e) {
  if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError)) abort(e);
  return e.errno;
 }
}

function _gettimeofday(ptr) {
 var now = Date.now();
 HEAP32[ptr >> 2] = now / 1e3 | 0;
 HEAP32[ptr + 4 >> 2] = now % 1e3 * 1e3 | 0;
 return 0;
}

function _setTempRet0($i) {
}

function __isLeapYear(year) {
 return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0);
}

function __arraySum(array, index) {
 var sum = 0;
 for (var i = 0; i <= index; sum += array[i++]) {}
 return sum;
}

var __MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ];

var __MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ];

function __addDays(date, days) {
 var newDate = new Date(date.getTime());
 while (days > 0) {
  var leap = __isLeapYear(newDate.getFullYear());
  var currentMonth = newDate.getMonth();
  var daysInCurrentMonth = (leap ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR)[currentMonth];
  if (days > daysInCurrentMonth - newDate.getDate()) {
   days -= daysInCurrentMonth - newDate.getDate() + 1;
   newDate.setDate(1);
   if (currentMonth < 11) {
    newDate.setMonth(currentMonth + 1);
   } else {
    newDate.setMonth(0);
    newDate.setFullYear(newDate.getFullYear() + 1);
   }
  } else {
   newDate.setDate(newDate.getDate() + days);
   return newDate;
  }
 }
 return newDate;
}

function _strftime(s, maxsize, format, tm) {
 var tm_zone = HEAP32[tm + 40 >> 2];
 var date = {
  tm_sec: HEAP32[tm >> 2],
  tm_min: HEAP32[tm + 4 >> 2],
  tm_hour: HEAP32[tm + 8 >> 2],
  tm_mday: HEAP32[tm + 12 >> 2],
  tm_mon: HEAP32[tm + 16 >> 2],
  tm_year: HEAP32[tm + 20 >> 2],
  tm_wday: HEAP32[tm + 24 >> 2],
  tm_yday: HEAP32[tm + 28 >> 2],
  tm_isdst: HEAP32[tm + 32 >> 2],
  tm_gmtoff: HEAP32[tm + 36 >> 2],
  tm_zone: tm_zone ? UTF8ToString(tm_zone) : ""
 };
 var pattern = UTF8ToString(format);
 var EXPANSION_RULES_1 = {
  "%c": "%a %b %d %H:%M:%S %Y",
  "%D": "%m/%d/%y",
  "%F": "%Y-%m-%d",
  "%h": "%b",
  "%r": "%I:%M:%S %p",
  "%R": "%H:%M",
  "%T": "%H:%M:%S",
  "%x": "%m/%d/%y",
  "%X": "%H:%M:%S",
  "%Ec": "%c",
  "%EC": "%C",
  "%Ex": "%m/%d/%y",
  "%EX": "%H:%M:%S",
  "%Ey": "%y",
  "%EY": "%Y",
  "%Od": "%d",
  "%Oe": "%e",
  "%OH": "%H",
  "%OI": "%I",
  "%Om": "%m",
  "%OM": "%M",
  "%OS": "%S",
  "%Ou": "%u",
  "%OU": "%U",
  "%OV": "%V",
  "%Ow": "%w",
  "%OW": "%W",
  "%Oy": "%y"
 };
 for (var rule in EXPANSION_RULES_1) {
  pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]);
 }
 var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ];
 var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ];
 function leadingSomething(value, digits, character) {
  var str = typeof value === "number" ? value.toString() : value || "";
  while (str.length < digits) {
   str = character[0] + str;
  }
  return str;
 }
 function leadingNulls(value, digits) {
  return leadingSomething(value, digits, "0");
 }
 function compareByDay(date1, date2) {
  function sgn(value) {
   return value < 0 ? -1 : value > 0 ? 1 : 0;
  }
  var compare;
  if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) {
   if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) {
    compare = sgn(date1.getDate() - date2.getDate());
   }
  }
  return compare;
 }
 function getFirstWeekStartDate(janFourth) {
  switch (janFourth.getDay()) {
  case 0:
   return new Date(janFourth.getFullYear() - 1, 11, 29);

  case 1:
   return janFourth;

  case 2:
   return new Date(janFourth.getFullYear(), 0, 3);

  case 3:
   return new Date(janFourth.getFullYear(), 0, 2);

  case 4:
   return new Date(janFourth.getFullYear(), 0, 1);

  case 5:
   return new Date(janFourth.getFullYear() - 1, 11, 31);

  case 6:
   return new Date(janFourth.getFullYear() - 1, 11, 30);
  }
 }
 function getWeekBasedYear(date) {
  var thisDate = __addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday);
  var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4);
  var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4);
  var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear);
  var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear);
  if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) {
   if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) {
    return thisDate.getFullYear() + 1;
   } else {
    return thisDate.getFullYear();
   }
  } else {
   return thisDate.getFullYear() - 1;
  }
 }
 var EXPANSION_RULES_2 = {
  "%a": function(date) {
   return WEEKDAYS[date.tm_wday].substring(0, 3);
  },
  "%A": function(date) {
   return WEEKDAYS[date.tm_wday];
  },
  "%b": function(date) {
   return MONTHS[date.tm_mon].substring(0, 3);
  },
  "%B": function(date) {
   return MONTHS[date.tm_mon];
  },
  "%C": function(date) {
   var year = date.tm_year + 1900;
   return leadingNulls(year / 100 | 0, 2);
  },
  "%d": function(date) {
   return leadingNulls(date.tm_mday, 2);
  },
  "%e": function(date) {
   return leadingSomething(date.tm_mday, 2, " ");
  },
  "%g": function(date) {
   return getWeekBasedYear(date).toString().substring(2);
  },
  "%G": function(date) {
   return getWeekBasedYear(date);
  },
  "%H": function(date) {
   return leadingNulls(date.tm_hour, 2);
  },
  "%I": function(date) {
   var twelveHour = date.tm_hour;
   if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12;
   return leadingNulls(twelveHour, 2);
  },
  "%j": function(date) {
   return leadingNulls(date.tm_mday + __arraySum(__isLeapYear(date.tm_year + 1900) ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR, date.tm_mon - 1), 3);
  },
  "%m": function(date) {
   return leadingNulls(date.tm_mon + 1, 2);
  },
  "%M": function(date) {
   return leadingNulls(date.tm_min, 2);
  },
  "%n": function() {
   return "\n";
  },
  "%p": function(date) {
   if (date.tm_hour >= 0 && date.tm_hour < 12) {
    return "AM";
   } else {
    return "PM";
   }
  },
  "%S": function(date) {
   return leadingNulls(date.tm_sec, 2);
  },
  "%t": function() {
   return "\t";
  },
  "%u": function(date) {
   return date.tm_wday || 7;
  },
  "%U": function(date) {
   var janFirst = new Date(date.tm_year + 1900, 0, 1);
   var firstSunday = janFirst.getDay() === 0 ? janFirst : __addDays(janFirst, 7 - janFirst.getDay());
   var endDate = new Date(date.tm_year + 1900, date.tm_mon, date.tm_mday);
   if (compareByDay(firstSunday, endDate) < 0) {
    var februaryFirstUntilEndMonth = __arraySum(__isLeapYear(endDate.getFullYear()) ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR, endDate.getMonth() - 1) - 31;
    var firstSundayUntilEndJanuary = 31 - firstSunday.getDate();
    var days = firstSundayUntilEndJanuary + februaryFirstUntilEndMonth + endDate.getDate();
    return leadingNulls(Math.ceil(days / 7), 2);
   }
   return compareByDay(firstSunday, janFirst) === 0 ? "01" : "00";
  },
  "%V": function(date) {
   var janFourthThisYear = new Date(date.tm_year + 1900, 0, 4);
   var janFourthNextYear = new Date(date.tm_year + 1901, 0, 4);
   var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear);
   var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear);
   var endDate = __addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday);
   if (compareByDay(endDate, firstWeekStartThisYear) < 0) {
    return "53";
   }
   if (compareByDay(firstWeekStartNextYear, endDate) <= 0) {
    return "01";
   }
   var daysDifference;
   if (firstWeekStartThisYear.getFullYear() < date.tm_year + 1900) {
    daysDifference = date.tm_yday + 32 - firstWeekStartThisYear.getDate();
   } else {
    daysDifference = date.tm_yday + 1 - firstWeekStartThisYear.getDate();
   }
   return leadingNulls(Math.ceil(daysDifference / 7), 2);
  },
  "%w": function(date) {
   return date.tm_wday;
  },
  "%W": function(date) {
   var janFirst = new Date(date.tm_year, 0, 1);
   var firstMonday = janFirst.getDay() === 1 ? janFirst : __addDays(janFirst, janFirst.getDay() === 0 ? 1 : 7 - janFirst.getDay() + 1);
   var endDate = new Date(date.tm_year + 1900, date.tm_mon, date.tm_mday);
   if (compareByDay(firstMonday, endDate) < 0) {
    var februaryFirstUntilEndMonth = __arraySum(__isLeapYear(endDate.getFullYear()) ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR, endDate.getMonth() - 1) - 31;
    var firstMondayUntilEndJanuary = 31 - firstMonday.getDate();
    var days = firstMondayUntilEndJanuary + februaryFirstUntilEndMonth + endDate.getDate();
    return leadingNulls(Math.ceil(days / 7), 2);
   }
   return compareByDay(firstMonday, janFirst) === 0 ? "01" : "00";
  },
  "%y": function(date) {
   return (date.tm_year + 1900).toString().substring(2);
  },
  "%Y": function(date) {
   return date.tm_year + 1900;
  },
  "%z": function(date) {
   var off = date.tm_gmtoff;
   var ahead = off >= 0;
   off = Math.abs(off) / 60;
   off = off / 60 * 100 + off % 60;
   return (ahead ? "+" : "-") + String("0000" + off).slice(-4);
  },
  "%Z": function(date) {
   return date.tm_zone;
  },
  "%%": function() {
   return "%";
  }
 };
 for (var rule in EXPANSION_RULES_2) {
  if (pattern.indexOf(rule) >= 0) {
   pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date));
  }
 }
 var bytes = intArrayFromString(pattern, false);
 if (bytes.length > maxsize) {
  return 0;
 }
 writeArrayToMemory(bytes, s);
 return bytes.length - 1;
}

function _strftime_l(s, maxsize, format, tm) {
 return _strftime(s, maxsize, format, tm);
}

function _sysconf(name) {
 switch (name) {
 case 30:
  return 16384;

 case 85:
  var maxHeapSize = 2147483648;
  return maxHeapSize / 16384;

 case 132:
 case 133:
 case 12:
 case 137:
 case 138:
 case 15:
 case 235:
 case 16:
 case 17:
 case 18:
 case 19:
 case 20:
 case 149:
 case 13:
 case 10:
 case 236:
 case 153:
 case 9:
 case 21:
 case 22:
 case 159:
 case 154:
 case 14:
 case 77:
 case 78:
 case 139:
 case 82:
 case 68:
 case 67:
 case 164:
 case 11:
 case 29:
 case 47:
 case 48:
 case 95:
 case 52:
 case 51:
 case 46:
  return 200809;

 case 27:
 case 246:
 case 127:
 case 128:
 case 23:
 case 24:
 case 160:
 case 161:
 case 181:
 case 182:
 case 242:
 case 183:
 case 184:
 case 243:
 case 244:
 case 245:
 case 165:
 case 178:
 case 179:
 case 49:
 case 50:
 case 168:
 case 169:
 case 175:
 case 170:
 case 171:
 case 172:
 case 97:
 case 76:
 case 32:
 case 173:
 case 35:
 case 80:
 case 81:
 case 79:
  return -1;

 case 176:
 case 177:
 case 7:
 case 155:
 case 8:
 case 157:
 case 125:
 case 126:
 case 92:
 case 93:
 case 129:
 case 130:
 case 131:
 case 94:
 case 91:
  return 1;

 case 74:
 case 60:
 case 69:
 case 70:
 case 4:
  return 1024;

 case 31:
 case 42:
 case 72:
  return 32;

 case 87:
 case 26:
 case 33:
  return 2147483647;

 case 34:
 case 1:
  return 47839;

 case 38:
 case 36:
  return 99;

 case 43:
 case 37:
  return 2048;

 case 0:
  return 2097152;

 case 3:
  return 65536;

 case 28:
  return 32768;

 case 44:
  return 32767;

 case 75:
  return 16384;

 case 39:
  return 1e3;

 case 89:
  return 700;

 case 71:
  return 256;

 case 40:
  return 255;

 case 2:
  return 100;

 case 180:
  return 64;

 case 25:
  return 20;

 case 5:
  return 16;

 case 6:
  return 6;

 case 73:
  return 4;

 case 84:
  {
   if (typeof navigator === "object") return navigator["hardwareConcurrency"] || 1;
   return 1;
  }
 }
 setErrNo(28);
 return -1;
}

function setFileTime(path, time) {
 path = UTF8ToString(path);
 try {
  FS.utime(path, time, time);
  return 0;
 } catch (e) {
  if (!(e instanceof FS.ErrnoError)) throw e + " : " + stackTrace();
  setErrNo(e.errno);
  return -1;
 }
}

function _utime(path, times) {
 var time;
 if (times) {
  time = HEAP32[times + 4 >> 2] * 1e3;
 } else {
  time = Date.now();
 }
 return setFileTime(path, time);
}

var FSNode = function(parent, name, mode, rdev) {
 if (!parent) {
  parent = this;
 }
 this.parent = parent;
 this.mount = parent.mount;
 this.mounted = null;
 this.id = FS.nextInode++;
 this.name = name;
 this.mode = mode;
 this.node_ops = {};
 this.stream_ops = {};
 this.rdev = rdev;
};

var readMode = 292 | 73;

var writeMode = 146;

Object.defineProperties(FSNode.prototype, {
 read: {
  get: function() {
   return (this.mode & readMode) === readMode;
  },
  set: function(val) {
   val ? this.mode |= readMode : this.mode &= ~readMode;
  }
 },
 write: {
  get: function() {
   return (this.mode & writeMode) === writeMode;
  },
  set: function(val) {
   val ? this.mode |= writeMode : this.mode &= ~writeMode;
  }
 },
 isFolder: {
  get: function() {
   return FS.isDir(this.mode);
  }
 },
 isDevice: {
  get: function() {
   return FS.isChrdev(this.mode);
  }
 }
});

FS.FSNode = FSNode;

FS.staticInit();

function 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 asmLibraryArg = {
 "__cxa_atexit": ___cxa_atexit,
 "__localtime_r": ___localtime_r,
 "__sys_access": ___sys_access,
 "__sys_chmod": ___sys_chmod,
 "__sys_chown32": ___sys_chown32,
 "__sys_fchmod": ___sys_fchmod,
 "__sys_fchown32": ___sys_fchown32,
 "__sys_fcntl64": ___sys_fcntl64,
 "__sys_fstat64": ___sys_fstat64,
 "__sys_ftruncate64": ___sys_ftruncate64,
 "__sys_getcwd": ___sys_getcwd,
 "__sys_geteuid32": ___sys_geteuid32,
 "__sys_getpid": ___sys_getpid,
 "__sys_ioctl": ___sys_ioctl,
 "__sys_lstat64": ___sys_lstat64,
 "__sys_mkdir": ___sys_mkdir,
 "__sys_mmap2": ___sys_mmap2,
 "__sys_mprotect": ___sys_mprotect,
 "__sys_munmap": ___sys_munmap,
 "__sys_open": ___sys_open,
 "__sys_readlink": ___sys_readlink,
 "__sys_rmdir": ___sys_rmdir,
 "__sys_stat64": ___sys_stat64,
 "__sys_unlink": ___sys_unlink,
 "abort": _abort,
 "emscripten_get_now": _emscripten_get_now,
 "emscripten_memcpy_big": _emscripten_memcpy_big,
 "emscripten_resize_heap": _emscripten_resize_heap,
 "emscripten_thread_sleep": _emscripten_thread_sleep,
 "environ_get": _environ_get,
 "environ_sizes_get": _environ_sizes_get,
 "fd_close": _fd_close,
 "fd_fdstat_get": _fd_fdstat_get,
 "fd_read": _fd_read,
 "fd_seek": _fd_seek,
 "fd_sync": _fd_sync,
 "fd_write": _fd_write,
 "gettimeofday": _gettimeofday,
 "setTempRet0": _setTempRet0,
 "strftime_l": _strftime_l,
 "sysconf": _sysconf,
 "utime": _utime
};

var asm = createWasm();

var ___wasm_call_ctors = Module["___wasm_call_ctors"] = createExportWrapper("__wasm_call_ctors", asm);

var ___errno_location = Module["___errno_location"] = createExportWrapper("__errno_location", asm);

var _memset = Module["_memset"] = createExportWrapper("memset", asm);

var _free = Module["_free"] = createExportWrapper("free", asm);

Module["_usleep"] = createExportWrapper("usleep", asm);

Module["_trace_processor_rpc_init"] = createExportWrapper("trace_processor_rpc_init", asm);

Module["_trace_processor_on_rpc_request"] = createExportWrapper("trace_processor_on_rpc_request", asm);

Module["_main"] = createExportWrapper("main", asm);

var _malloc = Module["_malloc"] = createExportWrapper("malloc", asm);

Module["_fflush"] = createExportWrapper("fflush", asm);

var __get_tzname = Module["__get_tzname"] = createExportWrapper("_get_tzname", asm);

var __get_daylight = Module["__get_daylight"] = createExportWrapper("_get_daylight", asm);

var __get_timezone = Module["__get_timezone"] = createExportWrapper("_get_timezone", asm);

Module["_emscripten_main_thread_process_queued_calls"] = createExportWrapper("emscripten_main_thread_process_queued_calls", asm);

var _emscripten_stack_get_end = Module["_emscripten_stack_get_end"] = asm["emscripten_stack_get_end"];

var stackSave = Module["stackSave"] = createExportWrapper("stackSave", asm);

var stackRestore = Module["stackRestore"] = createExportWrapper("stackRestore", asm);

var stackAlloc = Module["stackAlloc"] = createExportWrapper("stackAlloc", asm);

var _emscripten_stack_init = Module["_emscripten_stack_init"] = asm["emscripten_stack_init"];

Module["_emscripten_stack_get_free"] = asm["emscripten_stack_get_free"];

var _memalign = Module["_memalign"] = createExportWrapper("memalign", asm);

Module["dynCall_viiij"] = createExportWrapper("dynCall_viiij", asm);

Module["dynCall_iiiij"] = createExportWrapper("dynCall_iiiij", asm);

Module["dynCall_iij"] = createExportWrapper("dynCall_iij", asm);

Module["dynCall_iijii"] = createExportWrapper("dynCall_iijii", asm);

Module["dynCall_iiji"] = createExportWrapper("dynCall_iiji", asm);

Module["dynCall_iiiiiij"] = createExportWrapper("dynCall_iiiiiij", asm);

Module["dynCall_viijii"] = createExportWrapper("dynCall_viijii", asm);

Module["dynCall_viiiijii"] = createExportWrapper("dynCall_viiiijii", asm);

Module["dynCall_viiji"] = createExportWrapper("dynCall_viiji", asm);

Module["dynCall_viij"] = createExportWrapper("dynCall_viij", asm);

Module["dynCall_viji"] = createExportWrapper("dynCall_viji", asm);

Module["dynCall_iiij"] = createExportWrapper("dynCall_iiij", asm);

Module["dynCall_viijdi"] = createExportWrapper("dynCall_viijdi", asm);

Module["dynCall_viijdii"] = createExportWrapper("dynCall_viijdii", asm);

Module["dynCall_iijijii"] = createExportWrapper("dynCall_iijijii", asm);

Module["dynCall_viijiiii"] = createExportWrapper("dynCall_viijiiii", asm);

Module["dynCall_viijiiiji"] = createExportWrapper("dynCall_viijiiiji", asm);

Module["dynCall_viijiii"] = createExportWrapper("dynCall_viijiii", asm);

Module["dynCall_viijiiijiii"] = createExportWrapper("dynCall_viijiiijiii", asm);

Module["dynCall_jiji"] = createExportWrapper("dynCall_jiji", asm);

Module["dynCall_iiiiij"] = createExportWrapper("dynCall_iiiiij", asm);

Module["dynCall_iiiiijj"] = createExportWrapper("dynCall_iiiiijj", asm);

Module["dynCall_iiiiiijj"] = createExportWrapper("dynCall_iiiiiijj", asm);

if (!Object.getOwnPropertyDescriptor(Module, "intArrayFromString")) Module["intArrayFromString"] = function() {
 abort("'intArrayFromString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "intArrayToString")) Module["intArrayToString"] = function() {
 abort("'intArrayToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

Module["ccall"] = ccall;

if (!Object.getOwnPropertyDescriptor(Module, "cwrap")) Module["cwrap"] = function() {
 abort("'cwrap' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "setValue")) Module["setValue"] = function() {
 abort("'setValue' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getValue")) Module["getValue"] = function() {
 abort("'getValue' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "allocate")) Module["allocate"] = function() {
 abort("'allocate' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "UTF8ArrayToString")) Module["UTF8ArrayToString"] = function() {
 abort("'UTF8ArrayToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "UTF8ToString")) Module["UTF8ToString"] = function() {
 abort("'UTF8ToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "stringToUTF8Array")) Module["stringToUTF8Array"] = function() {
 abort("'stringToUTF8Array' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "stringToUTF8")) Module["stringToUTF8"] = function() {
 abort("'stringToUTF8' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "lengthBytesUTF8")) Module["lengthBytesUTF8"] = function() {
 abort("'lengthBytesUTF8' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "stackTrace")) Module["stackTrace"] = function() {
 abort("'stackTrace' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "addOnPreRun")) Module["addOnPreRun"] = function() {
 abort("'addOnPreRun' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "addOnInit")) Module["addOnInit"] = function() {
 abort("'addOnInit' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "addOnPreMain")) Module["addOnPreMain"] = function() {
 abort("'addOnPreMain' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "addOnExit")) Module["addOnExit"] = function() {
 abort("'addOnExit' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "addOnPostRun")) Module["addOnPostRun"] = function() {
 abort("'addOnPostRun' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "writeStringToMemory")) Module["writeStringToMemory"] = function() {
 abort("'writeStringToMemory' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "writeArrayToMemory")) Module["writeArrayToMemory"] = function() {
 abort("'writeArrayToMemory' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "writeAsciiToMemory")) Module["writeAsciiToMemory"] = function() {
 abort("'writeAsciiToMemory' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "addRunDependency")) Module["addRunDependency"] = function() {
 abort("'addRunDependency' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you");
};

if (!Object.getOwnPropertyDescriptor(Module, "removeRunDependency")) Module["removeRunDependency"] = function() {
 abort("'removeRunDependency' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you");
};

if (!Object.getOwnPropertyDescriptor(Module, "FS_createFolder")) Module["FS_createFolder"] = function() {
 abort("'FS_createFolder' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "FS_createPath")) Module["FS_createPath"] = function() {
 abort("'FS_createPath' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you");
};

if (!Object.getOwnPropertyDescriptor(Module, "FS_createDataFile")) Module["FS_createDataFile"] = function() {
 abort("'FS_createDataFile' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you");
};

if (!Object.getOwnPropertyDescriptor(Module, "FS_createPreloadedFile")) Module["FS_createPreloadedFile"] = function() {
 abort("'FS_createPreloadedFile' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you");
};

if (!Object.getOwnPropertyDescriptor(Module, "FS_createLazyFile")) Module["FS_createLazyFile"] = function() {
 abort("'FS_createLazyFile' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you");
};

if (!Object.getOwnPropertyDescriptor(Module, "FS_createLink")) Module["FS_createLink"] = function() {
 abort("'FS_createLink' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "FS_createDevice")) Module["FS_createDevice"] = function() {
 abort("'FS_createDevice' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you");
};

if (!Object.getOwnPropertyDescriptor(Module, "FS_unlink")) Module["FS_unlink"] = function() {
 abort("'FS_unlink' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ). Alternatively, forcing filesystem support (-s FORCE_FILESYSTEM=1) can export this for you");
};

if (!Object.getOwnPropertyDescriptor(Module, "getLEB")) Module["getLEB"] = function() {
 abort("'getLEB' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getFunctionTables")) Module["getFunctionTables"] = function() {
 abort("'getFunctionTables' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "alignFunctionTables")) Module["alignFunctionTables"] = function() {
 abort("'alignFunctionTables' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerFunctions")) Module["registerFunctions"] = function() {
 abort("'registerFunctions' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

Module["addFunction"] = addFunction;

if (!Object.getOwnPropertyDescriptor(Module, "removeFunction")) Module["removeFunction"] = function() {
 abort("'removeFunction' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getFuncWrapper")) Module["getFuncWrapper"] = function() {
 abort("'getFuncWrapper' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "prettyPrint")) Module["prettyPrint"] = function() {
 abort("'prettyPrint' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "makeBigInt")) Module["makeBigInt"] = function() {
 abort("'makeBigInt' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "dynCall")) Module["dynCall"] = function() {
 abort("'dynCall' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getCompilerSetting")) Module["getCompilerSetting"] = function() {
 abort("'getCompilerSetting' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "print")) Module["print"] = function() {
 abort("'print' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "printErr")) Module["printErr"] = function() {
 abort("'printErr' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getTempRet0")) Module["getTempRet0"] = function() {
 abort("'getTempRet0' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "setTempRet0")) Module["setTempRet0"] = function() {
 abort("'setTempRet0' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

Module["callMain"] = callMain;

if (!Object.getOwnPropertyDescriptor(Module, "abort")) Module["abort"] = function() {
 abort("'abort' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "stringToNewUTF8")) Module["stringToNewUTF8"] = function() {
 abort("'stringToNewUTF8' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "setFileTime")) Module["setFileTime"] = function() {
 abort("'setFileTime' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "emscripten_realloc_buffer")) Module["emscripten_realloc_buffer"] = function() {
 abort("'emscripten_realloc_buffer' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "ENV")) Module["ENV"] = function() {
 abort("'ENV' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "ERRNO_CODES")) Module["ERRNO_CODES"] = function() {
 abort("'ERRNO_CODES' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "ERRNO_MESSAGES")) Module["ERRNO_MESSAGES"] = function() {
 abort("'ERRNO_MESSAGES' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "setErrNo")) Module["setErrNo"] = function() {
 abort("'setErrNo' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "DNS")) Module["DNS"] = function() {
 abort("'DNS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getHostByName")) Module["getHostByName"] = function() {
 abort("'getHostByName' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "GAI_ERRNO_MESSAGES")) Module["GAI_ERRNO_MESSAGES"] = function() {
 abort("'GAI_ERRNO_MESSAGES' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "Protocols")) Module["Protocols"] = function() {
 abort("'Protocols' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "Sockets")) Module["Sockets"] = function() {
 abort("'Sockets' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getRandomDevice")) Module["getRandomDevice"] = function() {
 abort("'getRandomDevice' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "traverseStack")) Module["traverseStack"] = function() {
 abort("'traverseStack' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "UNWIND_CACHE")) Module["UNWIND_CACHE"] = function() {
 abort("'UNWIND_CACHE' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "withBuiltinMalloc")) Module["withBuiltinMalloc"] = function() {
 abort("'withBuiltinMalloc' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "readAsmConstArgsArray")) Module["readAsmConstArgsArray"] = function() {
 abort("'readAsmConstArgsArray' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "readAsmConstArgs")) Module["readAsmConstArgs"] = function() {
 abort("'readAsmConstArgs' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "mainThreadEM_ASM")) Module["mainThreadEM_ASM"] = function() {
 abort("'mainThreadEM_ASM' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "jstoi_q")) Module["jstoi_q"] = function() {
 abort("'jstoi_q' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "jstoi_s")) Module["jstoi_s"] = function() {
 abort("'jstoi_s' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getExecutableName")) Module["getExecutableName"] = function() {
 abort("'getExecutableName' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "listenOnce")) Module["listenOnce"] = function() {
 abort("'listenOnce' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "autoResumeAudioContext")) Module["autoResumeAudioContext"] = function() {
 abort("'autoResumeAudioContext' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "dynCallLegacy")) Module["dynCallLegacy"] = function() {
 abort("'dynCallLegacy' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getDynCaller")) Module["getDynCaller"] = function() {
 abort("'getDynCaller' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "dynCall")) Module["dynCall"] = function() {
 abort("'dynCall' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "callRuntimeCallbacks")) Module["callRuntimeCallbacks"] = function() {
 abort("'callRuntimeCallbacks' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "abortStackOverflow")) Module["abortStackOverflow"] = function() {
 abort("'abortStackOverflow' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "reallyNegative")) Module["reallyNegative"] = function() {
 abort("'reallyNegative' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "unSign")) Module["unSign"] = function() {
 abort("'unSign' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "reSign")) Module["reSign"] = function() {
 abort("'reSign' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "formatString")) Module["formatString"] = function() {
 abort("'formatString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "PATH")) Module["PATH"] = function() {
 abort("'PATH' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "PATH_FS")) Module["PATH_FS"] = function() {
 abort("'PATH_FS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "SYSCALLS")) Module["SYSCALLS"] = function() {
 abort("'SYSCALLS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "syscallMmap2")) Module["syscallMmap2"] = function() {
 abort("'syscallMmap2' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "syscallMunmap")) Module["syscallMunmap"] = function() {
 abort("'syscallMunmap' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "JSEvents")) Module["JSEvents"] = function() {
 abort("'JSEvents' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerKeyEventCallback")) Module["registerKeyEventCallback"] = function() {
 abort("'registerKeyEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "specialHTMLTargets")) Module["specialHTMLTargets"] = function() {
 abort("'specialHTMLTargets' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "maybeCStringToJsString")) Module["maybeCStringToJsString"] = function() {
 abort("'maybeCStringToJsString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "findEventTarget")) Module["findEventTarget"] = function() {
 abort("'findEventTarget' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "findCanvasEventTarget")) Module["findCanvasEventTarget"] = function() {
 abort("'findCanvasEventTarget' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getBoundingClientRect")) Module["getBoundingClientRect"] = function() {
 abort("'getBoundingClientRect' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "fillMouseEventData")) Module["fillMouseEventData"] = function() {
 abort("'fillMouseEventData' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerMouseEventCallback")) Module["registerMouseEventCallback"] = function() {
 abort("'registerMouseEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerWheelEventCallback")) Module["registerWheelEventCallback"] = function() {
 abort("'registerWheelEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerUiEventCallback")) Module["registerUiEventCallback"] = function() {
 abort("'registerUiEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerFocusEventCallback")) Module["registerFocusEventCallback"] = function() {
 abort("'registerFocusEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "fillDeviceOrientationEventData")) Module["fillDeviceOrientationEventData"] = function() {
 abort("'fillDeviceOrientationEventData' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerDeviceOrientationEventCallback")) Module["registerDeviceOrientationEventCallback"] = function() {
 abort("'registerDeviceOrientationEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "fillDeviceMotionEventData")) Module["fillDeviceMotionEventData"] = function() {
 abort("'fillDeviceMotionEventData' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerDeviceMotionEventCallback")) Module["registerDeviceMotionEventCallback"] = function() {
 abort("'registerDeviceMotionEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "screenOrientation")) Module["screenOrientation"] = function() {
 abort("'screenOrientation' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "fillOrientationChangeEventData")) Module["fillOrientationChangeEventData"] = function() {
 abort("'fillOrientationChangeEventData' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerOrientationChangeEventCallback")) Module["registerOrientationChangeEventCallback"] = function() {
 abort("'registerOrientationChangeEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "fillFullscreenChangeEventData")) Module["fillFullscreenChangeEventData"] = function() {
 abort("'fillFullscreenChangeEventData' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerFullscreenChangeEventCallback")) Module["registerFullscreenChangeEventCallback"] = function() {
 abort("'registerFullscreenChangeEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerRestoreOldStyle")) Module["registerRestoreOldStyle"] = function() {
 abort("'registerRestoreOldStyle' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "hideEverythingExceptGivenElement")) Module["hideEverythingExceptGivenElement"] = function() {
 abort("'hideEverythingExceptGivenElement' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "restoreHiddenElements")) Module["restoreHiddenElements"] = function() {
 abort("'restoreHiddenElements' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "setLetterbox")) Module["setLetterbox"] = function() {
 abort("'setLetterbox' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "currentFullscreenStrategy")) Module["currentFullscreenStrategy"] = function() {
 abort("'currentFullscreenStrategy' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "restoreOldWindowedStyle")) Module["restoreOldWindowedStyle"] = function() {
 abort("'restoreOldWindowedStyle' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "softFullscreenResizeWebGLRenderTarget")) Module["softFullscreenResizeWebGLRenderTarget"] = function() {
 abort("'softFullscreenResizeWebGLRenderTarget' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "doRequestFullscreen")) Module["doRequestFullscreen"] = function() {
 abort("'doRequestFullscreen' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "fillPointerlockChangeEventData")) Module["fillPointerlockChangeEventData"] = function() {
 abort("'fillPointerlockChangeEventData' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerPointerlockChangeEventCallback")) Module["registerPointerlockChangeEventCallback"] = function() {
 abort("'registerPointerlockChangeEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerPointerlockErrorEventCallback")) Module["registerPointerlockErrorEventCallback"] = function() {
 abort("'registerPointerlockErrorEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "requestPointerLock")) Module["requestPointerLock"] = function() {
 abort("'requestPointerLock' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "fillVisibilityChangeEventData")) Module["fillVisibilityChangeEventData"] = function() {
 abort("'fillVisibilityChangeEventData' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerVisibilityChangeEventCallback")) Module["registerVisibilityChangeEventCallback"] = function() {
 abort("'registerVisibilityChangeEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerTouchEventCallback")) Module["registerTouchEventCallback"] = function() {
 abort("'registerTouchEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "fillGamepadEventData")) Module["fillGamepadEventData"] = function() {
 abort("'fillGamepadEventData' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerGamepadEventCallback")) Module["registerGamepadEventCallback"] = function() {
 abort("'registerGamepadEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerBeforeUnloadEventCallback")) Module["registerBeforeUnloadEventCallback"] = function() {
 abort("'registerBeforeUnloadEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "fillBatteryEventData")) Module["fillBatteryEventData"] = function() {
 abort("'fillBatteryEventData' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "battery")) Module["battery"] = function() {
 abort("'battery' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "registerBatteryEventCallback")) Module["registerBatteryEventCallback"] = function() {
 abort("'registerBatteryEventCallback' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "setCanvasElementSize")) Module["setCanvasElementSize"] = function() {
 abort("'setCanvasElementSize' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getCanvasElementSize")) Module["getCanvasElementSize"] = function() {
 abort("'getCanvasElementSize' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "polyfillSetImmediate")) Module["polyfillSetImmediate"] = function() {
 abort("'polyfillSetImmediate' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "demangle")) Module["demangle"] = function() {
 abort("'demangle' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "demangleAll")) Module["demangleAll"] = function() {
 abort("'demangleAll' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "jsStackTrace")) Module["jsStackTrace"] = function() {
 abort("'jsStackTrace' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "stackTrace")) Module["stackTrace"] = function() {
 abort("'stackTrace' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getEnvStrings")) Module["getEnvStrings"] = function() {
 abort("'getEnvStrings' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "checkWasiClock")) Module["checkWasiClock"] = function() {
 abort("'checkWasiClock' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "writeI53ToI64")) Module["writeI53ToI64"] = function() {
 abort("'writeI53ToI64' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "writeI53ToI64Clamped")) Module["writeI53ToI64Clamped"] = function() {
 abort("'writeI53ToI64Clamped' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "writeI53ToI64Signaling")) Module["writeI53ToI64Signaling"] = function() {
 abort("'writeI53ToI64Signaling' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "writeI53ToU64Clamped")) Module["writeI53ToU64Clamped"] = function() {
 abort("'writeI53ToU64Clamped' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "writeI53ToU64Signaling")) Module["writeI53ToU64Signaling"] = function() {
 abort("'writeI53ToU64Signaling' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "readI53FromI64")) Module["readI53FromI64"] = function() {
 abort("'readI53FromI64' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "readI53FromU64")) Module["readI53FromU64"] = function() {
 abort("'readI53FromU64' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "convertI32PairToI53")) Module["convertI32PairToI53"] = function() {
 abort("'convertI32PairToI53' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "convertU32PairToI53")) Module["convertU32PairToI53"] = function() {
 abort("'convertU32PairToI53' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "uncaughtExceptionCount")) Module["uncaughtExceptionCount"] = function() {
 abort("'uncaughtExceptionCount' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "exceptionLast")) Module["exceptionLast"] = function() {
 abort("'exceptionLast' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "exceptionCaught")) Module["exceptionCaught"] = function() {
 abort("'exceptionCaught' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "ExceptionInfoAttrs")) Module["ExceptionInfoAttrs"] = function() {
 abort("'ExceptionInfoAttrs' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "ExceptionInfo")) Module["ExceptionInfo"] = function() {
 abort("'ExceptionInfo' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "CatchInfo")) Module["CatchInfo"] = function() {
 abort("'CatchInfo' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "exception_addRef")) Module["exception_addRef"] = function() {
 abort("'exception_addRef' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "exception_decRef")) Module["exception_decRef"] = function() {
 abort("'exception_decRef' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "Browser")) Module["Browser"] = function() {
 abort("'Browser' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "funcWrappers")) Module["funcWrappers"] = function() {
 abort("'funcWrappers' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "getFuncWrapper")) Module["getFuncWrapper"] = function() {
 abort("'getFuncWrapper' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "setMainLoop")) Module["setMainLoop"] = function() {
 abort("'setMainLoop' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

Module["FS"] = FS;

if (!Object.getOwnPropertyDescriptor(Module, "mmapAlloc")) Module["mmapAlloc"] = function() {
 abort("'mmapAlloc' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "MEMFS")) Module["MEMFS"] = function() {
 abort("'MEMFS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "TTY")) Module["TTY"] = function() {
 abort("'TTY' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "PIPEFS")) Module["PIPEFS"] = function() {
 abort("'PIPEFS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "SOCKFS")) Module["SOCKFS"] = function() {
 abort("'SOCKFS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "tempFixedLengthArray")) Module["tempFixedLengthArray"] = function() {
 abort("'tempFixedLengthArray' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "miniTempWebGLFloatBuffers")) Module["miniTempWebGLFloatBuffers"] = function() {
 abort("'miniTempWebGLFloatBuffers' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "heapObjectForWebGLType")) Module["heapObjectForWebGLType"] = function() {
 abort("'heapObjectForWebGLType' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "heapAccessShiftForWebGLHeap")) Module["heapAccessShiftForWebGLHeap"] = function() {
 abort("'heapAccessShiftForWebGLHeap' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "GL")) Module["GL"] = function() {
 abort("'GL' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "emscriptenWebGLGet")) Module["emscriptenWebGLGet"] = function() {
 abort("'emscriptenWebGLGet' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "computeUnpackAlignedImageSize")) Module["computeUnpackAlignedImageSize"] = function() {
 abort("'computeUnpackAlignedImageSize' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "emscriptenWebGLGetTexPixelData")) Module["emscriptenWebGLGetTexPixelData"] = function() {
 abort("'emscriptenWebGLGetTexPixelData' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "emscriptenWebGLGetUniform")) Module["emscriptenWebGLGetUniform"] = function() {
 abort("'emscriptenWebGLGetUniform' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "emscriptenWebGLGetVertexAttrib")) Module["emscriptenWebGLGetVertexAttrib"] = function() {
 abort("'emscriptenWebGLGetVertexAttrib' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "writeGLArray")) Module["writeGLArray"] = function() {
 abort("'writeGLArray' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "AL")) Module["AL"] = function() {
 abort("'AL' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "SDL_unicode")) Module["SDL_unicode"] = function() {
 abort("'SDL_unicode' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "SDL_ttfContext")) Module["SDL_ttfContext"] = function() {
 abort("'SDL_ttfContext' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "SDL_audio")) Module["SDL_audio"] = function() {
 abort("'SDL_audio' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "SDL")) Module["SDL"] = function() {
 abort("'SDL' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "SDL_gfx")) Module["SDL_gfx"] = function() {
 abort("'SDL_gfx' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "GLUT")) Module["GLUT"] = function() {
 abort("'GLUT' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "EGL")) Module["EGL"] = function() {
 abort("'EGL' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "GLFW_Window")) Module["GLFW_Window"] = function() {
 abort("'GLFW_Window' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "GLFW")) Module["GLFW"] = function() {
 abort("'GLFW' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "GLEW")) Module["GLEW"] = function() {
 abort("'GLEW' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "IDBStore")) Module["IDBStore"] = function() {
 abort("'IDBStore' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "runAndAbortIfError")) Module["runAndAbortIfError"] = function() {
 abort("'runAndAbortIfError' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "WORKERFS")) Module["WORKERFS"] = function() {
 abort("'WORKERFS' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "warnOnce")) Module["warnOnce"] = function() {
 abort("'warnOnce' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "stackSave")) Module["stackSave"] = function() {
 abort("'stackSave' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "stackRestore")) Module["stackRestore"] = function() {
 abort("'stackRestore' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "stackAlloc")) Module["stackAlloc"] = function() {
 abort("'stackAlloc' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "AsciiToString")) Module["AsciiToString"] = function() {
 abort("'AsciiToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "stringToAscii")) Module["stringToAscii"] = function() {
 abort("'stringToAscii' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "UTF16ToString")) Module["UTF16ToString"] = function() {
 abort("'UTF16ToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "stringToUTF16")) Module["stringToUTF16"] = function() {
 abort("'stringToUTF16' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "lengthBytesUTF16")) Module["lengthBytesUTF16"] = function() {
 abort("'lengthBytesUTF16' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "UTF32ToString")) Module["UTF32ToString"] = function() {
 abort("'UTF32ToString' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "stringToUTF32")) Module["stringToUTF32"] = function() {
 abort("'stringToUTF32' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "lengthBytesUTF32")) Module["lengthBytesUTF32"] = function() {
 abort("'lengthBytesUTF32' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "allocateUTF8")) Module["allocateUTF8"] = function() {
 abort("'allocateUTF8' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

if (!Object.getOwnPropertyDescriptor(Module, "allocateUTF8OnStack")) Module["allocateUTF8OnStack"] = function() {
 abort("'allocateUTF8OnStack' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
};

Module["writeStackCookie"] = writeStackCookie;

Module["checkStackCookie"] = checkStackCookie;

if (!Object.getOwnPropertyDescriptor(Module, "ALLOC_NORMAL")) Object.defineProperty(Module, "ALLOC_NORMAL", {
 configurable: true,
 get: function() {
  abort("'ALLOC_NORMAL' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
 }
});

if (!Object.getOwnPropertyDescriptor(Module, "ALLOC_STACK")) Object.defineProperty(Module, "ALLOC_STACK", {
 configurable: true,
 get: function() {
  abort("'ALLOC_STACK' was not exported. add it to EXTRA_EXPORTED_RUNTIME_METHODS (see the FAQ)");
 }
});

var calledRun;

function ExitStatus(status) {
 this.name = "ExitStatus";
 this.message = "Program terminated with exit(" + status + ")";
 this.status = status;
}

dependenciesFulfilled = function runCaller() {
 if (!calledRun) run();
 if (!calledRun) dependenciesFulfilled = runCaller;
};

function callMain(args) {
 assert(runDependencies == 0, 'cannot call main when async dependencies remain! (listen on Module["onRuntimeInitialized"])');
 assert(__ATPRERUN__.length == 0, "cannot call main when preRun functions remain to be called");
 var entryFunction = Module["_main"];
 args = args || [];
 var argc = args.length + 1;
 var argv = stackAlloc((argc + 1) * 4);
 HEAP32[argv >> 2] = allocateUTF8OnStack(thisProgram);
 for (var i = 1; i < argc; i++) {
  HEAP32[(argv >> 2) + i] = allocateUTF8OnStack(args[i - 1]);
 }
 HEAP32[(argv >> 2) + argc] = 0;
 try {
  var ret = entryFunction(argc, argv);
  exit(ret, true);
 } catch (e) {
  if (e instanceof ExitStatus) {
   return;
  } else if (e == "unwind") {
   noExitRuntime = true;
   return;
  } else {
   var toLog = e;
   if (e && typeof e === "object" && e.stack) {
    toLog = [ e, e.stack ];
   }
   err("exception thrown: " + toLog);
   quit_(1, e);
  }
 } finally {
 }
}

function run(args) {
 args = args || arguments_;
 if (runDependencies > 0) {
  return;
 }
 _emscripten_stack_init();
 writeStackCookie();
 preRun();
 if (runDependencies > 0) return;
 function doRun() {
  if (calledRun) return;
  calledRun = true;
  Module["calledRun"] = true;
  if (ABORT) return;
  initRuntime();
  preMain();
  readyPromiseResolve(Module);
  if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"]();
  if (shouldRunNow) callMain(args);
  postRun();
 }
 if (Module["setStatus"]) {
  Module["setStatus"]("Running...");
  setTimeout(function() {
   setTimeout(function() {
    Module["setStatus"]("");
   }, 1);
   doRun();
  }, 1);
 } else {
  doRun();
 }
 checkStackCookie();
}

Module["run"] = run;

function checkUnflushedContent() {
 var oldOut = out;
 var oldErr = err;
 var has = false;
 out = err = function(x) {
  has = true;
 };
 try {
  var flush = Module["_fflush"];
  if (flush) flush(0);
  [ "stdout", "stderr" ].forEach(function(name) {
   var info = FS.analyzePath("/dev/" + name);
   if (!info) return;
   var stream = info.object;
   var rdev = stream.rdev;
   var tty = TTY.ttys[rdev];
   if (tty && tty.output && tty.output.length) {
    has = true;
   }
  });
 } catch (e) {}
 out = oldOut;
 err = oldErr;
 if (has) {
  warnOnce("stdio streams had content in them that was not flushed. you should set EXIT_RUNTIME to 1 (see the FAQ), or make sure to emit a newline when you printf etc.");
 }
}

function exit(status, implicit) {
 checkUnflushedContent();
 if (implicit && noExitRuntime && status === 0) {
  return;
 }
 if (noExitRuntime) {
  if (!implicit) {
   var msg = "program exited (with status: " + status + "), but EXIT_RUNTIME is not set, so halting execution but not exiting the runtime or preventing further async execution (build with EXIT_RUNTIME=1, if you want a true shutdown)";
   readyPromiseReject(msg);
   err(msg);
  }
 } else {
  exitRuntime();
  if (Module["onExit"]) Module["onExit"](status);
  ABORT = true;
 }
 quit_(status, new ExitStatus(status));
}

if (Module["preInit"]) {
 if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ];
 while (Module["preInit"].length > 0) {
  Module["preInit"].pop()();
 }
}

var shouldRunNow = true;

if (Module["noInitialRun"]) shouldRunNow = false;

noExitRuntime = true;

run();


  return trace_processor_wasm
}
);
})();
module.exports = trace_processor_wasm;
});

var wasm_bridge = createCommonjsModule(function (module, exports) {
// Copyright (C) 2018 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
Object.defineProperty(exports, "__esModule", { value: true });
exports.WasmBridge = void 0;



// The Initialize() call will allocate a buffer of REQ_BUF_SIZE bytes which
// will be used to copy the input request data. This is to avoid passing the
// input data on the stack, which has a limited (~1MB) size.
// The buffer will be allocated by the C++ side and reachable at
// HEAPU8[reqBufferAddr, +REQ_BUFFER_SIZE].
const REQ_BUF_SIZE = 32 * 1024 * 1024;
// The end-to-end interaction between JS and Wasm is as follows:
// - [JS] Inbound data received by the worker (onmessage() in engine/index.ts).
//   - [JS] onRpcDataReceived() (this file)
//     - [C++] trace_processor_on_rpc_request (wasm_bridge.cc)
//       - [C++] some TraceProcessor::method()
//         for (batch in result_rows)
//           - [C++] RpcResponseFunction(bytes) (wasm_bridge.cc)
//             - [JS] onReply() (this file)
//               - [JS] postMessage() (this file)
class WasmBridge {
    constructor() {
        this.reqBufferAddr = 0;
        this.lastStderr = [];
        this.aborted = false;
        const deferredRuntimeInitialized = deferred.defer();
        this.connection = trace_processor({
            locateFile: (s) => s,
            print: (line) => console.log(line),
            printErr: (line) => this.appendAndLogErr(line),
            onRuntimeInitialized: () => deferredRuntimeInitialized.resolve(),
        });
        this.whenInitialized = deferredRuntimeInitialized.then(() => {
            const fn = this.connection.addFunction(this.onReply.bind(this), 'vii');
            this.reqBufferAddr = this.connection.ccall('trace_processor_rpc_init', 
            /*return=*/ 'number', 
            /*args=*/ ['number', 'number'], [fn, REQ_BUF_SIZE]);
        });
    }
    initialize(port) {
        // Ensure that initialize() is called only once.
        logging.assertTrue(this.messagePort === undefined);
        this.messagePort = port;
        // Note: setting .onmessage implicitly calls port.start() and dispatches the
        // queued messages. addEventListener('message') doesn't.
        this.messagePort.onmessage = this.onMessage.bind(this);
    }
    onMessage(msg) {
        if (this.aborted) {
            throw new Error('Wasm module crashed');
        }
        logging.assertTrue(msg.data instanceof Uint8Array);
        const data = msg.data;
        let wrSize = 0;
        // If the request data is larger than our JS<>Wasm interop buffer, split it
        // into multiple writes. The RPC channel is byte-oriented and is designed to
        // deal with arbitrary fragmentations.
        while (wrSize < data.length) {
            const sliceLen = Math.min(data.length - wrSize, REQ_BUF_SIZE);
            const dataSlice = data.subarray(wrSize, wrSize + sliceLen);
            this.connection.HEAPU8.set(dataSlice, this.reqBufferAddr);
            wrSize += sliceLen;
            try {
                this.connection.ccall('trace_processor_on_rpc_request', // C function name.
                'void', // Return type.
                ['number'], // Arg types.
                [sliceLen] // Args.
                );
            }
            catch (err) {
                this.aborted = true;
                let abortReason = `${err}`;
                if (err instanceof Error) {
                    abortReason = `${err.name}: ${err.message}\n${err.stack}`;
                }
                abortReason += '\n\nstderr: \n' + this.lastStderr.join('\n');
                throw new Error(abortReason);
            }
        } // while(wrSize < data.length)
    }
    // This function is bound and passed to Initialize and is called by the C++
    // code while in the ccall(trace_processor_on_rpc_request).
    onReply(heapPtr, size) {
        const data = this.connection.HEAPU8.slice(heapPtr, heapPtr + size);
        logging.assertExists(this.messagePort).postMessage(data, [data.buffer]);
    }
    appendAndLogErr(line) {
        console.warn(line);
        // Keep the last N lines in the |lastStderr| buffer.
        this.lastStderr.push(line);
        if (this.lastStderr.length > 512) {
            this.lastStderr.shift();
        }
    }
}
exports.WasmBridge = WasmBridge;

});

var engine = createCommonjsModule(function (module, exports) {
// Copyright (C) 2018 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
Object.defineProperty(exports, "__esModule", { value: true });


const selfWorker = self;
const wasmBridge = new wasm_bridge.WasmBridge();
// There are two message handlers here:
// 1. The Worker (self.onmessage) handler.
// 2. The MessagePort handler.
// When the app bootstraps, frontend/index.ts creates a MessageChannel and sends
// one end to the controller (the other worker) and the other end to us, so that
// the controller can interact with the Wasm worker without roundtrips through
// the frontend.
// The sequence of actions is the following:
// 1. The frontend does one postMessage({port: MessagePort}) on the Worker
//    scope. This message transfers the MessagePort (whose other end is
//    connected to the Conotroller). This is the only postMessage we'll ever
//    receive here.
// 2. All the other messages (i.e. the TraceProcessor RPC binary pipe) will be
//    received on the MessagePort.
// Receives the boostrap message from the frontend with the MessagePort.
selfWorker.onmessage = (msg) => {
    const port = logging.assertExists(msg.data.enginePort);
    wasmBridge.initialize(port);
};

});

return engine;

}());
//# sourceMappingURL=engine_bundle.js.map