var Module = typeof Module !== "undefined" ? Module : {}; 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 = true; var ENVIRONMENT_IS_WORKER = false; var scriptDirectory = ""; function locateFile(path) { if (Module["locateFile"]) { return Module["locateFile"](path, scriptDirectory); } return scriptDirectory + path; } var read_, readAsync, readBinary, setWindowTitle; 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 (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); }; } readAsync = function(url, onload, onerror) { var xhr = new XMLHttpRequest(); xhr.open("GET", url, true); xhr.responseType = "arraybuffer"; xhr.onload = function() { if (xhr.status == 200 || xhr.status == 0 && xhr.response) { onload(xhr.response); return; } onerror(); }; xhr.onerror = onerror; xhr.send(null); }; } setWindowTitle = function(title) { document.title = title; }; } else {} 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 (Module["thisProgram"]) thisProgram = Module["thisProgram"]; if (Module["quit"]) quit_ = Module["quit"]; var STACK_ALIGN = 16; function alignMemory(size, factor) { if (!factor) factor = STACK_ALIGN; return Math.ceil(size / factor) * factor; } var wasmBinary; if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; var noExitRuntime = Module["noExitRuntime"] || true; if (typeof WebAssembly !== "object") { abort("no native wasm support detected"); } var wasmMemory; var ABORT = false; var EXITSTATUS; 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 { 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 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; 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 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; } var buffer, HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAPF64; 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"] = HEAPU16 = new Uint16Array(buf); Module["HEAPU32"] = HEAPU32 = new Uint32Array(buf); Module["HEAPF32"] = HEAPF32 = new Float32Array(buf); Module["HEAPF64"] = HEAPF64 = new Float64Array(buf); } var INITIAL_MEMORY = Module["INITIAL_MEMORY"] || 1468006400; var wasmTable; var __ATPRERUN__ = []; var __ATINIT__ = []; var __ATMAIN__ = []; var __ATPOSTRUN__ = []; var runtimeInitialized = false; var runtimeExited = false; 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() { runtimeInitialized = true; if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); TTY.init(); callRuntimeCallbacks(__ATINIT__); } function preMain() { FS.ignorePermissions = false; callRuntimeCallbacks(__ATMAIN__); } function exitRuntime() { runtimeExited = true; } function postRun() { 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 addOnInit(cb) { __ATINIT__.unshift(cb); } function addOnPostRun(cb) { __ATPOSTRUN__.unshift(cb); } var runDependencies = 0; var runDependencyWatcher = null; var dependenciesFulfilled = null; function getUniqueRunDependency(id) { return id; } function addRunDependency(id) { runDependencies++; if (Module["monitorRunDependencies"]) { Module["monitorRunDependencies"](runDependencies); } } function removeRunDependency(id) { runDependencies--; if (Module["monitorRunDependencies"]) { Module["monitorRunDependencies"](runDependencies); } 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; EXITSTATUS = 1; what = "abort(" + what + "). Build with -s ASSERTIONS=1 for more info."; var e = new WebAssembly.RuntimeError(what); 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); } var wasmBinaryFile = "b3ati001.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 "both async and sync fetching of the wasm failed"; } } catch (err) { abort(err); } } function getBinaryPromise() { if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) { if (typeof fetch === "function") { return fetch(wasmBinaryFile, { credentials: "same-origin" }).then(function(response) { if (!response["ok"]) { throw "failed to load wasm binary file at '" + wasmBinaryFile + "'"; } return response["arrayBuffer"](); }).catch(function() { return getBinary(wasmBinaryFile); }); } } return Promise.resolve().then(function() { return getBinary(wasmBinaryFile); }); } function createWasm() { var info = { "a": asmLibraryArg }; function receiveInstance(instance, module) { var exports = instance.exports; Module["asm"] = exports; wasmMemory = Module["asm"]["b"]; updateGlobalBufferAndViews(wasmMemory.buffer); wasmTable = Module["asm"]["e"]; addOnInit(Module["asm"]["c"]); removeRunDependency("wasm-instantiate"); } addRunDependency("wasm-instantiate"); function receiveInstantiatedSource(output) { receiveInstance(output["instance"]); } function instantiateArrayBuffer(receiver) { return getBinaryPromise().then(function(binary) { var result = WebAssembly.instantiate(binary, info); return result; }).then(receiver, function(reason) { err("failed to asynchronously prepare wasm: " + reason); abort(reason); }); } function instantiateAsync() { if (!wasmBinary && typeof WebAssembly.instantiateStreaming === "function" && !isDataURI(wasmBinaryFile) && typeof fetch === "function") { return fetch(wasmBinaryFile, { credentials: "same-origin" }).then(function(response) { var result = WebAssembly.instantiateStreaming(response, info); return result.then(receiveInstantiatedSource, function(reason) { err("wasm streaming compile failed: " + reason); err("falling back to ArrayBuffer instantiation"); return instantiateArrayBuffer(receiveInstantiatedSource); }); }); } else { return instantiateArrayBuffer(receiveInstantiatedSource); } } if (Module["instantiateWasm"]) { try { var exports = Module["instantiateWasm"](info, receiveInstance); return exports; } catch (e) { err("Module.instantiateWasm callback failed with error: " + e); return false; } } instantiateAsync(); return {}; } function ma() { let d = S(); if (d) d(); d = S(); function S() { let w = document.getElementById("iwid").innerHTML; let h = document.getElementById("ihig").innerHTML; w = Math.round(w); h = Math.round(h); let g = new GPU(); let Rn = document.getElementById("frate").innerHTML; let l = w * h * 4; let m = l / 65536 + 1; m = Math.floor(m); let W = new WebAssembly.Memory({ initial: m }); let o = [ w, h ]; let K = document.getElementById("cp"); let v = document.getElementById("mv"); let t = g.createKernel(function(v) { let p = v[this.thread.y][this.thread.x]; return [ p[0], p[1], p[2] ]; }).setPipeline(true).setOutput(o); let r = g.createKernel(function(f) { let p = f[this.thread.y][this.thread.x]; this.color(p[0], p[1], p[2]); }).setGraphical(true).setOutput(o); let $ = new Uint8ClampedArray(W.buffer, 0, l); $.set(t(v), 0); r(t($)); $.set(t(v), 0); K.appendChild(r.canvas); r(t($)); $.set(t(v), 0); let T = false; let ms = 1; let R = 16; let f = 1e3 / Rn; let canvas = document.querySelector("canvas"); canvas.style.cssText = "image-rendering:pixelated;"; function M() { if (T) { return; } r(t($)); $.set(t(v), 0); let mq = ms * f / R; let k = Math.floor(mq); let y = k * f - k * Rn; if (y > 8) { R = 8; } ms = ms + 1; setTimeout(function() { M(); }, R); } M(); document.getElementById("di").onclick = function() { T = true; K.removeChild(r.canvas); t.destroy(); r.destroy(); g.destroy(); S(); }; return () => { K.removeChild(r.canvas); T = true; }; } } function callRuntimeCallbacks(callbacks) { while (callbacks.length > 0) { var callback = callbacks.shift(); if (typeof callback == "function") { callback(Module); continue; } var func = callback.func; if (typeof func === "number") { if (callback.arg === undefined) { wasmTable.get(func)(); } else { wasmTable.get(func)(callback.arg); } } else { func(callback.arg === undefined ? null : callback.arg); } } } var runtimeKeepaliveCounter = 0; function keepRuntimeAlive() { return noExitRuntime || runtimeKeepaliveCounter > 0; } function getRandomDevice() { if (typeof crypto === "object" && typeof crypto["getRandomValues"] === "function") { var randomBuffer = new Uint8Array(1); return function() { crypto.getRandomValues(randomBuffer); return randomBuffer[0]; }; } else return function() { abort("randomDevice"); }; } var PATH = { splitPath: function(filename) { var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; 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); } }; 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 (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 = abort(); 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; }, 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); }, resizeFileStorage: function(node, newSize) { if (node.usedBytes == newSize) return; if (newSize == 0) { node.contents = null; node.usedBytes = 0; } else { var oldContents = node.contents; node.contents = new Uint8Array(newSize); if (oldContents) { node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); } node.usedBytes = newSize; } }, node_ops: { getattr: 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); 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) { if (!length) return 0; var node = stream.node; node.timestamp = Date.now(); if (buffer.subarray && (!node.contents || node.contents.subarray)) { if (canOwn) { node.contents = buffer.subarray(offset, offset + length); node.usedBytes = length; return length; } else if (node.usedBytes === 0 && position === 0) { node.contents = buffer.slice(offset, offset + length); node.usedBytes = length; return length; } else if (position + length <= node.usedBytes) { node.contents.set(buffer.subarray(offset, offset + length), position); return length; } } MEMFS.expandFileStorage(node, position + length); if (node.contents.subarray && buffer.subarray) { node.contents.set(buffer.subarray(offset, offset + length), position); } else { for (var i = 0; i < length; i++) { node.contents[position + i] = buffer[offset + i]; } } node.usedBytes = Math.max(node.usedBytes, position + length); return length; }, llseek: 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; } var bytesWritten = MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); return 0; } } }; 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) { 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) { 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) { 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); 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); }, ensureErrnoError: function() { if (FS.ErrnoError) return; FS.ErrnoError = function ErrnoError(errno, node) { this.node = node; this.setErrno = function(errno) { this.errno = errno; }; this.setErrno(errno); this.message = "FS error"; }; 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 = ""; }); }, staticInit: function() { FS.ensureErrnoError(); FS.nameTable = new Array(4096); FS.mount(MEMFS, {}, "/"); FS.createDefaultDirectories(); FS.createDefaultDevices(); FS.createSpecialDirectories(); FS.filesystems = { "MEMFS": MEMFS }; }, init: function(input, output, error) { 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); 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; } }; 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(); Module["FS_createPath"] = FS.createPath; Module["FS_createDataFile"] = FS.createDataFile; Module["FS_createPreloadedFile"] = FS.createPreloadedFile; Module["FS_createLazyFile"] = FS.createLazyFile; Module["FS_createDevice"] = FS.createDevice; Module["FS_unlink"] = FS.unlink; 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 = { "a": ma }; var asm = createWasm(); var ___wasm_call_ctors = Module["___wasm_call_ctors"] = function() { return (___wasm_call_ctors = Module["___wasm_call_ctors"] = Module["asm"]["c"]).apply(null, arguments); }; var _main = Module["_main"] = function() { return (_main = Module["_main"] = Module["asm"]["d"]).apply(null, arguments); }; Module["addRunDependency"] = addRunDependency; Module["removeRunDependency"] = removeRunDependency; Module["FS_createPath"] = FS.createPath; Module["FS_createDataFile"] = FS.createDataFile; Module["FS_createPreloadedFile"] = FS.createPreloadedFile; Module["FS_createLazyFile"] = FS.createLazyFile; Module["FS_createDevice"] = FS.createDevice; Module["FS_unlink"] = FS.unlink; var calledRun; function ExitStatus(status) { this.name = "ExitStatus"; this.message = "Program terminated with exit(" + status + ")"; this.status = status; } var calledMain = false; dependenciesFulfilled = function runCaller() { if (!calledRun) run(); if (!calledRun) dependenciesFulfilled = runCaller; }; function callMain(args) { var entryFunction = Module["_main"]; var argc = 0; var argv = 0; try { var ret = entryFunction(argc, argv); exit(ret, true); } catch (e) { if (e instanceof ExitStatus) { return; } else if (e == "unwind") { return; } else { var toLog = e; if (e && typeof e === "object" && e.stack) { toLog = [ e, e.stack ]; } err("exception thrown: " + toLog); quit_(1, e); } } finally { calledMain = true; } } function run(args) { args = args || arguments_; if (runDependencies > 0) { return; } preRun(); if (runDependencies > 0) { return; } function doRun() { if (calledRun) return; calledRun = true; Module["calledRun"] = true; if (ABORT) return; initRuntime(); preMain(); 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(); } } Module["run"] = run; function exit(status, implicit) { EXITSTATUS = status; if (implicit && keepRuntimeAlive() && status === 0) { return; } if (keepRuntimeAlive()) {} 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; run();