# HG changeset patch
# User Chris Cannam
# Date 1444041040 -3600
# Node ID b4ab69bdb4c88e6474e9c2af032b917fdc620e96
# Parent  fcb64e4b83938051713c1774ab34095d821a3b81
Beginnings of an emscripten example

diff -r fcb64e4b8393 -r b4ab69bdb4c8 fft/cross/Cross.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fft/cross/Cross.c	Mon Oct 05 11:30:40 2015 +0100
@@ -0,0 +1,121 @@
+
+/* Public domain FFT implementation from Don Cross. */
+
+#include "Cross.h"
+
+#include <math.h>
+#include <stdio.h>
+
+void
+fftCross(unsigned int n, int inverse,
+	 const double *ri, const double *ii,
+	 double *ro, double *io)
+{
+    if (!ri || !ro || !io) return;
+
+    unsigned int bits;
+    unsigned int i, j, k, m;
+    unsigned int blockSize, blockEnd;
+
+    double tr, ti;
+
+    if (n < 2) return;
+    if (n & (n-1)) return;
+
+    double angle = 2.0 * M_PI;
+    if (inverse) angle = -angle;
+
+    for (i = 0; ; ++i) {
+	if (n & (1 << i)) {
+	    bits = i;
+	    break;
+	}
+    }
+
+#ifdef _MSC_VER
+    int *table = (int *)_malloca(n * sizeof(int));
+#else
+    int table[n];
+#endif
+
+    for (i = 0; i < n; ++i) {
+        m = i;
+        for (j = k = 0; j < bits; ++j) {
+            k = (k << 1) | (m & 1);
+            m >>= 1;
+        }
+        table[i] = k;
+    }
+
+    if (ii) {
+	for (i = 0; i < n; ++i) {
+	    ro[table[i]] = ri[i];
+	    io[table[i]] = ii[i];
+	}
+    } else {
+	for (i = 0; i < n; ++i) {
+	    ro[table[i]] = ri[i];
+	    io[table[i]] = 0.0;
+	}
+    }
+
+    blockEnd = 1;
+
+    for (blockSize = 2; blockSize <= n; blockSize <<= 1) {
+
+	double delta = angle / (double)blockSize;
+	double sm2 = -sin(-2 * delta);
+	double sm1 = -sin(-delta);
+	double cm2 = cos(-2 * delta);
+	double cm1 = cos(-delta);
+	double w = 2 * cm1;
+	double ar[3], ai[3];
+
+	for (i = 0; i < n; i += blockSize) {
+
+	    ar[2] = cm2;
+	    ar[1] = cm1;
+
+	    ai[2] = sm2;
+	    ai[1] = sm1;
+
+	    for (j = i, m = 0; m < blockEnd; j++, m++) {
+
+		ar[0] = w * ar[1] - ar[2];
+		ar[2] = ar[1];
+		ar[1] = ar[0];
+
+		ai[0] = w * ai[1] - ai[2];
+		ai[2] = ai[1];
+		ai[1] = ai[0];
+
+		k = j + blockEnd;
+		tr = ar[0] * ro[k] - ai[0] * io[k];
+		ti = ar[0] * io[k] + ai[0] * ro[k];
+
+		ro[k] = ro[j] - tr;
+		io[k] = io[j] - ti;
+
+		ro[j] += tr;
+		io[j] += ti;
+	    }
+	}
+
+	blockEnd = blockSize;
+    }
+
+    if (inverse) {
+
+	double denom = (double)n;
+
+	for (i = 0; i < n; i++) {
+	    ro[i] /= denom;
+	    io[i] /= denom;
+	}
+    }
+
+#ifdef _MSC_VER
+    _freea(table);
+#endif
+}
+
diff -r fcb64e4b8393 -r b4ab69bdb4c8 fft/cross/Cross.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fft/cross/Cross.h	Mon Oct 05 11:30:40 2015 +0100
@@ -0,0 +1,17 @@
+
+#ifndef CROSS_H
+#define CROSS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+    extern void fftCross(unsigned int n, int inverse,
+			 const double *ri, const double *ii,
+			 double *ro, double *io);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff -r fcb64e4b8393 -r b4ab69bdb4c8 fft/cross/Cross.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fft/cross/Cross.js	Mon Oct 05 11:30:40 2015 +0100
@@ -0,0 +1,19 @@
+var Module;if(!Module)Module=(typeof Module!=="undefined"?Module:null)||{};var moduleOverrides={};for(var key in Module){if(Module.hasOwnProperty(key)){moduleOverrides[key]=Module[key]}}var ENVIRONMENT_IS_NODE=typeof process==="object"&&typeof require==="function";var ENVIRONMENT_IS_WEB=typeof window==="object";var ENVIRONMENT_IS_WORKER=typeof importScripts==="function";var ENVIRONMENT_IS_SHELL=!ENVIRONMENT_IS_WEB&&!ENVIRONMENT_IS_NODE&&!ENVIRONMENT_IS_WORKER;if(ENVIRONMENT_IS_NODE){if(!Module["print"])Module["print"]=function print(x){process["stdout"].write(x+"\n")};if(!Module["printErr"])Module["printErr"]=function printErr(x){process["stderr"].write(x+"\n")};var nodeFS=require("fs");var nodePath=require("path");Module["read"]=function read(filename,binary){filename=nodePath["normalize"](filename);var ret=nodeFS["readFileSync"](filename);if(!ret&&filename!=nodePath["resolve"](filename)){filename=path.join(__dirname,"..","src",filename);ret=nodeFS["readFileSync"](filename)}if(ret&&!binary)ret=ret.toString();return ret};Module["readBinary"]=function readBinary(filename){return Module["read"](filename,true)};Module["load"]=function load(f){globalEval(read(f))};if(process["argv"].length>1)Module["thisProgram"]=process["argv"][1].replace(/\\/g,"/");Module["arguments"]=process["argv"].slice(2);if(typeof module!=="undefined"){module["exports"]=Module}process["on"]("uncaughtException",(function(ex){if(!(ex instanceof ExitStatus)){throw ex}}))}else if(ENVIRONMENT_IS_SHELL){if(!Module["print"])Module["print"]=print;if(typeof printErr!="undefined")Module["printErr"]=printErr;if(typeof read!="undefined"){Module["read"]=read}else{Module["read"]=function read(){throw"no read() available (jsc?)"}}Module["readBinary"]=function readBinary(f){if(typeof readbuffer==="function"){return new Uint8Array(readbuffer(f))}var data=read(f,"binary");assert(typeof data==="object");return data};if(typeof scriptArgs!="undefined"){Module["arguments"]=scriptArgs}else if(typeof arguments!="undefined"){Module["arguments"]=arguments}this["Module"]=Module}else if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){Module["read"]=function read(url){var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(typeof arguments!="undefined"){Module["arguments"]=arguments}if(typeof console!=="undefined"){if(!Module["print"])Module["print"]=function print(x){console.log(x)};if(!Module["printErr"])Module["printErr"]=function printErr(x){console.log(x)}}else{var TRY_USE_DUMP=false;if(!Module["print"])Module["print"]=TRY_USE_DUMP&&typeof dump!=="undefined"?(function(x){dump(x)}):(function(x){})}if(ENVIRONMENT_IS_WEB){window["Module"]=Module}else{Module["load"]=importScripts}}else{throw"Unknown runtime environment. 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";Module.print(pre+"^")}function parseNested(){i++;if(func[i]==="K")i++;var parts=[];while(func[i]!=="E"){if(func[i]==="S"){i++;var next=func.indexOf("_",i);var num=func.substring(i,next)||0;parts.push(subs[num]||"?");i=next+1;continue}if(func[i]==="C"){parts.push(parts[parts.length-1]);i+=2;continue}var size=parseInt(func.substr(i));var pre=size.toString().length;if(!size||!pre){i--;break}var curr=func.substr(i+pre,size);parts.push(curr);subs.push(curr);i+=pre+size}i++;return parts}function parse(rawList,limit,allowVoid){limit=limit||Infinity;var ret="",list=[];function flushList(){return"("+list.join(", ")+")"}var name;if(func[i]==="N"){name=parseNested().join("::");limit--;if(limit===0)return rawList?[name]:name}else{if(func[i]==="K"||first&&func[i]==="L")i++;var size=parseInt(func.substr(i));if(size){var pre=size.toString().length;name=func.substr(i+pre,size);i+=pre+size}}first=false;if(func[i]==="I"){i++;var iList=parse(true);var iRet=parse(true,1,true);ret+=iRet[0]+" "+name+"<"+iList.join(", ")+">"}else{ret=name}paramLoop:while(i<func.length&&limit-->0){var c=func[i++];if(c in basicTypes){list.push(basicTypes[c])}else{switch(c){case"P":list.push(parse(true,1,true)[0]+"*");break;case"R":list.push(parse(true,1,true)[0]+"&");break;case"L":{i++;var end=func.indexOf("E",i);var size=end-i;list.push(func.substr(i,size));i+=size+2;break};case"A":{var size=parseInt(func.substr(i));i+=size.toString().length;if(func[i]!=="_")throw"?";i++;list.push(parse(true,1,true)[0]+" ["+size+"]");break};case"E":break paramLoop;default:ret+="?"+c;break paramLoop}}}if(!allowVoid&&list.length===1&&list[0]==="void")list=[];if(rawList){if(ret){list.push(ret+"?")}return list}else{return ret+flushList()}}var final=func;try{if(func=="Object._main"||func=="_main"){return"main()"}if(typeof func==="number")func=Pointer_stringify(func);if(func[0]!=="_")return func;if(func[1]!=="_")return func;if(func[2]!=="Z")return func;switch(func[3]){case"n":return"operator new()";case"d":return"operator delete()"}final=parse()}catch(e){final+="?"}if(final.indexOf("?")>=0&&!hasLibcxxabi){Runtime.warnOnce("warning: a problem occurred in builtin C++ name demangling; build with  -s DEMANGLE_SUPPORT=1  to link in libcxxabi demangling")}return final}function demangleAll(text){return text.replace(/__Z[\w\d_]+/g,(function(x){var y=demangle(x);return x===y?x:x+" ["+y+"]"}))}function jsStackTrace(){var err=new Error;if(!err.stack){try{throw new Error(0)}catch(e){err=e}if(!err.stack){return"(no stack trace available)"}}return err.stack.toString()}function stackTrace(){return demangleAll(jsStackTrace())}Module["stackTrace"]=stackTrace;var PAGE_SIZE=4096;function alignMemoryPage(x){return x+4095&-4096}var HEAP;var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;var STATIC_BASE=0,STATICTOP=0,staticSealed=false;var STACK_BASE=0,STACKTOP=0,STACK_MAX=0;var DYNAMIC_BASE=0,DYNAMICTOP=0;function enlargeMemory(){abort("Cannot enlarge memory arrays. Either (1) compile with -s TOTAL_MEMORY=X with X higher than the current value "+TOTAL_MEMORY+", (2) compile with ALLOW_MEMORY_GROWTH which adjusts the size at runtime but prevents some optimizations, or (3) set Module.TOTAL_MEMORY before the program runs.")}var TOTAL_STACK=Module["TOTAL_STACK"]||5242880;var TOTAL_MEMORY=Module["TOTAL_MEMORY"]||16777216;var FAST_MEMORY=Module["FAST_MEMORY"]||2097152;var totalMemory=64*1024;while(totalMemory<TOTAL_MEMORY||totalMemory<2*TOTAL_STACK){if(totalMemory<16*1024*1024){totalMemory*=2}else{totalMemory+=16*1024*1024}}if(totalMemory!==TOTAL_MEMORY){Module.printErr("increasing TOTAL_MEMORY to "+totalMemory+" to be compliant with the asm.js spec");TOTAL_MEMORY=totalMemory}assert(typeof Int32Array!=="undefined"&&typeof Float64Array!=="undefined"&&!!(new Int32Array(1))["subarray"]&&!!(new Int32Array(1))["set"],"JS engine does not provide full typed array support");var buffer=new ArrayBuffer(TOTAL_MEMORY);HEAP8=new Int8Array(buffer);HEAP16=new Int16Array(buffer);HEAP32=new Int32Array(buffer);HEAPU8=new Uint8Array(buffer);HEAPU16=new Uint16Array(buffer);HEAPU32=new Uint32Array(buffer);HEAPF32=new Float32Array(buffer);HEAPF64=new Float64Array(buffer);HEAP32[0]=255;assert(HEAPU8[0]===255&&HEAPU8[3]===0,"Typed arrays 2 must be run on a little-endian system");Module["HEAP"]=HEAP;Module["buffer"]=buffer;Module["HEAP8"]=HEAP8;Module["HEAP16"]=HEAP16;Module["HEAP32"]=HEAP32;Module["HEAPU8"]=HEAPU8;Module["HEAPU16"]=HEAPU16;Module["HEAPU32"]=HEAPU32;Module["HEAPF32"]=HEAPF32;Module["HEAPF64"]=HEAPF64;function callRuntimeCallbacks(callbacks){while(callbacks.length>0){var callback=callbacks.shift();if(typeof callback=="function"){callback();continue}var func=callback.func;if(typeof func==="number"){if(callback.arg===undefined){Runtime.dynCall("v",func)}else{Runtime.dynCall("vi",func,[callback.arg])}}else{func(callback.arg===undefined?null:callback.arg)}}}var __ATPRERUN__=[];var __ATINIT__=[];var __ATMAIN__=[];var __ATEXIT__=[];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 ensureInitRuntime(){if(runtimeInitialized)return;runtimeInitialized=true;callRuntimeCallbacks(__ATINIT__)}function preMain(){callRuntimeCallbacks(__ATMAIN__)}function exitRuntime(){callRuntimeCallbacks(__ATEXIT__);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)}Module["addOnPreRun"]=Module.addOnPreRun=addOnPreRun;function addOnInit(cb){__ATINIT__.unshift(cb)}Module["addOnInit"]=Module.addOnInit=addOnInit;function addOnPreMain(cb){__ATMAIN__.unshift(cb)}Module["addOnPreMain"]=Module.addOnPreMain=addOnPreMain;function addOnExit(cb){__ATEXIT__.unshift(cb)}Module["addOnExit"]=Module.addOnExit=addOnExit;function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}Module["addOnPostRun"]=Module.addOnPostRun=addOnPostRun;function intArrayFromString(stringy,dontAddNull,length){var ret=(new Runtime.UTF8Processor).processJSString(stringy);if(length){ret.length=length}if(!dontAddNull){ret.push(0)}return ret}Module["intArrayFromString"]=intArrayFromString;function intArrayToString(array){var ret=[];for(var i=0;i<array.length;i++){var chr=array[i];if(chr>255){chr&=255}ret.push(String.fromCharCode(chr))}return ret.join("")}Module["intArrayToString"]=intArrayToString;function writeStringToMemory(string,buffer,dontAddNull){var array=intArrayFromString(string,dontAddNull);var i=0;while(i<array.length){var chr=array[i];HEAP8[buffer+i>>0]=chr;i=i+1}}Module["writeStringToMemory"]=writeStringToMemory;function writeArrayToMemory(array,buffer){for(var i=0;i<array.length;i++){HEAP8[buffer+i>>0]=array[i]}}Module["writeArrayToMemory"]=writeArrayToMemory;function writeAsciiToMemory(str,buffer,dontAddNull){for(var i=0;i<str.length;i++){HEAP8[buffer+i>>0]=str.charCodeAt(i)}if(!dontAddNull)HEAP8[buffer+str.length>>0]=0}Module["writeAsciiToMemory"]=writeAsciiToMemory;function unSign(value,bits,ignore){if(value>=0){return value}return bits<=32?2*Math.abs(1<<bits-1)+value:Math.pow(2,bits)+value}function reSign(value,bits,ignore){if(value<=0){return value}var half=bits<=32?Math.abs(1<<bits-1):Math.pow(2,bits-1);if(value>=half&&(bits<=32||value>half)){value=-2*half+value}return value}if(!Math["imul"]||Math["imul"](4294967295,5)!==-5)Math["imul"]=function imul(a,b){var ah=a>>>16;var al=a&65535;var bh=b>>>16;var bl=b&65535;return al*bl+(ah*bl+al*bh<<16)|0};Math.imul=Math["imul"];var Math_abs=Math.abs;var Math_cos=Math.cos;var Math_sin=Math.sin;var Math_tan=Math.tan;var Math_acos=Math.acos;var Math_asin=Math.asin;var Math_atan=Math.atan;var Math_atan2=Math.atan2;var Math_exp=Math.exp;var Math_log=Math.log;var Math_sqrt=Math.sqrt;var Math_ceil=Math.ceil;var Math_floor=Math.floor;var Math_pow=Math.pow;var Math_imul=Math.imul;var Math_fround=Math.fround;var Math_min=Math.min;var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function addRunDependency(id){runDependencies++;if(Module["monitorRunDependencies"]){Module["monitorRunDependencies"](runDependencies)}}Module["addRunDependency"]=addRunDependency;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["removeRunDependency"]=removeRunDependency;Module["preloadedImages"]={};Module["preloadedAudios"]={};var memoryInitializer=null;STATIC_BASE=8;STATICTOP=STATIC_BASE+512;__ATINIT__.push();var memoryInitializer="Cross.js.mem";var tempDoublePtr=Runtime.alignMemory(allocate(12,"i8",ALLOC_STATIC),8);assert(tempDoublePtr%8==0);function copyTempFloat(ptr){HEAP8[tempDoublePtr]=HEAP8[ptr];HEAP8[tempDoublePtr+1]=HEAP8[ptr+1];HEAP8[tempDoublePtr+2]=HEAP8[ptr+2];HEAP8[tempDoublePtr+3]=HEAP8[ptr+3]}function copyTempDouble(ptr){HEAP8[tempDoublePtr]=HEAP8[ptr];HEAP8[tempDoublePtr+1]=HEAP8[ptr+1];HEAP8[tempDoublePtr+2]=HEAP8[ptr+2];HEAP8[tempDoublePtr+3]=HEAP8[ptr+3];HEAP8[tempDoublePtr+4]=HEAP8[ptr+4];HEAP8[tempDoublePtr+5]=HEAP8[ptr+5];HEAP8[tempDoublePtr+6]=HEAP8[ptr+6];HEAP8[tempDoublePtr+7]=HEAP8[ptr+7]}function _llvm_stackrestore(p){var self=_llvm_stacksave;var ret=self.LLVM_SAVEDSTACKS[p];self.LLVM_SAVEDSTACKS.splice(p,1);Runtime.stackRestore(ret)}var ___errno_state=0;function ___setErrNo(value){HEAP32[___errno_state>>2]=value;return value}var ERRNO_CODES={EPERM:1,ENOENT:2,ESRCH:3,EINTR:4,EIO:5,ENXIO:6,E2BIG:7,ENOEXEC:8,EBADF:9,ECHILD:10,EAGAIN:11,EWOULDBLOCK:11,ENOMEM:12,EACCES:13,EFAULT:14,ENOTBLK:15,EBUSY:16,EEXIST:17,EXDEV:18,ENODEV:19,ENOTDIR:20,EISDIR:21,EINVAL:22,ENFILE:23,EMFILE:24,ENOTTY:25,ETXTBSY:26,EFBIG:27,ENOSPC:28,ESPIPE:29,EROFS:30,EMLINK:31,EPIPE:32,EDOM:33,ERANGE:34,ENOMSG:42,EIDRM:43,ECHRNG:44,EL2NSYNC:45,EL3HLT:46,EL3RST:47,ELNRNG:48,EUNATCH:49,ENOCSI:50,EL2HLT:51,EDEADLK:35,ENOLCK:37,EBADE:52,EBADR:53,EXFULL:54,ENOANO:55,EBADRQC:56,EBADSLT:57,EDEADLOCK:35,EBFONT:59,ENOSTR:60,ENODATA:61,ETIME:62,ENOSR:63,ENONET:64,ENOPKG:65,EREMOTE:66,ENOLINK:67,EADV:68,ESRMNT:69,ECOMM:70,EPROTO:71,EMULTIHOP:72,EDOTDOT:73,EBADMSG:74,ENOTUNIQ:76,EBADFD:77,EREMCHG:78,ELIBACC:79,ELIBBAD:80,ELIBSCN:81,ELIBMAX:82,ELIBEXEC:83,ENOSYS:38,ENOTEMPTY:39,ENAMETOOLONG:36,ELOOP:40,EOPNOTSUPP:95,EPFNOSUPPORT:96,ECONNRESET:104,ENOBUFS:105,EAFNOSUPPORT:97,EPROTOTYPE:91,ENOTSOCK:88,ENOPROTOOPT:92,ESHUTDOWN:108,ECONNREFUSED:111,EADDRINUSE:98,ECONNABORTED:103,ENETUNREACH:101,ENETDOWN:100,ETIMEDOUT:110,EHOSTDOWN:112,EHOSTUNREACH:113,EINPROGRESS:115,EALREADY:114,EDESTADDRREQ:89,EMSGSIZE:90,EPROTONOSUPPORT:93,ESOCKTNOSUPPORT:94,EADDRNOTAVAIL:99,ENETRESET:102,EISCONN:106,ENOTCONN:107,ETOOMANYREFS:109,EUSERS:87,EDQUOT:122,ESTALE:116,ENOTSUP:95,ENOMEDIUM:123,EILSEQ:84,EOVERFLOW:75,ECANCELED:125,ENOTRECOVERABLE:131,EOWNERDEAD:130,ESTRPIPE:86};function _sysconf(name){switch(name){case 30:return PAGE_SIZE;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 80:case 81:case 79: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: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(ERRNO_CODES.EINVAL);return-1}function _llvm_stacksave(){var self=_llvm_stacksave;if(!self.LLVM_SAVEDSTACKS){self.LLVM_SAVEDSTACKS=[]}self.LLVM_SAVEDSTACKS.push(Runtime.stackSave());return self.LLVM_SAVEDSTACKS.length-1}Module["_memset"]=_memset;function ___errno_location(){return ___errno_state}var _cos=Math_cos;function _emscripten_memcpy_big(dest,src,num){HEAPU8.set(HEAPU8.subarray(src,src+num),dest);return dest}Module["_memcpy"]=_memcpy;function _abort(){Module["abort"]()}var ERRNO_MESSAGES={0:"Success",1:"Not super-user",2:"No such file or directory",3:"No such process",4:"Interrupted system call",5:"I/O error",6:"No such device or address",7:"Arg list too long",8:"Exec format error",9:"Bad file number",10:"No children",11:"No more processes",12:"Not enough core",13:"Permission denied",14:"Bad address",15:"Block device required",16:"Mount device busy",17:"File exists",18:"Cross-device link",19:"No such device",20:"Not a directory",21:"Is a directory",22:"Invalid argument",23:"Too many open files in system",24:"Too many open files",25:"Not a typewriter",26:"Text file busy",27:"File too large",28:"No space left on device",29:"Illegal seek",30:"Read only file system",31:"Too many links",32:"Broken pipe",33:"Math arg out of domain of func",34:"Math result not representable",35:"File locking deadlock error",36:"File or path name too long",37:"No record locks available",38:"Function not implemented",39:"Directory not empty",40:"Too many symbolic links",42:"No message of desired type",43:"Identifier removed",44:"Channel number out of range",45:"Level 2 not synchronized",46:"Level 3 halted",47:"Level 3 reset",48:"Link number out of range",49:"Protocol driver not attached",50:"No CSI structure available",51:"Level 2 halted",52:"Invalid exchange",53:"Invalid request descriptor",54:"Exchange full",55:"No anode",56:"Invalid request code",57:"Invalid slot",59:"Bad font file fmt",60:"Device not a stream",61:"No data (for no delay io)",62:"Timer expired",63:"Out of streams resources",64:"Machine is not on the network",65:"Package not installed",66:"The object is remote",67:"The link has been severed",68:"Advertise error",69:"Srmount error",70:"Communication error on send",71:"Protocol error",72:"Multihop attempted",73:"Cross mount point (not really error)",74:"Trying to read unreadable message",75:"Value too large for defined data type",76:"Given log. name not unique",77:"f.d. invalid for this operation",78:"Remote address changed",79:"Can   access a needed shared lib",80:"Accessing a corrupted shared lib",81:".lib section in a.out corrupted",82:"Attempting to link in too many libs",83:"Attempting to exec a shared library",84:"Illegal byte sequence",86:"Streams pipe error",87:"Too many users",88:"Socket operation on non-socket",89:"Destination address required",90:"Message too long",91:"Protocol wrong type for socket",92:"Protocol not available",93:"Unknown protocol",94:"Socket type not supported",95:"Not supported",96:"Protocol family not supported",97:"Address family not supported by protocol family",98:"Address already in use",99:"Address not available",100:"Network interface is not configured",101:"Network is unreachable",102:"Connection reset by network",103:"Connection aborted",104:"Connection reset by peer",105:"No buffer space available",106:"Socket is already connected",107:"Socket is not connected",108:"Can't send after socket shutdown",109:"Too many references",110:"Connection timed out",111:"Connection refused",112:"Host is down",113:"Host is unreachable",114:"Socket already connected",115:"Connection already in progress",116:"Stale file handle",122:"Quota exceeded",123:"No medium (in tape drive)",125:"Operation canceled",130:"Previous owner died",131:"State not recoverable"};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(ERRNO_CODES.ENODEV)}stream.tty=tty;stream.seekable=false}),close:(function(stream){if(stream.tty.output.length){stream.tty.ops.put_char(stream.tty,10)}}),read:(function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(ERRNO_CODES.ENXIO)}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(ERRNO_CODES.EIO)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(ERRNO_CODES.EAGAIN)}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(ERRNO_CODES.ENXIO)}for(var i=0;i<length;i++){try{stream.tty.ops.put_char(stream.tty,buffer[offset+i])}catch(e){throw new FS.ErrnoError(ERRNO_CODES.EIO)}}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){result=process["stdin"]["read"]();if(!result){if(process["stdin"]["_readableState"]&&process["stdin"]["_readableState"]["ended"]){return null}return undefined}}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){Module["print"](tty.output.join(""));tty.output=[]}else{tty.output.push(TTY.utf8.processCChar(val))}})},default_tty1_ops:{put_char:(function(tty,val){if(val===null||val===10){Module["printErr"](tty.output.join(""));tty.output=[]}else{tty.output.push(TTY.utf8.processCChar(val))}})}};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(ERRNO_CODES.EPERM)}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}},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}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;if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)}),expandFileStorage:(function(node,newCapacity){if(node.contents&&node.contents.subarray&&newCapacity>node.contents.length){node.contents=MEMFS.getFileDataAsRegularArray(node);node.usedBytes=node.contents.length}if(!node.contents||node.contents.subarray){var prevCapacity=node.contents?node.contents.buffer.byteLength: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}if(!node.contents&&newCapacity>0)node.contents=[];while(node.contents.length<newCapacity)node.contents.push(0)}),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(new ArrayBuffer(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[ERRNO_CODES.ENOENT]}),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(ERRNO_CODES.ENOTEMPTY)}}}delete old_node.parent.contents[old_node.name];old_node.name=new_name;new_dir.contents[new_name]=old_node;old_node.parent=new_dir}),unlink:(function(parent,name){delete parent.contents[name]}),rmdir:(function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(ERRNO_CODES.ENOTEMPTY)}delete parent.contents[name]}),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(ERRNO_CODES.EINVAL)}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){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=new Uint8Array(buffer.subarray(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(ERRNO_CODES.EINVAL)}stream.ungotten=[];stream.position=position;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,buffer,offset,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(ERRNO_CODES.ENODEV)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&(contents.buffer===buffer||contents.buffer===buffer.buffer)){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<stream.node.usedBytes){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=_malloc(length);if(!ptr){throw new FS.ErrnoError(ERRNO_CODES.ENOMEM)}buffer.set(contents,ptr)}return{ptr:ptr,allocated:allocated}})}};var IDBFS={dbs:{},indexedDB:(function(){if(typeof indexedDB!=="undefined")return indexedDB;var ret=null;if(typeof window==="object")ret=window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB;assert(ret,"IDBFS used, but indexedDB not supported");return ret}),DB_VERSION:21,DB_STORE_NAME:"FILE_DATA",mount:(function(mount){return MEMFS.mount.apply(null,arguments)}),syncfs:(function(mount,populate,callback){IDBFS.getLocalSet(mount,(function(err,local){if(err)return callback(err);IDBFS.getRemoteSet(mount,(function(err,remote){if(err)return callback(err);var src=populate?remote:local;var dst=populate?local:remote;IDBFS.reconcile(src,dst,callback)}))}))}),getDB:(function(name,callback){var db=IDBFS.dbs[name];if(db){return callback(null,db)}var req;try{req=IDBFS.indexedDB().open(name,IDBFS.DB_VERSION)}catch(e){return callback(e)}req.onupgradeneeded=(function(e){var db=e.target.result;var transaction=e.target.transaction;var fileStore;if(db.objectStoreNames.contains(IDBFS.DB_STORE_NAME)){fileStore=transaction.objectStore(IDBFS.DB_STORE_NAME)}else{fileStore=db.createObjectStore(IDBFS.DB_STORE_NAME)}fileStore.createIndex("timestamp","timestamp",{unique:false})});req.onsuccess=(function(){db=req.result;IDBFS.dbs[name]=db;callback(null,db)});req.onerror=(function(){callback(this.error)})}),getLocalSet:(function(mount,callback){var entries={};function isRealDir(p){return p!=="."&&p!==".."}function toAbsolute(root){return(function(p){return PATH.join2(root,p)})}var check=FS.readdir(mount.mountpoint).filter(isRealDir).map(toAbsolute(mount.mountpoint));while(check.length){var path=check.pop();var stat;try{stat=FS.stat(path)}catch(e){return callback(e)}if(FS.isDir(stat.mode)){check.push.apply(check,FS.readdir(path).filter(isRealDir).map(toAbsolute(path)))}entries[path]={timestamp:stat.mtime}}return callback(null,{type:"local",entries:entries})}),getRemoteSet:(function(mount,callback){var entries={};IDBFS.getDB(mount.mountpoint,(function(err,db){if(err)return callback(err);var transaction=db.transaction([IDBFS.DB_STORE_NAME],"readonly");transaction.onerror=(function(){callback(this.error)});var store=transaction.objectStore(IDBFS.DB_STORE_NAME);var index=store.index("timestamp");index.openKeyCursor().onsuccess=(function(event){var cursor=event.target.result;if(!cursor){return callback(null,{type:"remote",db:db,entries:entries})}entries[cursor.primaryKey]={timestamp:cursor.key};cursor.continue()})}))}),loadLocalEntry:(function(path,callback){var stat,node;try{var lookup=FS.lookupPath(path);node=lookup.node;stat=FS.stat(path)}catch(e){return callback(e)}if(FS.isDir(stat.mode)){return callback(null,{timestamp:stat.mtime,mode:stat.mode})}else if(FS.isFile(stat.mode)){node.contents=MEMFS.getFileDataAsTypedArray(node);return callback(null,{timestamp:stat.mtime,mode:stat.mode,contents:node.contents})}else{return callback(new Error("node type not supported"))}}),storeLocalEntry:(function(path,entry,callback){try{if(FS.isDir(entry.mode)){FS.mkdir(path,entry.mode)}else if(FS.isFile(entry.mode)){FS.writeFile(path,entry.contents,{encoding:"binary",canOwn:true})}else{return callback(new Error("node type not supported"))}FS.chmod(path,entry.mode);FS.utime(path,entry.timestamp,entry.timestamp)}catch(e){return callback(e)}callback(null)}),removeLocalEntry:(function(path,callback){try{var lookup=FS.lookupPath(path);var stat=FS.stat(path);if(FS.isDir(stat.mode)){FS.rmdir(path)}else if(FS.isFile(stat.mode)){FS.unlink(path)}}catch(e){return callback(e)}callback(null)}),loadRemoteEntry:(function(store,path,callback){var req=store.get(path);req.onsuccess=(function(event){callback(null,event.target.result)});req.onerror=(function(){callback(this.error)})}),storeRemoteEntry:(function(store,path,entry,callback){var req=store.put(entry,path);req.onsuccess=(function(){callback(null)});req.onerror=(function(){callback(this.error)})}),removeRemoteEntry:(function(store,path,callback){var req=store.delete(path);req.onsuccess=(function(){callback(null)});req.onerror=(function(){callback(this.error)})}),reconcile:(function(src,dst,callback){var total=0;var create=[];Object.keys(src.entries).forEach((function(key){var e=src.entries[key];var e2=dst.entries[key];if(!e2||e.timestamp>e2.timestamp){create.push(key);total++}}));var remove=[];Object.keys(dst.entries).forEach((function(key){var e=dst.entries[key];var e2=src.entries[key];if(!e2){remove.push(key);total++}}));if(!total){return callback(null)}var errored=false;var completed=0;var db=src.type==="remote"?src.db:dst.db;var transaction=db.transaction([IDBFS.DB_STORE_NAME],"readwrite");var store=transaction.objectStore(IDBFS.DB_STORE_NAME);function done(err){if(err){if(!done.errored){done.errored=true;return callback(err)}return}if(++completed>=total){return callback(null)}}transaction.onerror=(function(){done(this.error)});create.sort().forEach((function(path){if(dst.type==="local"){IDBFS.loadRemoteEntry(store,path,(function(err,entry){if(err)return done(err);IDBFS.storeLocalEntry(path,entry,done)}))}else{IDBFS.loadLocalEntry(path,(function(err,entry){if(err)return done(err);IDBFS.storeRemoteEntry(store,path,entry,done)}))}}));remove.sort().reverse().forEach((function(path){if(dst.type==="local"){IDBFS.removeLocalEntry(path,done)}else{IDBFS.removeRemoteEntry(store,path,done)}}))})};var NODEFS={isWindows:false,staticInit:(function(){NODEFS.isWindows=!!process.platform.match(/^win/)}),mount:(function(mount){assert(ENVIRONMENT_IS_NODE);return NODEFS.createNode(null,"/",NODEFS.getMode(mount.opts.root),0)}),createNode:(function(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var node=FS.createNode(parent,name,mode);node.node_ops=NODEFS.node_ops;node.stream_ops=NODEFS.stream_ops;return node}),getMode:(function(path){var stat;try{stat=fs.lstatSync(path);if(NODEFS.isWindows){stat.mode=stat.mode|(stat.mode&146)>>1}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return stat.mode}),realPath:(function(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join.apply(null,parts)}),flagsToPermissionStringMap:{0:"r",1:"r+",2:"r+",64:"r",65:"r+",66:"r+",129:"rx+",193:"rx+",514:"w+",577:"w",578:"w+",705:"wx",706:"wx+",1024:"a",1025:"a",1026:"a+",1089:"a",1090:"a+",1153:"ax",1154:"ax+",1217:"ax",1218:"ax+",4096:"rs",4098:"rs+"},flagsToPermissionString:(function(flags){if(flags in NODEFS.flagsToPermissionStringMap){return NODEFS.flagsToPermissionStringMap[flags]}else{return flags}}),node_ops:{getattr:(function(node){var path=NODEFS.realPath(node);var stat;try{stat=fs.lstatSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}if(NODEFS.isWindows&&!stat.blksize){stat.blksize=4096}if(NODEFS.isWindows&&!stat.blocks){stat.blocks=(stat.size+stat.blksize-1)/stat.blksize|0}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}}),setattr:(function(node,attr){var path=NODEFS.realPath(node);try{if(attr.mode!==undefined){fs.chmodSync(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);fs.utimesSync(path,date,date)}if(attr.size!==undefined){fs.truncateSync(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),lookup:(function(parent,name){var path=PATH.join2(NODEFS.realPath(parent),name);var mode=NODEFS.getMode(path);return NODEFS.createNode(parent,name,mode)}),mknod:(function(parent,name,mode,dev){var node=NODEFS.createNode(parent,name,mode,dev);var path=NODEFS.realPath(node);try{if(FS.isDir(node.mode)){fs.mkdirSync(path,node.mode)}else{fs.writeFileSync(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}return node}),rename:(function(oldNode,newDir,newName){var oldPath=NODEFS.realPath(oldNode);var newPath=PATH.join2(NODEFS.realPath(newDir),newName);try{fs.renameSync(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),unlink:(function(parent,name){var path=PATH.join2(NODEFS.realPath(parent),name);try{fs.unlinkSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),rmdir:(function(parent,name){var path=PATH.join2(NODEFS.realPath(parent),name);try{fs.rmdirSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),readdir:(function(node){var path=NODEFS.realPath(node);try{return fs.readdirSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),symlink:(function(parent,newName,oldPath){var newPath=PATH.join2(NODEFS.realPath(parent),newName);try{fs.symlinkSync(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),readlink:(function(node){var path=NODEFS.realPath(node);try{return fs.readlinkSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}})},stream_ops:{open:(function(stream){var path=NODEFS.realPath(stream.node);try{if(FS.isFile(stream.node.mode)){stream.nfd=fs.openSync(path,NODEFS.flagsToPermissionString(stream.flags))}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),close:(function(stream){try{if(FS.isFile(stream.node.mode)&&stream.nfd){fs.closeSync(stream.nfd)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(ERRNO_CODES[e.code])}}),read:(function(stream,buffer,offset,length,position){var nbuffer=new Buffer(length);var res;try{res=fs.readSync(stream.nfd,nbuffer,0,length,position)}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}if(res>0){for(var i=0;i<res;i++){buffer[offset+i]=nbuffer[i]}}return res}),write:(function(stream,buffer,offset,length,position){var nbuffer=new Buffer(buffer.subarray(offset,offset+length));var res;try{res=fs.writeSync(stream.nfd,nbuffer,0,length,position)}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}return res}),llseek:(function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=fs.fstatSync(stream.nfd);position+=stat.size}catch(e){throw new FS.ErrnoError(ERRNO_CODES[e.code])}}}if(position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}stream.position=position;return position})}};var _stdin=allocate(1,"i32*",ALLOC_STATIC);var _stdout=allocate(1,"i32*",ALLOC_STATIC);var _stderr=allocate(1,"i32*",ALLOC_STATIC);function _fflush(stream){}var FS={root:null,mounts:[],devices:[null],streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,trackingDelegate:{},tracking:{openFlags:{READ:1,WRITE:2}},ErrnoError:null,genericErrors:{},handleFSError:(function(e){if(!(e instanceof FS.ErrnoError))throw e+" : "+stackTrace();return ___setErrNo(e.errno)}),lookupPath:(function(path,opts){path=PATH.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(ERRNO_CODES.ELOOP)}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.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(ERRNO_CODES.ELOOP)}}}}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 err=FS.mayLookup(parent);if(err){throw new FS.ErrnoError(err,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){if(!FS.FSNode){FS.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});FS.FSNode.prototype={};var readMode=292|73;var writeMode=146;Object.defineProperties(FS.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)})}})}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,"rs":1052672,"r+":2,"w":577,"wx":705,"xw":705,"w+":578,"wx+":706,"xw+":706,"a":1089,"ax":1217,"xa":1217,"a+":1090,"ax+":1218,"xa+":1218},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 accmode=flag&2097155;var perms=["r","w","rw"][accmode];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 ERRNO_CODES.EACCES}else if(perms.indexOf("w")!==-1&&!(node.mode&146)){return ERRNO_CODES.EACCES}else if(perms.indexOf("x")!==-1&&!(node.mode&73)){return ERRNO_CODES.EACCES}return 0}),mayLookup:(function(dir){var err=FS.nodePermissions(dir,"x");if(err)return err;if(!dir.node_ops.lookup)return ERRNO_CODES.EACCES;return 0}),mayCreate:(function(dir,name){try{var node=FS.lookupNode(dir,name);return ERRNO_CODES.EEXIST}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 err=FS.nodePermissions(dir,"wx");if(err){return err}if(isdir){if(!FS.isDir(node.mode)){return ERRNO_CODES.ENOTDIR}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return ERRNO_CODES.EBUSY}}else{if(FS.isDir(node.mode)){return ERRNO_CODES.EISDIR}}return 0}),mayOpen:(function(node,flags){if(!node){return ERRNO_CODES.ENOENT}if(FS.isLink(node.mode)){return ERRNO_CODES.ELOOP}else if(FS.isDir(node.mode)){if((flags&2097155)!==0||flags&512){return ERRNO_CODES.EISDIR}}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(ERRNO_CODES.EMFILE)}),getStream:(function(fd){return FS.streams[fd]}),createStream:(function(stream,fd_start,fd_end){if(!FS.FSStream){FS.FSStream=(function(){});FS.FSStream.prototype={};Object.defineProperties(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}),getStreamFromPtr:(function(ptr){return FS.streams[ptr-1]}),getPtrForStream:(function(stream){return stream?stream.fd+1:0}),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(ERRNO_CODES.ESPIPE)})},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}var mounts=FS.getMounts(FS.root.mount);var completed=0;function done(err){if(err){if(!done.errored){done.errored=true;return callback(err)}return}if(++completed>=mounts.length){callback(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(ERRNO_CODES.EBUSY)}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(ERRNO_CODES.EBUSY)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(ERRNO_CODES.ENOTDIR)}}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(ERRNO_CODES.EINVAL)}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(ERRNO_CODES.EINVAL)}var err=FS.mayCreate(parent,name);if(err){throw new FS.ErrnoError(err)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}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)}),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.resolve(oldpath)){throw new FS.ErrnoError(ERRNO_CODES.ENOENT)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(ERRNO_CODES.ENOENT)}var newname=PATH.basename(newpath);var err=FS.mayCreate(parent,newname);if(err){throw new FS.ErrnoError(err)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}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;try{lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node}catch(e){throw new FS.ErrnoError(ERRNO_CODES.EBUSY)}if(!old_dir||!new_dir)throw new FS.ErrnoError(ERRNO_CODES.ENOENT);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(ERRNO_CODES.EXDEV)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}relative=PATH.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(ERRNO_CODES.ENOTEMPTY)}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 err=FS.mayDelete(old_dir,old_name,isdir);if(err){throw new FS.ErrnoError(err)}err=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(err){throw new FS.ErrnoError(err)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(ERRNO_CODES.EBUSY)}if(new_dir!==old_dir){err=FS.nodePermissions(old_dir,"w");if(err){throw new FS.ErrnoError(err)}}try{if(FS.trackingDelegate["willMovePath"]){FS.trackingDelegate["willMovePath"](old_path,new_path)}}catch(e){console.log("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){console.log("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 err=FS.mayDelete(parent,name,true);if(err){throw new FS.ErrnoError(err)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(ERRNO_CODES.EBUSY)}try{if(FS.trackingDelegate["willDeletePath"]){FS.trackingDelegate["willDeletePath"](path)}}catch(e){console.log("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){console.log("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(ERRNO_CODES.ENOTDIR)}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 err=FS.mayDelete(parent,name,false);if(err){if(err===ERRNO_CODES.EISDIR)err=ERRNO_CODES.EPERM;throw new FS.ErrnoError(err)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(ERRNO_CODES.EBUSY)}try{if(FS.trackingDelegate["willDeletePath"]){FS.trackingDelegate["willDeletePath"](path)}}catch(e){console.log("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){console.log("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(ERRNO_CODES.ENOENT)}if(!link.node_ops.readlink){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}return 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(ERRNO_CODES.ENOENT)}if(!node.node_ops.getattr){throw new FS.ErrnoError(ERRNO_CODES.EPERM)}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(ERRNO_CODES.EPERM)}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(ERRNO_CODES.EBADF)}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(ERRNO_CODES.EPERM)}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(ERRNO_CODES.EBADF)}FS.chown(stream.node,uid,gid)}),truncate:(function(path,len){if(len<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}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(ERRNO_CODES.EPERM)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(ERRNO_CODES.EISDIR)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var err=FS.nodePermissions(node,"w");if(err){throw new FS.ErrnoError(err)}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(ERRNO_CODES.EBADF)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}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(ERRNO_CODES.ENOENT)}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(ERRNO_CODES.EEXIST)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(ERRNO_CODES.ENOENT)}if(FS.isChrdev(node.mode)){flags&=~512}if(!created){var err=FS.mayOpen(node,flags);if(err){throw new FS.ErrnoError(err)}}if(flags&512){FS.truncate(node,0)}flags&=~(128|512);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;Module["printErr"]("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){console.log("FS.trackingDelegate['onOpenFile']('"+path+"', flags) threw an exception: "+e.message)}return stream}),close:(function(stream){try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}}),llseek:(function(stream,offset,whence){if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(ERRNO_CODES.ESPIPE)}return stream.stream_ops.llseek(stream,offset,whence)}),read:(function(stream,buffer,offset,length,position){if(length<0||position<0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(ERRNO_CODES.EBADF)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(ERRNO_CODES.EISDIR)}if(!stream.stream_ops.read){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}var seeking=true;if(typeof position==="undefined"){position=stream.position;seeking=false}else if(!stream.seekable){throw new FS.ErrnoError(ERRNO_CODES.ESPIPE)}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(ERRNO_CODES.EINVAL)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(ERRNO_CODES.EBADF)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(ERRNO_CODES.EISDIR)}if(!stream.stream_ops.write){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}if(stream.flags&1024){FS.llseek(stream,0,2)}var seeking=true;if(typeof position==="undefined"){position=stream.position;seeking=false}else if(!stream.seekable){throw new FS.ErrnoError(ERRNO_CODES.ESPIPE)}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){console.log("FS.trackingDelegate['onWriteToFile']('"+path+"') threw an exception: "+e.message)}return bytesWritten}),allocate:(function(stream,offset,length){if(offset<0||length<=0){throw new FS.ErrnoError(ERRNO_CODES.EINVAL)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(ERRNO_CODES.EBADF)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(node.mode)){throw new FS.ErrnoError(ERRNO_CODES.ENODEV)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(ERRNO_CODES.EOPNOTSUPP)}stream.stream_ops.allocate(stream,offset,length)}),mmap:(function(stream,buffer,offset,length,position,prot,flags){if((stream.flags&2097155)===1){throw new FS.ErrnoError(ERRNO_CODES.EACCES)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(ERRNO_CODES.ENODEV)}return stream.stream_ops.mmap(stream,buffer,offset,length,position,prot,flags)}),ioctl:(function(stream,cmd,arg){if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(ERRNO_CODES.ENOTTY)}return stream.stream_ops.ioctl(stream,cmd,arg)}),readFile:(function(path,opts){opts=opts||{};opts.flags=opts.flags||"r";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="";var utf8=new Runtime.UTF8Processor;for(var i=0;i<length;i++){ret+=utf8.processCChar(buf[i])}}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret}),writeFile:(function(path,data,opts){opts=opts||{};opts.flags=opts.flags||"w";opts.encoding=opts.encoding||"utf8";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var stream=FS.open(path,opts.flags,opts.mode);if(opts.encoding==="utf8"){var utf8=new Runtime.UTF8Processor;var buf=new Uint8Array(utf8.processJSString(data));FS.write(stream,buf,0,buf.length,0,opts.canOwn)}else if(opts.encoding==="binary"){FS.write(stream,data,0,data.length,0,opts.canOwn)}FS.close(stream)}),cwd:(function(){return FS.currentPath}),chdir:(function(path){var lookup=FS.lookupPath(path,{follow:true});if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(ERRNO_CODES.ENOTDIR)}var err=FS.nodePermissions(lookup.node,"x");if(err){throw new FS.ErrnoError(err)}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(){return 0})});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;if(typeof crypto!=="undefined"){var randomBuffer=new Uint8Array(1);random_device=(function(){crypto.getRandomValues(randomBuffer);return randomBuffer[0]})}else if(ENVIRONMENT_IS_NODE){random_device=(function(){return require("crypto").randomBytes(1)[0]})}else{random_device=(function(){return Math.random()*256|0})}FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")}),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","r");HEAP32[_stdin>>2]=FS.getPtrForStream(stdin);assert(stdin.fd===0,"invalid handle for stdin ("+stdin.fd+")");var stdout=FS.open("/dev/stdout","w");HEAP32[_stdout>>2]=FS.getPtrForStream(stdout);assert(stdout.fd===1,"invalid handle for stdout ("+stdout.fd+")");var stderr=FS.open("/dev/stderr","w");HEAP32[_stderr>>2]=FS.getPtrForStream(stderr);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]};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[ERRNO_CODES.ENOENT].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()}),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;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}),joinPath:(function(parts,forceRelative){var path=PATH.join.apply(null,parts);if(forceRelative&&path[0]=="/")path=path.substr(1);return path}),absolutePath:(function(relative,base){return PATH.resolve(base,relative)}),standardizePath:(function(path){return PATH.normalize(path)}),findObject:(function(path,dontResolveLastLink){var ret=FS.analyzePath(path,dontResolveLastLink);if(ret.exists){return ret.object}else{___setErrNo(ret.error);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}),createFolder:(function(parent,name,canRead,canWrite){var path=PATH.join2(typeof parent==="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.mkdir(path,mode)}),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,"w");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(ERRNO_CODES.EIO)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(ERRNO_CODES.EAGAIN)}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(ERRNO_CODES.EIO)}}if(length){stream.node.timestamp=Date.now()}return i})});return FS.mkdev(path,mode,dev)}),createLink:(function(parent,name,target,canRead,canWrite){var path=PATH.join2(typeof parent==="string"?parent:FS.getPath(parent),name);return FS.symlink(target,path)}),forceLoadFile:(function(obj){if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;var success=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(Module["read"]){try{obj.contents=intArrayFromString(Module["read"](obj.url),true);obj.usedBytes=obj.contents.length}catch(e){success=false}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}if(!success)___setErrNo(ERRNO_CODES.EIO);return success}),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 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]}));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.defineProperty(lazyArray,"length",{get:(function(){if(!this.lengthKnown){this.cacheLength()}return this._length})});Object.defineProperty(lazyArray,"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.defineProperty(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(){if(!FS.forceLoadFile(node)){throw new FS.ErrnoError(ERRNO_CODES.EIO)}return fn.apply(null,arguments)}}));stream_ops.read=function stream_ops_read(stream,buffer,offset,length,position){if(!FS.forceLoadFile(node)){throw new FS.ErrnoError(ERRNO_CODES.EIO)}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){Browser.init();var fullname=name?PATH.resolve(PATH.join2(parent,name)):parent;function processData(byteArray){function finish(byteArray){if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency("cp "+fullname)}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("cp "+fullname)}));handled=true}}));if(!handled)finish(byteArray)}addRunDependency("cp "+fullname);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(){console.log("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 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"/";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)}),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.resolve(from).substr(1);to=PATH.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("/")})};function _emscripten_set_main_loop_timing(mode,value){Browser.mainLoop.timingMode=mode;Browser.mainLoop.timingValue=value;if(!Browser.mainLoop.func){return 1}if(mode==0){Browser.mainLoop.scheduler=function Browser_mainLoop_scheduler(){setTimeout(Browser.mainLoop.runner,value)};Browser.mainLoop.method="timeout"}else if(mode==1){Browser.mainLoop.scheduler=function Browser_mainLoop_scheduler(){Browser.requestAnimationFrame(Browser.mainLoop.runner)};Browser.mainLoop.method="rAF"}return 0}function _emscripten_set_main_loop(func,fps,simulateInfiniteLoop,arg){Module["noExitRuntime"]=true;assert(!Browser.mainLoop.func,"emscripten_set_main_loop: there can only be one main loop function at once: call emscripten_cancel_main_loop to cancel the previous one before setting a new one with different parameters.");Browser.mainLoop.func=func;Browser.mainLoop.arg=arg;var thisMainLoopId=Browser.mainLoop.currentlyRunningMainloop;Browser.mainLoop.runner=function Browser_mainLoop_runner(){if(ABORT)return;if(Browser.mainLoop.queue.length>0){var start=Date.now();var blocker=Browser.mainLoop.queue.shift();blocker.func(blocker.arg);if(Browser.mainLoop.remainingBlockers){var remaining=Browser.mainLoop.remainingBlockers;var next=remaining%1==0?remaining-1:Math.floor(remaining);if(blocker.counted){Browser.mainLoop.remainingBlockers=next}else{next=next+.5;Browser.mainLoop.remainingBlockers=(8*remaining+next)/9}}console.log('main loop blocker "'+blocker.name+'" took '+(Date.now()-start)+" ms");Browser.mainLoop.updateStatus();setTimeout(Browser.mainLoop.runner,0);return}if(thisMainLoopId<Browser.mainLoop.currentlyRunningMainloop)return;Browser.mainLoop.currentFrameNumber=Browser.mainLoop.currentFrameNumber+1|0;if(Browser.mainLoop.timingMode==1&&Browser.mainLoop.timingValue>1&&Browser.mainLoop.currentFrameNumber%Browser.mainLoop.timingValue!=0){Browser.mainLoop.scheduler();return}if(Browser.mainLoop.method==="timeout"&&Module.ctx){Module.printErr("Looks like you are rendering without using requestAnimationFrame for the main loop. You should use 0 for the frame rate in emscripten_set_main_loop in order to use requestAnimationFrame, as that can greatly improve your frame rates!");Browser.mainLoop.method=""}Browser.mainLoop.runIter((function(){if(typeof arg!=="undefined"){Runtime.dynCall("vi",func,[arg])}else{Runtime.dynCall("v",func)}}));if(thisMainLoopId<Browser.mainLoop.currentlyRunningMainloop)return;if(typeof SDL==="object"&&SDL.audio&&SDL.audio.queueNewAudioData)SDL.audio.queueNewAudioData();Browser.mainLoop.scheduler()};if(fps&&fps>0)_emscripten_set_main_loop_timing(0,1e3/fps);else _emscripten_set_main_loop_timing(1,1);Browser.mainLoop.scheduler();if(simulateInfiniteLoop){throw"SimulateInfiniteLoop"}}var Browser={mainLoop:{scheduler:null,method:"",currentlyRunningMainloop:0,func:null,arg:0,timingMode:0,timingValue:0,currentFrameNumber:0,queue:[],pause:(function(){Browser.mainLoop.scheduler=null;Browser.mainLoop.currentlyRunningMainloop++}),resume:(function(){Browser.mainLoop.currentlyRunningMainloop++;var timingMode=Browser.mainLoop.timingMode;var timingValue=Browser.mainLoop.timingValue;var func=Browser.mainLoop.func;Browser.mainLoop.func=null;_emscripten_set_main_loop(func,0,false,Browser.mainLoop.arg);_emscripten_set_main_loop_timing(timingMode,timingValue)}),updateStatus:(function(){if(Module["setStatus"]){var message=Module["statusMessage"]||"Please wait...";var remaining=Browser.mainLoop.remainingBlockers;var expected=Browser.mainLoop.expectedBlockers;if(remaining){if(remaining<expected){Module["setStatus"](message+" ("+(expected-remaining)+"/"+expected+")")}else{Module["setStatus"](message)}}else{Module["setStatus"]("")}}}),runIter:(function(func){if(ABORT)return;if(Module["preMainLoop"]){var preRet=Module["preMainLoop"]();if(preRet===false){return}}try{func()}catch(e){if(e instanceof ExitStatus){return}else{if(e&&typeof e==="object"&&e.stack)Module.printErr("exception thrown: "+[e,e.stack]);throw e}}if(Module["postMainLoop"])Module["postMainLoop"]()})},isFullScreen:false,pointerLock:false,moduleContextCreatedCallbacks:[],workers:[],init:(function(){if(!Module["preloadPlugins"])Module["preloadPlugins"]=[];if(Browser.initted)return;Browser.initted=true;try{new Blob;Browser.hasBlobConstructor=true}catch(e){Browser.hasBlobConstructor=false;console.log("warning: no blob constructor, cannot create blobs with mimetypes")}Browser.BlobBuilder=typeof MozBlobBuilder!="undefined"?MozBlobBuilder:typeof WebKitBlobBuilder!="undefined"?WebKitBlobBuilder:!Browser.hasBlobConstructor?console.log("warning: no BlobBuilder"):null;Browser.URLObject=typeof window!="undefined"?window.URL?window.URL:window.webkitURL:undefined;if(!Module.noImageDecoding&&typeof Browser.URLObject==="undefined"){console.log("warning: Browser does not support creating object URLs. Built-in browser image decoding will not be available.");Module.noImageDecoding=true}var imagePlugin={};imagePlugin["canHandle"]=function imagePlugin_canHandle(name){return!Module.noImageDecoding&&/\.(jpg|jpeg|png|bmp)$/i.test(name)};imagePlugin["handle"]=function imagePlugin_handle(byteArray,name,onload,onerror){var b=null;if(Browser.hasBlobConstructor){try{b=new Blob([byteArray],{type:Browser.getMimetype(name)});if(b.size!==byteArray.length){b=new Blob([(new Uint8Array(byteArray)).buffer],{type:Browser.getMimetype(name)})}}catch(e){Runtime.warnOnce("Blob constructor present but fails: "+e+"; falling back to blob builder")}}if(!b){var bb=new Browser.BlobBuilder;bb.append((new Uint8Array(byteArray)).buffer);b=bb.getBlob()}var url=Browser.URLObject.createObjectURL(b);var img=new Image;img.onload=function img_onload(){assert(img.complete,"Image "+name+" could not be decoded");var canvas=document.createElement("canvas");canvas.width=img.width;canvas.height=img.height;var ctx=canvas.getContext("2d");ctx.drawImage(img,0,0);Module["preloadedImages"][name]=canvas;Browser.URLObject.revokeObjectURL(url);if(onload)onload(byteArray)};img.onerror=function img_onerror(event){console.log("Image "+url+" could not be decoded");if(onerror)onerror()};img.src=url};Module["preloadPlugins"].push(imagePlugin);var audioPlugin={};audioPlugin["canHandle"]=function audioPlugin_canHandle(name){return!Module.noAudioDecoding&&name.substr(-4)in{".ogg":1,".wav":1,".mp3":1}};audioPlugin["handle"]=function audioPlugin_handle(byteArray,name,onload,onerror){var done=false;function finish(audio){if(done)return;done=true;Module["preloadedAudios"][name]=audio;if(onload)onload(byteArray)}function fail(){if(done)return;done=true;Module["preloadedAudios"][name]=new Audio;if(onerror)onerror()}if(Browser.hasBlobConstructor){try{var b=new Blob([byteArray],{type:Browser.getMimetype(name)})}catch(e){return fail()}var url=Browser.URLObject.createObjectURL(b);var audio=new Audio;audio.addEventListener("canplaythrough",(function(){finish(audio)}),false);audio.onerror=function audio_onerror(event){if(done)return;console.log("warning: browser could not fully decode audio "+name+", trying slower base64 approach");function encode64(data){var BASE="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";var PAD="=";var ret="";var leftchar=0;var leftbits=0;for(var i=0;i<data.length;i++){leftchar=leftchar<<8|data[i];leftbits+=8;while(leftbits>=6){var curr=leftchar>>leftbits-6&63;leftbits-=6;ret+=BASE[curr]}}if(leftbits==2){ret+=BASE[(leftchar&3)<<4];ret+=PAD+PAD}else if(leftbits==4){ret+=BASE[(leftchar&15)<<2];ret+=PAD}return ret}audio.src="data:audio/x-"+name.substr(-3)+";base64,"+encode64(byteArray);finish(audio)};audio.src=url;Browser.safeSetTimeout((function(){finish(audio)}),1e4)}else{return fail()}};Module["preloadPlugins"].push(audioPlugin);var canvas=Module["canvas"];function pointerLockChange(){Browser.pointerLock=document["pointerLockElement"]===canvas||document["mozPointerLockElement"]===canvas||document["webkitPointerLockElement"]===canvas||document["msPointerLockElement"]===canvas}if(canvas){canvas.requestPointerLock=canvas["requestPointerLock"]||canvas["mozRequestPointerLock"]||canvas["webkitRequestPointerLock"]||canvas["msRequestPointerLock"]||(function(){});canvas.exitPointerLock=document["exitPointerLock"]||document["mozExitPointerLock"]||document["webkitExitPointerLock"]||document["msExitPointerLock"]||(function(){});canvas.exitPointerLock=canvas.exitPointerLock.bind(document);document.addEventListener("pointerlockchange",pointerLockChange,false);document.addEventListener("mozpointerlockchange",pointerLockChange,false);document.addEventListener("webkitpointerlockchange",pointerLockChange,false);document.addEventListener("mspointerlockchange",pointerLockChange,false);if(Module["elementPointerLock"]){canvas.addEventListener("click",(function(ev){if(!Browser.pointerLock&&canvas.requestPointerLock){canvas.requestPointerLock();ev.preventDefault()}}),false)}}}),createContext:(function(canvas,useWebGL,setInModule,webGLContextAttributes){if(useWebGL&&Module.ctx&&canvas==Module.canvas)return Module.ctx;var ctx;var contextHandle;if(useWebGL){var contextAttributes={antialias:false,alpha:false};if(webGLContextAttributes){for(var attribute in webGLContextAttributes){contextAttributes[attribute]=webGLContextAttributes[attribute]}}contextHandle=GL.createContext(canvas,contextAttributes);if(contextHandle){ctx=GL.getContext(contextHandle).GLctx}canvas.style.backgroundColor="black"}else{ctx=canvas.getContext("2d")}if(!ctx)return null;if(setInModule){if(!useWebGL)assert(typeof GLctx==="undefined","cannot set in module if GLctx is used, but we are a non-GL context that would replace it");Module.ctx=ctx;if(useWebGL)GL.makeContextCurrent(contextHandle);Module.useWebGL=useWebGL;Browser.moduleContextCreatedCallbacks.forEach((function(callback){callback()}));Browser.init()}return ctx}),destroyContext:(function(canvas,useWebGL,setInModule){}),fullScreenHandlersInstalled:false,lockPointer:undefined,resizeCanvas:undefined,requestFullScreen:(function(lockPointer,resizeCanvas){Browser.lockPointer=lockPointer;Browser.resizeCanvas=resizeCanvas;if(typeof Browser.lockPointer==="undefined")Browser.lockPointer=true;if(typeof Browser.resizeCanvas==="undefined")Browser.resizeCanvas=false;var canvas=Module["canvas"];function fullScreenChange(){Browser.isFullScreen=false;var canvasContainer=canvas.parentNode;if((document["webkitFullScreenElement"]||document["webkitFullscreenElement"]||document["mozFullScreenElement"]||document["mozFullscreenElement"]||document["fullScreenElement"]||document["fullscreenElement"]||document["msFullScreenElement"]||document["msFullscreenElement"]||document["webkitCurrentFullScreenElement"])===canvasContainer){canvas.cancelFullScreen=document["cancelFullScreen"]||document["mozCancelFullScreen"]||document["webkitCancelFullScreen"]||document["msExitFullscreen"]||document["exitFullscreen"]||(function(){});canvas.cancelFullScreen=canvas.cancelFullScreen.bind(document);if(Browser.lockPointer)canvas.requestPointerLock();Browser.isFullScreen=true;if(Browser.resizeCanvas)Browser.setFullScreenCanvasSize()}else{canvasContainer.parentNode.insertBefore(canvas,canvasContainer);canvasContainer.parentNode.removeChild(canvasContainer);if(Browser.resizeCanvas)Browser.setWindowedCanvasSize()}if(Module["onFullScreen"])Module["onFullScreen"](Browser.isFullScreen);Browser.updateCanvasDimensions(canvas)}if(!Browser.fullScreenHandlersInstalled){Browser.fullScreenHandlersInstalled=true;document.addEventListener("fullscreenchange",fullScreenChange,false);document.addEventListener("mozfullscreenchange",fullScreenChange,false);document.addEventListener("webkitfullscreenchange",fullScreenChange,false);document.addEventListener("MSFullscreenChange",fullScreenChange,false)}var canvasContainer=document.createElement("div");canvas.parentNode.insertBefore(canvasContainer,canvas);canvasContainer.appendChild(canvas);canvasContainer.requestFullScreen=canvasContainer["requestFullScreen"]||canvasContainer["mozRequestFullScreen"]||canvasContainer["msRequestFullscreen"]||(canvasContainer["webkitRequestFullScreen"]?(function(){canvasContainer["webkitRequestFullScreen"](Element["ALLOW_KEYBOARD_INPUT"])}):null);canvasContainer.requestFullScreen()}),nextRAF:0,fakeRequestAnimationFrame:(function(func){var now=Date.now();if(Browser.nextRAF===0){Browser.nextRAF=now+1e3/60}else{while(now+2>=Browser.nextRAF){Browser.nextRAF+=1e3/60}}var delay=Math.max(Browser.nextRAF-now,0);setTimeout(func,delay)}),requestAnimationFrame:function requestAnimationFrame(func){if(typeof window==="undefined"){Browser.fakeRequestAnimationFrame(func)}else{if(!window.requestAnimationFrame){window.requestAnimationFrame=window["requestAnimationFrame"]||window["mozRequestAnimationFrame"]||window["webkitRequestAnimationFrame"]||window["msRequestAnimationFrame"]||window["oRequestAnimationFrame"]||Browser.fakeRequestAnimationFrame}window.requestAnimationFrame(func)}},safeCallback:(function(func){return(function(){if(!ABORT)return func.apply(null,arguments)})}),safeRequestAnimationFrame:(function(func){return Browser.requestAnimationFrame((function(){if(!ABORT)func()}))}),safeSetTimeout:(function(func,timeout){Module["noExitRuntime"]=true;return setTimeout((function(){if(!ABORT)func()}),timeout)}),safeSetInterval:(function(func,timeout){Module["noExitRuntime"]=true;return setInterval((function(){if(!ABORT)func()}),timeout)}),getMimetype:(function(name){return{"jpg":"image/jpeg","jpeg":"image/jpeg","png":"image/png","bmp":"image/bmp","ogg":"audio/ogg","wav":"audio/wav","mp3":"audio/mpeg"}[name.substr(name.lastIndexOf(".")+1)]}),getUserMedia:(function(func){if(!window.getUserMedia){window.getUserMedia=navigator["getUserMedia"]||navigator["mozGetUserMedia"]}window.getUserMedia(func)}),getMovementX:(function(event){return event["movementX"]||event["mozMovementX"]||event["webkitMovementX"]||0}),getMovementY:(function(event){return event["movementY"]||event["mozMovementY"]||event["webkitMovementY"]||0}),getMouseWheelDelta:(function(event){var delta=0;switch(event.type){case"DOMMouseScroll":delta=event.detail;break;case"mousewheel":delta=event.wheelDelta;break;case"wheel":delta=event["deltaY"];break;default:throw"unrecognized mouse wheel event: "+event.type}return delta}),mouseX:0,mouseY:0,mouseMovementX:0,mouseMovementY:0,touches:{},lastTouches:{},calculateMouseEvent:(function(event){if(Browser.pointerLock){if(event.type!="mousemove"&&"mozMovementX"in event){Browser.mouseMovementX=Browser.mouseMovementY=0}else{Browser.mouseMovementX=Browser.getMovementX(event);Browser.mouseMovementY=Browser.getMovementY(event)}if(typeof SDL!="undefined"){Browser.mouseX=SDL.mouseX+Browser.mouseMovementX;Browser.mouseY=SDL.mouseY+Browser.mouseMovementY}else{Browser.mouseX+=Browser.mouseMovementX;Browser.mouseY+=Browser.mouseMovementY}}else{var rect=Module["canvas"].getBoundingClientRect();var cw=Module["canvas"].width;var ch=Module["canvas"].height;var scrollX=typeof window.scrollX!=="undefined"?window.scrollX:window.pageXOffset;var scrollY=typeof window.scrollY!=="undefined"?window.scrollY:window.pageYOffset;if(event.type==="touchstart"||event.type==="touchend"||event.type==="touchmove"){var touch=event.touch;if(touch===undefined){return}var adjustedX=touch.pageX-(scrollX+rect.left);var adjustedY=touch.pageY-(scrollY+rect.top);adjustedX=adjustedX*(cw/rect.width);adjustedY=adjustedY*(ch/rect.height);var coords={x:adjustedX,y:adjustedY};if(event.type==="touchstart"){Browser.lastTouches[touch.identifier]=coords;Browser.touches[touch.identifier]=coords}else if(event.type==="touchend"||event.type==="touchmove"){Browser.lastTouches[touch.identifier]=Browser.touches[touch.identifier];Browser.touches[touch.identifier]={x:adjustedX,y:adjustedY}}return}var x=event.pageX-(scrollX+rect.left);var y=event.pageY-(scrollY+rect.top);x=x*(cw/rect.width);y=y*(ch/rect.height);Browser.mouseMovementX=x-Browser.mouseX;Browser.mouseMovementY=y-Browser.mouseY;Browser.mouseX=x;Browser.mouseY=y}}),xhrLoad:(function(url,onload,onerror){var xhr=new XMLHttpRequest;xhr.open("GET",url,true);xhr.responseType="arraybuffer";xhr.onload=function xhr_onload(){if(xhr.status==200||xhr.status==0&&xhr.response){onload(xhr.response)}else{onerror()}};xhr.onerror=onerror;xhr.send(null)}),asyncLoad:(function(url,onload,onerror,noRunDep){Browser.xhrLoad(url,(function(arrayBuffer){assert(arrayBuffer,'Loading data file "'+url+'" failed (no arrayBuffer).');onload(new Uint8Array(arrayBuffer));if(!noRunDep)removeRunDependency("al "+url)}),(function(event){if(onerror){onerror()}else{throw'Loading data file "'+url+'" failed.'}}));if(!noRunDep)addRunDependency("al "+url)}),resizeListeners:[],updateResizeListeners:(function(){var canvas=Module["canvas"];Browser.resizeListeners.forEach((function(listener){listener(canvas.width,canvas.height)}))}),setCanvasSize:(function(width,height,noUpdates){var canvas=Module["canvas"];Browser.updateCanvasDimensions(canvas,width,height);if(!noUpdates)Browser.updateResizeListeners()}),windowedWidth:0,windowedHeight:0,setFullScreenCanvasSize:(function(){if(typeof SDL!="undefined"){var flags=HEAPU32[SDL.screen+Runtime.QUANTUM_SIZE*0>>2];flags=flags|8388608;HEAP32[SDL.screen+Runtime.QUANTUM_SIZE*0>>2]=flags}Browser.updateResizeListeners()}),setWindowedCanvasSize:(function(){if(typeof SDL!="undefined"){var flags=HEAPU32[SDL.screen+Runtime.QUANTUM_SIZE*0>>2];flags=flags&~8388608;HEAP32[SDL.screen+Runtime.QUANTUM_SIZE*0>>2]=flags}Browser.updateResizeListeners()}),updateCanvasDimensions:(function(canvas,wNative,hNative){if(wNative&&hNative){canvas.widthNative=wNative;canvas.heightNative=hNative}else{wNative=canvas.widthNative;hNative=canvas.heightNative}var w=wNative;var h=hNative;if(Module["forcedAspectRatio"]&&Module["forcedAspectRatio"]>0){if(w/h<Module["forcedAspectRatio"]){w=Math.round(h*Module["forcedAspectRatio"])}else{h=Math.round(w/Module["forcedAspectRatio"])}}if((document["webkitFullScreenElement"]||document["webkitFullscreenElement"]||document["mozFullScreenElement"]||document["mozFullscreenElement"]||document["fullScreenElement"]||document["fullscreenElement"]||document["msFullScreenElement"]||document["msFullscreenElement"]||document["webkitCurrentFullScreenElement"])===canvas.parentNode&&typeof screen!="undefined"){var factor=Math.min(screen.width/w,screen.height/h);w=Math.round(w*factor);h=Math.round(h*factor)}if(Browser.resizeCanvas){if(canvas.width!=w)canvas.width=w;if(canvas.height!=h)canvas.height=h;if(typeof canvas.style!="undefined"){canvas.style.removeProperty("width");canvas.style.removeProperty("height")}}else{if(canvas.width!=wNative)canvas.width=wNative;if(canvas.height!=hNative)canvas.height=hNative;if(typeof canvas.style!="undefined"){if(w!=wNative||h!=hNative){canvas.style.setProperty("width",w+"px","important");canvas.style.setProperty("height",h+"px","important")}else{canvas.style.removeProperty("width");canvas.style.removeProperty("height")}}}}),wgetRequests:{},nextWgetRequestHandle:0,getNextWgetRequestHandle:(function(){var handle=Browser.nextWgetRequestHandle;Browser.nextWgetRequestHandle++;return handle})};function _sbrk(bytes){var self=_sbrk;if(!self.called){DYNAMICTOP=alignMemoryPage(DYNAMICTOP);self.called=true;assert(Runtime.dynamicAlloc);self.alloc=Runtime.dynamicAlloc;Runtime.dynamicAlloc=(function(){abort("cannot dynamically allocate, sbrk now has control")})}var ret=DYNAMICTOP;if(bytes!=0)self.alloc(bytes);return ret}function _time(ptr){var ret=Date.now()/1e3|0;if(ptr){HEAP32[ptr>>2]=ret}return ret}Module["_strlen"]=_strlen;var _sin=Math_sin;___errno_state=Runtime.staticAlloc(4);HEAP32[___errno_state>>2]=0;Module["requestFullScreen"]=function Module_requestFullScreen(lockPointer,resizeCanvas){Browser.requestFullScreen(lockPointer,resizeCanvas)};Module["requestAnimationFrame"]=function Module_requestAnimationFrame(func){Browser.requestAnimationFrame(func)};Module["setCanvasSize"]=function Module_setCanvasSize(width,height,noUpdates){Browser.setCanvasSize(width,height,noUpdates)};Module["pauseMainLoop"]=function Module_pauseMainLoop(){Browser.mainLoop.pause()};Module["resumeMainLoop"]=function Module_resumeMainLoop(){Browser.mainLoop.resume()};Module["getUserMedia"]=function Module_getUserMedia(){Browser.getUserMedia()};FS.staticInit();__ATINIT__.unshift({func:(function(){if(!Module["noFSInit"]&&!FS.init.initialized)FS.init()})});__ATMAIN__.push({func:(function(){FS.ignorePermissions=false})});__ATEXIT__.push({func:(function(){FS.quit()})});Module["FS_createFolder"]=FS.createFolder;Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createLink"]=FS.createLink;Module["FS_createDevice"]=FS.createDevice;__ATINIT__.unshift({func:(function(){TTY.init()})});__ATEXIT__.push({func:(function(){TTY.shutdown()})});TTY.utf8=new Runtime.UTF8Processor;if(ENVIRONMENT_IS_NODE){var fs=require("fs");NODEFS.staticInit()}STACK_BASE=STACKTOP=Runtime.alignMemory(STATICTOP);staticSealed=true;STACK_MAX=STACK_BASE+TOTAL_STACK;DYNAMIC_BASE=DYNAMICTOP=Runtime.alignMemory(STACK_MAX);assert(DYNAMIC_BASE<TOTAL_MEMORY,"TOTAL_MEMORY not big enough for stack");Module.asmGlobalArg={"Math":Math,"Int8Array":Int8Array,"Int16Array":Int16Array,"Int32Array":Int32Array,"Uint8Array":Uint8Array,"Uint16Array":Uint16Array,"Uint32Array":Uint32Array,"Float32Array":Float32Array,"Float64Array":Float64Array};Module.asmLibraryArg={"abort":abort,"assert":assert,"min":Math_min,"_sin":_sin,"_fflush":_fflush,"_cos":_cos,"_sysconf":_sysconf,"_abort":_abort,"___setErrNo":___setErrNo,"_llvm_stacksave":_llvm_stacksave,"_sbrk":_sbrk,"_time":_time,"_emscripten_set_main_loop_timing":_emscripten_set_main_loop_timing,"_emscripten_memcpy_big":_emscripten_memcpy_big,"_llvm_stackrestore":_llvm_stackrestore,"_emscripten_set_main_loop":_emscripten_set_main_loop,"___errno_location":___errno_location,"STACKTOP":STACKTOP,"STACK_MAX":STACK_MAX,"tempDoublePtr":tempDoublePtr,"ABORT":ABORT,"NaN":NaN,"Infinity":Infinity};// EMSCRIPTEN_START_ASM
+var asm=(function(global,env,buffer) {
+"use asm";var a=new global.Int8Array(buffer);var b=new global.Int16Array(buffer);var c=new global.Int32Array(buffer);var d=new global.Uint8Array(buffer);var e=new global.Uint16Array(buffer);var f=new global.Uint32Array(buffer);var g=new global.Float32Array(buffer);var h=new global.Float64Array(buffer);var i=env.STACKTOP|0;var j=env.STACK_MAX|0;var k=env.tempDoublePtr|0;var l=env.ABORT|0;var m=0;var n=0;var o=0;var p=0;var q=+env.NaN,r=+env.Infinity;var s=0,t=0,u=0,v=0,w=0.0,x=0,y=0,z=0,A=0.0;var B=0;var C=0;var D=0;var E=0;var F=0;var G=0;var H=0;var I=0;var J=0;var K=0;var L=global.Math.floor;var M=global.Math.abs;var N=global.Math.sqrt;var O=global.Math.pow;var P=global.Math.cos;var Q=global.Math.sin;var R=global.Math.tan;var S=global.Math.acos;var T=global.Math.asin;var U=global.Math.atan;var V=global.Math.atan2;var W=global.Math.exp;var X=global.Math.log;var Y=global.Math.ceil;var Z=global.Math.imul;var _=env.abort;var $=env.assert;var aa=env.min;var ba=env._sin;var ca=env._fflush;var da=env._cos;var ea=env._sysconf;var fa=env._abort;var ga=env.___setErrNo;var ha=env._llvm_stacksave;var ia=env._sbrk;var ja=env._time;var ka=env._emscripten_set_main_loop_timing;var la=env._emscripten_memcpy_big;var ma=env._llvm_stackrestore;var na=env._emscripten_set_main_loop;var oa=env.___errno_location;var pa=0.0;
+// EMSCRIPTEN_START_FUNCS
+function qa(a){a=a|0;var b=0;b=i;i=i+a|0;i=i+15&-16;return b|0}function ra(){return i|0}function sa(a){a=a|0;i=a}function ta(a,b){a=a|0;b=b|0;if(!m){m=a;n=b}}function ua(b){b=b|0;a[k>>0]=a[b>>0];a[k+1>>0]=a[b+1>>0];a[k+2>>0]=a[b+2>>0];a[k+3>>0]=a[b+3>>0]}function va(b){b=b|0;a[k>>0]=a[b>>0];a[k+1>>0]=a[b+1>>0];a[k+2>>0]=a[b+2>>0];a[k+3>>0]=a[b+3>>0];a[k+4>>0]=a[b+4>>0];a[k+5>>0]=a[b+5>>0];a[k+6>>0]=a[b+6>>0];a[k+7>>0]=a[b+7>>0]}function wa(a){a=a|0;B=a}function xa(){return B|0}function ya(a,b,d,e,f,g){a=a|0;b=b|0;d=d|0;e=e|0;f=f|0;g=g|0;var j=0.0,k=0,l=0,m=0.0,n=0,o=0.0,p=0.0,q=0,r=0.0,s=0.0,t=0.0,u=0.0,v=0,w=0,x=0.0,y=0.0,z=0.0,A=0,B=0,C=0,D=0.0,E=0.0,F=0.0;k=i;if((d|0)==0|(f|0)==0|(g|0)==0|a>>>0<2){i=k;return}if(a+ -1&a){i=k;return}l=(b|0)!=0;C=0;while(1)if(!(1<<C&a))C=C+1|0;else break;m=l?-6.283185307179586:6.283185307179586;b=ha()|0;q=i;i=i+((4*a|0)+15&-16)|0;n=(a|0)==0;do if(!n){if(!C){Ca(q|0,0,a<<2|0)|0;break}else w=0;do{B=0;v=0;A=w;while(1){v=v<<1|A&1;B=B+1|0;if((B|0)==(C|0))break;else A=A>>>1}c[q+(w<<2)>>2]=v;w=w+1|0}while((w|0)!=(a|0))}while(0);if(!e)if(n){v=1;d=2}else{e=0;do{C=c[q+(e<<2)>>2]|0;h[f+(C<<3)>>3]=+h[d+(e<<3)>>3];h[g+(C<<3)>>3]=0.0;e=e+1|0}while((e|0)!=(a|0));v=1;d=2}else if(n){v=1;d=2}else{v=0;do{C=c[q+(v<<2)>>2]|0;h[f+(C<<3)>>3]=+h[d+(v<<3)>>3];h[g+(C<<3)>>3]=+h[e+(v<<3)>>3];v=v+1|0}while((v|0)!=(a|0));v=1;d=2}while(1){s=m/+(d>>>0);r=s*-2.0;t=-+Q(+r);u=-+Q(+-s);r=+P(+r);s=+P(+s);x=s*2.0;a:do if(!n){if(!v){e=0;while(1){e=e+d|0;if(e>>>0>=a>>>0)break a}}else{w=0;q=v}while(1){o=u;z=t;p=s;y=r;e=w;while(1){y=x*p-y;z=x*o-z;A=e+v|0;C=f+(A<<3)|0;F=+h[C>>3];A=g+(A<<3)|0;D=+h[A>>3];E=y*F-z*D;D=z*F+y*D;B=f+(e<<3)|0;h[C>>3]=+h[B>>3]-E;C=g+(e<<3)|0;h[A>>3]=+h[C>>3]-D;h[B>>3]=E+ +h[B>>3];h[C>>3]=D+ +h[C>>3];e=e+1|0;if((e|0)==(q|0))break;else{E=p;F=o;o=z;p=y;y=E;z=F}}w=w+d|0;if(w>>>0>=a>>>0)break;else q=q+d|0}}while(0);e=d<<1;if(e>>>0>a>>>0)break;else{v=d;d=e}}if(l?(j=+(a>>>0),!n):0){l=0;do{C=f+(l<<3)|0;h[C>>3]=+h[C>>3]/j;C=g+(l<<3)|0;h[C>>3]=+h[C>>3]/j;l=l+1|0}while((l|0)!=(a|0))}ma(b|0);i=k;return}function za(a){a=a|0;var b=0,d=0,e=0,f=0,g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0,x=0,y=0,z=0,A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0;b=i;do if(a>>>0<245){if(a>>>0<11)a=16;else a=a+11&-8;v=a>>>3;p=c[2]|0;w=p>>>v;if(w&3){h=(w&1^1)+v|0;g=h<<1;e=48+(g<<2)|0;g=48+(g+2<<2)|0;j=c[g>>2]|0;d=j+8|0;f=c[d>>2]|0;do if((e|0)!=(f|0)){if(f>>>0<(c[6]|0)>>>0)fa();k=f+12|0;if((c[k>>2]|0)==(j|0)){c[k>>2]=e;c[g>>2]=f;break}else fa()}else c[2]=p&~(1<<h);while(0);H=h<<3;c[j+4>>2]=H|3;H=j+(H|4)|0;c[H>>2]=c[H>>2]|1;H=d;i=b;return H|0}if(a>>>0>(c[4]|0)>>>0){if(w){h=2<<v;h=w<<v&(h|0-h);h=(h&0-h)+ -1|0;d=h>>>12&16;h=h>>>d;f=h>>>5&8;h=h>>>f;g=h>>>2&4;h=h>>>g;e=h>>>1&2;h=h>>>e;j=h>>>1&1;j=(f|d|g|e|j)+(h>>>j)|0;h=j<<1;e=48+(h<<2)|0;h=48+(h+2<<2)|0;g=c[h>>2]|0;d=g+8|0;f=c[d>>2]|0;do if((e|0)!=(f|0)){if(f>>>0<(c[6]|0)>>>0)fa();k=f+12|0;if((c[k>>2]|0)==(g|0)){c[k>>2]=e;c[h>>2]=f;break}else fa()}else c[2]=p&~(1<<j);while(0);h=j<<3;f=h-a|0;c[g+4>>2]=a|3;e=g+a|0;c[g+(a|4)>>2]=f|1;c[g+h>>2]=f;h=c[4]|0;if(h){g=c[7]|0;k=h>>>3;j=k<<1;h=48+(j<<2)|0;l=c[2]|0;k=1<<k;if(l&k){j=48+(j+2<<2)|0;k=c[j>>2]|0;if(k>>>0<(c[6]|0)>>>0)fa();else{D=j;C=k}}else{c[2]=l|k;D=48+(j+2<<2)|0;C=h}c[D>>2]=g;c[C+12>>2]=g;c[g+8>>2]=C;c[g+12>>2]=h}c[4]=f;c[7]=e;H=d;i=b;return H|0}p=c[3]|0;if(p){e=(p&0-p)+ -1|0;G=e>>>12&16;e=e>>>G;F=e>>>5&8;e=e>>>F;H=e>>>2&4;e=e>>>H;f=e>>>1&2;e=e>>>f;d=e>>>1&1;d=c[312+((F|G|H|f|d)+(e>>>d)<<2)>>2]|0;e=(c[d+4>>2]&-8)-a|0;f=d;while(1){g=c[f+16>>2]|0;if(!g){g=c[f+20>>2]|0;if(!g)break}f=(c[g+4>>2]&-8)-a|0;H=f>>>0<e>>>0;e=H?f:e;f=g;d=H?g:d}h=c[6]|0;if(d>>>0<h>>>0)fa();f=d+a|0;if(d>>>0>=f>>>0)fa();g=c[d+24>>2]|0;k=c[d+12>>2]|0;do if((k|0)==(d|0)){k=d+20|0;j=c[k>>2]|0;if(!j){k=d+16|0;j=c[k>>2]|0;if(!j){B=0;break}}while(1){l=j+20|0;m=c[l>>2]|0;if(m){j=m;k=l;continue}m=j+16|0;l=c[m>>2]|0;if(!l)break;else{j=l;k=m}}if(k>>>0<h>>>0)fa();else{c[k>>2]=0;B=j;break}}else{j=c[d+8>>2]|0;if(j>>>0<h>>>0)fa();h=j+12|0;if((c[h>>2]|0)!=(d|0))fa();l=k+8|0;if((c[l>>2]|0)==(d|0)){c[h>>2]=k;c[l>>2]=j;B=k;break}else fa()}while(0);do if(g){h=c[d+28>>2]|0;j=312+(h<<2)|0;if((d|0)==(c[j>>2]|0)){c[j>>2]=B;if(!B){c[3]=c[3]&~(1<<h);break}}else{if(g>>>0<(c[6]|0)>>>0)fa();h=g+16|0;if((c[h>>2]|0)==(d|0))c[h>>2]=B;else c[g+20>>2]=B;if(!B)break}if(B>>>0<(c[6]|0)>>>0)fa();c[B+24>>2]=g;g=c[d+16>>2]|0;do if(g)if(g>>>0<(c[6]|0)>>>0)fa();else{c[B+16>>2]=g;c[g+24>>2]=B;break}while(0);g=c[d+20>>2]|0;if(g)if(g>>>0<(c[6]|0)>>>0)fa();else{c[B+20>>2]=g;c[g+24>>2]=B;break}}while(0);if(e>>>0<16){H=e+a|0;c[d+4>>2]=H|3;H=d+(H+4)|0;c[H>>2]=c[H>>2]|1}else{c[d+4>>2]=a|3;c[d+(a|4)>>2]=e|1;c[d+(e+a)>>2]=e;h=c[4]|0;if(h){g=c[7]|0;l=h>>>3;j=l<<1;h=48+(j<<2)|0;k=c[2]|0;l=1<<l;if(k&l){j=48+(j+2<<2)|0;k=c[j>>2]|0;if(k>>>0<(c[6]|0)>>>0)fa();else{A=j;z=k}}else{c[2]=k|l;A=48+(j+2<<2)|0;z=h}c[A>>2]=g;c[z+12>>2]=g;c[g+8>>2]=z;c[g+12>>2]=h}c[4]=e;c[7]=f}H=d+8|0;i=b;return H|0}}}else if(a>>>0<=4294967231){z=a+11|0;a=z&-8;B=c[3]|0;if(B){A=0-a|0;z=z>>>8;if(z)if(a>>>0>16777215)C=31;else{G=(z+1048320|0)>>>16&8;H=z<<G;F=(H+520192|0)>>>16&4;H=H<<F;C=(H+245760|0)>>>16&2;C=14-(F|G|C)+(H<<C>>>15)|0;C=a>>>(C+7|0)&1|C<<1}else C=0;D=c[312+(C<<2)>>2]|0;a:do if(!D){F=0;z=0}else{if((C|0)==31)z=0;else z=25-(C>>>1)|0;F=0;E=a<<z;z=0;while(1){H=c[D+4>>2]&-8;G=H-a|0;if(G>>>0<A>>>0)if((H|0)==(a|0)){A=G;F=D;z=D;break a}else{A=G;z=D}H=c[D+20>>2]|0;D=c[D+(E>>>31<<2)+16>>2]|0;F=(H|0)==0|(H|0)==(D|0)?F:H;if(!D)break;else E=E<<1}}while(0);if((F|0)==0&(z|0)==0){H=2<<C;B=B&(H|0-H);if(!B)break;H=(B&0-B)+ -1|0;D=H>>>12&16;H=H>>>D;C=H>>>5&8;H=H>>>C;E=H>>>2&4;H=H>>>E;G=H>>>1&2;H=H>>>G;F=H>>>1&1;F=c[312+((C|D|E|G|F)+(H>>>F)<<2)>>2]|0}if(F)while(1){H=(c[F+4>>2]&-8)-a|0;B=H>>>0<A>>>0;A=B?H:A;z=B?F:z;B=c[F+16>>2]|0;if(B){F=B;continue}F=c[F+20>>2]|0;if(!F)break}if((z|0)!=0?A>>>0<((c[4]|0)-a|0)>>>0:0){f=c[6]|0;if(z>>>0<f>>>0)fa();d=z+a|0;if(z>>>0>=d>>>0)fa();e=c[z+24>>2]|0;h=c[z+12>>2]|0;do if((h|0)==(z|0)){h=z+20|0;g=c[h>>2]|0;if(!g){h=z+16|0;g=c[h>>2]|0;if(!g){x=0;break}}while(1){j=g+20|0;k=c[j>>2]|0;if(k){g=k;h=j;continue}j=g+16|0;k=c[j>>2]|0;if(!k)break;else{g=k;h=j}}if(h>>>0<f>>>0)fa();else{c[h>>2]=0;x=g;break}}else{g=c[z+8>>2]|0;if(g>>>0<f>>>0)fa();f=g+12|0;if((c[f>>2]|0)!=(z|0))fa();j=h+8|0;if((c[j>>2]|0)==(z|0)){c[f>>2]=h;c[j>>2]=g;x=h;break}else fa()}while(0);do if(e){g=c[z+28>>2]|0;f=312+(g<<2)|0;if((z|0)==(c[f>>2]|0)){c[f>>2]=x;if(!x){c[3]=c[3]&~(1<<g);break}}else{if(e>>>0<(c[6]|0)>>>0)fa();f=e+16|0;if((c[f>>2]|0)==(z|0))c[f>>2]=x;else c[e+20>>2]=x;if(!x)break}if(x>>>0<(c[6]|0)>>>0)fa();c[x+24>>2]=e;e=c[z+16>>2]|0;do if(e)if(e>>>0<(c[6]|0)>>>0)fa();else{c[x+16>>2]=e;c[e+24>>2]=x;break}while(0);e=c[z+20>>2]|0;if(e)if(e>>>0<(c[6]|0)>>>0)fa();else{c[x+20>>2]=e;c[e+24>>2]=x;break}}while(0);b:do if(A>>>0>=16){c[z+4>>2]=a|3;c[z+(a|4)>>2]=A|1;c[z+(A+a)>>2]=A;f=A>>>3;if(A>>>0<256){h=f<<1;e=48+(h<<2)|0;g=c[2]|0;f=1<<f;do if(!(g&f)){c[2]=g|f;w=48+(h+2<<2)|0;v=e}else{f=48+(h+2<<2)|0;g=c[f>>2]|0;if(g>>>0>=(c[6]|0)>>>0){w=f;v=g;break}fa()}while(0);c[w>>2]=d;c[v+12>>2]=d;c[z+(a+8)>>2]=v;c[z+(a+12)>>2]=e;break}e=A>>>8;if(e)if(A>>>0>16777215)e=31;else{G=(e+1048320|0)>>>16&8;H=e<<G;F=(H+520192|0)>>>16&4;H=H<<F;e=(H+245760|0)>>>16&2;e=14-(F|G|e)+(H<<e>>>15)|0;e=A>>>(e+7|0)&1|e<<1}else e=0;f=312+(e<<2)|0;c[z+(a+28)>>2]=e;c[z+(a+20)>>2]=0;c[z+(a+16)>>2]=0;h=c[3]|0;g=1<<e;if(!(h&g)){c[3]=h|g;c[f>>2]=d;c[z+(a+24)>>2]=f;c[z+(a+12)>>2]=d;c[z+(a+8)>>2]=d;break}f=c[f>>2]|0;if((e|0)==31)e=0;else e=25-(e>>>1)|0;c:do if((c[f+4>>2]&-8|0)!=(A|0)){e=A<<e;while(1){g=f+(e>>>31<<2)+16|0;h=c[g>>2]|0;if(!h)break;if((c[h+4>>2]&-8|0)==(A|0)){p=h;break c}else{e=e<<1;f=h}}if(g>>>0<(c[6]|0)>>>0)fa();else{c[g>>2]=d;c[z+(a+24)>>2]=f;c[z+(a+12)>>2]=d;c[z+(a+8)>>2]=d;break b}}else p=f;while(0);f=p+8|0;e=c[f>>2]|0;g=c[6]|0;if(p>>>0<g>>>0)fa();if(e>>>0<g>>>0)fa();else{c[e+12>>2]=d;c[f>>2]=d;c[z+(a+8)>>2]=e;c[z+(a+12)>>2]=p;c[z+(a+24)>>2]=0;break}}else{H=A+a|0;c[z+4>>2]=H|3;H=z+(H+4)|0;c[H>>2]=c[H>>2]|1}while(0);H=z+8|0;i=b;return H|0}}}else a=-1;while(0);p=c[4]|0;if(a>>>0<=p>>>0){e=p-a|0;d=c[7]|0;if(e>>>0>15){c[7]=d+a;c[4]=e;c[d+(a+4)>>2]=e|1;c[d+p>>2]=e;c[d+4>>2]=a|3}else{c[4]=0;c[7]=0;c[d+4>>2]=p|3;H=d+(p+4)|0;c[H>>2]=c[H>>2]|1}H=d+8|0;i=b;return H|0}p=c[5]|0;if(a>>>0<p>>>0){G=p-a|0;c[5]=G;H=c[8]|0;c[8]=H+a;c[H+(a+4)>>2]=G|1;c[H+4>>2]=a|3;H=H+8|0;i=b;return H|0}do if(!(c[120]|0)){p=ea(30)|0;if(!(p+ -1&p)){c[122]=p;c[121]=p;c[123]=-1;c[124]=-1;c[125]=0;c[113]=0;c[120]=(ja(0)|0)&-16^1431655768;break}else fa()}while(0);w=a+48|0;p=c[122]|0;x=a+47|0;z=p+x|0;p=0-p|0;v=z&p;if(v>>>0<=a>>>0){H=0;i=b;return H|0}A=c[112]|0;if((A|0)!=0?(G=c[110]|0,H=G+v|0,H>>>0<=G>>>0|H>>>0>A>>>0):0){H=0;i=b;return H|0}d:do if(!(c[113]&4)){B=c[8]|0;e:do if(B){A=456|0;while(1){C=c[A>>2]|0;if(C>>>0<=B>>>0?(y=A+4|0,(C+(c[y>>2]|0)|0)>>>0>B>>>0):0)break;A=c[A+8>>2]|0;if(!A){o=182;break e}}if(A){B=z-(c[5]|0)&p;if(B>>>0<2147483647){p=ia(B|0)|0;A=(p|0)==((c[A>>2]|0)+(c[y>>2]|0)|0);y=p;z=B;p=A?p:-1;A=A?B:0;o=191}else A=0}else o=182}else o=182;while(0);do if((o|0)==182){p=ia(0)|0;if((p|0)!=(-1|0)){z=p;A=c[121]|0;y=A+ -1|0;if(!(y&z))A=v;else A=v-z+(y+z&0-A)|0;y=c[110]|0;z=y+A|0;if(A>>>0>a>>>0&A>>>0<2147483647){H=c[112]|0;if((H|0)!=0?z>>>0<=y>>>0|z>>>0>H>>>0:0){A=0;break}y=ia(A|0)|0;o=(y|0)==(p|0);z=A;p=o?p:-1;A=o?A:0;o=191}else A=0}else A=0}while(0);f:do if((o|0)==191){o=0-z|0;if((p|0)!=(-1|0)){q=A;o=202;break d}do if((y|0)!=(-1|0)&z>>>0<2147483647&z>>>0<w>>>0?(u=c[122]|0,u=x-z+u&0-u,u>>>0<2147483647):0)if((ia(u|0)|0)==(-1|0)){ia(o|0)|0;break f}else{z=u+z|0;break}while(0);if((y|0)!=(-1|0)){p=y;q=z;o=202;break d}}while(0);c[113]=c[113]|4;o=199}else{A=0;o=199}while(0);if((((o|0)==199?v>>>0<2147483647:0)?(t=ia(v|0)|0,s=ia(0)|0,(s|0)!=(-1|0)&(t|0)!=(-1|0)&t>>>0<s>>>0):0)?(r=s-t|0,q=r>>>0>(a+40|0)>>>0,q):0){p=t;q=q?r:A;o=202}if((o|0)==202){r=(c[110]|0)+q|0;c[110]=r;if(r>>>0>(c[111]|0)>>>0)c[111]=r;r=c[8]|0;g:do if(r){v=456|0;while(1){t=c[v>>2]|0;u=v+4|0;s=c[u>>2]|0;if((p|0)==(t+s|0)){o=214;break}w=c[v+8>>2]|0;if(!w)break;else v=w}if(((o|0)==214?(c[v+12>>2]&8|0)==0:0)?r>>>0>=t>>>0&r>>>0<p>>>0:0){c[u>>2]=s+q;d=(c[5]|0)+q|0;e=r+8|0;if(!(e&7))e=0;else e=0-e&7;H=d-e|0;c[8]=r+e;c[5]=H;c[r+(e+4)>>2]=H|1;c[r+(d+4)>>2]=40;c[9]=c[124];break}if(p>>>0<(c[6]|0)>>>0)c[6]=p;t=p+q|0;s=456|0;while(1){if((c[s>>2]|0)==(t|0)){o=224;break}u=c[s+8>>2]|0;if(!u)break;else s=u}if((o|0)==224?(c[s+12>>2]&8|0)==0:0){c[s>>2]=p;h=s+4|0;c[h>>2]=(c[h>>2]|0)+q;h=p+8|0;if(!(h&7))h=0;else h=0-h&7;j=p+(q+8)|0;if(!(j&7))n=0;else n=0-j&7;o=p+(n+q)|0;j=h+a|0;k=p+j|0;m=o-(p+h)-a|0;c[p+(h+4)>>2]=a|3;h:do if((o|0)!=(c[8]|0)){if((o|0)==(c[7]|0)){H=(c[4]|0)+m|0;c[4]=H;c[7]=k;c[p+(j+4)>>2]=H|1;c[p+(H+j)>>2]=H;break}r=q+4|0;t=c[p+(r+n)>>2]|0;if((t&3|0)==1){a=t&-8;s=t>>>3;i:do if(t>>>0>=256){l=c[p+((n|24)+q)>>2]|0;u=c[p+(q+12+n)>>2]|0;do if((u|0)==(o|0)){u=n|16;t=p+(r+u)|0;s=c[t>>2]|0;if(!s){t=p+(u+q)|0;s=c[t>>2]|0;if(!s){g=0;break}}while(1){u=s+20|0;v=c[u>>2]|0;if(v){s=v;t=u;continue}u=s+16|0;v=c[u>>2]|0;if(!v)break;else{s=v;t=u}}if(t>>>0<(c[6]|0)>>>0)fa();else{c[t>>2]=0;g=s;break}}else{t=c[p+((n|8)+q)>>2]|0;if(t>>>0<(c[6]|0)>>>0)fa();v=t+12|0;if((c[v>>2]|0)!=(o|0))fa();s=u+8|0;if((c[s>>2]|0)==(o|0)){c[v>>2]=u;c[s>>2]=t;g=u;break}else fa()}while(0);if(!l)break;t=c[p+(q+28+n)>>2]|0;s=312+(t<<2)|0;do if((o|0)!=(c[s>>2]|0)){if(l>>>0<(c[6]|0)>>>0)fa();s=l+16|0;if((c[s>>2]|0)==(o|0))c[s>>2]=g;else c[l+20>>2]=g;if(!g)break i}else{c[s>>2]=g;if(g)break;c[3]=c[3]&~(1<<t);break i}while(0);if(g>>>0<(c[6]|0)>>>0)fa();c[g+24>>2]=l;l=n|16;o=c[p+(l+q)>>2]|0;do if(o)if(o>>>0<(c[6]|0)>>>0)fa();else{c[g+16>>2]=o;c[o+24>>2]=g;break}while(0);l=c[p+(r+l)>>2]|0;if(!l)break;if(l>>>0<(c[6]|0)>>>0)fa();else{c[g+20>>2]=l;c[l+24>>2]=g;break}}else{r=c[p+((n|8)+q)>>2]|0;g=c[p+(q+12+n)>>2]|0;t=48+(s<<1<<2)|0;do if((r|0)!=(t|0)){if(r>>>0<(c[6]|0)>>>0)fa();if((c[r+12>>2]|0)==(o|0))break;fa()}while(0);if((g|0)==(r|0)){c[2]=c[2]&~(1<<s);break}do if((g|0)==(t|0))l=g+8|0;else{if(g>>>0<(c[6]|0)>>>0)fa();s=g+8|0;if((c[s>>2]|0)==(o|0)){l=s;break}fa()}while(0);c[r+12>>2]=g;c[l>>2]=r}while(0);o=p+((a|n)+q)|0;m=a+m|0}g=o+4|0;c[g>>2]=c[g>>2]&-2;c[p+(j+4)>>2]=m|1;c[p+(m+j)>>2]=m;g=m>>>3;if(m>>>0<256){m=g<<1;d=48+(m<<2)|0;l=c[2]|0;g=1<<g;do if(!(l&g)){c[2]=l|g;f=48+(m+2<<2)|0;e=d}else{l=48+(m+2<<2)|0;g=c[l>>2]|0;if(g>>>0>=(c[6]|0)>>>0){f=l;e=g;break}fa()}while(0);c[f>>2]=k;c[e+12>>2]=k;c[p+(j+8)>>2]=e;c[p+(j+12)>>2]=d;break}e=m>>>8;do if(!e)e=0;else{if(m>>>0>16777215){e=31;break}G=(e+1048320|0)>>>16&8;H=e<<G;F=(H+520192|0)>>>16&4;H=H<<F;e=(H+245760|0)>>>16&2;e=14-(F|G|e)+(H<<e>>>15)|0;e=m>>>(e+7|0)&1|e<<1}while(0);l=312+(e<<2)|0;c[p+(j+28)>>2]=e;c[p+(j+20)>>2]=0;c[p+(j+16)>>2]=0;f=c[3]|0;g=1<<e;if(!(f&g)){c[3]=f|g;c[l>>2]=k;c[p+(j+24)>>2]=l;c[p+(j+12)>>2]=k;c[p+(j+8)>>2]=k;break}l=c[l>>2]|0;if((e|0)==31)e=0;else e=25-(e>>>1)|0;j:do if((c[l+4>>2]&-8|0)!=(m|0)){e=m<<e;while(1){g=l+(e>>>31<<2)+16|0;f=c[g>>2]|0;if(!f)break;if((c[f+4>>2]&-8|0)==(m|0)){d=f;break j}else{e=e<<1;l=f}}if(g>>>0<(c[6]|0)>>>0)fa();else{c[g>>2]=k;c[p+(j+24)>>2]=l;c[p+(j+12)>>2]=k;c[p+(j+8)>>2]=k;break h}}else d=l;while(0);f=d+8|0;e=c[f>>2]|0;g=c[6]|0;if(d>>>0<g>>>0)fa();if(e>>>0<g>>>0)fa();else{c[e+12>>2]=k;c[f>>2]=k;c[p+(j+8)>>2]=e;c[p+(j+12)>>2]=d;c[p+(j+24)>>2]=0;break}}else{H=(c[5]|0)+m|0;c[5]=H;c[8]=k;c[p+(j+4)>>2]=H|1}while(0);H=p+(h|8)|0;i=b;return H|0}e=456|0;while(1){d=c[e>>2]|0;if(d>>>0<=r>>>0?(n=c[e+4>>2]|0,m=d+n|0,m>>>0>r>>>0):0)break;e=c[e+8>>2]|0}e=d+(n+ -39)|0;if(!(e&7))e=0;else e=0-e&7;d=d+(n+ -47+e)|0;d=d>>>0<(r+16|0)>>>0?r:d;e=d+8|0;f=p+8|0;if(!(f&7))f=0;else f=0-f&7;H=q+ -40-f|0;c[8]=p+f;c[5]=H;c[p+(f+4)>>2]=H|1;c[p+(q+ -36)>>2]=40;c[9]=c[124];c[d+4>>2]=27;c[e+0>>2]=c[114];c[e+4>>2]=c[115];c[e+8>>2]=c[116];c[e+12>>2]=c[117];c[114]=p;c[115]=q;c[117]=0;c[116]=e;e=d+28|0;c[e>>2]=7;if((d+32|0)>>>0<m>>>0)do{H=e;e=e+4|0;c[e>>2]=7}while((H+8|0)>>>0<m>>>0);if((d|0)!=(r|0)){d=d-r|0;e=r+(d+4)|0;c[e>>2]=c[e>>2]&-2;c[r+4>>2]=d|1;c[r+d>>2]=d;e=d>>>3;if(d>>>0<256){g=e<<1;d=48+(g<<2)|0;f=c[2]|0;e=1<<e;do if(!(f&e)){c[2]=f|e;k=48+(g+2<<2)|0;j=d}else{f=48+(g+2<<2)|0;e=c[f>>2]|0;if(e>>>0>=(c[6]|0)>>>0){k=f;j=e;break}fa()}while(0);c[k>>2]=r;c[j+12>>2]=r;c[r+8>>2]=j;c[r+12>>2]=d;break}e=d>>>8;if(e)if(d>>>0>16777215)e=31;else{G=(e+1048320|0)>>>16&8;H=e<<G;F=(H+520192|0)>>>16&4;H=H<<F;e=(H+245760|0)>>>16&2;e=14-(F|G|e)+(H<<e>>>15)|0;e=d>>>(e+7|0)&1|e<<1}else e=0;j=312+(e<<2)|0;c[r+28>>2]=e;c[r+20>>2]=0;c[r+16>>2]=0;f=c[3]|0;g=1<<e;if(!(f&g)){c[3]=f|g;c[j>>2]=r;c[r+24>>2]=j;c[r+12>>2]=r;c[r+8>>2]=r;break}f=c[j>>2]|0;if((e|0)==31)e=0;else e=25-(e>>>1)|0;k:do if((c[f+4>>2]&-8|0)!=(d|0)){e=d<<e;while(1){j=f+(e>>>31<<2)+16|0;g=c[j>>2]|0;if(!g)break;if((c[g+4>>2]&-8|0)==(d|0)){h=g;break k}else{e=e<<1;f=g}}if(j>>>0<(c[6]|0)>>>0)fa();else{c[j>>2]=r;c[r+24>>2]=f;c[r+12>>2]=r;c[r+8>>2]=r;break g}}else h=f;while(0);f=h+8|0;e=c[f>>2]|0;d=c[6]|0;if(h>>>0<d>>>0)fa();if(e>>>0<d>>>0)fa();else{c[e+12>>2]=r;c[f>>2]=r;c[r+8>>2]=e;c[r+12>>2]=h;c[r+24>>2]=0;break}}}else{H=c[6]|0;if((H|0)==0|p>>>0<H>>>0)c[6]=p;c[114]=p;c[115]=q;c[117]=0;c[11]=c[120];c[10]=-1;d=0;do{H=d<<1;G=48+(H<<2)|0;c[48+(H+3<<2)>>2]=G;c[48+(H+2<<2)>>2]=G;d=d+1|0}while((d|0)!=32);d=p+8|0;if(!(d&7))d=0;else d=0-d&7;H=q+ -40-d|0;c[8]=p+d;c[5]=H;c[p+(d+4)>>2]=H|1;c[p+(q+ -36)>>2]=40;c[9]=c[124]}while(0);d=c[5]|0;if(d>>>0>a>>>0){G=d-a|0;c[5]=G;H=c[8]|0;c[8]=H+a;c[H+(a+4)>>2]=G|1;c[H+4>>2]=a|3;H=H+8|0;i=b;return H|0}}c[(oa()|0)>>2]=12;H=0;i=b;return H|0}function Aa(a){a=a|0;var b=0,d=0,e=0,f=0,g=0,h=0,j=0,k=0,l=0,m=0,n=0,o=0,p=0,q=0,r=0,s=0,t=0,u=0,v=0,w=0;b=i;if(!a){i=b;return}q=a+ -8|0;r=c[6]|0;if(q>>>0<r>>>0)fa();o=c[a+ -4>>2]|0;n=o&3;if((n|0)==1)fa();j=o&-8;h=a+(j+ -8)|0;do if(!(o&1)){u=c[q>>2]|0;if(!n){i=b;return}q=-8-u|0;o=a+q|0;n=u+j|0;if(o>>>0<r>>>0)fa();if((o|0)==(c[7]|0)){d=a+(j+ -4)|0;if((c[d>>2]&3|0)!=3){d=o;m=n;break}c[4]=n;c[d>>2]=c[d>>2]&-2;c[a+(q+4)>>2]=n|1;c[h>>2]=n;i=b;return}t=u>>>3;if(u>>>0<256){d=c[a+(q+8)>>2]|0;m=c[a+(q+12)>>2]|0;p=48+(t<<1<<2)|0;if((d|0)!=(p|0)){if(d>>>0<r>>>0)fa();if((c[d+12>>2]|0)!=(o|0))fa()}if((m|0)==(d|0)){c[2]=c[2]&~(1<<t);d=o;m=n;break}if((m|0)!=(p|0)){if(m>>>0<r>>>0)fa();p=m+8|0;if((c[p>>2]|0)==(o|0))s=p;else fa()}else s=m+8|0;c[d+12>>2]=m;c[s>>2]=d;d=o;m=n;break}s=c[a+(q+24)>>2]|0;t=c[a+(q+12)>>2]|0;do if((t|0)==(o|0)){u=a+(q+20)|0;t=c[u>>2]|0;if(!t){u=a+(q+16)|0;t=c[u>>2]|0;if(!t){p=0;break}}while(1){w=t+20|0;v=c[w>>2]|0;if(v){t=v;u=w;continue}v=t+16|0;w=c[v>>2]|0;if(!w)break;else{t=w;u=v}}if(u>>>0<r>>>0)fa();else{c[u>>2]=0;p=t;break}}else{u=c[a+(q+8)>>2]|0;if(u>>>0<r>>>0)fa();r=u+12|0;if((c[r>>2]|0)!=(o|0))fa();v=t+8|0;if((c[v>>2]|0)==(o|0)){c[r>>2]=t;c[v>>2]=u;p=t;break}else fa()}while(0);if(s){t=c[a+(q+28)>>2]|0;r=312+(t<<2)|0;if((o|0)==(c[r>>2]|0)){c[r>>2]=p;if(!p){c[3]=c[3]&~(1<<t);d=o;m=n;break}}else{if(s>>>0<(c[6]|0)>>>0)fa();r=s+16|0;if((c[r>>2]|0)==(o|0))c[r>>2]=p;else c[s+20>>2]=p;if(!p){d=o;m=n;break}}if(p>>>0<(c[6]|0)>>>0)fa();c[p+24>>2]=s;r=c[a+(q+16)>>2]|0;do if(r)if(r>>>0<(c[6]|0)>>>0)fa();else{c[p+16>>2]=r;c[r+24>>2]=p;break}while(0);q=c[a+(q+20)>>2]|0;if(q)if(q>>>0<(c[6]|0)>>>0)fa();else{c[p+20>>2]=q;c[q+24>>2]=p;d=o;m=n;break}else{d=o;m=n}}else{d=o;m=n}}else{d=q;m=j}while(0);if(d>>>0>=h>>>0)fa();n=a+(j+ -4)|0;o=c[n>>2]|0;if(!(o&1))fa();if(!(o&2)){if((h|0)==(c[8]|0)){w=(c[5]|0)+m|0;c[5]=w;c[8]=d;c[d+4>>2]=w|1;if((d|0)!=(c[7]|0)){i=b;return}c[7]=0;c[4]=0;i=b;return}if((h|0)==(c[7]|0)){w=(c[4]|0)+m|0;c[4]=w;c[7]=d;c[d+4>>2]=w|1;c[d+w>>2]=w;i=b;return}m=(o&-8)+m|0;n=o>>>3;do if(o>>>0>=256){l=c[a+(j+16)>>2]|0;q=c[a+(j|4)>>2]|0;do if((q|0)==(h|0)){o=a+(j+12)|0;n=c[o>>2]|0;if(!n){o=a+(j+8)|0;n=c[o>>2]|0;if(!n){k=0;break}}while(1){p=n+20|0;q=c[p>>2]|0;if(q){n=q;o=p;continue}p=n+16|0;q=c[p>>2]|0;if(!q)break;else{n=q;o=p}}if(o>>>0<(c[6]|0)>>>0)fa();else{c[o>>2]=0;k=n;break}}else{o=c[a+j>>2]|0;if(o>>>0<(c[6]|0)>>>0)fa();p=o+12|0;if((c[p>>2]|0)!=(h|0))fa();n=q+8|0;if((c[n>>2]|0)==(h|0)){c[p>>2]=q;c[n>>2]=o;k=q;break}else fa()}while(0);if(l){n=c[a+(j+20)>>2]|0;o=312+(n<<2)|0;if((h|0)==(c[o>>2]|0)){c[o>>2]=k;if(!k){c[3]=c[3]&~(1<<n);break}}else{if(l>>>0<(c[6]|0)>>>0)fa();n=l+16|0;if((c[n>>2]|0)==(h|0))c[n>>2]=k;else c[l+20>>2]=k;if(!k)break}if(k>>>0<(c[6]|0)>>>0)fa();c[k+24>>2]=l;h=c[a+(j+8)>>2]|0;do if(h)if(h>>>0<(c[6]|0)>>>0)fa();else{c[k+16>>2]=h;c[h+24>>2]=k;break}while(0);h=c[a+(j+12)>>2]|0;if(h)if(h>>>0<(c[6]|0)>>>0)fa();else{c[k+20>>2]=h;c[h+24>>2]=k;break}}}else{k=c[a+j>>2]|0;a=c[a+(j|4)>>2]|0;j=48+(n<<1<<2)|0;if((k|0)!=(j|0)){if(k>>>0<(c[6]|0)>>>0)fa();if((c[k+12>>2]|0)!=(h|0))fa()}if((a|0)==(k|0)){c[2]=c[2]&~(1<<n);break}if((a|0)!=(j|0)){if(a>>>0<(c[6]|0)>>>0)fa();j=a+8|0;if((c[j>>2]|0)==(h|0))l=j;else fa()}else l=a+8|0;c[k+12>>2]=a;c[l>>2]=k}while(0);c[d+4>>2]=m|1;c[d+m>>2]=m;if((d|0)==(c[7]|0)){c[4]=m;i=b;return}}else{c[n>>2]=o&-2;c[d+4>>2]=m|1;c[d+m>>2]=m}h=m>>>3;if(m>>>0<256){a=h<<1;e=48+(a<<2)|0;j=c[2]|0;h=1<<h;if(j&h){h=48+(a+2<<2)|0;a=c[h>>2]|0;if(a>>>0<(c[6]|0)>>>0)fa();else{f=h;g=a}}else{c[2]=j|h;f=48+(a+2<<2)|0;g=e}c[f>>2]=d;c[g+12>>2]=d;c[d+8>>2]=g;c[d+12>>2]=e;i=b;return}f=m>>>8;if(f)if(m>>>0>16777215)f=31;else{v=(f+1048320|0)>>>16&8;w=f<<v;u=(w+520192|0)>>>16&4;w=w<<u;f=(w+245760|0)>>>16&2;f=14-(u|v|f)+(w<<f>>>15)|0;f=m>>>(f+7|0)&1|f<<1}else f=0;g=312+(f<<2)|0;c[d+28>>2]=f;c[d+20>>2]=0;c[d+16>>2]=0;a=c[3]|0;h=1<<f;a:do if(a&h){g=c[g>>2]|0;if((f|0)==31)f=0;else f=25-(f>>>1)|0;b:do if((c[g+4>>2]&-8|0)!=(m|0)){f=m<<f;a=g;while(1){h=a+(f>>>31<<2)+16|0;g=c[h>>2]|0;if(!g)break;if((c[g+4>>2]&-8|0)==(m|0)){e=g;break b}else{f=f<<1;a=g}}if(h>>>0<(c[6]|0)>>>0)fa();else{c[h>>2]=d;c[d+24>>2]=a;c[d+12>>2]=d;c[d+8>>2]=d;break a}}else e=g;while(0);g=e+8|0;f=c[g>>2]|0;h=c[6]|0;if(e>>>0<h>>>0)fa();if(f>>>0<h>>>0)fa();else{c[f+12>>2]=d;c[g>>2]=d;c[d+8>>2]=f;c[d+12>>2]=e;c[d+24>>2]=0;break}}else{c[3]=a|h;c[g>>2]=d;c[d+24>>2]=g;c[d+12>>2]=d;c[d+8>>2]=d}while(0);w=(c[10]|0)+ -1|0;c[10]=w;if(!w)d=464|0;else{i=b;return}while(1){d=c[d>>2]|0;if(!d)break;else d=d+8|0}c[10]=-1;i=b;return}function Ba(){}function Ca(b,d,e){b=b|0;d=d|0;e=e|0;var f=0,g=0,h=0,i=0;f=b+e|0;if((e|0)>=20){d=d&255;i=b&3;h=d|d<<8|d<<16|d<<24;g=f&~3;if(i){i=b+4-i|0;while((b|0)<(i|0)){a[b>>0]=d;b=b+1|0}}while((b|0)<(g|0)){c[b>>2]=h;b=b+4|0}}while((b|0)<(f|0)){a[b>>0]=d;b=b+1|0}return b-e|0}function Da(b,d,e){b=b|0;d=d|0;e=e|0;var f=0;if((e|0)>=4096)return la(b|0,d|0,e|0)|0;f=b|0;if((b&3)==(d&3)){while(b&3){if(!e)return f|0;a[b>>0]=a[d>>0]|0;b=b+1|0;d=d+1|0;e=e-1|0}while((e|0)>=4){c[b>>2]=c[d>>2];b=b+4|0;d=d+4|0;e=e-4|0}}while((e|0)>0){a[b>>0]=a[d>>0]|0;b=b+1|0;d=d+1|0;e=e-1|0}return f|0}function Ea(b){b=b|0;var c=0;c=b;while(a[c>>0]|0)c=c+1|0;return c-b|0}
+
+
+
+
+// EMSCRIPTEN_END_FUNCS
+return{_fftCross:ya,_free:Aa,_strlen:Ea,_memset:Ca,_malloc:za,_memcpy:Da,runPostSets:Ba,stackAlloc:qa,stackSave:ra,stackRestore:sa,setThrew:ta,setTempRet0:wa,getTempRet0:xa}})
+
+
+// EMSCRIPTEN_END_ASM
+(Module.asmGlobalArg,Module.asmLibraryArg,buffer);var _fftCross=Module["_fftCross"]=asm["_fftCross"];var _free=Module["_free"]=asm["_free"];var _strlen=Module["_strlen"]=asm["_strlen"];var _memset=Module["_memset"]=asm["_memset"];var _malloc=Module["_malloc"]=asm["_malloc"];var _memcpy=Module["_memcpy"]=asm["_memcpy"];var runPostSets=Module["runPostSets"]=asm["runPostSets"];Runtime.stackAlloc=asm["stackAlloc"];Runtime.stackSave=asm["stackSave"];Runtime.stackRestore=asm["stackRestore"];Runtime.setTempRet0=asm["setTempRet0"];Runtime.getTempRet0=asm["getTempRet0"];var i64Math=null;if(memoryInitializer){if(typeof Module["locateFile"]==="function"){memoryInitializer=Module["locateFile"](memoryInitializer)}else if(Module["memoryInitializerPrefixURL"]){memoryInitializer=Module["memoryInitializerPrefixURL"]+memoryInitializer}if(ENVIRONMENT_IS_NODE||ENVIRONMENT_IS_SHELL){var data=Module["readBinary"](memoryInitializer);HEAPU8.set(data,STATIC_BASE)}else{addRunDependency("memory initializer");Browser.asyncLoad(memoryInitializer,(function(data){HEAPU8.set(data,STATIC_BASE);removeRunDependency("memory initializer")}),(function(data){throw"could not load memory initializer "+memoryInitializer}))}}function ExitStatus(status){this.name="ExitStatus";this.message="Program terminated with exit("+status+")";this.status=status}ExitStatus.prototype=new Error;ExitStatus.prototype.constructor=ExitStatus;var initialStackTop;var preloadStartTime=null;var calledMain=false;dependenciesFulfilled=function runCaller(){if(!Module["calledRun"]&&shouldRunNow)run();if(!Module["calledRun"])dependenciesFulfilled=runCaller};Module["callMain"]=Module.callMain=function callMain(args){assert(runDependencies==0,"cannot call main when async dependencies remain! (listen on __ATMAIN__)");assert(__ATPRERUN__.length==0,"cannot call main when preRun functions remain to be called");args=args||[];ensureInitRuntime();var argc=args.length+1;function pad(){for(var i=0;i<4-1;i++){argv.push(0)}}var argv=[allocate(intArrayFromString(Module["thisProgram"]),"i8",ALLOC_NORMAL)];pad();for(var i=0;i<argc-1;i=i+1){argv.push(allocate(intArrayFromString(args[i]),"i8",ALLOC_NORMAL));pad()}argv.push(0);argv=allocate(argv,"i32",ALLOC_NORMAL);initialStackTop=STACKTOP;try{var ret=Module["_main"](argc,argv,0);exit(ret)}catch(e){if(e instanceof ExitStatus){return}else if(e=="SimulateInfiniteLoop"){Module["noExitRuntime"]=true;return}else{if(e&&typeof e==="object"&&e.stack)Module.printErr("exception thrown: "+[e,e.stack]);throw e}}finally{calledMain=true}};function run(args){args=args||Module["arguments"];if(preloadStartTime===null)preloadStartTime=Date.now();if(runDependencies>0){return}preRun();if(runDependencies>0)return;if(Module["calledRun"])return;function doRun(){if(Module["calledRun"])return;Module["calledRun"]=true;if(ABORT)return;ensureInitRuntime();preMain();if(ENVIRONMENT_IS_WEB&&preloadStartTime!==null){Module.printErr("pre-main prep time: "+(Date.now()-preloadStartTime)+" ms")}if(Module["_main"]&&shouldRunNow){Module["callMain"](args)}postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout((function(){setTimeout((function(){Module["setStatus"]("")}),1);doRun()}),1)}else{doRun()}}Module["run"]=Module.run=run;function exit(status){if(Module["noExitRuntime"]){return}ABORT=true;EXITSTATUS=status;STACKTOP=initialStackTop;exitRuntime();if(ENVIRONMENT_IS_NODE){process["stdout"]["once"]("drain",(function(){process["exit"](status)}));console.log(" ");setTimeout((function(){process["exit"](status)}),500)}else if(ENVIRONMENT_IS_SHELL&&typeof quit==="function"){quit(status)}throw new ExitStatus(status)}Module["exit"]=Module.exit=exit;function abort(text){if(text){Module.print(text);Module.printErr(text)}ABORT=true;EXITSTATUS=1;var extra="\nIf this abort() is unexpected, build with -s ASSERTIONS=1 which can give more information.";throw"abort() at "+stackTrace()+extra}Module["abort"]=Module.abort=abort;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()
+
+
+
+
diff -r fcb64e4b8393 -r b4ab69bdb4c8 fft/cross/Crosswrap.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fft/cross/Crosswrap.js	Mon Oct 05 11:30:40 2015 +0100
@@ -0,0 +1,27 @@
+
+document.write("<p>start</p>");
+
+fftCross = Module.cwrap(
+    'fftCross', 'void', ['number', 'number', 'number', 'number', 'number', 'number' ]
+);
+
+var data = new Float64Array([1,1,1,1,1,1,1,1]);
+var n = data.length * data.BYTES_PER_ELEMENT;
+var ptr = Module._malloc(n * 4);
+var h1 = new Uint8Array(Module.HEAPU8.buffer, ptr, n);
+var h2 = new Uint8Array(Module.HEAPU8.buffer, ptr + n, n);
+document.write("ptr = " + ptr + ", h1 = " + h1 + "<br>");
+h1.set(new Uint8Array(data.buffer));
+h2.set(new Uint8Array(data.buffer));
+var result = fftCross(8, 0, ptr, ptr + n, ptr + 2*n, ptr + 3*n);
+var real = new Float64Array(Module.HEAPU8.buffer, ptr + 2*n, 8);
+var imag = new Float64Array(Module.HEAPU8.buffer, ptr + 3*n, 8);
+document.write("result: " + result + "<br>");
+document.write("output: ");
+for (var i = 0; i < 8; ++i) {
+    document.write(real[i] + "," + imag[i] + " ");
+}
+Module._free(ptr);
+
+
+document.write("<p>end</p>");
diff -r fcb64e4b8393 -r b4ab69bdb4c8 fft/cross/Makefile
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fft/cross/Makefile	Mon Oct 05 11:30:40 2015 +0100
@@ -0,0 +1,4 @@
+
+Cross.js:	Cross.c Cross.h
+	emcc -O3 -s EXPORTED_FUNCTIONS="['_fftCross']" -o Cross.js Cross.c
+