node-c-jit

node.JS run C language Just In Time

install

npm install c-jit

prepare

npm install node-gyp -g

You can see:https://github.com/nodejs/node-gyp#installation

example

Grammar reference(NAN example):https://github.com/nodejs/node-addon-examples

sync:

const CJit = require("c-jit");
const path = require("path");
let cJit  = new CJit();

// run by c code sync
let funcByrunSync = cJit.runSync(`
  if (info.Length() < 2) {
    Nan::ThrowTypeError("Wrong number of arguments");
    return;
  }

  if (!info[0]->IsNumber() || !info[1]->IsNumber()) {
    Nan::ThrowTypeError("Wrong arguments");
    return;
  }

  double arg0 = info[0]->NumberValue();
  double arg1 = info[1]->NumberValue();
  v8::Local<v8::Number> num = Nan::New(arg0 + arg1);

  info.GetReturnValue().Set(num);
`);
console.log("This should be eight(by run sync):"+funcByrunSync(3,5));

//run by file sync
let funcByfileSync = cJit.runByFileSync(path.join(__dirname,'test.cc'));
console.log("This should be twelve(by file sync):"+funcByfileSync(6,6));

async:

const CJit = require("c-jit");
const path = require("path");
let cJit  = new CJit();

let funcByrun = cJit.run(`
  if (info.Length() < 2) { 
    Nan::ThrowTypeError("Wrong number of arguments"); 
    return; 
  } 
 
  if (!info[0]->IsNumber() || !info[1]->IsNumber()) { 
    Nan::ThrowTypeError("Wrong arguments"); 
    return; 
  } 
 
  double arg0 = info[0]->NumberValue(); 
  double arg1 = info[1]->NumberValue(); 
  v8::Local<v8::Number> num = Nan::New(arg0 + arg1); 
 
  info.GetReturnValue().Set(num); 
`,(err,func)=>{
  if (err){console.log(err);return;}
  console.log("This should be eight(by run):"+func(3,5));
});


// run by file
let funcByfile = cJit.runByFile(path.join(__dirname,'test.cc'),(err,func)=>{
  if (err){console.log(err);return;}
  console.log("This should be twelve(by file):"+func(6,6));
});