git ssb

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#!/usr/bin/env node
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'use strict';
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var path = require('path');
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var spawn = require('child_process').spawn;
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if (process.send) {
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  require('./test-spawn-a-child.js');
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  return;
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}
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var child = spawn(
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  process.argv[0], [
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    path.join(process.cwd(), path.basename(__filename)), 'argvx', '--argvy'
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  ], { stdio: [ 'inherit', 'inherit', 'inherit', 'ipc' ] }
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);
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child.on('message', function (value) {
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  console.log(value.toString());
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  child.send(value);
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});
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child.send(2);
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child.on('exit', function (code) {
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  console.log('Child exited with code', code);
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});
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