/// A simple interface to register functions to be called when the process

/// exits.

var _ = require('underscore');

var fiberHelpers = require('../utils/fiber-helpers.js');

var cleanup = exports;

_.extend(exports, {

_exitHandlers: [],

// register a function that will be called on SIGINT (e.g. Cmd-C on

// mac)

onExit: function (func) {

this._exitHandlers.push(func);

}

});

var runHandlers = function () {

fiberHelpers.noYieldsAllowed(function () {

var handlers = cleanup._exitHandlers;

cleanup._exitHandlers = [];

_.each(handlers, function (f) {

f();

});

});

};

process.on('exit', runHandlers);

_.each(['SIGINT', 'SIGHUP', 'SIGTERM'], function (sig) {

process.once(sig, function () {

runHandlers();

process.kill(process.pid, sig);

});

});