Server : nginx/1.20.1 System : Linux ccpf-production-2021 5.4.0-148-generic #165-Ubuntu SMP Tue Apr 18 08:53:12 UTC 2023 x86_64 User : forge ( 1000) PHP Version : 7.4.21 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /lib/node_modules/pm2/node_modules/pidusage/lib/

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'use strict'

var spawn = require('child_process').spawn

/**
  * Spawn a binary and read its stdout.
  * @param  {String} cmd
  * @param  {String[]} args
  * @param  {Function} done(err, stdout)
  */
function run (cmd, args, options, done) {
  if (typeof options === 'function') {
    done = options
    options = undefined
  }

  var executed = false
  var ch = spawn(cmd, args, options)
  var stdout = ''
  var stderr = ''

  ch.stdout.on('data', function (d) {
    stdout += d.toString()
  })

  ch.stderr.on('data', function (d) {
    stderr += d.toString()
  })

  ch.on('error', function (err) {
    if (executed) return
    executed = true
    done(new Error(err))
  })

  ch.on('close', function (code, signal) {
    if (executed) return
    executed = true

    if (stderr) {
      return done(new Error(stderr))
    }

    done(null, stdout, code)
  })
}

module.exports = run