| // Copyright Joyent, Inc. and other Node contributors. |
| // |
| // Permission is hereby granted, free of charge, to any person obtaining a |
| // copy of this software and associated documentation files (the |
| // 'Software'), to deal in the Software without restriction, including |
| // without limitation the rights to use, copy, modify, merge, publish, |
| // distribute, sublicense, and/or sell copies of the Software, and to permit |
| // persons to whom the Software is furnished to do so, subject to the |
| // following conditions: |
| // |
| // The above copyright notice and this permission notice shall be included |
| // in all copies or substantial portions of the Software. |
| // |
| // THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN |
| // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
| // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| // USE OR OTHER DEALINGS IN THE SOFTWARE. |
| |
| // Open a chain of five Node processes each a child of the next. The final |
| // process exits immediately. Each process in the chain is instructed to |
| // exit when its child exits. |
| // https://github.com/joyent/node/issues/1726 |
| |
| var common = require('../common'); |
| var assert = require('assert'); |
| var ch = require('child_process'); |
| |
| var gen = +(process.argv[2] || 0); |
| var maxGen = 5; |
| |
| |
| if (gen === maxGen) { |
| console.error('hit maxGen, exiting', maxGen); |
| return; |
| } |
| |
| var child = ch.spawn(process.execPath, [__filename, gen + 1], { |
| customFds: [0, -1, 2] |
| }); |
| assert.ok(!child.stdin); |
| assert.ok(child.stdout); |
| assert.ok(!child.stderr); |
| |
| console.error('gen=%d, pid=%d', gen, process.pid); |
| |
| /* |
| var timer = setTimeout(function () { |
| throw new Error('timeout! gen='+gen); |
| }, 1000); |
| */ |
| |
| child.on('exit', function(code) { |
| console.error('exit %d from gen %d', code, gen + 1); |
| //clearTimeout(timer); |
| }); |
| |
| child.stdout.pipe(process.stdout); |
| |
| child.stdout.on('close', function() { |
| console.error('child.stdout close gen=%d', gen); |
| }); |