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43 lines
1.0 KiB
43 lines
1.0 KiB
// Open a chain of five Node processes each a child of the next. The final
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// process exits immediately. Each process in the chain is instructed to
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// exit when its child exits.
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// https://github.com/joyent/node/issues/1726
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var common = require('../common');
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var assert = require('assert');
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var ch = require('child_process');
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var gen = +(process.argv[2] || 0);
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var maxGen = 5;
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if (gen === maxGen) {
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console.error('hit maxGen, exiting', maxGen);
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return;
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}
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var child = ch.spawn(process.execPath, [__filename, gen + 1], {
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stdio: [ 'ignore', 'pipe', 'ignore' ]
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});
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assert.ok(!child.stdin);
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assert.ok(child.stdout);
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assert.ok(!child.stderr);
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console.error('gen=%d, pid=%d', gen, process.pid);
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/*
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var timer = setTimeout(function () {
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throw new Error('timeout! gen='+gen);
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}, 1000);
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*/
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child.on('exit', function(code) {
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console.error('exit %d from gen %d', code, gen + 1);
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//clearTimeout(timer);
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});
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child.stdout.pipe(process.stdout);
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child.stdout.on('close', function() {
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console.error('child.stdout close gen=%d', gen);
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});
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