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86 lines
2.4 KiB
86 lines
2.4 KiB
var common = require('../common');
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var assert = require('assert');
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var os = require('os');
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var path = require('path');
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var util = require('util');
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if (os.type() != 'SunOS') {
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console.error('Skipping because postmortem debugging not available.');
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process.exit(0);
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}
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/*
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* Now we're going to fork ourselves to gcore
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*/
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var spawn = require('child_process').spawn;
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var prefix = '/var/tmp/node';
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var corefile = prefix + '.' + process.pid;
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var gcore = spawn('gcore', [ '-o', prefix, process.pid + '' ]);
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var output = '';
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var unlinkSync = require('fs').unlinkSync;
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var args = [ corefile ];
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if (process.env.MDB_LIBRARY_PATH && process.env.MDB_LIBRARY_PATH != '')
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args = args.concat([ '-L', process.env.MDB_LIBRARY_PATH ]);
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function LanguageH(chapter) { this.OBEY = 'CHAPTER ' + parseInt(chapter, 10); }
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var obj = new LanguageH(1);
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gcore.stderr.on('data', function (data) {
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console.log('gcore: ' + data);
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});
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gcore.on('exit', function (code) {
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if (code != 0) {
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console.error('gcore exited with code ' + code);
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process.exit(code);
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}
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var mdb = spawn('mdb', args, { stdio: 'pipe' });
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mdb.on('exit', function (code) {
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var retained = '; core retained as ' + corefile;
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if (code != 0) {
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console.error('mdb exited with code ' + util.inspect(code) + retained);
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process.exit(code);
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}
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var lines = output.split('\n');
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var found = 0, i, expected = 'OBEY: "' + obj.OBEY + '"', nexpected = 2;
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for (var i = 0; i < lines.length; i++) {
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if (lines[i].indexOf(expected) != -1)
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found++;
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}
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assert.equal(found, nexpected, 'expected ' + nexpected +
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' objects, found ' + found + retained);
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unlinkSync(corefile);
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process.exit(0);
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});
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mdb.stdout.on('data', function (data) {
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output += data;
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});
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mdb.stderr.on('data', function (data) {
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console.log('mdb stderr: ' + data);
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});
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var mod = util.format('::load %s\n',
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path.join(__dirname,
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'..',
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'..',
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'out',
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'Release',
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'mdb_v8.so'));
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mdb.stdin.write(mod);
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mdb.stdin.write('::findjsobjects -c LanguageH | ');
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mdb.stdin.write('::findjsobjects | ::jsprint\n');
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mdb.stdin.write('::findjsobjects -p OBEY | ');
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mdb.stdin.write('::findjsobjects | ::jsprint\n');
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mdb.stdin.end();
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});
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