// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Node polyfill
-var fs = require('fs');
-var os = {
+const fs = require('fs');
+const cp = require('child_process');
+const os = {
system: function(name, args) {
if (process.platform === 'linux' && name === 'nm') {
// Filter out vdso and vsyscall entries.
- var arg = args[args.length - 1];
+ const arg = args[args.length - 1];
if (arg === '[vdso]' ||
arg == '[vsyscall]' ||
/^[0-9a-f]+-[0-9a-f]+$/.test(arg)) {
return '';
}
+ } else if (process.platform === 'darwin') {
+ args.unshift('-c', name);
+ name = '/bin/sh';
}
- return require('child_process').execFileSync(
- name, args, {encoding: 'utf8'});
+ return cp.spawnSync(name, args).stdout.toString();
}
};
-var print = console.log;
+const print = console.log;
function read(fileName) {
return fs.readFileSync(fileName, 'utf8');
}
-arguments = process.argv.slice(2);
-var quit = process.exit;
+const quit = process.exit;
// Polyfill "readline()".
-var logFile = arguments[arguments.length - 1];
+const logFile = arguments[arguments.length - 1];
try {
fs.accessSync(logFile);
} catch(e) {
console.error('Please provide a valid isolate file as the final argument.');
process.exit(1);
}
-var fd = fs.openSync(logFile, 'r');
-var buf = new Buffer(4096);
-var dec = new (require('string_decoder').StringDecoder)('utf-8');
+const fd = fs.openSync(logFile, 'r');
+const buf = new Buffer(4096);
+const dec = new (require('string_decoder').StringDecoder)('utf-8');
var line = '';
versionCheck();
function readline() {
var firstLine = readline();
line = firstLine + '\n' + line;
firstLine = firstLine.split(',');
- var curVer = process.versions.v8.split('.');
+ const curVer = process.versions.v8.split('.');
if (firstLine.length !== 6 && firstLine[0] !== 'v8-version') {
console.log('Unable to read v8-version from log file.');
return;
-'use strict';
-var cp = require('child_process');
-var fs = require('fs');
-var path = require('path');
-
-var scriptFiles = [
+const scriptFiles = [
'internal/v8_prof_polyfill',
'v8/tools/splaytree',
'v8/tools/codemap',
'v8/tools/SourceMap',
'v8/tools/tickprocessor-driver'
];
-var tempScript = 'tick-processor-tmp-' + process.pid;
-var tempNm = 'mac-nm-' + process.pid;
+var script = '';
-process.on('exit', function() {
- try { fs.unlinkSync(tempScript); } catch (e) {}
- try { fs.unlinkSync(tempNm); } catch (e) {}
-});
-process.on('uncaughtException', function(err) {
- try { fs.unlinkSync(tempScript); } catch (e) {}
- try { fs.unlinkSync(tempNm); } catch (e) {}
- throw err;
+scriptFiles.forEach(function(s) {
+ script += process.binding('natives')[s] + '\n';
});
-scriptFiles.forEach(function(script) {
- fs.appendFileSync(tempScript, process.binding('natives')[script]);
-});
-var tickArguments = [tempScript];
+var tickArguments = [];
if (process.platform === 'darwin') {
- fs.writeFileSync(tempNm, process.binding('natives')['v8/tools/mac-nm'],
- { mode: 0o555 });
- tickArguments.push('--mac', '--nm=' + path.join(process.cwd(), tempNm));
+ const nm = 'foo() { nm "$@" | (c++filt -p -i || cat) }; foo $@';
+ tickArguments.push('--mac', '--nm=' + nm);
} else if (process.platform === 'win32') {
tickArguments.push('--windows');
}
tickArguments.push.apply(tickArguments, process.argv.slice(1));
-cp.spawn(process.execPath, tickArguments, { stdio: 'inherit' });
+script = 'arguments = ' + JSON.stringify(tickArguments) + ';\n' + script;
+eval(script);