dart-sdk/tests/standalone/io/regress_7191_script.dart
Jonas Termansen 3433d8cfc3 [nnbd] Migrate standalone/io to NNBD.
The tests are also now dartfmt.

Bug: https://github.com/dart-lang/sdk/issues/40040
Change-Id: I8dece8097b37b70d47a5374dae2f3fadb0fc4b90
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/134338
Commit-Queue: Jonas Termansen <sortie@google.com>
Reviewed-by: Bob Nystrom <rnystrom@google.com>
2020-02-07 14:41:36 +00:00

31 lines
1.1 KiB
Dart

// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
import 'dart:io';
import 'dart:isolate';
main() {
// Open a port to make the script hang.
var port = new ReceivePort();
// Start sub-process when receiving data.
var subscription;
subscription = stdin.listen((data) {
Process.start(Platform.executable, [Platform.script.toFilePath()])
.then((p) {
p.stdout.listen((_) {});
p.stderr.listen((_) {});
// When receiving data again, kill sub-process and exit.
subscription.onData((data) {
// If a SIGTERM is sent before the child-process's main is invoked,
// there is a change that the SIGTERM is ignore on Mac OS X. Use
// SIGKILL to get around the issue.
p.kill(ProcessSignal.sigkill);
p.exitCode.then((_) => exit(0));
});
// Close stdout. If handles are incorrectly inherited this will
// not actually close stdout and the test will hang.
stdout.close();
});
});
}