mirror of
https://github.com/golang/go
synced 2024-11-23 02:20:03 -07:00
36 lines
703 B
Go
36 lines
703 B
Go
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package ogle
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import (
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"os";
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"runtime";
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)
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// An aborter aborts the thread's current compututation, usually
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// passing the error to a waiting thread.
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type aborter interface {
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Abort(err os.Error);
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}
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type ogleAborter chan os.Error;
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func (a ogleAborter) Abort(err os.Error) {
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a <- err;
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runtime.Goexit();
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}
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// try executes a computation; if the computation Aborts, try returns
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// the error passed to abort.
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func try(f func(a aborter)) os.Error {
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a := make(ogleAborter);
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go func() {
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f(a);
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a <- nil;
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}();
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err := <-a;
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return err;
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}
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