mirror of https://go.googlesource.com/go
39 lines
970 B
Go
39 lines
970 B
Go
// Copyright 2017 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 testpty is a simple pseudo-terminal package for Unix systems,
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// implemented by calling C functions via cgo.
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package testpty
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import (
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"errors"
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"fmt"
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"os"
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)
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type PtyError struct {
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FuncName string
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ErrorString string
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Errno error
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}
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func ptyError(name string, err error) *PtyError {
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return &PtyError{name, err.Error(), err}
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}
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func (e *PtyError) Error() string {
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return fmt.Sprintf("%s: %s", e.FuncName, e.ErrorString)
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}
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func (e *PtyError) Unwrap() error { return e.Errno }
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var ErrNotSupported = errors.New("testpty.Open not implemented on this platform")
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// Open returns a control pty and the name of the linked process tty.
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//
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// If Open is not implemented on this platform, it returns ErrNotSupported.
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func Open() (pty *os.File, processTTY string, err error) {
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return open()
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}
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