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51
vendor/github.com/containerd/console/tc_openbsd_cgo.go
generated
vendored
Normal file
51
vendor/github.com/containerd/console/tc_openbsd_cgo.go
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@ -0,0 +1,51 @@
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// +build openbsd,cgo
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/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package console
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import (
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"os"
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"golang.org/x/sys/unix"
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)
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//#include <stdlib.h>
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import "C"
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const (
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cmdTcGet = unix.TIOCGETA
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cmdTcSet = unix.TIOCSETA
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)
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// ptsname retrieves the name of the first available pts for the given master.
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func ptsname(f *os.File) (string, error) {
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ptspath, err := C.ptsname(C.int(f.Fd()))
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if err != nil {
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return "", err
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}
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return C.GoString(ptspath), nil
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}
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// unlockpt unlocks the slave pseudoterminal device corresponding to the master pseudoterminal referred to by f.
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// unlockpt should be called before opening the slave side of a pty.
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func unlockpt(f *os.File) error {
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if _, err := C.grantpt(C.int(f.Fd())); err != nil {
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return err
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}
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return nil
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}
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