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// Copyright 2017 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package exec
import (
"io/fs"
"syscall"
)
// skipStdinCopyError optionally specifies a function which reports
// whether the provided stdin copy error should be ignored.
func skipStdinCopyError(err error) bool {
// Ignore ERROR_BROKEN_PIPE and ERROR_NO_DATA errors copying
// to stdin if the program completed successfully otherwise.
// See Issue 20445.
const _ERROR_NO_DATA = syscall.Errno(0xe8)
pe, ok := err.(*fs.PathError)
return ok &&
pe.Op == "write" && pe.Path == "|1" &&
(pe.Err == syscall.ERROR_BROKEN_PIPE || pe.Err == _ERROR_NO_DATA)
}