8dc2499aa6
gotools/ * Makefile.am (go_cmd_cgo_files): Add ast_go118.go (check-go-tool): Copy golang.org/x/tools directories. * Makefile.in: Regenerate. Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/384695
23 lines
637 B
Go
23 lines
637 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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//go:build dragonfly || freebsd || netbsd || openbsd
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package os
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import "syscall"
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// Pipe returns a connected pair of Files; reads from r return bytes written to w.
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// It returns the files and an error, if any.
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func Pipe() (r *File, w *File, err error) {
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var p [2]int
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e := syscall.Pipe2(p[0:], syscall.O_CLOEXEC)
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if e != nil {
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return nil, nil, NewSyscallError("pipe", e)
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}
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return newFile(uintptr(p[0]), "|0", kindPipe), newFile(uintptr(p[1]), "|1", kindPipe), nil
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}
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