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| author | Tobias Klauser <tklauser@distanz.ch> | 2020-09-15 13:49:45 +0200 |
|---|---|---|
| committer | Tobias Klauser <tobias.klauser@gmail.com> | 2020-09-16 08:49:14 +0000 |
| commit | e82c9bd81654dab14f786c26af2dd8ea3a7a1737 (patch) | |
| tree | 02b2b4f88a1154e59c3f39a35bb3a52edbf92590 /src/os | |
| parent | 790fa1c546a05936406f6bbf24f6a6ddeb6ec6ad (diff) | |
| download | go-e82c9bd81654dab14f786c26af2dd8ea3a7a1737.tar.gz go-e82c9bd81654dab14f786c26af2dd8ea3a7a1737.zip | |
os, internal/syscall/unix: use pipe2 instead of pipe on illumos
Illumos provides the pipe2 syscall. Add a wrapper to
internal/syscall/unix and use it to implement os.Pipe.
Change-Id: I26ecdbcae1e8d51f80e2bc8a86fb129826387b1f
Reviewed-on: https://go-review.googlesource.com/c/go/+/254981
Trust: Tobias Klauser <tobias.klauser@gmail.com>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Diffstat (limited to 'src/os')
| -rw-r--r-- | src/os/pipe2_illumos.go | 25 | ||||
| -rw-r--r-- | src/os/pipe_bsd.go | 2 |
2 files changed, 26 insertions, 1 deletions
diff --git a/src/os/pipe2_illumos.go b/src/os/pipe2_illumos.go new file mode 100644 index 0000000000..026ce62b9a --- /dev/null +++ b/src/os/pipe2_illumos.go @@ -0,0 +1,25 @@ +// Copyright 2020 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. + +// +build illumos + +package os + +import ( + "internal/syscall/unix" + "syscall" +) + +// Pipe returns a connected pair of Files; reads from r return bytes written to w. +// It returns the files and an error, if any. +func Pipe() (r *File, w *File, err error) { + var p [2]int + + e := unix.Pipe2(p[0:], syscall.O_CLOEXEC) + if e != nil { + return nil, nil, NewSyscallError("pipe", e) + } + + return newFile(uintptr(p[0]), "|0", kindPipe), newFile(uintptr(p[1]), "|1", kindPipe), nil +} diff --git a/src/os/pipe_bsd.go b/src/os/pipe_bsd.go index 0d2d82feb9..115d6baa19 100644 --- a/src/os/pipe_bsd.go +++ b/src/os/pipe_bsd.go @@ -2,7 +2,7 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -// +build aix darwin dragonfly js,wasm solaris +// +build aix darwin dragonfly js,wasm solaris,!illumos package os |