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Delta Between Two Patch Sets: src/pkg/os/pipe_bsd.go

Issue 36020043: code review 36020043: os, os/exec, os/user: add support for GOOS=solaris
Left Patch Set: diff -r 17615253b9e8 https://code.google.com/p/go Created 10 years, 3 months ago
Right Patch Set: diff -r 884801fb67af https://code.google.com/p/go Created 10 years, 2 months ago
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1 // Copyright 2009 The Go Authors. All rights reserved. 1 // Copyright 2009 The Go Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style 2 // Use of this source code is governed by a BSD-style
3 // license that can be found in the LICENSE file. 3 // license that can be found in the LICENSE file.
4 4
5 // +build darwin dragonfly freebsd netbsd openbsd 5 // +build darwin dragonfly freebsd netbsd openbsd solaris
6 6
7 package os 7 package os
8 8
9 import "syscall" 9 import "syscall"
10 10
11 // Pipe returns a connected pair of Files; reads from r return bytes written to w. 11 // Pipe returns a connected pair of Files; reads from r return bytes written to w.
12 // It returns the files and an error, if any. 12 // It returns the files and an error, if any.
13 func Pipe() (r *File, w *File, err error) { 13 func Pipe() (r *File, w *File, err error) {
14 var p [2]int 14 var p [2]int
15 15
16 // See ../syscall/exec.go for description of lock. 16 // See ../syscall/exec.go for description of lock.
17 syscall.ForkLock.RLock() 17 syscall.ForkLock.RLock()
18 e := syscall.Pipe(p[0:]) 18 e := syscall.Pipe(p[0:])
19 if e != nil { 19 if e != nil {
20 syscall.ForkLock.RUnlock() 20 syscall.ForkLock.RUnlock()
21 return nil, nil, NewSyscallError("pipe", e) 21 return nil, nil, NewSyscallError("pipe", e)
22 } 22 }
23 syscall.CloseOnExec(p[0]) 23 syscall.CloseOnExec(p[0])
24 syscall.CloseOnExec(p[1]) 24 syscall.CloseOnExec(p[1])
25 syscall.ForkLock.RUnlock() 25 syscall.ForkLock.RUnlock()
26 26
27 return NewFile(uintptr(p[0]), "|0"), NewFile(uintptr(p[1]), "|1"), nil 27 return NewFile(uintptr(p[0]), "|0"), NewFile(uintptr(p[1]), "|1"), nil
28 } 28 }
LEFTRIGHT

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