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/sysPublic

Commita7f19e9

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tklausergopherbot
authored andcommitted
unix: add Dup3 on dragonfly
Use the same implementation as on freebsd which is also what thedragonfly libc uses.Change-Id: I0ed513ae15fcb6dac77b2fc76f662723d66b75c6Reviewed-on:https://go-review.googlesource.com/c/sys/+/636435Auto-Submit: Tobias Klauser <tobias.klauser@gmail.com>Reviewed-by: Ian Lance Taylor <iant@google.com>Reviewed-by: Carlos Amedee <carlos@golang.org>LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>TryBot-Result: Gopher Robot <gobot@golang.org>
1 parentfe16172 commita7f19e9

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‎unix/dup3_test.go‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -2,7 +2,7 @@
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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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5-
//go:build freebsd || linux || netbsd || openbsd
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//go:builddragonfly ||freebsd || linux || netbsd || openbsd
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package unix_test
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@@ -16,7 +16,7 @@ import (
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)
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funcTestDup3(t*testing.T) {
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tempFile,err:=os.Create(filepath.Join(t.TempDir(),"TestDup"))
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tempFile,err:=os.Create(filepath.Join(t.TempDir(),"TestDup3"))
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iferr!=nil {
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t.Fatal(err)
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}

‎unix/syscall_dragonfly.go‎

Lines changed: 12 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -246,6 +246,18 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
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returnsendfile(outfd,infd,offset,count)
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}
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funcDup3(oldfd,newfd,flagsint)error {
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ifoldfd==newfd||flags&^O_CLOEXEC!=0 {
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returnEINVAL
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}
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how:=F_DUP2FD
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ifflags&O_CLOEXEC!=0 {
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how=F_DUP2FD_CLOEXEC
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}
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_,err:=fcntl(oldfd,how,newfd)
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returnerr
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}
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/*
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* Exposed directly
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*/

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