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syscall: fix returned values of Dup2 on aix/ppc64

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Change-Id: Ia78ea589cc6d58ff22f7d519399c06c5308419dd
Reviewed-on: https://go-review.googlesource.com/c/go/+/168878
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
This commit is contained in:
Clément Chigot 2019-03-22 12:52:54 +01:00 committed by Ian Lance Taylor
parent 4906a00cdd
commit 83d90bbc82
2 changed files with 3 additions and 4 deletions
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2
src/syscall/syscall_aix.go
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@ -46,7 +46,7 @@ func (ts *StTimespec_t) Nano() int64 {
// But, as fcntl is currently not exported and isn't called with F_DUP2FD,
// it doesn't matter.
//sys fcntl(fd int, cmd int, arg int) (val int, err error)
//sys Dup2(old int, new int) (val int, err error)
//sys Dup2(old int, new int) (err error)
//sysnb pipe(p *[2]_C_int) (err error)
func Pipe(p []int) (err error) {

5
src/syscall/zsyscall_aix_ppc64.go
View File

@ -294,9 +294,8 @@ func fcntl(fd int, cmd int, arg int) (val int, err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Dup2(old int, new int) (val int, err error) {
r0, _, e1 := syscall6(uintptr(unsafe.Pointer(&libc_Dup2)), 2, uintptr(old), uintptr(new), 0, 0, 0, 0)
val = int(r0)
func Dup2(old int, new int) (err error) {
_, _, e1 := syscall6(uintptr(unsafe.Pointer(&libc_Dup2)), 2, uintptr(old), uintptr(new), 0, 0, 0, 0)
if e1 != 0 {
err = errnoErr(e1)
}