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unix: add SyscallNoError and RawSyscallNoError on Linux

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Add the SyscallNoError and RawSyscallNoError wrapper functions which are
used for syscalls that don't return an error. Also convert all applicable
syscalls to use these wrappers.

Updates golang/go#22924

Change-Id: Ie143abc99de8d12d36b67ac278e08d7565f73ce0
Reviewed-on: https://go-review.googlesource.com/85756
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Tobias Klauser
2018-01-03 16:03:02 +00:00
committed by Brad Fitzpatrick
parent 83801418e1
commit 28a7276518
21 changed files with 370 additions and 130 deletions
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unix/syscall_linux.go
+7
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@@ -16,6 +16,13 @@ import (
"unsafe"
)
// SyscallNoError may be used instead of Syscall for syscalls that don't fail.
func SyscallNoError(trap, a1, a2, a3 uintptr) (r1, r2 uintptr)
// RawSyscallNoError may be used instead of RawSyscall for syscalls that don't
// fail.
func RawSyscallNoError(trap, a1, a2, a3 uintptr) (r1, r2 uintptr)
/*
* Wrapped
*/