x/sys/unix: remove the "use" function and its calls.

Update mksyscall*.pl to skip generating calls to "use".
Make build tag handling match what's used in the syscall package.

See issue https://golang.org/issue/16607
and CL https://golang.org/cl/36616

Change-Id: I2d2e823fe1846d2110c07eb1bf976852706ecf60
Reviewed-on: https://go-review.googlesource.com/36715
Run-TryBot: Sameer Ajmani <sameer@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Sameer Ajmani
2017-02-10 16:30:38 +00:00
parent 7a6e5648d1
commit aaabbdc969
36 changed files with 80 additions and 1064 deletions
-1
View File
@@ -132,7 +132,6 @@ func (cmsg *Cmsghdr) SetLen(length int) {
func mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) {
mmap_args := [6]uintptr{addr, length, uintptr(prot), uintptr(flags), uintptr(fd), uintptr(offset)}
r0, _, e1 := Syscall(SYS_MMAP, uintptr(unsafe.Pointer(&mmap_args[0])), 0, 0)
use(unsafe.Pointer(&mmap_args[0]))
xaddr = uintptr(r0)
if e1 != 0 {
err = errnoErr(e1)