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unix: add Prctl for linux platforms

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Adds Prctl syscall for linux platforms. syscall and x/sys/unix already
defined the PR_ series of constants.

See discussion: https://groups.google.com/forum/#!topic/golang-nuts/rG6xShds2Dc

Change-Id: Ida5562b46abef574a3f9ac31911142f1e8d7fb4f
Reviewed-on: https://go-review.googlesource.com/15520
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Dave Cheney
2015-10-08 03:55:53 +00:00
parent 342d6a85aa
commit 18d75a3b5e
7 changed files with 61 additions and 1 deletions
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unix/zsyscall_linux_arm64.go
+10
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@@ -788,6 +788,16 @@ func prlimit(pid int, resource int, old *Rlimit, newlimit *Rlimit) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Prctl(option int, arg2 uintptr, arg3 uintptr, arg4 uintptr, arg5 uintptr) (err error) {
_, _, e1 := Syscall6(SYS_PRCTL, uintptr(option), uintptr(arg2), uintptr(arg3), uintptr(arg4), uintptr(arg5), 0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func read(fd int, p []byte) (n int, err error) {
var _p0 unsafe.Pointer
if len(p) > 0 {