GitHubMirror/sys
1
0
Fork 0
mirror of https://github.com/rwinkhart/sys.git synced 2026-08-30 22:06:37 -04:00
Code Issues Packages Projects Releases Wiki Activity

unix: add PidfdOpen and PidfdGetfd

Browse Source 
Add wrappers for the pidfd_open and pidfd_getfd sycalls, available since 5.3.

PIDFD_NONBLOCK is defined manually since mkerrors.sh doesn't handle including
linux/pidfd.h well.

See https://man7.org/linux/man-pages/man2/pidfd_open.2.html

Change-Id: I68dfb52f6a7a44b7f3324a8379860a1bb765e71b
Reviewed-on: https://go-review.googlesource.com/c/sys/+/347332
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
This commit is contained in:
Lorenz Bauer
2021-09-09 19:32:31 +00:00
committed by Ian Lance Taylor
parent aa78b53d33
commit 528a39cd75
17 changed files with 87 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
unix/zsyscall_linux.go
+22
View File
@@ -1945,6 +1945,28 @@ func ProcessVMWritev(pid int, localIov []Iovec, remoteIov []RemoteIovec, flags u
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func PidfdOpen(pid int, flags int) (fd int, err error) {
r0, _, e1 := Syscall(SYS_PIDFD_OPEN, uintptr(pid), uintptr(flags), 0)
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func PidfdGetfd(pidfd int, targetfd int, flags int) (fd int, err error) {
r0, _, e1 := Syscall(SYS_PIDFD_GETFD, uintptr(pidfd), uintptr(targetfd), uintptr(flags))
fd = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func pipe2(p *[2]_C_int, flags int) (err error) {
_, _, e1 := RawSyscall(SYS_PIPE2, uintptr(unsafe.Pointer(p)), uintptr(flags), 0)
if e1 != 0 {