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Commit 1f5e250e authored by Hiroshi Ioka's avatar Hiroshi Ioka Committed by Russ Cox
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x/sys/unix: add *linkat functions on linux 

* expose linkat, readlinkat, symlinkat

Fixes golang/go#14459

Change-Id: I44d8dd8020bc61b9c75e0566c34ca9cc56b23f9d
Reviewed-on: https://go-review.googlesource.com/20129Reviewed-by: 's avatarRuss Cox <rsc@golang.org>
parent c47cb47a
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Showing with 30 additions and 34 deletions
unix/syscall_linux.go
View file @ 1f5e250e
...@@ -69,10 +69,10 @@ func Ppoll(fds []PollFd, timeout *Timespec, sigmask *Sigset_t) (n int, err error ...@@ -69,10 +69,10 @@ func Ppoll(fds []PollFd, timeout *Timespec, sigmask *Sigset_t) (n int, err error
return ppoll(&fds[0], len(fds), timeout, sigmask) return ppoll(&fds[0], len(fds), timeout, sigmask)
} }
//sys readlinkat(dirfd int, path string, buf []byte) (n int, err error) //sys Readlinkat(dirfd int, path string, buf []byte) (n int, err error)
func Readlink(path string, buf []byte) (n int, err error) { func Readlink(path string, buf []byte) (n int, err error) {
return readlinkat(AT_FDCWD, path, buf) return Readlinkat(AT_FDCWD, path, buf)
} }
func Rename(oldpath string, newpath string) (err error) { func Rename(oldpath string, newpath string) (err error) {
...@@ -83,21 +83,17 @@ func Rmdir(path string) error { ...@@ -83,21 +83,17 @@ func Rmdir(path string) error {
return unlinkat(AT_FDCWD, path, AT_REMOVEDIR) return unlinkat(AT_FDCWD, path, AT_REMOVEDIR)
} }
//sys symlinkat(oldpath string, newdirfd int, newpath string) (err error) //sys Symlinkat(oldpath string, newdirfd int, newpath string) (err error)
func Symlink(oldpath string, newpath string) (err error) { func Symlink(oldpath string, newpath string) (err error) {
return symlinkat(oldpath, AT_FDCWD, newpath) return Symlinkat(oldpath, AT_FDCWD, newpath)
} }
func Unlink(path string) error { func Unlink(path string) error {
return unlinkat(AT_FDCWD, path, 0) return Unlinkat(AT_FDCWD, path, 0)
} }
//sys unlinkat(dirfd int, path string, flags int) (err error) //sys Unlinkat(dirfd int, path string, flags int) (err error)
func Unlinkat(dirfd int, path string, flags int) error {
return unlinkat(dirfd, path, flags)
}
//sys utimes(path string, times *[2]Timeval) (err error) //sys utimes(path string, times *[2]Timeval) (err error)
......
unix/zsyscall_linux_386.go
View file @ 1f5e250e
...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, ...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int,
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { ...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(oldpath) _p0, err = BytePtrFromString(oldpath)
if err != nil { if err != nil {
...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { ...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func unlinkat(dirfd int, path string, flags int) (err error) { func Unlinkat(dirfd int, path string, flags int) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
......
unix/zsyscall_linux_amd64.go
View file @ 1f5e250e
...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, ...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int,
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { ...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(oldpath) _p0, err = BytePtrFromString(oldpath)
if err != nil { if err != nil {
...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { ...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func unlinkat(dirfd int, path string, flags int) (err error) { func Unlinkat(dirfd int, path string, flags int) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
......
unix/zsyscall_linux_arm.go
View file @ 1f5e250e
...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, ...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int,
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { ...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(oldpath) _p0, err = BytePtrFromString(oldpath)
if err != nil { if err != nil {
...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { ...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func unlinkat(dirfd int, path string, flags int) (err error) { func Unlinkat(dirfd int, path string, flags int) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
......
unix/zsyscall_linux_arm64.go
View file @ 1f5e250e
...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, ...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int,
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { ...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(oldpath) _p0, err = BytePtrFromString(oldpath)
if err != nil { if err != nil {
...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { ...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func unlinkat(dirfd int, path string, flags int) (err error) { func Unlinkat(dirfd int, path string, flags int) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
......
unix/zsyscall_linux_mips64.go
View file @ 1f5e250e
...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, ...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int,
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { ...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(oldpath) _p0, err = BytePtrFromString(oldpath)
if err != nil { if err != nil {
...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { ...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func unlinkat(dirfd int, path string, flags int) (err error) { func Unlinkat(dirfd int, path string, flags int) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
......
unix/zsyscall_linux_mips64le.go
View file @ 1f5e250e
...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, ...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int,
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { ...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(oldpath) _p0, err = BytePtrFromString(oldpath)
if err != nil { if err != nil {
...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { ...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func unlinkat(dirfd int, path string, flags int) (err error) { func Unlinkat(dirfd int, path string, flags int) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
......
unix/zsyscall_linux_ppc64.go
View file @ 1f5e250e
...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, ...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int,
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { ...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(oldpath) _p0, err = BytePtrFromString(oldpath)
if err != nil { if err != nil {
...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { ...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func unlinkat(dirfd int, path string, flags int) (err error) { func Unlinkat(dirfd int, path string, flags int) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
......
unix/zsyscall_linux_ppc64le.go
View file @ 1f5e250e
...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, ...@@ -64,7 +64,7 @@ func ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int,
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { func Readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) { ...@@ -87,7 +87,7 @@ func readlinkat(dirfd int, path string, buf []byte) (n int, err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { func Symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(oldpath) _p0, err = BytePtrFromString(oldpath)
if err != nil { if err != nil {
...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) { ...@@ -109,7 +109,7 @@ func symlinkat(oldpath string, newdirfd int, newpath string) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func unlinkat(dirfd int, path string, flags int) (err error) { func Unlinkat(dirfd int, path string, flags int) (err error) {
var _p0 *byte var _p0 *byte
_p0, err = BytePtrFromString(path) _p0, err = BytePtrFromString(path)
if err != nil { if err != nil {
......
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