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|
package renameat
import (
"syscall"
"unsafe"
)
const (
SYS_RENAMEATX_NP = 488
RENAME_SWAP = 0x2
RENAME_EXCHANGE = RENAME_SWAP
)
func renameat(olddirfd int, oldpath string, newdirfd int, newpath string, flags uint) error {
oldpathCString, err := syscall.BytePtrFromString(oldpath)
if err != nil {
return err
}
newpathCString, err := syscall.BytePtrFromString(newpath)
if err != nil {
return err
}
_, _, errno := syscall.Syscall6(
SYS_RENAMEATX_NP,
uintptr(olddirfd),
uintptr(unsafe.Pointer(oldpathCString)),
uintptr(newdirfd),
uintptr(unsafe.Pointer(newpathCString)),
uintptr(flags),
0,
)
if errno != 0 {
return errno
}
return nil
}
|
