moby--moby/vendor/github.com/tonistiigi/fsutil/copy/device_darwin.go

21 lines
335 B
Go

//go:build darwin
// +build darwin
package fs
import (
"os"
"syscall"
"github.com/pkg/errors"
"golang.org/x/sys/unix"
)
func copyDevice(dst string, fi os.FileInfo) error {
st, ok := fi.Sys().(*syscall.Stat_t)
if !ok {
return errors.New("unsupported stat type")
}
return unix.Mknod(dst, uint32(fi.Mode()), int(st.Rdev))
}