rclone/backend/local/read_device_unix.go
2021-09-09 20:43:59 +03:00

27 lines
669 B
Go

// Device reading functions
//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
// +build darwin dragonfly freebsd linux netbsd openbsd solaris
package local
import (
"os"
"syscall"
"github.com/rclone/rclone/fs"
)
// readDevice turns a valid os.FileInfo into a device number,
// returning devUnset if it fails.
func readDevice(fi os.FileInfo, oneFileSystem bool) uint64 {
if !oneFileSystem {
return devUnset
}
statT, ok := fi.Sys().(*syscall.Stat_t)
if !ok {
fs.Debugf(fi.Name(), "Type assertion fi.Sys().(*syscall.Stat_t) failed from: %#v", fi.Sys())
return devUnset
}
return uint64(statT.Dev) // nolint: unconvert
}