platform_build_soong/finder/fs/fs_linux.go

50 lines
1.4 KiB
Go

// Copyright 2017 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package fs
import (
"fmt"
"os"
"syscall"
"time"
)
func (osFs) InodeNumber(info os.FileInfo) (number uint64, err error) {
sys := info.Sys()
linuxStats, ok := sys.(*syscall.Stat_t)
if ok {
return linuxStats.Ino, nil
}
return 0, fmt.Errorf("%v is not a *syscall.Stat_t", sys)
}
func (osFs) DeviceNumber(info os.FileInfo) (number uint64, err error) {
sys := info.Sys()
linuxStats, ok := sys.(*syscall.Stat_t)
if ok {
return linuxStats.Dev, nil
}
return 0, fmt.Errorf("%v is not a *syscall.Stat_t", sys)
}
func (osFs) PermTime(info os.FileInfo) (when time.Time, err error) {
sys := info.Sys()
linuxStats, ok := sys.(*syscall.Stat_t)
if ok {
return time.Unix(linuxStats.Ctim.Sec, linuxStats.Ctim.Nsec), nil
}
return time.Time{}, fmt.Errorf("%v is not a *syscall.Stat_t", sys)
}