mirrored from https://chromium.googlesource.com/infra/luci/luci-go
/
filesystem_unix.go
40 lines (33 loc) · 1.04 KB
/
filesystem_unix.go
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// Copyright 2019 The LUCI Authors.
//
// 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.
// +build !windows
package filesystem
import (
"os"
"syscall"
"golang.org/x/sys/unix"
)
func umask(mask int) int {
return syscall.Umask(mask)
}
func addReadMode(mode os.FileMode) os.FileMode {
return mode | syscall.S_IRUSR | syscall.S_IRGRP | syscall.S_IROTH
}
func getFreeSpace(path string) (uint64, error) {
var statfs unix.Statfs_t
if err := unix.Statfs(path, &statfs); err != nil {
return 0, err
}
return statfs.Bavail * uint64(statfs.Bsize), nil
}