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package util
import (
"bufio"
"github.com/chrislusf/weed-fs/go/glog"
"errors"
"os"
)
func TestFolderWritable(folder string) (err error) {
fileInfo, err := os.Stat(folder)
if err != nil {
return err
}
if !fileInfo.IsDir() {
return errors.New("Not a valid folder!")
}
perm := fileInfo.Mode().Perm()
glog.V(0).Infoln("Folder", folder, "Permission:", perm)
if 0200&perm != 0 {
return nil
}
return errors.New("Not writable!")
}
func Readln(r *bufio.Reader) ([]byte, error) {
var (
isPrefix bool = true
err error = nil
line, ln []byte
)
for isPrefix && err == nil {
line, isPrefix, err = r.ReadLine()
ln = append(ln, line...)
}
return ln, err
}
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