siyuan/kernel/filesys/io.go

67 lines
1.4 KiB
Go

package filesys
import (
"io"
"os"
"sync"
"github.com/88250/gulu"
"github.com/siyuan-note/filelock"
"github.com/siyuan-note/logging"
)
var writingFileLock = sync.Mutex{}
func LockWriteFile() {
writingFileLock.Lock()
}
func UnlockWriteFile() {
writingFileLock.Unlock()
}
func WriteFileSaferByReader(writePath string, reader io.Reader) (err error) {
writingFileLock.Lock()
defer writingFileLock.Unlock()
if err = gulu.File.WriteFileSaferByReader(writePath, reader, 0644); nil != err {
logging.LogErrorf("write file [%s] failed: %s", writePath, err)
return
}
return
}
func WriteFileSafer(writePath string, data []byte) (err error) {
writingFileLock.Lock()
defer writingFileLock.Unlock()
if err = gulu.File.WriteFileSafer(writePath, data, 0644); nil != err {
logging.LogErrorf("write file [%s] failed: %s", writePath, err)
return
}
return
}
func Copy(source, dest string) (err error) {
writingFileLock.Lock()
defer writingFileLock.Unlock()
filelock.ReleaseFileLocks(source)
if err = gulu.File.Copy(source, dest); nil != err {
logging.LogErrorf("copy [%s] to [%s] failed: %s", source, dest, err)
return
}
return
}
func RemoveAll(p string) (err error) {
writingFileLock.Lock()
defer writingFileLock.Unlock()
filelock.ReleaseFileLocks(p)
if err = os.RemoveAll(p); nil != err {
logging.LogErrorf("remove all [%s] failed: %s", p, err)
return
}
return
}