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45 lines
882 B
Go
45 lines
882 B
Go
package staros
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import (
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"errors"
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"os"
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)
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var ERR_ALREADY_LOCKED = errors.New("ALREADY LOCKED")
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var ERR_TIMEOUT = errors.New("TIME OUT")
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func NewFileLock(filepath string) FileLock {
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return FileLock{
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filepath: filepath,
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}
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}
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// 检测文件/文件夹是否存在
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func Exists(path string) bool {
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_, err := os.Stat(path)
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if err != nil && os.IsNotExist(err) {
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return false
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}
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return true
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}
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// IsFile 返回给定文件地址是否是一个文件，
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//True为是一个文件,False为不是文件或路径无效
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func IsFile(fpath string) bool {
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s, err := os.Stat(fpath)
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if err != nil {
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return false
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}
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return !s.IsDir()
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}
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// IsFolder 返回给定文件地址是否是一个文件夹，
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//True为是一个文件夹,False为不是文件夹或路径无效
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func IsFolder(fpath string) bool {
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s, err := os.Stat(fpath)
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if err != nil {
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return false
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}
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return s.IsDir()
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}
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