kefu/tools/file.go

56 lines
1.1 KiB
Go

package tools
import (
"os"
"os/exec"
"path/filepath"
"strings"
)
//判断文件文件夹是否存在(字节0也算不存在)
func IsFileExist(path string) (bool, error) {
fileInfo, err := os.Stat(path)
if os.IsNotExist(err) {
return false, nil
}
//我这里判断了如果是0也算不存在
if fileInfo.Size() == 0 {
return false, nil
}
if err == nil {
return true, nil
}
return false, err
}
//判断文件文件夹不存在
func IsFileNotExist(path string) (bool, error) {
_, err := os.Stat(path)
if os.IsNotExist(err) {
return true, nil
}
return false, err
}
//获取程序执行目录
func GetRunPath2() string {
file, _ := exec.LookPath(os.Args[0])
path, _ := filepath.Abs(file)
index := strings.LastIndex(path, string(os.PathSeparator))
ret := path[:index]
return ret
}
//获取程序根目录
func GetRootPath() string {
rootPath, _ := os.Getwd()
if notExist, _ := IsFileNotExist(rootPath); notExist {
rootPath = GetRunPath2()
if notExist, _ := IsFileNotExist(rootPath); notExist {
rootPath = "."
}
}
return rootPath
}