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|
package main
import (
"runtime"
"path/filepath"
"fmt"
"encoding/json"
"os"
"io"
"crypto/md5"
)
func GetDefaultConfigDir() string {
return filepath.Join(Homedir(), ".gdrive")
}
func ConfigFilePath(basePath, name string) string {
return filepath.Join(basePath, name)
}
func Homedir() string {
if runtime.GOOS == "windows" {
return os.Getenv("APPDATA")
}
return os.Getenv("HOME")
}
func equal(a, b []string) bool {
if a == nil && b == nil {
return true;
}
if a == nil || b == nil {
return false;
}
if len(a) != len(b) {
return false
}
for i := range a {
if a[i] != b[i] {
return false
}
}
return true
}
func ExitF(format string, a ...interface{}) {
fmt.Fprintf(os.Stderr, format, a...)
fmt.Println("")
os.Exit(1)
}
func checkErr(err error) {
if err != nil {
fmt.Println(err)
os.Exit(1)
}
}
func writeJson(path string, data interface{}) error {
tmpFile := path + ".tmp"
f, err := os.Create(tmpFile)
if err != nil {
return err
}
err = json.NewEncoder(f).Encode(data)
f.Close()
if err != nil {
os.Remove(tmpFile)
return err
}
return os.Rename(tmpFile, path)
}
func md5sum(path string) string {
h := md5.New()
f, err := os.Open(path)
if err != nil {
return ""
}
defer f.Close()
io.Copy(h, f)
return fmt.Sprintf("%x", h.Sum(nil))
}
|
