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remove extraneous variable declaration, fix FOR loop

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This commit is contained in:
Matthew Patton 2018-10-30 20:40:58 -04:00
parent eb65416619
commit d74839ede0
1 changed files with 5 additions and 8 deletions
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13
packer/config_file.go
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@ -20,22 +20,19 @@ func ConfigDir() (string, error) {
// ConfigTmpDir returns the configuration tmp directory for Packer
func ConfigTmpDir() (string, error) {
var tmpdir, td string
var found bool
if tmpdir = os.Getenv("PACKER_TMP_DIR"); tmpdir == "" {
for e := range []string{"TEMP", "TMP", "LOCALAPPDATA"} {
if tmpdir := os.Getenv("PACKER_TMP_DIR"); tmpdir == "" {
for _, e := range []string{"TEMP", "TMP", "LOCALAPPDATA"} {
if tmpdir, found := os.LookupEnv(e); found {
td = filepath.Join(tmpdir, "packer")
td := filepath.Join(tmpdir, "packer")
break
}
}
}
if tmpdir == "" {
td = filepath.Join(configDir(), "tmp")
td := filepath.Join(ConfigDir(), "tmp")
}
_, err = os.Stat(td)
_, err := os.Stat(td)
if os.IsNotExist(err) {
if err = os.MkdirAll(td, 0700); err != nil {
return "", err