func writeDB(jirix *jiri.X, db *profiles.DB, installer, path string) error {
// Do nothing if the installer is not supplied. This will generally
// happen when/if writeDB is called from the top-level profile driver
// command rather than from a subcommand.
if installer == "" {
return nil
}
fi, err := os.Stat(path)
if err != nil {
if !os.IsNotExist(err) {
return err
}
// New setup, but the directory doesn't exist yet.
if err := os.MkdirAll(path, os.FileMode(0755)); err != nil {
return err
}
} else {
if !fi.IsDir() {
return fmt.Errorf("%s exists but is not a directory", path)
}
}
// New setup with installers writing their own file in a directory
return db.Write(jirix, installer, path)
}
