| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| package repo |
| |
| import ( |
| "flag" |
| "os" |
| "path/filepath" |
| "runtime" |
| ) |
| |
| func platformDataDir() string { |
| switch runtime.GOOS { |
| case "darwin": |
| return filepath.Join(os.Getenv("HOME"), "Library", "Application Support", "Fuchsia") |
| |
| case "windows": |
| return filepath.Join(os.Getenv("APPDATA"), "Fuchsia") |
| |
| default: |
| d := os.Getenv("XDG_DATA_HOME") |
| if d == "" { |
| d = filepath.Join(os.Getenv("HOME"), ".local", "share") |
| } |
| return filepath.Join(d, "Fuchsia") |
| |
| } |
| } |
| |
| // Config contains a common runtime configuration for repository manipulations. |
| type Config struct { |
| RepoDir string |
| TimeVersioned bool |
| } |
| |
| func (c *Config) Vars(fs *flag.FlagSet) { |
| fs.StringVar(&c.RepoDir, "repo", "", "path to repostory directory") |
| fs.BoolVar(&c.TimeVersioned, "vt", false, "Set repo versioning based on time rather than a monotonic increment") |
| } |
| |
| func (c *Config) ApplyDefaults() { |
| if c.RepoDir != "" { |
| return |
| } |
| |
| buildDir := os.Getenv("FUCHSIA_BUILD_DIR") |
| if buildDir != "" { |
| if c.RepoDir == "" { |
| c.RepoDir = filepath.Join(buildDir, "amber-files") |
| } |
| } else { |
| if c.RepoDir == "" { |
| c.RepoDir = filepath.Join(platformDataDir(), "amber-files") |
| } |
| } |
| } |
