79 lines
2.0 KiB
Go
79 lines
2.0 KiB
Go
package xdg
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import "os"
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// XDG Base Directory environment variables.
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const (
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envDataHome = "XDG_DATA_HOME"
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envDataDirs = "XDG_DATA_DIRS"
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envConfigHome = "XDG_CONFIG_HOME"
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envConfigDirs = "XDG_CONFIG_DIRS"
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envCacheHome = "XDG_CACHE_HOME"
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envRuntimeDir = "XDG_RUNTIME_DIR"
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)
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type baseDirectories struct {
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dataHome string
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data []string
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configHome string
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config []string
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cacheHome string
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runtime string
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// Non-standard directories.
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fonts []string
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applications []string
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}
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func (bd baseDirectories) dataFile(relPath string) (string, error) {
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return createPath(relPath, append([]string{bd.dataHome}, bd.data...))
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}
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func (bd baseDirectories) configFile(relPath string) (string, error) {
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return createPath(relPath, append([]string{bd.configHome}, bd.config...))
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}
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func (bd baseDirectories) cacheFile(relPath string) (string, error) {
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return createPath(relPath, []string{bd.cacheHome})
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}
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func (bd baseDirectories) runtimeFile(relPath string) (string, error) {
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fi, err := os.Lstat(bd.runtime)
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if err != nil {
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if os.IsNotExist(err) {
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return createPath(relPath, []string{bd.runtime})
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}
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return "", err
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}
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if fi.IsDir() {
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// The runtime directory must be owned by the user.
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if err = chown(bd.runtime, os.Getuid(), os.Getgid()); err != nil {
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return "", err
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}
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} else {
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// For security reasons, the runtime directory cannot be a symlink.
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if err = os.Remove(bd.runtime); err != nil {
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return "", err
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}
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}
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return createPath(relPath, []string{bd.runtime})
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}
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func (bd baseDirectories) searchDataFile(relPath string) (string, error) {
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return searchFile(relPath, append([]string{bd.dataHome}, bd.data...))
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}
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func (bd baseDirectories) searchConfigFile(relPath string) (string, error) {
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return searchFile(relPath, append([]string{bd.configHome}, bd.config...))
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}
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func (bd baseDirectories) searchCacheFile(relPath string) (string, error) {
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return searchFile(relPath, []string{bd.cacheHome})
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}
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func (bd baseDirectories) searchRuntimeFile(relPath string) (string, error) {
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return searchFile(relPath, []string{bd.runtime})
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}
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