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Diffstat (limited to 'vendor/github.com/mitchellh/go-homedir/homedir.go')
-rw-r--r--vendor/github.com/mitchellh/go-homedir/homedir.go157
1 files changed, 0 insertions, 157 deletions
diff --git a/vendor/github.com/mitchellh/go-homedir/homedir.go b/vendor/github.com/mitchellh/go-homedir/homedir.go
deleted file mode 100644
index fb87bef..0000000
--- a/vendor/github.com/mitchellh/go-homedir/homedir.go
+++ /dev/null
@@ -1,157 +0,0 @@
-package homedir
-
-import (
- "bytes"
- "errors"
- "os"
- "os/exec"
- "path/filepath"
- "runtime"
- "strconv"
- "strings"
- "sync"
-)
-
-// DisableCache will disable caching of the home directory. Caching is enabled
-// by default.
-var DisableCache bool
-
-var homedirCache string
-var cacheLock sync.RWMutex
-
-// Dir returns the home directory for the executing user.
-//
-// This uses an OS-specific method for discovering the home directory.
-// An error is returned if a home directory cannot be detected.
-func Dir() (string, error) {
- if !DisableCache {
- cacheLock.RLock()
- cached := homedirCache
- cacheLock.RUnlock()
- if cached != "" {
- return cached, nil
- }
- }
-
- cacheLock.Lock()
- defer cacheLock.Unlock()
-
- var result string
- var err error
- if runtime.GOOS == "windows" {
- result, err = dirWindows()
- } else {
- // Unix-like system, so just assume Unix
- result, err = dirUnix()
- }
-
- if err != nil {
- return "", err
- }
- homedirCache = result
- return result, nil
-}
-
-// Expand expands the path to include the home directory if the path
-// is prefixed with `~`. If it isn't prefixed with `~`, the path is
-// returned as-is.
-func Expand(path string) (string, error) {
- if len(path) == 0 {
- return path, nil
- }
-
- if path[0] != '~' {
- return path, nil
- }
-
- if len(path) > 1 && path[1] != '/' && path[1] != '\\' {
- return "", errors.New("cannot expand user-specific home dir")
- }
-
- dir, err := Dir()
- if err != nil {
- return "", err
- }
-
- return filepath.Join(dir, path[1:]), nil
-}
-
-func dirUnix() (string, error) {
- homeEnv := "HOME"
- if runtime.GOOS == "plan9" {
- // On plan9, env vars are lowercase.
- homeEnv = "home"
- }
-
- // First prefer the HOME environmental variable
- if home := os.Getenv(homeEnv); home != "" {
- return home, nil
- }
-
- var stdout bytes.Buffer
-
- // If that fails, try OS specific commands
- if runtime.GOOS == "darwin" {
- cmd := exec.Command("sh", "-c", `dscl -q . -read /Users/"$(whoami)" NFSHomeDirectory | sed 's/^[^ ]*: //'`)
- cmd.Stdout = &stdout
- if err := cmd.Run(); err == nil {
- result := strings.TrimSpace(stdout.String())
- if result != "" {
- return result, nil
- }
- }
- } else {
- cmd := exec.Command("getent", "passwd", strconv.Itoa(os.Getuid()))
- cmd.Stdout = &stdout
- if err := cmd.Run(); err != nil {
- // If the error is ErrNotFound, we ignore it. Otherwise, return it.
- if err != exec.ErrNotFound {
- return "", err
- }
- } else {
- if passwd := strings.TrimSpace(stdout.String()); passwd != "" {
- // username:password:uid:gid:gecos:home:shell
- passwdParts := strings.SplitN(passwd, ":", 7)
- if len(passwdParts) > 5 {
- return passwdParts[5], nil
- }
- }
- }
- }
-
- // If all else fails, try the shell
- stdout.Reset()
- cmd := exec.Command("sh", "-c", "cd && pwd")
- cmd.Stdout = &stdout
- if err := cmd.Run(); err != nil {
- return "", err
- }
-
- result := strings.TrimSpace(stdout.String())
- if result == "" {
- return "", errors.New("blank output when reading home directory")
- }
-
- return result, nil
-}
-
-func dirWindows() (string, error) {
- // First prefer the HOME environmental variable
- if home := os.Getenv("HOME"); home != "" {
- return home, nil
- }
-
- // Prefer standard environment variable USERPROFILE
- if home := os.Getenv("USERPROFILE"); home != "" {
- return home, nil
- }
-
- drive := os.Getenv("HOMEDRIVE")
- path := os.Getenv("HOMEPATH")
- home := drive + path
- if drive == "" || path == "" {
- return "", errors.New("HOMEDRIVE, HOMEPATH, or USERPROFILE are blank")
- }
-
- return home, nil
-}