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cmd/api: make it work even when cgo is disabled

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make use of $USER or %USERNAME% to determine the current user.
Fixes #6578.

R=golang-dev, bradfitz, alex.brainman
CC=golang-dev
https://golang.org/cl/14649043
This commit is contained in:
Shenghou Ma 2013-10-14 00:18:46 -04:00
parent 26f43a089e
commit 89ebc28b58
1 changed files with 11 additions and 3 deletions
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14
src/cmd/api/run.go
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@ -93,13 +93,21 @@ func file(s ...string) string {
func prepGoPath() string {
const tempBase = "go.tools.TMP"
username := ""
u, err := user.Current()
if err != nil {
log.Fatalf("Error getting current user: %v", err)
if err == nil {
username = u.Username
} else {
// Only need to handle Unix here, as Windows's os/user uses
// native syscall and should work fine without cgo.
username = os.Getenv("USER")
if username == "" {
log.Fatalf("Error getting current user: %v", err)
}
}
// The GOPATH we'll return
gopath := filepath.Join(os.TempDir(), "gopath-api-"+cleanUsername(u.Username), goToolsVersion)
gopath := filepath.Join(os.TempDir(), "gopath-api-"+cleanUsername(username), goToolsVersion)
// cloneDir is where we run "hg clone".
cloneDir := filepath.Join(gopath, "src", "code.google.com", "p")