| // Copyright 2010 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| // Windows environment variables. |
| |
| package os |
| |
| import ( |
| "syscall" |
| "utf16" |
| ) |
| |
| func TempDir() string { |
| const pathSep = '\\' |
| dirw := make([]uint16, syscall.MAX_PATH) |
| n, _ := syscall.GetTempPath(uint32(len(dirw)), &dirw[0]) |
| if n > uint32(len(dirw)) { |
| dirw = make([]uint16, n) |
| n, _ = syscall.GetTempPath(uint32(len(dirw)), &dirw[0]) |
| if n > uint32(len(dirw)) { |
| n = 0 |
| } |
| } |
| if n > 0 && dirw[n-1] == pathSep { |
| n-- |
| } |
| return string(utf16.Decode(dirw[0:n])) |
| } |
