| package system // import "github.com/docker/docker/pkg/system" |
| |
| import "golang.org/x/sys/windows" |
| |
| // GetLongPathName converts Windows short pathnames to full pathnames. |
| // For example C:\Users\ADMIN~1 --> C:\Users\Administrator. |
| // It is a no-op on non-Windows platforms |
| func GetLongPathName(path string) (string, error) { |
| // See https://groups.google.com/forum/#!topic/golang-dev/1tufzkruoTg |
| p, err := windows.UTF16FromString(path) |
| if err != nil { |
| return "", err |
| } |
| b := p // GetLongPathName says we can reuse buffer |
| n, err := windows.GetLongPathName(&p[0], &b[0], uint32(len(b))) |
| if err != nil { |
| return "", err |
| } |
| if n > uint32(len(b)) { |
| b = make([]uint16, n) |
| _, err = windows.GetLongPathName(&p[0], &b[0], uint32(len(b))) |
| if err != nil { |
| return "", err |
| } |
| } |
| return windows.UTF16ToString(b), nil |
| } |