2026-04-08 21:34:29 +02:00

29 lines
799 B
Go

//go:build windows && !appengine
package pqutil
import (
"path/filepath"
"syscall"
)
func User() (string, error) {
// Perform Windows user name lookup identically to libpq.
//
// The PostgreSQL code makes use of the legacy Win32 function GetUserName,
// and that function has not been imported into stock Go. GetUserNameEx is
// available though, the difference being that a wider range of names are
// available. To get the output to be the same as GetUserName, only the
// base (or last) component of the result is returned.
var (
name = make([]uint16, 128)
pwnameSz = uint32(len(name)) - 1
)
err := syscall.GetUserNameEx(syscall.NameSamCompatible, &name[0], &pwnameSz)
if err != nil {
return "", err
}
s := syscall.UTF16ToString(name)
return filepath.Base(s), nil
}