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