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28 lines
871 B
28 lines
871 B
6 years ago
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// Package pq is a pure Go Postgres driver for the database/sql package.
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package pq
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import (
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"path/filepath"
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"syscall"
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)
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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
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// GetUserName, and that function has not been imported into stock Go.
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// GetUserNameEx is available though, the difference being that a
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// wider range of names are available. To get the output to be the
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// same as GetUserName, only the base (or last) component of the
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// result is returned.
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func userCurrent() (string, error) {
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pw_name := make([]uint16, 128)
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pwname_size := uint32(len(pw_name)) - 1
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err := syscall.GetUserNameEx(syscall.NameSamCompatible, &pw_name[0], &pwname_size)
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if err != nil {
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return "", ErrCouldNotDetectUsername
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}
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s := syscall.UTF16ToString(pw_name)
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u := filepath.Base(s)
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return u, nil
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}
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