59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
// Copyright (C) 2020 The Syncthing Authors.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this file,
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// You can obtain one at https://mozilla.org/MPL/2.0/.
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// +build windows
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package fs
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import (
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"path/filepath"
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"strings"
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"syscall"
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)
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type basicRealCaserWindows struct {
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uri string
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}
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func newBasicRealCaser(fs Filesystem) realCaser {
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return &basicRealCaserWindows{fs.URI()}
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}
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// RealCase returns the correct case for the given name, which is a relative
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// path below root, as it exists on disk.
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func (r *basicRealCaserWindows) realCase(name string) (string, error) {
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if name == "." {
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return ".", nil
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}
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path := r.uri
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comps := strings.Split(name, string(PathSeparator))
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var err error
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for i, comp := range comps {
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path = filepath.Join(path, comp)
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comps[i], err = r.realCaseBase(path)
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if err != nil {
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return "", err
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}
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}
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return filepath.Join(comps...), nil
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}
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func (*basicRealCaserWindows) realCaseBase(path string) (string, error) {
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p, err := syscall.UTF16PtrFromString(fixLongPath(path))
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if err != nil {
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return "", err
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}
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var fd syscall.Win32finddata
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h, err := syscall.FindFirstFile(p, &fd)
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if err != nil {
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return "", err
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}
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syscall.FindClose(h)
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return syscall.UTF16ToString(fd.FileName[:]), nil
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}
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func (r *basicRealCaserWindows) dropCache() {}
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