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migrate to github.com/moby/go-archive module
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
67
vendor/github.com/moby/go-archive/archive_windows.go
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67
vendor/github.com/moby/go-archive/archive_windows.go
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package archive
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import (
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"archive/tar"
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"os"
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"path/filepath"
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"strings"
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)
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// longPathPrefix is the longpath prefix for Windows file paths.
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const longPathPrefix = `\\?\`
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// addLongPathPrefix adds the Windows long path prefix to the path provided if
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// it does not already have it. It is a no-op on platforms other than Windows.
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//
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// addLongPathPrefix is a copy of [github.com/docker/docker/pkg/longpath.AddPrefix].
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func addLongPathPrefix(srcPath string) string {
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if strings.HasPrefix(srcPath, longPathPrefix) {
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return srcPath
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}
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if strings.HasPrefix(srcPath, `\\`) {
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// This is a UNC path, so we need to add 'UNC' to the path as well.
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return longPathPrefix + `UNC` + srcPath[1:]
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}
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return longPathPrefix + srcPath
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}
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// getWalkRoot calculates the root path when performing a TarWithOptions.
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// We use a separate function as this is platform specific.
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func getWalkRoot(srcPath string, include string) string {
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return filepath.Join(srcPath, include)
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}
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// chmodTarEntry is used to adjust the file permissions used in tar header based
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// on the platform the archival is done.
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func chmodTarEntry(perm os.FileMode) os.FileMode {
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// Remove group- and world-writable bits.
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perm &= 0o755
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// Add the x bit: make everything +x on Windows
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return perm | 0o111
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}
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func setHeaderForSpecialDevice(hdr *tar.Header, name string, stat interface{}) (err error) {
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// do nothing. no notion of Rdev, Nlink in stat on Windows
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return
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}
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func getInodeFromStat(stat interface{}) (uint64, error) {
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// do nothing. no notion of Inode in stat on Windows
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return 0, nil
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}
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// handleTarTypeBlockCharFifo is an OS-specific helper function used by
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// createTarFile to handle the following types of header: Block; Char; Fifo
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func handleTarTypeBlockCharFifo(hdr *tar.Header, path string) error {
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return nil
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}
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func handleLChmod(hdr *tar.Header, path string, hdrInfo os.FileInfo) error {
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return nil
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}
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func getFileUIDGID(stat interface{}) (int, int, error) {
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// no notion of file ownership mapping yet on Windows
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return 0, 0, nil
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}
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