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package archive
import (
"fmt"
"path/filepath"
"strings"
)
// checkSystemDriveAndRemoveDriveLetter is the Windows implementation
// of CheckSystemDriveAndRemoveDriveLetter
func checkSystemDriveAndRemoveDriveLetter(path string) (string, error) {
if len(path) == 2 && string(path[1]) == ":" {
return "", fmt.Errorf("no relative path specified in %q", path)
}
if !filepath.IsAbs(path) || len(path) < 2 {
return filepath.FromSlash(path), nil
}
if string(path[1]) == ":" && !strings.EqualFold(string(path[0]), "c") {
return "", fmt.Errorf("the specified path is not on the system drive (C:)")
}
return filepath.FromSlash(path[2:]), nil
}
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