| 1 | //go:build windows |
| 2 | |
| 3 | package repair |
| 4 | |
| 5 | import ( |
| 6 | "encoding/binary" |
| 7 | |
| 8 | "golang.org/x/sys/windows" |
| 9 | ) |
| 10 | |
| 11 | func platformRepairPathCaseInsensitive(path string) bool { |
| 12 | parent := existingRepairPathParent(path) |
| 13 | if parent == "" { |
| 14 | return true |
| 15 | } |
| 16 | name, err := windows.UTF16PtrFromString(parent) |
| 17 | if err != nil { |
| 18 | return true |
| 19 | } |
| 20 | handle, err := windows.CreateFile( |
| 21 | name, |
| 22 | windows.FILE_READ_ATTRIBUTES, |
| 23 | windows.FILE_SHARE_READ|windows.FILE_SHARE_WRITE|windows.FILE_SHARE_DELETE, |
| 24 | nil, |
| 25 | windows.OPEN_EXISTING, |
| 26 | windows.FILE_FLAG_BACKUP_SEMANTICS, |
| 27 | 0, |
| 28 | ) |
| 29 | if err != nil { |
| 30 | return true |
| 31 | } |
| 32 | defer windows.CloseHandle(handle) |
| 33 | |
| 34 | var info [4]byte |
| 35 | err = windows.GetFileInformationByHandleEx( |
| 36 | handle, |
| 37 | windows.FileCaseSensitiveInfo, |
| 38 | &info[0], |
| 39 | uint32(len(info)), |
| 40 | ) |
| 41 | if err == nil { |
| 42 | return binary.LittleEndian.Uint32(info[:])&windows.FILE_CS_FLAG_CASE_SENSITIVE_DIR == 0 |
| 43 | } |
| 44 | // Per-directory case sensitivity was added after the API itself. Systems |
| 45 | // that cannot answer the query retain legacy case-insensitive lookup. |
| 46 | return true |
| 47 | } |
| 48 |