diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Support/Path.cpp | 10 | ||||
| -rw-r--r-- | llvm/lib/Support/Windows/Path.inc | 2 |
2 files changed, 10 insertions, 2 deletions
diff --git a/llvm/lib/Support/Path.cpp b/llvm/lib/Support/Path.cpp index 99c90d79551..59c0aa6ee5e 100644 --- a/llvm/lib/Support/Path.cpp +++ b/llvm/lib/Support/Path.cpp @@ -1159,8 +1159,16 @@ Error TempFile::keep(const Twine &Name) { // If we can't cancel the delete don't rename. auto H = reinterpret_cast<HANDLE>(_get_osfhandle(FD)); std::error_code RenameEC = setDeleteDisposition(H, false); - if (!RenameEC) + if (!RenameEC) { RenameEC = rename_fd(FD, Name); + // If rename failed because it's cross-device, copy instead + if (RenameEC == + std::error_code(ERROR_NOT_SAME_DEVICE, std::system_category())) { + RenameEC = copy_file(TmpName, Name); + setDeleteDisposition(H, true); + } + } + // If we can't rename, discard the temporary file. if (RenameEC) setDeleteDisposition(H, true); diff --git a/llvm/lib/Support/Windows/Path.inc b/llvm/lib/Support/Windows/Path.inc index b64b013d740..f425d607af4 100644 --- a/llvm/lib/Support/Windows/Path.inc +++ b/llvm/lib/Support/Windows/Path.inc @@ -450,7 +450,7 @@ static std::error_code rename_handle(HANDLE FromHandle, const Twine &To) { if (std::error_code EC2 = realPathFromHandle(FromHandle, WideFrom)) return EC2; if (::MoveFileExW(WideFrom.begin(), WideTo.begin(), - MOVEFILE_REPLACE_EXISTING | MOVEFILE_COPY_ALLOWED)) + MOVEFILE_REPLACE_EXISTING)) return std::error_code(); return mapWindowsError(GetLastError()); } |
