diff options
Diffstat (limited to 'llvm/lib/Support')
| -rw-r--r-- | llvm/lib/Support/Windows/Path.inc | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/llvm/lib/Support/Windows/Path.inc b/llvm/lib/Support/Windows/Path.inc index a7a44158947..d8b5702bf15 100644 --- a/llvm/lib/Support/Windows/Path.inc +++ b/llvm/lib/Support/Windows/Path.inc @@ -464,6 +464,10 @@ std::error_code mapped_file_region::init(int FD, uint64_t Offset, if (Size > std::numeric_limits<SIZE_T>::max()) return make_error_code(errc::invalid_argument); + HANDLE FileHandle = reinterpret_cast<HANDLE>(_get_osfhandle(FD)); + if (FileHandle == INVALID_HANDLE_VALUE) + return make_error_code(errc::bad_file_descriptor); + DWORD flprotect; switch (Mode) { case readonly: flprotect = PAGE_READONLY; break; @@ -518,19 +522,10 @@ std::error_code mapped_file_region::init(int FD, uint64_t Offset, mapped_file_region::mapped_file_region(int fd, mapmode mode, uint64_t length, uint64_t offset, std::error_code &ec) - : Size(length), Mapping(), - FileHandle(INVALID_HANDLE_VALUE) { - FileHandle = reinterpret_cast<HANDLE>(_get_osfhandle(fd)); - if (FileHandle == INVALID_HANDLE_VALUE) { - ec = make_error_code(errc::bad_file_descriptor); - return; - } - + : Size(length), Mapping() { ec = init(fd, offset, mode); - if (ec) { + if (ec) Mapping = 0; - FileHandle = INVALID_HANDLE_VALUE; - } } mapped_file_region::~mapped_file_region() { |
