| //===- llvm/Support/Win32/system_error.inc - Windows error_code --*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file provides the Windows specific implementation of the error_code |
| // and error_condition classes. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| //===----------------------------------------------------------------------===// |
| //=== WARNING: Implementation here must contain only generic Windows code that |
| //=== is guaranteed to work on *all* Windows variants. |
| //===----------------------------------------------------------------------===// |
| |
| #include <windows.h> |
| #include <winerror.h> |
| |
| using namespace llvm; |
| |
| std::string |
| _system_error_category::message(int ev) const { |
| LPVOID lpMsgBuf = 0; |
| DWORD retval = ::FormatMessageA( |
| FORMAT_MESSAGE_ALLOCATE_BUFFER | |
| FORMAT_MESSAGE_FROM_SYSTEM | |
| FORMAT_MESSAGE_IGNORE_INSERTS, |
| NULL, |
| ev, |
| MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language |
| (LPSTR) &lpMsgBuf, |
| 0, |
| NULL); |
| if (retval == 0) { |
| ::LocalFree(lpMsgBuf); |
| return std::string("Unknown error"); |
| } |
| |
| std::string str( static_cast<LPCSTR>(lpMsgBuf) ); |
| ::LocalFree(lpMsgBuf); |
| |
| while (str.size() |
| && (str[str.size()-1] == '\n' || str[str.size()-1] == '\r')) |
| str.erase( str.size()-1 ); |
| if (str.size() && str[str.size()-1] == '.') |
| str.erase( str.size()-1 ); |
| return str; |
| } |
| |
| // I'd rather not double the line count of the following. |
| #define MAP_ERR_TO_COND(x, y) case x: return make_error_condition(errc::y) |
| |
| error_condition |
| _system_error_category::default_error_condition(int ev) const { |
| switch (ev) { |
| MAP_ERR_TO_COND(0, success); |
| // Windows system -> posix_errno decode table ---------------------------// |
| // see WinError.h comments for descriptions of errors |
| MAP_ERR_TO_COND(ERROR_ACCESS_DENIED, permission_denied); |
| MAP_ERR_TO_COND(ERROR_ALREADY_EXISTS, file_exists); |
| MAP_ERR_TO_COND(ERROR_BAD_UNIT, no_such_device); |
| MAP_ERR_TO_COND(ERROR_BUFFER_OVERFLOW, filename_too_long); |
| MAP_ERR_TO_COND(ERROR_BUSY, device_or_resource_busy); |
| MAP_ERR_TO_COND(ERROR_BUSY_DRIVE, device_or_resource_busy); |
| MAP_ERR_TO_COND(ERROR_CANNOT_MAKE, permission_denied); |
| MAP_ERR_TO_COND(ERROR_CANTOPEN, io_error); |
| MAP_ERR_TO_COND(ERROR_CANTREAD, io_error); |
| MAP_ERR_TO_COND(ERROR_CANTWRITE, io_error); |
| MAP_ERR_TO_COND(ERROR_CURRENT_DIRECTORY, permission_denied); |
| MAP_ERR_TO_COND(ERROR_DEV_NOT_EXIST, no_such_device); |
| MAP_ERR_TO_COND(ERROR_DEVICE_IN_USE, device_or_resource_busy); |
| MAP_ERR_TO_COND(ERROR_DIR_NOT_EMPTY, directory_not_empty); |
| MAP_ERR_TO_COND(ERROR_DIRECTORY, invalid_argument); |
| MAP_ERR_TO_COND(ERROR_DISK_FULL, no_space_on_device); |
| MAP_ERR_TO_COND(ERROR_FILE_EXISTS, file_exists); |
| MAP_ERR_TO_COND(ERROR_FILE_NOT_FOUND, no_such_file_or_directory); |
| MAP_ERR_TO_COND(ERROR_HANDLE_DISK_FULL, no_space_on_device); |
| MAP_ERR_TO_COND(ERROR_HANDLE_EOF, value_too_large); |
| MAP_ERR_TO_COND(ERROR_INVALID_ACCESS, permission_denied); |
| MAP_ERR_TO_COND(ERROR_INVALID_DRIVE, no_such_device); |
| MAP_ERR_TO_COND(ERROR_INVALID_FUNCTION, function_not_supported); |
| MAP_ERR_TO_COND(ERROR_INVALID_HANDLE, invalid_argument); |
| MAP_ERR_TO_COND(ERROR_INVALID_NAME, invalid_argument); |
| MAP_ERR_TO_COND(ERROR_LOCK_VIOLATION, no_lock_available); |
| MAP_ERR_TO_COND(ERROR_LOCKED, no_lock_available); |
| MAP_ERR_TO_COND(ERROR_NEGATIVE_SEEK, invalid_argument); |
| MAP_ERR_TO_COND(ERROR_NOACCESS, permission_denied); |
| MAP_ERR_TO_COND(ERROR_NOT_ENOUGH_MEMORY, not_enough_memory); |
| MAP_ERR_TO_COND(ERROR_NOT_READY, resource_unavailable_try_again); |
| MAP_ERR_TO_COND(ERROR_NOT_SAME_DEVICE, cross_device_link); |
| MAP_ERR_TO_COND(ERROR_OPEN_FAILED, io_error); |
| MAP_ERR_TO_COND(ERROR_OPEN_FILES, device_or_resource_busy); |
| MAP_ERR_TO_COND(ERROR_OPERATION_ABORTED, operation_canceled); |
| MAP_ERR_TO_COND(ERROR_OUTOFMEMORY, not_enough_memory); |
| MAP_ERR_TO_COND(ERROR_PATH_NOT_FOUND, no_such_file_or_directory); |
| MAP_ERR_TO_COND(ERROR_BAD_NETPATH, no_such_file_or_directory); |
| MAP_ERR_TO_COND(ERROR_READ_FAULT, io_error); |
| MAP_ERR_TO_COND(ERROR_RETRY, resource_unavailable_try_again); |
| MAP_ERR_TO_COND(ERROR_SEEK, io_error); |
| MAP_ERR_TO_COND(ERROR_SHARING_VIOLATION, permission_denied); |
| MAP_ERR_TO_COND(ERROR_TOO_MANY_OPEN_FILES, too_many_files_open); |
| MAP_ERR_TO_COND(ERROR_WRITE_FAULT, io_error); |
| MAP_ERR_TO_COND(ERROR_WRITE_PROTECT, permission_denied); |
| MAP_ERR_TO_COND(ERROR_SEM_TIMEOUT, timed_out); |
| MAP_ERR_TO_COND(WSAEACCES, permission_denied); |
| MAP_ERR_TO_COND(WSAEADDRINUSE, address_in_use); |
| MAP_ERR_TO_COND(WSAEADDRNOTAVAIL, address_not_available); |
| MAP_ERR_TO_COND(WSAEAFNOSUPPORT, address_family_not_supported); |
| MAP_ERR_TO_COND(WSAEALREADY, connection_already_in_progress); |
| MAP_ERR_TO_COND(WSAEBADF, bad_file_descriptor); |
| MAP_ERR_TO_COND(WSAECONNABORTED, connection_aborted); |
| MAP_ERR_TO_COND(WSAECONNREFUSED, connection_refused); |
| MAP_ERR_TO_COND(WSAECONNRESET, connection_reset); |
| MAP_ERR_TO_COND(WSAEDESTADDRREQ, destination_address_required); |
| MAP_ERR_TO_COND(WSAEFAULT, bad_address); |
| MAP_ERR_TO_COND(WSAEHOSTUNREACH, host_unreachable); |
| MAP_ERR_TO_COND(WSAEINPROGRESS, operation_in_progress); |
| MAP_ERR_TO_COND(WSAEINTR, interrupted); |
| MAP_ERR_TO_COND(WSAEINVAL, invalid_argument); |
| MAP_ERR_TO_COND(WSAEISCONN, already_connected); |
| MAP_ERR_TO_COND(WSAEMFILE, too_many_files_open); |
| MAP_ERR_TO_COND(WSAEMSGSIZE, message_size); |
| MAP_ERR_TO_COND(WSAENAMETOOLONG, filename_too_long); |
| MAP_ERR_TO_COND(WSAENETDOWN, network_down); |
| MAP_ERR_TO_COND(WSAENETRESET, network_reset); |
| MAP_ERR_TO_COND(WSAENETUNREACH, network_unreachable); |
| MAP_ERR_TO_COND(WSAENOBUFS, no_buffer_space); |
| MAP_ERR_TO_COND(WSAENOPROTOOPT, no_protocol_option); |
| MAP_ERR_TO_COND(WSAENOTCONN, not_connected); |
| MAP_ERR_TO_COND(WSAENOTSOCK, not_a_socket); |
| MAP_ERR_TO_COND(WSAEOPNOTSUPP, operation_not_supported); |
| MAP_ERR_TO_COND(WSAEPROTONOSUPPORT, protocol_not_supported); |
| MAP_ERR_TO_COND(WSAEPROTOTYPE, wrong_protocol_type); |
| MAP_ERR_TO_COND(WSAETIMEDOUT, timed_out); |
| MAP_ERR_TO_COND(WSAEWOULDBLOCK, operation_would_block); |
| default: return error_condition(ev, system_category()); |
| } |
| } |
