| //===- 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()); | |
| } | |
| } |