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