feedc0de/boost_system
1
0
Fork 0
forked from boostorg/system
Code Pull Requests Activity

Merge pull request #3 from MSOpenTech/winrt

Browse Source 
[winrt support] Changes to make Boost System work on the Windows Runtime.
This commit is contained in:
Beman Dawes
2014-06-04 11:06:40 -04:00
parent 4b7573fd43 9c23522b73
commit 25e79b3492
2 changed files with 39 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

59
include/boost/system/detail/error_code.ipp
View File

@ -1,7 +1,7 @@
// error_code support implementation file ----------------------------------//
// Copyright Beman Dawes 2002, 2006
// Copyright (c) Microsoft Corporation 2014
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
@ -22,7 +22,7 @@
# if defined( BOOST_WINDOWS_API )
# include <windows.h>
# if !defined(WINAPI_FAMILY) || ((WINAPI_FAMILY & WINAPI_PARTITION_DESKTOP) != 0)
# if BOOST_PLAT_WINDOWS_DESKTOP
# include <boost/system/detail/local_free_on_destruction.hpp>
# endif
# ifndef ERROR_INCORRECT_SIZE
@ -368,7 +368,7 @@ namespace
std::string system_error_category::message( int ev ) const
{
# if defined(WINAPI_FAMILY) && ((WINAPI_FAMILY & WINAPI_PARTITION_DESKTOP) == 0)
#if BOOST_PLAT_WINDOWS_DESKTOP
std::string str( 128, char() );
for (;;)
{
@ -415,27 +415,42 @@ namespace
return std::string("Unknown error");
std::string str( static_cast<LPCSTR>(lpMsgBuf) );
# else // WinCE workaround
LPVOID lpMsgBuf = 0;
DWORD retval = ::FormatMessageW(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
ev,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
(LPWSTR) &lpMsgBuf,
0,
NULL
);
detail::local_free_on_destruction lfod(lpMsgBuf);
if (retval == 0)
return std::string("Unknown error");
int num_chars = (wcslen( static_cast<LPCWSTR>(lpMsgBuf) ) + 1) * 2;
# else // WinCE and Windows Runtime workaround
std::wstring buf(128, wchar_t());
for (;;)
{
DWORD retval = ::FormatMessageW(
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
ev,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
&buf[0],
buf.size(),
NULL
);
if (retval > 0)
{
buf.resize(retval);
break;
}
else if ( ::GetLastError() != ERROR_INSUFFICIENT_BUFFER )
{
return std::string("Unknown error");
}
else
{
buf.resize(buf.size() + buf.size() / 2);
}
}
int num_chars = (buf.size() + 1) * 2;
LPSTR narrow_buffer = (LPSTR)_alloca( num_chars );
if (::WideCharToMultiByte(CP_ACP, 0, static_cast<LPCWSTR>(lpMsgBuf), -1, narrow_buffer, num_chars, NULL, NULL) == 0)
if (::WideCharToMultiByte(CP_ACP, 0, buf.c_str(), -1, narrow_buffer, num_chars, NULL, NULL) == 0)
{
return std::string("Unknown error");
}
std::string str( narrow_buffer );
# endif

4
test/system_error_test.cpp
View File

@ -1,7 +1,7 @@
// system_error_test.cpp ---------------------------------------------------//
// Copyright Beman Dawes 2006
// Copyright (c) Microsoft Corporation 2014
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
@ -40,7 +40,7 @@ namespace
BOOST_TEST( ex.code().category() == system_category() );
# ifdef BOOST_WINDOWS_API
LANGID language_id;
# if !defined(__MINGW32__) && !defined(__CYGWIN__)
# if !defined(__MINGW32__) && !defined(__CYGWIN__) && !BOOST_PLAT_WINDOWS_RUNTIME
language_id = ::GetUserDefaultUILanguage();
# else
language_id = 0x0409; // Assume US English