122 lines
2.3 KiB
C++
122 lines
2.3 KiB
C++
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// Copyright 2018 Peter Dimov.
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//
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// Distributed under the Boost Software License, Version 1.0.
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//
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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// See library home page at http://www.boost.org/libs/system
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// Avoid spurious VC++ warnings
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# define _CRT_SECURE_NO_WARNINGS
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#include <boost/system/error_code.hpp>
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#include <boost/core/lightweight_test.hpp>
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#include <cstring>
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#include <cstdio>
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//
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#if defined(BOOST_WINDOWS_API) && defined(BOOST_SYSTEM_USE_UTF8)
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#include <boost/config/pragma_message.hpp>
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BOOST_PRAGMA_MESSAGE( "Skipping test due to BOOST_WINDOWS_API && BOOST_SYSTEM_USE_UTF8" )
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int main() {}
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#else
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#if defined(BOOST_WINDOWS_API)
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#include <windows.h>
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std::string sys_strerror( int ev )
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{
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void * lpMsgBuf = 0;
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DWORD retval = FormatMessageA(
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FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_FROM_SYSTEM |
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FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL,
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ev,
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
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(LPSTR) &lpMsgBuf,
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0,
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NULL
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);
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struct local_free
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{
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void * p_;
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~local_free()
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{
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LocalFree( p_ );
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}
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};
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local_free lf_ = { lpMsgBuf };
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if( retval == 0 )
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{
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char buffer[ 38 ];
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std::sprintf( buffer, "Unknown error (%d)", ev );
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return buffer;
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}
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std::string str( static_cast<char const*>( lpMsgBuf ) );
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while( !str.empty() && (str[str.size()-1] == '\n' || str[str.size()-1] == '\r') )
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{
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str.erase( str.size()-1 );
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}
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if( !str.empty() && str[str.size()-1] == '.' )
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{
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str.erase( str.size()-1 );
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}
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return str;
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}
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#else
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std::string sys_strerror( int ev )
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{
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return std::strerror( ev );
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}
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#endif
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//
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namespace sys = boost::system;
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static void test_message( sys::error_category const & cat, int ev )
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{
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BOOST_TEST_EQ( cat.message( ev ), sys_strerror( ev ) );
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char buffer[ 4096 ]; // yes, really
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BOOST_TEST_CSTR_EQ( cat.message( ev, buffer, sizeof( buffer ) ), sys_strerror( ev ).c_str() );
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}
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int main()
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{
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sys::error_category const & cat = sys::system_category();
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// message
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for( int i = -2; i < 16000; ++i )
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{
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test_message( cat, i );
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}
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return boost::report_errors();
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}
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#endif // #if defined(BOOST_WINDOWS_API) && defined(BOOST_SYSTEM_USE_UTF8)
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