142 lines
3.3 KiB
C++
142 lines
3.3 KiB
C++
/*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
* Copyright 2010 Danny Robson <danny@nerdcruft.net>
|
|
*/
|
|
|
|
#include "except.hpp"
|
|
#include "debug.hpp"
|
|
#include "platform.hpp"
|
|
|
|
#include <cstring>
|
|
#include <cerrno>
|
|
|
|
using util::errno_error;
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
/// Construct an errno_error from a given error value. The error value MUST signal an error at
|
|
/// construction time.
|
|
errno_error::errno_error (int _errno):
|
|
runtime_error (strerror (_errno)),
|
|
id (_errno)
|
|
{
|
|
CHECK_NEQ (_errno, 0);
|
|
}
|
|
|
|
|
|
///----------------------------------------------------------------------------
|
|
/// Construct an errno_error from the current value of errno. errno MUST signal an error at
|
|
/// construction time.
|
|
errno_error::errno_error ():
|
|
runtime_error (strerror (errno)),
|
|
id (errno)
|
|
{
|
|
CHECK_NEQ (errno, 0);
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
/// Throw an errno_error exception if errno currently signals an error.
|
|
void
|
|
errno_error::try_code (void)
|
|
{
|
|
try_code (errno);
|
|
}
|
|
|
|
|
|
///----------------------------------------------------------------------------
|
|
/// Throw an errno_error exception if 'code' represents an error.
|
|
void
|
|
errno_error::try_code (int code)
|
|
{
|
|
if (__builtin_expect (code != 0, false))
|
|
throw errno_error(code);
|
|
}
|
|
|
|
|
|
///----------------------------------------------------------------------------
|
|
void
|
|
errno_error::throw_code (void)
|
|
{
|
|
throw_code (errno);
|
|
}
|
|
|
|
|
|
///----------------------------------------------------------------------------
|
|
void
|
|
errno_error::throw_code (int code)
|
|
{
|
|
CHECK_NEQ (code, 0);
|
|
throw errno_error (code);
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
#if defined(PLATFORM_WIN32)
|
|
|
|
using util::win32_error;
|
|
|
|
|
|
win32_error::win32_error (DWORD _id):
|
|
runtime_error ("Win32 error"),
|
|
id (_id)
|
|
{
|
|
CHECK_NEQ (id, ERROR_SUCCESS);
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
win32_error::win32_error (void):
|
|
runtime_error ("Win32 error"),
|
|
id (GetLastError ())
|
|
{
|
|
CHECK_NEQ (id, ERROR_SUCCESS);
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
void
|
|
win32_error::try_code (void)
|
|
{
|
|
try_code (GetLastError ());
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void
|
|
win32_error::try_code (DWORD id)
|
|
{
|
|
if (__builtin_expect (id != ERROR_SUCCESS, false))
|
|
throw_code (id);
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void
|
|
win32_error::throw_code (void)
|
|
{
|
|
throw_code (GetLastError ());
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
void
|
|
win32_error::throw_code (DWORD id)
|
|
{
|
|
CHECK (id != ERROR_SUCCESS);
|
|
throw win32_error (id);
|
|
}
|
|
|
|
#endif
|