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///////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2002-2012, Industrial Light & Magic, a division of Lucas
// Digital Ltd. LLC
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Industrial Light & Magic nor the names of
// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
///////////////////////////////////////////////////////////////////////////
#ifndef INCLUDED_IEXMACROS_H
#define INCLUDED_IEXMACROS_H
//--------------------------------------------------------------------
//
// Macros which make throwing exceptions more convenient
//
//--------------------------------------------------------------------
#include <sstream>
//----------------------------------------------------------------------------
// A macro to throw exceptions whose text is assembled using stringstreams.
//
// Example:
//
// THROW (InputExc, "Syntax error in line " << line ", " << file << ".");
//
//----------------------------------------------------------------------------
#include "IexExport.h"
#include "IexForward.h"
IEX_EXPORT void iex_debugTrap();
#define THROW(type, text) \
do \
{ \
iex_debugTrap(); \
std::stringstream s; \
s << text; \
throw type (s); \
} \
while (0)
//----------------------------------------------------------------------------
// Macros to add to or to replace the text of an exception.
// The new text is assembled using stringstreams.
//
// Examples:
//
// Append to end of an exception's text:
//
// catch (BaseExc &e)
// {
// APPEND_EXC (e, " Directory " << name << " does not exist.");
// throw;
// }
//
// Replace an exception's text:
//
// catch (BaseExc &e)
// {
// REPLACE_EXC (e, "Directory " << name << " does not exist. " << e);
// throw;
// }
//----------------------------------------------------------------------------
#define APPEND_EXC(exc, text) \
do \
{ \
std::stringstream s; \
s << text; \
exc.append (s); \
} \
while (0)
#define REPLACE_EXC(exc, text) \
do \
{ \
std::stringstream s; \
s << text; \
exc.assign (s); \
} \
while (0)
//-------------------------------------------------------------
// A macro to throw ErrnoExc exceptions whose text is assembled
// using stringstreams:
//
// Example:
//
// THROW_ERRNO ("Cannot open file " << name << " (%T).");
//
//-------------------------------------------------------------
#define THROW_ERRNO(text) \
do \
{ \
std::stringstream s; \
s << text; \
::IEX_NAMESPACE::throwErrnoExc (s.str()); \
} \
while (0)
//-------------------------------------------------------------
// A macro to throw exceptions if an assertion is false.
//
// Example:
//
// ASSERT (ptr != 0, NullExc, "Null pointer" );
//
//-------------------------------------------------------------
#define ASSERT(assertion, type, text) \
do \
{ \
if( (assertion) == false ) \
{ \
THROW( type, text ); \
} \
} \
while (0)
//-------------------------------------------------------------
// A macro to throw an IEX_NAMESPACE::LogicExc if an assertion is false,
// with the text composed from the source code file, line number,
// and assertion argument text.
//
// Example:
//
// LOGIC_ASSERT (i < n);
//
//-------------------------------------------------------------
#define LOGIC_ASSERT(assertion) \
ASSERT(assertion, \
IEX_NAMESPACE::LogicExc, \
__FILE__ << "(" << __LINE__ << "): logical assertion failed: " << #assertion )
#endif
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