common_macros.inl

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/** @file
 *  @author Bram de Greve (bram@cocamware.com)
 *  @author Tom De Muer (tom@cocamware.com)
 *
 *  *** BEGIN LICENSE INFORMATION ***
 *  
 *  The contents of this file are subject to the Common Public Attribution License 
 *  Version 1.0 (the "License"); you may not use this file except in compliance with 
 *  the License. You may obtain a copy of the License at 
 *  http://lass.sourceforge.net/cpal-license. The License is based on the 
 *  Mozilla Public License Version 1.1 but Sections 14 and 15 have been added to cover 
 *  use of software over a computer network and provide for limited attribution for 
 *  the Original Developer. In addition, Exhibit A has been modified to be consistent 
 *  with Exhibit B.
 *  
 *  Software distributed under the License is distributed on an "AS IS" basis, WITHOUT 
 *  WARRANTY OF ANY KIND, either express or implied. See the License for the specific 
 *  language governing rights and limitations under the License.
 *  
 *  The Original Code is LASS - Library of Assembled Shared Sources.
 *  
 *  The Initial Developer of the Original Code is Bram de Greve and Tom De Muer.
 *  The Original Developer is the Initial Developer.
 *  
 *  All portions of the code written by the Initial Developer are:
 *  Copyright (C) 2004-2011 the Initial Developer.
 *  All Rights Reserved.
 *  
 *  Contributor(s):
 *
 *  Alternatively, the contents of this file may be used under the terms of the 
 *  GNU General Public License Version 2 or later (the GPL), in which case the 
 *  provisions of GPL are applicable instead of those above.  If you wish to allow use
 *  of your version of this file only under the terms of the GPL and not to allow 
 *  others to use your version of this file under the CPAL, indicate your decision by 
 *  deleting the provisions above and replace them with the notice and other 
 *  provisions required by the GPL License. If you do not delete the provisions above,
 *  a recipient may use your version of this file under either the CPAL or the GPL.
 *  
 *  *** END LICENSE INFORMATION ***
 */
 
 
 
#ifndef LASS_GUARDIAN_OF_INCLUSION_UTIL_COMMON_MACROS_INL
#define LASS_GUARDIAN_OF_INCLUSION_UTIL_COMMON_MACROS_INL
 
#include "common_macros.h"
#include "../io/io_fwd.h"
 
/** The usual assert
 *  @internal
 */
#define LASS_ASSERT_IMPL(iExpression)\
    do\
    {\
        if (!(iExpression))\
        {\
            LASS_CERR << "\n" << LASS_PRETTY_FUNCTION << ": ASSERT FAILURE: '"\
                << LASS_STRINGIFY(iExpression) << "'\n";\
            LASS_BREAK_HERE;\
        }\
    }\
    while (false)
 
 
/** an assert that always fails (thus should be in unreachable code)
 *  @internal
 */
#define LASS_ASSERT_UNREACHABLE_IMPL\
    do\
    {\
        LASS_CERR << "\n" << LASS_PRETTY_FUNCTION \
            << ": ASSERT FAILURE: Unreachable code reached.\n";\
        LASS_BREAK_HERE;\
    }\
    while (false)
 
 
 
/** @internal
 */
#define LASS_WARNING_IMPL_ACTION(iMessage)\
    LASS_CERR << "\n" << LASS_PRETTY_FUNCTION << ": WARNING: " << iMessage << "\n"
 
 
/** Print a warning to the cerr proxy stream
 *  @internal
 */
#define LASS_WARNING_IMPL(iMessage)\
    do\
    {\
        LASS_WARNING_IMPL_ACTION(iMessage);\
    }\
    while (false)
 
 
 
/** Print a warning to the cerr proxy stream, but only once per run
 *  @internal
 */
#define LASS_WARNING_ONCE_IMPL(iMessage, iUniqueName)\
    do\
    {\
        static bool iUniqueName = false;\
        if (!iUniqueName)\
        {\
            LASS_WARNING_IMPL_ACTION(iMessage);\
            iUniqueName = true;\
        }\
    }\
    while (false)
 
 
 
/** Evaluates an expression and prints it to the clog proxy stream
 *  @internal
 */
#define LASS_EVAL_IMPL(iExpression)\
    do\
    {\
        LASS_CLOG << "\n" << LASS_PRETTY_FUNCTION << ": " << LASS_STRINGIFY(iExpression) << " == '"\
            << (iExpression) << "'\n";\
    }\
    while (false)
 
 
 
/** Prints a not to the clog proxy stream
 *  @internal
 */
#define LASS_LOG_IMPL(iMessage)\
    do\
    {\
        LASS_CLOG << "\n" << LASS_PRETTY_FUNCTION << ": " << iMessage << "\n";\
    }\
    while (false)
 
 
#endif