/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 * 
 *************************************************************/




#ifndef _OSL_DIAGNOSE_H_
#define _OSL_DIAGNOSE_H_

#include <sal/types.h>

#ifdef __cplusplus
extern "C" {
#endif  /* __cplusplus */

/* //////////////////////////////////////////////////////////////////////////
	Diagnostic support
*/

void    	SAL_CALL osl_breakDebug(void);
sal_Bool 	SAL_CALL osl_assertFailedLine(const sal_Char* pszFileName, sal_Int32 nLine, const sal_Char* pszMessage);
void    	SAL_CALL osl_trace(const sal_Char* pszFormat, ...);
sal_Int32	SAL_CALL osl_reportError(sal_uInt32 nType, const sal_Char* pszErrorMessage);

/*
	For message delivery
*/

/** a message delivery function which receives a pre-formatted message string
*/
typedef void (SAL_CALL *pfunc_osl_printDebugMessage)( const sal_Char * pszMessage );

/** a message delivery function which receives detailed information about where the message was triggered
*/
typedef void (SAL_CALL *pfunc_osl_printDetailedDebugMessage)( const sal_Char * pszFileName, sal_Int32 nLine, const sal_Char* pszMessage );

/** sets a message delivery function

    The function set here is ignored if a function for detailed message information
    (pfunc_osl_printDetailedDebugMessage) has been set.

    The given message handler must be able to cope with a <NULL/> message.
*/
pfunc_osl_printDebugMessage SAL_CALL osl_setDebugMessageFunc( pfunc_osl_printDebugMessage pNewFunc );

/** sets a delivery function for detailed message information.

    The given message handler must be able to cope with a <NULL/> message.
*/
pfunc_osl_printDetailedDebugMessage SAL_CALL osl_setDetailedDebugMessageFunc( pfunc_osl_printDetailedDebugMessage pNewFunc );

#ifdef __cplusplus
}
#endif

#define OSL_THIS_FILE       __FILE__

/* the macro OSL_THIS_FUNC is intended to be an office internal macro for now */
#define OSL_THIS_FUNC "<unknown>"

/* the macro OSL_TO_STRING is intended to be an office internal macro for now */
#define OSL_TO_STRING( x ) #x

/* the macro OSL_MACRO_VALUE_TO_STRING is intended to be an office internal macro for now */
#define OSL_MACRO_VALUE_TO_STRING( x ) OSL_TO_STRING( x )

/* the macro OSL_LOG_PREFIX is intended to be an office internal macro for now */
#define OSL_LOG_PREFIX OSL_THIS_FILE ":" OSL_THIS_FUNC ":" OSL_MACRO_VALUE_TO_STRING( __LINE__ ) "; "

#define OSL_DEBUG_ONLY(s)	_OSL_DEBUG_ONLY(s)
#define OSL_TRACE           _OSL_TRACE
#define OSL_ASSERT(c) 	    _OSL_ASSERT(c, OSL_THIS_FILE, __LINE__)
#define OSL_ENSURE(c, m)   _OSL_ENSURE(c, OSL_THIS_FILE, __LINE__, m)

#define OSL_VERIFY(c) do { if (!(c)) OSL_ASSERT(0); } while (0)
#define OSL_PRECOND(c, m)  	OSL_ENSURE(c, m)
#define OSL_POSTCOND(c, m) 	OSL_ENSURE(c, m)


#ifdef __cplusplus
#define _OSL_GLOBAL	::
#else
#define _OSL_GLOBAL
#endif  /* __cplusplus */

#ifdef _WIN16
#if OSL_DEBUG_LEVEL > 0
#undef OSL_DEBUG_LEVEL
#define OSL_DEBUG_LEVEL 0
#endif
#endif



#if OSL_DEBUG_LEVEL > 0

#define _OSL_DEBUG_ONLY(f)	(f)
#define _OSL_ASSERT(c, f, l) \
	do \
	{  \
	    if (!(c) && _OSL_GLOBAL osl_assertFailedLine(f, l, 0)) \
		    _OSL_GLOBAL osl_breakDebug(); \
	} while (0)

#define _OSL_ENSURE(c, f, l, m) \
	do \
	{  \
	    if (!(c) && _OSL_GLOBAL osl_assertFailedLine(f, l, m)) \
		    _OSL_GLOBAL osl_breakDebug(); \
	} while (0)

#else

#define _OSL_DEBUG_ONLY(f)			((void)0)
#define _OSL_ASSERT(c, f, l)		((void)0)
#define _OSL_ENSURE(c, f, l, m)	    ((void)0)

#endif /* OSL_DEBUG_LEVEL */

#if OSL_DEBUG_LEVEL > 1

#define _OSL_TRACE                  _OSL_GLOBAL osl_trace

#else

#define _OSL_TRACE                  1 ? ((void)0) : _OSL_GLOBAL osl_trace

#endif /* OSL_DEBUG_LEVEL */

#endif /* _OSL_DIAGNOSE_H_ */