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/*
* Copyright 2003 Christian Kreibich <christian.kreibich@cl.cam.ac.uk>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 _DEBUG_H_
#define _DEBUG_H_
extern int honeyd_debug;
/* Standard debug printf */
#define DFPRINTF(x, y) do { \
if (honeyd_debug >= x) fprintf y; \
} while (0)
#ifdef HONEYD_DEBUG
/**
* D - prints debugging output
* @x: debugging information.
*
* Use this macro to output debugging information. @x is
* the content as you would pass it to printf(), including
* braces to make the arguments appear as one argument to
* the macro. The macro is automatically deleted if -DDEBUG
* is not passed at build time.
*/
#define D(x) do { printf("%s/%i: ", __FILE__, __LINE__); printf x ; } while (0)
/**
* D_ASSERT - debugging assertion.
* @exp: expression to evaluate.
* @msg: message to output if @exp fails.
*
* The macro outputs @msg if the expression @exp evaluates
* to %FALSE.
*/
#define D_ASSERT(exp, msg) if (! exp) { printf("%s/%i: %s\n", __FILE__, __LINE__, msg); }
/**
* D_ASSERT_PTR - pointer existence assertion.
* @ptr: pointer to check.
*
* The macro asserts the existence (i.e. non-NULL-ness) of
* the given pointer, and outpus a message if it is %NULL.
*/
#define D_ASSERT_PTR(ptr) D_ASSERT(ptr, "pointer is NULL.")
#else
#define D(x)
#define D_ASSERT(exp, msg)
#define D_ASSERT_PTR(ptr)
#endif
#endif
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