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/*
This file is part of libmicrohttpd
Copyright (C) 2017-2021 Karlson2k (Evgeny Grin)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library.
If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file microhttpd/mhd_assert.h
* @brief macros for mhd_assert()
* @author Karlson2k (Evgeny Grin)
*/
/* Unlike POSIX version of 'assert.h', MHD version of 'assert' header
* does not allow multiple redefinition of 'mhd_assert' macro within single
* source file. */
#ifndef MHD_ASSERT_H
#define MHD_ASSERT_H 1
#include "mhd_options.h"
#if ! defined(_DEBUG) && ! defined(NDEBUG)
#ifndef DEBUG /* Used by some toolchains */
#define NDEBUG 1 /* Use NDEBUG by default */
#else /* DEBUG */
#define _DEBUG 1
#endif /* DEBUG */
#endif /* !_DEBUG && !NDEBUG */
#if defined(_DEBUG) && defined(NDEBUG)
#error Both _DEBUG and NDEBUG are defined
#endif /* _DEBUG && NDEBUG */
#ifdef NDEBUG
# define mhd_assert(ignore) ((void) 0)
#else /* _DEBUG */
# ifdef HAVE_ASSERT
# include <assert.h>
# define mhd_assert(CHK) assert (CHK)
# else /* ! HAVE_ASSERT */
# include <stdio.h>
# include <stdlib.h>
# define mhd_assert(CHK) \
do { \
if (! (CHK)) { \
fprintf (stderr, "%s:%u Assertion failed: %s\nProgram aborted.\n", \
__FILE__, (unsigned) __LINE__, #CHK); \
fflush (stderr); abort (); } \
} while (0)
# endif /* ! HAVE_ASSERT */
#endif /* _DEBUG */
#endif /* ! MHD_ASSERT_H */
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