libmicrohttpd

HTTP/1.x server C library (MHD 1.x, stable)
Log | Files | Refs | Submodules | README | LICENSE

mhd_assert.h (1984B)

      1 /*
      2   This file is part of libmicrohttpd
      3   Copyright (C) 2017-2022 Karlson2k (Evgeny Grin)
      4 
      5   This library is free software; you can redistribute it and/or
      6   modify it under the terms of the GNU Lesser General Public
      7   License as published by the Free Software Foundation; either
      8   version 2.1 of the License, or (at your option) any later version.
      9 
     10   This library is distributed in the hope that it will be useful,
     11   but WITHOUT ANY WARRANTY; without even the implied warranty of
     12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13   Lesser General Public License for more details.
     14 
     15   You should have received a copy of the GNU Lesser General Public
     16   License along with this library.
     17   If not, see <http://www.gnu.org/licenses/>.
     18 */
     19 
     20 /**
     21  * @file microhttpd/mhd_assert.h
     22  * @brief  macros for mhd_assert()
     23  * @author Karlson2k (Evgeny Grin)
     24  */
     25 
     26 /* Unlike POSIX version of 'assert.h', MHD version of 'assert' header
     27  * does not allow multiple redefinition of 'mhd_assert' macro within single
     28  * source file. */
     29 #ifndef MHD_ASSERT_H
     30 #define MHD_ASSERT_H 1
     31 
     32 #include "mhd_options.h"
     33 
     34 #if ! defined(_DEBUG) && ! defined(NDEBUG)
     35 #ifndef DEBUG /* Used by some toolchains */
     36 #define NDEBUG 1 /* Use NDEBUG by default */
     37 #else  /* DEBUG */
     38 #define _DEBUG 1
     39 #endif /* DEBUG */
     40 #endif /* !_DEBUG && !NDEBUG */
     41 #if defined(_DEBUG) && defined(NDEBUG)
     42 #error Both _DEBUG and NDEBUG are defined
     43 #endif /* _DEBUG && NDEBUG */
     44 #ifdef NDEBUG
     45 #  define mhd_assert(ignore) ((void) 0)
     46 #else  /* _DEBUG */
     47 #  ifdef HAVE_ASSERT
     48 #    include <assert.h>
     49 #    define mhd_assert(CHK) assert (CHK)
     50 #  else  /* ! HAVE_ASSERT */
     51 #    include <stdio.h>
     52 #    include <stdlib.h>
     53 #    define mhd_assert(CHK) \
     54   do { \
     55     if (! (CHK)) { \
     56       fprintf (stderr, "%s:%u Assertion failed: %s\nProgram aborted.\n", \
     57                __FILE__, (unsigned) __LINE__, #CHK); \
     58       fflush (stderr); abort (); } \
     59   } while (0)
     60 #  endif /* ! HAVE_ASSERT */
     61 #endif /* _DEBUG */
     62 
     63 #endif /* ! MHD_ASSERT_H */