Claw  1.7.3
assert.hpp
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1 /*
2  CLAW - a C++ Library Absolutely Wonderful
3 
4  CLAW is a free library without any particular aim but being useful to
5  anyone.
6 
7  Copyright (C) 2005-2011 Julien Jorge
8 
9  This library is free software; you can redistribute it and/or
10  modify it under the terms of the GNU Lesser General Public
11  License as published by the Free Software Foundation; either
12  version 2.1 of the License, or (at your option) any later version.
13 
14  This library is distributed in the hope that it will be useful,
15  but WITHOUT ANY WARRANTY; without even the implied warranty of
16  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  Lesser General Public License for more details.
18 
19  You should have received a copy of the GNU Lesser General Public
20  License along with this library; if not, write to the Free Software
21  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 
23  contact: julien.jorge@gamned.org
24 */
30 #ifndef __CLAW_ASSERT_HPP__
31 #define __CLAW_ASSERT_HPP__
32 
33 #include <iostream>
34 #include <sstream>
35 #include <cstdlib>
36 
60 #ifndef NDEBUG
61 
62 namespace claw
63 {
64  /*-------------------------------------------------------------------------*/
73  inline void debug_assert( const char* file, const char* func,
74  unsigned int line, bool b, const std::string& s )
75  {
76  if ( !(b) )
77  {
78  std::cerr << file << ":" << line << "\n\t"
79  << func << " : assertion failed\n\t" << s << std::endl;
80 
81 #ifndef CLAW_SOFT_ASSERT
82  abort();
83 #endif
84  }
85  } // claw::debug_assert()
86 
87 } // namespace claw
88 
89 /*---------------------------------------------------------------------------*/
90 #define CLAW_ASSERT( b, s ) \
91  claw::debug_assert( __FILE__, __FUNCTION__, __LINE__, (b), (s) )
92 
93 /*---------------------------------------------------------------------------*/
94 #define CLAW_FAIL( s ) \
95  claw::debug_assert( __FILE__, __FUNCTION__, __LINE__, false, (s) )
96 
97 /*---------------------------------------------------------------------------*/
98 #define CLAW_PRECOND( b ) CLAW_ASSERT( b, "precondition failed: " #b )
99 
100 /*---------------------------------------------------------------------------*/
101 #define CLAW_POSTCOND( b ) CLAW_ASSERT( b, "postcondition failed: " #b )
102 
103 #else // def NDEBUG
104 
105 #define CLAW_ASSERT( b, s )
106 #define CLAW_FAIL( s )
107 #define CLAW_PRECOND( b )
108 #define CLAW_POSTCOND( b )
109 
110 #endif // NDEBUG
111 
112 #endif // __CLAW_ASSERT_HPP__