vrpRouting  0.3
pgr_assert.h
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1 /*PGR-GNU*****************************************************************
2 
3 FILE: pgr_assert
4 
5 Copyright 2015~ Vicky Vergara <[email protected]>
6 Copyright 2014 Stephen Woodbridge <[email protected]>
7 
8 ------
9 
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
14 
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19 
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
23 
24  ********************************************************************PGR-GNU*/
25 
26 #ifndef INCLUDE_CPP_COMMON_PGR_ASSERT_H_
27 #define INCLUDE_CPP_COMMON_PGR_ASSERT_H_
28 #pragma once
29 
30 #include <string>
31 #include <exception>
32 
33 #ifdef assert
34 #undef assert
35 #endif
36 
37 
55 #ifndef __STRING
56 #define __STRING(x) #x
57 #endif
58 
59 #define __TOSTRING(x) __STRING(x)
60 
61 
92 #ifdef NDEBUG
93 #define pgassert(expr) ((void)0)
94 #else
95 #define pgassert(expr) \
96  ((expr) \
97  ? static_cast<void>(0) \
98  : throw AssertFailedException( \
99  "AssertFailedException: " __STRING(expr) \
100  " at " __FILE__ ":" __TOSTRING(__LINE__) + get_backtrace() ) )
101 #endif
102 
115 #ifdef NDEBUG
116 #define pgassertwm(expr, msg) ((void)0)
117 #else
118 #define pgassertwm(expr, msg) \
119  ((expr) \
120  ? static_cast<void>(0) \
121  : throw AssertFailedException( \
122  "AssertFailedException: " __STRING(expr) \
123  " at " __FILE__ ":" __TOSTRING(__LINE__) + get_backtrace(msg) ) )
124 #endif
125 
134 std::string get_backtrace();
135 std::string get_backtrace(const std::string &);
136 
140 class AssertFailedException : public std::exception {
141  private:
142  const std::string str;
143 
144  public:
145  virtual const char *what() const throw();
146  explicit AssertFailedException(std::string msg);
147  virtual ~AssertFailedException() throw() {}
148 };
149 
150 #endif // INCLUDE_CPP_COMMON_PGR_ASSERT_H_
AssertFailedException::what
virtual const char * what() const
Definition: pgr_assert.cpp:67
AssertFailedException::str
const std::string str
Holds what() we got as message.
Definition: pgr_assert.h:142
get_backtrace
std::string get_backtrace()
returns the execution path of the trace
Definition: pgr_assert.cpp:40
AssertFailedException
Extends std::exception and is the exception that we throw if an assert fails.
Definition: pgr_assert.h:140