/[escript]/trunk/esys2/esysUtils/src/EsysAssert.h
ViewVC logotype

Contents of /trunk/esys2/esysUtils/src/EsysAssert.h

Parent Directory Parent Directory | Revision Log Revision Log


Revision 82 - (show annotations)
Tue Oct 26 06:53:54 2004 UTC (14 years, 11 months ago) by jgs
File MIME type: text/plain
File size: 2736 byte(s)
Initial revision

1 /*
2 ******************************************************************************
3 * *
4 * COPYRIGHT ACcESS 2004 - All Rights Reserved *
5 * *
6 * This software is the property of ACcESS. No part of this code *
7 * may be copied in any form or by any means without the expressed written *
8 * consent of ACcESS. Copying, use or modification of this software *
9 * by any unauthorised person is illegal unless that person has a software *
10 * license agreement with ACcESS. *
11 * *
12 ******************************************************************************
13 */
14
15 #if !defined escript_EsysAssert_20040330_H
16 #define escript_EsysAssert_20040330_H
17
18 /**
19 \brief
20 EsysAssert is a MACRO that will throw an exception if the boolean
21 condition is false.
22
23 Description:
24 EsysAssert is conditionally compiled into code only when DOASSERT is
25 defined. When DOASSERT is not defined, the EsysAssert statement is
26 entirely removed from code.
27 */
28
29 //
30 // Note that the ANSI C Standard requires all headers to be idempotent except
31 // <assert.h> which is explicitly required not to be idempotent
32 // (section 4.1.2).
33 // This version of EsysAssert follows this requirement, consequently this
34 // part of the header is intentionally outside the single pass guard
35 //
36
37 #undef EsysAssert
38
39 #if defined DOASSERT
40 //
41 // DOASSERT is defined, replace EsysAssert with Exception throw
42 //
43 #include "EsysAssertException.h"
44 #include <sstream>
45
46 namespace esysUtils {
47
48 class ErrStream
49 {
50 public:
51 template <typename Tmpl>
52 ErrStream& operator<<(Tmpl t)
53 {
54 std::stringstream str;
55 str << t;
56 m_msg += str.str();
57
58 return *this;
59 }
60
61 const std::string &toString() const
62 {
63 return m_msg;
64 }
65
66 private:
67 std::string m_msg;
68 };
69
70 inline std::ostream& operator<<(std::ostream& oStream, const ErrStream& errStream)
71 {
72 oStream << errStream.toString();
73 return oStream;
74 }
75
76 }
77
78 #define EsysAssert(AssertTest,AssertMessage) \
79 (void)((AssertTest) || ((esysUtils::EsysAssertException::assertFailure(#AssertTest, __DATE__, \
80 __FILE__, __LINE__, \
81 (esysUtils::ErrStream()<<AssertMessage).toString())),0),0)
82
83 #else
84 //
85 // DOASSERT os not defined, replace EsysAssert with "NO-OP"
86 //
87 #define EsysAssert(AssertTest,AssertMessage) ((void)0)
88
89 #endif
90
91 #endif
92
93
94
95
96

Properties

Name Value
svn:eol-style native
svn:keywords Author Date Id Revision

  ViewVC Help
Powered by ViewVC 1.1.26