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c772f001 | 1 | /* |
feefade1 | 2 | * $Id: Debug.h,v 1.12 2008/01/11 05:04:02 amosjeffries Exp $ |
c772f001 | 3 | * |
4 | * DEBUG: section 0 Debug Routines | |
5 | * AUTHOR: Harvest Derived | |
6 | * | |
7 | * SQUID Web Proxy Cache http://www.squid-cache.org/ | |
8 | * ---------------------------------------------------------- | |
9 | * | |
10 | * Squid is the result of efforts by numerous individuals from | |
11 | * the Internet community; see the CONTRIBUTORS file for full | |
12 | * details. Many organizations have provided support for Squid's | |
13 | * development; see the SPONSORS file for full details. Squid is | |
14 | * Copyrighted (C) 2001 by the Regents of the University of | |
15 | * California; see the COPYRIGHT file for full details. Squid | |
16 | * incorporates software developed and/or copyrighted by other | |
17 | * sources; see the CREDITS file for full details. | |
18 | * | |
19 | * This program is free software; you can redistribute it and/or modify | |
20 | * it under the terms of the GNU General Public License as published by | |
21 | * the Free Software Foundation; either version 2 of the License, or | |
22 | * (at your option) any later version. | |
23 | * | |
24 | * This program is distributed in the hope that it will be useful, | |
25 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
27 | * GNU General Public License for more details. | |
28 | * | |
29 | * You should have received a copy of the GNU General Public License | |
30 | * along with this program; if not, write to the Free Software | |
31 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. | |
32 | * | |
33 | */ | |
34 | ||
35 | #ifndef SQUID_DEBUG | |
36 | #define SQUID_DEBUG | |
37 | ||
f95fe6ed | 38 | #include <iostream> |
a8d99c60 | 39 | #undef assert |
f95fe6ed | 40 | #include <sstream> |
bf8fe701 | 41 | #include <iomanip> |
a8d99c60 | 42 | #if defined assert |
43 | #undef assert | |
44 | #endif | |
45 | #if PURIFY | |
46 | #define assert(EX) ((void)0) | |
47 | #elif defined(NODEBUG) | |
48 | #define assert(EX) ((void)0) | |
49 | #elif STDC_HEADERS | |
50 | #define assert(EX) ((EX)?((void)0):xassert( # EX , __FILE__, __LINE__)) | |
51 | #else | |
52 | #define assert(EX) ((EX)?((void)0):xassert("EX", __FILE__, __LINE__)) | |
53 | #endif | |
f95fe6ed | 54 | |
feefade1 | 55 | /* defined names for Debug Levels */ |
56 | #define DBG_CRITICAL 0 /**< critical messages always shown when they occur */ | |
57 | #define DBG_IMPORTANT 1 /**< important messages always shown when their section is being checked */ | |
58 | /* levels 2-8 are still being discussed amongst the developers */ | |
59 | #define DBG_DATA 9 /**< output is a large data dump only necessary for advanced debugging */ | |
60 | ||
62e76326 | 61 | class Debug |
c772f001 | 62 | { |
62e76326 | 63 | |
c772f001 | 64 | public: |
62e76326 | 65 | static int Levels[MAX_DEBUG_SECTIONS]; |
66 | static int level; | |
f95fe6ed | 67 | static std::ostream &getDebugOut(); |
68 | static void finishDebug(); | |
d9e04dc7 | 69 | static void parseOptions(char const *); |
f95fe6ed | 70 | |
71 | private: | |
4ecaa0f0 | 72 | static std::ostringstream *CurrentDebug; |
c772f001 | 73 | }; |
74 | ||
f95fe6ed | 75 | /* Debug stream */ |
76 | #define debugs(SECTION, LEVEL, CONTENT) \ | |
77 | do { \ | |
78 | if ((Debug::level = (LEVEL)) <= Debug::Levels[SECTION]) { \ | |
79 | Debug::getDebugOut() << CONTENT; \ | |
80 | Debug::finishDebug(); \ | |
81 | } \ | |
82 | } while (/*CONSTCOND*/ 0) | |
83 | ||
def17b6a | 84 | /* |
85 | * HERE is a macro that you can use like this: | |
86 | * | |
87 | * debugs(1,1, HERE << "some message"); | |
88 | */ | |
cc192b50 | 89 | #define HERE __FILE__<<"("<<__LINE__<<") "<<__FUNCTION__<<": " |
def17b6a | 90 | |
cc192b50 | 91 | /* some uint8_t do not like streaming control-chars (values 0-31, 127+) */ |
066c9540 | 92 | inline std::ostream& operator <<(std::ostream &os, const uint8_t d) { |
93 | return (os << (int)d); | |
94 | } | |
95 | ||
c772f001 | 96 | #endif /* SQUID_DEBUG */ |