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fc455fba | 1 | // @(#) $Id$ |
3495cce2 | 2 | |
3 | /************************************************************************** | |
4 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
5 | * * | |
6 | * Authors: Matthias Richter <Matthias.Richter@ift.uib.no> * | |
7 | * Timm Steinbeck <timm@kip.uni-heidelberg.de> * | |
3495cce2 | 8 | * for The ALICE Off-line Project. * |
9 | * * | |
10 | * Permission to use, copy, modify and distribute this software and its * | |
11 | * documentation strictly for non-commercial purposes is hereby granted * | |
12 | * without fee, provided that the above copyright notice appears in all * | |
13 | * copies and that both the copyright notice and this permission notice * | |
14 | * appear in the supporting documentation. The authors make no claims * | |
15 | * about the suitability of this software for any purpose. It is * | |
16 | * provided "as is" without express or implied warranty. * | |
17 | **************************************************************************/ | |
18 | ||
b22e91eb | 19 | /** @file AliHLTLogging.cxx |
20 | @author Matthias Richter, Timm Steinbeck | |
21 | @date | |
22 | @brief Implementation of HLT logging primitives. | |
23 | */ | |
3495cce2 | 24 | |
0c0c9d99 | 25 | #if __GNUC__>= 3 |
3495cce2 | 26 | using namespace std; |
27 | #endif | |
28 | ||
fc455fba | 29 | #ifndef NOALIROOT_LOGGING |
30 | #include "AliLog.h" | |
31 | #endif | |
85869391 | 32 | #include "AliHLTStdIncludes.h" |
3495cce2 | 33 | #include "AliHLTLogging.h" |
3cde846d | 34 | #include "TString.h" |
fc455fba | 35 | #include "TArrayC.h" |
36 | #include "Varargs.h" | |
37 | #include <string> | |
38 | #include <sstream> | |
39 | #include <iostream> | |
40 | ||
41 | /** target stream for AliRoot logging methods */ | |
42 | ostringstream gLogstr; | |
43 | ||
44 | #ifndef NOALIROOT_LOGGING | |
45 | /** | |
46 | * Notification callback for AliRoot logging methods | |
47 | */ | |
48 | void LogNotification(AliLog::EType_t level, const char* message) | |
49 | { | |
50 | cout << "Notification handler: " << gLogstr.str() << endl; | |
51 | AliHLTLogging hltlog; | |
52 | hltlog.SwitchAliLog(0); | |
53 | hltlog.Logging(kHLTLogInfo, "NotificationHandler", "AliLog", gLogstr.str().c_str()); | |
54 | gLogstr.clear(); | |
55 | string empty(""); | |
56 | gLogstr.str(empty); | |
57 | } | |
58 | #endif | |
3495cce2 | 59 | |
fc455fba | 60 | /** |
61 | * The global logging buffer. | |
62 | * The buffer is created with an initial size and grown dynamically on | |
63 | * demand. | |
64 | */ | |
65 | TArrayC gAliHLTLoggingTarget(200); | |
66 | ||
67 | /** the maximum size of the buffer */ | |
68 | const int gALIHLTLOGGING_MAXBUFFERSIZE=10000; | |
5f1685a0 | 69 | |
b22e91eb | 70 | /** ROOT macro for the implementation of ROOT specific class methods */ |
3495cce2 | 71 | ClassImp(AliHLTLogging) |
72 | ||
3495cce2 | 73 | AliHLTLogging::AliHLTLogging() |
85869391 | 74 | : |
85869391 | 75 | //fLocalLogFilter(kHLTLogDefault), |
53feaef5 | 76 | fLocalLogFilter(kHLTLogAll), |
77 | fpDefaultKeyword(NULL), | |
78 | fpCurrentKeyword(NULL) | |
3495cce2 | 79 | { |
5f5b708b | 80 | // see header file for class documentation |
81 | // or | |
82 | // refer to README to build package | |
83 | // or | |
84 | // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt | |
85869391 | 85 | } |
86 | ||
87 | AliHLTLogging::AliHLTLogging(const AliHLTLogging&) | |
88 | : | |
53feaef5 | 89 | fLocalLogFilter(kHLTLogAll), |
85869391 | 90 | fpDefaultKeyword(NULL), |
53feaef5 | 91 | fpCurrentKeyword(NULL) |
85869391 | 92 | { |
5f5b708b | 93 | // see header file for class documentation |
85869391 | 94 | HLTFatal("copy constructor untested"); |
95 | } | |
96 | ||
97 | AliHLTLogging& AliHLTLogging::operator=(const AliHLTLogging&) | |
98 | { | |
5f5b708b | 99 | // see header file for class documentation |
85869391 | 100 | HLTFatal("assignment operator untested"); |
101 | return *this; | |
3495cce2 | 102 | } |
103 | ||
8ede8717 | 104 | AliHLTComponentLogSeverity AliHLTLogging::fGlobalLogFilter=kHLTLogAll; |
b22e91eb | 105 | AliHLTfctLogging AliHLTLogging::fLoggingFunc=NULL; |
fc455fba | 106 | int AliHLTLogging::fgUseAliLog=1; |
3495cce2 | 107 | |
108 | AliHLTLogging::~AliHLTLogging() | |
109 | { | |
5f5b708b | 110 | // see header file for class documentation |
3495cce2 | 111 | } |
112 | ||
bb16cc41 | 113 | int AliHLTLogging::Init(AliHLTfctLogging pFun) |
114 | { | |
5f5b708b | 115 | // see header file for class documentation |
bb16cc41 | 116 | if (fLoggingFunc!=NULL && fLoggingFunc!=pFun) { |
117 | (*fLoggingFunc)(NULL/*fParam*/, kHLTLogWarning, "AliHLTLogging::Init", "no key", "overriding previously initialized logging function"); | |
118 | } | |
fc455fba | 119 | fLoggingFunc=pFun; |
120 | #ifndef NOALIROOT_LOGGING | |
121 | // to be activated when changes to AliLog have been committed | |
122 | // AliLog* log=new AliLog; | |
123 | // log->SetLogNotification(LogNotification); | |
124 | // log->SetStreamOutput(&gLogstr); | |
125 | #endif | |
126 | ||
bb16cc41 | 127 | return 0; |
128 | } | |
129 | ||
fc455fba | 130 | int AliHLTLogging::Message(void *param, AliHLTComponentLogSeverity severity, |
131 | const char* origin, const char* keyword, | |
132 | const char* message) | |
5f5b708b | 133 | { |
134 | // see header file for class documentation | |
3495cce2 | 135 | int iResult=0; |
53feaef5 | 136 | if (param==NULL) { |
137 | // this is currently just to get rid of the warning "unused parameter" | |
138 | } | |
fc455fba | 139 | |
3495cce2 | 140 | const char* strSeverity=""; |
141 | switch (severity) { | |
142 | case kHLTLogBenchmark: | |
143 | strSeverity="benchmark"; | |
144 | break; | |
145 | case kHLTLogDebug: | |
146 | strSeverity="debug"; | |
147 | break; | |
148 | case kHLTLogInfo: | |
149 | strSeverity="info"; | |
150 | break; | |
151 | case kHLTLogWarning: | |
152 | strSeverity="warning"; | |
153 | break; | |
154 | case kHLTLogError: | |
155 | strSeverity="error"; | |
156 | break; | |
157 | case kHLTLogFatal: | |
158 | strSeverity="fatal"; | |
159 | break; | |
160 | default: | |
161 | break; | |
162 | } | |
3cde846d | 163 | TString out="HLT Log "; |
164 | out+=strSeverity; | |
165 | if (origin) {out+=": "; out+=origin;} | |
166 | out+=" "; out+=message; | |
167 | if (keyword!=NULL && strcmp(keyword, HLT_DEFAULT_LOG_KEYWORD)!=0) { | |
168 | out+=" ("; out+=keyword; out +=")"; | |
169 | } | |
170 | cout << out.Data() << endl; | |
3495cce2 | 171 | return iResult; |
172 | } | |
173 | ||
fc455fba | 174 | #ifndef NOALIROOT_LOGGING |
175 | int AliHLTLogging::AliMessage(AliHLTComponentLogSeverity severity, | |
176 | const char* origin_class, const char* origin_func, | |
177 | const char* file, int line, const char* message) | |
5f5b708b | 178 | { |
179 | // see header file for class documentation | |
3495cce2 | 180 | |
fc455fba | 181 | switch (severity) { |
182 | case kHLTLogBenchmark: | |
183 | AliLog::Message(AliLog::kInfo, message, "HLT", origin_class, origin_func, file, line); | |
184 | break; | |
185 | case kHLTLogDebug: | |
186 | AliLog::Message(AliLog::kDebug, message, "HLT", origin_class, origin_func, file, line); | |
187 | break; | |
188 | case kHLTLogInfo: | |
189 | AliLog::Message(AliLog::kInfo, message, "HLT", origin_class, origin_func, file, line); | |
190 | break; | |
191 | case kHLTLogWarning: | |
192 | AliLog::Message(AliLog::kWarning, message, "HLT", origin_class, origin_func, file, line); | |
193 | break; | |
194 | case kHLTLogError: | |
195 | AliLog::Message(AliLog::kError, message, "HLT", origin_class, origin_func, file, line); | |
196 | break; | |
197 | case kHLTLogFatal: | |
198 | AliLog::Message(AliLog::kWarning, message, "HLT", origin_class, origin_func, file, line); | |
199 | break; | |
200 | default: | |
201 | break; | |
202 | } | |
203 | return 0; | |
204 | } | |
85465857 | 205 | #endif |
fc455fba | 206 | |
207 | const char* AliHLTLogging::BuildLogString(const char *format, va_list ap) | |
208 | { | |
209 | // see header file for class documentation | |
210 | ||
211 | int iResult=0; | |
212 | va_list bap; | |
213 | R__VA_COPY(bap, ap); | |
214 | ||
215 | // take the first argument from the list as format string if no | |
216 | // format was given | |
217 | const char* fmt = format; | |
218 | if (fmt==NULL) fmt=va_arg(ap, const char*); | |
219 | ||
220 | gAliHLTLoggingTarget[0]=0; | |
221 | while (fmt!=NULL) { | |
222 | iResult=vsnprintf(gAliHLTLoggingTarget.GetArray(), gAliHLTLoggingTarget.GetSize(), fmt, ap); | |
223 | if (iResult==-1) | |
224 | // for compatibility with older version of vsnprintf | |
225 | iResult=gAliHLTLoggingTarget.GetSize()*2; | |
226 | else if (iResult<gAliHLTLoggingTarget.GetSize()) | |
227 | break; | |
228 | ||
229 | // terminate if buffer is already at the limit | |
230 | if (gAliHLTLoggingTarget.GetSize()>=gALIHLTLOGGING_MAXBUFFERSIZE) { | |
231 | gAliHLTLoggingTarget[gAliHLTLoggingTarget.GetSize()-1]=0; | |
232 | break; | |
3495cce2 | 233 | } |
fc455fba | 234 | |
235 | // check limitation and grow the buffer | |
236 | if (iResult>gALIHLTLOGGING_MAXBUFFERSIZE) iResult=gALIHLTLOGGING_MAXBUFFERSIZE; | |
237 | gAliHLTLoggingTarget.Set(iResult+1); | |
238 | ||
239 | // copy the original list and skip the first argument if this was the format string | |
240 | va_end(ap); | |
241 | R__VA_COPY(ap, bap); | |
242 | if (format==NULL) va_arg(ap, const char*); | |
243 | } | |
244 | va_end(bap); | |
245 | ||
246 | return gAliHLTLoggingTarget.GetArray(); | |
3495cce2 | 247 | } |
248 | ||
fc455fba | 249 | int AliHLTLogging::Logging(AliHLTComponentLogSeverity severity, |
250 | const char* origin, const char* keyword, | |
251 | const char* format, ... ) | |
5f5b708b | 252 | { |
253 | // see header file for class documentation | |
85465857 | 254 | int iResult=CheckFilter(severity); |
255 | if (iResult>0) { | |
256 | va_list args; | |
257 | va_start(args, format); | |
258 | if (fLoggingFunc) { | |
259 | iResult = (*fLoggingFunc)(NULL/*fParam*/, severity, origin, keyword, AliHLTLogging::BuildLogString(format, args )); | |
260 | } else { | |
fc455fba | 261 | #ifndef NOALIROOT_LOGGING |
262 | if (fgUseAliLog) | |
263 | iResult=AliMessage(severity, NULL, origin, NULL, 0, AliHLTLogging::BuildLogString(format, args )); | |
264 | else | |
265 | #endif | |
266 | iResult=Message(NULL/*fParam*/, severity, origin, keyword, AliHLTLogging::BuildLogString(format, args )); | |
85465857 | 267 | } |
fc455fba | 268 | va_end(args); |
3495cce2 | 269 | } |
85465857 | 270 | return iResult; |
3495cce2 | 271 | } |
272 | ||
fc455fba | 273 | int AliHLTLogging::LoggingVarargs(AliHLTComponentLogSeverity severity, |
274 | const char* origin_class, const char* origin_func, | |
275 | const char* file, int line, ... ) const | |
3495cce2 | 276 | { |
5f5b708b | 277 | // see header file for class documentation |
278 | ||
fc455fba | 279 | if (file==NULL && line==0) { |
280 | // this is currently just to get rid of the warning "unused parameter" | |
281 | } | |
85465857 | 282 | int iResult=CheckFilter(severity); |
283 | if (iResult>0) { | |
85465857 | 284 | const char* separator=""; |
fc455fba | 285 | TString origin; |
85465857 | 286 | if (origin_class) { |
fc455fba | 287 | origin+=origin_class; |
85465857 | 288 | separator="::"; |
3495cce2 | 289 | } |
85465857 | 290 | if (origin_func) { |
fc455fba | 291 | origin+=separator; |
292 | origin+=origin_func; | |
3495cce2 | 293 | } |
85465857 | 294 | va_list args; |
fc455fba | 295 | va_start(args, line); |
85465857 | 296 | |
85465857 | 297 | if (fLoggingFunc) { |
fc455fba | 298 | iResult=(*fLoggingFunc)(NULL/*fParam*/, severity, origin.Data(), GetKeyword(), AliHLTLogging::BuildLogString(NULL, args )); |
85465857 | 299 | } else { |
fc455fba | 300 | #ifndef NOALIROOT_LOGGING |
301 | if (fgUseAliLog) | |
302 | iResult=AliMessage(severity, origin_class, origin_func, file, line, AliHLTLogging::BuildLogString(NULL, args )); | |
303 | else | |
304 | #endif | |
305 | iResult=Message(NULL/*fParam*/, severity, origin.Data(), GetKeyword(), AliHLTLogging::BuildLogString(NULL, args )); | |
85465857 | 306 | } |
307 | va_end(args); | |
3495cce2 | 308 | } |
3495cce2 | 309 | return iResult; |
310 | } | |
311 | ||
8ede8717 | 312 | int AliHLTLogging::CheckFilter(AliHLTComponentLogSeverity severity) const |
3495cce2 | 313 | { |
5f5b708b | 314 | // see header file for class documentation |
315 | ||
85465857 | 316 | int iResult=severity==kHLTLogNone || (severity&fGlobalLogFilter)>0 && (severity&fLocalLogFilter)>0; |
3495cce2 | 317 | return iResult; |
318 | } | |
5f5b708b | 319 | |
320 | void AliHLTLogging::SetGlobalLoggingLevel(AliHLTComponentLogSeverity level) | |
321 | { | |
322 | // see header file for class documentation | |
323 | ||
324 | fGlobalLogFilter=level; | |
325 | } | |
326 | ||
327 | void AliHLTLogging::SetLocalLoggingLevel(AliHLTComponentLogSeverity level) | |
328 | { | |
329 | // see header file for class documentation | |
330 | ||
331 | fLocalLogFilter=level; | |
332 | } |