-// $Id:
+// @(#) $Id$
/**************************************************************************
* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
* *
* Authors: Matthias Richter <Matthias.Richter@ift.uib.no> *
* Timm Steinbeck <timm@kip.uni-heidelberg.de> *
- * Artur Szostak <artursz@iafrica.com> *
* for The ALICE Off-line Project. *
* *
* Permission to use, copy, modify and distribute this software and its *
* provided "as is" without express or implied warranty. *
**************************************************************************/
-///////////////////////////////////////////////////////////////////////////////
-// //
-// HLT logging tools //
-// //
-///////////////////////////////////////////////////////////////////////////////
+/** @file AliHLTLogging.cxx
+ @author Matthias Richter, Timm Steinbeck
+ @date
+ @brief Implementation of HLT logging primitives.
+*/
-#if __GNUC__== 3
+#if __GNUC__>= 3
using namespace std;
#endif
-#include <errno.h>
-//#include <string.h>
-#include "AliL3StandardIncludes.h"
+#include "AliHLTStdIncludes.h"
#include "AliHLTLogging.h"
-#include <stdarg.h>
-#include <string.h>
+#include "AliHLTComponentHandler.h"
+#include "TString.h"
+#include "Varargs.h"
+#include <string>
+#include <sstream>
+#include <iostream>
-ClassImp(AliHLTLogging)
-
-char AliHLTLogging::fLogBuffer[LOG_BUFFER_SIZE]="";
-char AliHLTLogging::fOriginBuffer[LOG_BUFFER_SIZE]="";
-
-AliHLTComponent_LogSeverity AliHLTLogging::fGlobalLogFilter=(AliHLTComponent_LogSeverity)0;
-fctLogging AliHLTLogging::fLoggingFunc=NULL;
+/** ROOT macro for the implementation of ROOT specific class methods */
+ClassImp(AliHLTLogging);
AliHLTLogging::AliHLTLogging()
+ :
+ //fLocalLogFilter(kHLTLogDefault),
+ fLocalLogFilter(kHLTLogAll),
+ fpDefaultKeyword(NULL),
+ fpCurrentKeyword(NULL)
+{
+ // see header file for class documentation
+ // or
+ // refer to README to build package
+ // or
+ // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
+}
+
+AliHLTLogging::AliHLTLogging(const AliHLTLogging&)
+ :
+ fLocalLogFilter(kHLTLogAll),
+ fpDefaultKeyword(NULL),
+ fpCurrentKeyword(NULL)
{
+ // see header file for class documentation
+ HLTFatal("copy constructor untested");
}
+AliHLTLogging& AliHLTLogging::operator=(const AliHLTLogging&)
+{
+ // see header file for class documentation
+ HLTFatal("assignment operator untested");
+ return *this;
+}
+
+ostringstream AliHLTLogging::fgLogstr;
+AliHLTComponentLogSeverity AliHLTLogging::fgGlobalLogFilter=kHLTLogAll;
+AliHLTfctLogging AliHLTLogging::fgLoggingFunc=NULL;
+AliHLTLogging::AliHLTDynamicMessage AliHLTLogging::fgAliLoggingFunc=NULL;
+int AliHLTLogging::fgUseAliLog=1;
AliHLTLogging::~AliHLTLogging()
{
+ // see header file for class documentation
+}
+
+// the array will be grown dynamically, this is just an initial size
+TArrayC AliHLTLogging::fgAliHLTLoggingTarget(200);
+// the maximum size of the array
+const int AliHLTLogging::fgkALIHLTLOGGINGMAXBUFFERSIZE=10000;
+
+int AliHLTLogging::Init(AliHLTfctLogging pFun)
+{
+ // see header file for class documentation
+ if (fgLoggingFunc!=NULL && fgLoggingFunc!=pFun) {
+ (*fgLoggingFunc)(NULL/*fParam*/, kHLTLogWarning, "AliHLTLogging::Init", "no key", "overriding previously initialized logging function");
+ }
+ fgLoggingFunc=pFun;
+
+ return 0;
}
-int AliHLTLogging::Message(void *param, AliHLTComponent_LogSeverity severity, const char* origin, const char* keyword, const char* message) {
+int AliHLTLogging::InitAliLogTrap(AliHLTComponentHandler* pHandler)
+{
+ // see header file for class documentation
int iResult=0;
+ if (pHandler) {
+ AliHLTComponentLogSeverity loglevel=pHandler->GetLocalLoggingLevel();
+ pHandler->SetLocalLoggingLevel(kHLTLogError);
+ pHandler->LoadLibrary("libAliHLTUtil.so");
+ pHandler->SetLocalLoggingLevel(loglevel);
+ InitAliDynamicMessageCallback pFunc=(InitAliDynamicMessageCallback)pHandler->FindSymbol("libAliHLTUtil.so", "InitAliDynamicMessageCallback");
+ if (pFunc) {
+ iResult=(*pFunc)();
+ } else {
+ Message(NULL, kHLTLogError, "AliHLTLogging::InitAliLogTrap", "init logging",
+ "can not initialize AliLog callback");
+ iResult=-ENOSYS;
+ }
+ } else {
+ iResult=-EINVAL;
+ }
+
+ return iResult;
+}
+
+int AliHLTLogging::Message(void *param, AliHLTComponentLogSeverity severity,
+ const char* origin, const char* keyword,
+ const char* message)
+{
+ // see header file for class documentation
+ int iResult=0;
+ if (param==NULL) {
+ // this is currently just to get rid of the warning "unused parameter"
+ }
+
const char* strSeverity="";
switch (severity) {
case kHLTLogBenchmark:
default:
break;
}
- cout << "HLT Log " << strSeverity << ": " << origin << " (" << keyword << ") " << message << endl;
+ TString out="HLT Log ";
+ out+=strSeverity;
+ if (origin && origin[0]!=0) {out+=": <"; out+=origin; out+="> ";}
+ out+=" "; out+=message;
+ if (keyword!=NULL && strcmp(keyword, HLT_DEFAULT_LOG_KEYWORD)!=0) {
+ out+=" ("; out+=keyword; out +=")";
+ }
+ cout << out.Data() << endl;
return iResult;
}
-const char* AliHLTLogging::BuildLogString(const char *format, va_list ap) {
- int tgtLen=0;
- int iBufferSize=LOG_BUFFER_SIZE;
- char* tgtBuffer=fLogBuffer;
- tgtBuffer[tgtLen]=0;
-
- tgtLen = snprintf(tgtBuffer, iBufferSize, LOG_PREFIX); // add logging prefix
- if (tgtLen>=0) {
- tgtBuffer+=tgtLen; iBufferSize-=tgtLen;
- tgtLen = vsnprintf(tgtBuffer, iBufferSize, format, ap);
- if (tgtLen>0) {
- tgtBuffer+=tgtLen;
-// if (tgtLen<LOG_BUFFER_SIZE-1) {
-// *tgtBuffer++='\n'; // add newline if space in buffer
-// }
- *tgtBuffer=0; // terminate the buffer
- }
- }
- return fLogBuffer;
-}
+#if 0
+int AliHLTLogging::AliMessage(AliHLTComponentLogSeverity severity,
+ const char* originClass, const char* originFunc,
+ const char* file, int line, const char* message)
+{
+ // see header file for class documentation
-int AliHLTLogging::Logging(AliHLTComponent_LogSeverity severity, const char* origin, const char* keyword, const char* format, ... ) {
- va_list args;
- va_start(args, format);
- if (fLoggingFunc) {
- return (*fLoggingFunc)(NULL/*fParam*/, severity, origin, keyword, AliHLTLogging::BuildLogString(format, args ));
- } else {
- return Message(NULL/*fParam*/, severity, origin, keyword, AliHLTLogging::BuildLogString(format, args ));
+ switch (severity) {
+ case kHLTLogBenchmark:
+ AliLog::Message(AliLog::kInfo, message, "HLT", originClass, originFunc, file, line);
+ break;
+ case kHLTLogDebug:
+ AliLog::Message(AliLog::kDebug, message, "HLT", originClass, originFunc, file, line);
+ break;
+ case kHLTLogInfo:
+ AliLog::Message(AliLog::kInfo, message, "HLT", originClass, originFunc, file, line);
+ break;
+ case kHLTLogWarning:
+ AliLog::Message(AliLog::kWarning, message, "HLT", originClass, originFunc, file, line);
+ break;
+ case kHLTLogError:
+ AliLog::Message(AliLog::kError, message, "HLT", originClass, originFunc, file, line);
+ break;
+ case kHLTLogFatal:
+ AliLog::Message(AliLog::kWarning, message, "HLT", originClass, originFunc, file, line);
+ break;
+ default:
+ break;
}
- return -ENOSYS;
+ return 0;
}
+#endif
-int AliHLTLogging::LoggingVarargs( AliHLTComponent_LogSeverity severity, const char* origin_class, const char* origin_func, ... )
+const char* AliHLTLogging::BuildLogString(const char *format, va_list ap)
{
+ // see header file for class documentation
+
int iResult=0;
- int iMaxSize=LOG_BUFFER_SIZE-1;
- int iPos=0;
- const char* separator="";
- fOriginBuffer[iPos]=0;
- if (origin_class) {
- if ((int)strlen(origin_class)<iMaxSize-iPos) {
- strcpy(&fOriginBuffer[iPos], origin_class);
- iPos+=strlen(origin_class);
- separator="::";
+#ifdef R__VA_COPY
+ va_list bap;
+ R__VA_COPY(bap, ap);
+#endif //R__VA_COPY
+
+ // take the first argument from the list as format string if no
+ // format was given
+ const char* fmt = format;
+ if (fmt==NULL) fmt=va_arg(ap, const char*);
+
+ fgAliHLTLoggingTarget[0]=0;
+ while (fmt!=NULL) {
+ iResult=vsnprintf(fgAliHLTLoggingTarget.GetArray(), fgAliHLTLoggingTarget.GetSize(), fmt, ap);
+ if (iResult==-1)
+ // for compatibility with older version of vsnprintf
+ iResult=fgAliHLTLoggingTarget.GetSize()*2;
+ else if (iResult<fgAliHLTLoggingTarget.GetSize())
+ break;
+
+ // terminate if buffer is already at the limit
+ if (fgAliHLTLoggingTarget.GetSize()>=fgkALIHLTLOGGINGMAXBUFFERSIZE)
+ {
+ fgAliHLTLoggingTarget[fgAliHLTLoggingTarget.GetSize()-1]=0;
+ break;
}
- }
- if (origin_func) {
- if ((int)strlen(origin_func)+(int)strlen(separator)<iMaxSize-iPos) {
- strcpy(&fOriginBuffer[iPos], separator);
- iPos+=strlen(separator);
- strcpy(&fOriginBuffer[iPos], origin_func);
- iPos+=strlen(origin_func);
+
+ // check limitation and grow the buffer
+ if (iResult>fgkALIHLTLOGGINGMAXBUFFERSIZE) iResult=fgkALIHLTLOGGINGMAXBUFFERSIZE;
+ fgAliHLTLoggingTarget.Set(iResult+1);
+
+ // copy the original list and skip the first argument if this was the format string
+#ifdef R__VA_COPY
+ va_end(ap);
+ R__VA_COPY(ap, bap);
+#else
+ fgAliHLTLoggingTarget[fgAliHLTLoggingTarget.GetSize()-1]=0;
+ break;
+#endif //R__VA_COPY
+ if (format==NULL) va_arg(ap, const char*);
+ }
+#ifdef R__VA_COPY
+ va_end(bap);
+#endif //R__VA_COPY
+
+ return fgAliHLTLoggingTarget.GetArray();
+}
+
+int AliHLTLogging::Logging(AliHLTComponentLogSeverity severity,
+ const char* origin, const char* keyword,
+ const char* format, ... )
+{
+ // see header file for class documentation
+ int iResult=CheckFilter(severity);
+ if (iResult>0) {
+ va_list args;
+ va_start(args, format);
+ if (fgLoggingFunc) {
+ iResult = (*fgLoggingFunc)(NULL/*fParam*/, severity, origin, keyword, AliHLTLogging::BuildLogString(format, args ));
+ } else {
+ if (fgUseAliLog!=0 && fgAliLoggingFunc!=NULL)
+ iResult=(*fgAliLoggingFunc)(severity, NULL, origin, NULL, 0, AliHLTLogging::BuildLogString(format, args ));
+ else
+ iResult=Message(NULL/*fParam*/, severity, origin, keyword, AliHLTLogging::BuildLogString(format, args ));
}
+ va_end(args);
}
- va_list args;
- va_start(args, origin_func);
- const char* format = va_arg(args, const char*);
-
- const char* message=format;
- char* qualifier=NULL;
- const char* keyword="no key";
- if ((qualifier=strchr(format, '%'))!=NULL) {
- message=AliHLTLogging::BuildLogString(format, args);
+ return iResult;
+}
+
+int AliHLTLogging::LoggingVarargs(AliHLTComponentLogSeverity severity,
+ const char* originClass, const char* originFunc,
+ const char* file, int line, ... ) const
+{
+ // see header file for class documentation
+
+ if (file==NULL && line==0) {
+ // this is currently just to get rid of the warning "unused parameter"
}
- if (fLoggingFunc) {
- iResult=(*fLoggingFunc)(NULL/*fParam*/, severity, fOriginBuffer, keyword, message);
- } else {
- iResult=Message(NULL/*fParam*/, severity, fOriginBuffer, keyword, message);
+ int iResult=CheckFilter(severity);
+ if (iResult>0) {
+ const char* separator="";
+ TString origin;
+ if (originClass) {
+ origin+=originClass;
+ separator="::";
+ }
+ if (originFunc) {
+ origin+=separator;
+ origin+=originFunc;
+ }
+ va_list args;
+ va_start(args, line);
+
+ if (fgLoggingFunc) {
+ iResult=(*fgLoggingFunc)(NULL/*fParam*/, severity, origin.Data(), GetKeyword(), AliHLTLogging::BuildLogString(NULL, args ));
+ } else {
+ if (fgUseAliLog!=0 && fgAliLoggingFunc!=NULL)
+ iResult=(*fgAliLoggingFunc)(severity, originClass, originFunc, file, line, AliHLTLogging::BuildLogString(NULL, args ));
+ else
+ iResult=Message(NULL/*fParam*/, severity, origin.Data(), GetKeyword(), AliHLTLogging::BuildLogString(NULL, args ));
+ }
+ va_end(args);
}
- va_end(args);
return iResult;
}
-int AliHLTLogging::CheckFilter(AliHLTComponent_LogSeverity severity)
+int AliHLTLogging::CheckFilter(AliHLTComponentLogSeverity severity) const
{
- int iResult=1;
+ // see header file for class documentation
+
+ int iResult=severity==kHLTLogNone || (severity&fgGlobalLogFilter)>0 && (severity&fLocalLogFilter)>0;
return iResult;
}
+
+void AliHLTLogging::SetGlobalLoggingLevel(AliHLTComponentLogSeverity level)
+{
+ // see header file for class documentation
+
+ fgGlobalLogFilter=level;
+}
+
+AliHLTComponentLogSeverity AliHLTLogging::GetGlobalLoggingLevel()
+{
+ // see header file for class documentation
+
+ return fgGlobalLogFilter;
+}
+
+void AliHLTLogging::SetLocalLoggingLevel(AliHLTComponentLogSeverity level)
+{
+ // see header file for class documentation
+
+ fLocalLogFilter=level;
+}
+
+
+AliHLTComponentLogSeverity AliHLTLogging::GetLocalLoggingLevel()
+{
+ // see header file for class documentation
+
+ return fLocalLogFilter;
+}