| 1 | // -*- c++ -*-
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| 2 | /************************************************/
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| 3 | /* file: GlobalDebugSettings.h */
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| 4 | /* description: Class GlobalDebugSettings */
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| 5 | /* maintainer: Markus Joos, CERN/PH-ESS */
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| 6 | /************************************************/
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| 7 |
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| 8 | #ifndef DFGLOBALDEBUGSETTINGS_H
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| 9 | #define DFGLOBALDEBUGSETTINGS_H
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| 10 |
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| 11 | #include <pthread.h>
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| 12 |
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| 13 | namespace DF
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| 14 | {
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| 15 | class GlobalDebugSettings
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| 16 | {
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| 17 | public:
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| 18 | static unsigned int traceLevel();
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| 19 | static unsigned int packageId();
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| 20 | static void lock();
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| 21 | static void unlock();
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| 22 | static void setup(unsigned int traceLevel,unsigned int packageId = 0);
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| 23 | private:
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| 24 | static unsigned int s_traceLevel;
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| 25 | static unsigned int s_packageId;
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| 26 | static int s_mutexLocked;
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| 27 | static pthread_mutex_t debug_mutex;
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| 28 | static pthread_t s_mutexOwner;
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| 29 | };
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| 30 |
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| 31 | inline unsigned int GlobalDebugSettings::traceLevel()
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| 32 | {
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| 33 | return(s_traceLevel);
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| 34 | }
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| 35 |
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| 36 | inline unsigned int GlobalDebugSettings::packageId()
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| 37 | {
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| 38 | return(s_packageId);
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| 39 | }
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| 40 |
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| 41 | inline void GlobalDebugSettings::lock()
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| 42 | {
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| 43 | if ((s_mutexLocked == 0) || (pthread_equal(s_mutexOwner, pthread_self()) == 0))
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| 44 | {
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| 45 | pthread_mutex_lock(&debug_mutex);
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| 46 | s_mutexOwner = pthread_self();
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| 47 | }
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| 48 | s_mutexLocked++;
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| 49 | }
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| 50 |
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| 51 | inline void GlobalDebugSettings::unlock()
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| 52 | {
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| 53 | s_mutexLocked--;
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| 54 | if (s_mutexLocked == 0)
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| 55 | pthread_mutex_unlock(&debug_mutex);
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| 56 | }
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| 57 |
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| 58 | inline void GlobalDebugSettings::setup(unsigned int traceLevel, unsigned int packageId)
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| 59 | {
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| 60 | s_traceLevel = traceLevel;
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| 61 | s_packageId = packageId;
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| 62 | }
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| 63 |
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| 64 | } // end of namespace DF
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| 65 | #endif //DFGLOBALDEBUGSETTINGS_H
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| 66 |
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