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Mutexe und Prozesse

Submitted by rac on 13 January, 2008 - 15:19.
  • Mutex nur in Prozess sichtbar
  • für mehrere Prozessen gültige Mutexe möglich
  • wenn _POSIX_THREAD_PROCESS_SHARED definiert
  • Achtung: #include <unistd.h>, damit _POSIX Konstanten bekannt sind! 
 pthread_mutexattr_t
 pthread_mutexattr_init(pthread_mutexattr_t* ma)
 pthread_mutexattr_destroy
 pthread_mutexattr_setshared( &ma, PTHREAD_PROCESS_SHARED)
  • in shared Memory
‹ Lock GranularitätupBedingungsvariablen ›
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