Hi Thomas, have a look at: http://root.cern.ch/root/html/src/TMapFile.cxx.html I've not yet abstracted the semaphore handling in its own class, but the TMapFile implementation will show you a cross platform way (Unix/NT) of doing it. Cheers, Fons. Thomas Eberl wrote: > > Dear rooters, > > does somebody have a piece of code that could serve me as an example > about the use of semaphores to synchronize writing and retrieving > objects to and from Shared Memory ? > > Many thanks in advance > > Thomas > -- > Thomas Eberl Phone: (+49 89) 289 1 2425 > Physik-Department E12, Technische Universitaet Muenchen > James-Franck-Strasse *** 85748 Garching b. Muenchen > Email: Thomas.Eberl@physik.tu-muenchen.de -- Org: CERN, European Laboratory for Particle Physics. Mail: 1211 Geneve 23, Switzerland E-Mail: Fons.Rademakers@cern.ch Phone: +41 22 7679248 WWW: http://root.cern.ch/~rdm/ Fax: +41 22 7677910
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