I invoked the "configure" script this way: > Did you configure userspace with -enable-pshared? > I would like to use the same named semaphore in two separate Xenomai binaries. > Again, re-adding the list - please always use "reply to all". 5:09 ` Jan Kiszka 11:10 ` Paal Tamas 0 siblings, 0 replies 8+ messages in thread * Re: Posix named semaphore used by two separate applications Siemens AG, Corporate Technology, CT RDA IOT SES-DEĬorporate Competence Center Embedded Linux The same bad behavior there.ĭid you configure userspace with -enable-pshared? I tried 3.0.5 and the latest git repository too. > The same procedure worked fine in 2.6.2.1 (the previous version I used). Both the sem_wait() and the sem_close() function behave this way. After that all semaphore functions in this second application return EINVAL (22) (Invalid argument). The sem_open() returns a valid (like) pointer. It realizes that the semaphore with the name already exists, so it opens it. The second instance of the same applications starts than. > The first instance of my test application creates a named semaphore. If(argc I would like to use the same named semaphore in two separate Xenomai binaries. The same procedure worked fine in 2.6.2.1 (the previous version I used).
The first instance of my test application creates a named semaphore. I would like to use the same named semaphore in two separate Xenomai binaries. 10:19 ` Jan Kiszka 0 siblings, 1 reply 8+ messages in thread Posix named semaphore used by two separate applications All of help / color / mirror / Atom feed * Posix named semaphore used by two separate applications 8:50 Paal Tamas
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