Persistence of file implemented objects

Christopher Faylor
Sun Jul 1 00:35:00 GMT 2012

On Sat, Jun 30, 2012 at 11:29:10PM +0100, Richard H Lee wrote:
>Various objects like fifo pipes, POSIX IPC shared memory and semaphores 
>that are implemented through the filesystem in cygwin persist when the 
>program abnornally terminates. They also persist through reboots, which 
>is different to the behaviour on linux. This is also different with the 
>case of sysV IPC + cygserver on cygwin which clears after reboots.

Please be more precise about what you are talking about.

Fifos persist on reboot on Linux or Cygwin.  They live on the
filesystem.  I don't see how POSIX IPC shared memory and semaphores
could persist.


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