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From Ian Holsman <i...@cnet.com>
Subject Re: Handholding: shared memory
Date Sun, 12 Aug 2001 15:49:44 GMT
Graham Leggett wrote:

>Hi all,
>
>I need a bit of handholding with the allocation of shared memory
>segments in APR. A couple of questions:
>
>- Is the reqsize parameter in apr_shm_init() optional? In other words
>does this follow the behavior of the MM library where if the value is
>set to zero it defaults to the maximum possible size with a soft maximum
>of 64MB?
>
>- Is the setting of the shared memory segment name using
>apr_shm_name_get() and apr_shm_name_set() optional or mandatory?
>
I don't these 2 do anything on unix.
infact I think shmem on unix is all anonymous (at the moment)

>
>I would like to use apr_shm_name_set() to give a particular segement a
>name, but it's not clear in the APR header docs as to whether this is
>possible on all platforms, or whether on some platforms only anonymous
>shared memory is possible.
>
only anon.
the parent needs to create it, and the handle gets passed down to it's 
children.

>
>Regards,
>Graham
>--
>-----------------------------------------
>minfrin@sharp.fm		"There's a moon
>					over Bourbon Street
>						tonight..."
>




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