This version of this document is no longer maintained. For the latest documentation, see http://www.qnx.com/developers/docs.

PgShmemDetach()

Remove a shared memory reference

Synopsis:

int PgShmemDetach( void *addr );

Library:

ph

Description:

This function removes a shared memory reference previously attached with PgShmemAttach().

The shared memory object persists until no other applications refer to it. Don't use the same name for another shared memory object, especially right after detaching the first one.

Returns:

0

Success.

-1

An error occurred (errno is set).

Errors:

See the errors for shm_unlink() in the QNX Neutrino Library Reference.

Classification:

Photon

See also:

PgShmemAttach()