On 24/09/2020 18:39, Gedare Bloom wrote:
I checked the standard and there is no explicit error condition listed for sizes which lead to an integer overflow. If you do the calculations with real integers, then you can say, that a 4GB address space system has insufficient space for the creation of the new message queue needing 5GB.+ status = _CORE_message_queue_Initialize( + &the_mq->Message_queue, + CORE_MESSAGE_QUEUE_DISCIPLINES_FIFO, + attr->mq_maxmsg, + attr->mq_msgsize + ); + + if ( status != STATUS_SUCCESSFUL ) { _POSIX_Message_queue_Free( the_mq ); _Workspace_Free( name ); rtems_set_errno_and_return_value( ENOSPC, MQ_OPEN_FAILED );translate the status in case we end up using something besides ENOSPC?
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