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clarified spec

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This commit is contained in:
Davis King 2012-10-17 19:37:29 -04:00
parent f6b0c1aacc
commit 37fb456bbc
1 changed files with 24 additions and 11 deletions
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35
dlib/bsp/bsp_abstract.h
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@ -110,10 +110,14 @@ namespace dlib
- #item == the next message which was sent to the calling processing
node.
- else
- There were no other messages to receive and all other processing
nodes are blocked on calls to receive() or have terminated. That is,
receive() waits for all other nodes to be in a state which can't
generate new messages before it returns false).
- The following must have been true for this function to return false:
- All other nodes were blocked on calls to receive() or terminated.
- There were not any messages in flight between any nodes.
- That is, if all the nodes had continued to block on receive()
then they all would have blocked forever. Therefore, this
function only returns once there are no more messages to process
by any any node and there is no possibility of more being
generated until control is returned to the callers of receive().
throws
- dlib::socket_error:
This exception is thrown if some error occurs which prevents us from
@ -140,10 +144,14 @@ namespace dlib
- #sending_node_id == the node id of the node that sent this message.
- #sending_node_id < number_of_nodes()
- else
- There were no other messages to receive and all other processing
nodes are blocked on calls to receive() or have terminated. That is,
receive() waits for all other nodes to be in a state which can't
generate new messages before it returns false).
- The following must have been true for this function to return false:
- All other nodes were blocked on calls to receive() or terminated.
- There were not any messages in flight between any nodes.
- That is, if all the nodes had continued to block on receive()
then they all would have blocked forever. Therefore, this
function only returns once there are no more messages to process
by any any node and there is no possibility of more being
generated until control is returned to the callers of receive().
throws
- dlib::socket_error:
This exception is thrown if some error occurs which prevents us from
@ -159,9 +167,14 @@ namespace dlib
);
/*!
ensures
- simply waits for all other nodes to become blocked on calls to receive()
or to terminate (i.e. waits for other nodes to be in a state that can't
send messages).
- Wait for the following to all be true.
- All other nodes are blocked on calls to receive() or have terminated.
- There are not any messages in flight between any nodes.
- That is, if all the nodes had continued to block on receive() then
they all would have blocked forever. Therefore, this function only
returns once there are no more messages to process by any any node
and there is no possibility of more being generated until control is
returned to the callers of receive().
throws
- dlib::socket_error:
This exception is thrown if some error occurs which prevents us from