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| include::banner.adoc[] |
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| == Pub/Sub (Topics & Broadcast) |
| |
| image::../pubsub.png[Topics & Broadcast] |
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| This pattern is used to allow a single broadcaster to publish messages |
| to many subscribers, which may choose to limit which messages they receive. |
| |
| .pubsub.c |
| [source,c] |
| ---- |
| include::src/pubsub.c[] |
| ---- |
| <1> Blithely assumes message is ASCIIZ string. Real code should check it. |
| |
| .Compilation |
| [source,bash] |
| ---- |
| gcc pubsub.c -lnng -o pubsub |
| ---- |
| |
| .Execution |
| [source,bash] |
| ---- |
| include::src/pubsub.sh[] |
| ---- |
| |
| .Output |
| ---- |
| include::src/pubsub.out[] |
| ---- |
