zmq_has (3) Linux Manual Page
zmq_has – check a ZMQ capability
Synopsis
int zmq_has(const char *capability);Description
The zmq_has() function shall report whether a specified capability is available in the library. This allows bindings and applications to probe a library directly, for transport and security options.
Capabilities shall be lowercase strings. The following capabilities are defined:
- • ipc – the library supports the ipc:// protocol
- • pgm – the library supports the pgm:// protocol
- • tipc – the library supports the tipc:// protocol
- • norm – the library supports the norm:// protocol
- • curve – the library supports the CURVE security mechanism
- • gssapi – the library supports the GSSAPI security mechanism
When this method is provided, the zmq.h header file will define ZMQ_HAS_CAPABILITIES.
Return Value
The zmq_has() function shall return 1 if the specified capability is provided. Otherwise it shall return 0.
Authors
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