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ZMQ_HAS

Section: 0MQ Manual (3)
Updated: 12/31/2016
Index Return to Main Contents
 

NAME

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

This page was written by the 0MQ community. To make a change please read the 0MQ Contribution Policy at m[blue]http://www.zeromq.org/docs:contributingm[].


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
AUTHORS





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