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68 lines
1.3 KiB
Plaintext
68 lines
1.3 KiB
Plaintext
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zmq_ctx_get(3)
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==============
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NAME
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----
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zmq_ctx_get - get context options
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SYNOPSIS
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--------
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*int zmq_ctx_get (void '*context', int 'option_name');*
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DESCRIPTION
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-----------
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The _zmq_ctx_get()_ function shall return the option specified by the
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'option_name' argument.
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The _zmq_ctx_get()_ function accepts the following option names:
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ZMQ_IO_THREADS: Get number of I/O threads
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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The 'ZMQ_IO_THREADS' argument returns the size of the 0MQ thread pool
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for this context.
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ZMQ_MAX_SOCKETS: Set maximum number of sockets
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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The 'ZMQ_MAX_SOCKETS' argument returns the maximum number of sockets
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allowed for this context.
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RETURN VALUE
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------------
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The _zmq_ctx_get()_ function returns a value of 0 or greater if successful.
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Otherwise it returns `-1` and sets 'errno' to one of the values defined
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below.
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ERRORS
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------
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*EINVAL*::
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The requested option _option_name_ is unknown.
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EXAMPLE
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-------
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.Setting a limit on the number of sockets
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----
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void *context = zmq_ctx_new ();
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zmq_ctx_get (context, ZMQ_MAX_SOCKETS, 256);
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int max_sockets = zmq_ctx_get (context, ZMQ_MAX_SOCKETS);
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assert (max_sockets == 256);
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----
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SEE ALSO
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--------
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linkzmq:zmq_ctx_set[3]
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linkzmq:zmq[7]
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AUTHORS
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-------
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This 0MQ manual page was written by Pieter Hintjens <ph@imatix.com>
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