mirror of
https://github.com/zeromq/libzmq.git
synced 2024-12-28 07:58:14 +08:00
67e02ca8bc
contributors and doesn't reflect the real process. I've taken out all named authors and referred to the contribution policy. Hopefully this will improve the contributions to the man pages.
73 lines
1.5 KiB
Plaintext
73 lines
1.5 KiB
Plaintext
zmq_ctx_get(3)
|
|
==============
|
|
|
|
|
|
NAME
|
|
----
|
|
|
|
zmq_ctx_get - get context options
|
|
|
|
|
|
SYNOPSIS
|
|
--------
|
|
*int zmq_ctx_get (void '*context', int 'option_name');*
|
|
|
|
|
|
DESCRIPTION
|
|
-----------
|
|
The _zmq_ctx_get()_ function shall return the option specified by the
|
|
'option_name' argument.
|
|
|
|
The _zmq_ctx_get()_ function accepts the following option names:
|
|
|
|
|
|
ZMQ_IO_THREADS: Get number of I/O threads
|
|
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
The 'ZMQ_IO_THREADS' argument returns the size of the 0MQ thread pool
|
|
for this context.
|
|
|
|
ZMQ_MAX_SOCKETS: Get maximum number of sockets
|
|
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
The 'ZMQ_MAX_SOCKETS' argument returns the maximum number of sockets
|
|
allowed for this context.
|
|
|
|
ZMQ_IPV6: Set IPv6 option
|
|
~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
The 'ZMQ_IPV6' argument returns the IPv6 option for the context.
|
|
|
|
|
|
RETURN VALUE
|
|
------------
|
|
The _zmq_ctx_get()_ function returns a value of 0 or greater if successful.
|
|
Otherwise it returns `-1` and sets 'errno' to one of the values defined
|
|
below.
|
|
|
|
|
|
ERRORS
|
|
------
|
|
*EINVAL*::
|
|
The requested option _option_name_ is unknown.
|
|
|
|
|
|
EXAMPLE
|
|
-------
|
|
.Setting a limit on the number of sockets
|
|
----
|
|
void *context = zmq_ctx_new ();
|
|
zmq_ctx_get (context, ZMQ_MAX_SOCKETS, 256);
|
|
int max_sockets = zmq_ctx_get (context, ZMQ_MAX_SOCKETS);
|
|
assert (max_sockets == 256);
|
|
----
|
|
|
|
|
|
SEE ALSO
|
|
--------
|
|
linkzmq:zmq_ctx_set[3]
|
|
linkzmq:zmq[7]
|
|
|
|
|
|
AUTHORS
|
|
-------
|
|
This page was written by the 0MQ community. To make a change please
|
|
read the 0MQ Contribution Policy at <http://www.zeromq.org/docs:contributing>.
|