From 597cc5edd624525563e6549dc0057eca2a51c81d Mon Sep 17 00:00:00 2001 From: Micah Anderson Date: Tue, 11 Nov 2014 13:30:46 -0500 Subject: upgrade to new version --- doc/zmq_msg_init.3 | 99 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 doc/zmq_msg_init.3 (limited to 'doc/zmq_msg_init.3') diff --git a/doc/zmq_msg_init.3 b/doc/zmq_msg_init.3 new file mode 100644 index 0000000..571df11 --- /dev/null +++ b/doc/zmq_msg_init.3 @@ -0,0 +1,99 @@ +'\" t +.\" Title: zmq_msg_init +.\" Author: [see the "AUTHORS" section] +.\" Generator: DocBook XSL Stylesheets v1.76.1 +.\" Date: 10/14/2014 +.\" Manual: 0MQ Manual +.\" Source: 0MQ 4.0.5 +.\" Language: English +.\" +.TH "ZMQ_MSG_INIT" "3" "10/14/2014" "0MQ 4\&.0\&.5" "0MQ Manual" +.\" ----------------------------------------------------------------- +.\" * Define some portability stuff +.\" ----------------------------------------------------------------- +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" http://bugs.debian.org/507673 +.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.ie \n(.g .ds Aq \(aq +.el .ds Aq ' +.\" ----------------------------------------------------------------- +.\" * set default formatting +.\" ----------------------------------------------------------------- +.\" disable hyphenation +.nh +.\" disable justification (adjust text to left margin only) +.ad l +.\" ----------------------------------------------------------------- +.\" * MAIN CONTENT STARTS HERE * +.\" ----------------------------------------------------------------- +.SH "NAME" +zmq_msg_init \- initialise empty 0MQ message +.SH "SYNOPSIS" +.sp +\fBint zmq_msg_init (zmq_msg_t \fR\fB\fI*msg\fR\fR\fB);\fR +.SH "DESCRIPTION" +.sp +The \fIzmq_msg_init()\fR function shall initialise the message object referenced by \fImsg\fR to represent an empty message\&. This function is most useful when called before receiving a message with \fIzmq_recv()\fR\&. +.if n \{\ +.sp +.\} +.RS 4 +.it 1 an-trap +.nr an-no-space-flag 1 +.nr an-break-flag 1 +.br +.ps +1 +\fBCaution\fR +.ps -1 +.br +.sp +Never access \fIzmq_msg_t\fR members directly, instead always use the \fIzmq_msg\fR family of functions\&. +.sp .5v +.RE +.if n \{\ +.sp +.\} +.RS 4 +.it 1 an-trap +.nr an-no-space-flag 1 +.nr an-break-flag 1 +.br +.ps +1 +\fBCaution\fR +.ps -1 +.br +.sp +The functions \fIzmq_msg_init()\fR, \fIzmq_msg_init_data()\fR and \fIzmq_msg_init_size()\fR are mutually exclusive\&. Never initialize the same \fIzmq_msg_t\fR twice\&. +.sp .5v +.RE +.SH "RETURN VALUE" +.sp +The \fIzmq_msg_init()\fR function shall return zero if successful\&. Otherwise it shall return \-1 and set \fIerrno\fR to one of the values defined below\&. +.SH "ERRORS" +.sp +No errors are defined\&. +.SH "EXAMPLE" +.PP +\fBReceiving a message from a socket\fR. +.sp +.if n \{\ +.RS 4 +.\} +.nf +zmq_msg_t msg; +rc = zmq_msg_init (&msg); +assert (rc == 0); +rc = zmq_recv (socket, &msg, 0); +assert (rc == 0); +.fi +.if n \{\ +.RE +.\} +.sp +.SH "SEE ALSO" +.sp +\fBzmq_msg_init_size\fR(3) \fBzmq_msg_init_data\fR(3) \fBzmq_msg_close\fR(3) \fBzmq_msg_data\fR(3) \fBzmq_msg_size\fR(3) \fBzmq\fR(7) +.SH "AUTHORS" +.sp +This page was written by the 0MQ community\&. To make a change please read the 0MQ Contribution Policy at \m[blue]\fBhttp://www\&.zeromq\&.org/docs:contributing\fR\m[]\&. -- cgit v1.2.3