curl/docs/libcurl/opts/CURLOPT_CONNECT_ONLY.3

53 lines
2.1 KiB
Groff
Raw Normal View History

2014-06-19 07:53:13 -04:00
.\" **************************************************************************
.\" * _ _ ____ _
.\" * Project ___| | | | _ \| |
.\" * / __| | | | |_) | |
.\" * | (__| |_| | _ <| |___
.\" * \___|\___/|_| \_\_____|
.\" *
.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
.\" *
.\" * This software is licensed as described in the file COPYING, which
.\" * you should have received as part of this distribution. The terms
.\" * are also available at https://curl.haxx.se/docs/copyright.html.
2014-06-19 07:53:13 -04:00
.\" *
.\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell
.\" * copies of the Software, and permit persons to whom the Software is
.\" * furnished to do so, under the terms of the COPYING file.
.\" *
.\" * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
.\" * KIND, either express or implied.
.\" *
.\" **************************************************************************
.\"
.TH CURLOPT_CONNECT_ONLY 3 "19 Jun 2014" "libcurl 7.37.0" "curl_easy_setopt options"
.SH NAME
CURLOPT_CONNECT_ONLY \- stop when connected to target server
.SH SYNOPSIS
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_CONNECT_ONLY, long only);
.SH DESCRIPTION
Pass a long. If the parameter equals 1, it tells the library to perform all
the required proxy authentication and connection setup, but no data transfer,
and then return.
2014-06-19 07:53:13 -04:00
The option can be used to simply test a connection to a server, but is more
useful when used with the \fICURLINFO_ACTIVESOCKET(3)\fP option to
2014-06-19 07:53:13 -04:00
\fIcurl_easy_getinfo(3)\fP as the library can set up the connection and then
the application can obtain the most recently used socket for special data
transfers.
.SH DEFAULT
0
.SH PROTOCOLS
HTTP, SMTP, POP3 and IMAP
2014-06-19 07:53:13 -04:00
.SH EXAMPLE
TODO
.SH AVAILABILITY
Added in 7.15.2
.SH RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
.SH "SEE ALSO"
.BR CURLOPT_VERBOSE "(3), " CURLOPT_HTTPPROXYTUNNEL "(3), "
.BR curl_easy_recv "(3), " curl_easy_send "(3) "