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Code Issues Releases Wiki Activity

curl_multi_timeout.3: added example

This commit is contained in:
Daniel Stenberg 2015-06-02 12:18:10 +02:00
parent 46a050e9f5
commit f6af9aef7e
1 changed files with 17 additions and 1 deletions
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18
docs/libcurl/curl_multi_timeout.3
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@ -5,7 +5,7 @@
.\" * | (__| |_| | _ <| |___
.\" * \___|\___/|_| \_\_____|
.\" *
.\" * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
.\" * Copyright (C) 1998 - 2015, 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
@ -49,6 +49,22 @@ SHOULD instead use \fIcurl_multi_setopt(3)\fP and its
Note: if libcurl returns a -1 timeout here, it just means that libcurl
currently has no stored timeout value. You must not wait too long (more than a
few seconds perhaps) before you call curl_multi_perform() again.
.SH EXAMPLE
.nf
struct timeval timeout;
long timeo;
curl_multi_timeout(multi_handle, &timeo);
if(timeo < 0)
/* no set timeout, use a default */
timeo = 980;
timeout.tv_sec = timeo / 1000;
timeout.tv_usec = (timeo % 1000) * 1000;
/* wait for activities no longer than the set timeout */
select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
.fi
.SH "RETURN VALUE"
The standard CURLMcode for multi interface error codes.
.SH "TYPICAL USAGE"