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Diffstat (limited to 'docs/libcurl/opts/GNURLOPT_TIMECONDITION.3')
| -rw-r--r-- | docs/libcurl/opts/GNURLOPT_TIMECONDITION.3 | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/docs/libcurl/opts/GNURLOPT_TIMECONDITION.3 b/docs/libcurl/opts/GNURLOPT_TIMECONDITION.3 new file mode 100644 index 000000000..fcfcd0846 --- /dev/null +++ b/docs/libcurl/opts/GNURLOPT_TIMECONDITION.3 @@ -0,0 +1,65 @@ +.\" ************************************************************************** +.\" * _ _ ____ _ +.\" * Project ___| | | | _ \| | +.\" * / __| | | | |_) | | +.\" * | (__| |_| | _ <| |___ +.\" * \___|\___/|_| \_\_____| +.\" * +.\" * Copyright (C) 1998 - 2016, 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. +.\" * +.\" * 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 GNURLOPT_TIMECONDITION 3 "17 Jun 2014" "libcurl 7.37.0" "curl_easy_setopt options" +.SH NAME +CURLOPT_TIMECONDITION \- select condition for a time request +.SH SYNOPSIS +#include <gnurl/curl.h> + +CURLcode curl_easy_setopt(CURL *handle, CURLOPT_TIMECONDITION, long cond); +.SH DESCRIPTION +Pass a long as parameter. This defines how the \fICURLOPT_TIMEVALUE(3)\fP time +value is treated. You can set this parameter to \fICURL_TIMECOND_IFMODSINCE\fP +or \fICURL_TIMECOND_IFUNMODSINCE\fP. + +The last modification time of a file is not always known and in such instances +this feature will have no effect even if the given time condition would not +have been met. \fIcurl_easy_getinfo(3)\fP with the +\fICURLINFO_CONDITION_UNMET\fP option can be used after a transfer to learn if +a zero-byte successful "transfer" was due to this condition not matching. +.SH DEFAULT +CURL_TIMECOND_NONE (0) +.SH PROTOCOLS +HTTP, FTP, RTSP, and FILE +.SH EXAMPLE +.nf +CURL *curl = curl_easy_init(); +if(curl) { + curl_easy_setopt(curl, CURLOPT_URL, "http://example.com"); + + /* January 1, 2020 is 1577833200 */ + curl_easy_setopt(curl, CURLOPT_TIMEVALUE, 1577833200L); + + /* If-Modified-Since the above time stamp */ + curl_easy_setopt(curl, CURLOPT_TIMECONDITION, CURL_TIMECOND_IFMODSINCE); + + /* Perform the request */ + curl_easy_perform(curl); +} +.fi +.SH AVAILABILITY +Always +.SH RETURN VALUE +Returns CURLE_OK +.SH "SEE ALSO" +.BR CURLOPT_TIMEVALUE "(3), " |