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Diffstat (limited to 'docs/libcurl/opts/CURLINFO_RETRY_AFTER.3')
| -rw-r--r-- | docs/libcurl/opts/CURLINFO_RETRY_AFTER.3 | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/docs/libcurl/opts/CURLINFO_RETRY_AFTER.3 b/docs/libcurl/opts/CURLINFO_RETRY_AFTER.3 new file mode 100644 index 000000000..9e58ca62d --- /dev/null +++ b/docs/libcurl/opts/CURLINFO_RETRY_AFTER.3 @@ -0,0 +1,63 @@ +.\" ************************************************************************** +.\" * _ _ ____ _ +.\" * Project ___| | | | _ \| | +.\" * / __| | | | |_) | | +.\" * | (__| |_| | _ <| |___ +.\" * \___|\___/|_| \_\_____| +.\" * +.\" * Copyright (C) 1998 - 2019, 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 CURLINFO_RETRY_AFTER 3 "6 Aug 2019" "libcurl 7.66.0" "curl_easy_getinfo options" +.SH NAME +CURLINFO_RETRY_AFTER \- returns the Retry-After retry delay +.SH SYNOPSIS +#include <curl/curl.h> + +CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_RETRY_AFTER, curl_off_t *retry); +.SH DESCRIPTION +Pass a pointer to a curl_off_t variable to receive the number of seconds the +HTTP server suggesets the client should wait until the next request is +issued. The information from the "Retry-After:" header. + +While the HTTP header might contain a fixed date string, the +\fICURLINFO_RETRY_AFTER(3)\fP will alwaus return number of seconds to wait - +or zero if there was no header or the header couldn't be parsed. +.SH DEFAULT +Returns zero delay if there was no header. +.SH PROTOCOLS +HTTP(S) +.SH EXAMPLE +.nf +CURL *curl = curl_easy_init(); +if(curl) { + CURLcode res; + curl_easy_setopt(curl, CURLOPT_URL, "http://example.com"); + res = curl_easy_perform(curl); + if(res == CURLE_OK) { + curl_off_t wait = 0; + curl_easy_getinfo(curl, CURLINFO_RETRY_AFTER, &wait); + if(wait) + printf("Wait for %" CURL_FORMAT_CURL_OFF_T " seconds\\n", wait); + } + curl_easy_cleanup(curl); +} +.fi +.SH AVAILABILITY +Added in curl 7.66.0 +.SH RETURN VALUE +Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not. +.SH "SEE ALSO" +.BR CURLOPT_STDERR "(3), " CURLOPT_HEADERFUNCTION "(3), " |