.\" ************************************************************************** .\" * _ _ ____ _ .\" * Project ___| | | | _ \| | .\" * / __| | | | |_) | | .\" * | (__| |_| | _ <| |___ .\" * \___|\___/|_| \_\_____| .\" * .\" * Copyright (C) Daniel Stenberg, , 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.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. .\" * .\" * SPDX-License-Identifier: curl .\" * .\" ************************************************************************** .\" .TH CURLINFO_RETRY_AFTER 3 "6 Aug 2019" libcurl libcurl .SH NAME CURLINFO_RETRY_AFTER \- returns the Retry-After retry delay .SH SYNOPSIS .nf #include CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_RETRY_AFTER, curl_off_t *retry); .fi .SH DESCRIPTION Pass a pointer to a curl_off_t variable to receive the number of seconds the HTTP server suggests 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 always return number of seconds to wait - or zero if there was no header or the header could not 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, "https://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 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), "