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repo/core/curl/files/CURLINFO_RETRY_AFTER.3

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.\" generated by cd2nroff 0.1 from CURLINFO_RETRY_AFTER.md
2024-06-01 20:49:19 +00:00
.TH CURLINFO_RETRY_AFTER 3 "2024-06-01" libcurl
.SH NAME
CURLINFO_RETRY_AFTER \- returns the Retry\-After retry delay
.SH SYNOPSIS
.nf
#include <curl/curl.h>
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 always returns the 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
2024-03-30 18:28:04 +00:00
All
.SH EXAMPLE
.nf
int main(void)
{
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_HEADERFUNCTION (3),
.BR CURLOPT_STDERR (3),
.BR curl_easy_header (3)