CURLOPT_AUTOREFERER(3)     curl_easy_setopt options     CURLOPT_AUTOREFERER(3)

NAME
       CURLOPT_AUTOREFERER - automatically update the referer header

SYNOPSIS
       #include <curl/curl.h>

       CURLcode curl_easy_setopt(CURL *handle, CURLOPT_AUTOREFERER, long
       autorefer);

DESCRIPTION
       Pass a parameter set to 1 to enable this. When enabled, libcurl will
       automatically set the Referer: header field in HTTP requests to the
       full URL where it follows a Location: redirect.

DEFAULT
       0, disabled

PROTOCOLS
       HTTP

EXAMPLE
       CURL *curl = curl_easy_init();
       if(curl) {
         curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/foo.bin");

         /* follow redirects */
         curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);

         /* set Referer: automatically when following redirects */
         curl_easy_setopt(curl, CURLOPT_AUTOREFERER, 1L);

         ret = curl_easy_perform(curl);

         curl_easy_cleanup(curl);
       }

AVAILABILITY
       Along with HTTP

RETURN VALUE
       Returns CURLE_OK if HTTP is supported, and CURLE_UNKNOWN_OPTION if not.

SEE ALSO
       CURLOPT_REFERER(3), CURLOPT_FOLLOWLOCATION(3),

libcurl 7.77.0                  March 30, 2021          CURLOPT_AUTOREFERER(3)