CURLOPT_ALTSVC - svc cache file name
#include <curl/curl.h> CURLcode curl_easy_setopt(CURL *handle, CURLOPT_ALTSVC, char *filename);
CURLOPT_ALTSVC(3) curl_easy_setopt options CURLOPT_ALTSVC(3) NAME CURLOPT_ALTSVC - alt-svc cache file name SYNOPSIS #include <curl/curl.h> CURLcode curl_easy_setopt(CURL *handle, CURLOPT_ALTSVC, char *filename); DESCRIPTION Pass in a pointer to a filename to instruct libcurl to use that file as the Alt-Svc cache to read existing cache contents from and possibly also write it back to a after a transfer, unless CURLALTSVC_READONLY- FILE is set in CURLOPT_ALTSVC_CTRL(3). Specify a blank file name ("") to make libcurl not load from a file at all. DEFAULT NULL. The alt-svc cache is not read nor written to file. PROTOCOLS HTTPS EXAMPLE CURL *curl = curl_easy_init(); if(curl) { curl_easy_setopt(curl, CURLOPT_ALTSVC_CTRL, CURLALTSVC_H1); curl_easy_setopt(curl, CURLOPT_ALTSVC, "altsvc-cache.txt"); curl_easy_perform(curl); } AVAILABILITY Added in 7.64.1 RETURN VALUE Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not. ATTRIBUTES See attributes(7) for descriptions of the following attributes: +---------------+------------------+ |ATTRIBUTE TYPE | ATTRIBUTE VALUE | +---------------+------------------+ |Availability | web/curl | +---------------+------------------+ |Stability | Uncommitted | +---------------+------------------+ SEE ALSO CURLOPT_ALTSVC_CTRL(3), CURLOPT_CONNECT_TO(3), CURLOPT_RESOLVE(3), CUR- LOPT_COOKIEFILE(3), NOTES Source code for open source software components in Oracle Solaris can be found at https://www.oracle.com/downloads/opensource/solaris-source- code-downloads.html. This software was built from source available at https://github.com/oracle/solaris-userland. The original community source was downloaded from https://curl.se/down- load/curl-7.83.1.tar.bz2. Further information about this software can be found on the open source community website at http://curl.haxx.se/. libcurl 7.83.1 September 08, 2021 CURLOPT_ALTSVC(3)