11-23-2018
If there's no website, what is curl for?
And if this is local, then multithreading it may not be much help. If it's local, curl is about the worst way to do it.
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LEARN ABOUT MOJAVE
curlopt_private
CURLOPT_PRIVATE(3) curl_easy_setopt options CURLOPT_PRIVATE(3)
NAME
CURLOPT_PRIVATE - store a private pointer
SYNOPSIS
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PRIVATE, void *pointer);
DESCRIPTION
Pass a void * as parameter, pointing to data that should be associated with this curl handle. The pointer can subsequently be retrieved
using curl_easy_getinfo(3) with the CURLINFO_PRIVATE option. libcurl itself never does nothing with this data.
DEFAULT
NULL
PROTOCOLS
All
EXAMPLE
CURL *curl = curl_easy_init();
struct private secrets;
if(curl) {
struct private *extracted;
curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
/* store a pointer to our private struct */
curl_easy_setopt(curl, CURLOPT_PRIVATE, &secrets);
curl_easy_perform(curl);
/* we can extract the private pointer again too */
curl_easy_getinfo(curl, CURLINFO_PRIVATE, &extracted);
}
AVAILABILITY
Added in 7.10.3
RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
SEE ALSO
CURLOPT_VERBOSE(3), CURLOPT_STDERR(3),
libcurl 7.54.0 February 03, 2016 CURLOPT_PRIVATE(3)