curl_share_setopt - Man Page
set options for a shared object
Synopsis
#include <curl/curl.h> CURLSHcode curl_share_setopt(CURLSH *share, CURLSHoption option, parameter);
Description
Set the option to parameter for the given share.
Options
- CURLSHOPT_LOCKFUNC
 - CURLSHOPT_UNLOCKFUNC
 - CURLSHOPT_SHARE
 See CURLSHOPT_SHARE(3).
- CURLSHOPT_UNSHARE
 See CURLSHOPT_UNSHARE(3).
- CURLSHOPT_USERDATA
 
Protocols
This functionality affects all supported protocols
Example
int main(void)
{
  CURLSHcode sh;
  CURLSH *share = curl_share_init();
  sh = curl_share_setopt(share, CURLSHOPT_SHARE, CURL_LOCK_DATA_CONNECT);
  if(sh)
    printf("Error: %s\n", curl_share_strerror(sh));
}Availability
Added in curl 7.10
Return Value
CURLSHE_OK (zero) means that the option was set properly, non-zero means an error occurred as <curl/curl.h> defines. See the libcurl-errors(3) man page for the full list with descriptions.
See Also
Referenced By
curl_easy_ssls_export(3), curl_easy_ssls_import(3), CURLOPT_SHARE(3), curl_share_cleanup(3), curl_share_init(3), CURLSHOPT_LOCKFUNC(3), CURLSHOPT_SHARE(3), CURLSHOPT_UNLOCKFUNC(3), CURLSHOPT_UNSHARE(3), CURLSHOPT_USERDATA(3), libcurl-share(3), libcurl-symbols(3), libcurl-thread(3).
2025-10-21 libcurl