---

c: Copyright (C) Daniel Stenberg, <daniel.se>, et al. SPDX-License-Identifier: curl Title: CURLSHOPT_UNSHARE Section: 3 Source: libcurl See-also:

• CURLSHOPT_SHARE (3)
• curl_share_cleanup (3)
• curl_share_init (3)
• curl_share_setopt (3)

---

NAME

CURLSHOPT_UNSHARE - remove data to share

SYNOPSIS

#include <curl/curl.h>

CURLSHcode curl_share_setopt(CURLSH *share, CURLSHOPT_UNSHARE, long type);

DESCRIPTION

The type parameter specifies what specific data that should no longer be shared and kept in the share object that was created with curl_share_init(3). In other words, stop sharing that data in this shared object. The given type must be be one of the values described below. You can set CURLSHOPT_UNSHARE(3) multiple times with different data arguments to remove multiple types from the shared object. Add data to share again with CURLSHOPT_SHARE(3).

CURL_LOCK_DATA_COOKIE

Cookie data is no longer shared across the easy handles using this shared object.

CURL_LOCK_DATA_DNS

Cached DNS hosts are no longer shared across the easy handles using this shared object.

CURL_LOCK_DATA_SSL_SESSION

SSL session IDs are no longer shared across the easy handles using this shared object.

CURL_LOCK_DATA_CONNECT

The connection cache is no longer shared.

CURL_LOCK_DATA_PSL

The Public Suffix List is no longer shared.

PROTOCOLS

All

EXAMPLE

int main(void)
{
  CURLSHcode sh;
  CURLSH *share = curl_share_init();
  sh = curl_share_setopt(share, CURLSHOPT_UNSHARE, CURL_LOCK_DATA_COOKIE);
  if(sh)
    printf("Error: %s\n", curl_share_strerror(sh));
}

AVAILABILITY

Added in 7.10

RETURN VALUE

CURLSHE_OK (zero) means that the option was set properly, non-zero means an error occurred. See libcurl-errors(3) for the full list with descriptions.