curl-w32/docs/libcurl/opts/CURLSHOPT_UNSHARE.md

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---
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
~~~c
#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
~~~c
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.