curl_easy_duphandle(3) libcurl Manual curl_easy_duphandle(3)
NAME
curl_easy_duphandle - Clone a libcurl session handle
SYNOPSIS
#include
CURL *curl_easy_duphandle(CURL *handle);
DESCRIPTION
This function will return a new curl handle, a duplicate, using all the options previously
set in the input curl handle. Both handles can subsequently be used independently and they
must both be freed with curl_easy_cleanup(3).
All strings that the input handle has been told to point to (as opposed to copy) with pre-
vious calls to curl_easy_setopt(3) using char * inputs, will be pointed to by the new han-
dle as well. You must therefore make sure to keep the data around until both handles have
been cleaned up.
The new handle will not inherit any state information, no connections, no SSL sessions and
no cookies.
Note that even in multi-threaded programs, this function must be called in a synchronous
way, the input handle may not be in use when cloned.
RETURN VALUE
If this function returns NULL, something went wrong and no valid handle was returned.
SEE ALSO
curl_easy_init(3),curl_easy_cleanup(3),curl_global_init(3)
libcurl 7.9 18 September 2001 curl_easy_duphandle(3)
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