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1.1 ! misho 1: .\" ************************************************************************** ! 2: .\" * _ _ ____ _ ! 3: .\" * Project ___| | | | _ \| | ! 4: .\" * / __| | | | |_) | | ! 5: .\" * | (__| |_| | _ <| |___ ! 6: .\" * \___|\___/|_| \_\_____| ! 7: .\" * ! 8: .\" * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al. ! 9: .\" * ! 10: .\" * This software is licensed as described in the file COPYING, which ! 11: .\" * you should have received as part of this distribution. The terms ! 12: .\" * are also available at https://curl.haxx.se/docs/copyright.html. ! 13: .\" * ! 14: .\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell ! 15: .\" * copies of the Software, and permit persons to whom the Software is ! 16: .\" * furnished to do so, under the terms of the COPYING file. ! 17: .\" * ! 18: .\" * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY ! 19: .\" * KIND, either express or implied. ! 20: .\" * ! 21: .\" ************************************************************************** ! 22: .TH curl_easy_duphandle 3 "March 01, 2019" "libcurl 7.70.0" "libcurl Manual" ! 23: ! 24: .SH NAME ! 25: curl_easy_duphandle - Clone a libcurl session handle ! 26: .SH SYNOPSIS ! 27: .B #include <curl/curl.h> ! 28: ! 29: .BI "CURL *curl_easy_duphandle(CURL *"handle ");" ! 30: ! 31: .SH DESCRIPTION ! 32: This function will return a new curl handle, a duplicate, using all the ! 33: options previously set in the input curl \fIhandle\fP. Both handles can ! 34: subsequently be used independently and they must both be freed with ! 35: \fIcurl_easy_cleanup(3)\fP. ! 36: ! 37: All strings that the input handle has been told to point to (as opposed to ! 38: copy) with previous calls to \fIcurl_easy_setopt(3)\fP using char * inputs, ! 39: will be pointed to by the new handle as well. You must therefore make sure to ! 40: keep the data around until both handles have been cleaned up. ! 41: ! 42: The new handle will \fBnot\fP inherit any state information, no connections, ! 43: no SSL sessions and no cookies. It also will not inherit any share object ! 44: states or options (it will be made as if \fICURLOPT_SHARE(3)\fP was set to ! 45: NULL). ! 46: ! 47: In multi-threaded programs, this function must be called in a synchronous way, ! 48: the input handle may not be in use when cloned. ! 49: .SH RETURN VALUE ! 50: If this function returns NULL, something went wrong and no valid handle was ! 51: returned. ! 52: .SH "SEE ALSO" ! 53: .BR curl_easy_init "(3)," curl_easy_cleanup "(3)," curl_easy_reset "(3)," ! 54: .BR curl_global_init "(3)"