mirror of
https://github.com/moparisthebest/curl
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62 lines
2.2 KiB
Groff
62 lines
2.2 KiB
Groff
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.\" **************************************************************************
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.\" * _ _ ____ _
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.\" * Project ___| | | | _ \| |
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.\" * / __| | | | |_) | |
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.\" * | (__| |_| | _ <| |___
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.\" * \___|\___/|_| \_\_____|
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.\" *
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.\" * Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
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.\" *
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.\" * This software is licensed as described in the file COPYING, which
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.\" * you should have received as part of this distribution. The terms
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.\" * are also available at https://curl.se/docs/copyright.html.
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.\" *
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.\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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.\" * copies of the Software, and permit persons to whom the Software is
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.\" * furnished to do so, under the terms of the COPYING file.
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.\" *
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.\" * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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.\" * KIND, either express or implied.
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.\" *
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.\" **************************************************************************
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.\"
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.TH CURLINFO_REFERER 3 "11 Feb 2021" "libcurl 7.76.0" "curl_easy_getinfo options"
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.SH NAME
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CURLINFO_REFERER \- get the referrer header
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.SH SYNOPSIS
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#include <curl/curl.h>
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CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_REFERER, char **hdrp);
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.SH DESCRIPTION
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Pass in a pointer to a char pointer and get the referrer header.
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The \fBhdrp\fP pointer will be NULL or pointing to private memory you MUST NOT
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free - it gets freed when you call \fIcurl_easy_cleanup(3)\fP on the
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corresponding CURL handle.
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.SH PROTOCOLS
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HTTP(S)
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.SH EXAMPLE
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.nf
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CURL *curl = curl_easy_init();
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if(curl) {
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CURLcode res;
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curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
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curl_easy_setopt(curl, CURLOPT_REFERER, "https://example.org/referrer");
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res = curl_easy_perform(curl);
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if(res == CURLE_OK) {
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char *hdr = NULL;
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curl_easy_getinfo(curl, CURLINFO_REFERER, &hdr);
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if(hdr)
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printf("Referrer header: %s\\n", hdr);
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}
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curl_easy_cleanup(curl);
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}
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.fi
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.SH AVAILABILITY
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Added in 7.76.0
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.SH RETURN VALUE
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Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
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.SH "SEE ALSO"
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.BR curl_easy_getinfo "(3), " curl_easy_setopt "(3), "
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.BR CURLOPT_REFERER "(3), "
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