Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/curl/docs/libcurl/opts/CURLOPT_ALTSVC.3 @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1 .\" **************************************************************************
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2 .\" * _ _ ____ _
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3 .\" * Project ___| | | | _ \| |
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4 .\" * / __| | | | |_) | |
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5 .\" * | (__| |_| | _ <| |___
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6 .\" * \___|\___/|_| \_\_____|
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7 .\" *
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8 .\" * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
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9 .\" *
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10 .\" * This software is licensed as described in the file COPYING, which
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11 .\" * you should have received as part of this distribution. The terms
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12 .\" * are also available at https://curl.haxx.se/docs/copyright.html.
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13 .\" *
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14 .\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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15 .\" * copies of the Software, and permit persons to whom the Software is
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16 .\" * furnished to do so, under the terms of the COPYING file.
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17 .\" *
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18 .\" * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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19 .\" * KIND, either express or implied.
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20 .\" *
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21 .\" **************************************************************************
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22 .\"
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23 .TH CURLOPT_ALTSVC 3 "5 Feb 2019" "libcurl 7.64.1" "curl_easy_setopt options"
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24 .SH NAME
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25 CURLOPT_ALTSVC \- set alt-svc cache file name
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26 .SH SYNOPSIS
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27 .nf
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28 #include <curl/curl.h>
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29
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30 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_ALTSVC, char *filename);
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31 .fi
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32 .SH EXPERIMENTAL
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33 Warning: this feature is early code and is marked as experimental. It can only
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34 be enabled by explicitly telling configure with \fB--enable-alt-svc\fP. You are
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35 advised to not ship this in production before the experimental label is
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36 removed.
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37 .SH DESCRIPTION
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38 Pass in a pointer to a \fIfilename\fP to instruct libcurl to use that file as
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39 the Alt-Svc cache to read existing cache contents from and possibly also write
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40 it back to a after a transfer, unless \fBCURLALTSVC_READONLYFILE\fP is set in
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41 \fICURLOPT_ALTSVC_CTRL(3)\fP.
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42
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43 Specify a blank file name ("") to make libcurl not load from a file at all.
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44 .SH DEFAULT
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45 NULL. The alt-svc cache is not read nor written to file.
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46 .SH PROTOCOLS
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47 HTTPS
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48 .SH EXAMPLE
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49 .nf
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50 CURL *curl = curl_easy_init();
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51 if(curl) {
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52 curl_easy_setopt(curl, CURLOPT_ALTSVC_CTRL, CURLALTSVC_H1);
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53 curl_easy_setopt(curl, CURLOPT_ALTSVC, "altsvc-cache.txt");
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54 curl_easy_perform(curl);
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55 }
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56 .fi
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57 .SH AVAILABILITY
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58 Added in 7.64.1
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59 .SH RETURN VALUE
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60 Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
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61 .SH "SEE ALSO"
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62 .BR CURLOPT_ALTSVC_CTRL "(3), " CURLOPT_CONNECT_TO "(3), " CURLOPT_RESOLVE "(3), "
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63 .BR CURLOPT_COOKIEFILE "(3), "