annotate mupdf-source/thirdparty/curl/docs/libcurl/opts/CURLMOPT_TIMERDATA.3 @ 17:dd9cdb856310

Remove PKG-INFO from the because it is regenerated automatically for the sdist
author Franz Glasner <fzglas.hg@dom66.de>
date Thu, 18 Sep 2025 17:40:40 +0200
parents b50eed0cc0ef
children
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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 - 2017, 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 CURLMOPT_TIMERDATA 3 "17 Jun 2014" "libcurl 7.37.0" "curl_multi_setopt options"
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24 .SH NAME
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25 CURLMOPT_TIMERDATA \- custom pointer to pass to timer callback
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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 CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_TIMERDATA, void *pointer);
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31 .SH DESCRIPTION
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32 A data \fBpointer\fP to pass to the timer callback set with the
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33 \fICURLMOPT_TIMERFUNCTION(3)\fP option.
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34
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35 This pointer will not be touched by libcurl but will only be passed in to the
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36 timer callbacks's \fBuserp\fP argument.
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37 .SH DEFAULT
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38 NULL
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39 .SH PROTOCOLS
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40 All
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41 .SH EXAMPLE
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42 .nf
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43 static gboolean timeout_cb(gpointer user_data)
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44 {
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45 int running;
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46 if(user_data) {
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47 g_free(user_data);
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48 curl_multi_setopt(curl_handle, CURLMOPT_TIMERDATA, NULL);
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49 }
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50 curl_multi_socket_action(multi, CURL_SOCKET_TIMEOUT, 0, &running);
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51 return G_SOURCE_REMOVE;
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52 }
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53
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54 static int timerfunc(CURLM *multi, long timeout_ms, void *userp)
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55 {
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56 guint *id = userp;
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57
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58 if(id)
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59 g_source_remove(*id);
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60
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61 /* -1 means we should just delete our timer. */
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62 if(timeout_ms == -1) {
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63 g_free(id);
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64 id = NULL;
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65 }
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66 else {
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67 if(!id)
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68 id = g_new(guint, 1);
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69 *id = g_timeout_add(timeout_ms, timeout_cb, id);
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70 }
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71 curl_multi_setopt(multi, CURLMOPT_TIMERDATA, id);
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72 return 0;
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73 }
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74
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75 curl_multi_setopt(multi, CURLMOPT_TIMERFUNCTION, timerfunc);
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76 .fi
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77 .SH AVAILABILITY
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78 Added in 7.16.0
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79 .SH RETURN VALUE
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80 Returns CURLM_OK if the option is supported, and CURLM_UNKNOWN_OPTION if not.
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81 .SH "SEE ALSO"
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82 .BR CURLMOPT_TIMERFUNCTION "(3), " CURLMOPT_SOCKETFUNCTION "(3), "