Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/curl/src/tool_cb_rea.c @ 46:7ee69f120f19 default tip

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>>>>> tag v1.26.5+1 for changeset b74429b0f5c4
author Franz Glasner <fzglas.hg@dom66.de>
date Sat, 11 Oct 2025 17:17:30 +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 - 2012, 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 #include "tool_setup.h"
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24 #define ENABLE_CURLX_PRINTF
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25 /* use our own printf() functions */
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26 #include "curlx.h"
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28 #include "tool_cfgable.h"
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29 #include "tool_cb_rea.h"
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31 #include "memdebug.h" /* keep this as LAST include */
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33 /*
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34 ** callback for CURLOPT_READFUNCTION
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35 */
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37 size_t tool_read_cb(void *buffer, size_t sz, size_t nmemb, void *userdata)
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38 {
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39 ssize_t rc;
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40 struct InStruct *in = userdata;
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42 rc = read(in->fd, buffer, sz*nmemb);
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43 if(rc < 0) {
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44 if(errno == EAGAIN) {
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45 errno = 0;
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46 in->config->readbusy = TRUE;
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47 return CURL_READFUNC_PAUSE;
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48 }
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49 /* since size_t is unsigned we can't return negative values fine */
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50 rc = 0;
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51 }
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52 in->config->readbusy = FALSE;
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53 return (size_t)rc;
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54 }