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dcd6f81025
The function does not return the same value as snprintf() normally does, so readers may be mislead into thinking the code works differently than it actually does. A different function name makes this easier to detect. Reported-by: Tomas Hoger Assisted-by: Daniel Gustafsson Fixes #3296 Closes #3297
123 lines
3.1 KiB
C
123 lines
3.1 KiB
C
/***************************************************************************
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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 - 2018, 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.haxx.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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#include "test.h"
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#include "testutil.h"
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#include "warnless.h"
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#include "memdebug.h"
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#define TEST_HANG_TIMEOUT 60 * 1000
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#define NUM_HANDLES 4
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int test(char *URL)
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{
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int res = 0;
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CURL *curl[NUM_HANDLES];
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int running;
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CURLM *m = NULL;
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int i;
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char target_url[256];
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int handles_added = 0;
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for(i = 0; i < NUM_HANDLES; i++)
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curl[i] = NULL;
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start_test_timing();
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global_init(CURL_GLOBAL_ALL);
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multi_init(m);
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/* get NUM_HANDLES easy handles */
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for(i = 0; i < NUM_HANDLES; i++) {
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/* get an easy handle */
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easy_init(curl[i]);
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/* specify target */
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msnprintf(target_url, sizeof(target_url), "%s%04i", URL, i + 1);
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target_url[sizeof(target_url) - 1] = '\0';
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easy_setopt(curl[i], CURLOPT_URL, target_url);
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/* go verbose */
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easy_setopt(curl[i], CURLOPT_VERBOSE, 1L);
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/* include headers */
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easy_setopt(curl[i], CURLOPT_HEADER, 1L);
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}
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/* Add the first handle to multi. We do this to let libcurl detect
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that the server can do pipelining. The rest of the handles will be
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added later. */
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multi_add_handle(m, curl[handles_added++]);
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multi_setopt(m, CURLMOPT_PIPELINING, 1L);
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fprintf(stderr, "Start at URL 0\n");
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for(;;) {
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struct timeval interval;
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fd_set rd, wr, exc;
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int maxfd = -99;
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interval.tv_sec = 1;
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interval.tv_usec = 0;
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multi_perform(m, &running);
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abort_on_test_timeout();
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if(!running) {
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if(handles_added >= NUM_HANDLES)
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break; /* done */
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/* Add the rest of the handles now that the first handle has completed
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its request. */
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while(handles_added < NUM_HANDLES)
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multi_add_handle(m, curl[handles_added++]);
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}
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FD_ZERO(&rd);
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FD_ZERO(&wr);
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FD_ZERO(&exc);
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multi_fdset(m, &rd, &wr, &exc, &maxfd);
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/* At this point, maxfd is guaranteed to be greater or equal than -1. */
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select_test(maxfd + 1, &rd, &wr, &exc, &interval);
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abort_on_test_timeout();
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}
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test_cleanup:
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/* proper cleanup sequence - type PB */
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for(i = 0; i < NUM_HANDLES; i++) {
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curl_multi_remove_handle(m, curl[i]);
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curl_easy_cleanup(curl[i]);
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}
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curl_multi_cleanup(m);
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curl_global_cleanup();
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return res;
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}
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