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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "test.h"
#include "testutil.h"
#include "memdebug.h"
#define MAIN_LOOP_HANG_TIMEOUT 90 * 1000
#define MULTI_PERFORM_HANG_TIMEOUT 60 * 1000
/*
* Get a single URL without select().
*/
int test(char *URL)
{
CURL *c;
CURLM *m = NULL;
int res = 0;
int running=1;
struct timeval mp_start;
char mp_timedout = FALSE;
if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
fprintf(stderr, "curl_global_init() failed\n");
return TEST_ERR_MAJOR_BAD;
}
if ((c = curl_easy_init()) == NULL) {
fprintf(stderr, "curl_easy_init() failed\n");
curl_global_cleanup();
return TEST_ERR_MAJOR_BAD;
}
test_setopt(c, CURLOPT_URL, URL);
if ((m = curl_multi_init()) == NULL) {
fprintf(stderr, "curl_multi_init() failed\n");
curl_easy_cleanup(c);
curl_global_cleanup();
return TEST_ERR_MAJOR_BAD;
}
if ((res = (int)curl_multi_add_handle(m, c)) != CURLM_OK) {
fprintf(stderr, "curl_multi_add_handle() failed, "
"with code %d\n", res);
curl_multi_cleanup(m);
curl_easy_cleanup(c);
curl_global_cleanup();
return TEST_ERR_MAJOR_BAD;
}
mp_timedout = FALSE;
mp_start = tutil_tvnow();
while (running) {
static struct timeval timeout = /* 100 ms */ { 0, 100000L };
fd_set fdread, fdwrite, fdexcep;
int maxfd = -1;
res = (int)curl_multi_perform(m, &running);
if (tutil_tvdiff(tutil_tvnow(), mp_start) >
MULTI_PERFORM_HANG_TIMEOUT) {
mp_timedout = TRUE;
break;
}
if (running <= 0) {
fprintf(stderr, "nothing left running.\n");
break;
}
FD_ZERO(&fdread);
FD_ZERO(&fdwrite);
FD_ZERO(&fdexcep);
curl_multi_fdset(m, &fdread, &fdwrite, &fdexcep, &maxfd);
/* In a real-world program you OF COURSE check the return code of the
function calls. On success, the value of maxfd is guaranteed to be
greater or equal than -1. We call select(maxfd + 1, ...), specially in
case of (maxfd == -1), we call select(0, ...), which is basically equal
to sleep. */
if (select(maxfd + 1, &fdread, &fdwrite, &fdexcep, &timeout) == -1) {
res = ~CURLM_OK;
break;
}
}
if (mp_timedout) {
fprintf(stderr, "mp_timedout\nABORTING TEST, since it seems "
"that it would have run forever.\n");
res = TEST_ERR_RUNS_FOREVER;
}
test_cleanup:
if(m) {
curl_multi_remove_handle(m, c);
curl_multi_cleanup(m);
}
curl_easy_cleanup(c);
curl_global_cleanup();
return res;
}
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