mirror of
https://github.com/moparisthebest/curl
synced 2024-11-17 23:15:08 -05:00
e23c52b329
Reduce variable scopes and remove redundant variable stores. Closes https://github.com/curl/curl/pull/3975
152 lines
3.9 KiB
C
152 lines
3.9 KiB
C
/***************************************************************************
|
|
* _ _ ____ _
|
|
* Project ___| | | | _ \| |
|
|
* / __| | | | |_) | |
|
|
* | (__| |_| | _ <| |___
|
|
* \___|\___/|_| \_\_____|
|
|
*
|
|
* Copyright (C) 2019, 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 https://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 "warnless.h"
|
|
#include "memdebug.h"
|
|
|
|
#ifdef HAVE_PTHREAD_H
|
|
#include <pthread.h>
|
|
#include <time.h>
|
|
|
|
/* number of threads to fire up in parallel */
|
|
#define NUM_THREADS 67
|
|
|
|
/* for how many seconds each thread will loop */
|
|
#define RUN_FOR_SECONDS 7
|
|
|
|
static pthread_mutex_t connlock;
|
|
|
|
static size_t write_db(void *ptr, size_t size, size_t nmemb, void *data)
|
|
{
|
|
/* not interested in the downloaded bytes, return the size */
|
|
(void)ptr; /* unused */
|
|
(void)data; /* unused */
|
|
return (size_t)(size * nmemb);
|
|
}
|
|
|
|
static void lock_cb(CURL *handle, curl_lock_data data,
|
|
curl_lock_access access, void *userptr)
|
|
{
|
|
(void)access; /* unused */
|
|
(void)userptr; /* unused */
|
|
(void)handle; /* unused */
|
|
(void)data; /* unused */
|
|
pthread_mutex_lock(&connlock);
|
|
}
|
|
|
|
static void unlock_cb(CURL *handle, curl_lock_data data,
|
|
void *userptr)
|
|
{
|
|
(void)userptr; /* unused */
|
|
(void)handle; /* unused */
|
|
(void)data; /* unused */
|
|
pthread_mutex_unlock(&connlock);
|
|
}
|
|
|
|
static void init_locks(void)
|
|
{
|
|
pthread_mutex_init(&connlock, NULL);
|
|
}
|
|
|
|
static void kill_locks(void)
|
|
{
|
|
pthread_mutex_destroy(&connlock);
|
|
}
|
|
|
|
struct initurl {
|
|
const char *url;
|
|
CURLSH *share;
|
|
int threadno;
|
|
};
|
|
|
|
static void *run_thread(void *ptr)
|
|
{
|
|
struct initurl *u = (struct initurl *)ptr;
|
|
int i;
|
|
time_t end = time(NULL) + RUN_FOR_SECONDS;
|
|
|
|
for(i = 0; time(NULL) < end; i++) {
|
|
CURL *curl = curl_easy_init();
|
|
curl_easy_setopt(curl, CURLOPT_URL, u->url);
|
|
curl_easy_setopt(curl, CURLOPT_VERBOSE, 0L);
|
|
curl_easy_setopt(curl, CURLOPT_SHARE, u->share);
|
|
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_db);
|
|
curl_easy_perform(curl); /* ignores error */
|
|
curl_easy_cleanup(curl);
|
|
fprintf(stderr, "Thread %d transfer %d\n", u->threadno, i);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
int test(char *URL)
|
|
{
|
|
pthread_t tid[NUM_THREADS];
|
|
int i;
|
|
CURLSH *share;
|
|
struct initurl url[NUM_THREADS];
|
|
|
|
/* Must initialize libcurl before any threads are started */
|
|
curl_global_init(CURL_GLOBAL_ALL);
|
|
|
|
share = curl_share_init();
|
|
curl_share_setopt(share, CURLSHOPT_LOCKFUNC, lock_cb);
|
|
curl_share_setopt(share, CURLSHOPT_UNLOCKFUNC, unlock_cb);
|
|
curl_share_setopt(share, CURLSHOPT_SHARE, CURL_LOCK_DATA_CONNECT);
|
|
|
|
init_locks();
|
|
|
|
for(i = 0; i< NUM_THREADS; i++) {
|
|
int error;
|
|
url[i].url = URL;
|
|
url[i].share = share;
|
|
url[i].threadno = i;
|
|
error = pthread_create(&tid[i], NULL, run_thread, &url[i]);
|
|
if(0 != error)
|
|
fprintf(stderr, "Couldn't run thread number %d, errno %d\n", i, error);
|
|
else
|
|
fprintf(stderr, "Thread %d, gets %s\n", i, URL);
|
|
}
|
|
|
|
/* now wait for all threads to terminate */
|
|
for(i = 0; i< NUM_THREADS; i++) {
|
|
pthread_join(tid[i], NULL);
|
|
fprintf(stderr, "Thread %d terminated\n", i);
|
|
}
|
|
|
|
kill_locks();
|
|
|
|
curl_share_cleanup(share);
|
|
curl_global_cleanup();
|
|
return 0;
|
|
}
|
|
|
|
#else /* without pthread, this test doesn't work */
|
|
int test(char *URL)
|
|
{
|
|
(void)URL;
|
|
return 0;
|
|
}
|
|
#endif
|