diff options
Diffstat (limited to 'plugins/FTPFileYM/curl/docs/examples/multithread.c')
-rw-r--r-- | plugins/FTPFileYM/curl/docs/examples/multithread.c | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/plugins/FTPFileYM/curl/docs/examples/multithread.c b/plugins/FTPFileYM/curl/docs/examples/multithread.c new file mode 100644 index 0000000000..831a07467a --- /dev/null +++ b/plugins/FTPFileYM/curl/docs/examples/multithread.c @@ -0,0 +1,93 @@ +/*************************************************************************** + * _ _ ____ _ + * 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. + * + ***************************************************************************/ +/* A multi-threaded example that uses pthreads extensively to fetch + * X remote files at once */ + +#include <stdio.h> +#include <pthread.h> +#include <curl/curl.h> + +#define NUMT 4 + +/* + List of URLs to fetch. + + If you intend to use a SSL-based protocol here you MUST setup the OpenSSL + callback functions as described here: + + http://www.openssl.org/docs/crypto/threads.html#DESCRIPTION + +*/ +const char * const urls[NUMT]= { + "http://curl.haxx.se/", + "ftp://cool.haxx.se/", + "http://www.contactor.se/", + "www.haxx.se" +}; + +static void *pull_one_url(void *url) +{ + CURL *curl; + + curl = curl_easy_init(); + curl_easy_setopt(curl, CURLOPT_URL, url); + curl_easy_perform(curl); /* ignores error */ + curl_easy_cleanup(curl); + + return NULL; +} + + +/* + int pthread_create(pthread_t *new_thread_ID, + const pthread_attr_t *attr, + void * (*start_func)(void *), void *arg); +*/ + +int main(int argc, char **argv) +{ + pthread_t tid[NUMT]; + int i; + int error; + + /* Must initialize libcurl before any threads are started */ + curl_global_init(CURL_GLOBAL_ALL); + + for(i=0; i< NUMT; i++) { + error = pthread_create(&tid[i], + NULL, /* default attributes please */ + pull_one_url, + (void *)urls[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, urls[i]); + } + + /* now wait for all threads to terminate */ + for(i=0; i< NUMT; i++) { + error = pthread_join(tid[i], NULL); + fprintf(stderr, "Thread %d terminated\n", i); + } + + return 0; +} |