| /***************************************************************************** |
| * _ _ ____ _ |
| * Project ___| | | | _ \| | |
| * / __| | | | |_) | | |
| * | (__| |_| | _ <| |___ |
| * \___|\___/|_| \_\_____| |
| * |
| * $Id$ |
| * |
| * This is a very simple example using the multi interface. |
| */ |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| /* somewhat unix-specific */ |
| #include <sys/time.h> |
| #include <unistd.h> |
| |
| /* curl stuff */ |
| #include <curl/curl.h> |
| |
| /* |
| * Simply download two HTTP files! |
| */ |
| int main(int argc, char **argv) |
| { |
| CURL *http_handle; |
| CURL *http_handle2; |
| CURLM *multi_handle; |
| |
| int still_running; /* keep number of running handles */ |
| |
| http_handle = curl_easy_init(); |
| http_handle2 = curl_easy_init(); |
| |
| /* set options */ |
| curl_easy_setopt(http_handle, CURLOPT_URL, "http://www.haxx.se/"); |
| |
| /* set options */ |
| curl_easy_setopt(http_handle2, CURLOPT_URL, "http://localhost/"); |
| |
| /* init a multi stack */ |
| multi_handle = curl_multi_init(); |
| |
| /* add the individual transfers */ |
| curl_multi_add_handle(multi_handle, http_handle); |
| curl_multi_add_handle(multi_handle, http_handle2); |
| |
| /* we start some action by calling perform right away */ |
| while(CURLM_CALL_MULTI_PERFORM == |
| curl_multi_perform(multi_handle, &still_running)); |
| |
| while(still_running) { |
| struct timeval timeout; |
| int rc; /* select() return code */ |
| |
| fd_set fdread; |
| fd_set fdwrite; |
| fd_set fdexcep; |
| int maxfd; |
| |
| FD_ZERO(&fdread); |
| FD_ZERO(&fdwrite); |
| FD_ZERO(&fdexcep); |
| |
| /* set a suitable timeout to play around with */ |
| timeout.tv_sec = 1; |
| timeout.tv_usec = 0; |
| |
| /* get file descriptors from the transfers */ |
| curl_multi_fdset(multi_handle, &fdread, &fdwrite, &fdexcep, &maxfd); |
| |
| rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout); |
| |
| switch(rc) { |
| case -1: |
| /* select error */ |
| break; |
| case 0: |
| default: |
| /* timeout or readable/writable sockets */ |
| while(CURLM_CALL_MULTI_PERFORM == |
| curl_multi_perform(multi_handle, &still_running)); |
| break; |
| } |
| } |
| |
| curl_multi_cleanup(multi_handle); |
| |
| curl_easy_cleanup(http_handle); |
| curl_easy_cleanup(http_handle2); |
| |
| return 0; |
| } |