[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[gnurl] 26/151: examples: add multi-poll.c
From: |
gnunet |
Subject: |
[gnurl] 26/151: examples: add multi-poll.c |
Date: |
Fri, 20 Dec 2019 14:25:35 +0100 |
This is an automated email from the git hooks/post-receive script.
ng0 pushed a commit to branch master
in repository gnurl.
commit ea19dbe66237749ed8cdf6726a377a43be1c9e59
Author: Daniel Stenberg <address@hidden>
AuthorDate: Thu Nov 14 18:43:49 2019 +0100
examples: add multi-poll.c
Show how curl_multi_poll() makes it even easier to use the multi
interface.
Closes #4596
---
docs/examples/Makefile.inc | 2 +-
docs/examples/multi-poll.c | 76 ++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 77 insertions(+), 1 deletion(-)
diff --git a/docs/examples/Makefile.inc b/docs/examples/Makefile.inc
index f03fcf2f0..b588b5fee 100644
--- a/docs/examples/Makefile.inc
+++ b/docs/examples/Makefile.inc
@@ -36,7 +36,7 @@ check_PROGRAMS = 10-at-a-time anyauthput cookie_interface
debug fileupload \
ftpuploadresume sslbackend postit2-formadd multi-formadd \
shared-connection-cache sftpuploadresume http2-pushinmemory parseurl \
urlapi imap-authzid pop3-authzid smtp-authzid http3 altsvc \
- http3-present
+ http3-present multi-poll
# These examples require external dependencies that may not be commonly
# available on POSIX systems, so don't bother attempting to compile them here.
diff --git a/docs/examples/multi-poll.c b/docs/examples/multi-poll.c
new file mode 100644
index 000000000..255a3d45b
--- /dev/null
+++ b/docs/examples/multi-poll.c
@@ -0,0 +1,76 @@
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2019, Daniel Stenberg, <address@hidden>, 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.
+ *
+ ***************************************************************************/
+/* <DESC>
+ * single download with the multi interface's curl_multi_poll
+ * </DESC>
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+/* somewhat unix-specific */
+#include <sys/time.h>
+#include <unistd.h>
+
+/* curl stuff */
+#include <curl/curl.h>
+
+int main(void)
+{
+ CURL *http_handle;
+ CURLM *multi_handle;
+ int still_running = 1; /* keep number of running handles */
+
+ curl_global_init(CURL_GLOBAL_DEFAULT);
+
+ http_handle = curl_easy_init();
+
+ curl_easy_setopt(http_handle, CURLOPT_URL, "https://www.example.com/");
+
+ multi_handle = curl_multi_init();
+
+ curl_multi_add_handle(multi_handle, http_handle);
+
+ while(still_running) {
+ CURLMcode mc; /* curl_multi_poll() return code */
+ int numfds;
+
+ /* we start some action by calling perform right away */
+ mc = curl_multi_perform(multi_handle, &still_running);
+
+ if(still_running)
+ /* wait for activity, timeout or "nothing" */
+ mc = curl_multi_poll(multi_handle, NULL, 0, 1000, &numfds);
+
+ if(mc != CURLM_OK) {
+ fprintf(stderr, "curl_multi_wait() failed, code %d.\n", mc);
+ break;
+ }
+ }
+
+ curl_multi_remove_handle(multi_handle, http_handle);
+ curl_easy_cleanup(http_handle);
+ curl_multi_cleanup(multi_handle);
+ curl_global_cleanup();
+
+ return 0;
+}
--
To stop receiving notification emails like this one, please contact
address@hidden.
- [gnurl] 21/151: openssl: prevent recursive function calls from ctx callbacks, (continued)
- [gnurl] 21/151: openssl: prevent recursive function calls from ctx callbacks, gnunet, 2019/12/20
- [gnurl] 18/151: test1558: use double slash after file:, gnunet, 2019/12/20
- [gnurl] 12/151: TODO: 1.4 alt-svc sharing, gnunet, 2019/12/20
- [gnurl] 19/151: remove_handle: clear expire timers after multi_done(), gnunet, 2019/12/20
- [gnurl] 15/151: system.h: fix for MCST lcc compiler, gnunet, 2019/12/20
- [gnurl] 08/151: RELEASE-NOTES: synced, gnunet, 2019/12/20
- [gnurl] 24/151: curl: fix -T globbing, gnunet, 2019/12/20
- [gnurl] 20/151: CURL-DISABLE: initial docs for the CURL_DISABLE_* defines, gnunet, 2019/12/20
- [gnurl] 23/151: HISTORY: added cmake, HTTP/3 and parallel downloads with curl, gnunet, 2019/12/20
- [gnurl] 09/151: copyrights: fix copyright year range, gnunet, 2019/12/20
- [gnurl] 26/151: examples: add multi-poll.c,
gnunet <=
- [gnurl] 14/151: TODO: curl_multi_unblock, gnunet, 2019/12/20
- [gnurl] 17/151: pause: avoid updating socket if done was already called, gnunet, 2019/12/20
- [gnurl] 25/151: multi_poll: avoid busy-loop when called without easy handles attached, gnunet, 2019/12/20
- [gnurl] 27/151: config-win32: cpu-machine-OS for Windows on ARM, gnunet, 2019/12/20
- [gnurl] 33/151: ngtcp2: handle key updates as ngtcp2 master branch tells us, gnunet, 2019/12/20
- [gnurl] 32/151: multi: Fix curl_multi_poll wait when extra_fds && !extra_nfds, gnunet, 2019/12/20
- [gnurl] 29/151: doh: improced both encoding and decoding, gnunet, 2019/12/20
- [gnurl] 28/151: ngtcp2: increase QUIC window size when data is consumed, gnunet, 2019/12/20
- [gnurl] 34/151: ngtcp2: free used resources on disconnect, gnunet, 2019/12/20
- [gnurl] 45/151: openssl: Revert to less sensitivity for SYSCALL errors, gnunet, 2019/12/20