pipelining: removed

As previously planned and documented in DEPRECATE.md, all pipelining
code is removed.

Closes #3651

6 files changed, 20 insertions, 10 deletions

diff --git a/docs/libcurl/opts/CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE.3 b/docs/libcurl/opts/CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE.3
index f07676082..cbe4f30c9 100644
--- a/docs/libcurl/opts/CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE.3
+++ b/docs/libcurl/opts/CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 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
@@ -28,6 +28,8 @@ CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE \- chunk length threshold for pipelining
 
 CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE, long size);
 .SH DESCRIPTION
+No function since pipelining was removed in 7.62.0.
+
 Pass a long with a \fBsize\fP in bytes. If a pipelined connection is currently
 processing a chunked (Transfer-encoding: chunked) request with a current chunk
 length larger than \fICURLMOPT_CHUNK_LENGTH_PENALTY_SIZE(3)\fP, that pipeline
diff --git a/docs/libcurl/opts/CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE.3 b/docs/libcurl/opts/CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE.3
index c7a004041..36083f65c 100644
--- a/docs/libcurl/opts/CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE.3
+++ b/docs/libcurl/opts/CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 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
@@ -28,6 +28,8 @@ CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE \- size threshold for pipelining penalty
 
 CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE, long size);
 .SH DESCRIPTION
+No function since pipelining was removed in 7.62.0.
+
 Pass a long with a \fBsize\fP in bytes. If a pipelined connection is currently
 processing a request with a Content-Length larger than this
 \fICURLMOPT_CONTENT_LENGTH_PENALTY_SIZE(3)\fP, that pipeline will then not be
diff --git a/docs/libcurl/opts/CURLMOPT_MAX_PIPELINE_LENGTH.3 b/docs/libcurl/opts/CURLMOPT_MAX_PIPELINE_LENGTH.3
index 4ced6bfb9..00c81e683 100644
--- a/docs/libcurl/opts/CURLMOPT_MAX_PIPELINE_LENGTH.3
+++ b/docs/libcurl/opts/CURLMOPT_MAX_PIPELINE_LENGTH.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 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
@@ -28,6 +28,8 @@ CURLMOPT_MAX_PIPELINE_LENGTH \- maximum number of requests in a pipeline
 
 CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_MAX_PIPELINE_LENGTH, long max);
 .SH DESCRIPTION
+No function since pipelining was removed in 7.62.0.
+
 Pass a long. The set \fBmax\fP number will be used as the maximum amount of
 outstanding requests in an HTTP/1.1 pipelined connection. This option is only
 used for HTTP/1.1 pipelining, not for HTTP/2 multiplexing.
diff --git a/docs/libcurl/opts/CURLMOPT_PIPELINING.3 b/docs/libcurl/opts/CURLMOPT_PIPELINING.3
index 48e058796..5be2d62f0 100644
--- a/docs/libcurl/opts/CURLMOPT_PIPELINING.3
+++ b/docs/libcurl/opts/CURLMOPT_PIPELINING.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 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
@@ -71,12 +71,12 @@ HTTP(S)
 .SH EXAMPLE
 .nf
 CURLM *m = curl_multi_init();
-/* try HTTP/1 pipelining and HTTP/2 multiplexing */
-curl_multi_setopt(m, CURLMOPT_PIPELINING, CURLPIPE_HTTP1 |
-                                          CURLPIPE_MULTIPLEX);
+/* try HTTP/2 multiplexing */
+curl_multi_setopt(m, CURLMOPT_PIPELINING, CURLPIPE_MULTIPLEX);
 .fi
 .SH AVAILABILITY
-Added in 7.16.0. Multiplex support bit added in 7.43.0.
+Added in 7.16.0. Multiplex support bit added in 7.43.0. HTTP/1 Pipelining
+support was disabled in 7.62.0.
 .SH RETURN VALUE
 Returns CURLM_OK if the option is supported, and CURLM_UNKNOWN_OPTION if not.
 .SH "SEE ALSO"
diff --git a/docs/libcurl/opts/CURLMOPT_PIPELINING_SERVER_BL.3 b/docs/libcurl/opts/CURLMOPT_PIPELINING_SERVER_BL.3
index 457bef232..405645080 100644
--- a/docs/libcurl/opts/CURLMOPT_PIPELINING_SERVER_BL.3
+++ b/docs/libcurl/opts/CURLMOPT_PIPELINING_SERVER_BL.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 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
@@ -28,6 +28,8 @@ CURLMOPT_PIPELINING_SERVER_BL \- pipelining server blacklist
 
 CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_PIPELINING_SERVER_BL, char **servers);
 .SH DESCRIPTION
+No function since pipelining was removed in 7.62.0.
+
 Pass a \fBservers\fP array of char *, ending with a NULL entry. This is a list
 of server types prefixes (in the Server: HTTP header) that are blacklisted
 from pipelining, i.e server types that are known to not support HTTP
diff --git a/docs/libcurl/opts/CURLMOPT_PIPELINING_SITE_BL.3 b/docs/libcurl/opts/CURLMOPT_PIPELINING_SITE_BL.3
index 8c5f5d410..279d9ea57 100644
--- a/docs/libcurl/opts/CURLMOPT_PIPELINING_SITE_BL.3
+++ b/docs/libcurl/opts/CURLMOPT_PIPELINING_SITE_BL.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 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
@@ -28,6 +28,8 @@ CURLMOPT_PIPELINING_SITE_BL \- pipelining host blacklist
 
 CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_PIPELINING_SITE_BL, char **hosts);
 .SH DESCRIPTION
+No function since pipelining was removed in 7.62.0.
+
 Pass a \fBhosts\fP array of char *, ending with a NULL entry. This is a list
 of sites that are blacklisted from pipelining, i.e sites that are known to not
 support HTTP pipelining. The array is copied by libcurl.