deps: introduce `llhttp`

llhttp is modern, written in human-readable TypeScript, verifiable, and
is very easy to maintain.

See: https://github.com/indutny/llhttp

PR-URL: https://github.com/nodejs/node/pull/24059
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rod Vagg <rod@vagg.org>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Ujjwal Sharma <usharma1998@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>

1 files changed, 8 insertions, 0 deletions

diff --git a/configure.py b/configure.py
index 05a7fbc4cc..0df8e12bf3 100755
--- a/configure.py
+++ b/configure.py
@@ -182,6 +182,11 @@ parser.add_option('--openssl-system-ca-path',
     help='Use the specified path to system CA (PEM format) in addition to '
          'the OpenSSL supplied CA store or compiled-in Mozilla CA copy.')
 
+parser.add_option('--experimental-http-parser',
+    action='store_true',
+    dest='experimental_http_parser',
+    help='use llhttp instead of http_parser')
+
 shared_optgroup.add_option('--shared-http-parser',
     action='store_true',
     dest='shared_http_parser',
@@ -1106,6 +1111,9 @@ def configure_node(o):
   else:
     o['variables']['node_target_type'] = 'executable'
 
+  o['variables']['node_experimental_http_parser'] = \
+      b(options.experimental_http_parser)
+
 def configure_library(lib, output):
   shared_lib = 'shared_' + lib
   output['variables']['node_' + shared_lib] = b(getattr(options, shared_lib))