--- a/mercurial/hgweb/request.py Thu Mar 08 16:38:01 2018 -0800
+++ b/mercurial/hgweb/request.py Sat Mar 10 10:45:12 2018 -0800
@@ -200,6 +200,13 @@
headers = wsgiheaders.Headers(headers)
+ # This is kind of a lie because the HTTP header wasn't explicitly
+ # sent. But for all intents and purposes it should be OK to lie about
+ # this, since a consumer will either either value to determine how many
+ # bytes are available to read.
+ if 'CONTENT_LENGTH' in env and 'HTTP_CONTENT_LENGTH' not in env:
+ headers['Content-Length'] = env['CONTENT_LENGTH']
+
return parsedrequest(url=fullurl, baseurl=baseurl,
advertisedurl=advertisedfullurl,
advertisedbaseurl=advertisedbaseurl,