[PATCH v6 33/35] http: eliminate "# service" line when using protocol v2

[Brandon Williams]

When an http info/refs request is made, requesting that protocol v2 be
used, don't send a "# service" line since this line is not part of the
v2 spec.

Signed-off-by: Brandon Williams <bmw...@google.com>
---
 http-backend.c | 8 ++++++--
 remote-curl.c  | 3 +++
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/http-backend.c b/http-backend.c
index f3dc218b2a..5d241e9109 100644
--- a/http-backend.c
+++ b/http-backend.c
@@ -10,6 +10,7 @@
 #include "url.h"
 #include "argv-array.h"
 #include "packfile.h"
+#include "protocol.h"
 
 static const char content_type[] = "Content-Type";
 static const char content_length[] = "Content-Length";
@@ -466,8 +467,11 @@ static void get_info_refs(struct strbuf *hdr, char *arg)
                hdr_str(hdr, content_type, buf.buf);
                end_headers(hdr);
 
-               packet_write_fmt(1, "# service=git-%s\n", svc->name);
-               packet_flush(1);
+
+               if (determine_protocol_version_server() != protocol_v2) {
+                       packet_write_fmt(1, "# service=git-%s\n", svc->name);
+                       packet_flush(1);
+               }
 
                argv[0] = svc->name;
                run_service(argv, 0);
diff --git a/remote-curl.c b/remote-curl.c
index b4e9db85bb..66a53f74bb 100644
--- a/remote-curl.c
+++ b/remote-curl.c
@@ -396,6 +396,9 @@ static struct discovery *discover_refs(const char *service, 
int for_push)
                        ;
 
                last->proto_git = 1;
+       } else if (maybe_smart &&
+                  last->len > 5 && starts_with(last->buf + 4, "version 2")) {
+               last->proto_git = 1;
        }
 
        if (last->proto_git)
-- 
2.16.2.804.g6dcf76e118-goog