Merge branch 'ks/doc-checkout-previous'

diff --git a/upload-pack.c b/upload-pack.c
index 6d5f3c0d39a886f5010115927d71f205a96d0e04..d5de18127c63a9d017578e0969743392d39526d4 100644 (file)
--- a/upload-pack.c
+++ b/upload-pack.c
@@ -18,6 +18,7 @@
 #include "parse-options.h"
 #include "argv-array.h"
 #include "prio-queue.h"
+#include "protocol.h"
 
 static const char * const upload_pack_usage[] = {
        N_("git upload-pack [<options>] <dir>"),
@@ -1066,6 +1067,23 @@ int cmd_main(int argc, const char **argv)
                die("'%s' does not appear to be a git repository", dir);
 
        git_config(upload_pack_config, NULL);
-       upload_pack();
+
+       switch (determine_protocol_version_server()) {
+       case protocol_v1:
+               /*
+                * v1 is just the original protocol with a version string,
+                * so just fall through after writing the version string.
+                */
+               if (advertise_refs || !stateless_rpc)
+                       packet_write_fmt(1, "version 1\n");
+
+               /* fallthrough */
+       case protocol_v0:
+               upload_pack();
+               break;
+       case protocol_unknown_version:
+               BUG("unknown protocol version");
+       }
+
        return 0;
 }