oneway_merge(): only lstat() when told to update worktree

diff --git a/transport-helper.c b/transport-helper.c
index f6b3b1fb79468ef85eb9581c7d44ff04c1bb61bc..cfe098849022fcc56bcb1a57d00e4c89e753492b 100644 (file)
--- a/transport-helper.c
+++ b/transport-helper.c
@@ -199,7 +199,7 @@ static struct child_process *get_helper(struct transport *transport)
                        data->import_marks = strbuf_detach(&arg, NULL);
                } else if (mandatory) {
                        die("Unknown mandatory capability %s. This remote "
-                           "helper probably needs newer version of Git.\n",
+                           "helper probably needs newer version of Git.",
                            capname);
                }
        }
@@ -444,6 +444,21 @@ static int fetch_with_import(struct transport *transport,
        free(fastimport.argv);
        fastimport.argv = NULL;
 
+       /*
+        * The fast-import stream of a remote helper that advertises
+        * the "refspec" capability writes to the refs named after the
+        * right hand side of the first refspec matching each ref we
+        * were fetching.
+        *
+        * (If no "refspec" capability was specified, for historical
+        * reasons we default to *:*.)
+        *
+        * Store the result in to_fetch[i].old_sha1.  Callers such
+        * as "git fetch" can use the value to write feedback to the
+        * terminal, populate FETCH_HEAD, and determine what new value
+        * should be written to peer_ref if the update is a
+        * fast-forward or this is a forced update.
+        */
        for (i = 0; i < nr_heads; i++) {
                char *private;
                posn = to_fetch[i];
@@ -599,7 +614,7 @@ static void push_update_ref_status(struct strbuf *buf,
                status = REF_STATUS_REMOTE_REJECT;
                refname = buf->buf + 6;
        } else
-               die("expected ok/error, helper said '%s'\n", buf->buf);
+               die("expected ok/error, helper said '%s'", buf->buf);
 
        msg = strchr(refname, ' ');
        if (msg) {