build: do not automatically reconfigure unless configure.ac changed

diff --git a/rerere.c b/rerere.c
index 651c5def92e3f864a99ed7e97d008aa04cce3782..b57a34daa718a5ecf9750d3068a8ecee4f3e261f 100644 (file)
--- a/rerere.c
+++ b/rerere.c
@@ -544,13 +544,13 @@ static int do_plain_rerere(struct string_list *rr, int fd)
 
                if (has_rerere_resolution(name)) {
                        if (!merge(name, path)) {
-                               if (rerere_autoupdate)
+                               const char *msg;
+                               if (rerere_autoupdate) {
                                        string_list_insert(&update, path);
-                               fprintf(stderr,
-                                       "%s '%s' using previous resolution.\n",
-                                       rerere_autoupdate
-                                       ? "Staged" : "Resolved",
-                                       path);
+                                       msg = "Staged '%s' using previous resolution.\n";
+                               } else
+                                       msg = "Resolved '%s' using previous resolution.\n";
+                               fprintf(stderr, msg, path);
                                goto mark_resolved;
                        }
                }