rerere: fix an off-by-one non-bug

diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c
index 971e802c6f2945cb6218b7a98c9a30fdc0c9f94b..af7919e51e717923260080f8be3305bbe1b56d39 100644 (file)
--- a/builtin/fmt-merge-msg.c
+++ b/builtin/fmt-merge-msg.c
@@ -178,11 +178,8 @@ static int handle_line(char *line, struct merge_parents *merge_parents)
                int len = strlen(origin);
                if (origin[0] == '\'' && origin[len - 1] == '\'')
                        origin = xmemdupz(origin + 1, len - 2);
-       } else {
-               char *new_origin = xmalloc(strlen(origin) + strlen(src) + 5);
-               sprintf(new_origin, "%s of %s", origin, src);
-               origin = new_origin;
-       }
+       } else
+               origin = xstrfmt("%s of %s", origin, src);
        if (strcmp(".", src))
                origin_data->is_local_branch = 0;
        string_list_append(&origins, origin)->util = origin_data;
@@ -219,8 +216,7 @@ static void add_branch_desc(struct strbuf *out, const char *name)
                        strbuf_addf(out, "  : %.*s", (int)(ep - bp), bp);
                        bp = ep;
                }
-               if (out->buf[out->len - 1] != '\n')
-                       strbuf_addch(out, '\n');
+               strbuf_complete_line(out);
        }
        strbuf_release(&desc);
 }
@@ -605,7 +601,7 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out,
 
        /* get current branch */
        current_branch = current_branch_to_free =
-               resolve_refdup("HEAD", head_sha1, 1, NULL);
+               resolve_refdup("HEAD", RESOLVE_REF_READING, head_sha1, NULL);
        if (!current_branch)
                die("No current branch");
        if (starts_with(current_branch, "refs/heads/"))