do_for_each_reflog(): use a strbuf to hold logfile name

diff --git a/builtin/merge.c b/builtin/merge.c
index ed0f959ac49c02aaffa77bc748a9efc69f1fd339..08e01e8a60d7d7f9c60e9e7a3a2f8b4d66c12ce3 100644 (file)
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -399,6 +399,8 @@ static void finish(struct commit *head_commit,
        if (new_head && show_diffstat) {
                struct diff_options opts;
                diff_setup(&opts);
+               opts.stat_width = -1; /* use full terminal width */
+               opts.stat_graph_width = -1; /* respect statGraphWidth config */
                opts.output_format |=
                        DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;
                opts.detect_rename = DIFF_DETECT_RENAME;
@@ -1129,7 +1131,7 @@ static int default_edit_option(void)
        /* Use editor if stdin and stdout are the same and is a tty */
        return (!fstat(0, &st_stdin) &&
                !fstat(1, &st_stdout) &&
-               isatty(0) &&
+               isatty(0) && isatty(1) &&
                st_stdin.st_dev == st_stdout.st_dev &&
                st_stdin.st_ino == st_stdout.st_ino &&
                st_stdin.st_mode == st_stdout.st_mode);
@@ -1323,11 +1325,8 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
                if (!fast_forward_only &&
                    merge_remote_util(commit) &&
                    merge_remote_util(commit)->obj &&
-                   merge_remote_util(commit)->obj->type == OBJ_TAG) {
-                       if (option_edit < 0)
-                               option_edit = 1;
+                   merge_remote_util(commit)->obj->type == OBJ_TAG)
                        allow_fast_forward = 0;
-               }
        }
 
        if (option_edit < 0)