sequencer: use argv_array in reset_merge

Avoid using magic numbers for array size and index under `reset_merge` function. Use `argv_array` instead. This will make code shorter and easier to extend. Signed-off-by: Rohit Ashiwal <rohit.ashiwal265@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Rohit Ashiwal committed Jul 2, 2019 at 14:41 UTC 265ab48f2646605b27e1343ac50efa9763690f04
1 file changed +11 -6
sequencer.c
+11 -6
@@ -2734,13 +2734,18 @@ static int rollback_is_safe(void)
2734
2735 static int reset_merge(const struct object_id *oid)
2736 {
2737 - const char *argv[4]; /* reset --merge <arg> + NULL */
2737 + int ret;
2738 + struct argv_array argv = ARGV_ARRAY_INIT;
2739
2739 - argv[0] = "reset";
2740 - argv[1] = "--merge";
2741 - argv[2] = oid_to_hex(oid);
2742 - argv[3] = NULL;
2743 - return run_command_v_opt(argv, RUN_GIT_CMD);
2740 + argv_array_pushl(&argv, "reset", "--merge", NULL);
2741 +
2742 + if (!is_null_oid(oid))
2743 + argv_array_push(&argv, oid_to_hex(oid));
2744 +
2745 + ret = run_command_v_opt(argv.argv, RUN_GIT_CMD);
2746 + argv_array_clear(&argv);
2747 +
2748 + return ret;
2749 }
2750
2751 static int rollback_single_pick(struct repository *r)