On Tue, Mar 19 2019, Phillip Wood wrote:
> From: Phillip Wood <phillip.wood@xxxxxxxxxxxxx>
>
> cmd_rebase() and cmd_rebase__interactive() used different enums to hold
> the current action. Change to using a common enum so the values are the
> same when we change `rebase -i` to avoid forking `rebase--interactive`.
>
> Signed-off-by: Phillip Wood <phillip.wood@xxxxxxxxxxxxx>
> ---
>
> Notes:
> I'm not sure what to do with action_names, I moved it to keep it near
> the definition of the enum. The extra commands in the enum are not
> traced so they don't need to be in action_names but it looks odd to
> leave them out. Also I don't understand why action_names in NULL
> terminated or the names are marked for translation as it is used in
> trace2_cmd_mode(action_names[action]);
> so we don't use the NULL termination or translate the names (I'd be
> surprised if we did for tracing)
Making them for translation is a bug in the recent b3a5d5a80c
("trace2:data: add subverb for rebase", 2019-02-22) and just looks like
copy/paste cargo-culting from somewhere else, and likewise with the
trailing NULL which doesn't make sense in this case.
> builtin/rebase.c | 93 +++++++++++++++++++++++++-----------------------
> 1 file changed, 49 insertions(+), 44 deletions(-)
>
> diff --git a/builtin/rebase.c b/builtin/rebase.c
> index 21ccb6495e..26d25a5242 100644
> --- a/builtin/rebase.c
> +++ b/builtin/rebase.c
> @@ -119,6 +119,30 @@ static struct replay_opts get_replay_opts(const struct rebase_options *opts)
> return replay;
> }
>
> +enum action {
> + ACTION_NONE = 0,
> + ACTION_CONTINUE,
> + ACTION_SKIP,
> + ACTION_ABORT,
> + ACTION_QUIT,
> + ACTION_EDIT_TODO,
> + ACTION_SHOW_CURRENT_PATCH,
> + ACTION_SHORTEN_OIDS,
> + ACTION_EXPAND_OIDS,
> + ACTION_CHECK_TODO_LIST,
> + ACTION_REARRANGE_SQUASH,
> + ACTION_ADD_EXEC
> +};
> +
> +static const char *action_names[] = { N_("undefined"),
> + N_("continue"),
> + N_("skip"),
> + N_("abort"),
> + N_("quit"),
> + N_("edit_todo"),
> + N_("show_current_patch"),
> + NULL };
> +
> static int add_exec_commands(struct string_list *commands)
> {
> const char *todo_file = rebase_path_todo();
> @@ -347,10 +371,7 @@ int cmd_rebase__interactive(int argc, const char **argv, const char *prefix)
> unsigned flags = 0;
> int abbreviate_commands = 0, ret = 0;
> struct object_id squash_onto = null_oid;
> - enum {
> - NONE = 0, CONTINUE, SKIP, EDIT_TODO, SHOW_CURRENT_PATCH,
> - SHORTEN_OIDS, EXPAND_OIDS, CHECK_TODO_LIST, REARRANGE_SQUASH, ADD_EXEC
> - } command = 0;
> + enum action command = ACTION_NONE;
> struct option options[] = {
> OPT_NEGBIT(0, "ff", &opts.flags, N_("allow fast-forward"),
> REBASE_FORCE),
> @@ -367,22 +388,22 @@ int cmd_rebase__interactive(int argc, const char **argv, const char *prefix)
> N_("display a diffstat of what changed upstream"),
> REBASE_NO_QUIET | REBASE_VERBOSE | REBASE_DIFFSTAT),
> OPT_CMDMODE(0, "continue", &command, N_("continue rebase"),
> - CONTINUE),
> - OPT_CMDMODE(0, "skip", &command, N_("skip commit"), SKIP),
> + ACTION_CONTINUE),
> + OPT_CMDMODE(0, "skip", &command, N_("skip commit"), ACTION_SKIP),
> OPT_CMDMODE(0, "edit-todo", &command, N_("edit the todo list"),
> - EDIT_TODO),
> + ACTION_EDIT_TODO),
> OPT_CMDMODE(0, "show-current-patch", &command, N_("show the current patch"),
> - SHOW_CURRENT_PATCH),
> + ACTION_SHOW_CURRENT_PATCH),
> OPT_CMDMODE(0, "shorten-ids", &command,
> - N_("shorten commit ids in the todo list"), SHORTEN_OIDS),
> + N_("shorten commit ids in the todo list"), ACTION_SHORTEN_OIDS),
> OPT_CMDMODE(0, "expand-ids", &command,
> - N_("expand commit ids in the todo list"), EXPAND_OIDS),
> + N_("expand commit ids in the todo list"), ACTION_EXPAND_OIDS),
> OPT_CMDMODE(0, "check-todo-list", &command,
> - N_("check the todo list"), CHECK_TODO_LIST),
> + N_("check the todo list"), ACTION_CHECK_TODO_LIST),
> OPT_CMDMODE(0, "rearrange-squash", &command,
> - N_("rearrange fixup/squash lines"), REARRANGE_SQUASH),
> + N_("rearrange fixup/squash lines"), ACTION_REARRANGE_SQUASH),
> OPT_CMDMODE(0, "add-exec-commands", &command,
> - N_("insert exec commands in todo list"), ADD_EXEC),
> + N_("insert exec commands in todo list"), ACTION_ADD_EXEC),
> { OPTION_CALLBACK, 0, "onto", &opts.onto, N_("onto"), N_("onto"),
> PARSE_OPT_NONEG, parse_opt_commit, 0 },
> { OPTION_CALLBACK, 0, "restrict-revision", &opts.restrict_revision,
> @@ -428,36 +449,36 @@ int cmd_rebase__interactive(int argc, const char **argv, const char *prefix)
> flags |= abbreviate_commands ? TODO_LIST_ABBREVIATE_CMDS : 0;
> flags |= opts.rebase_merges ? TODO_LIST_REBASE_MERGES : 0;
> flags |= opts.rebase_cousins > 0 ? TODO_LIST_REBASE_COUSINS : 0;
> - flags |= command == SHORTEN_OIDS ? TODO_LIST_SHORTEN_IDS : 0;
> + flags |= command == ACTION_SHORTEN_OIDS ? TODO_LIST_SHORTEN_IDS : 0;
>
> if (opts.rebase_cousins >= 0 && !opts.rebase_merges)
> warning(_("--[no-]rebase-cousins has no effect without "
> "--rebase-merges"));
>
> switch (command) {
> - case NONE: {
> + case ACTION_NONE: {
> if (!opts.onto && !opts.upstream)
> die(_("a base commit must be provided with --upstream or --onto"));
>
> ret = do_interactive_rebase(&opts, flags);
> break;
> }
> - case SKIP: {
> + case ACTION_SKIP: {
> struct string_list merge_rr = STRING_LIST_INIT_DUP;
>
> rerere_clear(the_repository, &merge_rr);
> }
> /* fallthrough */
> - case CONTINUE: {
> + case ACTION_CONTINUE: {
> struct replay_opts replay_opts = get_replay_opts(&opts);
>
> ret = sequencer_continue(the_repository, &replay_opts);
> break;
> }
> - case EDIT_TODO:
> + case ACTION_EDIT_TODO:
> ret = edit_todo_file(flags);
> break;
> - case SHOW_CURRENT_PATCH: {
> + case ACTION_SHOW_CURRENT_PATCH: {
> struct child_process cmd = CHILD_PROCESS_INIT;
>
> cmd.git_cmd = 1;
> @@ -466,17 +487,17 @@ int cmd_rebase__interactive(int argc, const char **argv, const char *prefix)
>
> break;
> }
> - case SHORTEN_OIDS:
> - case EXPAND_OIDS:
> + case ACTION_SHORTEN_OIDS:
> + case ACTION_EXPAND_OIDS:
> ret = transform_todo_file(flags);
> break;
> - case CHECK_TODO_LIST:
> + case ACTION_CHECK_TODO_LIST:
> ret = check_todo_list_from_file(the_repository);
> break;
> - case REARRANGE_SQUASH:
> + case ACTION_REARRANGE_SQUASH:
> ret = rearrange_squash_in_todo_file();
> break;
> - case ADD_EXEC: {
> + case ACTION_ADD_EXEC: {
> struct string_list commands = STRING_LIST_INIT_DUP;
>
> split_exec_commands(opts.cmd, &commands);
> @@ -1417,23 +1438,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
> struct strbuf revisions = STRBUF_INIT;
> struct strbuf buf = STRBUF_INIT;
> struct object_id merge_base;
> - enum {
> - NO_ACTION,
> - ACTION_CONTINUE,
> - ACTION_SKIP,
> - ACTION_ABORT,
> - ACTION_QUIT,
> - ACTION_EDIT_TODO,
> - ACTION_SHOW_CURRENT_PATCH,
> - } action = NO_ACTION;
> - static const char *action_names[] = { N_("undefined"),
> - N_("continue"),
> - N_("skip"),
> - N_("abort"),
> - N_("quit"),
> - N_("edit_todo"),
> - N_("show_current_patch"),
> - NULL };
> + enum action action = ACTION_NONE;
> const char *gpg_sign = NULL;
> struct string_list exec = STRING_LIST_INIT_NODUP;
> const char *rebase_merges = NULL;
> @@ -1600,7 +1605,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
> builtin_rebase_options,
> builtin_rebase_usage, 0);
>
> - if (action != NO_ACTION && total_argc != 2) {
> + if (action != ACTION_NONE && total_argc != 2) {
> usage_with_options(builtin_rebase_usage,
> builtin_rebase_options);
> }
> @@ -1609,7 +1614,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
> usage_with_options(builtin_rebase_usage,
> builtin_rebase_options);
>
> - if (action != NO_ACTION && !in_progress)
> + if (action != ACTION_NONE && !in_progress)
> die(_("No rebase in progress?"));
> setenv(GIT_REFLOG_ACTION_ENVIRONMENT, "rebase", 0);
>
> @@ -1709,7 +1714,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
> options.action = "show-current-patch";
> options.dont_finish_rebase = 1;
> goto run_rebase;
> - case NO_ACTION:
> + case ACTION_NONE:
> break;
> default:
> BUG("action: %d", action);
