Re: [PATCH v8 22/37] rebase: teach pre-rebase to use hook.h

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Emily Shaffer <emilyshaffer@xxxxxxxxxx> writes:

> @@ -1318,6 +1319,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
>  	char *squash_onto_name = NULL;
>  	int reschedule_failed_exec = -1;
>  	int allow_preemptive_ff = 1;
> +	struct run_hooks_opt hook_opt;
>  	struct option builtin_rebase_options[] = {
>  		OPT_STRING(0, "onto", &options.onto_name,
>  			   N_("revision"),
> @@ -1431,6 +1433,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
>  	};
>  	int i;
>  
> +	run_hooks_opt_init_async(&hook_opt);
> +
>  	if (argc == 2 && !strcmp(argv[1], "-h"))
>  		usage_with_options(builtin_rebase_usage,
>  				   builtin_rebase_options);
> @@ -2032,9 +2036,9 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
>  	}
>  
>  	/* If a hook exists, give it a chance to interrupt*/
> +	strvec_pushl(&hook_opt.args, options.upstream_arg, argc ? argv[0] : NULL, NULL);
>  	if (!ok_to_skip_pre_rebase &&
> -	    run_hook_le(NULL, "pre-rebase", options.upstream_arg,
> -			argc ? argv[0] : NULL, NULL))
> +	    run_hooks("pre-rebase", &hook_opt))
>  		die(_("The pre-rebase hook refused to rebase."));

This may needlessly populate hook_opt.args even when run_hooks() is
not triggered, but that probably is OK.  Except for a place or two
where we call die(), the exit path from this function after this
point all eventually passes ...

>  	if (options.flags & REBASE_DIFFSTAT) {
> @@ -2114,6 +2118,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
>  	ret = !!run_specific_rebase(&options, action);
>  
>  cleanup:

... this label, so everybody calls opt_clear() at the end, which is
good.

> +	run_hooks_opt_clear(&hook_opt);
>  	strbuf_release(&buf);
>  	strbuf_release(&revisions);
>  	free(options.head_name);



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