Re: [PATCH v4 1/5] dir_iterator: add helpers to dir_iterator_advance

From: Michael Haggerty <mhagger@alum.mit.edu>
Date: Mar 29, 2017, 04:32 UTC
Message-ID: <cdcbf8ce-6641-8a96-6805-b9ff6fa0f3e1@alum.mit.edu>
In-Reply-To: <1490747533-89143-2-git-send-email-bnmvco@gmail.com>

On 03/29/2017 02:32 AM, Daniel Ferreira wrote:

> Create inline helpers to dir_iterator_advance(). Make
> dir_iterator_advance()'s code more legible and allow some behavior to
> be reusable.

Thanks for breaking up the patches. That makes them a lot easier to review.

Show 26 quoted lines

> Signed-off-by: Daniel Ferreira <bnmvco@gmail.com>
> ---
>  dir-iterator.c | 65 +++++++++++++++++++++++++++++++++++++---------------------
>  1 file changed, 42 insertions(+), 23 deletions(-)
> 
> diff --git a/dir-iterator.c b/dir-iterator.c
> index 34182a9..853c040 100644
> --- a/dir-iterator.c
> +++ b/dir-iterator.c
> @@ -50,6 +50,43 @@ struct dir_iterator_int {
>  	struct dir_iterator_level *levels;
>  };
> 
> +static inline void push_dir_level(struct dir_iterator_int *iter, struct dir_iterator_level *level)
> +{
> +	level->dir_state = DIR_STATE_RECURSE;
> +	ALLOC_GROW(iter->levels, iter->levels_nr + 1,
> +		   iter->levels_alloc);
> +	level = &iter->levels[iter->levels_nr++];
> +	level->initialized = 0;
> +}
> +
> +static inline int pop_dir_level(struct dir_iterator_int *iter, struct dir_iterator_level *level)
> +{
> +	return --iter->levels_nr;
> +}

`pop_dir_level()` doesn't use its `level` argument; it can be removed.

> [...]

Michael