From: Eric Sunshine <sunshine@sunshineco.com>
Date: Fri, 13 May 2016 16:29:59 GMT
Subject: Re: [PATCH 1/5] worktree.c: add find_worktree_by_path()
Message-ID: <CAPig+cSu08BaEu22iGouM_7q6yrKbVtqNrfJsWo6aYuPAeWq0w@mail.gmail.com>
In-Reply-To: <20160510141729.23063-1-pclouds@gmail.com>

On Tue, May 10, 2016 at 10:17 AM, Nguyễn Thái Ngọc Duy
<pclouds@gmail.com> wrote:
> So far we haven't needed to identify an existing worktree from command
> line. Future commands such as lock or move will need it. There are of
> course other options for identifying a worktree, for example by branch
> or even by internal id. They may be added later if proved useful.
>
> Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
> ---
> diff --git a/worktree.c b/worktree.c
> @@ -222,6 +222,22 @@ const char *get_worktree_git_dir(const struct worktree *wt)
> +struct worktree *find_worktree_by_path(struct worktree **list,
> +                                      const char *path_)
> +{
> +       char *path = xstrdup(real_path(path_));
> +       struct worktree *wt = NULL;
> +
> +       while (*list) {
> +               wt = *list++;
> +               if (!fspathcmp(path, real_path(wt->path)))
> +                       break;
> +               wt = NULL;
> +       }
> +       free(path);
> +       return wt;
> +}

Very slightly shorter and perhaps idiomatic (but not at all worth a re-roll):

    for (; *list; list++)
        if (!fspathcmp(path, real_path((*list)->path)))
            break;
    free(path);
    return *list;