Re: [GSoC][PATCH 2/6] submodule--helper: introduce get_submodule_displaypath and for_each_submodule_list

[Christian Couder]

On Mon, Jun 19, 2017 at 11:50 PM, Prathamesh Chavan <pc44...@gmail.com> wrote:

> +static char *get_submodule_displaypath(const char *path, const char *prefix)
> +{
> +       const char *super_prefix = get_super_prefix();
> +
> +       if (prefix && super_prefix) {
> +               BUG("cannot have prefix '%s' and superprefix '%s'",
> +                   prefix, super_prefix);
> +       } else if (prefix) {
> +               struct strbuf sb = STRBUF_INIT;
> +               char *displaypath = xstrdup(relative_path(path, prefix, &sb));
> +               strbuf_release(&sb);
> +               return displaypath;
> +       } else if (super_prefix) {
> +               int len = strlen(super_prefix);
> +               const char *format = is_dir_sep(super_prefix[len-1]) ? "%s%s" 
> : "%s/%s";

Style nit: please add spaces around "-", so "len - 1" instead of "len-1".

> +               return xstrfmt(format, super_prefix, path);
> +       } else {
> +               return xstrdup(path);
> +       }
> +}