[PATCH v4] tree: new applet

[rknecht at pm.me]

> On Mon, 2 May 2022 01:40:39 +0800
> Kang-Che Sung explorer09 at gmail.com wrote:
>
> > Hi Roger,
> >
> > May I suggest you add an option to draw the tree lines using ASCII
> > characters only, and make the Unicode support optional at build time?
> >
> > I just feel uncomfortable when I see source code containing embedded UTF-8
> > characters and the strings have no ASCII alternative.
> >
> > The DOS tree command has the "/a" option. You know what I mean.
> >
> > Thank you.
>
>
> Hi,
> something like ?:
>
> #ifdef CONFIG_TREE_ASCII_ONLY
> #define PREFIX_CHILD "|- "
> #define PREFIX_LAST_CHILD "|_ "
> #define PREFIX_GRAND_CHILD "| "
> #define PREFIX_LAST_GRAND_CHILD " "
> #else
> #define PREFIX_CHILD "├── "
> #define PREFIX_LAST_CHILD "└── "
> #define PREFIX_GRAND_CHILD "│ "
> #define PREFIX_LAST_GRAND_CHILD " "
> #endif
>
Agree, I even think the default should be ASCII only with an build option for the unicode tree.
The ASCII only mode reduces also the binary size.

Thanks,
Roger