Re: Interested in porting Dash to Readline

[Steffen Nurpmeso <steffen@xxxxxxxxxx>]

S M wrote in
 <DS7PR19MB445653200E02F41EB31397C5E351A@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\
 ook.com>:
 |On Fri, Jun 09, 2023 at 11:29:15PM +0200, Steffen Nurpmeso wrote:
 |> Quoting Dalai Lama (50 years in India jubilee) "it is all there".
 |> FreeBSD bin/sh/histedit.c:sh_matches() as well as :sh_complete()
 |> (all BSD licensed).
 |
 |So is it a licensing concern? I still think Readline is more

I do not think BSD-3-clause disallows bundling within GPL.
But i am a total licensing idiot.

 |featureful as I have worked with both. I did poke around NetBSD's

It surely is.  (Much more so, but also fat.)

 |ash code and remember that it used an internal Libedit header
 |"filecomplete.h" or something along those lines to implement
 |filename completion. Not that porting or re-implementing such
 |internal routines would be particularly hard. If I recall correctly
 |there is a publicfunction in libedit named "_el_fn_complete"
 |that implements something along those lines.
 |
 |If it's a licensing problem then there's no way around it, though
 |I thought that GPL restrictions of this kind would only apply to
 |redistributed binaries linked against readline and not to the 
 |source code itself.

Well it _could_ be possible to compile dash with any editing and
simply use "rlwrap"[1] (cudo Stephen Isard) to hook readline into
dash.  Then your effort has already ended.

  [1] https://github.com/hanslub42/rlwrap

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--steffen
|
|Der Kragenbaer,                The moon bear,
|der holt sich munter           he cheerfully and one by one
|einen nach dem anderen runter  wa.ks himself off
|(By Robert Gernhardt)
|~~
|..and in spring, hear David Leonard sing..
|
|The black bear,          The black bear,
|blithely holds his own   holds himself at leisure
|beating it, up and down  tossing over his ups and downs with pleasure
|~~
|Farewell, dear collar bear