On Fri, Dec 25, 2020 at 6:18 PM Thorben Brandt <[email protected]> wrote:
> Hi there! > This is my first post to this list (any list, in fact) so please bear with > me if I'm doing something wrong. I've been following the Toybox project > for > a while now after stumbling into a recording of one of Rob's talks on > Youtube. > When digging down into things recently, I was particularly delighted to > see > that toysh aims to adhere to the (quote unquote) bash standard, it was > quite > fun to follow through the bunch of threads regarding that subject. > > Here's some links to (in my eyes) particularly interesting threads on the > list archive, as I'm not sure if slapping them in here as a bunch of quotes > would be the right approach. > > If anyone has a link to a paper titled something along the lines of "How > to > use a Mailing List as a 90s kid", I'll happily study it! > > > [ toysh vs dash ] > > > http://lists.landley.net/pipermail/toybox-landley.net/2020-October/012087.html > > I'm aiming to replace bash. I don't have a "remove any feature that's not in > posix" flag yet. > > See above, this is what piqued my interest to the point of eventually > signing > up for the list and browsing through it for the better part of an > afternoon. > > > [ Would someone please explain what bash is doing here? ] > > http://lists.landley.net/pipermail/toybox-landley.net/2020-June/011788.html > > I looked at containers for self-contained build and test environments about > three years ago, but the lack of a controlling terminal made it not useful. > Has that changed since? I haven't really looked. > > Docker has supported allocation of pseudo-ttys and stdin streams for a > while > now [1] (am I missing something?), and systemd-nspawn [2] is intriguing > but I > haven't poked at it yet. Coming from a kind-of-sort-of background in > working > with containerization concepts (let's be real though, who doesn't these > days) > this is something I'd totally love to look into and help out with. > Problems > with interactive TTYs in containerized environments pretty much always > stem > from running something that doesn't gracefully handle signals as PID 1. > But > that's about all I know when it comes to the nitty-gritty of shells so I'd > love to help and in return learn in the process! > > > [ mkroot works again, pending release. ] > > > http://lists.landley.net/pipermail/toybox-landley.net/2020-October/012073.html > > I note that except for a couple large holes (lack of $((math)) and function() > support, haven't finished trap/signal/jobs, needs command line editing and > history) toysh is... sort of working now? Several known bugs (test suite > failures), but it's actually starting to be actually run real scripts. Needs > auditing for memory leaks, and the largest script I've thrown at it _is_ the > mkroot init, but... it's advanced from "don't bother" to "object of > curiosity". > > I suspect that hasn't changed since, alas the prospect of building a > statically > linked toysh and trying to daily it on "my actual computer" to in return > bombard > you with bug reports isn't quite viable as of yet, is it? > if you just want to try toybox on the same computer you normally use, i don't see why you need any of the cross-compile stuff... just build normally with `make defconfig` and then `make`? > > On that note, it's been an awful while (about 10 years) since I've had any > meaningful exposure to C. I tried to work my way through the cross > compilation > notes and what makes the Android (clang + Bionic) and musl-cross-make (GCC > + musl) > processes work, but couldn't quite apply that to making the (new?) clang + > musl on > x86_64 combo spin (it eventually compiled but immediately crashed iirc, > need to > look into it again). > If anyone has played around with that particular setup, let me know! > > > TL;DR: I'd like to help - to the extent of my abilities - with making the > shell > (more of) a thing in some way if I may, any starting pointers/feedback on > my above > interpretations of what's been going on would be greatly appreciated. > I hope y'all are having nice holidays. > > - Thorben > > > References: > > [1] > https://docs.docker.com/engine/reference/commandline/run/#assign-name-and-allocate-pseudo-tty---name--it > > [2] https://www.freedesktop.org/software/systemd/man/systemd-nspawn.html > _______________________________________________ > Toybox mailing list > [email protected] > http://lists.landley.net/listinfo.cgi/toybox-landley.net >
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