Date: Fri, 25 Jan 2019 12:20:57 -0800 From: Cy Schubert <Cy.Schubert@cschubert.com> To: Bruce Evans <brde@optusnet.com.au> Cc: Gleb Popov <arrowd@freebsd.org>, arch@freebsd.org, Baptiste Daroussin <bapt@freebsd.org> Subject: Re: Importing mksh in base Message-ID: <201901252020.x0PKKv3N049433@slippy.cwsent.com> In-Reply-To: Message from Bruce Evans <brde@optusnet.com.au> of "Sat, 26 Jan 2019 06:53:11 %2B1100." <20190126064128.Y872@besplex.bde.org>
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In message <20190126064128.Y872@besplex.bde.org>, Bruce Evans writes: > On Fri, 25 Jan 2019, Gleb Popov wrote: > > > On Fri, Jan 25, 2019 at 8:58 PM Baptiste Daroussin <bapt@freebsd.org> wrote > : > > > >> I would like to import mksh in base, https://www.mirbsd.org/mksh.htm > >> And make it the default root shell (not necessary in one step) > >> > >> Why: > >> 1/ it is tiny 400k (in the packaged version) all other shells fitting the > >> expectation are bigger > >> 2/ it's default frontend in interactive mode is very close to what most > >> people > >> are used to with bash > > You should warm up with a more modest task, such as replacing vi by emacs > as the default editor. > > > Are there FreeBSD users that are used to bash? If not, this proposal looks > > like another "let's do like Linux" thing. > > I have used /bin/bash as the root shell for more about 20 years. The > currently install version is slightly newer -- only about 15 years old > (bash-1.14.7(1) installed by mv'ing it from /usr/local/bin where some > port put it. That's a little risky unless it's static, which Bruce, I know you do. > > toor still uses csh, but I never use toor. > > I still use /bin/sh and of course /bin/ed for the single user shell and > editing there, except on one system which is misconfigured with /usr > on the root partition so that vi is accidentally available for editing. > If need, I exec bin/bash from /bin/sh or mount /usr, but my /usr is > usually on nfs and most boot-time editing is to fix network > configuratation so that nfs is available. This is my workaround. It avoids a lot of single-user grief. We used a form of it on Solaris many moons ago. case $(tty) in /dev/console|/dev/ttyv?|/dev/ttyd?) echo Using default shell of $SHELL ;; *) if [ -x /usr/local/bin/bash ]; then echo starting bash shell OSHELL=$SHELL SHELL=/usr/local/bin/bash export SHELL $SHELL < /dev/null && exec $SHELL SHELL=$OSHELL unset OSHELL echo Unable to execute /usr/local/bin/bash or not found, using default shell of $SHELL fi ;; esac -- Cheers, Cy Schubert <Cy.Schubert@cschubert.com> FreeBSD UNIX: <cy@FreeBSD.org> Web: http://www.FreeBSD.org The need of the many outweighs the greed of the few.
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