[TUHS] Shell control through external commands

shawn wilson ag4ve.us at gmail.com
Fri Jul 15 09:56:58 AEST 2016

On Jul 14, 2016 7:01 PM, "Peter Jeremy" <peter at rulingia.com> wrote:
> On 2016-Jul-15 08:36:56 +1000, Dave Horsfall <dave at horsfall.org> wrote:
> >On Thu, 14 Jul 2016, Clem Cole wrote:

> >And on the Mac and FreeBSD, they still are (as well as being builtins).
> FreeBSD provides a convenient list of what commands are (currently)
> to the provided shells and available externally:
> https://www.freebsd.org/cgi/man.cgi?builtin

Bash man page does as well along with command -v (and hash IIRC) letting
you know.

I've always been curious though - what was the reason behind implementing
/bin/[ ? IDK any shell where this isn't implemented - I always assumed it's
a POSIX compatibility stopgap older systems needed to stay compliant with
their shipped shell.
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