[TUHS] basic tools / Universal Unix
crossd at gmail.com
Thu Nov 2 04:03:33 AEST 2017
Since `ed` is line-based, one could presumably use it with `rlwrap` or
something like that.
On Wed, Nov 1, 2017 at 1:17 PM, Ralph Corderoy <ralph at inputplus.co.uk> wrote:
> Hi Arnold,
>> > I've idly considered an ed that also maintained a cursor within the
>> > line that could be used with vi-like commands.
>> you want an ed with a cursor, you need only take GNU ed and hook it up
>> with GNU readline, and there you go.
> That would allow me to edit the command I'm entering, e.g. `,n'. What
> I'm suggesting is the command I'm entering can manipulate the in-line
> cursor when I press Enter to submit the command. I don't want
> interactive editing of lines in the file; I know where to find that.
>> If GNU ed doesn't already have such support.
> ed 1.14.2-1 here hasn't. And I wouldn't expect its dependencies to
> $ ldd /bin/ed
> linux-vdso.so.1 (0x00007fff215d4000)
> libc.so.6 => /usr/lib/libc.so.6 (0x00007fd89767a000)
> /lib64/ld-linux-x86-64.so.2 => /usr/lib64/ld-linux-x86-64.so.2 (0x00007fd897a31000)
> Cheers, Ralph.
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