Re: Escaped percent sign in shell escape (bang) command (ed 1.16)

[Antonio Diaz Diaz]

Hello Andrew,

Andrew L. Moore wrote:
> | Martin Thomsen wrote:
> | printf '%s\n' 'r !date +"% modified on \%F"' ',p' Q | ed -s fil1
> |
> | outputs
> |
> | date +"fil1 modified on \%F"
> | fil1 modified on \2021-07-10
> |
> | I think the output should contain no backslashes, per POSIX
> | documentation. The GNU ed manual would benefit from clarification.
>
> I agree. This is the correct behavior.

This was fixed three versions ago (in 1.18-pre2). Please check it before I 
release 1.18 stable in three weeks or so:

$ printf '%s\n' 'r !date +"% modified on \%F"' ',p' Q | ed -s fil1
date +"fil1 modified on %F"
fil1 modified on 2022-01-08

$ ed -V
GNU ed 1.18-rc1

Best regards,
Antonio.