Re: Diffs from CVS keyword expansion

[Robin Rosenberg <robin.rosenberg.lists@dewire.com>]

tisdag 05 december 2006 20:55 skrev Junio C Hamano:
> merlyn@stonehenge.com (Randal L. Schwartz) writes:
> >>>>>> "Uwe" == Uwe Kleine-Koenig <zeisberg@informatik.uni-freiburg.de>
> >>>>>> writes:
> >
> > Uwe> 	#! /bin/sh
> > Uwe> 	exec perl -i -p -e 's/\$(Id|Revision):.*?\$/\$$1: \$/' "$@";
> >
> > Ow.  My eyes hurt from that.  How about we rewrite that as a native Perl
> > script:
> >
> >     #!/usr/bin/perl
> >     $^I = ""; # this is -i
> >     while (<>) {
> >       s/\$(Id|Revision):.*?\$/\$$1: \$/;
> >       print;
> >     }
>
> That's kinda surprising coming from the resident Perl guru.
>
> I am so used to the command line "-i -p" that I did not even
> know what $^I does, and I would have lost without your "# this
> is -i" comment.  That alone makes the Uwe's one more readable
> for me ;-).
May I suggest a compromise? : 

#!/usr/bin/perl -i -p
s/\$(Id|Revision):.*?\$/\$$1: \$/;