Mail Archives: djgpp/2009/06/08/11:00:31
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From: | Rugxulo <rugxulo AT gmail DOT com>
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Newsgroups: | comp.os.msdos.djgpp
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Subject: | Re: ANNOUNCE: DJGPP port of GNU Sed 4.2 uploaded.
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Date: | Mon, 8 Jun 2009 07:48:30 -0700 (PDT)
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To: | djgpp AT delorie DOT com
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Reply-To: | djgpp AT delorie DOT com
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Hi,
On Jun 7, 5:25=A0pm, "Juan Manuel Guerrero" <juan DOT guerr DOT DOT DOT AT gmx DOT de>
wrote:
>
> This is a port of GNU Sed 4.2 to MSDOS/DJGPP.
Yes, you'd mentioned porting this. Big thanks (since sed is very
useful, one of my favorites)!
> =A0 sed is a stream editor. A stream editor is used to perform basic text
> =A0 transformations on an input stream (a file or input from a pipeline).
> =A0 While in some ways similar to an editor which permits scripted edits
> =A0 (such as ed), sed works by making only one pass over the input(s), an=
d
> =A0 is consequently more efficient. But it is sed's ability to filter tex=
t
> =A0 in a pipeline which particularly distinguishes it from other types of
> =A0 editors.
Sed actually derived from ed (as did grep), I think. And improved ed
(ex) is what later morphed into vi ("visual") and then VIM. The
advantage to sed (vs. ed) is that you don't have to load the entire
file at once, so sed can edit files larger than memory, one line at a
time. But if your data is on a slow fixed disk, it won't be faster
than in memory (of course). But I'm almost always on a RAM disk
anyways. ;-)
> =A0 Please, read carefully the NEWS file to see the user visible changes
> =A0 and read the info or html docs to become familiar with the program.
> =A0 For beginers the chapter: examples in the info doc may be instructive=
.
> =A0 The chapter: Other resources for learning about 'sed' contains pointe=
rs
> =A0 to usefull sed specific urls.
Some people have gotten hanoi, dc, sokoban, arkanoid, unlambda, etc.
working in sed. :-)
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