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Date:      Tue, 05 Dec 2017 18:08:11 +0000
From:      Eric Joyner <erj@erj.cc>
To:        Cy Schubert <Cy.Schubert@komquats.com>
Cc:        Devin Teske <devin@shxd.cx>, Hans Petter Selasky <hps@selasky.org>,  "rgrimes@freebsd.org" <rgrimes@freebsd.org>, "cem@freebsd.org" <cem@freebsd.org>, Eitan Adler <eadler@freebsd.org>,  src-committers <src-committers@freebsd.org>,  "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>,  "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>
Subject:   Re: svn commit: r326554 - in head: . usr.bin/sponge usr.bin/sponge/tests usr.bin/tee
Message-ID:  <CAKdFRZiCC89jtGRw2QoD-2UCcOdm_w02Q0=a3pwHOA8eNB18NA@mail.gmail.com>
In-Reply-To: <20171205175029.64B7135B@spqr.komquats.com>
References:  <20171205175029.64B7135B@spqr.komquats.com>

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I got told by a co-worker that this broke buildworld. Can this commit get
reverted/have the cast fixed?

- Eric (erj)

On Tue, Dec 5, 2017 at 9:50 AM Cy Schubert <Cy.Schubert@komquats.com> wrote:

> Our sed already creates backup files "optionally" just as gsed does. Only
> the syntax is different. No need to sponge sed, just sed -i '' (whereas
> gsed is -i without the argument).
>
>
> ---
> Sent using a tiny phone keyboard.
> Apologies for any typos and autocorrect.
> This old phone only supports top post. Apologies.
>
> Cy Schubert
> <Cy.Schubert@cschubert.com> or <cy@freebsd.org>
> The need of the many outweighs the greed of the few.
> ---
> ------------------------------
> From: Devin Teske
> Sent: 05/12/2017 09:23
> To: Cy Schubert
> Cc: Hans Petter Selasky; rgrimes@freebsd.org; cem@freebsd.org; Eitan
> Adler; src-committers; svn-src-all@freebsd.org; svn-src-head@freebsd.org
>
> Subject: Re: svn commit: r326554 - in head: . usr.bin/sponge
> usr.bin/sponge/tests usr.bin/tee
>
>
> On Dec 5, 2017, at 8:29 AM, Cy Schubert <Cy.Schubert@komquats.com> wrote:
>
> Why not update sed to create the backup file only if the suffix is given
> to -i, like gnu sed does.
>
>
> I suspect that would break countless scripts that test uname to determine
> how to use the -i flag of sed.
> --
> Devin
>
>
> ---
> Sent using a tiny phone keyboard.
> Apologies for any typos and autocorrect.
> This old phone only supports top post. Apologies.
>
> Cy Schubert
> <Cy.Schubert@cschubert.com> or <cy@freebsd.org>
> The need of the many outweighs the greed of the few.
> ---
> ------------------------------
> From: Devin Teske
> Sent: 05/12/2017 07:35
> To: Hans Petter Selasky
> Cc: rgrimes@freebsd.org; cem@freebsd.org; Eitan Adler; src-committers;
> svn-src-all@freebsd.org; svn-src-head@freebsd.org
> Subject: Re: svn commit: r326554 - in head: . usr.bin/sponge
> usr.bin/sponge/tests usr.bin/tee
>
>
> > On Dec 5, 2017, at 5:00 AM, Hans Petter Selasky <hps@selasky.org> wrote:
> >
> >> On 12/05/17 13:58, Rodney W. Grimes wrote:
> >> Further more, why does freebsd need this in base?
> >
> > Hi,
> >
> > I think this is useful. It could replace the "-i " (intermediate) option
> for "sed" for example. It avoids creating temporary files when filtering
> files, right?
> >
> > --HPS
> >
>
> Wth is wrong with:
>
> data=$( sed -e '...' somefile ) &&
>         echo "$data" > somefile
>
> or
>
> set -e
> data=...
> echo "$data" > ...
>
> or
>
> exec 3<<EOF
> $( ... )
> EOF
> cat > ... <&3
>
> or
>
> (I digress)
>
> Infinite variations, but the gist is that sponge looks to be trying to
> help sh(1)/similar when help is unneeded.
>
> Why buffer data into memory via fork-exec-pipe to sponge when you can
> buffer to native namespace without pipe to sponge?
>
> Am I missing something? Why do we need sponge(1)?
> --
> Devin
>
>



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