Date: Tue, 31 Aug 2004 13:00:27 -0400 From: Gerard Samuel <fbsd-questions@trini0.org> To: Giorgos Keramidas <keramida@ceid.upatras.gr> Cc: freebsd-questions@freebsd.org Subject: Re: Renaming files using find Message-ID: <4134AEAB.8090805@trini0.org> In-Reply-To: <20040831153725.GA53122@orion.daedalusnetworks.priv> References: <413495FD.10700@trini0.org> <20040831153725.GA53122@orion.daedalusnetworks.priv>
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Giorgos Keramidas wrote:
> On 2004-08-31 11:15, Gerard Samuel <fbsd-questions@trini0.org> wrote:
>
>>Im trying to rename a few files with the .dist extension.
>>Im trying ->
>>hivemind# find . -name '*.dist' -exec cp {} `basename {} .dist` \;
>>
>>And Im getting ->
>>cp: ./html.php.dist and ./html.php.dist are identical (not copied).
>>cp: ./horde.php.dist and ./horde.php.dist are identical (not copied).
>>cp: ./motd.php.dist and ./motd.php.dist are identical (not copied).
>>cp: ./mime_mapping.php.dist and ./mime_mapping.php.dist are identical (not copied).
>>cp: ./prefs.php.dist and ./prefs.php.dist are identical (not copied).
>>cp: ./registry.php.dist and ./registry.php.dist are identical (not copied).
>>cp: ./lang.php.dist and ./lang.php.dist are identical (not copied).
>>cp: ./mime_drivers.php.dist and ./mime_drivers.php.dist are identical (not copied).
>>
>>What is wrong with the command that I issued.
>
>
> The basename command gets expanded by the shell you use *BEFORE* find
> has a change to run.
>
> You can try playing tricks with escaping the backquotes, which is
> probably going to result very quickly in ugliness like \\\`foo\\\` or
> you can use find to "generate" a list of filenames which will be
> "processed" by the rest of the command-line to spit out the rename
> commands, and feed them to sh(1) for execution, i.e.:
>
> $ ls -l
> total 0
> -rw-rw-r-- 1 keramida wheel - 0 Aug 31 18:33 koko.dist
> -rw-rw-r-- 1 keramida wheel - 0 Aug 31 18:33 lala.dist
>
> $ find . -name \*.dist | \
> awk '{ printf "mv \"%s\" `basename \"%s\" .dist`\n",$0,$0; }'
>
> mv "./lala.dist" `basename "./lala.dist" .dist`
> mv "./koko.dist" `basename "./koko.dist" .dist`
>
> $ find . -name \*.dist | \
> awk '{ printf "mv \"%s\" `basename \"%s\" .dist`\n",$0,$0; }' | sh
>
> $ ls -l
> total 0
> -rw-rw-r-- 1 keramida wheel - 0 Aug 31 18:33 koko
> -rw-rw-r-- 1 keramida wheel - 0 Aug 31 18:33 lala
>
Thanks for the explanation...
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