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From:	"Max Bowsher" <maxb AT ukf DOT net>
To:	<cygwin AT cygwin DOT com>, "Randall R Schulz" <rrschulz AT cris DOT com>
References:	<5 DOT 2 DOT 0 DOT 9 DOT 0 DOT 20030202154555 DOT 02e2eed8 AT junk> <008701c2cafe$7ccc4160$c2e686d9 AT webdev> <5 DOT 2 DOT 0 DOT 9 DOT 2 DOT 20030202132551 DOT 029c3f58 AT pop3 DOT cris DOT com>
Subject:	Re: Setup 2.249.2.5, Package 'grep' 2.5-1, missing 'egrep.exe' and 'fgrep.exe'
Date:	Sun, 2 Feb 2003 21:38:57 -0000
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Randall R Schulz wrote:
> Max,
>
> At 13:12 2003-02-02, Max Bowsher wrote:
>> Elfyn McBratney wrote:
>>>> Perhaps ... but I'm not running under bash and never have.  Did I
>>>> miss a documented restriction that the programs *only* run under
>>>> bash?
>>>
>>> It depends on the package. With something like grep you cannot (?)
>>> call a egrep from cmd.exe/command.com per se as it is a symbolic
>>> link to grep.exe (a windows shortcut) but you could call it from
>>> bash
>>
>> Ah, but since it is created by setup, it is a system-cookie type
>> symlink, not a windows-shortcut type symlink.
>
> On my system both egrep and fgrep are old-style Cygwin-only symlinks.
> But some of the symlinks in my Cygwin bin directory are the new
> Windows shortcut-based symlinks.
>
> Perhaps this mixture occurs for me because my Cygwin installation
> predates the debut of the Windows-shortcut-based symlinks. Or could it
> be because some of the symlinks are created by post-install scripts
> and are new-style and others are created by the tar code embedded in
> the Cygwin Setup.exe installer and are the old kind?

The 2nd.

>>>> bash -c /bin/egrep
>>>
>>> within your batch scripts.
>>
>> What about grep -E ? (Which is preferred anyway for maximum
>> portability.)
>
> (Oh?)

IIRC, POSIX dropped the requirement for egrep and fgrep. Libtool has been
converting egrep -> "grep -E" and fgrep -> "grep -F".


Max.


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