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From: Theodore Tso <tytso@mit.edu>
To: Rob Landley <rob@landley.net>
Cc: Christoph Hellwig <hch@infradead.org>,
	Arkadiusz Miskiewicz <a.miskiewicz@gmail.com>,
	linux-kernel@vger.kernel.org,
	Embedded Linux mailing list <linux-embedded@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	"H. Peter Anvin" <hpa@zytor.com>, Sam Ravnborg <sam@ravnborg.org>
Subject: Re: PATCH [0/3]: Simplify the kernel build by removing perl.
Date: Fri, 2 Jan 2009 09:04:09 -0500	[thread overview]
Message-ID: <20090102140409.GA4758@mit.edu> (raw)
In-Reply-To: <200901020656.32013.rob@landley.net>

On Fri, Jan 02, 2009 at 06:56:31AM -0600, Rob Landley wrote: 
> That said, how is bash _worse_ than perl?  (Where's the second
> implementation of perl?  Even Python had jython, but perl
> has... what?  The attempt to rebase on Parrot went down in
> flames...)

(1) bash implies POSIX extensions; perl is actually quite portable.

(2) There are distributions that install with perl by default but not
bash; they use dash for speed reasons.

Sounds like though modulo dealing with 64-bit arithmetic, your patches
are mostly dash/POSIX.2 comformant, so you're probably mostly good on
that front once you address the 32/64-bit issues.  I'd also suggest
explicitly add a reminder to the shell scripts' comments to avoid
bashisms for maximum portability, to remind developers in the future
who might try to change the shell scripts to watch out for portability
issues.

							- Ted


  reply	other threads:[~2009-01-02 14:05 UTC|newest]

Thread overview: 123+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-02  8:07 PATCH [0/3]: Simplify the kernel build by removing perl Rob Landley
2009-01-02  8:13 ` [PATCH 1/3]: Replace kernel/timeconst.pl with kernel/timeconst.sh Rob Landley
2009-01-02  9:04   ` Sam Ravnborg
2009-01-02 12:00     ` Rob Landley
2009-01-02 19:33       ` H. Peter Anvin
2009-01-04  1:32         ` Rob Landley
2009-01-04  1:35           ` H. Peter Anvin
2009-01-04 12:07           ` Alan Cox
2009-01-04 18:36             ` H. Peter Anvin
2009-01-04 19:03             ` Rob Landley
2009-01-04 20:39               ` H. Peter Anvin
2009-01-05  0:59                 ` Rob Landley
2009-01-03  6:28       ` Harvey Harrison
2009-01-03 12:28   ` Ingo Oeser
2009-01-04  1:36     ` Rob Landley
2009-01-04  5:07       ` Valdis.Kletnieks
2009-01-04  6:43         ` Rob Landley
2009-01-04 22:13           ` Jamie Lokier
2009-01-05  0:15             ` Bernd Petrovitsch
2009-01-05  2:23               ` Jamie Lokier
2009-01-05 10:46                 ` Bernd Petrovitsch
2009-01-05 15:01                   ` Jamie Lokier
2009-01-05 16:18                     ` Bernd Petrovitsch
2009-01-06  0:06                     ` Rob Landley
2009-01-05 21:07                   ` Rob Landley
2009-01-05  4:50               ` Rob Landley
2009-01-05 12:29                 ` Bernd Petrovitsch
2009-01-04 21:51         ` Alejandro Mery
2009-01-04  7:15       ` Michal Jaegermann
2009-01-05  0:41   ` Ray Lee
2009-01-05  5:08     ` Rob Landley
2009-01-02  8:14 ` [PATCH 2/3]: Remove perl from make headers_install Rob Landley
2009-01-02  9:09   ` Sam Ravnborg
2009-01-02  8:15 ` [PATCH 3/3]: Convert mkcapflags.pl to mkcapflags.sh Rob Landley
2009-01-02  9:12   ` Sam Ravnborg
2009-01-02  9:26 ` PATCH [0/3]: Simplify the kernel build by removing perl Arkadiusz Miskiewicz
2009-01-02  9:49   ` Christoph Hellwig
2009-01-02 10:16     ` Alejandro Mery
2009-01-02 10:30       ` Mark Miller
2009-01-02 11:18         ` Matt Keenan
2009-01-02 10:41       ` Måns Rullgård
2009-01-15 12:59         ` Pádraig Brady
2009-01-15 18:52           ` Jamie Lokier
2009-01-15 19:45             ` Måns Rullgård
2009-01-02 11:15       ` Rob Landley
2009-01-02 11:44         ` Sam Ravnborg
2009-01-02 12:56     ` Rob Landley
2009-01-02 14:04       ` Theodore Tso [this message]
2009-01-03  3:22         ` Jamie Lokier
2009-01-04  2:23         ` Rob Landley
2009-01-02 10:02   ` Mark Miller
2009-01-02 10:03     ` Mark Miller
2009-01-02 11:13   ` Rob Landley
2009-01-02 16:04     ` Matthieu CASTET
2009-01-03 19:46       ` Rob Landley
2009-01-03 20:10         ` Sam Ravnborg
2009-01-03 20:50           ` H. Peter Anvin
2009-01-04  1:47             ` Rob Landley
2009-01-04  1:45           ` Rob Landley
2009-01-04  8:09             ` Sam Ravnborg
2009-01-04 20:19               ` Rob Landley
2009-01-04  0:44         ` Robert Hancock
2009-01-04  1:39           ` David Brownell
2009-01-04  3:05           ` Rob Landley
2009-01-04  1:32       ` Rob Landley
2009-01-02  9:50 ` Paul Mundt
2009-01-02 10:32   ` Mark Miller
2009-01-02 10:57     ` Paul Mundt
2009-01-02 12:11       ` Mark Miller
2009-01-02 12:44   ` Rob Landley
2009-01-02 17:25   ` Wookey
2009-01-02 18:01     ` Sam Ravnborg
2009-01-02 19:27       ` H. Peter Anvin
2009-01-04  1:35         ` Rob Landley
2009-01-03 19:48       ` Rob Landley
2009-01-03 14:59   ` Wolfgang Denk
2009-01-03 22:54 ` Leon Woestenberg
2009-01-03 23:03   ` H. Peter Anvin
2009-01-04  0:37     ` Leon Woestenberg
2009-01-04  2:53       ` Rob Landley
2009-01-04  3:38         ` Markus Heidelberg
2009-01-04  4:57           ` Rob Landley
2009-01-04  2:06     ` Rob Landley
2009-01-04  2:14       ` H. Peter Anvin
2009-01-04  6:29         ` Rob Landley
2009-01-15 14:32           ` Pádraig Brady
2009-01-04  2:36       ` Jamie Lokier
2009-01-04  2:39         ` H. Peter Anvin
2009-01-04  2:43           ` H. Peter Anvin
2009-01-04  3:06       ` Paul Mundt
2009-01-04 10:23         ` Leon Woestenberg
2009-01-08 13:29           ` Mike Frysinger
2009-01-11 12:45           ` Bernd Petrovitsch
2009-01-12  3:36             ` Mark A. Miller
2009-01-12  5:11               ` H. Peter Anvin
2009-01-12  5:23                 ` Mark A. Miller
2009-01-12  8:20               ` Paul Mundt
2009-01-12  9:18                 ` Mark A. Miller
2009-01-12  9:41                   ` Paul Mundt
2009-01-12 10:03                     ` Mark A. Miller
2009-01-12 10:34                       ` Paul Mundt
2009-01-12 17:56                     ` Rob Landley
2009-01-12 18:04                       ` Alan Cox
2009-01-12  8:27               ` Peter Korsgaard
2009-01-12 17:45                 ` Rob Landley
     [not found]             ` <31014a580901111928u586e2246uccf370ff941c8a01@mail.gmail.com>
2009-01-12  5:35               ` Sam Ravnborg
2009-01-12  5:50                 ` Mark A. Miller
2009-01-12 10:18                   ` Sam Ravnborg
2009-01-12 10:22                     ` Mark A. Miller
2009-01-12 10:38                     ` Paul Mundt
2009-01-14  2:51                       ` Jamie Lokier
2009-01-16  6:11                         ` Rob Landley
2009-01-16 14:54                           ` Valdis.Kletnieks
2009-01-16 21:54                             ` Rob Landley
2009-01-17  9:51                               ` Jamie Lokier
2009-01-18  1:44                                 ` Rob Landley
2009-01-04 16:22         ` Vladimir Dronnikov
2009-01-04  1:24 ` PATCH [0/3]: Simplify the kernel build by removing perl v2 Rob Landley
2009-01-04  1:27   ` PATCH [1/3]: Replace kernel/timeconst.pl with kernel/timeconst.sh (v2) Rob Landley
2009-01-04  2:48     ` David Vrabel
2009-01-04 20:21       ` Rob Landley
2009-01-04  1:28   ` PATCH [2/3]: Remove perl from make headers_install Rob Landley
2009-01-04  1:29   ` PATCH [3/3]: Convert kernel/cpu/mkcapflags.pl to kernel/cpu/mkcapflags.sh Rob Landley

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