From mboxrd@z Thu Jan  1 00:00:00 1970
From: Matt Mackall <mpm@selenic.com>
Subject: Re: Mercurial 0.4b vs git patchbomb benchmark
Date: Mon, 2 May 2005 18:29:21 -0700
Message-ID: <20050503012921.GD22038@waste.org>
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Cc: Linus Torvalds <torvalds@osdl.org>,
	Ryan Anderson <ryan@michonline.com>,
	Bill Davidsen <davidsen@tmr.com>,
	Andrea Arcangeli <andrea@suse.de>,
	linux-kernel <linux-kernel@vger.kernel.org>, git@vger.kernel.org
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To: "Bodo Eggert <harvested.in.lkml@posting.7eggert.dyndns.org>" 
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On Tue, May 03, 2005 at 03:16:26AM +0200, Bodo Eggert <harvested.in.lkml@posting.7eggert.dyndns.org> wrote:
> Linus Torvalds <torvalds@osdl.org> wrote:
> > On Mon, 2 May 2005, Ryan Anderson wrote:
> >> On Mon, May 02, 2005 at 09:31:06AM -0700, Linus Torvalds wrote:
> 
> >> > That said, I think the /usr/bin/env trick is stupid too. It may be more
> >> > portable for various Linux distributions, but if you want _true_
> >> > portability, you use /bin/sh, and you do something like
> >> > 
> >> > #!/bin/sh
> >> > exec perl perlscript.pl "$@"
> >> if 0;
> 
> exec may fail.
> 
> #!/bin/sh
> exec perl -x $0 ${1+"$@"} || exit 127
> #!perl
> 
> >> You don't really want Perl to get itself into an exec loop.
> > 
> > This would _not_ be "perlscript.pl" itself. This is the shell-script, and
> > it's not called ".pl".
> 
> In this thread, it originally was.

In this thread, it was originally a Python script. In particular, one
aimed at managing the Linux kernel source. I'm going to use
/usr/bin/env, systems where that doesn't exist can edit the source.

--
Mathematics is the supreme nostalgia of our time.