linux-kernel - Re: dd

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Date:	Thu, 8 Feb 2007 00:56:17 -0500
From:	"Mike Frysinger" <vapier.adi@...il.com>
To:	"Oleg Verych" <olecom@...wer.upol.cz>
Cc:	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Roman Zippel" <zippel@...ux-m68k.org>, sam@...nborg.org,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
	"Kai Germaschewski" <kai@...maschewski.name>
Subject: Re: dd

On 2/8/07, Oleg Verych <olecom@...wer.upol.cz> wrote:
> > Check to see if `${CROSS_COMPILE}mkimage` exists and if not, fall back to
> > the standard `mkimage`
>
> Why this can't be done by
>
>   PATH=$CROSS_COMPILE:$PATH
>
> in your environment?

because it wouldnt matter ?  the tool is called
"$CROSS_COMPILE-mkimage", it isnt $CROSS_COMPILE_PATH/mkimage

> > The Blackfin toolchain includes mkimage, but we dont want to namespace
> > collide with any of the user's system setup, so we prefix it with our
> > toolchain name.
>
> If that matter, `type -path' is bashizm (BloAted SHell), and "blackbox"
> with "dash" (very good `sh' equivalents) will fail. I would recomend to
> use "which" command (btw, Debian has `sh' version of it), if you
> concerned about size and performance.
>
> Nack + proposition to move from `bash' to `sh'.

the script already uses "#!/bin/bash" and the patch doesnt change any
of the existing conventions ... so if you want to rewrite the existing
code to be POSIX compliant, then do so so i can add back in support
for $CROSS_COMPILE-mkimage
-mike
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