From: Daniel Lin <dlin.tw@gmail.com>
To: Daniel Lin <dlin.tw@gmail.com>,
Bart Schaefer <schaefer@brasslantern.com>,
Zsh Users <zsh-users@zsh.org>
Subject: Re: How to display zsh is 32/64 bit?
Date: Fri, 9 Dec 2011 16:44:36 +0800 [thread overview]
Message-ID: <CAPg-njzrj6St8tbC2aQK2utn5zY39gYVOOHdJfy-BaW4yHgNfQ@mail.gmail.com> (raw)
In-Reply-To: <20111209080435.GA29537@picard.franken.de>
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Thanks, Thomas, it works.
But, because the 'file' utility is not installed on my arch32-light
environment.
So,
I use a more stupid method:
create a symbol file (eg. /opt/arch32/etc/pacman32.conf)
if [ -f /etc/pacm32.conf ] ; then
PS1="32 " // in arch32
else
PS1="64 " // in arch64
fi
2011/12/9 Thomas Köhler <jean-luc@picard.franken.de>
> Hi Daniel,
>
> Daniel Lin wrote:
> > To do cross compile of 32/64 bit program on one machine.(which installed
> > 64-bit zsh)
> > I use ArchLinux x86_64 as host machine.
> > And a arch32 chroot environment for 32-bit compiling(which installed
> 32-bit
> > zsh).
> >
> > One problem is the PS1 of zsh.
> > It will display the same on both environment.
> > I'm wonder could I show different prompt inside the chroot environemnt?
> >
> > If zsh's prompt variable can deal this?
>
> On Linux, you can simply do something like this:
>
> PS1=$(file -L /proc/$$/exe | sed -e 's/.*ELF //' -e 's/-bit.*/ /')
>
> On my 64 bit (debian derivative) system, that yields a PS1 of "64 ",
> while in the 32 bit (debian) chroot, that yields a PS1 of "32 ".
>
> Ciao,
> Thomas
>
> --
> Thomas Köhler Email: jean-luc@picard.franken.de
> <>< WWW: http://gott-gehabt.de
> IRC: tkoehler Freenode: thkoehler
> PGP public key available from Homepage!
>
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> Version: GnuPG v1.2.3 (GNU/Linux)
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next prev parent reply other threads:[~2011-12-09 8:44 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-09 4:34 Daniel Lin
2011-12-09 8:04 ` Thomas Köhler
2011-12-09 8:44 ` Daniel Lin [this message]
2011-12-09 13:49 ` Peter Stephenson
2011-12-09 15:38 ` Dan Nelson
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