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Re: libtool shell feature checks run with wrong shell
From: |
Colin Watson |
Subject: |
Re: libtool shell feature checks run with wrong shell |
Date: |
Wed, 16 Jan 2008 18:44:30 +0000 |
User-agent: |
Mutt/1.5.13 (2006-08-11) |
On Wed, Jan 16, 2008 at 07:18:08PM +0100, Ralf Wildenhues wrote:
> [ http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=447022 aka.
> http://thread.gmane.org/gmane.comp.gnu.libtool.bugs/5879/focus=342902 ]
>
> Hello, and sorry for the long delay.
>
> * Clint Adams wrote on Sat, Dec 15, 2007 at 02:39:36AM CET:
> > On Fri, Dec 14, 2007 at 01:59:34AM +0000, Colin Watson wrote:
> > > libtool used it. The _LT_CHECK_SHELL_FEATURES macro checks a number of
> > > shell features and determines accurately that the currently-running
> > > shell supports +=. Unfortunately, the currently-running shell is bash at
> > > this point, not dash. The reason for this is that configure has
> > > different logic for re-execing itself under a different shell from that
> > > used by libtool. libtool seems to try to account for this using:
> > >
> > > : ${SHELL="${CONFIG_SHELL-/bin/sh}"}
>
> Actually, the generated libtool script should just have
> #! /bin/bash
>
> as its first line, and not re-exececute itself at all.
>
> OK, let's go step by step here: at the end of the trace posted in this
> bug report, CONFIG_SHELL is exported and contains /bin/bash, and
> likewise for SHELL. That means config.status should contain as its
> first line
> #! /bin/bash
>
> and a dozen lines further down
> SHELL=${CONFIG_SHELL-/bin/bash}
In my failing test case, I have /bin/sh in both these places, not
/bin/bash.
> And in fact that is just what I get on my Debian etch when I try to
> reproduce your setup as closely as possibl (tested with Libtool CVS
> HEAD).
What does your /bin/sh symlink point to?
--
Colin Watson address@hidden
- Re: libtool shell feature checks run with wrong shell, Ralf Wildenhues, 2008/01/16
- Re: libtool shell feature checks run with wrong shell,
Colin Watson <=
- Re: Bug#447022: libtool shell feature checks run with wrong shell, Ralf Wildenhues, 2008/01/16
- Re: libtool shell feature checks run with wrong shell, Clint Adams, 2008/01/16
- Re: libtool shell feature checks run with wrong shell, Ralf Wildenhues, 2008/01/16
- Re: libtool shell feature checks run with wrong shell, Ralf Wildenhues, 2008/01/30
- Re: libtool shell feature checks run with wrong shell, Clint Adams, 2008/01/30
- Re: Bug#447022: libtool shell feature checks run with wrong shell, Kurt Roeckx, 2008/01/30
- Re: Bug#447022: libtool shell feature checks run with wrong shell, Clint Adams, 2008/01/30