Re: Linux bootstrap shell

[Matthias Ferdinand <mf+ml.pkgsrc-users%netzwerkagentursaarland.de@localhost>]

On Thu, Sep 17, 2020 at 12:26:33PM +0100, Jonathan Perkin wrote:
> * On 2020-09-17 at 12:18 BST, Patrick Welche wrote:
> 
> > prlw1@nightjar:/usr/prlw1/pkgsrc/bootstrap$ /bin/bash bootstrap --help
> > ERROR: Your shell's echo command is not BSD-compatible.
> > ERROR: Please select another shell by setting the environment
> > ERROR: variable SH.
> 
> Running the script with /bin/bash doesn't set SH so you need to do
> what it says, which yes is a bit silly, but...
> 
> FWIW I did have some patches to get rid of the requirement for a BSD
> echo a while back when implementing dash as a bootstrap shell.  I have
> a feeling they might only be required when using the legacy wrappers.
> 
> We should improve this.


even with SH= set, there still remain some instances where shell
commands are invoked without respect for the corresponding variables
(sorry, can't remember which ones), so for any Debian or Ubuntu build
host, I would recommend symlinking /bin/sh to bash anyway. 

Regards
Matthias Ferdinand