Re: PROMPT_COMMAND and PS1 error

From	Andreas Schwab <schwab@linux-m68k.org>
Newsgroups	gnu.bash.bug
Subject	Re: PROMPT_COMMAND and PS1 error
Date	2015-10-25 22:59 +0100
Message-ID	<mailman.1047.1445810391.7904.bug-bash@gnu.org> (permalink)
References	<562CFEFE.7070306@me.com>

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Florian Mayer <mayerflorian@me.com> writes:

> ==== file: first.sh ====
> . second.sh
>
> sl-get(){
>     sl-set
>     sl-notify-change
>     echo $?
> }
>
> sl-set-prompt(){
>     PS1=$(sl-get)" >>"

sl-get is executed in a subshell, and any effect on the state of the
shell is forgotten after expansion.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
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Re: PROMPT_COMMAND and PS1 error Andreas Schwab <schwab@linux-m68k.org> - 2015-10-25 22:59 +0100

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