[Debconf-devel] Bug#566954: Dialog frontend cannot display literal '\n'

[Joey Hess]

Ben Hutchings wrote:
> --- a/Debconf/FrontEnd/Dialog.pm
> +++ b/Debconf/FrontEnd/Dialog.pm
> @@ -163,7 +163,13 @@
>  	my $lines = $this->screenheight;
>  	my ($text, $height, $width)=$this->sizetext($intext);
>  
> -	my @lines = split(/\n/, $text);
> +	sub hide_escape {
> +	    my $line = $_;
> +	    $line =~ s/\\n/\\\xe2\x81\xa0n/g;
> +	    return $line;
> +	}
> +
> +	my @lines = map(&hide_escape, split(/\n/, $text));
>  	my $num;
>  	my @args=('--msgbox', join("\n", @lines));
>  	if ($lines - 4 - $this->borderheight <= $#lines) {
> --- END ---
> 
> I also tried writing the ZWJ character as \x{2060}.

FYI, all you got wrong was not doing the escaping in all the callpoints
for dialog.

-- 
see shy jo
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