On Tue, Jan 3, 2012 at 5:58 PM, Frank Terbeck <f...@bewatermyfriend.org> wrote:
> Samuel Bronson wrote:
> [...]
>> ,----
>> | q
>> | Quote the resulting words with backslashes; unprintable or invalid
>> | characters are quoted using the $'\NNN' form, with separate quotes
>> | for each octet. [...]
>> `----
>>
>> Unfortunately, the second clause seems to be only half correct;
>> unprintable characters do get wrapped in $'...', but not \NNN escaped:
>>
>> ,----
>> | naesten@hydrogen:~/hacking/crawl/crawl-ref/source% echo -n ${(q)$(echo
>> | -e "\e")}|hd
>> | 00000000 24 27 1b 27 |$'.'|
>> | 00000004
>> `----
>>
>> Of course, what I'd *really* like would be for this to get escaped as
>> \e, not \NNN, but I was at least expecting the documented behavior!
>
> This is not a bug. It's echo being echo (ie. a load of $swearword).
>
> zsh% printf '%s\n' ${(q)$(echo -e "\e")}
> $'\033'
>
> Regards, Frank
Oh, really? Leaves one wondering about the point of "echo -e"...
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