[texhax] verbatim environment problem
Justin C. Walker
justin at mac.com
Mon Feb 19 21:17:06 CET 2007
On Feb 19, 2007, at 10:18 , Barbara Beeton wrote:
> from don gingrich:
>
>> I'm writing an explanatory text about Bourne shell scripting.
>>
>> I need to be able to use a lot of control characters in
>> text I'm writing. I can usually get it to work but this has me
>> stumped. Any suggestions gratefully apreciated.
> [snip]
>> \begin{alltt}
>> ls .[^.]*
>> \end{alltt}
>> }}
>
> from justin walker:
>
> Martin may have the more correct answer (I haven't tried it).
>
> Note that the 'uparrow' is a math symbol, so (La)TeX expects it
> to be
> in a "math environment". Thus, as a simpler change, to avoid the
> error, there are two approaches (the second being the one you
> want, I
> think; but try them both):
>
> ls .[$^$.]*
>
> or
>
> ls .[$\uparrow$.]*
>
> right diagnosis, inadequate solution.
Gee. No one's ever called me inadequate before :-}
> since the ^ indicates a superscript, the first
> suggestion will yield a complaint that it's
> incomplete.
I don't see the complaint in the log file. I'm using TeXShop on Mac
OS X, and all I see is some 'underfull \hbox' babble. No other
complaints.
> and the \uparrow isn't the same
> shape.
>
> here's a (plain tex) trick to get a character
> "to print as itself" in a tt mode:
>
> ls .[\char`\^.]*
This may be a simple matter of fonts, but I get the following
(forgive the PDF in-line), where the order is as above (with your
version last):
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To me, the 'uparrow' in the second line looks most correct. The
third looks like a 'caret'; the first, like a lowered 'caret' on a '.'.
Am I missing something?
Thanks!
Justin
--
Justin C. Walker, Curmudgeon-At-Large
Institute for the Absorption of Federal Funds
--------
If you're not confused,
You're not paying attention
--------
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