bug#11860: 24.1; Arabic - Harakat (diacritics, short vowels) don't appear

[Steffan]

>>>>>> On Mon, 03 Sep 2012 19:49:04 +0200, Steffan <smias@yandex.ru> said:
>>
>> (See the screenshot)
>> Well, comparin u-S with u-S-u is a better example. (S =ARABIC AIN)
>> - By u-S you see the KASRATAN in the AIN which is wrong.
>> - But after typing the second u, you get it correctly. Beaucse AIN (like 
>> most arabic letters) changes its form (not like hebrew) if you add another 
>> letter: it gets smaller, and so the Kasratan get the right position.
>> Emacs in Linux handels it correctly: The Kasratan CHANGES it's position 
>> after typing the second AIN (u-S-u).
>
> Some of the examples don't look right with X11 on OS X to me, if I use
> Arial 30pt. See the screenshot with X11 (first) and with the Mac port
> (second, with the patch in (*)). Which font did you use when you
> tried them on GNU/Linux?
>
> (*): http://lists.gnu.org/archive/html/emacs-devel/2012-09/msg00157.html
>
> YAMAMOTO Mitsuharu
> mituharu@math.s.chiba-u.ac.jp

--

There are also in linux problems with some fonts for arabic, for example: 
KacstNaskh have only one form for every arabic letter! But it works with the 
many fonts as Arial, Tholoth, DejaVu and Metal, which my linux machine uses by 
default.

See the screenshots.

arial2.png
Description: PNG image

dejavu.png
Description: PNG image

metal.png
Description: PNG image

tholoth.png
Description: PNG image