Aloha Mehul,

Mehul Sanghvi <mehul.sanghvi@gmail.com> writes:

> Is there any support for Ada, Smalltalk and Objective-C that anyone is
> aware of ?

Not that I'm aware of.

>
> Are there any pointers on how to add such support to Babel ?

Yes, see
http://orgmode.org/worg/org-contrib/babel/languages.html#develop

There is a template that outlines what needs to be done. Also a template
for preparing on-line documentation.