Finding the path to a executable?

[Alan]

On Wednesday, 7 August 2013 at 06:13:59 UTC, evilrat wrote:
> On Wednesday, 7 August 2013 at 05:31:24 UTC, Alan wrote:
>> Hello!  This may seem like a simple question, maybe an 
>> embarassing question but how would I fetch the absolute path 
>> to the directory where my executable is located?  My wording 
>> is known to be confusing so I will give an example:
>>
>> cd ~/projects/program
>> dmd Program.d -ofProgram
>>
>> That executable would be located in 
>> /home/alan/projects/program for example.  SO my question is 
>> how would I fetch the absolute path to that directory?
>>
>> Thanks for any help!
>
> you mean absolute path at runtime? this is passed as args[0] in 
> main(string[] args). though it contains not path but string 
> used to launch ur program( for example "./program" when 
> launched from its location, and full program path when 
> double-clicked).
>
> also you can use getcwd() from std.path.
>
> but you can't rely on it as both of this takes "caller" 
> location.
>
> may be this helps you :
> http://msdn.microsoft.com/en-us/library/ms683197(VS.85).aspx
> http://man7.org/linux/man-pages/man3/getcwd.3.html
>
> p.s. such question better ask in learn section

Sorry about the section mishap, I'm new here!

Believe me I have tried all sorts of combonations of this but 
it's not guarunteed accuracy in certain situations, I thought 
there would be a solution in phobos library I was missing but 
maybe I will have to write something complex out.
Thanks for all the help so far!