Re: How to spawn, fork, and exec within Ada (Do you have small example program)

["Frank J. Lhota" <flhota.NOSPAM@ll.mit.edu>]

Ludovic Brenta wrote:
> fork, exec, and spawn are specific to Unix and Unix-like systems; so
> the answer depends on your compiler and operating system.  If GNAT on
> Unix, GNU, or *BSD, look at GNAT.Expect.Non_Blocking_Spawn.

One should also point out that on the MS Windows systems, there is no OS 
call equivalent to the Unix "fork" or "exec" functions. The "spawn" 
functionality can be achieved using the Win32 / Win64 function 
"CreateProcess".

> You can also "routinely" call any C function from an Ada program, so
> if you insist, you can really fork and exec.  But that would be the
> wrong (error-prone) way of achieving the same result.
>