Re: Ada and linux: pragma import how to

[Jerry <lanceboyle@qwest.net>]

On Oct 1, 1:34 pm, Francesco PIRANEO GIULIANO
<liste.fpira...@gmail.com> wrote:
> Gentleman,
>
> for an application that want to drive the linux framebuffer I'm trying
> to import the open and ioctl C functions to be used with Ada.
>
> I'm quite new in that language so I need some detailed information on
> how to pass and retrieve arguments / results from imported functions /
> procedures and well understand differences between import function and
> import _valued_ function.
>
> Can you provide me some documentation source about these two topics?
> Does anyone can provide me books reference about using Ada with Linux?
> I've found the "Big book of linux ada programming" and obviously the
> Ada reference manual but I need something with a more practical
> approach to understand...
>
> Thank you very much!
> Francesco

If you are using GNAT, see the GNAT User's Guide

http://gcc.gnu.org/onlinedocs/gnat_ugn_unw/index.html#Top

specifically

http://gcc.gnu.org/onlinedocs/gnat_ugn_unw/Mixed-Language-Programming.html#Mixed-Language-Programming

or even

http://gcc.gnu.org/onlinedocs/gnat_ugn_unw/Generating-Ada-Bindings-for-C-and-C_002b_002b-headers.html#Generating-Ada-Bindings-for-C-and-C_002b_002b-headers

Jerry