Re: Ada multi-threaded programs do not terminate under RedHat Linux

["Patrice Freydiere" <frett27@free.fr>]

it works fine on my Linux 9.0 mandrake box.
I use a Gnat 3.15, given on the gnat web site.

Patrice

ps: be careful, gnat has it's own gcc version that can interfere with
local gcc version if it's first in path.

On Fri, 07 Nov 2003 12:28:27 +0000, Ruben Stranders wrote:

> I'm a Ada newbie and I have to make a very simple program to
> demonstrate the use of multithreading in Ada. For that purpose, I
> created the following program.
> 
> ============================
> procedure test is
>         task type counter;
> 
>         task body counter is
>         i : integer :=0;
>         begin
>                 put_line("Start");
>                 while i < 10000 loop
>                         i := i + 1;
>                 end loop;
>                 put_line("Finish");
>         end;
> 
>         task1 : counter;
> 
> begin
>         put_line("Test");
> end;
> ============================
> 
> I've compiled it under RedHat Linux 9.0 with "gnatmake test.adb".
> Unfortunately, the resulting program doesn't terminate. Instead of the
> expected output:
> 
> Starting
> Finished
> Test
> 
> it only prints the first two lines. The body of the procedure "test"
> is never called. I've tried this with several other programs and on
> different machines (all with RedHat 9.0). Can anyone give me a
> pointer?
> 
> Regards,
> 
> Ruben