On 10/10/2016 11:01, Pierrick Couderc wrote:
>
>      __FILE__ returns the name of the module, not the name and
>     absolute path. 
>
>
> Actually, it returns the exact path given to the compiler. For example :
>   $ cd /tmp
>   $ echo 'Printf.printf \"File path: %s\n%!" __FILE__;;' > t.ml 
> <http://t.ml>
>
> Then compiled and executed:
>   $ ocamlc t.ml <http://t.ml> && ./a.out
>   > File path: t.ml <http://t.ml>
>
>   $ ocamlc /tmp/t.ml <http://t.ml> && ./a.out
>   > File path: /tmp/t.ml <http://t.ml>
>
>   $ ocamlc ../tmp/../tmp/t.ml <http://t.ml> && ./a.out
>   > File path: ../tmp/../tmp/t.ml <http://t.ml>
>

Thank you very much, now I understand.
Best
Gustave