kill message to each ports of the search range. If it manage to close the
socket after sending the message without being interrupted by an exception,
it can assume that it killed the server and stop searching.
-\don'tinclude 08-exceptions.c
+\dontinclude 08-exceptions.c
\skip port=3000
\until end_of_loop
look like when it's not catched), we add a potential command line argument
to the server, asking it to cheat and to not open its port within the search
range but elsewhere:
-\don'tinclude 08-exceptions.c
+\dontinclude 08-exceptions.c
\skip strcmp
\until gras_socket_my_port
\until }
