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(* Random.def provides a Logitech-3.0 compatible library.
Copyright (C) 2005-2023 Free Software Foundation, Inc.
Contributed by Gaius Mulley <gaius.mulley@southwales.ac.uk>.
This file is part of GNU Modula-2.
GNU Modula-2 is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GNU Modula-2 is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. *)
DEFINITION MODULE Random ;
FROM SYSTEM IMPORT BYTE ;
EXPORT QUALIFIED Randomize, RandomInit, RandomBytes, RandomCard, RandomInt, RandomReal, RandomLongReal ;
(*
Randomize - initialize the random number generator with a seed
based on the microseconds.
*)
PROCEDURE Randomize ;
(*
RandomInit - initialize the random number generator with value, seed.
*)
PROCEDURE RandomInit (seed: CARDINAL) ;
(*
RandomBytes - fills in an array with random values.
*)
PROCEDURE RandomBytes (VAR a: ARRAY OF BYTE) ;
(*
RandomInt - return an INTEGER in the range 0..bound-1
*)
PROCEDURE RandomInt (bound: INTEGER) : INTEGER ;
(*
RandomCard - return a CARDINAL in the range 0..bound-1
*)
PROCEDURE RandomCard (bound: CARDINAL) : CARDINAL ;
(*
RandomReal - return a REAL number in the range 0.0..1.0
*)
PROCEDURE RandomReal () : REAL ;
(*
RandomLongReal - return a LONGREAL number in the range 0.0..1.0
*)
PROCEDURE RandomLongReal () : LONGREAL ;
END Random.
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