projects / thirdparty / gcc.git / blame
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| 1eee94d3 GM |
1 | (* Random.def provides a Logitech-3.0 compatible library. |
| 2 | ||
| 83ffe9cd | 3 | Copyright (C) 2005-2023 Free Software Foundation, Inc. |
| 1eee94d3 GM |
4 | Contributed by Gaius Mulley <gaius.mulley@southwales.ac.uk>. |
| 5 | ||
| 6 | This file is part of GNU Modula-2. | |
| 7 | ||
| 8 | GNU Modula-2 is free software; you can redistribute it and/or modify | |
| 9 | it under the terms of the GNU General Public License as published by | |
| 10 | the Free Software Foundation; either version 3, or (at your option) | |
| 11 | any later version. | |
| 12 | ||
| 13 | GNU Modula-2 is distributed in the hope that it will be useful, but | |
| 14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 | General Public License for more details. | |
| 17 | ||
| 18 | Under Section 7 of GPL version 3, you are granted additional | |
| 19 | permissions described in the GCC Runtime Library Exception, version | |
| 20 | 3.1, as published by the Free Software Foundation. | |
| 21 | ||
| 22 | You should have received a copy of the GNU General Public License and | |
| 23 | a copy of the GCC Runtime Library Exception along with this program; | |
| 24 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
| 25 | <http://www.gnu.org/licenses/>. *) | |
| 26 | ||
| 27 | DEFINITION MODULE Random ; | |
| 28 | ||
| 29 | FROM SYSTEM IMPORT BYTE ; | |
| 30 | EXPORT QUALIFIED Randomize, RandomInit, RandomBytes, RandomCard, RandomInt, RandomReal, RandomLongReal ; | |
| 31 | ||
| 32 | ||
| 33 | (* | |
| 34 | Randomize - initialize the random number generator with a seed | |
| 35 | based on the microseconds. | |
| 36 | *) | |
| 37 | ||
| 38 | PROCEDURE Randomize ; | |
| 39 | ||
| 40 | ||
| 41 | (* | |
| 42 | RandomInit - initialize the random number generator with value, seed. | |
| 43 | *) | |
| 44 | ||
| 45 | PROCEDURE RandomInit (seed: CARDINAL) ; | |
| 46 | ||
| 47 | ||
| 48 | (* | |
| 49 | RandomBytes - fills in an array with random values. | |
| 50 | *) | |
| 51 | ||
| 52 | PROCEDURE RandomBytes (VAR a: ARRAY OF BYTE) ; | |
| 53 | ||
| 54 | ||
| 55 | (* | |
| 56 | RandomInt - return an INTEGER in the range 0..bound-1 | |
| 57 | *) | |
| 58 | ||
| 59 | PROCEDURE RandomInt (bound: INTEGER) : INTEGER ; | |
| 60 | ||
| 61 | ||
| 62 | (* | |
| 63 | RandomCard - return a CARDINAL in the range 0..bound-1 | |
| 64 | *) | |
| 65 | ||
| 66 | PROCEDURE RandomCard (bound: CARDINAL) : CARDINAL ; | |
| 67 | ||
| 68 | ||
| 69 | (* | |
| 70 | RandomReal - return a REAL number in the range 0.0..1.0 | |
| 71 | *) | |
| 72 | ||
| 73 | PROCEDURE RandomReal () : REAL ; | |
| 74 | ||
| 75 | ||
| 76 | (* | |
| 77 | RandomLongReal - return a LONGREAL number in the range 0.0..1.0 | |
| 78 | *) | |
| 79 | ||
| 80 | PROCEDURE RandomLongReal () : LONGREAL ; | |
| 81 | ||
| 82 | ||
| 83 | END Random. |