mirror of
https://github.com/ENSL/NS.git
synced 2024-12-11 21:31:04 +00:00
f44f16d59a
git-svn-id: https://unknownworlds.svn.cloudforge.com/ns1@168 67975925-1194-0748-b3d5-c16f83f1a3a1
39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
/***********************************************************************************
|
|
random_number.cpp
|
|
|
|
* Copyright (c) 1997
|
|
* Mark of the Unicorn, Inc.
|
|
*
|
|
* Permission to use, copy, modify, distribute and sell this software
|
|
* and its documentation for any purpose is hereby granted without fee,
|
|
* provided that the above copyright notice appear in all copies and
|
|
* that both that copyright notice and this permission notice appear
|
|
* in supporting documentation. Mark of the Unicorn makes no
|
|
* representations about the suitability of this software for any
|
|
* purpose. It is provided "as is" without express or implied warranty.
|
|
|
|
***********************************************************************************/
|
|
#include "random_number.h"
|
|
#include "Prefix.h"
|
|
#if defined (EH_NEW_HEADERS)
|
|
# include <functional>
|
|
# include <cstdlib>
|
|
#else
|
|
# include <function.h>
|
|
# include <stdlib.h>
|
|
#endif
|
|
|
|
unsigned random_number( unsigned range )
|
|
{
|
|
#if !defined( __SGI_STL )
|
|
if (range == 0) return 0;
|
|
return (unsigned)(EH_STD::rand() + EH_STD::rand()) % range;
|
|
#else
|
|
static EH_STD::subtractive_rng rnd;
|
|
if (range==0) return 0;
|
|
return rnd(range);
|
|
#endif
|
|
}
|
|
|
|
// default base for random container sizes
|
|
unsigned random_base = 1000;
|