2001-02-14 Kazuhiro Fujieda <fujieda@jaist.ac.jp>
* libc/include/stdlib.h: Add declarations of rand48 functions and
their reentrant versions.
* libc/include/sys/reent.h: Move macros from rand48.h. Add
struct _rand48 for shared parameters of rand48 functions.
(struct _reent): Add a variable _r48 of struct _rand48.
(_REENT_INIT): Add _r48 initialization.
* libc/stdlib/Makefile.am (lib_a_SOURCES): Add rand48 functions.
(CHEWOUT_FILES): Add rand48.def.
* libc/stdlib/Makefile.am: Add dependencies for rand48 functions.
* libc/stdlib/Makefile.in: Regenerated.
* libc/stdlib/drand48.c (drand48, _drand48_r): Derived from the
NetBSD C library.
* libc/stdlib/erand48.c (erand48, _erand48_r): Ditto.
* libc/stdlib/jrand48.c (jrand48, _jrand48_r): Ditto.
* libc/stdlib/lcong48.c (lcong48, _lcong48_r): Ditto.
* libc/stdlib/lrand48.c (lrand48, _lrand48_r): Ditto.
* libc/stdlib/mrand48.c (mrand48, _mrand48_r): Ditto.
* libc/stdlib/nrand48.c (nrand48, _nrand48_r): Ditto.
* libc/stdlib/seed48.c (seed48, _seed48_r): Ditto.
* libc/stdlib/srand48.c (srand48, _srand48_r): Ditto.
* libc/stdlib/rand48.c (__dorand48): Ditto.
* libc/stdlib/rand48.h: Ditto, and modify declarations of global
parameters into macros referring them in the reentrant structure.
2001-02-15 10:04:55 +08:00
|
|
|
/*
|
|
|
|
|
* Copyright (c) 1993 Martin Birgmeier
|
|
|
|
|
* All rights reserved.
|
|
|
|
|
*
|
|
|
|
|
* You may redistribute unmodified or modified versions of this source
|
|
|
|
|
* code provided that the above copyright notice and this and the
|
|
|
|
|
* following conditions are retained.
|
|
|
|
|
*
|
|
|
|
|
* This software is provided ``as is'', and comes with no warranties
|
|
|
|
|
* of any kind. I shall in no event be liable for anything that happens
|
|
|
|
|
* to anyone/anything when using this software.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#include "rand48.h"
|
|
|
|
|
|
|
|
|
|
double
|
|
|
|
|
_DEFUN (_drand48_r, (r),
|
|
|
|
|
struct _reent *r)
|
|
|
|
|
{
|
2002-02-03 17:24:18 +08:00
|
|
|
_REENT_CHECK_RAND48(r);
|
2001-02-14 Kazuhiro Fujieda <fujieda@jaist.ac.jp>
* libc/include/stdlib.h: Add declarations of rand48 functions and
their reentrant versions.
* libc/include/sys/reent.h: Move macros from rand48.h. Add
struct _rand48 for shared parameters of rand48 functions.
(struct _reent): Add a variable _r48 of struct _rand48.
(_REENT_INIT): Add _r48 initialization.
* libc/stdlib/Makefile.am (lib_a_SOURCES): Add rand48 functions.
(CHEWOUT_FILES): Add rand48.def.
* libc/stdlib/Makefile.am: Add dependencies for rand48 functions.
* libc/stdlib/Makefile.in: Regenerated.
* libc/stdlib/drand48.c (drand48, _drand48_r): Derived from the
NetBSD C library.
* libc/stdlib/erand48.c (erand48, _erand48_r): Ditto.
* libc/stdlib/jrand48.c (jrand48, _jrand48_r): Ditto.
* libc/stdlib/lcong48.c (lcong48, _lcong48_r): Ditto.
* libc/stdlib/lrand48.c (lrand48, _lrand48_r): Ditto.
* libc/stdlib/mrand48.c (mrand48, _mrand48_r): Ditto.
* libc/stdlib/nrand48.c (nrand48, _nrand48_r): Ditto.
* libc/stdlib/seed48.c (seed48, _seed48_r): Ditto.
* libc/stdlib/srand48.c (srand48, _srand48_r): Ditto.
* libc/stdlib/rand48.c (__dorand48): Ditto.
* libc/stdlib/rand48.h: Ditto, and modify declarations of global
parameters into macros referring them in the reentrant structure.
2001-02-15 10:04:55 +08:00
|
|
|
return _erand48_r(r, __rand48_seed);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#ifndef _REENT_ONLY
|
|
|
|
|
double
|
|
|
|
|
_DEFUN_VOID (drand48)
|
|
|
|
|
{
|
|
|
|
|
return _drand48_r (_REENT);
|
|
|
|
|
}
|
|
|
|
|
#endif /* !_REENT_ONLY */
|
