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* implement a new `struct _reent' that is significantly smaller. use this

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if _REENT_SMALL is defined in config.h.  define this for xstormy16.
This commit is contained in:
Matthew Green
2002-02-03 09:24:18 +00:00
parent ad67ada2fc
commit 8195aff714
41 changed files with 445 additions and 67 deletions
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9
newlib/libc/stdlib/rand.c
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@ -72,7 +72,7 @@ on two different systems.
void
_DEFUN (srand, (seed), unsigned int seed)
{
_REENT->_new._reent._rand_next = seed;
_REENT_RAND_NEXT(_REENT) = seed;
}
int
@ -81,9 +81,10 @@ _DEFUN_VOID (rand)
/* This multiplier was obtained from Knuth, D.E., "The Art of
Computer Programming," Vol 2, Seminumerical Algorithms, Third
Edition, Addison-Wesley, 1998, p. 106 (line 26) & p. 108 */
_REENT->_new._reent._rand_next =
_REENT->_new._reent._rand_next * __extension__ 6364136223846793005LL + 1;
return (int)((_REENT->_new._reent._rand_next >> 32) & RAND_MAX);
_REENT_CHECK_RAND48(_REENT);
_REENT_RAND_NEXT(_REENT) =
_REENT_RAND_NEXT(_REENT) * __extension__ 6364136223846793005LL + 1;
return (int)((_REENT_RAND_NEXT(_REENT) >> 32) & RAND_MAX);
}
#endif /* _REENT_ONLY */