From 0996faa3d789dd69e4c1c022757f0623908b0df5 Mon Sep 17 00:00:00 2001 From: Szabolcs Nagy Date: Sat, 8 Jun 2013 13:49:12 +0000 Subject: prng: make rand_r have 2^32 period instead of 2^31 this is a minor fix to increase the period of the obsolete rand_r a bit. an include header in __rand48_step.c is fixed as well. --- src/prng/rand_r.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/prng/rand_r.c') diff --git a/src/prng/rand_r.c b/src/prng/rand_r.c index e96cfba9..ef26dbde 100644 --- a/src/prng/rand_r.c +++ b/src/prng/rand_r.c @@ -2,5 +2,5 @@ int rand_r(unsigned *seed) { - return (*seed = *seed * 1103515245 + 12345) & 0x7fffffff; + return (*seed = *seed * 1103515245 + 12345)/2; } -- cgit v1.2.1