From 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Sat, 12 Feb 2011 00:22:29 -0500 Subject: initial check-in, version 0.5.0 --- src/prng/rand.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 src/prng/rand.c (limited to 'src/prng/rand.c') diff --git a/src/prng/rand.c b/src/prng/rand.c new file mode 100644 index 00000000..e3ce6347 --- /dev/null +++ b/src/prng/rand.c @@ -0,0 +1,13 @@ +#include + +static unsigned seed; + +void srand(unsigned s) +{ + seed = s-1; +} + +int rand(void) +{ + return (seed = (seed+1) * 1103515245 + 12345 - 1)+1 & 0x7fffffff; +} -- cgit v1.2.1