Mercurial > repo
view src/ploki/random.c @ 12296:042127c1c142 draft
<fizzie> ` rm /hackenv/bin/bfi; ln -s /hackenv/lib/kps/bfi /hackenv/bin/bfi # no need for actual copies that you can forget to delete though
author | HackEso <hackeso@esolangs.org> |
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date | Sat, 04 Jan 2020 13:28:36 +0000 |
parents | ac0403686959 |
children |
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#include "config.h" #include "random.h" #include <stdio.h> #include <stdlib.h> #include <time.h> void randseed(void) { unsigned seed; seed = time(NULL); #if HAVE_DEV_URANDOM_P { FILE *fp; if ((fp = fopen("/dev/urandom", "rb"))) { fread(&seed, sizeof seed, 1, fp); fclose(fp); } } #endif srand(seed); } double randval(void) { return rand() / (RAND_MAX + 1.0); }