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Encapsulate direct use of random(), srandom() in chance.c

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Wrap roll0() around random(), and seed_prng() around srandom().  In
preparation of replacing the PRNG.
This commit is contained in:
Markus Armbruster 2012-08-14 19:23:12 +02:00
parent 8eb78a5a80
commit 866859e912
17 changed files with 87 additions and 49 deletions
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6
src/util/fairland.c
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@ -29,6 +29,7 @@
* Known contributors to this file:
* Ken Stevens, 1995
* Steve McClure, 1998
* Markus Armbruster, 2004-2012
*/
#include <config.h>
@ -70,6 +71,7 @@ static int quiet = 0;
#include <stdarg.h>
#include <stdio.h>
#include <unistd.h>
#include "chance.h"
#include "file.h"
#include "optlist.h"
#include "prototypes.h"
@ -115,7 +117,7 @@ static char *program_name;
#define new_x(newx) (((newx) + WORLD_X) % WORLD_X)
#define new_y(newy) (((newy) + WORLD_Y) % WORLD_Y)
#define rnd(x) (random() % (x))
#define rnd(x) roll0((x))
static int secs; /* number of sectors grown */
static int ctot; /* total number of continents and islands grown */
@ -218,7 +220,7 @@ main(int argc, char *argv[])
}
parse_args(argc - optind, argv + optind);
srandom(rnd_seed);
seed_prng(rnd_seed);
empfile_init();
if (emp_config(config_file) < 0)
exit(1);