Moved seed initialization into rrand().

diff --git a/roguelike.c b/roguelike.c
index 7b2d159f878b5ea3fa4e5278d5295f5488abbd55..c91c407360c100d71921f82ab39631b1d676197e 100644 (file)
--- a/roguelike.c
+++ b/roguelike.c
@@ -8,13 +8,12 @@
 #include "roguelike.h"
 #include "keybindings.h"
 
-static uint32_t seed = 0;
-
 uint16_t rrand() {
 // Pseudo-random number generator (LGC algorithm). Use instead of rand() to ensure portable predictability.
   uint32_t a   = 1103515245;      // Values for a and b as recommended by POSIX.1-2001 (see man page rand(3)).
   uint16_t b   =      12345;
   uint32_t mod = 2147483648;
+  static uint32_t seed = 0;
   seed = ((seed * a) + b) % mod;
   return (seed / 65536); }        // Ignore least significant 16 bits (they are less random).