X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=puzzles.h;h=1c3ae591ed1535a7ab31ad4e7e7a5018c0621384;hb=bb63d0d399128bb8d1ca7633a87b76b251b807b2;hp=e05a3e489daab83df7724877bae2bfd18a5be003;hpb=3d2c442bc42050af618706899314414248126476;p=sgt-puzzles.git

diff --git a/puzzles.h b/puzzles.h
index e05a3e4..1c3ae59 100644
--- a/puzzles.h
+++ b/puzzles.h
@@ -223,6 +223,9 @@ unsigned char *hex2bin(const char *in, int outlen);
 void game_mkhighlight(frontend *fe, float *ret,
                       int background, int highlight, int lowlight);
 
+/* Randomly shuffles an array of items. */
+void shuffle(void *array, int nelts, int eltsize, random_state *rs);
+
 /*
  * version.c
  */