factorial: Fix usage message to fit in with conventions.

[u/mdw/catacomb] / rand.c

diff --git a/rand.c b/rand.c
index c50e10a..b0622c2 100644 (file)
--- a/rand.c
+++ b/rand.c
@@ -466,6 +466,7 @@ static int gmisc(grand *r, unsigned op, ...)
        case RAND_SEED:
        case RAND_TIMER:
        case RAND_GOODBITS:
+       case RAND_ADD:
          rc = 1;
          break;
        default:
@@ -515,6 +516,12 @@ static int gmisc(grand *r, unsigned op, ...)
     case RAND_GOODBITS:
       rc = rand_goodbits(&g->p);
       break;
+    case RAND_ADD: {
+      const void *p = va_arg(ap, const void *);
+      size_t sz = va_arg(ap, size_t);
+      unsigned goodbits = va_arg(ap, unsigned);
+      rand_add(&g->p, p, sz, goodbits);
+    } break;
     default:
       GRAND_BADOP;
       break;