grow memory for visits as needed

1 files changed, 12 insertions, 1 deletions

diff --git a/match.c b/match.c
index 08c0a3a..6bd1426 100644
--- a/match.c
+++ b/match.c
@@ -1,13 +1,15 @@
 #include "match.h"
 
 #include <stdlib.h>
+#include <string.h>
 
 struct leg *leg_init(int points, char *name)
 {
 	struct leg *l = calloc(1, sizeof(*l));
 	l->name = name;
 	l->start = l->rem = points;
-	l->visits = calloc(1000, sizeof(*(l->visits))); // FIXME
+	l->size_visits = 16;
+	l->visits = calloc(l->size_visits, sizeof(*(l->visits)));
 
 	return l;
 }
@@ -23,3 +25,12 @@ void leg_free(struct leg *l)
 	free(l->visits);
 	free(l);
 }
+
+void leg_grow_visits(struct leg *l)
+{
+
+	size_t bytes = l->size_visits * sizeof(*(l->visits));
+	l->size_visits *= 2;
+	l->visits = realloc(l->visits, 2 * bytes);
+	memset((char *)l->visits + bytes, 0, bytes);
+}