From 60e752c0c5ae3798105919a43ee194e1e897d429 Mon Sep 17 00:00:00 2001
From: Tom Willemse
Date: Tue, 7 Sep 2021 22:34:21 -0700
Subject: Chapter 19.3

---
 clox/src/memory.h | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

(limited to 'clox/src/memory.h')

diff --git a/clox/src/memory.h b/clox/src/memory.h
index 3c4bdb7..a810bd7 100644
--- a/clox/src/memory.h
+++ b/clox/src/memory.h
@@ -3,16 +3,18 @@
 
 #include "common.h"
 
-#define GROW_CAPACITY(capacity) \
-  ((capacity) < 8 ? 8 : (capacity) * 2)
+#define ALLOCATE(type, count)                                                  \
+  (type *)reallocate(NULL, 0, sizeof(type) * (count))
 
-#define GROW_ARRAY(type, pointer, oldCount, newCount) \
-  (type*)reallocate(pointer, sizeof(type) * (oldCount), \
-                    sizeof(type) * (newCount))
+#define GROW_CAPACITY(capacity) ((capacity) < 8 ? 8 : (capacity)*2)
 
-#define FREE_ARRAY(type, pointer, oldCount) \
+#define GROW_ARRAY(type, pointer, oldCount, newCount)                          \
+  (type *)reallocate(pointer, sizeof(type) * (oldCount),                       \
+                     sizeof(type) * (newCount))
+
+#define FREE_ARRAY(type, pointer, oldCount)                                    \
   reallocate(pointer, sizeof(type) * (oldCount), 0)
 
-void* reallocate(void* pointer, size_t oldSize, size_t newSize);
+void *reallocate(void *pointer, size_t oldSize, size_t newSize);
 
 #endif
-- 
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