From 4b9ab2ec5acf2ecf2e96c38733a835b964664171 Mon Sep 17 00:00:00 2001
From: Omniscient <17525998+omnisci3nce@users.noreply.github.com>
Date: Sun, 25 Feb 2024 11:02:46 +1100
Subject: add an arena allocator first impl

---
 src/std/mem.h | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

(limited to 'src/std/mem.h')

diff --git a/src/std/mem.h b/src/std/mem.h
index 74222a7..75b6d2a 100644
--- a/src/std/mem.h
+++ b/src/std/mem.h
@@ -9,6 +9,14 @@
  */
 #pragma once
 
-#include "defines.h"
+#include <stddef.h>
 
-typedef void* (*alloc)(size_t amount);
\ No newline at end of file
+// Inspired by https://nullprogram.com/blog/2023/09/27/
+typedef struct arena {
+  char* begin;
+  char* end;
+} arena;
+
+arena arena_create(void* backing_buffer, size_t capacity);
+void *arena_alloc(arena* a, size_t size);
+void *arena_alloc_align(arena* a, size_t size, size_t align);
-- 
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