From 51b4a3fc75351d6ecd2142c228d31a1f7ed52152 Mon Sep 17 00:00:00 2001
From: Omniscient <17525998+omnisci3nce@users.noreply.github.com>
Date: Sun, 17 Mar 2024 15:00:53 +1100
Subject: fix a bug with dirname seg faulting when passed a string literal

it doesnt like things in readonly memory i guess.

now we create an arena for the obj load and create a dynamically allocated copy of the string
---
 src/std/mem.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

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

diff --git a/src/std/mem.c b/src/std/mem.c
index f5b92d4..d7c0f4c 100644
--- a/src/std/mem.c
+++ b/src/std/mem.c
@@ -16,7 +16,7 @@ void* arena_alloc_align(arena* a, size_t size, size_t align) {
     ERROR_EXIT("Arena ran out of memory\n");
   }
   void* p = a->begin + padding;
-  a->begin += padding + size;
+  a->curr += padding + size;
   return memset(p, 0, size);
 }
 void* arena_alloc(arena* a, size_t size) { return arena_alloc_align(a, size, DEFAULT_ALIGNMENT); }
@@ -29,4 +29,6 @@ arena arena_create(void* backing_buffer, size_t capacity) {
 
 void arena_free_all(arena* a) {
   a->curr = a->begin;  // pop everything at once and reset to the start.
-}
\ No newline at end of file
+}
+
+void arena_free_storage(arena* a) { free(a->begin); }
\ No newline at end of file
-- 
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