From 731ce39ef6fa35f64c19947bdb1719028478fdb9 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Fri, 10 Sep 2021 20:11:47 -0400
Subject: Add custom allocator support

---
 src/allocator.c | 67 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 src/allocator.c

(limited to 'src/allocator.c')

diff --git a/src/allocator.c b/src/allocator.c
new file mode 100644
index 0000000..ccd48ea
--- /dev/null
+++ b/src/allocator.c
@@ -0,0 +1,67 @@
+/*
+  Copyright 2011-2021 David Robillard <d@drobilla.net>
+
+  Permission to use, copy, modify, and/or distribute this software for any
+  purpose with or without fee is hereby granted, provided that the above
+  copyright notice and this permission notice appear in all copies.
+
+  THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+#include "zix/allocator.h"
+
+#include <stdlib.h>
+
+ZIX_MALLOC_FUNC
+static void*
+zix_default_malloc(ZixAllocatorHandle* const handle, const size_t size)
+{
+  (void)handle;
+  return malloc(size);
+}
+
+ZIX_MALLOC_FUNC
+static void*
+zix_default_calloc(ZixAllocatorHandle* const handle,
+                   const size_t              nmemb,
+                   const size_t              size)
+{
+  (void)handle;
+  return calloc(nmemb, size);
+}
+
+static void*
+zix_default_realloc(ZixAllocatorHandle* const handle,
+                    void* const               ptr,
+                    const size_t              size)
+{
+  (void)handle;
+  return realloc(ptr, size);
+}
+
+static void
+zix_default_free(ZixAllocatorHandle* const handle, void* const ptr)
+{
+  (void)handle;
+  free(ptr);
+}
+
+const ZixAllocator*
+zix_default_allocator(void)
+{
+  static const ZixAllocator default_allocator = {
+    NULL,
+    zix_default_malloc,
+    zix_default_calloc,
+    zix_default_realloc,
+    zix_default_free,
+  };
+
+  return &default_allocator;
+}
-- 
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