From a88ef2fde041e5d733b5cbe2728b15ca149d1671 Mon Sep 17 00:00:00 2001
From: mrb0nk500 <b0nk@b0nk.xyz>
Date: Sat, 28 Jan 2023 09:31:59 -0400
Subject: Initial commit

---
 include/static_assert.hpp | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 include/static_assert.hpp

(limited to 'include/static_assert.hpp')

diff --git a/include/static_assert.hpp b/include/static_assert.hpp
new file mode 100644
index 0000000..daccdd3
--- /dev/null
+++ b/include/static_assert.hpp
@@ -0,0 +1,35 @@
+// This file was taken from the Metroid Prime decompilation project.
+// https://github.com/PrimeDecomp/prime/blob/main/include/static_assert.hpp
+// C++98 static assert
+
+struct false_type {
+  static const int value = 0;
+};
+
+struct true_type {
+  static const int value = 1;
+};
+
+template < int A, int B >
+struct _n_is_equal : false_type {};
+
+template < int A >
+struct _n_is_equal< A, A > : true_type {};
+
+template < class T, int N >
+struct check_sizeof : _n_is_equal< sizeof(T), N > {};
+
+#ifdef __MWERKS__
+#ifndef offsetof
+typedef unsigned long size_t;
+#define offsetof(type, member) ((size_t) & (((type*)0)->member))
+#endif
+#define CHECK_SIZEOF(cls, size) extern int cls##_check[check_sizeof< cls, size >::value];
+#define NESTED_CHECK_SIZEOF(parent, cls, size) extern int cls##_check[check_sizeof< parent::cls, size >::value];
+#define CHECK_OFFSETOF(cls, member, offset)                                                        \
+  extern int cls##_check_offset##[_n_is_equal< offsetof(cls, member), offset >::value];
+#else
+#define CHECK_SIZEOF(cls, size)
+#define NESTED_CHECK_SIZEOF(parent, cls, size)
+#define CHECK_OFFSETOF(cls, member, offset)
+#endif
-- 
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