api headers: added nt_compiler.h, supporting visual studio and hosted envs.

1 files changed, 55 insertions, 0 deletions

diff --git a/include/ntapi/nt_compiler.h b/include/ntapi/nt_compiler.h
new file mode 100644
index 0000000..bb4b31d
--- /dev/null
+++ b/include/ntapi/nt_compiler.h
@@ -0,0 +1,55 @@
+#ifndef _NT_COMPILER_H_
+#define _NT_COMPILER_H_
+
+#include "nt_abi.h"
+
+#ifndef _MIDIPIX_FREESTANDING
+
+#ifdef  _MSC_VER
+
+/* visual studio: begin */
+#ifdef  _M_IX86
+#ifndef __SIZEOF_POINTER__
+#define __SIZEOF_POINTER__ 4
+#endif
+#endif
+
+#ifdef _M_X64
+#ifndef __SIZEOF_POINTER__
+#define __SIZEOF_POINTER__ 8
+#endif
+#endif
+
+#ifndef __attr_aligned__
+#define __attr_aligned__(x)         __declspec(align(x))
+#define __attr_ptr_size_aligned__   __attr_aligned__(__SIZEOF_POINTER__)
+#define __assert_aligned_size(s,a)  typedef char __assert##s [1-((sizeof(s) % a))]
+#endif
+
+#ifndef __attr_export__
+#define __attr_export__             __declspec(dllexport)
+#define __attr_import__             __declspec(dllimport)
+#endif
+
+/* visual studio: end */
+
+#else
+
+/* all other compilers: begin */
+#ifndef __attr_aligned__
+#define __attr_aligned__(x)         __attribute__((aligned(x)))
+#define __attr_ptr_size_aligned__   __attr_aligned__(__SIZEOF_POINTER__)
+#define __assert_aligned_size(s,a)  typedef char __assert##s [-(sizeof(s) % a)]
+#endif
+
+#ifndef __attr_export__
+#define __attr_export__             __attribute__((__dllexport__))
+#define __attr_import__             __attribute__((__dllimport__))
+#endif
+/* all other compilers: end */
+
+#endif
+
+#endif
+
+#endif