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-rw-r--r--ext/fiddle/fiddle.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/ext/fiddle/fiddle.h b/ext/fiddle/fiddle.h
index 0c573871dc..a73e560593 100644
--- a/ext/fiddle/fiddle.h
+++ b/ext/fiddle/fiddle.h
@@ -18,6 +18,55 @@
#include <ffi.h>
#endif
+#undef ffi_type_uchar
+#undef ffi_type_schar
+#undef ffi_type_ushort
+#undef ffi_type_sshort
+#undef ffi_type_uint
+#undef ffi_type_sint
+#undef ffi_type_ulong
+#undef ffi_type_slong
+
+#ifdef CHAR_BIT == 8
+# define ffi_type_uchar ffi_type_uint8
+# define ffi_type_schar ffi_type_sint8
+#else
+# error "CHAR_BIT not supported"
+#endif
+
+# ifdef SIZEOF_SHORT == 2
+# define ffi_type_ushort ffi_type_uint16
+# define ffi_type_sshort ffi_type_sint16
+# elif SIZEOF_SHORT == 4
+# define ffi_type_ushort ffi_type_uint32
+# define ffi_type_sshort ffi_type_sint32
+# else
+# error "short size not supported"
+# endif
+
+# if SIZEOF_INT == 2
+# define ffi_type_uint ffi_type_uint16
+# define ffi_type_sint ffi_type_sint16
+# elif SIZEOF_INT == 4
+# define ffi_type_uint ffi_type_uint32
+# define ffi_type_sint ffi_type_sint32
+# elif SIZEOF_INT == 8
+# define ffi_type_uint ffi_type_uint64
+# define ffi_type_sint ffi_type_sint64
+# else
+# error "int size not supported"
+# endif
+
+# if SIZEOF_LONG == 4
+# define ffi_type_ulong ffi_type_uint32
+# define ffi_type_slong ffi_type_sint32
+# elif SIZEOF_LONG == 8
+# define ffi_type_ulong ffi_type_uint64
+# define ffi_type_slong ffi_type_sint64
+# else
+# error "long size not supported"
+# endif
+
#include <closure.h>
#include <conversions.h>
#include <function.h>