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include/.svn/text-base/ffi_common.h.svn-base

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+/* -----------------------------------------------------------------------
+   ffi_common.h - Copyright (c) 1996  Red Hat, Inc.
+   Copyright (C) 2007 Free Software Foundation, Inc
+
+   Common internal definitions and macros. Only necessary for building
+   libffi.
+   ----------------------------------------------------------------------- */
+
+#ifndef FFI_COMMON_H
+#define FFI_COMMON_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <fficonfig.h>
+
+/* Do not move this. Some versions of AIX are very picky about where
+   this is positioned. */
+#ifdef __GNUC__
+/* mingw64 defines this already in malloc.h. */
+#ifndef alloca
+# define alloca __builtin_alloca
+#endif
+# define MAYBE_UNUSED __attribute__((__unused__))
+#else
+# define MAYBE_UNUSED
+# if HAVE_ALLOCA_H
+#  include <alloca.h>
+# else
+#  ifdef _AIX
+ #pragma alloca
+#  else
+#   ifndef alloca /* predefined by HP cc +Olibcalls */
+#    ifdef _MSC_VER
+#     define alloca _alloca
+#    else
+char *alloca ();
+#    endif
+#   endif
+#  endif
+# endif
+#endif
+
+/* Check for the existence of memcpy. */
+#if STDC_HEADERS
+# include <string.h>
+#else
+# ifndef HAVE_MEMCPY
+#  define memcpy(d, s, n) bcopy ((s), (d), (n))
+# endif
+#endif
+
+#if defined(FFI_DEBUG)
+#include <stdio.h>
+#endif
+
+#ifdef FFI_DEBUG
+void ffi_assert(char *expr, char *file, int line);
+void ffi_stop_here(void);
+void ffi_type_test(ffi_type *a, char *file, int line);
+
+#define FFI_ASSERT(x) ((x) ? (void)0 : ffi_assert(#x, __FILE__,__LINE__))
+#define FFI_ASSERT_AT(x, f, l) ((x) ? 0 : ffi_assert(#x, (f), (l)))
+#define FFI_ASSERT_VALID_TYPE(x) ffi_type_test (x, __FILE__, __LINE__)
+#else
+#define FFI_ASSERT(x)
+#define FFI_ASSERT_AT(x, f, l)
+#define FFI_ASSERT_VALID_TYPE(x)
+#endif
+
+#define ALIGN(v, a)  (((((size_t) (v))-1) | ((a)-1))+1)
+#define ALIGN_DOWN(v, a) (((size_t) (v)) & -a)
+
+/* Perform machine dependent cif processing */
+ffi_status ffi_prep_cif_machdep(ffi_cif *cif);
+
+/* Extended cif, used in callback from assembly routine */
+typedef struct
+{
+  ffi_cif *cif;
+  void *rvalue;
+  void **avalue;
+} extended_cif;
+
+/* Terse sized type definitions.  */
+#ifdef _MSC_VER
+typedef unsigned char UINT8;
+typedef signed char   SINT8;
+typedef unsigned short UINT16;
+typedef signed short   SINT16;
+typedef unsigned int UINT32;
+typedef signed int   SINT32;
+typedef unsigned __int64 UINT64;
+typedef signed __int64   SINT64;
+#else
+typedef unsigned int UINT8  __attribute__((__mode__(__QI__)));
+typedef signed int   SINT8  __attribute__((__mode__(__QI__)));
+typedef unsigned int UINT16 __attribute__((__mode__(__HI__)));
+typedef signed int   SINT16 __attribute__((__mode__(__HI__)));
+typedef unsigned int UINT32 __attribute__((__mode__(__SI__)));
+typedef signed int   SINT32 __attribute__((__mode__(__SI__)));
+typedef unsigned int UINT64 __attribute__((__mode__(__DI__)));
+typedef signed int   SINT64 __attribute__((__mode__(__DI__)));
+#endif
+
+typedef float FLOAT32;
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+