include/SDL_types.h
changeset 0 74212992fb08
child 166 39877400bd1e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/include/SDL_types.h	Thu Apr 26 16:45:43 2001 +0000
@@ -0,0 +1,87 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997, 1998, 1999, 2000, 2001  Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public
+    License along with this library; if not, write to the Free
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Sam Lantinga
+    slouken@devolution.com
+*/
+
+#ifdef SAVE_RCSID
+static char rcsid =
+ "@(#) $Id$";
+#endif
+
+/* General data types used by the SDL library */
+
+#ifndef _SDL_types_h
+#define _SDL_types_h
+
+/* The number of elements in a table */
+#define SDL_TABLESIZE(table)	(sizeof(table)/sizeof(table[0]))
+
+/* Basic data types */
+typedef enum {
+	SDL_FALSE = 0,
+	SDL_TRUE  = 1
+} SDL_bool;
+typedef unsigned char	Uint8;
+typedef signed char	Sint8;
+typedef unsigned short	Uint16;
+typedef signed short	Sint16;
+typedef unsigned int	Uint32;
+typedef signed int	Sint32;
+
+/* Figure out how to support 64-bit datatypes */
+#if !defined(__STRICT_ANSI__)
+#if defined(__GNUC__) || defined(__MWERKS__) /* MJS */
+#define SDL_HAS_64BIT_TYPE	long long
+#elif defined(_MSC_VER) /* VC++ */
+#define SDL_HAS_64BIT_TYPE	__int64
+#endif
+#endif /* !__STRICT_ANSI__ */
+
+/* The 64-bit datatype isn't supported on all platforms */
+#ifdef SDL_HAS_64BIT_TYPE
+typedef unsigned SDL_HAS_64BIT_TYPE Uint64;
+typedef SDL_HAS_64BIT_TYPE Sint64;
+#else
+/* This is really just a hack to prevent the compiler from complaining */
+typedef struct {
+	Uint32 hi;
+	Uint32 lo;
+} Uint64, Sint64;
+#endif
+
+/* Make sure the types really have the right sizes */
+#define SDL_COMPILE_TIME_ASSERT(name, x)               \
+       typedef int SDL_dummy_ ## name[(x) * 2 - 1]
+
+SDL_COMPILE_TIME_ASSERT(uint8, sizeof(Uint8) == 1);
+SDL_COMPILE_TIME_ASSERT(sint8, sizeof(Sint8) == 1);
+SDL_COMPILE_TIME_ASSERT(uint16, sizeof(Uint16) == 2);
+SDL_COMPILE_TIME_ASSERT(sint16, sizeof(Sint16) == 2);
+SDL_COMPILE_TIME_ASSERT(uint32, sizeof(Uint32) == 4);
+SDL_COMPILE_TIME_ASSERT(sint32, sizeof(Sint32) == 4);
+SDL_COMPILE_TIME_ASSERT(uint64, sizeof(Uint64) == 8);
+SDL_COMPILE_TIME_ASSERT(sint64, sizeof(Sint64) == 8);
+
+#undef SDL_COMPILE_TIME_ASSERT
+
+/* General keyboard/mouse state definitions */
+enum { SDL_PRESSED = 0x01, SDL_RELEASED = 0x00 };
+
+#endif