include/SDL_stdinc.h
author Sam Lantinga <slouken@libsdl.org>
Mon, 12 Jan 2009 08:46:28 +0000
changeset 3032 77c3e67f0740
parent 3012 7e30c2dc7783
child 3067 bcd41b269091
permissions -rw-r--r--
Fixed Visual C++ build
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2009 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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/**
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 * \file SDL_stdinc.h
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 *
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 * This is a general header that includes C language support
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 */
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#ifndef _SDL_stdinc_h
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#define _SDL_stdinc_h
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#include "SDL_config.h"
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_STDIO_H
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#include <stdio.h>
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#endif
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#if defined(STDC_HEADERS)
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# include <stdlib.h>
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# include <stddef.h>
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# include <stdarg.h>
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#else
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# if defined(HAVE_STDLIB_H)
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#  include <stdlib.h>
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# elif defined(HAVE_MALLOC_H)
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#  include <malloc.h>
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# endif
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# if defined(HAVE_STDDEF_H)
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#  include <stddef.h>
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# endif
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# if defined(HAVE_STDARG_H)
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#  include <stdarg.h>
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# endif
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#endif
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#ifdef HAVE_STRING_H
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# if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H)
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#  include <memory.h>
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# endif
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#if defined(HAVE_INTTYPES_H)
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# include <inttypes.h>
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#elif defined(HAVE_STDINT_H)
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# include <stdint.h>
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#endif
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#ifdef HAVE_CTYPE_H
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# include <ctype.h>
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#endif
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#ifdef HAVE_MATH_H
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# include <math.h>
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#endif
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#ifdef HAVE_ICONV_H
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# include <iconv.h>
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#endif
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/* The number of elements in an array */
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#define SDL_arraysize(array)	(sizeof(array)/sizeof(array[0]))
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#define SDL_TABLESIZE(table)	SDL_arraysize(table)
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/* Basic data types */
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typedef enum SDL_bool
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{
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    SDL_FALSE = 0,
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    SDL_TRUE = 1
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} SDL_bool;
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/**
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 * \typedef Sint8
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 * \brief A signed 8-bit integer type.
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 */
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typedef int8_t Sint8;
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/**
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 * \typedef Uint8
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 * \brief An unsigned 8-bit integer type.
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 */
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typedef uint8_t Uint8;
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/**
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 * \typedef Sint16
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 * \brief A signed 16-bit integer type.
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 */
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typedef int16_t Sint16;
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/**
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 * \typedef Uint16
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 * \brief An unsigned 16-bit integer type.
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 */
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typedef uint16_t Uint16;
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/**
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 * \typedef Sint32
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 * \brief A signed 32-bit integer type.
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 */
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typedef int32_t Sint32;
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/**
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 * \typedef Uint32
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 * \brief An unsigned 32-bit integer type.
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 */
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typedef uint32_t Uint32;
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#ifdef SDL_HAS_64BIT_TYPE
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/**
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 * \typedef Sint64
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 * \brief A signed 64-bit integer type.
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 * \warning On platforms without any sort of 64-bit datatype, this is equivalent to Sint32!
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 */
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typedef int64_t Sint64;
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/**
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 * \typedef Uint64
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 * \brief An unsigned 64-bit integer type.
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 * \warning On platforms without any sort of 64-bit datatype, this is equivalent to Uint32!
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 */
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typedef uint64_t Uint64;
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#else
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/* This is really just a hack to prevent the compiler from complaining */
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typedef Sint32 Sint64;
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typedef Uint32 Uint64;
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#endif
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/* Make sure the types really have the right sizes */
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#define SDL_COMPILE_TIME_ASSERT(name, x)               \
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       typedef int SDL_dummy_ ## name[(x) * 2 - 1]
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#ifndef DOXYGEN_SHOULD_IGNORE_THIS
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SDL_COMPILE_TIME_ASSERT(uint8, sizeof(Uint8) == 1);
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SDL_COMPILE_TIME_ASSERT(sint8, sizeof(Sint8) == 1);
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SDL_COMPILE_TIME_ASSERT(uint16, sizeof(Uint16) == 2);
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SDL_COMPILE_TIME_ASSERT(sint16, sizeof(Sint16) == 2);
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SDL_COMPILE_TIME_ASSERT(uint32, sizeof(Uint32) == 4);
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SDL_COMPILE_TIME_ASSERT(sint32, sizeof(Sint32) == 4);
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#ifndef __NINTENDODS__          /* TODO: figure out why the following happens:
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                                   include/SDL_stdinc.h:150: error: size of array 'SDL_dummy_uint64' is negative
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                                   include/SDL_stdinc.h:151: error: size of array 'SDL_dummy_sint64' is negative */
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SDL_COMPILE_TIME_ASSERT(uint64, sizeof(Uint64) == 8);
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SDL_COMPILE_TIME_ASSERT(sint64, sizeof(Sint64) == 8);
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#endif
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#endif /* DOXYGEN_SHOULD_IGNORE_THIS */
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/* Check to make sure enums are the size of ints, for structure packing.
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   For both Watcom C/C++ and Borland C/C++ the compiler option that makes
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   enums having the size of an int must be enabled.
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   This is "-b" for Borland C/C++ and "-ei" for Watcom C/C++ (v11).
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*/
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/* Enable enums always int in CodeWarrior (for MPW use "-enum int") */
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#ifdef __MWERKS__
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#pragma enumsalwaysint on
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#endif
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#ifndef DOXYGEN_SHOULD_IGNORE_THIS
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#ifndef __NINTENDODS__          /* TODO: include/SDL_stdinc.h:174: error: size of array 'SDL_dummy_enum' is negative */
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typedef enum
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{
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    DUMMY_ENUM_VALUE
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} SDL_DUMMY_ENUM;
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SDL_COMPILE_TIME_ASSERT(enum, sizeof(SDL_DUMMY_ENUM) == sizeof(int));
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#endif
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#endif /* DOXYGEN_SHOULD_IGNORE_THIS */
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#include "begin_code.h"
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/* Set up for C function definitions, even when using C++ */
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#ifdef __cplusplus
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/* *INDENT-OFF* */
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extern "C" {
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/* *INDENT-ON* */
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#endif
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#ifdef HAVE_MALLOC
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#define SDL_malloc	malloc
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#else
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extern DECLSPEC void *SDLCALL SDL_malloc(size_t size);
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#endif
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#ifdef HAVE_CALLOC
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#define SDL_calloc	calloc
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#else
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extern DECLSPEC void *SDLCALL SDL_calloc(size_t nmemb, size_t size);
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#endif
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#ifdef HAVE_REALLOC
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#define SDL_realloc	realloc
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#else
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extern DECLSPEC void *SDLCALL SDL_realloc(void *mem, size_t size);
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#endif
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#ifdef HAVE_FREE
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#define SDL_free	free
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#else
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extern DECLSPEC void SDLCALL SDL_free(void *mem);
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#endif
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#if defined(HAVE_ALLOCA) && !defined(alloca)
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# if defined(HAVE_ALLOCA_H)
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#  include <alloca.h>
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# elif defined(__GNUC__)
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#  define alloca __builtin_alloca
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# elif defined(_MSC_VER)
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#  include <malloc.h>
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#  define alloca _alloca
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# elif defined(__WATCOMC__)
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#  include <malloc.h>
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# elif defined(__BORLANDC__)
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#  include <malloc.h>
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# elif defined(__DMC__)
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#  include <stdlib.h>
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# elif defined(__AIX__)
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#pragma alloca
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# elif defined(__MRC__)
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void *alloca(unsigned);
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# else
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char *alloca();
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# endif
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#endif
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#ifdef HAVE_ALLOCA
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#define SDL_stack_alloc(type, count)    (type*)alloca(sizeof(type)*(count))
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#define SDL_stack_free(data)
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#else
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#define SDL_stack_alloc(type, count)    (type*)SDL_malloc(sizeof(type)*(count))
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#define SDL_stack_free(data)            SDL_free(data)
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#endif
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#ifdef HAVE_GETENV
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#define SDL_getenv	getenv
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#else
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extern DECLSPEC char *SDLCALL SDL_getenv(const char *name);
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#endif
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#ifdef HAVE_PUTENV
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#define SDL_putenv	putenv
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#else
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extern DECLSPEC int SDLCALL SDL_putenv(const char *variable);
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#endif
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#ifdef HAVE_QSORT
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#define SDL_qsort	qsort
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#else
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extern DECLSPEC void SDLCALL SDL_qsort(void *base, size_t nmemb, size_t size,
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                                       int (*compare) (const void *,
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                                                       const void *));
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#endif
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#ifdef HAVE_ABS
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#define SDL_abs		abs
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#else
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#define SDL_abs(X)	((X) < 0 ? -(X) : (X))
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#endif
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#define SDL_min(x, y)	(((x) < (y)) ? (x) : (y))
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#define SDL_max(x, y)	(((x) > (y)) ? (x) : (y))
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#ifdef HAVE_CTYPE_H
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#define SDL_isdigit(X)  isdigit(X)
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#define SDL_isspace(X)  isspace(X)
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#define SDL_toupper(X)  toupper(X)
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#define SDL_tolower(X)  tolower(X)
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#else
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#define SDL_isdigit(X)  (((X) >= '0') && ((X) <= '9'))
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#define SDL_isspace(X)  (((X) == ' ') || ((X) == '\t') || ((X) == '\r') || ((X) == '\n'))
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#define SDL_toupper(X)  (((X) >= 'a') && ((X) <= 'z') ? ('A'+((X)-'a')) : (X))
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#define SDL_tolower(X)  (((X) >= 'A') && ((X) <= 'Z') ? ('a'+((X)-'A')) : (X))
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#endif
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#ifdef HAVE_MEMSET
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#define SDL_memset      memset
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#else
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extern DECLSPEC void *SDLCALL SDL_memset(void *dst, int c, size_t len);
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#endif
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#define SDL_zero(x)	SDL_memset(&(x), 0, sizeof((x)))
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#define SDL_zerop(x)	SDL_memset((x), 0, sizeof(*(x)))
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#if defined(__GNUC__) && defined(i386)
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#define SDL_memset4(dst, val, len)				\
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do {								\
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	int u0, u1, u2;						\
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	__asm__ __volatile__ (					\
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		"cld\n\t"					\
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		"rep ; stosl\n\t"				\
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		: "=&D" (u0), "=&a" (u1), "=&c" (u2)		\
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		: "0" (dst), "1" (val), "2" ((Uint32)(len))	\
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		: "memory" );					\
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} while(0)
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#endif
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#ifndef SDL_memset4
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#define SDL_memset4(dst, val, len)		\
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do {						\
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	unsigned _count = (len);		\
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	unsigned _n = (_count + 3) / 4;		\
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	Uint32 *_p = (Uint32 *)(dst);		\
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	Uint32 _val = (val);			\
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        switch (_count % 4) {			\
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        case 0: do {    *_p++ = _val;		\
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        case 3:         *_p++ = _val;		\
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        case 2:         *_p++ = _val;		\
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        case 1:         *_p++ = _val;		\
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		} while ( --_n );		\
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	}					\
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} while(0)
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#endif
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/* We can count on memcpy existing on Mac OS X and being well-tuned. */
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#if defined(__MACH__) && defined(__APPLE__)
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#define SDL_memcpy(dst, src, len) memcpy(dst, src, len)
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#elif defined(__GNUC__) && defined(i386)
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#define SDL_memcpy(dst, src, len)					  \
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do {									  \
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	int u0, u1, u2;						  	  \
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	__asm__ __volatile__ (						  \
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		"cld\n\t"						  \
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		"rep ; movsl\n\t"					  \
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		"testb $2,%b4\n\t"					  \
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		"je 1f\n\t"						  \
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		"movsw\n"						  \
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		"1:\ttestb $1,%b4\n\t"					  \
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		"je 2f\n\t"						  \
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		"movsb\n"						  \
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		"2:"							  \
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		: "=&c" (u0), "=&D" (u1), "=&S" (u2)			  \
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		: "0" ((unsigned)(len)/4), "q" (len), "1" (dst),"2" (src) \
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		: "memory" );						  \
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} while(0)
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#endif
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#ifndef SDL_memcpy
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#ifdef HAVE_MEMCPY
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#define SDL_memcpy      memcpy
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#elif defined(HAVE_BCOPY)
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#define SDL_memcpy(d, s, n)	bcopy((s), (d), (n))
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#else
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   350
extern DECLSPEC void *SDLCALL SDL_memcpy(void *dst, const void *src,
slouken@1895
   351
                                         size_t len);
slouken@1357
   352
#endif
slouken@1357
   353
#endif
slouken@1357
   354
icculus@2111
   355
/* We can count on memcpy existing on Mac OS X and being well-tuned. */
icculus@2111
   356
#if defined(__MACH__) && defined(__APPLE__)
icculus@2111
   357
#define SDL_memcpy4(dst, src, len) memcpy(dst, src, (len)*4)
icculus@2111
   358
#elif defined(__GNUC__) && defined(i386)
slouken@1357
   359
#define SDL_memcpy4(dst, src, len)				\
slouken@1357
   360
do {								\
slouken@1357
   361
	int ecx, edi, esi;					\
slouken@1357
   362
	__asm__ __volatile__ (					\
slouken@1357
   363
		"cld\n\t"					\
slouken@1357
   364
		"rep ; movsl"					\
slouken@1357
   365
		: "=&c" (ecx), "=&D" (edi), "=&S" (esi)		\
slouken@1357
   366
		: "0" ((unsigned)(len)), "1" (dst), "2" (src)	\
slouken@1357
   367
		: "memory" );					\
slouken@1357
   368
} while(0)
slouken@1357
   369
#endif
slouken@1357
   370
#ifndef SDL_memcpy4
slouken@1357
   371
#define SDL_memcpy4(dst, src, len)	SDL_memcpy(dst, src, (len) << 2)
slouken@1357
   372
#endif
slouken@1357
   373
slouken@1357
   374
#if defined(__GNUC__) && defined(i386)
slouken@1357
   375
#define SDL_revcpy(dst, src, len)			\
slouken@1357
   376
do {							\
slouken@1357
   377
	int u0, u1, u2;					\
slouken@1357
   378
	char *dstp = (char *)(dst);			\
slouken@1357
   379
	char *srcp = (char *)(src);			\
slouken@1357
   380
	int n = (len);					\
slouken@1357
   381
	if ( n >= 4 ) {					\
slouken@1357
   382
	__asm__ __volatile__ (				\
slouken@1357
   383
		"std\n\t"				\
slouken@1357
   384
		"rep ; movsl\n\t"			\
icculus@2302
   385
		"cld\n\t"				\
slouken@1357
   386
		: "=&c" (u0), "=&D" (u1), "=&S" (u2)	\
slouken@1357
   387
		: "0" (n >> 2),				\
slouken@1357
   388
		  "1" (dstp+(n-4)), "2" (srcp+(n-4))	\
slouken@1357
   389
		: "memory" );				\
slouken@1357
   390
	}						\
slouken@1357
   391
	switch (n & 3) {				\
slouken@1357
   392
		case 3: dstp[2] = srcp[2];		\
slouken@1357
   393
		case 2: dstp[1] = srcp[1];		\
slouken@1357
   394
		case 1: dstp[0] = srcp[0];		\
slouken@1357
   395
			break;				\
slouken@1357
   396
		default:				\
slouken@1357
   397
			break;				\
slouken@1357
   398
	}						\
slouken@1357
   399
} while(0)
slouken@1357
   400
#endif
slouken@1357
   401
#ifndef SDL_revcpy
slouken@1895
   402
extern DECLSPEC void *SDLCALL SDL_revcpy(void *dst, const void *src,
slouken@1895
   403
                                         size_t len);
slouken@1357
   404
#endif
slouken@1357
   405
slouken@1626
   406
#ifdef HAVE_MEMMOVE
slouken@1357
   407
#define SDL_memmove     memmove
slouken@1626
   408
#elif defined(HAVE_BCOPY)
slouken@1357
   409
#define SDL_memmove(d, s, n)	bcopy((s), (d), (n))
slouken@1357
   410
#else
slouken@1357
   411
#define SDL_memmove(dst, src, len)			\
slouken@1357
   412
do {							\
slouken@1357
   413
	if ( dst < src ) {				\
slouken@1357
   414
		SDL_memcpy(dst, src, len);		\
slouken@1357
   415
	} else {					\
slouken@1357
   416
		SDL_revcpy(dst, src, len);		\
slouken@1357
   417
	}						\
slouken@1357
   418
} while(0)
slouken@1357
   419
#endif
slouken@1357
   420
slouken@1626
   421
#ifdef HAVE_MEMCMP
slouken@1357
   422
#define SDL_memcmp      memcmp
slouken@1357
   423
#else
slouken@1895
   424
extern DECLSPEC int SDLCALL SDL_memcmp(const void *s1, const void *s2,
slouken@1895
   425
                                       size_t len);
slouken@1357
   426
#endif
slouken@1357
   427
slouken@1626
   428
#ifdef HAVE_STRLEN
slouken@1357
   429
#define SDL_strlen      strlen
slouken@1357
   430
#else
slouken@1357
   431
extern DECLSPEC size_t SDLCALL SDL_strlen(const char *string);
slouken@1357
   432
#endif
slouken@1357
   433
slouken@1901
   434
#ifdef HAVE_WCSLEN
slouken@1901
   435
#define SDL_wcslen      wcslen
slouken@1901
   436
#else
slouken@2735
   437
#if !defined(wchar_t) && defined(__NINTENDODS__)
slouken@2735
   438
#define wchar_t short           /* TODO: figure out why libnds doesn't have this */
slouken@2735
   439
#endif
slouken@1903
   440
extern DECLSPEC size_t SDLCALL SDL_wcslen(const wchar_t * string);
slouken@1901
   441
#endif
slouken@1901
   442
slouken@1626
   443
#ifdef HAVE_STRLCPY
slouken@1379
   444
#define SDL_strlcpy     strlcpy
slouken@1357
   445
#else
slouken@1895
   446
extern DECLSPEC size_t SDLCALL SDL_strlcpy(char *dst, const char *src,
slouken@1895
   447
                                           size_t maxlen);
slouken@1357
   448
#endif
slouken@1357
   449
slouken@1626
   450
#ifdef HAVE_STRLCAT
slouken@1379
   451
#define SDL_strlcat    strlcat
slouken@1357
   452
#else
slouken@1895
   453
extern DECLSPEC size_t SDLCALL SDL_strlcat(char *dst, const char *src,
slouken@1895
   454
                                           size_t maxlen);
slouken@1357
   455
#endif
slouken@1357
   456
slouken@1626
   457
#ifdef HAVE_STRDUP
slouken@1357
   458
#define SDL_strdup     strdup
slouken@1357
   459
#else
slouken@1895
   460
extern DECLSPEC char *SDLCALL SDL_strdup(const char *string);
slouken@1357
   461
#endif
slouken@1357
   462
slouken@1626
   463
#ifdef HAVE__STRREV
slouken@1357
   464
#define SDL_strrev      _strrev
slouken@1357
   465
#else
slouken@1895
   466
extern DECLSPEC char *SDLCALL SDL_strrev(char *string);
slouken@1357
   467
#endif
slouken@1357
   468
slouken@1626
   469
#ifdef HAVE__STRUPR
slouken@1357
   470
#define SDL_strupr      _strupr
slouken@1357
   471
#else
slouken@1895
   472
extern DECLSPEC char *SDLCALL SDL_strupr(char *string);
slouken@1357
   473
#endif
slouken@1357
   474
slouken@1626
   475
#ifdef HAVE__STRLWR
slouken@1357
   476
#define SDL_strlwr      _strlwr
slouken@1357
   477
#else
slouken@1895
   478
extern DECLSPEC char *SDLCALL SDL_strlwr(char *string);
slouken@1357
   479
#endif
slouken@1357
   480
slouken@1626
   481
#ifdef HAVE_STRCHR
slouken@1357
   482
#define SDL_strchr      strchr
slouken@1626
   483
#elif defined(HAVE_INDEX)
slouken@1357
   484
#define SDL_strchr      index
slouken@1357
   485
#else
slouken@1895
   486
extern DECLSPEC char *SDLCALL SDL_strchr(const char *string, int c);
slouken@1357
   487
#endif
slouken@1357
   488
slouken@1626
   489
#ifdef HAVE_STRRCHR
slouken@1357
   490
#define SDL_strrchr     strrchr
slouken@1626
   491
#elif defined(HAVE_RINDEX)
slouken@1357
   492
#define SDL_strrchr     rindex
slouken@1357
   493
#else
slouken@1895
   494
extern DECLSPEC char *SDLCALL SDL_strrchr(const char *string, int c);
slouken@1357
   495
#endif
slouken@1357
   496
slouken@1626
   497
#ifdef HAVE_STRSTR
slouken@1357
   498
#define SDL_strstr      strstr
slouken@1357
   499
#else
slouken@1895
   500
extern DECLSPEC char *SDLCALL SDL_strstr(const char *haystack,
slouken@1895
   501
                                         const char *needle);
slouken@1357
   502
#endif
slouken@1357
   503
slouken@1626
   504
#ifdef HAVE_ITOA
slouken@1357
   505
#define SDL_itoa        itoa
slouken@1357
   506
#else
slouken@1357
   507
#define SDL_itoa(value, string, radix)	SDL_ltoa((long)value, string, radix)
slouken@1357
   508
#endif
slouken@1357
   509
slouken@1626
   510
#ifdef HAVE__LTOA
slouken@1357
   511
#define SDL_ltoa        _ltoa
slouken@1357
   512
#else
slouken@1895
   513
extern DECLSPEC char *SDLCALL SDL_ltoa(long value, char *string, int radix);
slouken@1357
   514
#endif
slouken@1357
   515
slouken@1626
   516
#ifdef HAVE__UITOA
slouken@1357
   517
#define SDL_uitoa       _uitoa
slouken@1357
   518
#else
slouken@1357
   519
#define SDL_uitoa(value, string, radix)	SDL_ultoa((long)value, string, radix)
slouken@1357
   520
#endif
slouken@1357
   521
slouken@1626
   522
#ifdef HAVE__ULTOA
slouken@1357
   523
#define SDL_ultoa       _ultoa
slouken@1357
   524
#else
slouken@1895
   525
extern DECLSPEC char *SDLCALL SDL_ultoa(unsigned long value, char *string,
slouken@1895
   526
                                        int radix);
slouken@1357
   527
#endif
slouken@1357
   528
slouken@1626
   529
#ifdef HAVE_STRTOL
slouken@1357
   530
#define SDL_strtol      strtol
slouken@1357
   531
#else
slouken@1895
   532
extern DECLSPEC long SDLCALL SDL_strtol(const char *string, char **endp,
slouken@1895
   533
                                        int base);
slouken@1357
   534
#endif
slouken@1357
   535
slouken@1626
   536
#ifdef HAVE_STRTOUL
slouken@1456
   537
#define SDL_strtoul      strtoul
slouken@1456
   538
#else
slouken@1895
   539
extern DECLSPEC unsigned long SDLCALL SDL_strtoul(const char *string,
slouken@1895
   540
                                                  char **endp, int base);
slouken@1456
   541
#endif
slouken@1456
   542
slouken@1626
   543
#ifdef SDL_HAS_64BIT_TYPE
slouken@1357
   544
slouken@1626
   545
#ifdef HAVE__I64TOA
slouken@1357
   546
#define SDL_lltoa       _i64toa
slouken@1357
   547
#else
slouken@1895
   548
extern DECLSPEC char *SDLCALL SDL_lltoa(Sint64 value, char *string,
slouken@1895
   549
                                        int radix);
slouken@1357
   550
#endif
slouken@1357
   551
slouken@1626
   552
#ifdef HAVE__UI64TOA
slouken@1357
   553
#define SDL_ulltoa      _ui64toa
slouken@1357
   554
#else
slouken@1895
   555
extern DECLSPEC char *SDLCALL SDL_ulltoa(Uint64 value, char *string,
slouken@1895
   556
                                         int radix);
slouken@1357
   557
#endif
slouken@1357
   558
slouken@1626
   559
#ifdef HAVE_STRTOLL
slouken@1357
   560
#define SDL_strtoll     strtoll
slouken@1357
   561
#else
slouken@1895
   562
extern DECLSPEC Sint64 SDLCALL SDL_strtoll(const char *string, char **endp,
slouken@1895
   563
                                           int base);
slouken@1357
   564
#endif
slouken@1357
   565
slouken@1626
   566
#ifdef HAVE_STRTOULL
slouken@1456
   567
#define SDL_strtoull     strtoull
slouken@1456
   568
#else
slouken@1895
   569
extern DECLSPEC Uint64 SDLCALL SDL_strtoull(const char *string, char **endp,
slouken@1895
   570
                                            int base);
slouken@1456
   571
#endif
slouken@1456
   572
slouken@1357
   573
#endif /* SDL_HAS_64BIT_TYPE */
slouken@1357
   574
slouken@1626
   575
#ifdef HAVE_STRTOD
slouken@1357
   576
#define SDL_strtod      strtod
slouken@1357
   577
#else
slouken@1357
   578
extern DECLSPEC double SDLCALL SDL_strtod(const char *string, char **endp);
slouken@1357
   579
#endif
slouken@1357
   580
slouken@1626
   581
#ifdef HAVE_ATOI
slouken@1357
   582
#define SDL_atoi        atoi
slouken@1357
   583
#else
slouken@1357
   584
#define SDL_atoi(X)     SDL_strtol(X, NULL, 0)
slouken@1357
   585
#endif
slouken@1357
   586
slouken@1626
   587
#ifdef HAVE_ATOF
slouken@1357
   588
#define SDL_atof        atof
slouken@1357
   589
#else
slouken@1357
   590
#define SDL_atof(X)     SDL_strtod(X, NULL)
slouken@1357
   591
#endif
slouken@1357
   592
slouken@1626
   593
#ifdef HAVE_STRCMP
slouken@1357
   594
#define SDL_strcmp      strcmp
slouken@1357
   595
#else
slouken@1357
   596
extern DECLSPEC int SDLCALL SDL_strcmp(const char *str1, const char *str2);
slouken@1357
   597
#endif
slouken@1357
   598
slouken@1626
   599
#ifdef HAVE_STRNCMP
slouken@1357
   600
#define SDL_strncmp     strncmp
slouken@1357
   601
#else
slouken@1895
   602
extern DECLSPEC int SDLCALL SDL_strncmp(const char *str1, const char *str2,
slouken@1895
   603
                                        size_t maxlen);
slouken@1357
   604
#endif
slouken@1357
   605
slouken@1626
   606
#ifdef HAVE_STRCASECMP
slouken@1357
   607
#define SDL_strcasecmp  strcasecmp
slouken@1626
   608
#elif defined(HAVE__STRICMP)
slouken@1510
   609
#define SDL_strcasecmp  _stricmp
slouken@1357
   610
#else
slouken@1895
   611
extern DECLSPEC int SDLCALL SDL_strcasecmp(const char *str1,
slouken@1895
   612
                                           const char *str2);
slouken@1357
   613
#endif
slouken@1357
   614
slouken@1626
   615
#ifdef HAVE_STRNCASECMP
slouken@1501
   616
#define SDL_strncasecmp strncasecmp
slouken@1626
   617
#elif defined(HAVE__STRNICMP)
slouken@1512
   618
#define SDL_strncasecmp _strnicmp
slouken@1501
   619
#else
slouken@1895
   620
extern DECLSPEC int SDLCALL SDL_strncasecmp(const char *str1,
slouken@1895
   621
                                            const char *str2, size_t maxlen);
slouken@1501
   622
#endif
slouken@1501
   623
slouken@1626
   624
#ifdef HAVE_SSCANF
slouken@1357
   625
#define SDL_sscanf      sscanf
slouken@1357
   626
#else
slouken@1895
   627
extern DECLSPEC int SDLCALL SDL_sscanf(const char *text, const char *fmt,
slouken@1895
   628
                                       ...);
slouken@1357
   629
#endif
slouken@1357
   630
slouken@1626
   631
#ifdef HAVE_SNPRINTF
slouken@1357
   632
#define SDL_snprintf    snprintf
slouken@1357
   633
#else
slouken@1895
   634
extern DECLSPEC int SDLCALL SDL_snprintf(char *text, size_t maxlen,
slouken@1895
   635
                                         const char *fmt, ...);
slouken@1357
   636
#endif
slouken@1357
   637
slouken@1626
   638
#ifdef HAVE_VSNPRINTF
slouken@1357
   639
#define SDL_vsnprintf   vsnprintf
slouken@1357
   640
#else
slouken@1895
   641
extern DECLSPEC int SDLCALL SDL_vsnprintf(char *text, size_t maxlen,
slouken@1895
   642
                                          const char *fmt, va_list ap);
slouken@1357
   643
#endif
slouken@1357
   644
slouken@3012
   645
#ifndef HAVE_M_PI
slouken@3012
   646
#define M_PI    3.14159265358979323846264338327950288   /* pi */
slouken@3012
   647
#endif
slouken@3012
   648
slouken@3032
   649
#ifdef HAVE_CEIL
slouken@3032
   650
#define SDL_ceil        ceil
slouken@3032
   651
#else
slouken@3032
   652
#define SDL_ceil(x)     ((double)(int)((x)+0.5))
slouken@3032
   653
#endif
slouken@3032
   654
slouken@3012
   655
#ifdef HAVE_COPYSIGN
slouken@3012
   656
#define SDL_copysign    copysign
slouken@3012
   657
#else
slouken@3012
   658
extern DECLSPEC double SDLCALL SDL_copysign(double x, double y);
slouken@3012
   659
#endif
slouken@3012
   660
slouken@3012
   661
#ifdef HAVE_COS
slouken@3012
   662
#define SDL_cos         cos
slouken@3012
   663
#else
slouken@3012
   664
extern DECLSPEC double SDLCALL SDL_cos(double x);
slouken@3012
   665
#endif
slouken@3012
   666
slouken@3012
   667
#ifdef HAVE_COSF
slouken@3012
   668
#define SDL_cosf        cosf
slouken@3012
   669
#else
slouken@3012
   670
#define SDL_cosf(x) (float)SDL_cos((double)x)
slouken@3012
   671
#endif
slouken@3012
   672
slouken@3012
   673
#ifdef HAVE_FABS
slouken@3012
   674
#define SDL_fabs        fabs
slouken@3012
   675
#else
slouken@3012
   676
extern DECLSPEC double SDLCALL SDL_fabs(double x);
slouken@3012
   677
#endif
slouken@3012
   678
slouken@3012
   679
#ifdef HAVE_FLOOR
slouken@3012
   680
#define SDL_floor       floor
slouken@3012
   681
#else
slouken@3012
   682
extern DECLSPEC double SDLCALL SDL_floor(double x);
slouken@3012
   683
#endif
slouken@3012
   684
slouken@3012
   685
#ifdef HAVE_LOG
slouken@3012
   686
#define SDL_log         log
slouken@3012
   687
#else
slouken@3012
   688
extern DECLSPEC double SDLCALL SDL_log(double x);
slouken@3012
   689
#endif
slouken@3012
   690
slouken@3012
   691
#ifdef HAVE_POW
slouken@3012
   692
#define SDL_pow         pow
slouken@3012
   693
#else
slouken@3012
   694
extern DECLSPEC double SDLCALL SDL_pow(double x, double y);
slouken@3012
   695
#endif
slouken@3012
   696
slouken@3012
   697
#ifdef HAVE_SCALBN
slouken@3012
   698
#define SDL_scalbn      scalbn
slouken@3012
   699
#else
slouken@3012
   700
extern DECLSPEC double SDLCALL SDL_scalbn(double x, int n);
slouken@3012
   701
#endif
slouken@3012
   702
slouken@3012
   703
#ifdef HAVE_SIN
slouken@3012
   704
#define SDL_sin         sin
slouken@3012
   705
#else
slouken@3012
   706
extern DECLSPEC double SDLCALL SDL_sin(double x);
slouken@3012
   707
#endif
slouken@3012
   708
slouken@3012
   709
#ifdef HAVE_SINF
slouken@3012
   710
#define SDL_sinf        sinf
slouken@3012
   711
#else
slouken@3012
   712
#define SDL_sinf(x) (float)SDL_sin((double)x)
slouken@3012
   713
#endif
slouken@3012
   714
slouken@3012
   715
#ifdef HAVE_SQRT
slouken@3012
   716
#define SDL_sqrt        sqrt
slouken@3012
   717
#else
slouken@3012
   718
extern DECLSPEC double SDLCALL SDL_sqrt(double x);
slouken@3012
   719
#endif
slouken@3012
   720
slouken@1501
   721
/* The SDL implementation of iconv() returns these error codes */
slouken@1501
   722
#define SDL_ICONV_ERROR		(size_t)-1
slouken@1501
   723
#define SDL_ICONV_E2BIG		(size_t)-2
slouken@1501
   724
#define SDL_ICONV_EILSEQ	(size_t)-3
slouken@1501
   725
#define SDL_ICONV_EINVAL	(size_t)-4
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   726
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   727
#ifdef HAVE_ICONV
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   728
#define SDL_iconv_t     iconv_t
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   729
#define SDL_iconv_open  iconv_open
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   730
#define SDL_iconv_close iconv_close
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   731
#else
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   732
typedef struct _SDL_iconv_t *SDL_iconv_t;
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   733
extern DECLSPEC SDL_iconv_t SDLCALL SDL_iconv_open(const char *tocode,
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   734
                                                   const char *fromcode);
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   735
extern DECLSPEC int SDLCALL SDL_iconv_close(SDL_iconv_t cd);
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   736
#endif
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   737
extern DECLSPEC size_t SDLCALL SDL_iconv(SDL_iconv_t cd, const char **inbuf,
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   738
                                         size_t * inbytesleft, char **outbuf,
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   739
                                         size_t * outbytesleft);
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   740
/* This function converts a string between encodings in one pass, returning a
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   741
   string that must be freed with SDL_free() or NULL on error.
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   742
*/
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   743
extern DECLSPEC char *SDLCALL SDL_iconv_string(const char *tocode,
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   744
                                               const char *fromcode,
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   745
                                               const char *inbuf,
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   746
                                               size_t inbytesleft);
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   747
#define SDL_iconv_utf8_locale(S)	SDL_iconv_string("", "UTF-8", S, SDL_strlen(S)+1)
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   748
#define SDL_iconv_utf8_ucs2(S)		(Uint16 *)SDL_iconv_string("UCS-2", "UTF-8", S, SDL_strlen(S)+1)
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   749
#define SDL_iconv_utf8_ucs4(S)		(Uint32 *)SDL_iconv_string("UCS-4", "UTF-8", S, SDL_strlen(S)+1)
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   750
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   751
/* Ends C function definitions when using C++ */
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   752
#ifdef __cplusplus
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   753
/* *INDENT-OFF* */
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   754
}
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   755
/* *INDENT-ON* */
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   756
#endif
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   757
#include "close_code.h"
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   758
slouken@1357
   759
#endif /* _SDL_stdinc_h */
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   760
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   761
/* vi: set ts=4 sw=4 expandtab: */