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1 | pmbaty | 1 | /* |
2 | Simple DirectMedia Layer |
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8 | pmbaty | 3 | Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org> |
1 | pmbaty | 4 | |
5 | This software is provided 'as-is', without any express or implied |
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6 | warranty. In no event will the authors be held liable for any damages |
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7 | arising from the use of this software. |
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8 | |||
9 | Permission is granted to anyone to use this software for any purpose, |
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10 | including commercial applications, and to alter it and redistribute it |
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11 | freely, subject to the following restrictions: |
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12 | |||
13 | 1. The origin of this software must not be misrepresented; you must not |
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14 | claim that you wrote the original software. If you use this software |
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15 | in a product, an acknowledgment in the product documentation would be |
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16 | appreciated but is not required. |
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17 | 2. Altered source versions must be plainly marked as such, and must not be |
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18 | misrepresented as being the original software. |
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19 | 3. This notice may not be removed or altered from any source distribution. |
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20 | */ |
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21 | |||
22 | /** |
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23 | * \file SDL_stdinc.h |
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24 | * |
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25 | * This is a general header that includes C language support. |
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26 | */ |
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27 | |||
28 | #ifndef SDL_stdinc_h_ |
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29 | #define SDL_stdinc_h_ |
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30 | |||
31 | #include "SDL_config.h" |
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32 | |||
33 | #ifdef HAVE_SYS_TYPES_H |
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34 | #include <sys/types.h> |
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35 | #endif |
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36 | #ifdef HAVE_STDIO_H |
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37 | #include <stdio.h> |
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38 | #endif |
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39 | #if defined(STDC_HEADERS) |
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40 | # include <stdlib.h> |
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41 | # include <stddef.h> |
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42 | # include <stdarg.h> |
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43 | #else |
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44 | # if defined(HAVE_STDLIB_H) |
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45 | # include <stdlib.h> |
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46 | # elif defined(HAVE_MALLOC_H) |
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47 | # include <malloc.h> |
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48 | # endif |
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49 | # if defined(HAVE_STDDEF_H) |
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50 | # include <stddef.h> |
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51 | # endif |
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52 | # if defined(HAVE_STDARG_H) |
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53 | # include <stdarg.h> |
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54 | # endif |
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55 | #endif |
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56 | #ifdef HAVE_STRING_H |
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57 | # if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H) |
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58 | # include <memory.h> |
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59 | # endif |
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60 | # include <string.h> |
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61 | #endif |
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62 | #ifdef HAVE_STRINGS_H |
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63 | # include <strings.h> |
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64 | #endif |
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65 | #ifdef HAVE_WCHAR_H |
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66 | # include <wchar.h> |
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67 | #endif |
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68 | #if defined(HAVE_INTTYPES_H) |
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69 | # include <inttypes.h> |
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70 | #elif defined(HAVE_STDINT_H) |
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71 | # include <stdint.h> |
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72 | #endif |
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73 | #ifdef HAVE_CTYPE_H |
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74 | # include <ctype.h> |
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75 | #endif |
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76 | #ifdef HAVE_MATH_H |
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77 | # if defined(__WINRT__) |
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78 | /* Defining _USE_MATH_DEFINES is required to get M_PI to be defined on |
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79 | WinRT. See http://msdn.microsoft.com/en-us/library/4hwaceh6.aspx |
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80 | for more information. |
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81 | */ |
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82 | # define _USE_MATH_DEFINES |
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83 | # endif |
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84 | # include <math.h> |
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85 | #endif |
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86 | #ifdef HAVE_FLOAT_H |
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87 | # include <float.h> |
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88 | #endif |
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8 | pmbaty | 89 | #if defined(HAVE_ALLOCA) && !defined(alloca) |
90 | # if defined(HAVE_ALLOCA_H) |
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91 | # include <alloca.h> |
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92 | # elif defined(__GNUC__) |
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93 | # define alloca __builtin_alloca |
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94 | # elif defined(_MSC_VER) |
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95 | # include <malloc.h> |
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96 | # define alloca _alloca |
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97 | # elif defined(__WATCOMC__) |
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98 | # include <malloc.h> |
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99 | # elif defined(__BORLANDC__) |
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100 | # include <malloc.h> |
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101 | # elif defined(__DMC__) |
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102 | # include <stdlib.h> |
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103 | # elif defined(__AIX__) |
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104 | #pragma alloca |
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105 | # elif defined(__MRC__) |
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106 | void *alloca(unsigned); |
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107 | # else |
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108 | char *alloca(); |
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109 | # endif |
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110 | #endif |
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1 | pmbaty | 111 | |
112 | /** |
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113 | * The number of elements in an array. |
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114 | */ |
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115 | #define SDL_arraysize(array) (sizeof(array)/sizeof(array[0])) |
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116 | #define SDL_TABLESIZE(table) SDL_arraysize(table) |
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117 | |||
118 | /** |
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119 | * Macro useful for building other macros with strings in them |
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120 | * |
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121 | * e.g. #define LOG_ERROR(X) OutputDebugString(SDL_STRINGIFY_ARG(__FUNCTION__) ": " X "\n") |
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122 | */ |
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123 | #define SDL_STRINGIFY_ARG(arg) #arg |
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124 | |||
125 | /** |
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126 | * \name Cast operators |
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127 | * |
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128 | * Use proper C++ casts when compiled as C++ to be compatible with the option |
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129 | * -Wold-style-cast of GCC (and -Werror=old-style-cast in GCC 4.2 and above). |
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130 | */ |
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131 | /* @{ */ |
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132 | #ifdef __cplusplus |
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133 | #define SDL_reinterpret_cast(type, expression) reinterpret_cast<type>(expression) |
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134 | #define SDL_static_cast(type, expression) static_cast<type>(expression) |
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135 | #define SDL_const_cast(type, expression) const_cast<type>(expression) |
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136 | #else |
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137 | #define SDL_reinterpret_cast(type, expression) ((type)(expression)) |
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138 | #define SDL_static_cast(type, expression) ((type)(expression)) |
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139 | #define SDL_const_cast(type, expression) ((type)(expression)) |
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140 | #endif |
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141 | /* @} *//* Cast operators */ |
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142 | |||
143 | /* Define a four character code as a Uint32 */ |
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144 | #define SDL_FOURCC(A, B, C, D) \ |
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145 | ((SDL_static_cast(Uint32, SDL_static_cast(Uint8, (A))) << 0) | \ |
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146 | (SDL_static_cast(Uint32, SDL_static_cast(Uint8, (B))) << 8) | \ |
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147 | (SDL_static_cast(Uint32, SDL_static_cast(Uint8, (C))) << 16) | \ |
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148 | (SDL_static_cast(Uint32, SDL_static_cast(Uint8, (D))) << 24)) |
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149 | |||
150 | /** |
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151 | * \name Basic data types |
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152 | */ |
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153 | /* @{ */ |
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154 | |||
155 | #ifdef __CC_ARM |
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156 | /* ARM's compiler throws warnings if we use an enum: like "SDL_bool x = a < b;" */ |
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157 | #define SDL_FALSE 0 |
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158 | #define SDL_TRUE 1 |
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159 | typedef int SDL_bool; |
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160 | #else |
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161 | typedef enum |
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162 | { |
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163 | SDL_FALSE = 0, |
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164 | SDL_TRUE = 1 |
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165 | } SDL_bool; |
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166 | #endif |
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167 | |||
168 | /** |
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169 | * \brief A signed 8-bit integer type. |
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170 | */ |
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171 | #define SDL_MAX_SINT8 ((Sint8)0x7F) /* 127 */ |
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172 | #define SDL_MIN_SINT8 ((Sint8)(~0x7F)) /* -128 */ |
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173 | typedef int8_t Sint8; |
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174 | /** |
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175 | * \brief An unsigned 8-bit integer type. |
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176 | */ |
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177 | #define SDL_MAX_UINT8 ((Uint8)0xFF) /* 255 */ |
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178 | #define SDL_MIN_UINT8 ((Uint8)0x00) /* 0 */ |
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179 | typedef uint8_t Uint8; |
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180 | /** |
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181 | * \brief A signed 16-bit integer type. |
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182 | */ |
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183 | #define SDL_MAX_SINT16 ((Sint16)0x7FFF) /* 32767 */ |
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184 | #define SDL_MIN_SINT16 ((Sint16)(~0x7FFF)) /* -32768 */ |
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185 | typedef int16_t Sint16; |
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186 | /** |
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187 | * \brief An unsigned 16-bit integer type. |
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188 | */ |
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189 | #define SDL_MAX_UINT16 ((Uint16)0xFFFF) /* 65535 */ |
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190 | #define SDL_MIN_UINT16 ((Uint16)0x0000) /* 0 */ |
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191 | typedef uint16_t Uint16; |
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192 | /** |
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193 | * \brief A signed 32-bit integer type. |
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194 | */ |
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195 | #define SDL_MAX_SINT32 ((Sint32)0x7FFFFFFF) /* 2147483647 */ |
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196 | #define SDL_MIN_SINT32 ((Sint32)(~0x7FFFFFFF)) /* -2147483648 */ |
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197 | typedef int32_t Sint32; |
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198 | /** |
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199 | * \brief An unsigned 32-bit integer type. |
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200 | */ |
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201 | #define SDL_MAX_UINT32 ((Uint32)0xFFFFFFFFu) /* 4294967295 */ |
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202 | #define SDL_MIN_UINT32 ((Uint32)0x00000000) /* 0 */ |
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203 | typedef uint32_t Uint32; |
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204 | |||
205 | /** |
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206 | * \brief A signed 64-bit integer type. |
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207 | */ |
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208 | #define SDL_MAX_SINT64 ((Sint64)0x7FFFFFFFFFFFFFFFll) /* 9223372036854775807 */ |
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209 | #define SDL_MIN_SINT64 ((Sint64)(~0x7FFFFFFFFFFFFFFFll)) /* -9223372036854775808 */ |
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210 | typedef int64_t Sint64; |
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211 | /** |
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212 | * \brief An unsigned 64-bit integer type. |
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213 | */ |
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214 | #define SDL_MAX_UINT64 ((Uint64)0xFFFFFFFFFFFFFFFFull) /* 18446744073709551615 */ |
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215 | #define SDL_MIN_UINT64 ((Uint64)(0x0000000000000000ull)) /* 0 */ |
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216 | typedef uint64_t Uint64; |
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217 | |||
218 | /* @} *//* Basic data types */ |
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219 | |||
220 | /* Make sure we have macros for printing 64 bit values. |
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221 | * <stdint.h> should define these but this is not true all platforms. |
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222 | * (for example win32) */ |
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223 | #ifndef SDL_PRIs64 |
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224 | #ifdef PRIs64 |
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225 | #define SDL_PRIs64 PRIs64 |
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226 | #elif defined(__WIN32__) |
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227 | #define SDL_PRIs64 "I64d" |
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228 | #elif defined(__LINUX__) && defined(__LP64__) |
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229 | #define SDL_PRIs64 "ld" |
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230 | #else |
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231 | #define SDL_PRIs64 "lld" |
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232 | #endif |
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233 | #endif |
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234 | #ifndef SDL_PRIu64 |
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235 | #ifdef PRIu64 |
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236 | #define SDL_PRIu64 PRIu64 |
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237 | #elif defined(__WIN32__) |
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238 | #define SDL_PRIu64 "I64u" |
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239 | #elif defined(__LINUX__) && defined(__LP64__) |
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240 | #define SDL_PRIu64 "lu" |
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241 | #else |
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242 | #define SDL_PRIu64 "llu" |
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243 | #endif |
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244 | #endif |
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245 | #ifndef SDL_PRIx64 |
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246 | #ifdef PRIx64 |
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247 | #define SDL_PRIx64 PRIx64 |
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248 | #elif defined(__WIN32__) |
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249 | #define SDL_PRIx64 "I64x" |
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250 | #elif defined(__LINUX__) && defined(__LP64__) |
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251 | #define SDL_PRIx64 "lx" |
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252 | #else |
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253 | #define SDL_PRIx64 "llx" |
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254 | #endif |
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255 | #endif |
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256 | #ifndef SDL_PRIX64 |
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257 | #ifdef PRIX64 |
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258 | #define SDL_PRIX64 PRIX64 |
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259 | #elif defined(__WIN32__) |
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260 | #define SDL_PRIX64 "I64X" |
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261 | #elif defined(__LINUX__) && defined(__LP64__) |
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262 | #define SDL_PRIX64 "lX" |
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263 | #else |
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264 | #define SDL_PRIX64 "llX" |
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265 | #endif |
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266 | #endif |
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267 | |||
268 | /* Annotations to help code analysis tools */ |
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269 | #ifdef SDL_DISABLE_ANALYZE_MACROS |
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270 | #define SDL_IN_BYTECAP(x) |
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271 | #define SDL_INOUT_Z_CAP(x) |
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272 | #define SDL_OUT_Z_CAP(x) |
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273 | #define SDL_OUT_CAP(x) |
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274 | #define SDL_OUT_BYTECAP(x) |
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275 | #define SDL_OUT_Z_BYTECAP(x) |
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276 | #define SDL_PRINTF_FORMAT_STRING |
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277 | #define SDL_SCANF_FORMAT_STRING |
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278 | #define SDL_PRINTF_VARARG_FUNC( fmtargnumber ) |
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279 | #define SDL_SCANF_VARARG_FUNC( fmtargnumber ) |
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280 | #else |
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281 | #if defined(_MSC_VER) && (_MSC_VER >= 1600) /* VS 2010 and above */ |
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282 | #include <sal.h> |
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283 | |||
284 | #define SDL_IN_BYTECAP(x) _In_bytecount_(x) |
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285 | #define SDL_INOUT_Z_CAP(x) _Inout_z_cap_(x) |
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286 | #define SDL_OUT_Z_CAP(x) _Out_z_cap_(x) |
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287 | #define SDL_OUT_CAP(x) _Out_cap_(x) |
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288 | #define SDL_OUT_BYTECAP(x) _Out_bytecap_(x) |
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289 | #define SDL_OUT_Z_BYTECAP(x) _Out_z_bytecap_(x) |
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290 | |||
291 | #define SDL_PRINTF_FORMAT_STRING _Printf_format_string_ |
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292 | #define SDL_SCANF_FORMAT_STRING _Scanf_format_string_impl_ |
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293 | #else |
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294 | #define SDL_IN_BYTECAP(x) |
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295 | #define SDL_INOUT_Z_CAP(x) |
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296 | #define SDL_OUT_Z_CAP(x) |
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297 | #define SDL_OUT_CAP(x) |
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298 | #define SDL_OUT_BYTECAP(x) |
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299 | #define SDL_OUT_Z_BYTECAP(x) |
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300 | #define SDL_PRINTF_FORMAT_STRING |
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301 | #define SDL_SCANF_FORMAT_STRING |
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302 | #endif |
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303 | #if defined(__GNUC__) |
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304 | #define SDL_PRINTF_VARARG_FUNC( fmtargnumber ) __attribute__ (( format( __printf__, fmtargnumber, fmtargnumber+1 ))) |
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305 | #define SDL_SCANF_VARARG_FUNC( fmtargnumber ) __attribute__ (( format( __scanf__, fmtargnumber, fmtargnumber+1 ))) |
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306 | #else |
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307 | #define SDL_PRINTF_VARARG_FUNC( fmtargnumber ) |
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308 | #define SDL_SCANF_VARARG_FUNC( fmtargnumber ) |
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309 | #endif |
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310 | #endif /* SDL_DISABLE_ANALYZE_MACROS */ |
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311 | |||
312 | #define SDL_COMPILE_TIME_ASSERT(name, x) \ |
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313 | typedef int SDL_compile_time_assert_ ## name[(x) * 2 - 1] |
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314 | /** \cond */ |
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315 | #ifndef DOXYGEN_SHOULD_IGNORE_THIS |
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316 | SDL_COMPILE_TIME_ASSERT(uint8, sizeof(Uint8) == 1); |
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317 | SDL_COMPILE_TIME_ASSERT(sint8, sizeof(Sint8) == 1); |
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318 | SDL_COMPILE_TIME_ASSERT(uint16, sizeof(Uint16) == 2); |
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319 | SDL_COMPILE_TIME_ASSERT(sint16, sizeof(Sint16) == 2); |
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320 | SDL_COMPILE_TIME_ASSERT(uint32, sizeof(Uint32) == 4); |
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321 | SDL_COMPILE_TIME_ASSERT(sint32, sizeof(Sint32) == 4); |
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322 | SDL_COMPILE_TIME_ASSERT(uint64, sizeof(Uint64) == 8); |
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323 | SDL_COMPILE_TIME_ASSERT(sint64, sizeof(Sint64) == 8); |
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324 | #endif /* DOXYGEN_SHOULD_IGNORE_THIS */ |
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325 | /** \endcond */ |
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326 | |||
327 | /* Check to make sure enums are the size of ints, for structure packing. |
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328 | For both Watcom C/C++ and Borland C/C++ the compiler option that makes |
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329 | enums having the size of an int must be enabled. |
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330 | This is "-b" for Borland C/C++ and "-ei" for Watcom C/C++ (v11). |
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331 | */ |
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332 | |||
333 | /** \cond */ |
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334 | #ifndef DOXYGEN_SHOULD_IGNORE_THIS |
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335 | #if !defined(__ANDROID__) |
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336 | /* TODO: include/SDL_stdinc.h:174: error: size of array 'SDL_dummy_enum' is negative */ |
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337 | typedef enum |
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338 | { |
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339 | DUMMY_ENUM_VALUE |
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340 | } SDL_DUMMY_ENUM; |
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341 | |||
342 | SDL_COMPILE_TIME_ASSERT(enum, sizeof(SDL_DUMMY_ENUM) == sizeof(int)); |
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343 | #endif |
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344 | #endif /* DOXYGEN_SHOULD_IGNORE_THIS */ |
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345 | /** \endcond */ |
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346 | |||
347 | #include "begin_code.h" |
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348 | /* Set up for C function definitions, even when using C++ */ |
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349 | #ifdef __cplusplus |
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350 | extern "C" { |
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351 | #endif |
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352 | |||
353 | #ifdef HAVE_ALLOCA |
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354 | #define SDL_stack_alloc(type, count) (type*)alloca(sizeof(type)*(count)) |
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355 | #define SDL_stack_free(data) |
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356 | #else |
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357 | #define SDL_stack_alloc(type, count) (type*)SDL_malloc(sizeof(type)*(count)) |
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358 | #define SDL_stack_free(data) SDL_free(data) |
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359 | #endif |
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360 | |||
361 | extern DECLSPEC void *SDLCALL SDL_malloc(size_t size); |
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362 | extern DECLSPEC void *SDLCALL SDL_calloc(size_t nmemb, size_t size); |
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363 | extern DECLSPEC void *SDLCALL SDL_realloc(void *mem, size_t size); |
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364 | extern DECLSPEC void SDLCALL SDL_free(void *mem); |
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365 | |||
366 | typedef void *(SDLCALL *SDL_malloc_func)(size_t size); |
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367 | typedef void *(SDLCALL *SDL_calloc_func)(size_t nmemb, size_t size); |
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368 | typedef void *(SDLCALL *SDL_realloc_func)(void *mem, size_t size); |
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369 | typedef void (SDLCALL *SDL_free_func)(void *mem); |
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370 | |||
371 | /** |
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372 | * \brief Get the current set of SDL memory functions |
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373 | */ |
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374 | extern DECLSPEC void SDLCALL SDL_GetMemoryFunctions(SDL_malloc_func *malloc_func, |
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375 | SDL_calloc_func *calloc_func, |
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376 | SDL_realloc_func *realloc_func, |
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377 | SDL_free_func *free_func); |
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378 | |||
379 | /** |
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380 | * \brief Replace SDL's memory allocation functions with a custom set |
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381 | * |
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382 | * \note If you are replacing SDL's memory functions, you should call |
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383 | * SDL_GetNumAllocations() and be very careful if it returns non-zero. |
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384 | * That means that your free function will be called with memory |
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385 | * allocated by the previous memory allocation functions. |
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386 | */ |
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387 | extern DECLSPEC int SDLCALL SDL_SetMemoryFunctions(SDL_malloc_func malloc_func, |
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388 | SDL_calloc_func calloc_func, |
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389 | SDL_realloc_func realloc_func, |
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390 | SDL_free_func free_func); |
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391 | |||
392 | /** |
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393 | * \brief Get the number of outstanding (unfreed) allocations |
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394 | */ |
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395 | extern DECLSPEC int SDLCALL SDL_GetNumAllocations(void); |
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396 | |||
397 | extern DECLSPEC char *SDLCALL SDL_getenv(const char *name); |
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398 | extern DECLSPEC int SDLCALL SDL_setenv(const char *name, const char *value, int overwrite); |
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399 | |||
400 | extern DECLSPEC void SDLCALL SDL_qsort(void *base, size_t nmemb, size_t size, int (*compare) (const void *, const void *)); |
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401 | |||
402 | extern DECLSPEC int SDLCALL SDL_abs(int x); |
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403 | |||
404 | /* !!! FIXME: these have side effects. You probably shouldn't use them. */ |
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405 | /* !!! FIXME: Maybe we do forceinline functions of SDL_mini, SDL_minf, etc? */ |
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406 | #define SDL_min(x, y) (((x) < (y)) ? (x) : (y)) |
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407 | #define SDL_max(x, y) (((x) > (y)) ? (x) : (y)) |
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408 | |||
409 | extern DECLSPEC int SDLCALL SDL_isdigit(int x); |
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410 | extern DECLSPEC int SDLCALL SDL_isspace(int x); |
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411 | extern DECLSPEC int SDLCALL SDL_toupper(int x); |
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412 | extern DECLSPEC int SDLCALL SDL_tolower(int x); |
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413 | |||
414 | extern DECLSPEC void *SDLCALL SDL_memset(SDL_OUT_BYTECAP(len) void *dst, int c, size_t len); |
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415 | |||
416 | #define SDL_zero(x) SDL_memset(&(x), 0, sizeof((x))) |
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417 | #define SDL_zerop(x) SDL_memset((x), 0, sizeof(*(x))) |
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418 | |||
419 | /* Note that memset() is a byte assignment and this is a 32-bit assignment, so they're not directly equivalent. */ |
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420 | SDL_FORCE_INLINE void SDL_memset4(void *dst, Uint32 val, size_t dwords) |
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421 | { |
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422 | #if defined(__GNUC__) && defined(i386) |
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423 | int u0, u1, u2; |
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424 | __asm__ __volatile__ ( |
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425 | "cld \n\t" |
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426 | "rep ; stosl \n\t" |
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427 | : "=&D" (u0), "=&a" (u1), "=&c" (u2) |
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428 | : "0" (dst), "1" (val), "2" (SDL_static_cast(Uint32, dwords)) |
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429 | : "memory" |
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430 | ); |
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431 | #else |
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432 | size_t _n = (dwords + 3) / 4; |
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433 | Uint32 *_p = SDL_static_cast(Uint32 *, dst); |
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434 | Uint32 _val = (val); |
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435 | if (dwords == 0) |
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436 | return; |
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437 | switch (dwords % 4) |
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438 | { |
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439 | case 0: do { *_p++ = _val; /* fallthrough */ |
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440 | case 3: *_p++ = _val; /* fallthrough */ |
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441 | case 2: *_p++ = _val; /* fallthrough */ |
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442 | case 1: *_p++ = _val; /* fallthrough */ |
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443 | } while ( --_n ); |
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444 | } |
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445 | #endif |
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446 | } |
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447 | |||
448 | extern DECLSPEC void *SDLCALL SDL_memcpy(SDL_OUT_BYTECAP(len) void *dst, SDL_IN_BYTECAP(len) const void *src, size_t len); |
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449 | |||
450 | extern DECLSPEC void *SDLCALL SDL_memmove(SDL_OUT_BYTECAP(len) void *dst, SDL_IN_BYTECAP(len) const void *src, size_t len); |
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451 | extern DECLSPEC int SDLCALL SDL_memcmp(const void *s1, const void *s2, size_t len); |
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452 | |||
8 | pmbaty | 453 | extern DECLSPEC wchar_t *SDLCALL SDL_wcsdup(const wchar_t *wstr); |
1 | pmbaty | 454 | extern DECLSPEC size_t SDLCALL SDL_wcslen(const wchar_t *wstr); |
455 | extern DECLSPEC size_t SDLCALL SDL_wcslcpy(SDL_OUT_Z_CAP(maxlen) wchar_t *dst, const wchar_t *src, size_t maxlen); |
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456 | extern DECLSPEC size_t SDLCALL SDL_wcslcat(SDL_INOUT_Z_CAP(maxlen) wchar_t *dst, const wchar_t *src, size_t maxlen); |
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457 | extern DECLSPEC int SDLCALL SDL_wcscmp(const wchar_t *str1, const wchar_t *str2); |
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458 | |||
459 | extern DECLSPEC size_t SDLCALL SDL_strlen(const char *str); |
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460 | extern DECLSPEC size_t SDLCALL SDL_strlcpy(SDL_OUT_Z_CAP(maxlen) char *dst, const char *src, size_t maxlen); |
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461 | extern DECLSPEC size_t SDLCALL SDL_utf8strlcpy(SDL_OUT_Z_CAP(dst_bytes) char *dst, const char *src, size_t dst_bytes); |
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462 | extern DECLSPEC size_t SDLCALL SDL_strlcat(SDL_INOUT_Z_CAP(maxlen) char *dst, const char *src, size_t maxlen); |
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463 | extern DECLSPEC char *SDLCALL SDL_strdup(const char *str); |
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464 | extern DECLSPEC char *SDLCALL SDL_strrev(char *str); |
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465 | extern DECLSPEC char *SDLCALL SDL_strupr(char *str); |
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466 | extern DECLSPEC char *SDLCALL SDL_strlwr(char *str); |
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467 | extern DECLSPEC char *SDLCALL SDL_strchr(const char *str, int c); |
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468 | extern DECLSPEC char *SDLCALL SDL_strrchr(const char *str, int c); |
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469 | extern DECLSPEC char *SDLCALL SDL_strstr(const char *haystack, const char *needle); |
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470 | extern DECLSPEC size_t SDLCALL SDL_utf8strlen(const char *str); |
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471 | |||
472 | extern DECLSPEC char *SDLCALL SDL_itoa(int value, char *str, int radix); |
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473 | extern DECLSPEC char *SDLCALL SDL_uitoa(unsigned int value, char *str, int radix); |
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474 | extern DECLSPEC char *SDLCALL SDL_ltoa(long value, char *str, int radix); |
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475 | extern DECLSPEC char *SDLCALL SDL_ultoa(unsigned long value, char *str, int radix); |
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476 | extern DECLSPEC char *SDLCALL SDL_lltoa(Sint64 value, char *str, int radix); |
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477 | extern DECLSPEC char *SDLCALL SDL_ulltoa(Uint64 value, char *str, int radix); |
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478 | |||
479 | extern DECLSPEC int SDLCALL SDL_atoi(const char *str); |
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480 | extern DECLSPEC double SDLCALL SDL_atof(const char *str); |
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481 | extern DECLSPEC long SDLCALL SDL_strtol(const char *str, char **endp, int base); |
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482 | extern DECLSPEC unsigned long SDLCALL SDL_strtoul(const char *str, char **endp, int base); |
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483 | extern DECLSPEC Sint64 SDLCALL SDL_strtoll(const char *str, char **endp, int base); |
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484 | extern DECLSPEC Uint64 SDLCALL SDL_strtoull(const char *str, char **endp, int base); |
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485 | extern DECLSPEC double SDLCALL SDL_strtod(const char *str, char **endp); |
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486 | |||
487 | extern DECLSPEC int SDLCALL SDL_strcmp(const char *str1, const char *str2); |
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488 | extern DECLSPEC int SDLCALL SDL_strncmp(const char *str1, const char *str2, size_t maxlen); |
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489 | extern DECLSPEC int SDLCALL SDL_strcasecmp(const char *str1, const char *str2); |
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490 | extern DECLSPEC int SDLCALL SDL_strncasecmp(const char *str1, const char *str2, size_t len); |
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491 | |||
492 | extern DECLSPEC int SDLCALL SDL_sscanf(const char *text, SDL_SCANF_FORMAT_STRING const char *fmt, ...) SDL_SCANF_VARARG_FUNC(2); |
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493 | extern DECLSPEC int SDLCALL SDL_vsscanf(const char *text, const char *fmt, va_list ap); |
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494 | extern DECLSPEC int SDLCALL SDL_snprintf(SDL_OUT_Z_CAP(maxlen) char *text, size_t maxlen, SDL_PRINTF_FORMAT_STRING const char *fmt, ... ) SDL_PRINTF_VARARG_FUNC(3); |
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495 | extern DECLSPEC int SDLCALL SDL_vsnprintf(SDL_OUT_Z_CAP(maxlen) char *text, size_t maxlen, const char *fmt, va_list ap); |
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496 | |||
497 | #ifndef HAVE_M_PI |
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498 | #ifndef M_PI |
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499 | #define M_PI 3.14159265358979323846264338327950288 /**< pi */ |
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500 | #endif |
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501 | #endif |
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502 | |||
503 | extern DECLSPEC double SDLCALL SDL_acos(double x); |
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8 | pmbaty | 504 | extern DECLSPEC float SDLCALL SDL_acosf(float x); |
1 | pmbaty | 505 | extern DECLSPEC double SDLCALL SDL_asin(double x); |
8 | pmbaty | 506 | extern DECLSPEC float SDLCALL SDL_asinf(float x); |
1 | pmbaty | 507 | extern DECLSPEC double SDLCALL SDL_atan(double x); |
8 | pmbaty | 508 | extern DECLSPEC float SDLCALL SDL_atanf(float x); |
1 | pmbaty | 509 | extern DECLSPEC double SDLCALL SDL_atan2(double x, double y); |
8 | pmbaty | 510 | extern DECLSPEC float SDLCALL SDL_atan2f(float x, float y); |
1 | pmbaty | 511 | extern DECLSPEC double SDLCALL SDL_ceil(double x); |
8 | pmbaty | 512 | extern DECLSPEC float SDLCALL SDL_ceilf(float x); |
1 | pmbaty | 513 | extern DECLSPEC double SDLCALL SDL_copysign(double x, double y); |
8 | pmbaty | 514 | extern DECLSPEC float SDLCALL SDL_copysignf(float x, float y); |
1 | pmbaty | 515 | extern DECLSPEC double SDLCALL SDL_cos(double x); |
516 | extern DECLSPEC float SDLCALL SDL_cosf(float x); |
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8 | pmbaty | 517 | extern DECLSPEC double SDLCALL SDL_exp(double x); |
518 | extern DECLSPEC float SDLCALL SDL_expf(float x); |
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1 | pmbaty | 519 | extern DECLSPEC double SDLCALL SDL_fabs(double x); |
8 | pmbaty | 520 | extern DECLSPEC float SDLCALL SDL_fabsf(float x); |
1 | pmbaty | 521 | extern DECLSPEC double SDLCALL SDL_floor(double x); |
8 | pmbaty | 522 | extern DECLSPEC float SDLCALL SDL_floorf(float x); |
523 | extern DECLSPEC double SDLCALL SDL_fmod(double x, double y); |
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524 | extern DECLSPEC float SDLCALL SDL_fmodf(float x, float y); |
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1 | pmbaty | 525 | extern DECLSPEC double SDLCALL SDL_log(double x); |
8 | pmbaty | 526 | extern DECLSPEC float SDLCALL SDL_logf(float x); |
527 | extern DECLSPEC double SDLCALL SDL_log10(double x); |
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528 | extern DECLSPEC float SDLCALL SDL_log10f(float x); |
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1 | pmbaty | 529 | extern DECLSPEC double SDLCALL SDL_pow(double x, double y); |
8 | pmbaty | 530 | extern DECLSPEC float SDLCALL SDL_powf(float x, float y); |
1 | pmbaty | 531 | extern DECLSPEC double SDLCALL SDL_scalbn(double x, int n); |
8 | pmbaty | 532 | extern DECLSPEC float SDLCALL SDL_scalbnf(float x, int n); |
1 | pmbaty | 533 | extern DECLSPEC double SDLCALL SDL_sin(double x); |
534 | extern DECLSPEC float SDLCALL SDL_sinf(float x); |
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535 | extern DECLSPEC double SDLCALL SDL_sqrt(double x); |
||
536 | extern DECLSPEC float SDLCALL SDL_sqrtf(float x); |
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537 | extern DECLSPEC double SDLCALL SDL_tan(double x); |
||
538 | extern DECLSPEC float SDLCALL SDL_tanf(float x); |
||
539 | |||
540 | /* The SDL implementation of iconv() returns these error codes */ |
||
541 | #define SDL_ICONV_ERROR (size_t)-1 |
||
542 | #define SDL_ICONV_E2BIG (size_t)-2 |
||
543 | #define SDL_ICONV_EILSEQ (size_t)-3 |
||
544 | #define SDL_ICONV_EINVAL (size_t)-4 |
||
545 | |||
546 | /* SDL_iconv_* are now always real symbols/types, not macros or inlined. */ |
||
547 | typedef struct _SDL_iconv_t *SDL_iconv_t; |
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548 | extern DECLSPEC SDL_iconv_t SDLCALL SDL_iconv_open(const char *tocode, |
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549 | const char *fromcode); |
||
550 | extern DECLSPEC int SDLCALL SDL_iconv_close(SDL_iconv_t cd); |
||
551 | extern DECLSPEC size_t SDLCALL SDL_iconv(SDL_iconv_t cd, const char **inbuf, |
||
552 | size_t * inbytesleft, char **outbuf, |
||
553 | size_t * outbytesleft); |
||
554 | /** |
||
555 | * This function converts a string between encodings in one pass, returning a |
||
556 | * string that must be freed with SDL_free() or NULL on error. |
||
557 | */ |
||
558 | extern DECLSPEC char *SDLCALL SDL_iconv_string(const char *tocode, |
||
559 | const char *fromcode, |
||
560 | const char *inbuf, |
||
561 | size_t inbytesleft); |
||
562 | #define SDL_iconv_utf8_locale(S) SDL_iconv_string("", "UTF-8", S, SDL_strlen(S)+1) |
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563 | #define SDL_iconv_utf8_ucs2(S) (Uint16 *)SDL_iconv_string("UCS-2-INTERNAL", "UTF-8", S, SDL_strlen(S)+1) |
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564 | #define SDL_iconv_utf8_ucs4(S) (Uint32 *)SDL_iconv_string("UCS-4-INTERNAL", "UTF-8", S, SDL_strlen(S)+1) |
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565 | |||
566 | /* force builds using Clang's static analysis tools to use literal C runtime |
||
567 | here, since there are possibly tests that are ineffective otherwise. */ |
||
568 | #if defined(__clang_analyzer__) && !defined(SDL_DISABLE_ANALYZE_MACROS) |
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569 | #define SDL_malloc malloc |
||
570 | #define SDL_calloc calloc |
||
571 | #define SDL_realloc realloc |
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572 | #define SDL_free free |
||
573 | #define SDL_memset memset |
||
574 | #define SDL_memcpy memcpy |
||
575 | #define SDL_memmove memmove |
||
576 | #define SDL_memcmp memcmp |
||
577 | #define SDL_strlen strlen |
||
578 | #define SDL_strlcpy strlcpy |
||
579 | #define SDL_strlcat strlcat |
||
580 | #define SDL_strdup strdup |
||
581 | #define SDL_strchr strchr |
||
582 | #define SDL_strrchr strrchr |
||
583 | #define SDL_strstr strstr |
||
584 | #define SDL_strcmp strcmp |
||
585 | #define SDL_strncmp strncmp |
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586 | #define SDL_strcasecmp strcasecmp |
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587 | #define SDL_strncasecmp strncasecmp |
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588 | #define SDL_sscanf sscanf |
||
589 | #define SDL_vsscanf vsscanf |
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590 | #define SDL_snprintf snprintf |
||
591 | #define SDL_vsnprintf vsnprintf |
||
592 | #endif |
||
593 | |||
594 | SDL_FORCE_INLINE void *SDL_memcpy4(SDL_OUT_BYTECAP(dwords*4) void *dst, SDL_IN_BYTECAP(dwords*4) const void *src, size_t dwords) |
||
595 | { |
||
596 | return SDL_memcpy(dst, src, dwords * 4); |
||
597 | } |
||
598 | |||
599 | /* Ends C function definitions when using C++ */ |
||
600 | #ifdef __cplusplus |
||
601 | } |
||
602 | #endif |
||
603 | #include "close_code.h" |
||
604 | |||
605 | #endif /* SDL_stdinc_h_ */ |
||
606 | |||
607 | /* vi: set ts=4 sw=4 expandtab: */ |