Mercurial > sdl-ios-xcode
annotate include/SDL_stdinc.h @ 3550:6b69c5def097
Minor documentation fix
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sat, 12 Dec 2009 20:30:25 +0000 |
| parents | d3baf5ac4e37 |
| children | fb9ea4b549c3 |
| rev | line source |
|---|---|
| 1357 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 2859 | 3 Copyright (C) 1997-2009 Sam Lantinga |
| 1357 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Lesser General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2.1 of the License, or (at your option) any later version. | |
| 9 | |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 Lesser General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Lesser General Public | |
| 16 License along with this library; if not, write to the Free Software | |
| 17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 18 | |
| 19 Sam Lantinga | |
| 20 slouken@libsdl.org | |
| 21 */ | |
| 22 | |
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23 /** |
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24 * \file SDL_stdinc.h |
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25 * |
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26 * This is a general header that includes C language support. |
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27 */ |
| 1357 | 28 |
| 29 #ifndef _SDL_stdinc_h | |
| 30 #define _SDL_stdinc_h | |
| 31 | |
| 32 #include "SDL_config.h" | |
| 33 | |
| 34 | |
| 1626 | 35 #ifdef HAVE_SYS_TYPES_H |
| 1357 | 36 #include <sys/types.h> |
| 37 #endif | |
| 1626 | 38 #ifdef HAVE_STDIO_H |
| 1357 | 39 #include <stdio.h> |
| 40 #endif | |
| 1626 | 41 #if defined(STDC_HEADERS) |
| 1357 | 42 # include <stdlib.h> |
| 43 # include <stddef.h> | |
| 44 # include <stdarg.h> | |
| 45 #else | |
| 1626 | 46 # if defined(HAVE_STDLIB_H) |
| 47 # include <stdlib.h> | |
| 48 # elif defined(HAVE_MALLOC_H) | |
| 49 # include <malloc.h> | |
| 1357 | 50 # endif |
| 1626 | 51 # if defined(HAVE_STDDEF_H) |
| 52 # include <stddef.h> | |
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53 # endif |
| 1626 | 54 # if defined(HAVE_STDARG_H) |
| 55 # include <stdarg.h> | |
| 1357 | 56 # endif |
| 57 #endif | |
| 1626 | 58 #ifdef HAVE_STRING_H |
| 59 # if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H) | |
| 60 # include <memory.h> | |
| 1357 | 61 # endif |
| 62 # include <string.h> | |
| 63 #endif | |
| 1626 | 64 #ifdef HAVE_STRINGS_H |
| 1357 | 65 # include <strings.h> |
| 66 #endif | |
| 1626 | 67 #if defined(HAVE_INTTYPES_H) |
| 1357 | 68 # include <inttypes.h> |
| 1626 | 69 #elif defined(HAVE_STDINT_H) |
| 1357 | 70 # include <stdint.h> |
| 71 #endif | |
| 1626 | 72 #ifdef HAVE_CTYPE_H |
| 1357 | 73 # include <ctype.h> |
| 74 #endif | |
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75 #ifdef HAVE_MATH_H |
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76 # include <math.h> |
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77 #endif |
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78 #if defined(HAVE_ICONV) && defined(HAVE_ICONV_H) |
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79 # include <iconv.h> |
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80 #endif |
| 1357 | 81 |
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82 /** |
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83 * The number of elements in an array. |
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84 */ |
| 1357 | 85 #define SDL_arraysize(array) (sizeof(array)/sizeof(array[0])) |
| 86 #define SDL_TABLESIZE(table) SDL_arraysize(table) | |
| 87 | |
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88 /** |
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89 * \name Cast operators |
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90 * |
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91 * Use proper C++ casts when compiled as C++ to be compatible with the option |
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92 * -Wold-style-cast of GCC (and -Werror=old-style-cast in GCC 4.2 and above). |
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93 */ |
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94 /*@{*/ |
| 3067 | 95 #ifdef __cplusplus |
| 96 #define SDL_reinterpret_cast(type, expression) reinterpret_cast<type>(expression) | |
| 97 #define SDL_static_cast(type, expression) static_cast<type>(expression) | |
| 98 #else | |
| 99 #define SDL_reinterpret_cast(type, expression) ((type)(expression)) | |
| 100 #define SDL_static_cast(type, expression) ((type)(expression)) | |
| 101 #endif | |
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102 /*@}*//*Cast operators*/ |
| 3067 | 103 |
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104 /** |
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105 * \name Basic data types |
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106 */ |
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107 /*@{*/ |
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108 |
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109 typedef enum |
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110 { |
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111 SDL_FALSE = 0, |
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112 SDL_TRUE = 1 |
| 1357 | 113 } SDL_bool; |
| 114 | |
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115 /** |
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116 * \brief A signed 8-bit integer type. |
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117 */ |
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118 typedef int8_t Sint8; |
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119 /** |
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120 * \brief An unsigned 8-bit integer type. |
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121 */ |
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122 typedef uint8_t Uint8; |
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123 /** |
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124 * \brief A signed 16-bit integer type. |
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125 */ |
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126 typedef int16_t Sint16; |
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127 /** |
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128 * \brief An unsigned 16-bit integer type. |
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129 */ |
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130 typedef uint16_t Uint16; |
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131 /** |
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132 * \brief A signed 32-bit integer type. |
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133 */ |
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134 typedef int32_t Sint32; |
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135 /** |
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136 * \brief An unsigned 32-bit integer type. |
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137 */ |
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138 typedef uint32_t Uint32; |
| 1357 | 139 |
| 140 #ifdef SDL_HAS_64BIT_TYPE | |
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141 /** |
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142 * \brief A signed 64-bit integer type. |
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143 * \warning On platforms without any sort of 64-bit datatype, this is equivalent to Sint32! |
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144 */ |
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145 typedef int64_t Sint64; |
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146 /** |
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147 * \brief An unsigned 64-bit integer type. |
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148 * \warning On platforms without any sort of 64-bit datatype, this is equivalent to Uint32! |
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149 */ |
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150 typedef uint64_t Uint64; |
| 1357 | 151 #else |
| 152 /* This is really just a hack to prevent the compiler from complaining */ | |
| 2048 | 153 typedef Sint32 Sint64; |
| 154 typedef Uint32 Uint64; | |
| 1357 | 155 #endif |
| 156 | |
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157 /*@}*//*Basic data types*/ |
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158 |
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159 |
| 1357 | 160 #define SDL_COMPILE_TIME_ASSERT(name, x) \ |
| 161 typedef int SDL_dummy_ ## name[(x) * 2 - 1] | |
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162 /** \cond */ |
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163 #ifndef DOXYGEN_SHOULD_IGNORE_THIS |
| 1357 | 164 SDL_COMPILE_TIME_ASSERT(uint8, sizeof(Uint8) == 1); |
| 165 SDL_COMPILE_TIME_ASSERT(sint8, sizeof(Sint8) == 1); | |
| 166 SDL_COMPILE_TIME_ASSERT(uint16, sizeof(Uint16) == 2); | |
| 167 SDL_COMPILE_TIME_ASSERT(sint16, sizeof(Sint16) == 2); | |
| 168 SDL_COMPILE_TIME_ASSERT(uint32, sizeof(Uint32) == 4); | |
| 169 SDL_COMPILE_TIME_ASSERT(sint32, sizeof(Sint32) == 4); | |
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170 #ifndef __NINTENDODS__ /* TODO: figure out why the following happens: |
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171 include/SDL_stdinc.h:150: error: size of array 'SDL_dummy_uint64' is negative |
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172 include/SDL_stdinc.h:151: error: size of array 'SDL_dummy_sint64' is negative */ |
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173 SDL_COMPILE_TIME_ASSERT(uint64, sizeof(Uint64) == 8); |
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174 SDL_COMPILE_TIME_ASSERT(sint64, sizeof(Sint64) == 8); |
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175 #endif |
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176 #endif /* DOXYGEN_SHOULD_IGNORE_THIS */ |
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177 /** \endcond */ |
| 1357 | 178 |
| 179 /* Check to make sure enums are the size of ints, for structure packing. | |
| 180 For both Watcom C/C++ and Borland C/C++ the compiler option that makes | |
| 181 enums having the size of an int must be enabled. | |
| 182 This is "-b" for Borland C/C++ and "-ei" for Watcom C/C++ (v11). | |
| 183 */ | |
| 184 /* Enable enums always int in CodeWarrior (for MPW use "-enum int") */ | |
| 185 #ifdef __MWERKS__ | |
| 186 #pragma enumsalwaysint on | |
| 187 #endif | |
| 188 | |
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189 /** \cond */ |
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190 #ifndef DOXYGEN_SHOULD_IGNORE_THIS |
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191 #ifndef __NINTENDODS__ /* TODO: include/SDL_stdinc.h:174: error: size of array 'SDL_dummy_enum' is negative */ |
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192 typedef enum |
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193 { |
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194 DUMMY_ENUM_VALUE |
| 1357 | 195 } SDL_DUMMY_ENUM; |
| 196 | |
| 197 SDL_COMPILE_TIME_ASSERT(enum, sizeof(SDL_DUMMY_ENUM) == sizeof(int)); | |
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198 #endif |
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199 #endif /* DOXYGEN_SHOULD_IGNORE_THIS */ |
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200 /** \endcond */ |
| 1357 | 201 |
| 202 #include "begin_code.h" | |
| 203 /* Set up for C function definitions, even when using C++ */ | |
| 204 #ifdef __cplusplus | |
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205 /* *INDENT-OFF* */ |
| 1357 | 206 extern "C" { |
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207 /* *INDENT-ON* */ |
| 1357 | 208 #endif |
| 209 | |
| 1626 | 210 #ifdef HAVE_MALLOC |
| 1357 | 211 #define SDL_malloc malloc |
| 212 #else | |
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213 extern DECLSPEC void *SDLCALL SDL_malloc(size_t size); |
| 1357 | 214 #endif |
| 215 | |
| 1626 | 216 #ifdef HAVE_CALLOC |
| 1357 | 217 #define SDL_calloc calloc |
| 218 #else | |
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219 extern DECLSPEC void *SDLCALL SDL_calloc(size_t nmemb, size_t size); |
| 1357 | 220 #endif |
| 221 | |
| 1626 | 222 #ifdef HAVE_REALLOC |
| 1357 | 223 #define SDL_realloc realloc |
| 224 #else | |
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225 extern DECLSPEC void *SDLCALL SDL_realloc(void *mem, size_t size); |
| 1357 | 226 #endif |
| 227 | |
| 1626 | 228 #ifdef HAVE_FREE |
| 1357 | 229 #define SDL_free free |
| 230 #else | |
| 231 extern DECLSPEC void SDLCALL SDL_free(void *mem); | |
| 232 #endif | |
| 233 | |
| 1626 | 234 #if defined(HAVE_ALLOCA) && !defined(alloca) |
| 235 # if defined(HAVE_ALLOCA_H) | |
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236 # include <alloca.h> |
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237 # elif defined(__GNUC__) |
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238 # define alloca __builtin_alloca |
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239 # elif defined(_MSC_VER) |
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240 # include <malloc.h> |
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241 # define alloca _alloca |
| 1769 | 242 # elif defined(__WATCOMC__) |
| 243 # include <malloc.h> | |
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244 # elif defined(__BORLANDC__) |
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245 # include <malloc.h> |
| 1870 | 246 # elif defined(__DMC__) |
| 247 # include <stdlib.h> | |
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248 # elif defined(__AIX__) |
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249 #pragma alloca |
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250 # elif defined(__MRC__) |
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251 void *alloca(unsigned); |
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252 # else |
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253 char *alloca(); |
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254 # endif |
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255 #endif |
| 1626 | 256 #ifdef HAVE_ALLOCA |
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257 #define SDL_stack_alloc(type, count) (type*)alloca(sizeof(type)*(count)) |
| 1357 | 258 #define SDL_stack_free(data) |
| 259 #else | |
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260 #define SDL_stack_alloc(type, count) (type*)SDL_malloc(sizeof(type)*(count)) |
| 1357 | 261 #define SDL_stack_free(data) SDL_free(data) |
| 262 #endif | |
| 263 | |
| 1626 | 264 #ifdef HAVE_GETENV |
| 1357 | 265 #define SDL_getenv getenv |
| 266 #else | |
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267 extern DECLSPEC char *SDLCALL SDL_getenv(const char *name); |
| 1357 | 268 #endif |
| 269 | |
| 1626 | 270 #ifdef HAVE_PUTENV |
| 1357 | 271 #define SDL_putenv putenv |
| 272 #else | |
| 273 extern DECLSPEC int SDLCALL SDL_putenv(const char *variable); | |
| 274 #endif | |
| 275 | |
| 1626 | 276 #ifdef HAVE_QSORT |
| 1357 | 277 #define SDL_qsort qsort |
| 278 #else | |
| 279 extern DECLSPEC void SDLCALL SDL_qsort(void *base, size_t nmemb, size_t size, | |
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280 int (*compare) (const void *, |
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281 const void *)); |
| 1357 | 282 #endif |
| 283 | |
| 1626 | 284 #ifdef HAVE_ABS |
| 1357 | 285 #define SDL_abs abs |
| 286 #else | |
| 287 #define SDL_abs(X) ((X) < 0 ? -(X) : (X)) | |
| 288 #endif | |
| 289 | |
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290 #define SDL_min(x, y) (((x) < (y)) ? (x) : (y)) |
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291 #define SDL_max(x, y) (((x) > (y)) ? (x) : (y)) |
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292 |
| 1626 | 293 #ifdef HAVE_CTYPE_H |
| 1357 | 294 #define SDL_isdigit(X) isdigit(X) |
| 295 #define SDL_isspace(X) isspace(X) | |
| 296 #define SDL_toupper(X) toupper(X) | |
| 297 #define SDL_tolower(X) tolower(X) | |
| 298 #else | |
| 299 #define SDL_isdigit(X) (((X) >= '0') && ((X) <= '9')) | |
| 300 #define SDL_isspace(X) (((X) == ' ') || ((X) == '\t') || ((X) == '\r') || ((X) == '\n')) | |
| 301 #define SDL_toupper(X) (((X) >= 'a') && ((X) <= 'z') ? ('A'+((X)-'a')) : (X)) | |
| 302 #define SDL_tolower(X) (((X) >= 'A') && ((X) <= 'Z') ? ('a'+((X)-'A')) : (X)) | |
| 303 #endif | |
| 304 | |
| 1626 | 305 #ifdef HAVE_MEMSET |
| 1357 | 306 #define SDL_memset memset |
| 307 #else | |
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308 extern DECLSPEC void *SDLCALL SDL_memset(void *dst, int c, size_t len); |
| 1357 | 309 #endif |
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310 #define SDL_zero(x) SDL_memset(&(x), 0, sizeof((x))) |
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311 #define SDL_zerop(x) SDL_memset((x), 0, sizeof(*(x))) |
| 1357 | 312 |
| 2157 | 313 #if defined(__GNUC__) && defined(i386) |
| 1357 | 314 #define SDL_memset4(dst, val, len) \ |
| 315 do { \ | |
| 316 int u0, u1, u2; \ | |
| 317 __asm__ __volatile__ ( \ | |
| 318 "cld\n\t" \ | |
| 319 "rep ; stosl\n\t" \ | |
| 320 : "=&D" (u0), "=&a" (u1), "=&c" (u2) \ | |
| 3067 | 321 : "0" (dst), "1" (val), "2" (SDL_static_cast(Uint32, len)) \ |
| 1357 | 322 : "memory" ); \ |
| 323 } while(0) | |
| 324 #endif | |
| 325 #ifndef SDL_memset4 | |
| 326 #define SDL_memset4(dst, val, len) \ | |
| 327 do { \ | |
| 328 unsigned _count = (len); \ | |
| 329 unsigned _n = (_count + 3) / 4; \ | |
| 3067 | 330 Uint32 *_p = SDL_static_cast(Uint32 *, dst); \ |
| 1357 | 331 Uint32 _val = (val); \ |
| 3234 | 332 if (len == 0) break; \ |
| 1357 | 333 switch (_count % 4) { \ |
| 334 case 0: do { *_p++ = _val; \ | |
| 335 case 3: *_p++ = _val; \ | |
| 336 case 2: *_p++ = _val; \ | |
| 337 case 1: *_p++ = _val; \ | |
| 338 } while ( --_n ); \ | |
| 339 } \ | |
| 340 } while(0) | |
| 341 #endif | |
| 342 | |
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343 /* We can count on memcpy existing on Mac OS X and being well-tuned. */ |
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344 #if defined(__MACH__) && defined(__APPLE__) |
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345 #define SDL_memcpy(dst, src, len) memcpy(dst, src, len) |
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346 #elif defined(__GNUC__) && defined(i386) |
| 1357 | 347 #define SDL_memcpy(dst, src, len) \ |
| 348 do { \ | |
| 349 int u0, u1, u2; \ | |
| 350 __asm__ __volatile__ ( \ | |
| 351 "cld\n\t" \ | |
| 352 "rep ; movsl\n\t" \ | |
| 353 "testb $2,%b4\n\t" \ | |
| 354 "je 1f\n\t" \ | |
| 355 "movsw\n" \ | |
| 356 "1:\ttestb $1,%b4\n\t" \ | |
| 357 "je 2f\n\t" \ | |
| 358 "movsb\n" \ | |
| 359 "2:" \ | |
| 360 : "=&c" (u0), "=&D" (u1), "=&S" (u2) \ | |
| 3067 | 361 : "0" (SDL_static_cast(unsigned, len)/4), "q" (len), "1" (dst),"2" (src) \ |
| 1357 | 362 : "memory" ); \ |
| 363 } while(0) | |
| 364 #endif | |
| 365 #ifndef SDL_memcpy | |
| 1626 | 366 #ifdef HAVE_MEMCPY |
| 1357 | 367 #define SDL_memcpy memcpy |
| 1626 | 368 #elif defined(HAVE_BCOPY) |
| 1357 | 369 #define SDL_memcpy(d, s, n) bcopy((s), (d), (n)) |
| 370 #else | |
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371 extern DECLSPEC void *SDLCALL SDL_memcpy(void *dst, const void *src, |
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372 size_t len); |
| 1357 | 373 #endif |
| 374 #endif | |
| 375 | |
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376 /* We can count on memcpy existing on Mac OS X and being well-tuned. */ |
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377 #if defined(__MACH__) && defined(__APPLE__) |
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378 #define SDL_memcpy4(dst, src, len) memcpy(dst, src, (len)*4) |
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379 #elif defined(__GNUC__) && defined(i386) |
| 1357 | 380 #define SDL_memcpy4(dst, src, len) \ |
| 381 do { \ | |
| 382 int ecx, edi, esi; \ | |
| 383 __asm__ __volatile__ ( \ | |
| 384 "cld\n\t" \ | |
| 385 "rep ; movsl" \ | |
| 386 : "=&c" (ecx), "=&D" (edi), "=&S" (esi) \ | |
| 3067 | 387 : "0" (SDL_static_cast(unsigned, len)), "1" (dst), "2" (src) \ |
| 1357 | 388 : "memory" ); \ |
| 389 } while(0) | |
| 390 #endif | |
| 391 #ifndef SDL_memcpy4 | |
| 392 #define SDL_memcpy4(dst, src, len) SDL_memcpy(dst, src, (len) << 2) | |
| 393 #endif | |
| 394 | |
| 395 #if defined(__GNUC__) && defined(i386) | |
| 396 #define SDL_revcpy(dst, src, len) \ | |
| 397 do { \ | |
| 398 int u0, u1, u2; \ | |
| 3067 | 399 char *dstp = SDL_static_cast(char *, dst); \ |
| 400 char *srcp = SDL_static_cast(char *, src); \ | |
| 1357 | 401 int n = (len); \ |
| 402 if ( n >= 4 ) { \ | |
| 403 __asm__ __volatile__ ( \ | |
| 404 "std\n\t" \ | |
| 405 "rep ; movsl\n\t" \ | |
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406 "cld\n\t" \ |
| 1357 | 407 : "=&c" (u0), "=&D" (u1), "=&S" (u2) \ |
| 408 : "0" (n >> 2), \ | |
| 409 "1" (dstp+(n-4)), "2" (srcp+(n-4)) \ | |
| 410 : "memory" ); \ | |
| 411 } \ | |
| 412 switch (n & 3) { \ | |
| 413 case 3: dstp[2] = srcp[2]; \ | |
| 414 case 2: dstp[1] = srcp[1]; \ | |
| 415 case 1: dstp[0] = srcp[0]; \ | |
| 416 break; \ | |
| 417 default: \ | |
| 418 break; \ | |
| 419 } \ | |
| 420 } while(0) | |
| 421 #endif | |
| 422 #ifndef SDL_revcpy | |
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423 extern DECLSPEC void *SDLCALL SDL_revcpy(void *dst, const void *src, |
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424 size_t len); |
| 1357 | 425 #endif |
| 426 | |
| 1626 | 427 #ifdef HAVE_MEMMOVE |
| 1357 | 428 #define SDL_memmove memmove |
| 1626 | 429 #elif defined(HAVE_BCOPY) |
| 1357 | 430 #define SDL_memmove(d, s, n) bcopy((s), (d), (n)) |
| 431 #else | |
| 432 #define SDL_memmove(dst, src, len) \ | |
| 433 do { \ | |
| 434 if ( dst < src ) { \ | |
| 435 SDL_memcpy(dst, src, len); \ | |
| 436 } else { \ | |
| 437 SDL_revcpy(dst, src, len); \ | |
| 438 } \ | |
| 439 } while(0) | |
| 440 #endif | |
| 441 | |
| 1626 | 442 #ifdef HAVE_MEMCMP |
| 1357 | 443 #define SDL_memcmp memcmp |
| 444 #else | |
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445 extern DECLSPEC int SDLCALL SDL_memcmp(const void *s1, const void *s2, |
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446 size_t len); |
| 1357 | 447 #endif |
| 448 | |
| 1626 | 449 #ifdef HAVE_STRLEN |
| 1357 | 450 #define SDL_strlen strlen |
| 451 #else | |
| 452 extern DECLSPEC size_t SDLCALL SDL_strlen(const char *string); | |
| 453 #endif | |
| 454 | |
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455 #ifdef HAVE_WCSLEN |
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456 #define SDL_wcslen wcslen |
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457 #else |
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458 #if !defined(wchar_t) && defined(__NINTENDODS__) |
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459 #define wchar_t short /* TODO: figure out why libnds doesn't have this */ |
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460 #endif |
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461 extern DECLSPEC size_t SDLCALL SDL_wcslen(const wchar_t * string); |
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462 #endif |
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463 |
| 1626 | 464 #ifdef HAVE_STRLCPY |
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465 #define SDL_strlcpy strlcpy |
| 1357 | 466 #else |
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467 extern DECLSPEC size_t SDLCALL SDL_strlcpy(char *dst, const char *src, |
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468 size_t maxlen); |
| 1357 | 469 #endif |
| 470 | |
| 1626 | 471 #ifdef HAVE_STRLCAT |
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472 #define SDL_strlcat strlcat |
| 1357 | 473 #else |
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474 extern DECLSPEC size_t SDLCALL SDL_strlcat(char *dst, const char *src, |
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475 size_t maxlen); |
| 1357 | 476 #endif |
| 477 | |
| 1626 | 478 #ifdef HAVE_STRDUP |
| 1357 | 479 #define SDL_strdup strdup |
| 480 #else | |
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481 extern DECLSPEC char *SDLCALL SDL_strdup(const char *string); |
| 1357 | 482 #endif |
| 483 | |
| 1626 | 484 #ifdef HAVE__STRREV |
| 1357 | 485 #define SDL_strrev _strrev |
| 486 #else | |
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487 extern DECLSPEC char *SDLCALL SDL_strrev(char *string); |
| 1357 | 488 #endif |
| 489 | |
| 1626 | 490 #ifdef HAVE__STRUPR |
| 1357 | 491 #define SDL_strupr _strupr |
| 492 #else | |
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493 extern DECLSPEC char *SDLCALL SDL_strupr(char *string); |
| 1357 | 494 #endif |
| 495 | |
| 1626 | 496 #ifdef HAVE__STRLWR |
| 1357 | 497 #define SDL_strlwr _strlwr |
| 498 #else | |
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499 extern DECLSPEC char *SDLCALL SDL_strlwr(char *string); |
| 1357 | 500 #endif |
| 501 | |
| 1626 | 502 #ifdef HAVE_STRCHR |
| 1357 | 503 #define SDL_strchr strchr |
| 1626 | 504 #elif defined(HAVE_INDEX) |
| 1357 | 505 #define SDL_strchr index |
| 506 #else | |
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507 extern DECLSPEC char *SDLCALL SDL_strchr(const char *string, int c); |
| 1357 | 508 #endif |
| 509 | |
| 1626 | 510 #ifdef HAVE_STRRCHR |
| 1357 | 511 #define SDL_strrchr strrchr |
| 1626 | 512 #elif defined(HAVE_RINDEX) |
| 1357 | 513 #define SDL_strrchr rindex |
| 514 #else | |
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515 extern DECLSPEC char *SDLCALL SDL_strrchr(const char *string, int c); |
| 1357 | 516 #endif |
| 517 | |
| 1626 | 518 #ifdef HAVE_STRSTR |
| 1357 | 519 #define SDL_strstr strstr |
| 520 #else | |
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521 extern DECLSPEC char *SDLCALL SDL_strstr(const char *haystack, |
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522 const char *needle); |
| 1357 | 523 #endif |
| 524 | |
| 1626 | 525 #ifdef HAVE_ITOA |
| 1357 | 526 #define SDL_itoa itoa |
| 527 #else | |
| 528 #define SDL_itoa(value, string, radix) SDL_ltoa((long)value, string, radix) | |
| 529 #endif | |
| 530 | |
| 1626 | 531 #ifdef HAVE__LTOA |
| 1357 | 532 #define SDL_ltoa _ltoa |
| 533 #else | |
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534 extern DECLSPEC char *SDLCALL SDL_ltoa(long value, char *string, int radix); |
| 1357 | 535 #endif |
| 536 | |
| 1626 | 537 #ifdef HAVE__UITOA |
| 1357 | 538 #define SDL_uitoa _uitoa |
| 539 #else | |
| 540 #define SDL_uitoa(value, string, radix) SDL_ultoa((long)value, string, radix) | |
| 541 #endif | |
| 542 | |
| 1626 | 543 #ifdef HAVE__ULTOA |
| 1357 | 544 #define SDL_ultoa _ultoa |
| 545 #else | |
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546 extern DECLSPEC char *SDLCALL SDL_ultoa(unsigned long value, char *string, |
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547 int radix); |
| 1357 | 548 #endif |
| 549 | |
| 1626 | 550 #ifdef HAVE_STRTOL |
| 1357 | 551 #define SDL_strtol strtol |
| 552 #else | |
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553 extern DECLSPEC long SDLCALL SDL_strtol(const char *string, char **endp, |
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554 int base); |
| 1357 | 555 #endif |
| 556 | |
| 1626 | 557 #ifdef HAVE_STRTOUL |
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558 #define SDL_strtoul strtoul |
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559 #else |
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560 extern DECLSPEC unsigned long SDLCALL SDL_strtoul(const char *string, |
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561 char **endp, int base); |
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562 #endif |
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563 |
| 1626 | 564 #ifdef SDL_HAS_64BIT_TYPE |
| 1357 | 565 |
| 1626 | 566 #ifdef HAVE__I64TOA |
| 1357 | 567 #define SDL_lltoa _i64toa |
| 568 #else | |
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569 extern DECLSPEC char *SDLCALL SDL_lltoa(Sint64 value, char *string, |
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570 int radix); |
| 1357 | 571 #endif |
| 572 | |
| 1626 | 573 #ifdef HAVE__UI64TOA |
| 1357 | 574 #define SDL_ulltoa _ui64toa |
| 575 #else | |
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576 extern DECLSPEC char *SDLCALL SDL_ulltoa(Uint64 value, char *string, |
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577 int radix); |
| 1357 | 578 #endif |
| 579 | |
| 1626 | 580 #ifdef HAVE_STRTOLL |
| 1357 | 581 #define SDL_strtoll strtoll |
| 582 #else | |
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583 extern DECLSPEC Sint64 SDLCALL SDL_strtoll(const char *string, char **endp, |
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584 int base); |
| 1357 | 585 #endif |
| 586 | |
| 1626 | 587 #ifdef HAVE_STRTOULL |
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588 #define SDL_strtoull strtoull |
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589 #else |
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590 extern DECLSPEC Uint64 SDLCALL SDL_strtoull(const char *string, char **endp, |
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591 int base); |
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592 #endif |
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593 |
| 1357 | 594 #endif /* SDL_HAS_64BIT_TYPE */ |
| 595 | |
| 1626 | 596 #ifdef HAVE_STRTOD |
| 1357 | 597 #define SDL_strtod strtod |
| 598 #else | |
| 599 extern DECLSPEC double SDLCALL SDL_strtod(const char *string, char **endp); | |
| 600 #endif | |
| 601 | |
| 1626 | 602 #ifdef HAVE_ATOI |
| 1357 | 603 #define SDL_atoi atoi |
| 604 #else | |
| 605 #define SDL_atoi(X) SDL_strtol(X, NULL, 0) | |
| 606 #endif | |
| 607 | |
| 1626 | 608 #ifdef HAVE_ATOF |
| 1357 | 609 #define SDL_atof atof |
| 610 #else | |
| 611 #define SDL_atof(X) SDL_strtod(X, NULL) | |
| 612 #endif | |
| 613 | |
| 1626 | 614 #ifdef HAVE_STRCMP |
| 1357 | 615 #define SDL_strcmp strcmp |
| 616 #else | |
| 617 extern DECLSPEC int SDLCALL SDL_strcmp(const char *str1, const char *str2); | |
| 618 #endif | |
| 619 | |
| 1626 | 620 #ifdef HAVE_STRNCMP |
| 1357 | 621 #define SDL_strncmp strncmp |
| 622 #else | |
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623 extern DECLSPEC int SDLCALL SDL_strncmp(const char *str1, const char *str2, |
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624 size_t maxlen); |
| 1357 | 625 #endif |
| 626 | |
| 1626 | 627 #ifdef HAVE_STRCASECMP |
| 1357 | 628 #define SDL_strcasecmp strcasecmp |
| 1626 | 629 #elif defined(HAVE__STRICMP) |
| 1510 | 630 #define SDL_strcasecmp _stricmp |
| 1357 | 631 #else |
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632 extern DECLSPEC int SDLCALL SDL_strcasecmp(const char *str1, |
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633 const char *str2); |
| 1357 | 634 #endif |
| 635 | |
| 1626 | 636 #ifdef HAVE_STRNCASECMP |
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637 #define SDL_strncasecmp strncasecmp |
| 1626 | 638 #elif defined(HAVE__STRNICMP) |
| 1512 | 639 #define SDL_strncasecmp _strnicmp |
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640 #else |
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641 extern DECLSPEC int SDLCALL SDL_strncasecmp(const char *str1, |
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642 const char *str2, size_t maxlen); |
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643 #endif |
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644 |
| 1626 | 645 #ifdef HAVE_SSCANF |
| 1357 | 646 #define SDL_sscanf sscanf |
| 647 #else | |
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648 extern DECLSPEC int SDLCALL SDL_sscanf(const char *text, const char *fmt, |
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649 ...); |
| 1357 | 650 #endif |
| 651 | |
| 1626 | 652 #ifdef HAVE_SNPRINTF |
| 1357 | 653 #define SDL_snprintf snprintf |
| 654 #else | |
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655 extern DECLSPEC int SDLCALL SDL_snprintf(char *text, size_t maxlen, |
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656 const char *fmt, ...); |
| 1357 | 657 #endif |
| 658 | |
| 1626 | 659 #ifdef HAVE_VSNPRINTF |
| 1357 | 660 #define SDL_vsnprintf vsnprintf |
| 661 #else | |
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662 extern DECLSPEC int SDLCALL SDL_vsnprintf(char *text, size_t maxlen, |
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663 const char *fmt, va_list ap); |
| 1357 | 664 #endif |
| 665 | |
|
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666 #ifndef HAVE_M_PI |
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667 #define M_PI 3.14159265358979323846264338327950288 /* pi */ |
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668 #endif |
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669 |
| 3032 | 670 #ifdef HAVE_CEIL |
| 671 #define SDL_ceil ceil | |
| 672 #else | |
| 673 #define SDL_ceil(x) ((double)(int)((x)+0.5)) | |
| 674 #endif | |
| 675 | |
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676 #ifdef HAVE_COPYSIGN |
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677 #define SDL_copysign copysign |
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678 #else |
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679 extern DECLSPEC double SDLCALL SDL_copysign(double x, double y); |
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680 #endif |
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681 |
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682 #ifdef HAVE_COS |
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683 #define SDL_cos cos |
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684 #else |
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685 extern DECLSPEC double SDLCALL SDL_cos(double x); |
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686 #endif |
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687 |
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688 #ifdef HAVE_COSF |
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689 #define SDL_cosf cosf |
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690 #else |
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691 #define SDL_cosf(x) (float)SDL_cos((double)x) |
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692 #endif |
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693 |
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694 #ifdef HAVE_FABS |
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695 #define SDL_fabs fabs |
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696 #else |
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697 extern DECLSPEC double SDLCALL SDL_fabs(double x); |
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698 #endif |
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699 |
|
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700 #ifdef HAVE_FLOOR |
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701 #define SDL_floor floor |
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702 #else |
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703 extern DECLSPEC double SDLCALL SDL_floor(double x); |
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704 #endif |
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705 |
|
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706 #ifdef HAVE_LOG |
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707 #define SDL_log log |
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708 #else |
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709 extern DECLSPEC double SDLCALL SDL_log(double x); |
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710 #endif |
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711 |
|
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712 #ifdef HAVE_POW |
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713 #define SDL_pow pow |
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714 #else |
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715 extern DECLSPEC double SDLCALL SDL_pow(double x, double y); |
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716 #endif |
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717 |
|
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718 #ifdef HAVE_SCALBN |
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719 #define SDL_scalbn scalbn |
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720 #else |
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721 extern DECLSPEC double SDLCALL SDL_scalbn(double x, int n); |
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722 #endif |
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723 |
|
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724 #ifdef HAVE_SIN |
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725 #define SDL_sin sin |
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726 #else |
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727 extern DECLSPEC double SDLCALL SDL_sin(double x); |
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728 #endif |
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|
729 |
|
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|
730 #ifdef HAVE_SINF |
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731 #define SDL_sinf sinf |
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732 #else |
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733 #define SDL_sinf(x) (float)SDL_sin((double)x) |
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734 #endif |
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735 |
|
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736 #ifdef HAVE_SQRT |
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737 #define SDL_sqrt sqrt |
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738 #else |
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739 extern DECLSPEC double SDLCALL SDL_sqrt(double x); |
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740 #endif |
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741 |
|
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742 /* The SDL implementation of iconv() returns these error codes */ |
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743 #define SDL_ICONV_ERROR (size_t)-1 |
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744 #define SDL_ICONV_E2BIG (size_t)-2 |
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745 #define SDL_ICONV_EILSEQ (size_t)-3 |
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746 #define SDL_ICONV_EINVAL (size_t)-4 |
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747 |
|
3295
4ff84e8939c1
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748 #if defined(HAVE_ICONV) && defined(HAVE_ICONV_H) |
|
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749 #define SDL_iconv_t iconv_t |
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750 #define SDL_iconv_open iconv_open |
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751 #define SDL_iconv_close iconv_close |
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752 #else |
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753 typedef struct _SDL_iconv_t *SDL_iconv_t; |
|
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754 extern DECLSPEC SDL_iconv_t SDLCALL SDL_iconv_open(const char *tocode, |
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755 const char *fromcode); |
|
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|
756 extern DECLSPEC int SDLCALL SDL_iconv_close(SDL_iconv_t cd); |
|
2135
0313af081a84
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|
757 #endif |
|
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|
758 extern DECLSPEC size_t SDLCALL SDL_iconv(SDL_iconv_t cd, const char **inbuf, |
|
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759 size_t * inbytesleft, char **outbuf, |
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760 size_t * outbytesleft); |
|
3407
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|
761 /** |
|
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|
762 * This function converts a string between encodings in one pass, returning a |
|
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|
763 * string that must be freed with SDL_free() or NULL on error. |
|
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|
764 */ |
|
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765 extern DECLSPEC char *SDLCALL SDL_iconv_string(const char *tocode, |
|
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|
766 const char *fromcode, |
|
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|
767 const char *inbuf, |
|
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|
768 size_t inbytesleft); |
|
2143
e906da4414a3
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diff
changeset
|
769 #define SDL_iconv_utf8_locale(S) SDL_iconv_string("", "UTF-8", S, SDL_strlen(S)+1) |
|
1501
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770 #define SDL_iconv_utf8_ucs2(S) (Uint16 *)SDL_iconv_string("UCS-2", "UTF-8", S, SDL_strlen(S)+1) |
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771 #define SDL_iconv_utf8_ucs4(S) (Uint32 *)SDL_iconv_string("UCS-4", "UTF-8", S, SDL_strlen(S)+1) |
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772 |
| 1357 | 773 /* Ends C function definitions when using C++ */ |
| 774 #ifdef __cplusplus | |
|
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775 /* *INDENT-OFF* */ |
| 1357 | 776 } |
|
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|
777 /* *INDENT-ON* */ |
| 1357 | 778 #endif |
| 779 #include "close_code.h" | |
| 780 | |
| 781 #endif /* _SDL_stdinc_h */ | |
|
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|
782 |
|
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783 /* vi: set ts=4 sw=4 expandtab: */ |