Mercurial > sdl-ios-xcode
annotate include/SDL_stdinc.h @ 3217:26ce0b98f2fb
Support for native and emulated atomic operations has been added.
| author | Mike Gorchak <lestat@i.com.ua> |
|---|---|
| date | Sun, 19 Jul 2009 08:04:59 +0000 |
| parents | bcd41b269091 |
| children | f8c02d0560d5 |
| 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 |
| 1626 | 78 #ifdef HAVE_ICONV_H |
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79 # include <iconv.h> |
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80 #endif |
| 1357 | 81 |
| 82 /* The number of elements in an array */ | |
| 83 #define SDL_arraysize(array) (sizeof(array)/sizeof(array[0])) | |
| 84 #define SDL_TABLESIZE(table) SDL_arraysize(table) | |
| 85 | |
| 3067 | 86 /* Use proper C++ casts when compiled as C++ to be compatible with the option |
| 87 -Wold-style-cast of GCC (and -Werror=old-style-cast in GCC 4.2 and above. */ | |
| 88 #ifdef __cplusplus | |
| 89 #define SDL_reinterpret_cast(type, expression) reinterpret_cast<type>(expression) | |
| 90 #define SDL_static_cast(type, expression) static_cast<type>(expression) | |
| 91 #else | |
| 92 #define SDL_reinterpret_cast(type, expression) ((type)(expression)) | |
| 93 #define SDL_static_cast(type, expression) ((type)(expression)) | |
| 94 #endif | |
| 95 | |
| 1357 | 96 /* Basic data types */ |
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97 typedef enum SDL_bool |
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98 { |
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99 SDL_FALSE = 0, |
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100 SDL_TRUE = 1 |
| 1357 | 101 } SDL_bool; |
| 102 | |
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103 /** |
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104 * \typedef Sint8 |
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105 * \brief A signed 8-bit integer type. |
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106 */ |
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107 typedef int8_t Sint8; |
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108 /** |
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109 * \typedef Uint8 |
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110 * \brief An unsigned 8-bit integer type. |
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111 */ |
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112 typedef uint8_t Uint8; |
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113 /** |
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114 * \typedef Sint16 |
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115 * \brief A signed 16-bit integer type. |
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116 */ |
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117 typedef int16_t Sint16; |
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118 /** |
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119 * \typedef Uint16 |
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120 * \brief An unsigned 16-bit integer type. |
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121 */ |
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122 typedef uint16_t Uint16; |
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123 /** |
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124 * \typedef Sint32 |
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125 * \brief A signed 32-bit integer type. |
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126 */ |
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127 typedef int32_t Sint32; |
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128 /** |
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129 * \typedef Uint32 |
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130 * \brief An unsigned 32-bit integer type. |
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131 */ |
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132 typedef uint32_t Uint32; |
| 1357 | 133 |
| 134 #ifdef SDL_HAS_64BIT_TYPE | |
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135 /** |
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136 * \typedef Sint64 |
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137 * \brief A signed 64-bit integer type. |
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138 * \warning On platforms without any sort of 64-bit datatype, this is equivalent to Sint32! |
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139 */ |
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140 typedef int64_t Sint64; |
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141 /** |
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142 * \typedef Uint64 |
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143 * \brief An unsigned 64-bit integer type. |
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144 * \warning On platforms without any sort of 64-bit datatype, this is equivalent to Uint32! |
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145 */ |
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146 typedef uint64_t Uint64; |
| 1357 | 147 #else |
| 148 /* This is really just a hack to prevent the compiler from complaining */ | |
| 2048 | 149 typedef Sint32 Sint64; |
| 150 typedef Uint32 Uint64; | |
| 1357 | 151 #endif |
| 152 | |
| 153 /* Make sure the types really have the right sizes */ | |
| 154 #define SDL_COMPILE_TIME_ASSERT(name, x) \ | |
| 155 typedef int SDL_dummy_ ## name[(x) * 2 - 1] | |
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156 #ifndef DOXYGEN_SHOULD_IGNORE_THIS |
| 1357 | 157 SDL_COMPILE_TIME_ASSERT(uint8, sizeof(Uint8) == 1); |
| 158 SDL_COMPILE_TIME_ASSERT(sint8, sizeof(Sint8) == 1); | |
| 159 SDL_COMPILE_TIME_ASSERT(uint16, sizeof(Uint16) == 2); | |
| 160 SDL_COMPILE_TIME_ASSERT(sint16, sizeof(Sint16) == 2); | |
| 161 SDL_COMPILE_TIME_ASSERT(uint32, sizeof(Uint32) == 4); | |
| 162 SDL_COMPILE_TIME_ASSERT(sint32, sizeof(Sint32) == 4); | |
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163 #ifndef __NINTENDODS__ /* TODO: figure out why the following happens: |
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164 include/SDL_stdinc.h:150: error: size of array 'SDL_dummy_uint64' is negative |
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165 include/SDL_stdinc.h:151: error: size of array 'SDL_dummy_sint64' is negative */ |
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166 SDL_COMPILE_TIME_ASSERT(uint64, sizeof(Uint64) == 8); |
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167 SDL_COMPILE_TIME_ASSERT(sint64, sizeof(Sint64) == 8); |
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168 #endif |
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169 #endif /* DOXYGEN_SHOULD_IGNORE_THIS */ |
| 1357 | 170 |
| 171 /* Check to make sure enums are the size of ints, for structure packing. | |
| 172 For both Watcom C/C++ and Borland C/C++ the compiler option that makes | |
| 173 enums having the size of an int must be enabled. | |
| 174 This is "-b" for Borland C/C++ and "-ei" for Watcom C/C++ (v11). | |
| 175 */ | |
| 176 /* Enable enums always int in CodeWarrior (for MPW use "-enum int") */ | |
| 177 #ifdef __MWERKS__ | |
| 178 #pragma enumsalwaysint on | |
| 179 #endif | |
| 180 | |
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181 #ifndef DOXYGEN_SHOULD_IGNORE_THIS |
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182 #ifndef __NINTENDODS__ /* TODO: include/SDL_stdinc.h:174: error: size of array 'SDL_dummy_enum' is negative */ |
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183 typedef enum |
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184 { |
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185 DUMMY_ENUM_VALUE |
| 1357 | 186 } SDL_DUMMY_ENUM; |
| 187 | |
| 188 SDL_COMPILE_TIME_ASSERT(enum, sizeof(SDL_DUMMY_ENUM) == sizeof(int)); | |
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189 #endif |
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190 #endif /* DOXYGEN_SHOULD_IGNORE_THIS */ |
| 1357 | 191 |
| 192 #include "begin_code.h" | |
| 193 /* Set up for C function definitions, even when using C++ */ | |
| 194 #ifdef __cplusplus | |
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195 /* *INDENT-OFF* */ |
| 1357 | 196 extern "C" { |
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197 /* *INDENT-ON* */ |
| 1357 | 198 #endif |
| 199 | |
| 1626 | 200 #ifdef HAVE_MALLOC |
| 1357 | 201 #define SDL_malloc malloc |
| 202 #else | |
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203 extern DECLSPEC void *SDLCALL SDL_malloc(size_t size); |
| 1357 | 204 #endif |
| 205 | |
| 1626 | 206 #ifdef HAVE_CALLOC |
| 1357 | 207 #define SDL_calloc calloc |
| 208 #else | |
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209 extern DECLSPEC void *SDLCALL SDL_calloc(size_t nmemb, size_t size); |
| 1357 | 210 #endif |
| 211 | |
| 1626 | 212 #ifdef HAVE_REALLOC |
| 1357 | 213 #define SDL_realloc realloc |
| 214 #else | |
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215 extern DECLSPEC void *SDLCALL SDL_realloc(void *mem, size_t size); |
| 1357 | 216 #endif |
| 217 | |
| 1626 | 218 #ifdef HAVE_FREE |
| 1357 | 219 #define SDL_free free |
| 220 #else | |
| 221 extern DECLSPEC void SDLCALL SDL_free(void *mem); | |
| 222 #endif | |
| 223 | |
| 1626 | 224 #if defined(HAVE_ALLOCA) && !defined(alloca) |
| 225 # if defined(HAVE_ALLOCA_H) | |
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226 # include <alloca.h> |
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227 # elif defined(__GNUC__) |
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228 # define alloca __builtin_alloca |
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229 # elif defined(_MSC_VER) |
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230 # include <malloc.h> |
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231 # define alloca _alloca |
| 1769 | 232 # elif defined(__WATCOMC__) |
| 233 # include <malloc.h> | |
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234 # elif defined(__BORLANDC__) |
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235 # include <malloc.h> |
| 1870 | 236 # elif defined(__DMC__) |
| 237 # include <stdlib.h> | |
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238 # elif defined(__AIX__) |
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239 #pragma alloca |
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240 # elif defined(__MRC__) |
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241 void *alloca(unsigned); |
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242 # else |
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243 char *alloca(); |
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244 # endif |
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245 #endif |
| 1626 | 246 #ifdef HAVE_ALLOCA |
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247 #define SDL_stack_alloc(type, count) (type*)alloca(sizeof(type)*(count)) |
| 1357 | 248 #define SDL_stack_free(data) |
| 249 #else | |
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250 #define SDL_stack_alloc(type, count) (type*)SDL_malloc(sizeof(type)*(count)) |
| 1357 | 251 #define SDL_stack_free(data) SDL_free(data) |
| 252 #endif | |
| 253 | |
| 1626 | 254 #ifdef HAVE_GETENV |
| 1357 | 255 #define SDL_getenv getenv |
| 256 #else | |
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257 extern DECLSPEC char *SDLCALL SDL_getenv(const char *name); |
| 1357 | 258 #endif |
| 259 | |
| 1626 | 260 #ifdef HAVE_PUTENV |
| 1357 | 261 #define SDL_putenv putenv |
| 262 #else | |
| 263 extern DECLSPEC int SDLCALL SDL_putenv(const char *variable); | |
| 264 #endif | |
| 265 | |
| 1626 | 266 #ifdef HAVE_QSORT |
| 1357 | 267 #define SDL_qsort qsort |
| 268 #else | |
| 269 extern DECLSPEC void SDLCALL SDL_qsort(void *base, size_t nmemb, size_t size, | |
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270 int (*compare) (const void *, |
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271 const void *)); |
| 1357 | 272 #endif |
| 273 | |
| 1626 | 274 #ifdef HAVE_ABS |
| 1357 | 275 #define SDL_abs abs |
| 276 #else | |
| 277 #define SDL_abs(X) ((X) < 0 ? -(X) : (X)) | |
| 278 #endif | |
| 279 | |
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280 #define SDL_min(x, y) (((x) < (y)) ? (x) : (y)) |
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281 #define SDL_max(x, y) (((x) > (y)) ? (x) : (y)) |
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282 |
| 1626 | 283 #ifdef HAVE_CTYPE_H |
| 1357 | 284 #define SDL_isdigit(X) isdigit(X) |
| 285 #define SDL_isspace(X) isspace(X) | |
| 286 #define SDL_toupper(X) toupper(X) | |
| 287 #define SDL_tolower(X) tolower(X) | |
| 288 #else | |
| 289 #define SDL_isdigit(X) (((X) >= '0') && ((X) <= '9')) | |
| 290 #define SDL_isspace(X) (((X) == ' ') || ((X) == '\t') || ((X) == '\r') || ((X) == '\n')) | |
| 291 #define SDL_toupper(X) (((X) >= 'a') && ((X) <= 'z') ? ('A'+((X)-'a')) : (X)) | |
| 292 #define SDL_tolower(X) (((X) >= 'A') && ((X) <= 'Z') ? ('a'+((X)-'A')) : (X)) | |
| 293 #endif | |
| 294 | |
| 1626 | 295 #ifdef HAVE_MEMSET |
| 1357 | 296 #define SDL_memset memset |
| 297 #else | |
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298 extern DECLSPEC void *SDLCALL SDL_memset(void *dst, int c, size_t len); |
| 1357 | 299 #endif |
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300 #define SDL_zero(x) SDL_memset(&(x), 0, sizeof((x))) |
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301 #define SDL_zerop(x) SDL_memset((x), 0, sizeof(*(x))) |
| 1357 | 302 |
| 2157 | 303 #if defined(__GNUC__) && defined(i386) |
| 1357 | 304 #define SDL_memset4(dst, val, len) \ |
| 305 do { \ | |
| 306 int u0, u1, u2; \ | |
| 307 __asm__ __volatile__ ( \ | |
| 308 "cld\n\t" \ | |
| 309 "rep ; stosl\n\t" \ | |
| 310 : "=&D" (u0), "=&a" (u1), "=&c" (u2) \ | |
| 3067 | 311 : "0" (dst), "1" (val), "2" (SDL_static_cast(Uint32, len)) \ |
| 1357 | 312 : "memory" ); \ |
| 313 } while(0) | |
| 314 #endif | |
| 315 #ifndef SDL_memset4 | |
| 316 #define SDL_memset4(dst, val, len) \ | |
| 317 do { \ | |
| 318 unsigned _count = (len); \ | |
| 319 unsigned _n = (_count + 3) / 4; \ | |
| 3067 | 320 Uint32 *_p = SDL_static_cast(Uint32 *, dst); \ |
| 1357 | 321 Uint32 _val = (val); \ |
| 322 switch (_count % 4) { \ | |
| 323 case 0: do { *_p++ = _val; \ | |
| 324 case 3: *_p++ = _val; \ | |
| 325 case 2: *_p++ = _val; \ | |
| 326 case 1: *_p++ = _val; \ | |
| 327 } while ( --_n ); \ | |
| 328 } \ | |
| 329 } while(0) | |
| 330 #endif | |
| 331 | |
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332 /* We can count on memcpy existing on Mac OS X and being well-tuned. */ |
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333 #if defined(__MACH__) && defined(__APPLE__) |
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334 #define SDL_memcpy(dst, src, len) memcpy(dst, src, len) |
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335 #elif defined(__GNUC__) && defined(i386) |
| 1357 | 336 #define SDL_memcpy(dst, src, len) \ |
| 337 do { \ | |
| 338 int u0, u1, u2; \ | |
| 339 __asm__ __volatile__ ( \ | |
| 340 "cld\n\t" \ | |
| 341 "rep ; movsl\n\t" \ | |
| 342 "testb $2,%b4\n\t" \ | |
| 343 "je 1f\n\t" \ | |
| 344 "movsw\n" \ | |
| 345 "1:\ttestb $1,%b4\n\t" \ | |
| 346 "je 2f\n\t" \ | |
| 347 "movsb\n" \ | |
| 348 "2:" \ | |
| 349 : "=&c" (u0), "=&D" (u1), "=&S" (u2) \ | |
| 3067 | 350 : "0" (SDL_static_cast(unsigned, len)/4), "q" (len), "1" (dst),"2" (src) \ |
| 1357 | 351 : "memory" ); \ |
| 352 } while(0) | |
| 353 #endif | |
| 354 #ifndef SDL_memcpy | |
| 1626 | 355 #ifdef HAVE_MEMCPY |
| 1357 | 356 #define SDL_memcpy memcpy |
| 1626 | 357 #elif defined(HAVE_BCOPY) |
| 1357 | 358 #define SDL_memcpy(d, s, n) bcopy((s), (d), (n)) |
| 359 #else | |
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360 extern DECLSPEC void *SDLCALL SDL_memcpy(void *dst, const void *src, |
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361 size_t len); |
| 1357 | 362 #endif |
| 363 #endif | |
| 364 | |
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365 /* We can count on memcpy existing on Mac OS X and being well-tuned. */ |
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366 #if defined(__MACH__) && defined(__APPLE__) |
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367 #define SDL_memcpy4(dst, src, len) memcpy(dst, src, (len)*4) |
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368 #elif defined(__GNUC__) && defined(i386) |
| 1357 | 369 #define SDL_memcpy4(dst, src, len) \ |
| 370 do { \ | |
| 371 int ecx, edi, esi; \ | |
| 372 __asm__ __volatile__ ( \ | |
| 373 "cld\n\t" \ | |
| 374 "rep ; movsl" \ | |
| 375 : "=&c" (ecx), "=&D" (edi), "=&S" (esi) \ | |
| 3067 | 376 : "0" (SDL_static_cast(unsigned, len)), "1" (dst), "2" (src) \ |
| 1357 | 377 : "memory" ); \ |
| 378 } while(0) | |
| 379 #endif | |
| 380 #ifndef SDL_memcpy4 | |
| 381 #define SDL_memcpy4(dst, src, len) SDL_memcpy(dst, src, (len) << 2) | |
| 382 #endif | |
| 383 | |
| 384 #if defined(__GNUC__) && defined(i386) | |
| 385 #define SDL_revcpy(dst, src, len) \ | |
| 386 do { \ | |
| 387 int u0, u1, u2; \ | |
| 3067 | 388 char *dstp = SDL_static_cast(char *, dst); \ |
| 389 char *srcp = SDL_static_cast(char *, src); \ | |
| 1357 | 390 int n = (len); \ |
| 391 if ( n >= 4 ) { \ | |
| 392 __asm__ __volatile__ ( \ | |
| 393 "std\n\t" \ | |
| 394 "rep ; movsl\n\t" \ | |
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395 "cld\n\t" \ |
| 1357 | 396 : "=&c" (u0), "=&D" (u1), "=&S" (u2) \ |
| 397 : "0" (n >> 2), \ | |
| 398 "1" (dstp+(n-4)), "2" (srcp+(n-4)) \ | |
| 399 : "memory" ); \ | |
| 400 } \ | |
| 401 switch (n & 3) { \ | |
| 402 case 3: dstp[2] = srcp[2]; \ | |
| 403 case 2: dstp[1] = srcp[1]; \ | |
| 404 case 1: dstp[0] = srcp[0]; \ | |
| 405 break; \ | |
| 406 default: \ | |
| 407 break; \ | |
| 408 } \ | |
| 409 } while(0) | |
| 410 #endif | |
| 411 #ifndef SDL_revcpy | |
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412 extern DECLSPEC void *SDLCALL SDL_revcpy(void *dst, const void *src, |
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413 size_t len); |
| 1357 | 414 #endif |
| 415 | |
| 1626 | 416 #ifdef HAVE_MEMMOVE |
| 1357 | 417 #define SDL_memmove memmove |
| 1626 | 418 #elif defined(HAVE_BCOPY) |
| 1357 | 419 #define SDL_memmove(d, s, n) bcopy((s), (d), (n)) |
| 420 #else | |
| 421 #define SDL_memmove(dst, src, len) \ | |
| 422 do { \ | |
| 423 if ( dst < src ) { \ | |
| 424 SDL_memcpy(dst, src, len); \ | |
| 425 } else { \ | |
| 426 SDL_revcpy(dst, src, len); \ | |
| 427 } \ | |
| 428 } while(0) | |
| 429 #endif | |
| 430 | |
| 1626 | 431 #ifdef HAVE_MEMCMP |
| 1357 | 432 #define SDL_memcmp memcmp |
| 433 #else | |
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434 extern DECLSPEC int SDLCALL SDL_memcmp(const void *s1, const void *s2, |
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435 size_t len); |
| 1357 | 436 #endif |
| 437 | |
| 1626 | 438 #ifdef HAVE_STRLEN |
| 1357 | 439 #define SDL_strlen strlen |
| 440 #else | |
| 441 extern DECLSPEC size_t SDLCALL SDL_strlen(const char *string); | |
| 442 #endif | |
| 443 | |
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444 #ifdef HAVE_WCSLEN |
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445 #define SDL_wcslen wcslen |
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446 #else |
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447 #if !defined(wchar_t) && defined(__NINTENDODS__) |
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448 #define wchar_t short /* TODO: figure out why libnds doesn't have this */ |
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449 #endif |
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450 extern DECLSPEC size_t SDLCALL SDL_wcslen(const wchar_t * string); |
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451 #endif |
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452 |
| 1626 | 453 #ifdef HAVE_STRLCPY |
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454 #define SDL_strlcpy strlcpy |
| 1357 | 455 #else |
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456 extern DECLSPEC size_t SDLCALL SDL_strlcpy(char *dst, const char *src, |
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457 size_t maxlen); |
| 1357 | 458 #endif |
| 459 | |
| 1626 | 460 #ifdef HAVE_STRLCAT |
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461 #define SDL_strlcat strlcat |
| 1357 | 462 #else |
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463 extern DECLSPEC size_t SDLCALL SDL_strlcat(char *dst, const char *src, |
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464 size_t maxlen); |
| 1357 | 465 #endif |
| 466 | |
| 1626 | 467 #ifdef HAVE_STRDUP |
| 1357 | 468 #define SDL_strdup strdup |
| 469 #else | |
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470 extern DECLSPEC char *SDLCALL SDL_strdup(const char *string); |
| 1357 | 471 #endif |
| 472 | |
| 1626 | 473 #ifdef HAVE__STRREV |
| 1357 | 474 #define SDL_strrev _strrev |
| 475 #else | |
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476 extern DECLSPEC char *SDLCALL SDL_strrev(char *string); |
| 1357 | 477 #endif |
| 478 | |
| 1626 | 479 #ifdef HAVE__STRUPR |
| 1357 | 480 #define SDL_strupr _strupr |
| 481 #else | |
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482 extern DECLSPEC char *SDLCALL SDL_strupr(char *string); |
| 1357 | 483 #endif |
| 484 | |
| 1626 | 485 #ifdef HAVE__STRLWR |
| 1357 | 486 #define SDL_strlwr _strlwr |
| 487 #else | |
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488 extern DECLSPEC char *SDLCALL SDL_strlwr(char *string); |
| 1357 | 489 #endif |
| 490 | |
| 1626 | 491 #ifdef HAVE_STRCHR |
| 1357 | 492 #define SDL_strchr strchr |
| 1626 | 493 #elif defined(HAVE_INDEX) |
| 1357 | 494 #define SDL_strchr index |
| 495 #else | |
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496 extern DECLSPEC char *SDLCALL SDL_strchr(const char *string, int c); |
| 1357 | 497 #endif |
| 498 | |
| 1626 | 499 #ifdef HAVE_STRRCHR |
| 1357 | 500 #define SDL_strrchr strrchr |
| 1626 | 501 #elif defined(HAVE_RINDEX) |
| 1357 | 502 #define SDL_strrchr rindex |
| 503 #else | |
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504 extern DECLSPEC char *SDLCALL SDL_strrchr(const char *string, int c); |
| 1357 | 505 #endif |
| 506 | |
| 1626 | 507 #ifdef HAVE_STRSTR |
| 1357 | 508 #define SDL_strstr strstr |
| 509 #else | |
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510 extern DECLSPEC char *SDLCALL SDL_strstr(const char *haystack, |
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511 const char *needle); |
| 1357 | 512 #endif |
| 513 | |
| 1626 | 514 #ifdef HAVE_ITOA |
| 1357 | 515 #define SDL_itoa itoa |
| 516 #else | |
| 517 #define SDL_itoa(value, string, radix) SDL_ltoa((long)value, string, radix) | |
| 518 #endif | |
| 519 | |
| 1626 | 520 #ifdef HAVE__LTOA |
| 1357 | 521 #define SDL_ltoa _ltoa |
| 522 #else | |
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523 extern DECLSPEC char *SDLCALL SDL_ltoa(long value, char *string, int radix); |
| 1357 | 524 #endif |
| 525 | |
| 1626 | 526 #ifdef HAVE__UITOA |
| 1357 | 527 #define SDL_uitoa _uitoa |
| 528 #else | |
| 529 #define SDL_uitoa(value, string, radix) SDL_ultoa((long)value, string, radix) | |
| 530 #endif | |
| 531 | |
| 1626 | 532 #ifdef HAVE__ULTOA |
| 1357 | 533 #define SDL_ultoa _ultoa |
| 534 #else | |
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535 extern DECLSPEC char *SDLCALL SDL_ultoa(unsigned long value, char *string, |
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536 int radix); |
| 1357 | 537 #endif |
| 538 | |
| 1626 | 539 #ifdef HAVE_STRTOL |
| 1357 | 540 #define SDL_strtol strtol |
| 541 #else | |
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542 extern DECLSPEC long SDLCALL SDL_strtol(const char *string, char **endp, |
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543 int base); |
| 1357 | 544 #endif |
| 545 | |
| 1626 | 546 #ifdef HAVE_STRTOUL |
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547 #define SDL_strtoul strtoul |
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548 #else |
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549 extern DECLSPEC unsigned long SDLCALL SDL_strtoul(const char *string, |
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550 char **endp, int base); |
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551 #endif |
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552 |
| 1626 | 553 #ifdef SDL_HAS_64BIT_TYPE |
| 1357 | 554 |
| 1626 | 555 #ifdef HAVE__I64TOA |
| 1357 | 556 #define SDL_lltoa _i64toa |
| 557 #else | |
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558 extern DECLSPEC char *SDLCALL SDL_lltoa(Sint64 value, char *string, |
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559 int radix); |
| 1357 | 560 #endif |
| 561 | |
| 1626 | 562 #ifdef HAVE__UI64TOA |
| 1357 | 563 #define SDL_ulltoa _ui64toa |
| 564 #else | |
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565 extern DECLSPEC char *SDLCALL SDL_ulltoa(Uint64 value, char *string, |
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566 int radix); |
| 1357 | 567 #endif |
| 568 | |
| 1626 | 569 #ifdef HAVE_STRTOLL |
| 1357 | 570 #define SDL_strtoll strtoll |
| 571 #else | |
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572 extern DECLSPEC Sint64 SDLCALL SDL_strtoll(const char *string, char **endp, |
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573 int base); |
| 1357 | 574 #endif |
| 575 | |
| 1626 | 576 #ifdef HAVE_STRTOULL |
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577 #define SDL_strtoull strtoull |
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578 #else |
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579 extern DECLSPEC Uint64 SDLCALL SDL_strtoull(const char *string, char **endp, |
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580 int base); |
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581 #endif |
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582 |
| 1357 | 583 #endif /* SDL_HAS_64BIT_TYPE */ |
| 584 | |
| 1626 | 585 #ifdef HAVE_STRTOD |
| 1357 | 586 #define SDL_strtod strtod |
| 587 #else | |
| 588 extern DECLSPEC double SDLCALL SDL_strtod(const char *string, char **endp); | |
| 589 #endif | |
| 590 | |
| 1626 | 591 #ifdef HAVE_ATOI |
| 1357 | 592 #define SDL_atoi atoi |
| 593 #else | |
| 594 #define SDL_atoi(X) SDL_strtol(X, NULL, 0) | |
| 595 #endif | |
| 596 | |
| 1626 | 597 #ifdef HAVE_ATOF |
| 1357 | 598 #define SDL_atof atof |
| 599 #else | |
| 600 #define SDL_atof(X) SDL_strtod(X, NULL) | |
| 601 #endif | |
| 602 | |
| 1626 | 603 #ifdef HAVE_STRCMP |
| 1357 | 604 #define SDL_strcmp strcmp |
| 605 #else | |
| 606 extern DECLSPEC int SDLCALL SDL_strcmp(const char *str1, const char *str2); | |
| 607 #endif | |
| 608 | |
| 1626 | 609 #ifdef HAVE_STRNCMP |
| 1357 | 610 #define SDL_strncmp strncmp |
| 611 #else | |
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612 extern DECLSPEC int SDLCALL SDL_strncmp(const char *str1, const char *str2, |
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613 size_t maxlen); |
| 1357 | 614 #endif |
| 615 | |
| 1626 | 616 #ifdef HAVE_STRCASECMP |
| 1357 | 617 #define SDL_strcasecmp strcasecmp |
| 1626 | 618 #elif defined(HAVE__STRICMP) |
| 1510 | 619 #define SDL_strcasecmp _stricmp |
| 1357 | 620 #else |
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621 extern DECLSPEC int SDLCALL SDL_strcasecmp(const char *str1, |
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622 const char *str2); |
| 1357 | 623 #endif |
| 624 | |
| 1626 | 625 #ifdef HAVE_STRNCASECMP |
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626 #define SDL_strncasecmp strncasecmp |
| 1626 | 627 #elif defined(HAVE__STRNICMP) |
| 1512 | 628 #define SDL_strncasecmp _strnicmp |
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629 #else |
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630 extern DECLSPEC int SDLCALL SDL_strncasecmp(const char *str1, |
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631 const char *str2, size_t maxlen); |
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632 #endif |
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633 |
| 1626 | 634 #ifdef HAVE_SSCANF |
| 1357 | 635 #define SDL_sscanf sscanf |
| 636 #else | |
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637 extern DECLSPEC int SDLCALL SDL_sscanf(const char *text, const char *fmt, |
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638 ...); |
| 1357 | 639 #endif |
| 640 | |
| 1626 | 641 #ifdef HAVE_SNPRINTF |
| 1357 | 642 #define SDL_snprintf snprintf |
| 643 #else | |
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644 extern DECLSPEC int SDLCALL SDL_snprintf(char *text, size_t maxlen, |
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645 const char *fmt, ...); |
| 1357 | 646 #endif |
| 647 | |
| 1626 | 648 #ifdef HAVE_VSNPRINTF |
| 1357 | 649 #define SDL_vsnprintf vsnprintf |
| 650 #else | |
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651 extern DECLSPEC int SDLCALL SDL_vsnprintf(char *text, size_t maxlen, |
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652 const char *fmt, va_list ap); |
| 1357 | 653 #endif |
| 654 | |
|
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655 #ifndef HAVE_M_PI |
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656 #define M_PI 3.14159265358979323846264338327950288 /* pi */ |
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657 #endif |
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658 |
| 3032 | 659 #ifdef HAVE_CEIL |
| 660 #define SDL_ceil ceil | |
| 661 #else | |
| 662 #define SDL_ceil(x) ((double)(int)((x)+0.5)) | |
| 663 #endif | |
| 664 | |
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665 #ifdef HAVE_COPYSIGN |
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666 #define SDL_copysign copysign |
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667 #else |
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668 extern DECLSPEC double SDLCALL SDL_copysign(double x, double y); |
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669 #endif |
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670 |
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671 #ifdef HAVE_COS |
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672 #define SDL_cos cos |
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673 #else |
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674 extern DECLSPEC double SDLCALL SDL_cos(double x); |
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675 #endif |
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676 |
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677 #ifdef HAVE_COSF |
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678 #define SDL_cosf cosf |
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679 #else |
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680 #define SDL_cosf(x) (float)SDL_cos((double)x) |
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681 #endif |
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682 |
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683 #ifdef HAVE_FABS |
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684 #define SDL_fabs fabs |
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685 #else |
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686 extern DECLSPEC double SDLCALL SDL_fabs(double x); |
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687 #endif |
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688 |
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689 #ifdef HAVE_FLOOR |
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690 #define SDL_floor floor |
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691 #else |
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692 extern DECLSPEC double SDLCALL SDL_floor(double x); |
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693 #endif |
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694 |
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695 #ifdef HAVE_LOG |
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696 #define SDL_log log |
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697 #else |
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698 extern DECLSPEC double SDLCALL SDL_log(double x); |
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699 #endif |
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700 |
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701 #ifdef HAVE_POW |
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702 #define SDL_pow pow |
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703 #else |
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704 extern DECLSPEC double SDLCALL SDL_pow(double x, double y); |
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705 #endif |
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706 |
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707 #ifdef HAVE_SCALBN |
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708 #define SDL_scalbn scalbn |
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709 #else |
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710 extern DECLSPEC double SDLCALL SDL_scalbn(double x, int n); |
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711 #endif |
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712 |
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713 #ifdef HAVE_SIN |
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714 #define SDL_sin sin |
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715 #else |
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716 extern DECLSPEC double SDLCALL SDL_sin(double x); |
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717 #endif |
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718 |
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719 #ifdef HAVE_SINF |
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720 #define SDL_sinf sinf |
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721 #else |
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722 #define SDL_sinf(x) (float)SDL_sin((double)x) |
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723 #endif |
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724 |
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725 #ifdef HAVE_SQRT |
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726 #define SDL_sqrt sqrt |
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727 #else |
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728 extern DECLSPEC double SDLCALL SDL_sqrt(double x); |
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729 #endif |
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730 |
|
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731 /* The SDL implementation of iconv() returns these error codes */ |
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732 #define SDL_ICONV_ERROR (size_t)-1 |
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733 #define SDL_ICONV_E2BIG (size_t)-2 |
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734 #define SDL_ICONV_EILSEQ (size_t)-3 |
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735 #define SDL_ICONV_EINVAL (size_t)-4 |
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736 |
| 1626 | 737 #ifdef HAVE_ICONV |
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738 #define SDL_iconv_t iconv_t |
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739 #define SDL_iconv_open iconv_open |
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740 #define SDL_iconv_close iconv_close |
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741 #else |
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742 typedef struct _SDL_iconv_t *SDL_iconv_t; |
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743 extern DECLSPEC SDL_iconv_t SDLCALL SDL_iconv_open(const char *tocode, |
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744 const char *fromcode); |
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745 extern DECLSPEC int SDLCALL SDL_iconv_close(SDL_iconv_t cd); |
|
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746 #endif |
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747 extern DECLSPEC size_t SDLCALL SDL_iconv(SDL_iconv_t cd, const char **inbuf, |
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748 size_t * inbytesleft, char **outbuf, |
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749 size_t * outbytesleft); |
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750 /* This function converts a string between encodings in one pass, returning a |
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751 string that must be freed with SDL_free() or NULL on error. |
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752 */ |
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753 extern DECLSPEC char *SDLCALL SDL_iconv_string(const char *tocode, |
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754 const char *fromcode, |
|
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755 const char *inbuf, |
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756 size_t inbytesleft); |
|
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757 #define SDL_iconv_utf8_locale(S) SDL_iconv_string("", "UTF-8", S, SDL_strlen(S)+1) |
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758 #define SDL_iconv_utf8_ucs2(S) (Uint16 *)SDL_iconv_string("UCS-2", "UTF-8", S, SDL_strlen(S)+1) |
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759 #define SDL_iconv_utf8_ucs4(S) (Uint32 *)SDL_iconv_string("UCS-4", "UTF-8", S, SDL_strlen(S)+1) |
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760 |
| 1357 | 761 /* Ends C function definitions when using C++ */ |
| 762 #ifdef __cplusplus | |
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763 /* *INDENT-OFF* */ |
| 1357 | 764 } |
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765 /* *INDENT-ON* */ |
| 1357 | 766 #endif |
| 767 #include "close_code.h" | |
| 768 | |
| 769 #endif /* _SDL_stdinc_h */ | |
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770 |
|
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771 /* vi: set ts=4 sw=4 expandtab: */ |