Mercurial > sdl-ios-xcode
annotate include/SDL_stdinc.h @ 4755:436183eb30c8
Merge with main repo (mainly for non-printable character fix)
| author | dewyatt |
|---|---|
| date | Sun, 18 Jul 2010 13:48:23 -0400 |
| parents | 2072fed2f583 bff93336121e |
| children | e2f4e31b41fc |
| rev | line source |
|---|---|
| 4755 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 3 Copyright (C) 1997-2010 Sam Lantinga | |
| 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 | |
| 23 /** | |
| 24 * \file SDL_stdinc.h | |
| 25 * | |
| 26 * This is a general header that includes C language support. | |
| 27 */ | |
| 28 | |
| 29 #ifndef _SDL_stdinc_h | |
| 30 #define _SDL_stdinc_h | |
| 31 | |
| 32 #include "SDL_config.h" | |
| 33 | |
| 34 | |
| 35 #ifdef HAVE_SYS_TYPES_H | |
| 36 #include <sys/types.h> | |
| 37 #endif | |
| 38 #ifdef HAVE_STDIO_H | |
| 39 #include <stdio.h> | |
| 40 #endif | |
| 41 #if defined(STDC_HEADERS) | |
| 42 # include <stdlib.h> | |
| 43 # include <stddef.h> | |
| 44 # include <stdarg.h> | |
| 45 #else | |
| 46 # if defined(HAVE_STDLIB_H) | |
| 47 # include <stdlib.h> | |
| 48 # elif defined(HAVE_MALLOC_H) | |
| 49 # include <malloc.h> | |
| 50 # endif | |
| 51 # if defined(HAVE_STDDEF_H) | |
| 52 # include <stddef.h> | |
| 53 # endif | |
| 54 # if defined(HAVE_STDARG_H) | |
| 55 # include <stdarg.h> | |
| 56 # endif | |
| 57 #endif | |
| 58 #ifdef HAVE_STRING_H | |
| 59 # if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H) | |
| 60 # include <memory.h> | |
| 61 # endif | |
| 62 # include <string.h> | |
| 63 #endif | |
| 64 #ifdef HAVE_STRINGS_H | |
| 65 # include <strings.h> | |
| 66 #endif | |
| 67 #if defined(HAVE_INTTYPES_H) | |
| 68 # include <inttypes.h> | |
| 69 #elif defined(HAVE_STDINT_H) | |
| 70 # include <stdint.h> | |
| 71 #endif | |
| 72 #ifdef HAVE_CTYPE_H | |
| 73 # include <ctype.h> | |
| 74 #endif | |
| 75 #ifdef HAVE_MATH_H | |
| 76 # include <math.h> | |
| 77 #endif | |
| 78 #if defined(HAVE_ICONV) && defined(HAVE_ICONV_H) | |
| 79 # include <iconv.h> | |
| 80 #endif | |
| 81 | |
| 82 /** | |
| 83 * The number of elements in an array. | |
| 84 */ | |
| 85 #define SDL_arraysize(array) (sizeof(array)/sizeof(array[0])) | |
| 86 #define SDL_TABLESIZE(table) SDL_arraysize(table) | |
| 87 | |
| 88 /** | |
| 89 * \name Cast operators | |
| 90 * | |
| 91 * Use proper C++ casts when compiled as C++ to be compatible with the option | |
| 92 * -Wold-style-cast of GCC (and -Werror=old-style-cast in GCC 4.2 and above). | |
| 93 */ | |
| 94 /*@{*/ | |
| 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 | |
| 102 /*@}*//*Cast operators*/ | |
| 103 | |
| 104 /* Define a four character code as a Uint32 */ | |
| 105 #define SDL_FOURCC(A, B, C, D) \ | |
| 106 ((SDL_static_cast(Uint32, SDL_static_cast(Uint8, (A))) << 0) | \ | |
| 107 (SDL_static_cast(Uint32, SDL_static_cast(Uint8, (B))) << 8) | \ | |
| 108 (SDL_static_cast(Uint32, SDL_static_cast(Uint8, (C))) << 16) | \ | |
| 109 (SDL_static_cast(Uint32, SDL_static_cast(Uint8, (D))) << 24)) | |
| 110 | |
| 111 /** | |
| 112 * \name Basic data types | |
| 113 */ | |
| 114 /*@{*/ | |
| 115 | |
| 116 typedef enum | |
| 117 { | |
| 118 SDL_FALSE = 0, | |
| 119 SDL_TRUE = 1 | |
| 120 } SDL_bool; | |
| 121 | |
| 122 /** | |
| 123 * \brief A signed 8-bit integer type. | |
| 124 */ | |
| 125 typedef int8_t Sint8; | |
| 126 /** | |
| 127 * \brief An unsigned 8-bit integer type. | |
| 128 */ | |
| 129 typedef uint8_t Uint8; | |
| 130 /** | |
| 131 * \brief A signed 16-bit integer type. | |
| 132 */ | |
| 133 typedef int16_t Sint16; | |
| 134 /** | |
| 135 * \brief An unsigned 16-bit integer type. | |
| 136 */ | |
| 137 typedef uint16_t Uint16; | |
| 138 /** | |
| 139 * \brief A signed 32-bit integer type. | |
| 140 */ | |
| 141 typedef int32_t Sint32; | |
| 142 /** | |
| 143 * \brief An unsigned 32-bit integer type. | |
| 144 */ | |
| 145 typedef uint32_t Uint32; | |
| 146 | |
| 147 #ifdef SDL_HAS_64BIT_TYPE | |
| 148 /** | |
| 149 * \brief A signed 64-bit integer type. | |
| 150 * \warning On platforms without any sort of 64-bit datatype, this is equivalent to Sint32! | |
| 151 */ | |
| 152 typedef int64_t Sint64; | |
| 153 /** | |
| 154 * \brief An unsigned 64-bit integer type. | |
| 155 * \warning On platforms without any sort of 64-bit datatype, this is equivalent to Uint32! | |
| 156 */ | |
| 157 typedef uint64_t Uint64; | |
| 158 #else | |
| 159 /* This is really just a hack to prevent the compiler from complaining */ | |
| 160 typedef Sint32 Sint64; | |
| 161 typedef Uint32 Uint64; | |
| 162 #endif | |
| 163 | |
| 164 /*@}*//*Basic data types*/ | |
| 165 | |
| 166 | |
| 167 #define SDL_COMPILE_TIME_ASSERT(name, x) \ | |
| 168 typedef int SDL_dummy_ ## name[(x) * 2 - 1] | |
| 169 /** \cond */ | |
| 170 #ifndef DOXYGEN_SHOULD_IGNORE_THIS | |
| 171 SDL_COMPILE_TIME_ASSERT(uint8, sizeof(Uint8) == 1); | |
| 172 SDL_COMPILE_TIME_ASSERT(sint8, sizeof(Sint8) == 1); | |
| 173 SDL_COMPILE_TIME_ASSERT(uint16, sizeof(Uint16) == 2); | |
| 174 SDL_COMPILE_TIME_ASSERT(sint16, sizeof(Sint16) == 2); | |
| 175 SDL_COMPILE_TIME_ASSERT(uint32, sizeof(Uint32) == 4); | |
| 176 SDL_COMPILE_TIME_ASSERT(sint32, sizeof(Sint32) == 4); | |
| 177 #ifndef __NINTENDODS__ /* TODO: figure out why the following happens: | |
| 178 include/SDL_stdinc.h:150: error: size of array 'SDL_dummy_uint64' is negative | |
| 179 include/SDL_stdinc.h:151: error: size of array 'SDL_dummy_sint64' is negative */ | |
| 180 SDL_COMPILE_TIME_ASSERT(uint64, sizeof(Uint64) == 8); | |
| 181 SDL_COMPILE_TIME_ASSERT(sint64, sizeof(Sint64) == 8); | |
| 182 #endif | |
| 183 #endif /* DOXYGEN_SHOULD_IGNORE_THIS */ | |
| 184 /** \endcond */ | |
| 185 | |
| 186 /* Check to make sure enums are the size of ints, for structure packing. | |
| 187 For both Watcom C/C++ and Borland C/C++ the compiler option that makes | |
| 188 enums having the size of an int must be enabled. | |
| 189 This is "-b" for Borland C/C++ and "-ei" for Watcom C/C++ (v11). | |
| 190 */ | |
| 191 /* Enable enums always int in CodeWarrior (for MPW use "-enum int") */ | |
| 192 #ifdef __MWERKS__ | |
| 193 #pragma enumsalwaysint on | |
| 194 #endif | |
| 195 | |
| 196 /** \cond */ | |
| 197 #ifndef DOXYGEN_SHOULD_IGNORE_THIS | |
| 198 #ifndef __NINTENDODS__ /* TODO: include/SDL_stdinc.h:174: error: size of array 'SDL_dummy_enum' is negative */ | |
| 199 typedef enum | |
| 200 { | |
| 201 DUMMY_ENUM_VALUE | |
| 202 } SDL_DUMMY_ENUM; | |
| 203 | |
| 204 SDL_COMPILE_TIME_ASSERT(enum, sizeof(SDL_DUMMY_ENUM) == sizeof(int)); | |
| 205 #endif | |
| 206 #endif /* DOXYGEN_SHOULD_IGNORE_THIS */ | |
| 207 /** \endcond */ | |
| 208 | |
| 209 #include "begin_code.h" | |
| 210 /* Set up for C function definitions, even when using C++ */ | |
| 211 #ifdef __cplusplus | |
| 212 /* *INDENT-OFF* */ | |
| 213 extern "C" { | |
| 214 /* *INDENT-ON* */ | |
| 215 #endif | |
| 216 | |
| 217 #ifdef HAVE_MALLOC | |
| 218 #define SDL_malloc malloc | |
| 219 #else | |
| 220 extern DECLSPEC void *SDLCALL SDL_malloc(size_t size); | |
| 221 #endif | |
| 222 | |
| 223 #ifdef HAVE_CALLOC | |
| 224 #define SDL_calloc calloc | |
| 225 #else | |
| 226 extern DECLSPEC void *SDLCALL SDL_calloc(size_t nmemb, size_t size); | |
| 227 #endif | |
| 228 | |
| 229 #ifdef HAVE_REALLOC | |
| 230 #define SDL_realloc realloc | |
| 231 #else | |
| 232 extern DECLSPEC void *SDLCALL SDL_realloc(void *mem, size_t size); | |
| 233 #endif | |
| 234 | |
| 235 #ifdef HAVE_FREE | |
| 236 #define SDL_free free | |
| 237 #else | |
| 238 extern DECLSPEC void SDLCALL SDL_free(void *mem); | |
| 239 #endif | |
| 240 | |
| 241 #if defined(HAVE_ALLOCA) && !defined(alloca) | |
| 242 # if defined(HAVE_ALLOCA_H) | |
| 243 # include <alloca.h> | |
| 244 # elif defined(__GNUC__) | |
| 245 # define alloca __builtin_alloca | |
| 246 # elif defined(_MSC_VER) | |
| 247 # include <malloc.h> | |
| 248 # define alloca _alloca | |
| 249 # elif defined(__WATCOMC__) | |
| 250 # include <malloc.h> | |
| 251 # elif defined(__BORLANDC__) | |
| 252 # include <malloc.h> | |
| 253 # elif defined(__DMC__) | |
| 254 # include <stdlib.h> | |
| 255 # elif defined(__AIX__) | |
| 256 #pragma alloca | |
| 257 # elif defined(__MRC__) | |
| 258 void *alloca(unsigned); | |
| 259 # else | |
| 260 char *alloca(); | |
| 261 # endif | |
| 262 #endif | |
| 263 #ifdef HAVE_ALLOCA | |
| 264 #define SDL_stack_alloc(type, count) (type*)alloca(sizeof(type)*(count)) | |
| 265 #define SDL_stack_free(data) | |
| 266 #else | |
| 267 #define SDL_stack_alloc(type, count) (type*)SDL_malloc(sizeof(type)*(count)) | |
| 268 #define SDL_stack_free(data) SDL_free(data) | |
| 269 #endif | |
| 270 | |
| 271 #ifdef HAVE_GETENV | |
| 272 #define SDL_getenv getenv | |
| 273 #else | |
| 274 extern DECLSPEC char *SDLCALL SDL_getenv(const char *name); | |
| 275 #endif | |
| 276 | |
| 277 /* SDL_putenv() has moved to SDL_compat. */ | |
| 278 #ifdef HAVE_SETENV | |
| 279 #define SDL_setenv setenv | |
| 280 #else | |
| 281 extern DECLSPEC int SDLCALL SDL_setenv(const char *name, const char *value, | |
| 282 int overwrite); | |
| 283 #endif | |
| 284 | |
| 285 #ifdef HAVE_QSORT | |
| 286 #define SDL_qsort qsort | |
| 287 #else | |
| 288 extern DECLSPEC void SDLCALL SDL_qsort(void *base, size_t nmemb, size_t size, | |
| 289 int (*compare) (const void *, | |
| 290 const void *)); | |
| 291 #endif | |
| 292 | |
| 293 #ifdef HAVE_ABS | |
| 294 #define SDL_abs abs | |
| 295 #else | |
| 296 #define SDL_abs(X) ((X) < 0 ? -(X) : (X)) | |
| 297 #endif | |
| 298 | |
| 299 #define SDL_min(x, y) (((x) < (y)) ? (x) : (y)) | |
| 300 #define SDL_max(x, y) (((x) > (y)) ? (x) : (y)) | |
| 301 | |
| 302 #ifdef HAVE_CTYPE_H | |
| 303 #define SDL_isdigit(X) isdigit(X) | |
| 304 #define SDL_isspace(X) isspace(X) | |
| 305 #define SDL_toupper(X) toupper(X) | |
| 306 #define SDL_tolower(X) tolower(X) | |
| 307 #else | |
| 308 #define SDL_isdigit(X) (((X) >= '0') && ((X) <= '9')) | |
| 309 #define SDL_isspace(X) (((X) == ' ') || ((X) == '\t') || ((X) == '\r') || ((X) == '\n')) | |
| 310 #define SDL_toupper(X) (((X) >= 'a') && ((X) <= 'z') ? ('A'+((X)-'a')) : (X)) | |
| 311 #define SDL_tolower(X) (((X) >= 'A') && ((X) <= 'Z') ? ('a'+((X)-'A')) : (X)) | |
| 312 #endif | |
| 313 | |
| 314 #ifdef HAVE_MEMSET | |
| 315 #define SDL_memset memset | |
| 316 #else | |
| 317 extern DECLSPEC void *SDLCALL SDL_memset(void *dst, int c, size_t len); | |
| 318 #endif | |
| 319 #define SDL_zero(x) SDL_memset(&(x), 0, sizeof((x))) | |
| 320 #define SDL_zerop(x) SDL_memset((x), 0, sizeof(*(x))) | |
| 321 | |
| 322 #if defined(__GNUC__) && defined(i386) | |
| 323 #define SDL_memset4(dst, val, len) \ | |
| 324 do { \ | |
| 325 int u0, u1, u2; \ | |
| 326 __asm__ __volatile__ ( \ | |
| 327 "cld\n\t" \ | |
| 328 "rep ; stosl\n\t" \ | |
| 329 : "=&D" (u0), "=&a" (u1), "=&c" (u2) \ | |
| 330 : "0" (dst), "1" (val), "2" (SDL_static_cast(Uint32, len)) \ | |
| 331 : "memory" ); \ | |
| 332 } while(0) | |
| 333 #endif | |
| 334 #ifndef SDL_memset4 | |
| 335 #define SDL_memset4(dst, val, len) \ | |
| 336 do { \ | |
| 337 unsigned _count = (len); \ | |
| 338 unsigned _n = (_count + 3) / 4; \ | |
| 339 Uint32 *_p = SDL_static_cast(Uint32 *, dst); \ | |
| 340 Uint32 _val = (val); \ | |
| 341 if (len == 0) break; \ | |
| 342 switch (_count % 4) { \ | |
| 343 case 0: do { *_p++ = _val; \ | |
| 344 case 3: *_p++ = _val; \ | |
| 345 case 2: *_p++ = _val; \ | |
| 346 case 1: *_p++ = _val; \ | |
| 347 } while ( --_n ); \ | |
| 348 } \ | |
| 349 } while(0) | |
| 350 #endif | |
| 351 | |
| 352 /* We can count on memcpy existing on Mac OS X and being well-tuned. */ | |
| 353 #if defined(__MACH__) && defined(__APPLE__) | |
| 354 #define SDL_memcpy(dst, src, len) memcpy(dst, src, len) | |
| 355 #elif defined(__GNUC__) && defined(i386) | |
| 356 #define SDL_memcpy(dst, src, len) \ | |
| 357 do { \ | |
| 358 int u0, u1, u2; \ | |
| 359 __asm__ __volatile__ ( \ | |
| 360 "cld\n\t" \ | |
| 361 "rep ; movsl\n\t" \ | |
| 362 "testb $2,%b4\n\t" \ | |
| 363 "je 1f\n\t" \ | |
| 364 "movsw\n" \ | |
| 365 "1:\ttestb $1,%b4\n\t" \ | |
| 366 "je 2f\n\t" \ | |
| 367 "movsb\n" \ | |
| 368 "2:" \ | |
| 369 : "=&c" (u0), "=&D" (u1), "=&S" (u2) \ | |
| 370 : "0" (SDL_static_cast(unsigned, len)/4), "q" (len), "1" (dst),"2" (src) \ | |
| 371 : "memory" ); \ | |
| 372 } while(0) | |
| 373 #endif | |
| 374 #ifndef SDL_memcpy | |
| 375 #ifdef HAVE_MEMCPY | |
| 376 #define SDL_memcpy memcpy | |
| 377 #elif defined(HAVE_BCOPY) | |
| 378 #define SDL_memcpy(d, s, n) bcopy((s), (d), (n)) | |
| 379 #else | |
| 380 extern DECLSPEC void *SDLCALL SDL_memcpy(void *dst, const void *src, | |
| 381 size_t len); | |
| 382 #endif | |
| 383 #endif | |
| 384 | |
| 385 /* We can count on memcpy existing on Mac OS X and being well-tuned. */ | |
| 386 #if defined(__MACH__) && defined(__APPLE__) | |
| 387 #define SDL_memcpy4(dst, src, len) memcpy(dst, src, (len)*4) | |
| 388 #elif defined(__GNUC__) && defined(i386) | |
| 389 #define SDL_memcpy4(dst, src, len) \ | |
| 390 do { \ | |
| 391 int ecx, edi, esi; \ | |
| 392 __asm__ __volatile__ ( \ | |
| 393 "cld\n\t" \ | |
| 394 "rep ; movsl" \ | |
| 395 : "=&c" (ecx), "=&D" (edi), "=&S" (esi) \ | |
| 396 : "0" (SDL_static_cast(unsigned, len)), "1" (dst), "2" (src) \ | |
| 397 : "memory" ); \ | |
| 398 } while(0) | |
| 399 #endif | |
| 400 #ifndef SDL_memcpy4 | |
| 401 #define SDL_memcpy4(dst, src, len) SDL_memcpy(dst, src, (len) << 2) | |
| 402 #endif | |
| 403 | |
| 404 #if defined(__GNUC__) && defined(i386) | |
| 405 #define SDL_revcpy(dst, src, len) \ | |
| 406 do { \ | |
| 407 int u0, u1, u2; \ | |
| 408 char *dstp = SDL_static_cast(char *, dst); \ | |
| 409 char *srcp = SDL_static_cast(char *, src); \ | |
| 410 int n = (len); \ | |
| 411 if ( n >= 4 ) { \ | |
| 412 __asm__ __volatile__ ( \ | |
| 413 "std\n\t" \ | |
| 414 "rep ; movsl\n\t" \ | |
| 415 "cld\n\t" \ | |
| 416 : "=&c" (u0), "=&D" (u1), "=&S" (u2) \ | |
| 417 : "0" (n >> 2), \ | |
| 418 "1" (dstp+(n-4)), "2" (srcp+(n-4)) \ | |
| 419 : "memory" ); \ | |
| 420 } \ | |
| 421 switch (n & 3) { \ | |
| 422 case 3: dstp[2] = srcp[2]; \ | |
| 423 case 2: dstp[1] = srcp[1]; \ | |
| 424 case 1: dstp[0] = srcp[0]; \ | |
| 425 break; \ | |
| 426 default: \ | |
| 427 break; \ | |
| 428 } \ | |
| 429 } while(0) | |
| 430 #endif | |
| 431 #ifndef SDL_revcpy | |
| 432 extern DECLSPEC void *SDLCALL SDL_revcpy(void *dst, const void *src, | |
| 433 size_t len); | |
| 434 #endif | |
| 435 | |
| 436 #ifdef HAVE_MEMMOVE | |
| 437 #define SDL_memmove memmove | |
| 438 #elif defined(HAVE_BCOPY) | |
| 439 #define SDL_memmove(d, s, n) bcopy((s), (d), (n)) | |
| 440 #else | |
| 441 #define SDL_memmove(dst, src, len) \ | |
| 442 do { \ | |
| 443 if ( dst < src ) { \ | |
| 444 SDL_memcpy(dst, src, len); \ | |
| 445 } else { \ | |
| 446 SDL_revcpy(dst, src, len); \ | |
| 447 } \ | |
| 448 } while(0) | |
| 449 #endif | |
| 450 | |
| 451 #ifdef HAVE_MEMCMP | |
| 452 #define SDL_memcmp memcmp | |
| 453 #else | |
| 454 extern DECLSPEC int SDLCALL SDL_memcmp(const void *s1, const void *s2, | |
| 455 size_t len); | |
| 456 #endif | |
| 457 | |
| 458 #ifdef HAVE_STRLEN | |
| 459 #define SDL_strlen strlen | |
| 460 #else | |
| 461 extern DECLSPEC size_t SDLCALL SDL_strlen(const char *string); | |
| 462 #endif | |
| 463 | |
| 464 #ifdef HAVE_WCSLEN | |
| 465 #define SDL_wcslen wcslen | |
| 466 #else | |
| 467 #if !defined(wchar_t) && defined(__NINTENDODS__) | |
| 468 #define wchar_t short /* TODO: figure out why libnds doesn't have this */ | |
| 469 #endif | |
| 470 extern DECLSPEC size_t SDLCALL SDL_wcslen(const wchar_t * string); | |
| 471 #endif | |
| 472 | |
| 473 #ifdef HAVE_STRLCPY | |
| 474 #define SDL_strlcpy strlcpy | |
| 475 #else | |
| 476 extern DECLSPEC size_t SDLCALL SDL_strlcpy(char *dst, const char *src, | |
| 477 size_t maxlen); | |
| 478 #endif | |
| 479 | |
|
4754
2072fed2f583
Added SDL_utf8strlcpy to copy at UTF-8 character boundaries.
dewyatt
parents:
3697
diff
changeset
|
480 extern DECLSPEC size_t SDLCALL SDL_utf8strlcpy(char *dst, const char *src, |
|
2072fed2f583
Added SDL_utf8strlcpy to copy at UTF-8 character boundaries.
dewyatt
parents:
3697
diff
changeset
|
481 size_t dst_bytes); |
| 4755 | 482 |
| 483 #ifdef HAVE_STRLCAT | |
| 484 #define SDL_strlcat strlcat | |
| 485 #else | |
| 486 extern DECLSPEC size_t SDLCALL SDL_strlcat(char *dst, const char *src, | |
| 487 size_t maxlen); | |
| 488 #endif | |
| 489 | |
| 490 #ifdef HAVE_STRDUP | |
| 491 #define SDL_strdup strdup | |
| 492 #else | |
| 493 extern DECLSPEC char *SDLCALL SDL_strdup(const char *string); | |
| 494 #endif | |
| 495 | |
| 496 #ifdef HAVE__STRREV | |
| 497 #define SDL_strrev _strrev | |
| 498 #else | |
| 499 extern DECLSPEC char *SDLCALL SDL_strrev(char *string); | |
| 500 #endif | |
| 501 | |
| 502 #ifdef HAVE__STRUPR | |
| 503 #define SDL_strupr _strupr | |
| 504 #else | |
| 505 extern DECLSPEC char *SDLCALL SDL_strupr(char *string); | |
| 506 #endif | |
| 507 | |
| 508 #ifdef HAVE__STRLWR | |
| 509 #define SDL_strlwr _strlwr | |
| 510 #else | |
| 511 extern DECLSPEC char *SDLCALL SDL_strlwr(char *string); | |
| 512 #endif | |
| 513 | |
| 514 #ifdef HAVE_STRCHR | |
| 515 #define SDL_strchr strchr | |
| 516 #elif defined(HAVE_INDEX) | |
| 517 #define SDL_strchr index | |
| 518 #else | |
| 519 extern DECLSPEC char *SDLCALL SDL_strchr(const char *string, int c); | |
| 520 #endif | |
| 521 | |
| 522 #ifdef HAVE_STRRCHR | |
| 523 #define SDL_strrchr strrchr | |
| 524 #elif defined(HAVE_RINDEX) | |
| 525 #define SDL_strrchr rindex | |
| 526 #else | |
| 527 extern DECLSPEC char *SDLCALL SDL_strrchr(const char *string, int c); | |
| 528 #endif | |
| 529 | |
| 530 #ifdef HAVE_STRSTR | |
| 531 #define SDL_strstr strstr | |
| 532 #else | |
| 533 extern DECLSPEC char *SDLCALL SDL_strstr(const char *haystack, | |
| 534 const char *needle); | |
| 535 #endif | |
| 536 | |
| 537 #ifdef HAVE_ITOA | |
| 538 #define SDL_itoa itoa | |
| 539 #else | |
| 540 #define SDL_itoa(value, string, radix) SDL_ltoa((long)value, string, radix) | |
| 541 #endif | |
| 542 | |
| 543 #ifdef HAVE__LTOA | |
| 544 #define SDL_ltoa _ltoa | |
| 545 #else | |
| 546 extern DECLSPEC char *SDLCALL SDL_ltoa(long value, char *string, int radix); | |
| 547 #endif | |
| 548 | |
| 549 #ifdef HAVE__UITOA | |
| 550 #define SDL_uitoa _uitoa | |
| 551 #else | |
| 552 #define SDL_uitoa(value, string, radix) SDL_ultoa((long)value, string, radix) | |
| 553 #endif | |
| 554 | |
| 555 #ifdef HAVE__ULTOA | |
| 556 #define SDL_ultoa _ultoa | |
| 557 #else | |
| 558 extern DECLSPEC char *SDLCALL SDL_ultoa(unsigned long value, char *string, | |
| 559 int radix); | |
| 560 #endif | |
| 561 | |
| 562 #ifdef HAVE_STRTOL | |
| 563 #define SDL_strtol strtol | |
| 564 #else | |
| 565 extern DECLSPEC long SDLCALL SDL_strtol(const char *string, char **endp, | |
| 566 int base); | |
| 567 #endif | |
| 568 | |
| 569 #ifdef HAVE_STRTOUL | |
| 570 #define SDL_strtoul strtoul | |
| 571 #else | |
| 572 extern DECLSPEC unsigned long SDLCALL SDL_strtoul(const char *string, | |
| 573 char **endp, int base); | |
| 574 #endif | |
| 575 | |
| 576 #ifdef SDL_HAS_64BIT_TYPE | |
| 577 | |
| 578 #ifdef HAVE__I64TOA | |
| 579 #define SDL_lltoa _i64toa | |
| 580 #else | |
| 581 extern DECLSPEC char *SDLCALL SDL_lltoa(Sint64 value, char *string, | |
| 582 int radix); | |
| 583 #endif | |
| 584 | |
| 585 #ifdef HAVE__UI64TOA | |
| 586 #define SDL_ulltoa _ui64toa | |
| 587 #else | |
| 588 extern DECLSPEC char *SDLCALL SDL_ulltoa(Uint64 value, char *string, | |
| 589 int radix); | |
| 590 #endif | |
| 591 | |
| 592 #ifdef HAVE_STRTOLL | |
| 593 #define SDL_strtoll strtoll | |
| 594 #else | |
| 595 extern DECLSPEC Sint64 SDLCALL SDL_strtoll(const char *string, char **endp, | |
| 596 int base); | |
| 597 #endif | |
| 598 | |
| 599 #ifdef HAVE_STRTOULL | |
| 600 #define SDL_strtoull strtoull | |
| 601 #else | |
| 602 extern DECLSPEC Uint64 SDLCALL SDL_strtoull(const char *string, char **endp, | |
| 603 int base); | |
| 604 #endif | |
| 605 | |
| 606 #endif /* SDL_HAS_64BIT_TYPE */ | |
| 607 | |
| 608 #ifdef HAVE_STRTOD | |
| 609 #define SDL_strtod strtod | |
| 610 #else | |
| 611 extern DECLSPEC double SDLCALL SDL_strtod(const char *string, char **endp); | |
| 612 #endif | |
| 613 | |
| 614 #ifdef HAVE_ATOI | |
| 615 #define SDL_atoi atoi | |
| 616 #else | |
| 617 #define SDL_atoi(X) SDL_strtol(X, NULL, 0) | |
| 618 #endif | |
| 619 | |
| 620 #ifdef HAVE_ATOF | |
| 621 #define SDL_atof atof | |
| 622 #else | |
| 623 #define SDL_atof(X) SDL_strtod(X, NULL) | |
| 624 #endif | |
| 625 | |
| 626 #ifdef HAVE_STRCMP | |
| 627 #define SDL_strcmp strcmp | |
| 628 #else | |
| 629 extern DECLSPEC int SDLCALL SDL_strcmp(const char *str1, const char *str2); | |
| 630 #endif | |
| 631 | |
| 632 #ifdef HAVE_STRNCMP | |
| 633 #define SDL_strncmp strncmp | |
| 634 #else | |
| 635 extern DECLSPEC int SDLCALL SDL_strncmp(const char *str1, const char *str2, | |
| 636 size_t maxlen); | |
| 637 #endif | |
| 638 | |
| 639 #ifdef HAVE_STRCASECMP | |
| 640 #define SDL_strcasecmp strcasecmp | |
| 641 #elif defined(HAVE__STRICMP) | |
| 642 #define SDL_strcasecmp _stricmp | |
| 643 #else | |
| 644 extern DECLSPEC int SDLCALL SDL_strcasecmp(const char *str1, | |
| 645 const char *str2); | |
| 646 #endif | |
| 647 | |
| 648 #ifdef HAVE_STRNCASECMP | |
| 649 #define SDL_strncasecmp strncasecmp | |
| 650 #elif defined(HAVE__STRNICMP) | |
| 651 #define SDL_strncasecmp _strnicmp | |
| 652 #else | |
| 653 extern DECLSPEC int SDLCALL SDL_strncasecmp(const char *str1, | |
| 654 const char *str2, size_t maxlen); | |
| 655 #endif | |
| 656 | |
| 657 #ifdef HAVE_SSCANF | |
| 658 #define SDL_sscanf sscanf | |
| 659 #else | |
| 660 extern DECLSPEC int SDLCALL SDL_sscanf(const char *text, const char *fmt, | |
| 661 ...); | |
| 662 #endif | |
| 663 | |
| 664 #ifdef HAVE_SNPRINTF | |
| 665 #define SDL_snprintf snprintf | |
| 666 #else | |
| 667 extern DECLSPEC int SDLCALL SDL_snprintf(char *text, size_t maxlen, | |
| 668 const char *fmt, ...); | |
| 669 #endif | |
| 670 | |
| 671 #ifdef HAVE_VSNPRINTF | |
| 672 #define SDL_vsnprintf vsnprintf | |
| 673 #else | |
| 674 extern DECLSPEC int SDLCALL SDL_vsnprintf(char *text, size_t maxlen, | |
| 675 const char *fmt, va_list ap); | |
| 676 #endif | |
| 677 | |
| 678 #ifndef HAVE_M_PI | |
| 679 #define M_PI 3.14159265358979323846264338327950288 /* pi */ | |
| 680 #endif | |
| 681 | |
| 682 #ifdef HAVE_CEIL | |
| 683 #define SDL_ceil ceil | |
| 684 #else | |
| 685 #define SDL_ceil(x) ((double)(int)((x)+0.5)) | |
| 686 #endif | |
| 687 | |
| 688 #ifdef HAVE_COPYSIGN | |
| 689 #define SDL_copysign copysign | |
| 690 #else | |
| 691 extern DECLSPEC double SDLCALL SDL_copysign(double x, double y); | |
| 692 #endif | |
| 693 | |
| 694 #ifdef HAVE_COS | |
| 695 #define SDL_cos cos | |
| 696 #else | |
| 697 extern DECLSPEC double SDLCALL SDL_cos(double x); | |
| 698 #endif | |
| 699 | |
| 700 #ifdef HAVE_COSF | |
| 701 #define SDL_cosf cosf | |
| 702 #else | |
| 703 #define SDL_cosf(x) (float)SDL_cos((double)x) | |
| 704 #endif | |
| 705 | |
| 706 #ifdef HAVE_FABS | |
| 707 #define SDL_fabs fabs | |
| 708 #else | |
| 709 extern DECLSPEC double SDLCALL SDL_fabs(double x); | |
| 710 #endif | |
| 711 | |
| 712 #ifdef HAVE_FLOOR | |
| 713 #define SDL_floor floor | |
| 714 #else | |
| 715 extern DECLSPEC double SDLCALL SDL_floor(double x); | |
| 716 #endif | |
| 717 | |
| 718 #ifdef HAVE_LOG | |
| 719 #define SDL_log log | |
| 720 #else | |
| 721 extern DECLSPEC double SDLCALL SDL_log(double x); | |
| 722 #endif | |
| 723 | |
| 724 #ifdef HAVE_POW | |
| 725 #define SDL_pow pow | |
| 726 #else | |
| 727 extern DECLSPEC double SDLCALL SDL_pow(double x, double y); | |
| 728 #endif | |
| 729 | |
| 730 #ifdef HAVE_SCALBN | |
| 731 #define SDL_scalbn scalbn | |
| 732 #else | |
| 733 extern DECLSPEC double SDLCALL SDL_scalbn(double x, int n); | |
| 734 #endif | |
| 735 | |
| 736 #ifdef HAVE_SIN | |
| 737 #define SDL_sin sin | |
| 738 #else | |
| 739 extern DECLSPEC double SDLCALL SDL_sin(double x); | |
| 740 #endif | |
| 741 | |
| 742 #ifdef HAVE_SINF | |
| 743 #define SDL_sinf sinf | |
| 744 #else | |
| 745 #define SDL_sinf(x) (float)SDL_sin((double)x) | |
| 746 #endif | |
| 747 | |
| 748 #ifdef HAVE_SQRT | |
| 749 #define SDL_sqrt sqrt | |
| 750 #else | |
| 751 extern DECLSPEC double SDLCALL SDL_sqrt(double x); | |
| 752 #endif | |
| 753 | |
| 754 /* The SDL implementation of iconv() returns these error codes */ | |
| 755 #define SDL_ICONV_ERROR (size_t)-1 | |
| 756 #define SDL_ICONV_E2BIG (size_t)-2 | |
| 757 #define SDL_ICONV_EILSEQ (size_t)-3 | |
| 758 #define SDL_ICONV_EINVAL (size_t)-4 | |
| 759 | |
| 760 #if defined(HAVE_ICONV) && defined(HAVE_ICONV_H) | |
| 761 #define SDL_iconv_t iconv_t | |
| 762 #define SDL_iconv_open iconv_open | |
| 763 #define SDL_iconv_close iconv_close | |
| 764 #else | |
| 765 typedef struct _SDL_iconv_t *SDL_iconv_t; | |
| 766 extern DECLSPEC SDL_iconv_t SDLCALL SDL_iconv_open(const char *tocode, | |
| 767 const char *fromcode); | |
| 768 extern DECLSPEC int SDLCALL SDL_iconv_close(SDL_iconv_t cd); | |
| 769 #endif | |
| 770 extern DECLSPEC size_t SDLCALL SDL_iconv(SDL_iconv_t cd, const char **inbuf, | |
| 771 size_t * inbytesleft, char **outbuf, | |
| 772 size_t * outbytesleft); | |
| 773 /** | |
| 774 * This function converts a string between encodings in one pass, returning a | |
| 775 * string that must be freed with SDL_free() or NULL on error. | |
| 776 */ | |
| 777 extern DECLSPEC char *SDLCALL SDL_iconv_string(const char *tocode, | |
| 778 const char *fromcode, | |
| 779 const char *inbuf, | |
| 780 size_t inbytesleft); | |
| 781 #define SDL_iconv_utf8_locale(S) SDL_iconv_string("", "UTF-8", S, SDL_strlen(S)+1) | |
| 782 #define SDL_iconv_utf8_ucs2(S) (Uint16 *)SDL_iconv_string("UCS-2", "UTF-8", S, SDL_strlen(S)+1) | |
| 783 #define SDL_iconv_utf8_ucs4(S) (Uint32 *)SDL_iconv_string("UCS-4", "UTF-8", S, SDL_strlen(S)+1) | |
| 784 | |
| 785 /* Ends C function definitions when using C++ */ | |
| 786 #ifdef __cplusplus | |
| 787 /* *INDENT-OFF* */ | |
| 788 } | |
| 789 /* *INDENT-ON* */ | |
| 790 #endif | |
| 791 #include "close_code.h" | |
| 792 | |
| 793 #endif /* _SDL_stdinc_h */ | |
| 794 | |
| 795 /* vi: set ts=4 sw=4 expandtab: */ |