| 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
| 3 | Copyright (C) 1997-2009 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 | /** @file SDL_stdinc.h |
| 24 | * This is a general header that includes C language support |
| 25 | */ |
| 26 | |
| 27 | #ifndef _SDL_stdinc_h |
| 28 | #define _SDL_stdinc_h |
| 29 | |
| 30 | #include "SDL_config.h" |
| 31 | |
| 32 | |
| 33 | #ifdef HAVE_SYS_TYPES_H |
| 34 | #include <sys/types.h> |
| 35 | #endif |
| 36 | #ifdef HAVE_STDIO_H |
| 37 | #include <stdio.h> |
| 38 | #endif |
| 39 | #if defined(STDC_HEADERS) |
| 40 | # include <stdlib.h> |
| 41 | # include <stddef.h> |
| 42 | # include <stdarg.h> |
| 43 | #else |
| 44 | # if defined(HAVE_STDLIB_H) |
| 45 | # include <stdlib.h> |
| 46 | # elif defined(HAVE_MALLOC_H) |
| 47 | # include <malloc.h> |
| 48 | # endif |
| 49 | # if defined(HAVE_STDDEF_H) |
| 50 | # include <stddef.h> |
| 51 | # endif |
| 52 | # if defined(HAVE_STDARG_H) |
| 53 | # include <stdarg.h> |
| 54 | # endif |
| 55 | #endif |
| 56 | #ifdef HAVE_STRING_H |
| 57 | # if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H) |
| 58 | # include <memory.h> |
| 59 | # endif |
| 60 | # include <string.h> |
| 61 | #endif |
| 62 | #ifdef HAVE_STRINGS_H |
| 63 | # include <strings.h> |
| 64 | #endif |
| 65 | #if defined(HAVE_INTTYPES_H) |
| 66 | # include <inttypes.h> |
| 67 | #elif defined(HAVE_STDINT_H) |
| 68 | # include <stdint.h> |
| 69 | #endif |
| 70 | #ifdef HAVE_CTYPE_H |
| 71 | # include <ctype.h> |
| 72 | #endif |
| 73 | #if defined(HAVE_ICONV) && defined(HAVE_ICONV_H) |
| 74 | # include <iconv.h> |
| 75 | #endif |
| 76 | |
| 77 | /** The number of elements in an array */ |
| 78 | #define SDL_arraysize(array) (sizeof(array)/sizeof(array[0])) |
| 79 | #define SDL_TABLESIZE(table) SDL_arraysize(table) |
| 80 | |
| 81 | /* Use proper C++ casts when compiled as C++ to be compatible with the option |
| 82 | -Wold-style-cast of GCC (and -Werror=old-style-cast in GCC 4.2 and above. */ |
| 83 | #ifdef __cplusplus |
| 84 | #define SDL_reinterpret_cast(type, expression) reinterpret_cast<type>(expression) |
| 85 | #define SDL_static_cast(type, expression) static_cast<type>(expression) |
| 86 | #else |
| 87 | #define SDL_reinterpret_cast(type, expression) ((type)(expression)) |
| 88 | #define SDL_static_cast(type, expression) ((type)(expression)) |
| 89 | #endif |
| 90 | |
| 91 | /** @name Basic data types */ |
| 92 | /*@{*/ |
| 93 | typedef enum { |
| 94 | SDL_FALSE = 0, |
| 95 | SDL_TRUE = 1 |
| 96 | } SDL_bool; |
| 97 | |
| 98 | typedef int8_t Sint8; |
| 99 | typedef uint8_t Uint8; |
| 100 | typedef int16_t Sint16; |
| 101 | typedef uint16_t Uint16; |
| 102 | typedef int32_t Sint32; |
| 103 | typedef uint32_t Uint32; |
| 104 | |
| 105 | #ifdef SDL_HAS_64BIT_TYPE |
| 106 | typedef int64_t Sint64; |
| 107 | #ifndef SYMBIAN32_GCCE |
| 108 | typedef uint64_t Uint64; |
| 109 | #endif |
| 110 | #else |
| 111 | /* This is really just a hack to prevent the compiler from complaining */ |
| 112 | typedef struct { |
| 113 | Uint32 hi; |
| 114 | Uint32 lo; |
| 115 | } Uint64, Sint64; |
| 116 | #endif |
| 117 | |
| 118 | /*@}*/ |
| 119 | |
| 120 | /** @name Make sure the types really have the right sizes */ |
| 121 | /*@{*/ |
| 122 | #define SDL_COMPILE_TIME_ASSERT(name, x) \ |
| 123 | typedef int SDL_dummy_ ## name[(x) * 2 - 1] |
| 124 | |
| 125 | SDL_COMPILE_TIME_ASSERT(uint8, sizeof(Uint8) == 1); |
| 126 | SDL_COMPILE_TIME_ASSERT(sint8, sizeof(Sint8) == 1); |
| 127 | SDL_COMPILE_TIME_ASSERT(uint16, sizeof(Uint16) == 2); |
| 128 | SDL_COMPILE_TIME_ASSERT(sint16, sizeof(Sint16) == 2); |
| 129 | SDL_COMPILE_TIME_ASSERT(uint32, sizeof(Uint32) == 4); |
| 130 | SDL_COMPILE_TIME_ASSERT(sint32, sizeof(Sint32) == 4); |
| 131 | SDL_COMPILE_TIME_ASSERT(uint64, sizeof(Uint64) == 8); |
| 132 | SDL_COMPILE_TIME_ASSERT(sint64, sizeof(Sint64) == 8); |
| 133 | /*@}*/ |
| 134 | |
| 135 | /** @name Enum Size Check |
| 136 | * Check to make sure enums are the size of ints, for structure packing. |
| 137 | * For both Watcom C/C++ and Borland C/C++ the compiler option that makes |
| 138 | * enums having the size of an int must be enabled. |
| 139 | * This is "-b" for Borland C/C++ and "-ei" for Watcom C/C++ (v11). |
| 140 | */ |
| 141 | /* Enable enums always int in CodeWarrior (for MPW use "-enum int") */ |
| 142 | #ifdef __MWERKS__ |
| 143 | #pragma enumsalwaysint on |
| 144 | #endif |
| 145 | |
| 146 | typedef enum { |
| 147 | DUMMY_ENUM_VALUE |
| 148 | } SDL_DUMMY_ENUM; |
| 149 | |
| 150 | #ifndef __NDS__ |
| 151 | SDL_COMPILE_TIME_ASSERT(enum, sizeof(SDL_DUMMY_ENUM) == sizeof(int)); |
| 152 | #endif |
| 153 | /*@}*/ |
| 154 | |
| 155 | #include "begin_code.h" |
| 156 | /* Set up for C function definitions, even when using C++ */ |
| 157 | #ifdef __cplusplus |
| 158 | extern "C" { |
| 159 | #endif |
| 160 | |
| 161 | #ifdef HAVE_MALLOC |
| 162 | #define SDL_malloc malloc |
| 163 | #else |
| 164 | extern DECLSPEC void * SDLCALL SDL_malloc(size_t size); |
| 165 | #endif |
| 166 | |
| 167 | #ifdef HAVE_CALLOC |
| 168 | #define SDL_calloc calloc |
| 169 | #else |
| 170 | extern DECLSPEC void * SDLCALL SDL_calloc(size_t nmemb, size_t size); |
| 171 | #endif |
| 172 | |
| 173 | #ifdef HAVE_REALLOC |
| 174 | #define SDL_realloc realloc |
| 175 | #else |
| 176 | extern DECLSPEC void * SDLCALL SDL_realloc(void *mem, size_t size); |
| 177 | #endif |
| 178 | |
| 179 | #ifdef HAVE_FREE |
| 180 | #define SDL_free free |
| 181 | #else |
| 182 | extern DECLSPEC void SDLCALL SDL_free(void *mem); |
| 183 | #endif |
| 184 | |
| 185 | #if defined(HAVE_ALLOCA) && !defined(alloca) |
| 186 | # if defined(HAVE_ALLOCA_H) |
| 187 | # include <alloca.h> |
| 188 | # elif defined(__GNUC__) |
| 189 | # define alloca __builtin_alloca |
| 190 | # elif defined(_MSC_VER) |
| 191 | # include <malloc.h> |
| 192 | # define alloca _alloca |
| 193 | # elif defined(__WATCOMC__) |
| 194 | # include <malloc.h> |
| 195 | # elif defined(__BORLANDC__) |
| 196 | # include <malloc.h> |
| 197 | # elif defined(__DMC__) |
| 198 | # include <stdlib.h> |
| 199 | # elif defined(__AIX__) |
| 200 | #pragma alloca |
| 201 | # elif defined(__MRC__) |
| 202 | void *alloca (unsigned); |
| 203 | # else |
| 204 | char *alloca (); |
| 205 | # endif |
| 206 | #endif |
| 207 | #ifdef HAVE_ALLOCA |
| 208 | #define SDL_stack_alloc(type, count) (type*)alloca(sizeof(type)*(count)) |
| 209 | #define SDL_stack_free(data) |
| 210 | #else |
| 211 | #define SDL_stack_alloc(type, count) (type*)SDL_malloc(sizeof(type)*(count)) |
| 212 | #define SDL_stack_free(data) SDL_free(data) |
| 213 | #endif |
| 214 | |
| 215 | #ifdef HAVE_GETENV |
| 216 | #define SDL_getenv getenv |
| 217 | #else |
| 218 | extern DECLSPEC char * SDLCALL SDL_getenv(const char *name); |
| 219 | #endif |
| 220 | |
| 221 | #ifdef HAVE_PUTENV |
| 222 | #define SDL_putenv putenv |
| 223 | #else |
| 224 | extern DECLSPEC int SDLCALL SDL_putenv(const char *variable); |
| 225 | #endif |
| 226 | |
| 227 | #ifdef HAVE_QSORT |
| 228 | #define SDL_qsort qsort |
| 229 | #else |
| 230 | extern DECLSPEC void SDLCALL SDL_qsort(void *base, size_t nmemb, size_t size, |
| 231 | int (*compare)(const void *, const void *)); |
| 232 | #endif |
| 233 | |
| 234 | #ifdef HAVE_ABS |
| 235 | #define SDL_abs abs |
| 236 | #else |
| 237 | #define SDL_abs(X) ((X) < 0 ? -(X) : (X)) |
| 238 | #endif |
| 239 | |
| 240 | #define SDL_min(x, y) (((x) < (y)) ? (x) : (y)) |
| 241 | #define SDL_max(x, y) (((x) > (y)) ? (x) : (y)) |
| 242 | |
| 243 | #ifdef HAVE_CTYPE_H |
| 244 | #define SDL_isdigit(X) isdigit(X) |
| 245 | #define SDL_isspace(X) isspace(X) |
| 246 | #define SDL_toupper(X) toupper(X) |
| 247 | #define SDL_tolower(X) tolower(X) |
| 248 | #else |
| 249 | #define SDL_isdigit(X) (((X) >= '0') && ((X) <= '9')) |
| 250 | #define SDL_isspace(X) (((X) == ' ') || ((X) == '\t') || ((X) == '\r') || ((X) == '\n')) |
| 251 | #define SDL_toupper(X) (((X) >= 'a') && ((X) <= 'z') ? ('A'+((X)-'a')) : (X)) |
| 252 | #define SDL_tolower(X) (((X) >= 'A') && ((X) <= 'Z') ? ('a'+((X)-'A')) : (X)) |
| 253 | #endif |
| 254 | |
| 255 | #ifdef HAVE_MEMSET |
| 256 | #define SDL_memset memset |
| 257 | #else |
| 258 | extern DECLSPEC void * SDLCALL SDL_memset(void *dst, int c, size_t len); |
| 259 | #endif |
| 260 | |
| 261 | #if defined(__GNUC__) && defined(i386) |
| 262 | #define SDL_memset4(dst, val, len) \ |
| 263 | do { \ |
| 264 | int u0, u1, u2; \ |
| 265 | __asm__ __volatile__ ( \ |
| 266 | "cld\n\t" \ |
| 267 | "rep ; stosl\n\t" \ |
| 268 | : "=&D" (u0), "=&a" (u1), "=&c" (u2) \ |
| 269 | : "0" (dst), "1" (val), "2" (SDL_static_cast(Uint32, len)) \ |
| 270 | : "memory" ); \ |
| 271 | } while(0) |
| 272 | #endif |
| 273 | #ifndef SDL_memset4 |
| 274 | #define SDL_memset4(dst, val, len) \ |
| 275 | do { \ |
| 276 | unsigned _count = (len); \ |
| 277 | unsigned _n = (_count + 3) / 4; \ |
| 278 | Uint32 *_p = SDL_static_cast(Uint32 *, dst); \ |
| 279 | Uint32 _val = (val); \ |
| 280 | if (len == 0) break; \ |
| 281 | switch (_count % 4) { \ |
| 282 | case 0: do { *_p++ = _val; \ |
| 283 | case 3: *_p++ = _val; \ |
| 284 | case 2: *_p++ = _val; \ |
| 285 | case 1: *_p++ = _val; \ |
| 286 | } while ( --_n ); \ |
| 287 | } \ |
| 288 | } while(0) |
| 289 | #endif |
| 290 | |
| 291 | /* We can count on memcpy existing on Mac OS X and being well-tuned. */ |
| 292 | #if defined(__MACH__) && defined(__APPLE__) |
| 293 | #define SDL_memcpy(dst, src, len) memcpy(dst, src, len) |
| 294 | #elif defined(__GNUC__) && defined(i386) |
| 295 | #define SDL_memcpy(dst, src, len) \ |
| 296 | do { \ |
| 297 | int u0, u1, u2; \ |
| 298 | __asm__ __volatile__ ( \ |
| 299 | "cld\n\t" \ |
| 300 | "rep ; movsl\n\t" \ |
| 301 | "testb $2,%b4\n\t" \ |
| 302 | "je 1f\n\t" \ |
| 303 | "movsw\n" \ |
| 304 | "1:\ttestb $1,%b4\n\t" \ |
| 305 | "je 2f\n\t" \ |
| 306 | "movsb\n" \ |
| 307 | "2:" \ |
| 308 | : "=&c" (u0), "=&D" (u1), "=&S" (u2) \ |
| 309 | : "0" (SDL_static_cast(unsigned, len)/4), "q" (len), "1" (dst),"2" (src) \ |
| 310 | : "memory" ); \ |
| 311 | } while(0) |
| 312 | #endif |
| 313 | #ifndef SDL_memcpy |
| 314 | #ifdef HAVE_MEMCPY |
| 315 | #define SDL_memcpy memcpy |
| 316 | #elif defined(HAVE_BCOPY) |
| 317 | #define SDL_memcpy(d, s, n) bcopy((s), (d), (n)) |
| 318 | #else |
| 319 | extern DECLSPEC void * SDLCALL SDL_memcpy(void *dst, const void *src, size_t len); |
| 320 | #endif |
| 321 | #endif |
| 322 | |
| 323 | /* We can count on memcpy existing on Mac OS X and being well-tuned. */ |
| 324 | #if defined(__MACH__) && defined(__APPLE__) |
| 325 | #define SDL_memcpy4(dst, src, len) memcpy(dst, src, (len)*4) |
| 326 | #elif defined(__GNUC__) && defined(i386) |
| 327 | #define SDL_memcpy4(dst, src, len) \ |
| 328 | do { \ |
| 329 | int ecx, edi, esi; \ |
| 330 | __asm__ __volatile__ ( \ |
| 331 | "cld\n\t" \ |
| 332 | "rep ; movsl" \ |
| 333 | : "=&c" (ecx), "=&D" (edi), "=&S" (esi) \ |
| 334 | : "0" (SDL_static_cast(unsigned, len)), "1" (dst), "2" (src) \ |
| 335 | : "memory" ); \ |
| 336 | } while(0) |
| 337 | #endif |
| 338 | #ifndef SDL_memcpy4 |
| 339 | #define SDL_memcpy4(dst, src, len) SDL_memcpy(dst, src, (len) << 2) |
| 340 | #endif |
| 341 | |
| 342 | #if defined(__GNUC__) && defined(i386) |
| 343 | #define SDL_revcpy(dst, src, len) \ |
| 344 | do { \ |
| 345 | int u0, u1, u2; \ |
| 346 | char *dstp = SDL_static_cast(char *, dst); \ |
| 347 | char *srcp = SDL_static_cast(char *, src); \ |
| 348 | int n = (len); \ |
| 349 | if ( n >= 4 ) { \ |
| 350 | __asm__ __volatile__ ( \ |
| 351 | "std\n\t" \ |
| 352 | "rep ; movsl\n\t" \ |
| 353 | "cld\n\t" \ |
| 354 | : "=&c" (u0), "=&D" (u1), "=&S" (u2) \ |
| 355 | : "0" (n >> 2), \ |
| 356 | "1" (dstp+(n-4)), "2" (srcp+(n-4)) \ |
| 357 | : "memory" ); \ |
| 358 | } \ |
| 359 | switch (n & 3) { \ |
| 360 | case 3: dstp[2] = srcp[2]; \ |
| 361 | case 2: dstp[1] = srcp[1]; \ |
| 362 | case 1: dstp[0] = srcp[0]; \ |
| 363 | break; \ |
| 364 | default: \ |
| 365 | break; \ |
| 366 | } \ |
| 367 | } while(0) |
| 368 | #endif |
| 369 | #ifndef SDL_revcpy |
| 370 | extern DECLSPEC void * SDLCALL SDL_revcpy(void *dst, const void *src, size_t len); |
| 371 | #endif |
| 372 | |
| 373 | #ifdef HAVE_MEMMOVE |
| 374 | #define SDL_memmove memmove |
| 375 | #elif defined(HAVE_BCOPY) |
| 376 | #define SDL_memmove(d, s, n) bcopy((s), (d), (n)) |
| 377 | #else |
| 378 | #define SDL_memmove(dst, src, len) \ |
| 379 | do { \ |
| 380 | if ( dst < src ) { \ |
| 381 | SDL_memcpy(dst, src, len); \ |
| 382 | } else { \ |
| 383 | SDL_revcpy(dst, src, len); \ |
| 384 | } \ |
| 385 | } while(0) |
| 386 | #endif |
| 387 | |
| 388 | #ifdef HAVE_MEMCMP |
| 389 | #define SDL_memcmp memcmp |
| 390 | #else |
| 391 | extern DECLSPEC int SDLCALL SDL_memcmp(const void *s1, const void *s2, size_t len); |
| 392 | #endif |
| 393 | |
| 394 | #ifdef HAVE_STRLEN |
| 395 | #define SDL_strlen strlen |
| 396 | #else |
| 397 | extern DECLSPEC size_t SDLCALL SDL_strlen(const char *string); |
| 398 | #endif |
| 399 | |
| 400 | #ifdef HAVE_STRLCPY |
| 401 | #define SDL_strlcpy strlcpy |
| 402 | #else |
| 403 | extern DECLSPEC size_t SDLCALL SDL_strlcpy(char *dst, const char *src, size_t maxlen); |
| 404 | #endif |
| 405 | |
| 406 | #ifdef HAVE_STRLCAT |
| 407 | #define SDL_strlcat strlcat |
| 408 | #else |
| 409 | extern DECLSPEC size_t SDLCALL SDL_strlcat(char *dst, const char *src, size_t maxlen); |
| 410 | #endif |
| 411 | |
| 412 | #ifdef HAVE_STRDUP |
| 413 | #define SDL_strdup strdup |
| 414 | #else |
| 415 | extern DECLSPEC char * SDLCALL SDL_strdup(const char *string); |
| 416 | #endif |
| 417 | |
| 418 | #ifdef HAVE__STRREV |
| 419 | #define SDL_strrev _strrev |
| 420 | #else |
| 421 | extern DECLSPEC char * SDLCALL SDL_strrev(char *string); |
| 422 | #endif |
| 423 | |
| 424 | #ifdef HAVE__STRUPR |
| 425 | #define SDL_strupr _strupr |
| 426 | #else |
| 427 | extern DECLSPEC char * SDLCALL SDL_strupr(char *string); |
| 428 | #endif |
| 429 | |
| 430 | #ifdef HAVE__STRLWR |
| 431 | #define SDL_strlwr _strlwr |
| 432 | #else |
| 433 | extern DECLSPEC char * SDLCALL SDL_strlwr(char *string); |
| 434 | #endif |
| 435 | |
| 436 | #ifdef HAVE_STRCHR |
| 437 | #define SDL_strchr strchr |
| 438 | #elif defined(HAVE_INDEX) |
| 439 | #define SDL_strchr index |
| 440 | #else |
| 441 | extern DECLSPEC char * SDLCALL SDL_strchr(const char *string, int c); |
| 442 | #endif |
| 443 | |
| 444 | #ifdef HAVE_STRRCHR |
| 445 | #define SDL_strrchr strrchr |
| 446 | #elif defined(HAVE_RINDEX) |
| 447 | #define SDL_strrchr rindex |
| 448 | #else |
| 449 | extern DECLSPEC char * SDLCALL SDL_strrchr(const char *string, int c); |
| 450 | #endif |
| 451 | |
| 452 | #ifdef HAVE_STRSTR |
| 453 | #define SDL_strstr strstr |
| 454 | #else |
| 455 | extern DECLSPEC char * SDLCALL SDL_strstr(const char *haystack, const char *needle); |
| 456 | #endif |
| 457 | |
| 458 | #ifdef HAVE_ITOA |
| 459 | #define SDL_itoa itoa |
| 460 | #else |
| 461 | #define SDL_itoa(value, string, radix) SDL_ltoa((long)value, string, radix) |
| 462 | #endif |
| 463 | |
| 464 | #ifdef HAVE__LTOA |
| 465 | #define SDL_ltoa _ltoa |
| 466 | #else |
| 467 | extern DECLSPEC char * SDLCALL SDL_ltoa(long value, char *string, int radix); |
| 468 | #endif |
| 469 | |
| 470 | #ifdef HAVE__UITOA |
| 471 | #define SDL_uitoa _uitoa |
| 472 | #else |
| 473 | #define SDL_uitoa(value, string, radix) SDL_ultoa((long)value, string, radix) |
| 474 | #endif |
| 475 | |
| 476 | #ifdef HAVE__ULTOA |
| 477 | #define SDL_ultoa _ultoa |
| 478 | #else |
| 479 | extern DECLSPEC char * SDLCALL SDL_ultoa(unsigned long value, char *string, int radix); |
| 480 | #endif |
| 481 | |
| 482 | #ifdef HAVE_STRTOL |
| 483 | #define SDL_strtol strtol |
| 484 | #else |
| 485 | extern DECLSPEC long SDLCALL SDL_strtol(const char *string, char **endp, int base); |
| 486 | #endif |
| 487 | |
| 488 | #ifdef HAVE_STRTOUL |
| 489 | #define SDL_strtoul strtoul |
| 490 | #else |
| 491 | extern DECLSPEC unsigned long SDLCALL SDL_strtoul(const char *string, char **endp, int base); |
| 492 | #endif |
| 493 | |
| 494 | #ifdef SDL_HAS_64BIT_TYPE |
| 495 | |
| 496 | #ifdef HAVE__I64TOA |
| 497 | #define SDL_lltoa _i64toa |
| 498 | #else |
| 499 | extern DECLSPEC char* SDLCALL SDL_lltoa(Sint64 value, char *string, int radix); |
| 500 | #endif |
| 501 | |
| 502 | #ifdef HAVE__UI64TOA |
| 503 | #define SDL_ulltoa _ui64toa |
| 504 | #else |
| 505 | extern DECLSPEC char* SDLCALL SDL_ulltoa(Uint64 value, char *string, int radix); |
| 506 | #endif |
| 507 | |
| 508 | #ifdef HAVE_STRTOLL |
| 509 | #define SDL_strtoll strtoll |
| 510 | #else |
| 511 | extern DECLSPEC Sint64 SDLCALL SDL_strtoll(const char *string, char **endp, int base); |
| 512 | #endif |
| 513 | |
| 514 | #ifdef HAVE_STRTOULL |
| 515 | #define SDL_strtoull strtoull |
| 516 | #else |
| 517 | extern DECLSPEC Uint64 SDLCALL SDL_strtoull(const char *string, char **endp, int base); |
| 518 | #endif |
| 519 | |
| 520 | #endif /* SDL_HAS_64BIT_TYPE */ |
| 521 | |
| 522 | #ifdef HAVE_STRTOD |
| 523 | #define SDL_strtod strtod |
| 524 | #else |
| 525 | extern DECLSPEC double SDLCALL SDL_strtod(const char *string, char **endp); |
| 526 | #endif |
| 527 | |
| 528 | #ifdef HAVE_ATOI |
| 529 | #define SDL_atoi atoi |
| 530 | #else |
| 531 | #define SDL_atoi(X) SDL_strtol(X, NULL, 0) |
| 532 | #endif |
| 533 | |
| 534 | #ifdef HAVE_ATOF |
| 535 | #define SDL_atof atof |
| 536 | #else |
| 537 | #define SDL_atof(X) SDL_strtod(X, NULL) |
| 538 | #endif |
| 539 | |
| 540 | #ifdef HAVE_STRCMP |
| 541 | #define SDL_strcmp strcmp |
| 542 | #else |
| 543 | extern DECLSPEC int SDLCALL SDL_strcmp(const char *str1, const char *str2); |
| 544 | #endif |
| 545 | |
| 546 | #ifdef HAVE_STRNCMP |
| 547 | #define SDL_strncmp strncmp |
| 548 | #else |
| 549 | extern DECLSPEC int SDLCALL SDL_strncmp(const char *str1, const char *str2, size_t maxlen); |
| 550 | #endif |
| 551 | |
| 552 | #ifdef HAVE_STRCASECMP |
| 553 | #define SDL_strcasecmp strcasecmp |
| 554 | #elif defined(HAVE__STRICMP) |
| 555 | #define SDL_strcasecmp _stricmp |
| 556 | #else |
| 557 | extern DECLSPEC int SDLCALL SDL_strcasecmp(const char *str1, const char *str2); |
| 558 | #endif |
| 559 | |
| 560 | #ifdef HAVE_STRNCASECMP |
| 561 | #define SDL_strncasecmp strncasecmp |
| 562 | #elif defined(HAVE__STRNICMP) |
| 563 | #define SDL_strncasecmp _strnicmp |
| 564 | #else |
| 565 | extern DECLSPEC int SDLCALL SDL_strncasecmp(const char *str1, const char *str2, size_t maxlen); |
| 566 | #endif |
| 567 | |
| 568 | #ifdef HAVE_SSCANF |
| 569 | #define SDL_sscanf sscanf |
| 570 | #else |
| 571 | extern DECLSPEC int SDLCALL SDL_sscanf(const char *text, const char *fmt, ...); |
| 572 | #endif |
| 573 | |
| 574 | #ifdef HAVE_SNPRINTF |
| 575 | #define SDL_snprintf snprintf |
| 576 | #else |
| 577 | extern DECLSPEC int SDLCALL SDL_snprintf(char *text, size_t maxlen, const char *fmt, ...); |
| 578 | #endif |
| 579 | |
| 580 | #ifdef HAVE_VSNPRINTF |
| 581 | #define SDL_vsnprintf vsnprintf |
| 582 | #else |
| 583 | extern DECLSPEC int SDLCALL SDL_vsnprintf(char *text, size_t maxlen, const char *fmt, va_list ap); |
| 584 | #endif |
| 585 | |
| 586 | /** @name SDL_ICONV Error Codes |
| 587 | * The SDL implementation of iconv() returns these error codes |
| 588 | */ |
| 589 | /*@{*/ |
| 590 | #define SDL_ICONV_ERROR (size_t)-1 |
| 591 | #define SDL_ICONV_E2BIG (size_t)-2 |
| 592 | #define SDL_ICONV_EILSEQ (size_t)-3 |
| 593 | #define SDL_ICONV_EINVAL (size_t)-4 |
| 594 | /*@}*/ |
| 595 | |
| 596 | #if defined(HAVE_ICONV) && defined(HAVE_ICONV_H) |
| 597 | #define SDL_iconv_t iconv_t |
| 598 | #define SDL_iconv_open iconv_open |
| 599 | #define SDL_iconv_close iconv_close |
| 600 | #else |
| 601 | typedef struct _SDL_iconv_t *SDL_iconv_t; |
| 602 | extern DECLSPEC SDL_iconv_t SDLCALL SDL_iconv_open(const char *tocode, const char *fromcode); |
| 603 | extern DECLSPEC int SDLCALL SDL_iconv_close(SDL_iconv_t cd); |
| 604 | #endif |
| 605 | extern DECLSPEC size_t SDLCALL SDL_iconv(SDL_iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft); |
| 606 | /** This function converts a string between encodings in one pass, returning a |
| 607 | * string that must be freed with SDL_free() or NULL on error. |
| 608 | */ |
| 609 | extern DECLSPEC char * SDLCALL SDL_iconv_string(const char *tocode, const char *fromcode, const char *inbuf, size_t inbytesleft); |
| 610 | #define SDL_iconv_utf8_locale(S) SDL_iconv_string("", "UTF-8", S, SDL_strlen(S)+1) |
| 611 | #define SDL_iconv_utf8_ucs2(S) (Uint16 *)SDL_iconv_string("UCS-2", "UTF-8", S, SDL_strlen(S)+1) |
| 612 | #define SDL_iconv_utf8_ucs4(S) (Uint32 *)SDL_iconv_string("UCS-4", "UTF-8", S, SDL_strlen(S)+1) |
| 613 | |
| 614 | /* Ends C function definitions when using C++ */ |
| 615 | #ifdef __cplusplus |
| 616 | } |
| 617 | #endif |
| 618 | #include "close_code.h" |
| 619 | |
| 620 | #endif /* _SDL_stdinc_h */ |