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