34 #ifndef _DARWIN_C_SOURCE
35 #define _DARWIN_C_SOURCE 1
39 #ifdef HAVE_SYS_TYPES_H
40 #include <sys/types.h>
45 #if defined(STDC_HEADERS)
50 # if defined(HAVE_STDLIB_H)
52 # elif defined(HAVE_MALLOC_H)
55 # if defined(HAVE_STDDEF_H)
58 # if defined(HAVE_STDARG_H)
63 # if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H)
74 #if defined(HAVE_INTTYPES_H)
75 # include <inttypes.h>
76 #elif defined(HAVE_STDINT_H)
83 # if defined(__WINRT__)
88 # define _USE_MATH_DEFINES
95 #if defined(HAVE_ALLOCA) && !defined(alloca)
96 # if defined(HAVE_ALLOCA_H)
98 # elif defined(__GNUC__)
99 # define alloca __builtin_alloca
100 # elif defined(_MSC_VER)
102 # define alloca _alloca
103 # elif defined(__WATCOMC__)
105 # elif defined(__BORLANDC__)
107 # elif defined(__DMC__)
109 # elif defined(__AIX__)
111 # elif defined(__MRC__)
112 void *alloca(
unsigned);
124 #define _SDL_HAS_BUILTIN(x) __has_builtin(x)
126 #define _SDL_HAS_BUILTIN(x) 0
132 #define SDL_arraysize(array) (sizeof(array)/sizeof(array[0]))
133 #define SDL_TABLESIZE(table) SDL_arraysize(table)
140 #define SDL_STRINGIFY_ARG(arg) #arg
150 #define SDL_reinterpret_cast(type, expression) reinterpret_cast<type>(expression)
151 #define SDL_static_cast(type, expression) static_cast<type>(expression)
152 #define SDL_const_cast(type, expression) const_cast<type>(expression)
154 #define SDL_reinterpret_cast(type, expression) ((type)(expression))
155 #define SDL_static_cast(type, expression) ((type)(expression))
156 #define SDL_const_cast(type, expression) ((type)(expression))
161 #define SDL_FOURCC(A, B, C, D) \
162 ((SDL_static_cast(Uint32, SDL_static_cast(Uint8, (A))) << 0) | \
163 (SDL_static_cast(Uint32, SDL_static_cast(Uint8, (B))) << 8) | \
164 (SDL_static_cast(Uint32, SDL_static_cast(Uint8, (C))) << 16) | \
165 (SDL_static_cast(Uint32, SDL_static_cast(Uint8, (D))) << 24))
188 #define SDL_MAX_SINT8 ((Sint8)0x7F)
189 #define SDL_MIN_SINT8 ((Sint8)(~0x7F))
194 #define SDL_MAX_UINT8 ((Uint8)0xFF)
195 #define SDL_MIN_UINT8 ((Uint8)0x00)
200 #define SDL_MAX_SINT16 ((Sint16)0x7FFF)
201 #define SDL_MIN_SINT16 ((Sint16)(~0x7FFF))
206 #define SDL_MAX_UINT16 ((Uint16)0xFFFF)
207 #define SDL_MIN_UINT16 ((Uint16)0x0000)
212 #define SDL_MAX_SINT32 ((Sint32)0x7FFFFFFF)
213 #define SDL_MIN_SINT32 ((Sint32)(~0x7FFFFFFF))
218 #define SDL_MAX_UINT32 ((Uint32)0xFFFFFFFFu)
219 #define SDL_MIN_UINT32 ((Uint32)0x00000000)
225 #define SDL_MAX_SINT64 ((Sint64)0x7FFFFFFFFFFFFFFFll)
226 #define SDL_MIN_SINT64 ((Sint64)(~0x7FFFFFFFFFFFFFFFll))
231 #define SDL_MAX_UINT64 ((Uint64)0xFFFFFFFFFFFFFFFFull)
232 #define SDL_MIN_UINT64 ((Uint64)(0x0000000000000000ull))
243 #define SDL_FLT_EPSILON FLT_EPSILON
245 #define SDL_FLT_EPSILON 1.1920928955078125e-07F
255 #define SDL_PRIs64 PRIs64
256 #elif defined(__WIN32__)
257 #define SDL_PRIs64 "I64d"
258 #elif defined(__LINUX__) && defined(__LP64__)
259 #define SDL_PRIs64 "ld"
261 #define SDL_PRIs64 "lld"
266 #define SDL_PRIu64 PRIu64
267 #elif defined(__WIN32__)
268 #define SDL_PRIu64 "I64u"
269 #elif defined(__LINUX__) && defined(__LP64__)
270 #define SDL_PRIu64 "lu"
272 #define SDL_PRIu64 "llu"
277 #define SDL_PRIx64 PRIx64
278 #elif defined(__WIN32__)
279 #define SDL_PRIx64 "I64x"
280 #elif defined(__LINUX__) && defined(__LP64__)
281 #define SDL_PRIx64 "lx"
283 #define SDL_PRIx64 "llx"
288 #define SDL_PRIX64 PRIX64
289 #elif defined(__WIN32__)
290 #define SDL_PRIX64 "I64X"
291 #elif defined(__LINUX__) && defined(__LP64__)
292 #define SDL_PRIX64 "lX"
294 #define SDL_PRIX64 "llX"
299 #define SDL_PRIs32 PRId32
301 #define SDL_PRIs32 "d"
306 #define SDL_PRIu32 PRIu32
308 #define SDL_PRIu32 "u"
313 #define SDL_PRIx32 PRIx32
315 #define SDL_PRIx32 "x"
320 #define SDL_PRIX32 PRIX32
322 #define SDL_PRIX32 "X"
327 #ifdef SDL_DISABLE_ANALYZE_MACROS
328 #define SDL_IN_BYTECAP(x)
329 #define SDL_INOUT_Z_CAP(x)
330 #define SDL_OUT_Z_CAP(x)
331 #define SDL_OUT_CAP(x)
332 #define SDL_OUT_BYTECAP(x)
333 #define SDL_OUT_Z_BYTECAP(x)
334 #define SDL_PRINTF_FORMAT_STRING
335 #define SDL_SCANF_FORMAT_STRING
336 #define SDL_PRINTF_VARARG_FUNC( fmtargnumber )
337 #define SDL_SCANF_VARARG_FUNC( fmtargnumber )
339 #if defined(_MSC_VER) && (_MSC_VER >= 1600)
342 #define SDL_IN_BYTECAP(x) _In_bytecount_(x)
343 #define SDL_INOUT_Z_CAP(x) _Inout_z_cap_(x)
344 #define SDL_OUT_Z_CAP(x) _Out_z_cap_(x)
345 #define SDL_OUT_CAP(x) _Out_cap_(x)
346 #define SDL_OUT_BYTECAP(x) _Out_bytecap_(x)
347 #define SDL_OUT_Z_BYTECAP(x) _Out_z_bytecap_(x)
349 #define SDL_PRINTF_FORMAT_STRING _Printf_format_string_
350 #define SDL_SCANF_FORMAT_STRING _Scanf_format_string_impl_
352 #define SDL_IN_BYTECAP(x)
353 #define SDL_INOUT_Z_CAP(x)
354 #define SDL_OUT_Z_CAP(x)
355 #define SDL_OUT_CAP(x)
356 #define SDL_OUT_BYTECAP(x)
357 #define SDL_OUT_Z_BYTECAP(x)
358 #define SDL_PRINTF_FORMAT_STRING
359 #define SDL_SCANF_FORMAT_STRING
361 #if defined(__GNUC__)
362 #define SDL_PRINTF_VARARG_FUNC( fmtargnumber ) __attribute__ (( format( __printf__, fmtargnumber, fmtargnumber+1 )))
363 #define SDL_SCANF_VARARG_FUNC( fmtargnumber ) __attribute__ (( format( __scanf__, fmtargnumber, fmtargnumber+1 )))
365 #define SDL_PRINTF_VARARG_FUNC( fmtargnumber )
366 #define SDL_SCANF_VARARG_FUNC( fmtargnumber )
370 #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)
371 #define SDL_COMPILE_TIME_ASSERT(name, x) _Static_assert(x, #x)
372 #elif defined(__cplusplus) && (__cplusplus >= 201103L)
373 #define SDL_COMPILE_TIME_ASSERT(name, x) static_assert(x, #x)
375 #define SDL_COMPILE_TIME_ASSERT(name, x) \
376 typedef int SDL_compile_time_assert_ ## name[(x) * 2 - 1]
379 #ifndef DOXYGEN_SHOULD_IGNORE_THIS
398 #ifndef DOXYGEN_SHOULD_IGNORE_THIS
399 #if !defined(__ANDROID__) && !defined(__VITA__)
418 #define SDL_stack_alloc(type, count) (type*)alloca(sizeof(type)*(count))
419 #define SDL_stack_free(data)
421 #define SDL_stack_alloc(type, count) (type*)SDL_malloc(sizeof(type)*(count))
422 #define SDL_stack_free(data) SDL_free(data)
426 extern DECLSPEC
void *SDLCALL
SDL_calloc(
size_t nmemb,
size_t size);
427 extern DECLSPEC
void *SDLCALL
SDL_realloc(
void *mem,
size_t size);
463 extern DECLSPEC
int SDLCALL
SDL_setenv(
const char *name,
const char *value,
int overwrite);
465 extern DECLSPEC
void SDLCALL
SDL_qsort(
void *base,
size_t nmemb,
size_t size,
int (*compare) (
const void *,
const void *));
466 extern DECLSPEC
void * SDLCALL
SDL_bsearch(
const void *key,
const void *base,
size_t nmemb,
size_t size,
int (*compare) (
const void *,
const void *));
471 #define SDL_min(x, y) (((x) < (y)) ? (x) : (y))
472 #define SDL_max(x, y) (((x) > (y)) ? (x) : (y))
473 #define SDL_clamp(x, a, b) (((x) < (a)) ? (a) : (((x) > (b)) ? (b) : (x)))
494 #define SDL_zero(x) SDL_memset(&(x), 0, sizeof((x)))
495 #define SDL_zerop(x) SDL_memset((x), 0, sizeof(*(x)))
496 #define SDL_zeroa(x) SDL_memset((x), 0, sizeof((x)))
502 memset_pattern4(dst, &val, dwords * 4);
503 #elif defined(__GNUC__) && defined(__i386__)
505 __asm__ __volatile__ (
508 :
"=&D" (u0),
"=&a" (u1),
"=&c" (u2)
513 size_t _n = (dwords + 3) / 4;
519 switch (dwords % 4) {
523 case 1: *_p++ = _val;
532 extern DECLSPEC
int SDLCALL
SDL_memcmp(
const void *s1,
const void *s2,
size_t len);
534 extern DECLSPEC
size_t SDLCALL
SDL_wcslen(
const wchar_t *wstr);
537 extern DECLSPEC
wchar_t *SDLCALL
SDL_wcsdup(
const wchar_t *wstr);
538 extern DECLSPEC
wchar_t *SDLCALL
SDL_wcsstr(
const wchar_t *haystack,
const wchar_t *needle);
540 extern DECLSPEC
int SDLCALL
SDL_wcscmp(
const wchar_t *str1,
const wchar_t *str2);
541 extern DECLSPEC
int SDLCALL
SDL_wcsncmp(
const wchar_t *str1,
const wchar_t *str2,
size_t maxlen);
542 extern DECLSPEC
int SDLCALL
SDL_wcscasecmp(
const wchar_t *str1,
const wchar_t *str2);
543 extern DECLSPEC
int SDLCALL
SDL_wcsncasecmp(
const wchar_t *str1,
const wchar_t *str2,
size_t len);
553 extern DECLSPEC
char *SDLCALL
SDL_strchr(
const char *str,
int c);
554 extern DECLSPEC
char *SDLCALL
SDL_strrchr(
const char *str,
int c);
555 extern DECLSPEC
char *SDLCALL
SDL_strstr(
const char *haystack,
const char *needle);
556 extern DECLSPEC
char *SDLCALL
SDL_strtokr(
char *s1,
const char *s2,
char **saveptr);
559 extern DECLSPEC
char *SDLCALL
SDL_itoa(
int value,
char *str,
int radix);
560 extern DECLSPEC
char *SDLCALL
SDL_uitoa(
unsigned int value,
char *str,
int radix);
561 extern DECLSPEC
char *SDLCALL
SDL_ltoa(
long value,
char *str,
int radix);
562 extern DECLSPEC
char *SDLCALL
SDL_ultoa(
unsigned long value,
char *str,
int radix);
566 extern DECLSPEC
int SDLCALL
SDL_atoi(
const char *str);
567 extern DECLSPEC
double SDLCALL
SDL_atof(
const char *str);
568 extern DECLSPEC
long SDLCALL
SDL_strtol(
const char *str,
char **endp,
int base);
569 extern DECLSPEC
unsigned long SDLCALL
SDL_strtoul(
const char *str,
char **endp,
int base);
572 extern DECLSPEC
double SDLCALL
SDL_strtod(
const char *str,
char **endp);
574 extern DECLSPEC
int SDLCALL
SDL_strcmp(
const char *str1,
const char *str2);
575 extern DECLSPEC
int SDLCALL
SDL_strncmp(
const char *str1,
const char *str2,
size_t maxlen);
577 extern DECLSPEC
int SDLCALL
SDL_strncasecmp(
const char *str1,
const char *str2,
size_t len);
580 extern DECLSPEC
int SDLCALL
SDL_vsscanf(const
char *text, const
char *fmt, va_list ap);
584 extern DECLSPEC
int SDLCALL
SDL_vasprintf(
char **strp, const
char *fmt, va_list ap);
588 #define M_PI 3.14159265358979323846264338327950288
612 extern DECLSPEC
double SDLCALL
SDL_atan2(
double y,
double x);
618 extern DECLSPEC
double SDLCALL
SDL_cos(
double x);
620 extern DECLSPEC
double SDLCALL
SDL_exp(
double x);
628 extern DECLSPEC
double SDLCALL
SDL_fmod(
double x,
double y);
629 extern DECLSPEC
float SDLCALL
SDL_fmodf(
float x,
float y);
630 extern DECLSPEC
double SDLCALL
SDL_log(
double x);
634 extern DECLSPEC
double SDLCALL
SDL_pow(
double x,
double y);
635 extern DECLSPEC
float SDLCALL
SDL_powf(
float x,
float y);
642 extern DECLSPEC
double SDLCALL
SDL_sin(
double x);
646 extern DECLSPEC
double SDLCALL
SDL_tan(
double x);
650 #define SDL_ICONV_ERROR (size_t)-1
651 #define SDL_ICONV_E2BIG (size_t)-2
652 #define SDL_ICONV_EILSEQ (size_t)-3
653 #define SDL_ICONV_EINVAL (size_t)-4
658 const char *fromcode);
661 size_t * inbytesleft,
char **outbuf,
662 size_t * outbytesleft);
671 const char *fromcode,
674 #define SDL_iconv_utf8_locale(S) SDL_iconv_string("", "UTF-8", S, SDL_strlen(S)+1)
675 #define SDL_iconv_utf8_ucs2(S) (Uint16 *)SDL_iconv_string("UCS-2-INTERNAL", "UTF-8", S, SDL_strlen(S)+1)
676 #define SDL_iconv_utf8_ucs4(S) (Uint32 *)SDL_iconv_string("UCS-4-INTERNAL", "UTF-8", S, SDL_strlen(S)+1)
677 #define SDL_iconv_wchar_utf8(S) SDL_iconv_string("UTF-8", "WCHAR_T", (char *)S, (SDL_wcslen(S)+1)*sizeof(wchar_t))
681 #if defined(__clang_analyzer__) && !defined(SDL_DISABLE_ANALYZE_MACROS)
685 size_t strlcpy(
char* dst,
const char* src,
size_t size);
690 size_t strlcat(
char* dst,
const char* src,
size_t size);
693 #define SDL_malloc malloc
694 #define SDL_calloc calloc
695 #define SDL_realloc realloc
696 #define SDL_free free
697 #define SDL_memset memset
698 #define SDL_memcpy memcpy
699 #define SDL_memmove memmove
700 #define SDL_memcmp memcmp
701 #define SDL_strlcpy strlcpy
702 #define SDL_strlcat strlcat
703 #define SDL_strlen strlen
704 #define SDL_wcslen wcslen
705 #define SDL_wcslcpy wcslcpy
706 #define SDL_wcslcat wcslcat
707 #define SDL_strdup strdup
708 #define SDL_wcsdup wcsdup
709 #define SDL_strchr strchr
710 #define SDL_strrchr strrchr
711 #define SDL_strstr strstr
712 #define SDL_wcsstr wcsstr
713 #define SDL_strtokr strtok_r
714 #define SDL_strcmp strcmp
715 #define SDL_wcscmp wcscmp
716 #define SDL_strncmp strncmp
717 #define SDL_wcsncmp wcsncmp
718 #define SDL_strcasecmp strcasecmp
719 #define SDL_strncasecmp strncasecmp
720 #define SDL_sscanf sscanf
721 #define SDL_vsscanf vsscanf
722 #define SDL_snprintf snprintf
723 #define SDL_vsnprintf vsnprintf
unsigned long long uint64_t
double SDL_sqrt(double x)
int SDL_atoi(const char *str)
SDL_iconv_t SDL_iconv_open(const char *tocode, const char *fromcode)
SDL_FORCE_INLINE void * SDL_memcpy4(SDL_OUT_BYTECAP(dwords *4) void *dst, SDL_IN_BYTECAP(dwords *4) const void *src, size_t dwords)
SDL_FORCE_INLINE void SDL_memset4(void *dst, Uint32 val, size_t dwords)
void * SDL_bsearch(const void *key, const void *base, size_t nmemb, size_t size, int(*compare)(const void *, const void *))
size_t SDL_iconv(SDL_iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft)
wchar_t * SDL_wcsdup(const wchar_t *wstr)
void(* SDL_free_func)(void *mem)
#define SDL_OUT_BYTECAP(x)
int SDL_wcsncmp(const wchar_t *str1, const wchar_t *str2, size_t maxlen)
int SDL_sscanf(const char *text, SDL_SCANF_FORMAT_STRING const char *fmt,...) SDL_SCANF_VARARG_FUNC(2)
void SDL_qsort(void *base, size_t nmemb, size_t size, int(*compare)(const void *, const void *))
int SDL_vsnprintf(SDL_OUT_Z_CAP(maxlen) char *text, size_t maxlen, const char *fmt, va_list ap)
char * SDL_strchr(const char *str, int c)
struct _SDL_iconv_t * SDL_iconv_t
int SDL_wcsncasecmp(const wchar_t *str1, const wchar_t *str2, size_t len)
float SDL_copysignf(float x, float y)
void *(* SDL_realloc_func)(void *mem, size_t size)
void * SDL_memmove(SDL_OUT_BYTECAP(len) void *dst, SDL_IN_BYTECAP(len) const void *src, size_t len)
int SDL_SetMemoryFunctions(SDL_malloc_func malloc_func, SDL_calloc_func calloc_func, SDL_realloc_func realloc_func, SDL_free_func free_func)
size_t SDL_wcslcat(SDL_INOUT_Z_CAP(maxlen) wchar_t *dst, const wchar_t *src, size_t maxlen)
char * SDL_getenv(const char *name)
int SDL_strncmp(const char *str1, const char *str2, size_t maxlen)
#define SDL_IN_BYTECAP(x)
void * SDL_memset(SDL_OUT_BYTECAP(len) void *dst, int c, size_t len)
double SDL_round(double x)
long SDL_lround(double x)
int SDL_iconv_close(SDL_iconv_t cd)
char * SDL_strstr(const char *haystack, const char *needle)
char * SDL_ltoa(long value, char *str, int radix)
float SDL_scalbnf(float x, int n)
double SDL_pow(double x, double y)
size_t SDL_utf8strlcpy(SDL_OUT_Z_CAP(dst_bytes) char *dst, const char *src, size_t dst_bytes)
double SDL_asin(double x)
double SDL_acos(double x)
void * SDL_calloc(size_t nmemb, size_t size)
char * SDL_uitoa(unsigned int value, char *str, int radix)
char * SDL_strlwr(char *str)
double SDL_ceil(double x)
int SDL_strcasecmp(const char *str1, const char *str2)
#define SDL_SCANF_FORMAT_STRING
int SDL_GetNumAllocations(void)
#define SDL_static_cast(type, expression)
size_t SDL_wcslcpy(SDL_OUT_Z_CAP(maxlen) wchar_t *dst, const wchar_t *src, size_t maxlen)
double SDL_atan(double x)
size_t SDL_wcslen(const wchar_t *wstr)
int SDL_setenv(const char *name, const char *value, int overwrite)
size_t SDL_strlcpy(SDL_OUT_Z_CAP(maxlen) char *dst, const char *src, size_t maxlen)
#define SDL_INOUT_Z_CAP(x)
double SDL_scalbn(double x, int n)
void *(* SDL_malloc_func)(size_t size)
char * SDL_lltoa(Sint64 value, char *str, int radix)
int SDL_wcscasecmp(const wchar_t *str1, const wchar_t *str2)
double SDL_fmod(double x, double y)
double SDL_fabs(double x)
Sint64 SDL_strtoll(const char *str, char **endp, int base)
float SDL_truncf(float x)
double SDL_log10(double x)
char * SDL_strtokr(char *s1, const char *s2, char **saveptr)
char * SDL_itoa(int value, char *str, int radix)
double SDL_floor(double x)
int SDL_wcscmp(const wchar_t *str1, const wchar_t *str2)
long SDL_strtol(const char *str, char **endp, int base)
Uint32 SDL_crc32(Uint32 crc, const void *data, size_t len)
float SDL_log10f(float x)
int SDL_memcmp(const void *s1, const void *s2, size_t len)
float SDL_roundf(float x)
double SDL_strtod(const char *str, char **endp)
char * SDL_strdup(const char *str)
long SDL_lroundf(float x)
double SDL_atof(const char *str)
int SDL_vsscanf(const char *text, const char *fmt, va_list ap)
unsigned long SDL_strtoul(const char *str, char **endp, int base)
char * SDL_iconv_string(const char *tocode, const char *fromcode, const char *inbuf, size_t inbytesleft)
float SDL_floorf(float x)
int SDL_strcmp(const char *str1, const char *str2)
char * SDL_strupr(char *str)
void * SDL_malloc(size_t size)
wchar_t * SDL_wcsstr(const wchar_t *haystack, const wchar_t *needle)
#define SDL_PRINTF_FORMAT_STRING
void * SDL_realloc(void *mem, size_t size)
float SDL_fmodf(float x, float y)
void SDL_GetMemoryFunctions(SDL_malloc_func *malloc_func, SDL_calloc_func *calloc_func, SDL_realloc_func *realloc_func, SDL_free_func *free_func)
#define SDL_PRINTF_VARARG_FUNC(fmtargnumber)
#define SDL_COMPILE_TIME_ASSERT(name, x)
float SDL_atan2f(float y, float x)
char * SDL_strrev(char *str)
char * SDL_strrchr(const char *str, int c)
#define SDL_SCANF_VARARG_FUNC(fmtargnumber)
double SDL_atan2(double y, double x)
char * SDL_ultoa(unsigned long value, char *str, int radix)
void *(* SDL_calloc_func)(size_t nmemb, size_t size)
float SDL_powf(float x, float y)
size_t SDL_strlen(const char *str)
int SDL_snprintf(SDL_OUT_Z_CAP(maxlen) char *text, size_t maxlen, SDL_PRINTF_FORMAT_STRING const char *fmt,...) SDL_PRINTF_VARARG_FUNC(3)
void * SDL_memcpy(SDL_OUT_BYTECAP(len) void *dst, SDL_IN_BYTECAP(len) const void *src, size_t len)
size_t SDL_strlcat(SDL_INOUT_Z_CAP(maxlen) char *dst, const char *src, size_t maxlen)
int SDL_vasprintf(char **strp, const char *fmt, va_list ap)
double SDL_copysign(double x, double y)
size_t SDL_utf8strlen(const char *str)
char * SDL_ulltoa(Uint64 value, char *str, int radix)
int SDL_strncasecmp(const char *str1, const char *str2, size_t len)
int SDL_asprintf(char **strp, SDL_PRINTF_FORMAT_STRING const char *fmt,...) SDL_PRINTF_VARARG_FUNC(2)
Uint64 SDL_strtoull(const char *str, char **endp, int base)
double SDL_trunc(double x)