/*
Simple DirectMedia Layer
- Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
+ Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
* This is a general header that includes C language support.
*/
-#ifndef _SDL_stdinc_h
-#define _SDL_stdinc_h
+#ifndef SDL_stdinc_h_
+#define SDL_stdinc_h_
#include "SDL_config.h"
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
+#ifdef HAVE_WCHAR_H
+# include <wchar.h>
+#endif
#if defined(HAVE_INTTYPES_H)
# include <inttypes.h>
#elif defined(HAVE_STDINT_H)
#ifdef HAVE_FLOAT_H
# include <float.h>
#endif
+#if defined(HAVE_ALLOCA) && !defined(alloca)
+# if defined(HAVE_ALLOCA_H)
+# include <alloca.h>
+# elif defined(__GNUC__)
+# define alloca __builtin_alloca
+# elif defined(_MSC_VER)
+# include <malloc.h>
+# define alloca _alloca
+# elif defined(__WATCOMC__)
+# include <malloc.h>
+# elif defined(__BORLANDC__)
+# include <malloc.h>
+# elif defined(__DMC__)
+# include <stdlib.h>
+# elif defined(__AIX__)
+#pragma alloca
+# elif defined(__MRC__)
+void *alloca(unsigned);
+# else
+char *alloca();
+# endif
+#endif
/**
* The number of elements in an array.
*/
/* @{ */
+#ifdef __CC_ARM
+/* ARM's compiler throws warnings if we use an enum: like "SDL_bool x = a < b;" */
+#define SDL_FALSE 0
+#define SDL_TRUE 1
+typedef int SDL_bool;
+#else
typedef enum
{
SDL_FALSE = 0,
SDL_TRUE = 1
} SDL_bool;
+#endif
/**
* \brief A signed 8-bit integer type.
*/
+#define SDL_MAX_SINT8 ((Sint8)0x7F) /* 127 */
+#define SDL_MIN_SINT8 ((Sint8)(~0x7F)) /* -128 */
typedef int8_t Sint8;
/**
* \brief An unsigned 8-bit integer type.
*/
+#define SDL_MAX_UINT8 ((Uint8)0xFF) /* 255 */
+#define SDL_MIN_UINT8 ((Uint8)0x00) /* 0 */
typedef uint8_t Uint8;
/**
* \brief A signed 16-bit integer type.
*/
+#define SDL_MAX_SINT16 ((Sint16)0x7FFF) /* 32767 */
+#define SDL_MIN_SINT16 ((Sint16)(~0x7FFF)) /* -32768 */
typedef int16_t Sint16;
/**
* \brief An unsigned 16-bit integer type.
*/
+#define SDL_MAX_UINT16 ((Uint16)0xFFFF) /* 65535 */
+#define SDL_MIN_UINT16 ((Uint16)0x0000) /* 0 */
typedef uint16_t Uint16;
/**
* \brief A signed 32-bit integer type.
*/
+#define SDL_MAX_SINT32 ((Sint32)0x7FFFFFFF) /* 2147483647 */
+#define SDL_MIN_SINT32 ((Sint32)(~0x7FFFFFFF)) /* -2147483648 */
typedef int32_t Sint32;
/**
* \brief An unsigned 32-bit integer type.
*/
+#define SDL_MAX_UINT32 ((Uint32)0xFFFFFFFFu) /* 4294967295 */
+#define SDL_MIN_UINT32 ((Uint32)0x00000000) /* 0 */
typedef uint32_t Uint32;
/**
* \brief A signed 64-bit integer type.
*/
+#define SDL_MAX_SINT64 ((Sint64)0x7FFFFFFFFFFFFFFFll) /* 9223372036854775807 */
+#define SDL_MIN_SINT64 ((Sint64)(~0x7FFFFFFFFFFFFFFFll)) /* -9223372036854775808 */
typedef int64_t Sint64;
/**
* \brief An unsigned 64-bit integer type.
*/
+#define SDL_MAX_UINT64 ((Uint64)0xFFFFFFFFFFFFFFFFull) /* 18446744073709551615 */
+#define SDL_MIN_UINT64 ((Uint64)(0x0000000000000000ull)) /* 0 */
typedef uint64_t Uint64;
/* @} *//* Basic data types */
#endif /* SDL_DISABLE_ANALYZE_MACROS */
#define SDL_COMPILE_TIME_ASSERT(name, x) \
- typedef int SDL_dummy_ ## name[(x) * 2 - 1]
+ typedef int SDL_compile_time_assert_ ## name[(x) * 2 - 1]
/** \cond */
#ifndef DOXYGEN_SHOULD_IGNORE_THIS
SDL_COMPILE_TIME_ASSERT(uint8, sizeof(Uint8) == 1);
extern "C" {
#endif
-#if defined(HAVE_ALLOCA) && !defined(alloca)
-# if defined(HAVE_ALLOCA_H)
-# include <alloca.h>
-# elif defined(__GNUC__)
-# define alloca __builtin_alloca
-# elif defined(_MSC_VER)
-# include <malloc.h>
-# define alloca _alloca
-# elif defined(__WATCOMC__)
-# include <malloc.h>
-# elif defined(__BORLANDC__)
-# include <malloc.h>
-# elif defined(__DMC__)
-# include <stdlib.h>
-# elif defined(__AIX__)
-#pragma alloca
-# elif defined(__MRC__)
-void *alloca(unsigned);
-# else
-char *alloca();
-# endif
-#endif
#ifdef HAVE_ALLOCA
#define SDL_stack_alloc(type, count) (type*)alloca(sizeof(type)*(count))
#define SDL_stack_free(data)
extern DECLSPEC void *SDLCALL SDL_realloc(void *mem, size_t size);
extern DECLSPEC void SDLCALL SDL_free(void *mem);
+typedef void *(SDLCALL *SDL_malloc_func)(size_t size);
+typedef void *(SDLCALL *SDL_calloc_func)(size_t nmemb, size_t size);
+typedef void *(SDLCALL *SDL_realloc_func)(void *mem, size_t size);
+typedef void (SDLCALL *SDL_free_func)(void *mem);
+
+/**
+ * \brief Get the current set of SDL memory functions
+ */
+extern DECLSPEC void SDLCALL SDL_GetMemoryFunctions(SDL_malloc_func *malloc_func,
+ SDL_calloc_func *calloc_func,
+ SDL_realloc_func *realloc_func,
+ SDL_free_func *free_func);
+
+/**
+ * \brief Replace SDL's memory allocation functions with a custom set
+ *
+ * \note If you are replacing SDL's memory functions, you should call
+ * SDL_GetNumAllocations() and be very careful if it returns non-zero.
+ * That means that your free function will be called with memory
+ * allocated by the previous memory allocation functions.
+ */
+extern DECLSPEC int SDLCALL SDL_SetMemoryFunctions(SDL_malloc_func malloc_func,
+ SDL_calloc_func calloc_func,
+ SDL_realloc_func realloc_func,
+ SDL_free_func free_func);
+
+/**
+ * \brief Get the number of outstanding (unfreed) allocations
+ */
+extern DECLSPEC int SDLCALL SDL_GetNumAllocations(void);
+
extern DECLSPEC char *SDLCALL SDL_getenv(const char *name);
extern DECLSPEC int SDLCALL SDL_setenv(const char *name, const char *value, int overwrite);
return;
switch (dwords % 4)
{
- case 0: do { *_p++ = _val;
- case 3: *_p++ = _val;
- case 2: *_p++ = _val;
- case 1: *_p++ = _val;
+ case 0: do { *_p++ = _val; /* fallthrough */
+ case 3: *_p++ = _val; /* fallthrough */
+ case 2: *_p++ = _val; /* fallthrough */
+ case 1: *_p++ = _val; /* fallthrough */
} while ( --_n );
}
#endif
}
-
extern DECLSPEC void *SDLCALL SDL_memcpy(SDL_OUT_BYTECAP(len) void *dst, SDL_IN_BYTECAP(len) const void *src, size_t len);
extern DECLSPEC void *SDLCALL SDL_memmove(SDL_OUT_BYTECAP(len) void *dst, SDL_IN_BYTECAP(len) const void *src, size_t len);
extern DECLSPEC int SDLCALL SDL_memcmp(const void *s1, const void *s2, size_t len);
+extern DECLSPEC wchar_t *SDLCALL SDL_wcsdup(const wchar_t *wstr);
extern DECLSPEC size_t SDLCALL SDL_wcslen(const wchar_t *wstr);
extern DECLSPEC size_t SDLCALL SDL_wcslcpy(SDL_OUT_Z_CAP(maxlen) wchar_t *dst, const wchar_t *src, size_t maxlen);
extern DECLSPEC size_t SDLCALL SDL_wcslcat(SDL_INOUT_Z_CAP(maxlen) wchar_t *dst, const wchar_t *src, size_t maxlen);
+extern DECLSPEC int SDLCALL SDL_wcscmp(const wchar_t *str1, const wchar_t *str2);
extern DECLSPEC size_t SDLCALL SDL_strlen(const char *str);
extern DECLSPEC size_t SDLCALL SDL_strlcpy(SDL_OUT_Z_CAP(maxlen) char *dst, const char *src, size_t maxlen);
extern DECLSPEC char *SDLCALL SDL_strchr(const char *str, int c);
extern DECLSPEC char *SDLCALL SDL_strrchr(const char *str, int c);
extern DECLSPEC char *SDLCALL SDL_strstr(const char *haystack, const char *needle);
+extern DECLSPEC size_t SDLCALL SDL_utf8strlen(const char *str);
extern DECLSPEC char *SDLCALL SDL_itoa(int value, char *str, int radix);
extern DECLSPEC char *SDLCALL SDL_uitoa(unsigned int value, char *str, int radix);
#ifndef HAVE_M_PI
#ifndef M_PI
-#define M_PI 3.14159265358979323846264338327950288 /* pi */
+#define M_PI 3.14159265358979323846264338327950288 /**< pi */
#endif
#endif
extern DECLSPEC double SDLCALL SDL_acos(double x);
+extern DECLSPEC float SDLCALL SDL_acosf(float x);
extern DECLSPEC double SDLCALL SDL_asin(double x);
+extern DECLSPEC float SDLCALL SDL_asinf(float x);
extern DECLSPEC double SDLCALL SDL_atan(double x);
+extern DECLSPEC float SDLCALL SDL_atanf(float x);
extern DECLSPEC double SDLCALL SDL_atan2(double x, double y);
+extern DECLSPEC float SDLCALL SDL_atan2f(float x, float y);
extern DECLSPEC double SDLCALL SDL_ceil(double x);
+extern DECLSPEC float SDLCALL SDL_ceilf(float x);
extern DECLSPEC double SDLCALL SDL_copysign(double x, double y);
+extern DECLSPEC float SDLCALL SDL_copysignf(float x, float y);
extern DECLSPEC double SDLCALL SDL_cos(double x);
extern DECLSPEC float SDLCALL SDL_cosf(float x);
+extern DECLSPEC double SDLCALL SDL_exp(double x);
+extern DECLSPEC float SDLCALL SDL_expf(float x);
extern DECLSPEC double SDLCALL SDL_fabs(double x);
+extern DECLSPEC float SDLCALL SDL_fabsf(float x);
extern DECLSPEC double SDLCALL SDL_floor(double x);
+extern DECLSPEC float SDLCALL SDL_floorf(float x);
+extern DECLSPEC double SDLCALL SDL_fmod(double x, double y);
+extern DECLSPEC float SDLCALL SDL_fmodf(float x, float y);
extern DECLSPEC double SDLCALL SDL_log(double x);
+extern DECLSPEC float SDLCALL SDL_logf(float x);
+extern DECLSPEC double SDLCALL SDL_log10(double x);
+extern DECLSPEC float SDLCALL SDL_log10f(float x);
extern DECLSPEC double SDLCALL SDL_pow(double x, double y);
+extern DECLSPEC float SDLCALL SDL_powf(float x, float y);
extern DECLSPEC double SDLCALL SDL_scalbn(double x, int n);
+extern DECLSPEC float SDLCALL SDL_scalbnf(float x, int n);
extern DECLSPEC double SDLCALL SDL_sin(double x);
extern DECLSPEC float SDLCALL SDL_sinf(float x);
extern DECLSPEC double SDLCALL SDL_sqrt(double x);
#endif
#include "close_code.h"
-#endif /* _SDL_stdinc_h */
+#endif /* SDL_stdinc_h_ */
/* vi: set ts=4 sw=4 expandtab: */