/*
Simple DirectMedia Layer
- Copyright (C) 1997-2014 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_ICONV) && defined(HAVE_ICONV_H)
-# include <iconv.h>
+#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
/**
#define SDL_arraysize(array) (sizeof(array)/sizeof(array[0]))
#define SDL_TABLESIZE(table) SDL_arraysize(table)
+/**
+ * Macro useful for building other macros with strings in them
+ *
+ * e.g. #define LOG_ERROR(X) OutputDebugString(SDL_STRINGIFY_ARG(__FUNCTION__) ": " X "\n")
+ */
+#define SDL_STRINGIFY_ARG(arg) #arg
+
/**
* \name Cast operators
*
*/
/* @{ */
+#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 */
+/* Make sure we have macros for printing 64 bit values.
+ * <stdint.h> should define these but this is not true all platforms.
+ * (for example win32) */
+#ifndef SDL_PRIs64
+#ifdef PRIs64
+#define SDL_PRIs64 PRIs64
+#elif defined(__WIN32__)
+#define SDL_PRIs64 "I64d"
+#elif defined(__LINUX__) && defined(__LP64__)
+#define SDL_PRIs64 "ld"
+#else
+#define SDL_PRIs64 "lld"
+#endif
+#endif
+#ifndef SDL_PRIu64
+#ifdef PRIu64
+#define SDL_PRIu64 PRIu64
+#elif defined(__WIN32__)
+#define SDL_PRIu64 "I64u"
+#elif defined(__LINUX__) && defined(__LP64__)
+#define SDL_PRIu64 "lu"
+#else
+#define SDL_PRIu64 "llu"
+#endif
+#endif
+#ifndef SDL_PRIx64
+#ifdef PRIx64
+#define SDL_PRIx64 PRIx64
+#elif defined(__WIN32__)
+#define SDL_PRIx64 "I64x"
+#elif defined(__LINUX__) && defined(__LP64__)
+#define SDL_PRIx64 "lx"
+#else
+#define SDL_PRIx64 "llx"
+#endif
+#endif
+#ifndef SDL_PRIX64
+#ifdef PRIX64
+#define SDL_PRIX64 PRIX64
+#elif defined(__WIN32__)
+#define SDL_PRIX64 "I64X"
+#elif defined(__LINUX__) && defined(__LP64__)
+#define SDL_PRIX64 "lX"
+#else
+#define SDL_PRIX64 "llX"
+#endif
+#endif
+
+/* Annotations to help code analysis tools */
+#ifdef SDL_DISABLE_ANALYZE_MACROS
+#define SDL_IN_BYTECAP(x)
+#define SDL_INOUT_Z_CAP(x)
+#define SDL_OUT_Z_CAP(x)
+#define SDL_OUT_CAP(x)
+#define SDL_OUT_BYTECAP(x)
+#define SDL_OUT_Z_BYTECAP(x)
+#define SDL_PRINTF_FORMAT_STRING
+#define SDL_SCANF_FORMAT_STRING
+#define SDL_PRINTF_VARARG_FUNC( fmtargnumber )
+#define SDL_SCANF_VARARG_FUNC( fmtargnumber )
+#else
+#if defined(_MSC_VER) && (_MSC_VER >= 1600) /* VS 2010 and above */
+#include <sal.h>
+
+#define SDL_IN_BYTECAP(x) _In_bytecount_(x)
+#define SDL_INOUT_Z_CAP(x) _Inout_z_cap_(x)
+#define SDL_OUT_Z_CAP(x) _Out_z_cap_(x)
+#define SDL_OUT_CAP(x) _Out_cap_(x)
+#define SDL_OUT_BYTECAP(x) _Out_bytecap_(x)
+#define SDL_OUT_Z_BYTECAP(x) _Out_z_bytecap_(x)
+
+#define SDL_PRINTF_FORMAT_STRING _Printf_format_string_
+#define SDL_SCANF_FORMAT_STRING _Scanf_format_string_impl_
+#else
+#define SDL_IN_BYTECAP(x)
+#define SDL_INOUT_Z_CAP(x)
+#define SDL_OUT_Z_CAP(x)
+#define SDL_OUT_CAP(x)
+#define SDL_OUT_BYTECAP(x)
+#define SDL_OUT_Z_BYTECAP(x)
+#define SDL_PRINTF_FORMAT_STRING
+#define SDL_SCANF_FORMAT_STRING
+#endif
+#if defined(__GNUC__)
+#define SDL_PRINTF_VARARG_FUNC( fmtargnumber ) __attribute__ (( format( __printf__, fmtargnumber, fmtargnumber+1 )))
+#define SDL_SCANF_VARARG_FUNC( fmtargnumber ) __attribute__ (( format( __scanf__, fmtargnumber, fmtargnumber+1 )))
+#else
+#define SDL_PRINTF_VARARG_FUNC( fmtargnumber )
+#define SDL_SCANF_VARARG_FUNC( fmtargnumber )
+#endif
+#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);
extern DECLSPEC int SDLCALL SDL_toupper(int x);
extern DECLSPEC int SDLCALL SDL_tolower(int x);
-extern DECLSPEC void *SDLCALL SDL_memset(void *dst, int c, size_t len);
+extern DECLSPEC void *SDLCALL SDL_memset(SDL_OUT_BYTECAP(len) void *dst, int c, size_t len);
#define SDL_zero(x) SDL_memset(&(x), 0, sizeof((x)))
#define SDL_zerop(x) SDL_memset((x), 0, sizeof(*(x)))
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_memcpy(void *dst, const void *src, size_t len);
-
-SDL_FORCE_INLINE void *SDL_memcpy4(void *dst, const void *src, size_t dwords)
-{
- return SDL_memcpy(dst, src, dwords * 4);
-}
-
-extern DECLSPEC void *SDLCALL SDL_memmove(void *dst, 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(wchar_t *dst, const wchar_t *src, size_t maxlen);
-extern DECLSPEC size_t SDLCALL SDL_wcslcat(wchar_t *dst, const wchar_t *src, size_t maxlen);
+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(char *dst, const char *src, size_t maxlen);
-extern DECLSPEC size_t SDLCALL SDL_utf8strlcpy(char *dst, const char *src, size_t dst_bytes);
-extern DECLSPEC size_t SDLCALL SDL_strlcat(char *dst, const char *src, size_t maxlen);
+extern DECLSPEC size_t SDLCALL SDL_strlcpy(SDL_OUT_Z_CAP(maxlen) char *dst, const char *src, size_t maxlen);
+extern DECLSPEC size_t SDLCALL SDL_utf8strlcpy(SDL_OUT_Z_CAP(dst_bytes) char *dst, const char *src, size_t dst_bytes);
+extern DECLSPEC size_t SDLCALL SDL_strlcat(SDL_INOUT_Z_CAP(maxlen) char *dst, const char *src, size_t maxlen);
extern DECLSPEC char *SDLCALL SDL_strdup(const char *str);
extern DECLSPEC char *SDLCALL SDL_strrev(char *str);
extern DECLSPEC char *SDLCALL SDL_strupr(char *str);
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);
extern DECLSPEC int SDLCALL SDL_strcasecmp(const char *str1, const char *str2);
extern DECLSPEC int SDLCALL SDL_strncasecmp(const char *str1, const char *str2, size_t len);
-extern DECLSPEC int SDLCALL SDL_sscanf(const char *text, const char *fmt, ...);
+extern DECLSPEC int SDLCALL SDL_sscanf(const char *text, SDL_SCANF_FORMAT_STRING const char *fmt, ...) SDL_SCANF_VARARG_FUNC(2);
extern DECLSPEC int SDLCALL SDL_vsscanf(const char *text, const char *fmt, va_list ap);
-extern DECLSPEC int SDLCALL SDL_snprintf(char *text, size_t maxlen, const char *fmt, ...);
-extern DECLSPEC int SDLCALL SDL_vsnprintf(char *text, size_t maxlen, const char *fmt, va_list ap);
+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);
+extern DECLSPEC int SDLCALL SDL_vsnprintf(SDL_OUT_Z_CAP(maxlen) char *text, size_t maxlen, const char *fmt, va_list ap);
#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);
+extern DECLSPEC float SDLCALL SDL_sqrtf(float x);
+extern DECLSPEC double SDLCALL SDL_tan(double x);
+extern DECLSPEC float SDLCALL SDL_tanf(float x);
/* The SDL implementation of iconv() returns these error codes */
#define SDL_ICONV_ERROR (size_t)-1
#define SDL_iconv_utf8_ucs2(S) (Uint16 *)SDL_iconv_string("UCS-2-INTERNAL", "UTF-8", S, SDL_strlen(S)+1)
#define SDL_iconv_utf8_ucs4(S) (Uint32 *)SDL_iconv_string("UCS-4-INTERNAL", "UTF-8", S, SDL_strlen(S)+1)
+/* force builds using Clang's static analysis tools to use literal C runtime
+ here, since there are possibly tests that are ineffective otherwise. */
+#if defined(__clang_analyzer__) && !defined(SDL_DISABLE_ANALYZE_MACROS)
+#define SDL_malloc malloc
+#define SDL_calloc calloc
+#define SDL_realloc realloc
+#define SDL_free free
+#define SDL_memset memset
+#define SDL_memcpy memcpy
+#define SDL_memmove memmove
+#define SDL_memcmp memcmp
+#define SDL_strlen strlen
+#define SDL_strlcpy strlcpy
+#define SDL_strlcat strlcat
+#define SDL_strdup strdup
+#define SDL_strchr strchr
+#define SDL_strrchr strrchr
+#define SDL_strstr strstr
+#define SDL_strcmp strcmp
+#define SDL_strncmp strncmp
+#define SDL_strcasecmp strcasecmp
+#define SDL_strncasecmp strncasecmp
+#define SDL_sscanf sscanf
+#define SDL_vsscanf vsscanf
+#define SDL_snprintf snprintf
+#define SDL_vsnprintf vsnprintf
+#endif
+
+SDL_FORCE_INLINE void *SDL_memcpy4(SDL_OUT_BYTECAP(dwords*4) void *dst, SDL_IN_BYTECAP(dwords*4) const void *src, size_t dwords)
+{
+ return SDL_memcpy(dst, src, dwords * 4);
+}
+
/* Ends C function definitions when using C++ */
#ifdef __cplusplus
}
#endif
#include "close_code.h"
-#endif /* _SDL_stdinc_h */
+#endif /* SDL_stdinc_h_ */
/* vi: set ts=4 sw=4 expandtab: */
projects / xonotic / xonotic.git / blobdiff