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refactor: 调整 stdint.h，以兼容不同版本编译器
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@yixy-only
yixy-only committed Nov 28, 2024
1 parent a808a97 commit fed5c8a
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Showing 2 changed files with 85 additions and 19 deletions.
4 changes: 2 additions & 2 deletions include/ege.h
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Original file line number Diff line number Diff line change
Expand Up @@ -125,12 +125,12 @@
#ifndef EGE_DEPRECATE
# ifdef _MSC_VER
# ifdef _CRT_DEPRECATE_TEXT
# define EGE_DEPRECATE(function, msg) _CRT_DEPRECATE_TEXT("This function is deprecated. " msg " For more information, visit https://xege.org/.")
# define EGE_DEPRECATE(function, msg) _CRT_DEPRECATE_TEXT("This function is deprecated. " msg " For more information, visit https://xege.org .")
# else
# define EGE_DEPRECATE(function, msg)
# endif
# elif ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)))
# define EGE_DEPRECATE(function, msg) __attribute__((deprecated(msg " For more information, visit https://xege.org/.")))
# define EGE_DEPRECATE(function, msg) __attribute__((deprecated(msg " For more information, visit https://xege.org .")))
# else
# define EGE_DEPRECATE(function, msg) __attribute__((deprecated))
# endif
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100 changes: 83 additions & 17 deletions src/stdint.h
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Original file line number Diff line number Diff line change
Expand Up @@ -18,19 +18,77 @@

#ifndef _STDINT_H
#define _STDINT_H

#if defined(_MSC_VER) && (_MSC_VER > 1000)
#pragma once
#endif

#ifndef _STDINT_HEADER_NOT_SUPPORT
#if defined(_MSC_VER) && (_MSC_VER < 1600)
#define _STDINT_HEADER_NOT_SUPPORT
#elif defined(__GNUC__) && ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 5)))
#define _STDINT_HEADER_NOT_SUPPORT
#else
/* Other compilers always assume support for <stdint.h>. */
#endif
#endif

/* If the compiler provides the stdint.h header, fall back to the compiler's stdint.h,
* which might have additional definitions.
*/
#if !defined(_STDINT_HEADER_NOT_SUPPORT)

/* Remove the include guard before including the <stdint.h> header file to ensure it is included. */
#undef _STDINT_H
#include <stdint.h>
#ifndef _STDINT_H
#define _STDINT_H
#endif

#else

/* Avoid duplication with definitions in other stdint.h header files */
#if !definded(_STDINT) && !defined(_GCC_STDINT_H)
#if defined(_MSC_VER)
#define _STDINT
#elif defined(__GNUC__)
#define _GCC_STDINT_H
#endif

#define __need_wint_t
#define __need_wchar_t
#include <stddef.h>

#ifndef _LONGLONG
#if defined(_MSC_VER) && (_MSC_VER < 1800)
#define _LONGLONG __int64
#else
#define _LONGLONG long long
#endif
#endif

#ifndef __GNUC_EXTENSION__
#if defined(__GNUC__)
#define __GNUC_EXTENSION__ __extension__
#else
#define __GNUC_EXTENSION__
#endif
#endif

#if defined(__GNUC__) && ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 6)))
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wlong-long"
#endif

/* 7.18.1.1 Exact-width integer types */
typedef signed char int8_t;
typedef unsigned char uint8_t;
typedef short int16_t;
typedef unsigned short uint16_t;
typedef int int32_t;
typedef unsigned uint32_t;
typedef long long int64_t;
typedef unsigned long long uint64_t;
__GNUC_EXTENSION__ typedef _LONGLONG int64_t;
__GNUC_EXTENSION__ typedef unsigned _LONGLONG uint64_t;

/* 7.18.1.2 Minimum-width integer types */
typedef signed char int_least8_t;
Expand All @@ -39,8 +97,8 @@ typedef short int_least16_t;
typedef unsigned short uint_least16_t;
typedef int int_least32_t;
typedef unsigned uint_least32_t;
typedef long long int_least64_t;
typedef unsigned long long uint_least64_t;
__GNUC_EXTENSION__ typedef _LONGLONG int_least64_t;
__GNUC_EXTENSION__ typedef unsigned _LONGLONG uint_least64_t;

/* 7.18.1.3 Fastest minimum-width integer types
* Not actually guaranteed to be fastest for all purposes
Expand All @@ -52,32 +110,35 @@ typedef short int_fast16_t;
typedef unsigned short uint_fast16_t;
typedef int int_fast32_t;
typedef unsigned int uint_fast32_t;
typedef long long int_fast64_t;
typedef unsigned long long uint_fast64_t;
__GNUC_EXTENSION__ typedef _LONGLONG int_fast64_t;
__GNUC_EXTENSION__ typedef unsigned _LONGLONG uint_fast64_t;

/* 7.18.1.4 Integer types capable of holding object pointers */

#ifndef _INTPTR_T_DEFINED
#define _INTPTR_T_DEFINED
#ifdef _WIN64
typedef __int64 intptr_t;
#if defined(__INTPTR_TYPE__)
__GNUC_EXTENSION__ typedef __INTPTR_TYPE__ intptr_t;
#elif defined(_WIN64) || defined(__x86_64__) || (defined(__SIZEOF_POINTER__) && (__SIZEOF_POINTER__ == 8))
__GNUC_EXTENSION__ typedef _LONGLONG intptr_t;
#else
typedef int intptr_t;
#endif
#endif

#ifndef _UINTPTR_T_DEFINED
#define _UINTPTR_T_DEFINED
#ifdef _WIN64
typedef unsigned __int64 uintptr_t;
#if defined(__UINTPTR_TYPE__)
__GNUC_EXTENSION__ typedef __UINTPTR_TYPE__ uintptr_t;
#elif defined(_WIN64) || defined(__x86_64__) || (defined(__SIZEOF_POINTER__) && (__SIZEOF_POINTER__ == 8))
__GNUC_EXTENSION__ typedef unsigned _LONGLONG uintptr_t;
#else
typedef unsigned int uintptr_t;
#endif
#endif

/* 7.18.1.5 Greatest-width integer types */
typedef long long intmax_t;
typedef unsigned long long uintmax_t;
__GNUC_EXTENSION__ typedef _LONGLONG intmax_t;
__GNUC_EXTENSION__ typedef unsigned _LONGLONG uintmax_t;

/* 7.18.2 Limits of specified-width integer types */
#if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS)
Expand Down Expand Up @@ -132,7 +193,7 @@ typedef unsigned long long uintmax_t;

/* 7.18.2.4 Limits of integer types capable of holding
object pointers */
#ifdef _WIN64
#if defined(_WIN64) || defined(__x86_64__) || (defined(__SIZEOF_POINTER__) && (__SIZEOF_POINTER__ == 8))
#define INTPTR_MIN INT64_MIN
#define INTPTR_MAX INT64_MAX
#define UINTPTR_MAX UINT64_MAX
Expand All @@ -142,7 +203,7 @@ typedef unsigned long long uintmax_t;
#define UINTPTR_MAX UINT32_MAX
#endif

/* 7.18.2.5 Limits of greatest-width integer types */
/* 7.18.2.5 Limits of greatest-width integer types */
#define INTMAX_MIN INT64_MIN
#define INTMAX_MAX INT64_MAX
#define UINTMAX_MAX UINT64_MAX
Expand All @@ -169,7 +230,7 @@ typedef unsigned long long uintmax_t;

#endif /* !defined ( __cplusplus) || defined __STDC_LIMIT_MACROS */

/* 7.18.4 Macros for integer constants */
/* 7.18.4 Macros for integer constants */
#if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS)

/* 7.18.4.1 Macros for minimum-width integer constants
Expand Down Expand Up @@ -198,7 +259,12 @@ typedef unsigned long long uintmax_t;
/* 7.18.4.2 Macros for greatest-width integer constants */
#define INTMAX_C(val) INT64_C(val)
#define UINTMAX_C(val) UINT64_C(val)

#endif /* !defined ( __cplusplus) || defined __STDC_CONSTANT_MACROS */

#if defined(__GNUC__) && ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 6)))
#pragma GCC diagnostic pop
#endif

#endif /* !definded(_STDINT) && !defined(_GCC_STDINT_H) */
#endif /* !defined(_STDINT_HEADER_NOT_SUPPORT) */
#endif /* _STDINT_H */

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