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@@ -1,5 +1,5 @@
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/*
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- * Copyright (c) 2006-2021, RT-Thread Development Team
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+ * Copyright (c) 2006-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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@@ -42,13 +42,18 @@
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* 2022-01-07 Gabriel move some __on_rt_xxxxx_hook to dedicated c source files
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* 2022-01-12 Meco Man remove RT_THREAD_BLOCK
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* 2022-04-20 Meco Man change version number to v4.1.1
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+ * 2022-06-29 Meco Man add RT_USING_LIBC and standard libc headers
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*/
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#ifndef __RT_DEF_H__
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#define __RT_DEF_H__
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-/* include rtconfig header to import configuration */
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#include <rtconfig.h>
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+#ifdef RT_USING_LIBC
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+#include <stdint.h>
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+#include <stddef.h>
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+#include <stdarg.h>
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+#endif /* RT_USING_LIBC */
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#ifdef __cplusplus
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extern "C" {
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@@ -72,8 +77,6 @@ extern "C" {
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/* RT-Thread basic data type definitions */
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#ifndef RT_USING_ARCH_DATA_TYPE
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#ifdef RT_USING_LIBC
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-#include <stdint.h>
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-#include <stddef.h>
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typedef int8_t rt_int8_t; /**< 8bit integer type */
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typedef int16_t rt_int16_t; /**< 16bit integer type */
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typedef int32_t rt_int32_t; /**< 32bit integer type */
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@@ -119,12 +122,26 @@ typedef rt_base_t rt_off_t; /**< Type for offset */
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#define RT_TRUE 1 /**< boolean true */
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#define RT_FALSE 0 /**< boolean fails */
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+/* null pointer definition */
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+#ifdef RT_USING_LIBC
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+#define RT_NULL NULL /**< null pointer */
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+#else
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+#define RT_NULL (0) /**< null pointer */
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+#endif /* RT_USING_LIBC */
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+
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/**@}*/
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/* maximum value of base type */
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+#ifdef RT_USING_LIBC
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+#define RT_UINT8_MAX UINT8_MAX /**< Maximum number of UINT8 */
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+#define RT_UINT16_MAX UINT16_MAX /**< Maximum number of UINT16 */
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+#define RT_UINT32_MAX UINT32_MAX /**< Maximum number of UINT32 */
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+#else
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#define RT_UINT8_MAX 0xff /**< Maximum number of UINT8 */
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#define RT_UINT16_MAX 0xffff /**< Maximum number of UINT16 */
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#define RT_UINT32_MAX 0xffffffff /**< Maximum number of UINT32 */
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+#endif /* RT_USING_LIBC */
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+
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#define RT_TICK_MAX RT_UINT32_MAX /**< Maximum number of tick */
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/* maximum value of ipc type */
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@@ -138,84 +155,76 @@ typedef rt_base_t rt_off_t; /**< Type for offset */
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/* Compiler Related Definitions */
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#if defined(__ARMCC_VERSION) /* ARM Compiler */
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- #include <stdarg.h>
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- #define RT_SECTION(x) __attribute__((section(x)))
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- #define RT_USED __attribute__((used))
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- #define ALIGN(n) __attribute__((aligned(n)))
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- #define RT_WEAK __attribute__((weak))
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- #define rt_inline static __inline
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- /* module compiling */
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- #ifdef RT_USING_MODULE
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- #define RTT_API __declspec(dllimport)
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- #else
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- #define RTT_API __declspec(dllexport)
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- #endif /* RT_USING_MODULE */
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+#define RT_SECTION(x) __attribute__((section(x)))
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+#define RT_USED __attribute__((used))
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+#define ALIGN(n) __attribute__((aligned(n)))
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+#define RT_WEAK __attribute__((weak))
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+#define rt_inline static __inline
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+/* module compiling */
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+#ifdef RT_USING_MODULE
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+#define RTT_API __declspec(dllimport)
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+#else
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+#define RTT_API __declspec(dllexport)
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+#endif /* RT_USING_MODULE */
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#elif defined (__IAR_SYSTEMS_ICC__) /* for IAR Compiler */
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- #include <stdarg.h>
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- #define RT_SECTION(x) @ x
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- #define RT_USED __root
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- #define PRAGMA(x) _Pragma(#x)
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- #define ALIGN(n) PRAGMA(data_alignment=n)
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- #define RT_WEAK __weak
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- #define rt_inline static inline
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- #define RTT_API
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+#define RT_SECTION(x) @ x
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+#define RT_USED __root
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+#define PRAGMA(x) _Pragma(#x)
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+#define ALIGN(n) PRAGMA(data_alignment=n)
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+#define RT_WEAK __weak
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+#define rt_inline static inline
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+#define RTT_API
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#elif defined (__GNUC__) /* GNU GCC Compiler */
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- #ifdef RT_USING_NEWLIB
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- #include <stdarg.h>
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- #else
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- /* the version of GNU GCC must be greater than 4.x */
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- typedef __builtin_va_list __gnuc_va_list;
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- typedef __gnuc_va_list va_list;
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- #define va_start(v,l) __builtin_va_start(v,l)
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- #define va_end(v) __builtin_va_end(v)
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- #define va_arg(v,l) __builtin_va_arg(v,l)
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- #endif /* RT_USING_NEWLIB */
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- #define RT_SECTION(x) __attribute__((section(x)))
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- #define RT_USED __attribute__((used))
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- #define ALIGN(n) __attribute__((aligned(n)))
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- #define RT_WEAK __attribute__((weak))
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- #define rt_inline static __inline
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- #define RTT_API
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+#ifndef RT_USING_LIBC
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+/* the version of GNU GCC must be greater than 4.x */
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+typedef __builtin_va_list __gnuc_va_list;
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+typedef __gnuc_va_list va_list;
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+#define va_start(v,l) __builtin_va_start(v,l)
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+#define va_end(v) __builtin_va_end(v)
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+#define va_arg(v,l) __builtin_va_arg(v,l)
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+#endif /* RT_USING_LIBC */
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+#define RT_SECTION(x) __attribute__((section(x)))
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+#define RT_USED __attribute__((used))
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+#define ALIGN(n) __attribute__((aligned(n)))
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+#define RT_WEAK __attribute__((weak))
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+#define rt_inline static __inline
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+#define RTT_API
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#elif defined (__ADSPBLACKFIN__) /* for VisualDSP++ Compiler */
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- #include <stdarg.h>
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- #define RT_SECTION(x) __attribute__((section(x)))
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- #define RT_USED __attribute__((used))
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- #define ALIGN(n) __attribute__((aligned(n)))
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- #define RT_WEAK __attribute__((weak))
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- #define rt_inline static inline
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- #define RTT_API
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+#define RT_SECTION(x) __attribute__((section(x)))
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+#define RT_USED __attribute__((used))
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+#define ALIGN(n) __attribute__((aligned(n)))
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+#define RT_WEAK __attribute__((weak))
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+#define rt_inline static inline
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+#define RTT_API
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#elif defined (_MSC_VER)
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- #include <stdarg.h>
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- #define RT_SECTION(x)
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- #define RT_USED
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- #define ALIGN(n) __declspec(align(n))
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- #define RT_WEAK
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- #define rt_inline static __inline
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- #define RTT_API
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+#define RT_SECTION(x)
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+#define RT_USED
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+#define ALIGN(n) __declspec(align(n))
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+#define RT_WEAK
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+#define rt_inline static __inline
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+#define RTT_API
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#elif defined (__TI_COMPILER_VERSION__)
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- #include <stdarg.h>
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- /* The way that TI compiler set section is different from other(at least
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- * GCC and MDK) compilers. See ARM Optimizing C/C++ Compiler 5.9.3 for more
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- * details. */
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- #define RT_SECTION(x)
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- #define RT_USED
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- #define PRAGMA(x) _Pragma(#x)
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- #define ALIGN(n)
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- #define RT_WEAK
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- #define rt_inline static inline
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- #define RTT_API
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+/* The way that TI compiler set section is different from other(at least
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+ * GCC and MDK) compilers. See ARM Optimizing C/C++ Compiler 5.9.3 for more
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+ * details. */
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+#define RT_SECTION(x)
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+#define RT_USED
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+#define PRAGMA(x) _Pragma(#x)
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+#define ALIGN(n)
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+#define RT_WEAK
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+#define rt_inline static inline
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+#define RTT_API
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#elif defined (__TASKING__)
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- #include <stdarg.h>
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- #define RT_SECTION(x) __attribute__((section(x)))
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- #define RT_USED __attribute__((used, protect))
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- #define PRAGMA(x) _Pragma(#x)
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- #define ALIGN(n) __attribute__((__align(n)))
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- #define RT_WEAK __attribute__((weak))
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- #define rt_inline static inline
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- #define RTT_API
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+#define RT_SECTION(x) __attribute__((section(x)))
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+#define RT_USED __attribute__((used, protect))
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+#define PRAGMA(x) _Pragma(#x)
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+#define ALIGN(n) __attribute__((__align(n)))
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+#define RT_WEAK __attribute__((weak))
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+#define rt_inline static inline
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+#define RTT_API
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#else
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#error not supported tool chain
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-#endif
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+#endif /* __ARMCC_VERSION */
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/* initialization export */
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#ifdef RT_USING_COMPONENTS_INIT
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@@ -353,14 +362,6 @@ typedef int (*init_fn_t)(void);
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*/
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#define RT_ALIGN_DOWN(size, align) ((size) & ~((align) - 1))
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-/**
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- * @ingroup BasicDef
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- *
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- * @def RT_NULL
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- * Similar as the \c NULL in C library.
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- */
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-#define RT_NULL (0)
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-
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/**
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* Double List structure
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*/
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Meco Man