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Standard library header <stdatomic.h> (C11)

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C
Standard Library headers

此头文件提供 原子操作 ，特别是作为 并发支持 库的组成部分。

目录

原子操作

原子类型操作
(C11)
指示给定原子类型是否为无锁的
(宏常量)
(C11)
指示原子对象是否无锁
(函数)
(C11)
在原子对象中存储值
(函数)
(C11)
从原子对象读取值
(函数)
(C11)
交换数值与原子对象的值
(函数)
(C11)
若旧值与期望值相符，则将值与原子对象进行交换，否则读取旧值
(函数)
(C11)
原子加法
(函数)
(C11)
原子减法运算
(函数)
(C11)
原子位或操作
(函数)
(C11)
原子按位异或操作
(函数)
(C11)
原子位与操作
(函数)
标志类型与操作
(C11)
无锁原子布尔标志
(结构体)
(C11)
将原子标志设置为 true 并返回其先前值
(函数)
(C11)
将原子标志设置为 false
(函数)
初始化
(C11)
初始化现有的原子对象
(函数)
(C11) (C17中弃用) (C23中移除)
初始化新的原子对象
(函数宏)
(C11)
初始化新的 atomic_flag
(宏常量)
内存同步排序
(C11)
定义内存排序约束
(枚举类型)
(C11)
为 memory_order_consume 打破依赖链
(函数宏)
(C11)
通用内存顺序相关的栅栏同步原语
(函数)
(C11)
同一线程内与信号处理函数之间的内存栅栏
(函数)
便捷类型别名
类型定义名称 完整类型名称
atomic_bool (C11起) _Atomic _Bool
atomic_char (C11) _Atomic char
atomic_schar (C11) _Atomic signed char
atomic_uchar (C11) _Atomic unsigned char
atomic_short (C11) _Atomic short
atomic_ushort (C11) _Atomic unsigned short
atomic_int (C11) _Atomic int
atomic_uint (C11) _Atomic unsigned int
atomic_long (C11) _Atomic long
atomic_ulong (C11) _Atomic unsigned long
atomic_llong (C11) _Atomic long long
atomic_ullong (C11) _Atomic unsigned long long
atomic_char8_t (C23) _Atomic char8_t
atomic_char16_t (C11) _Atomic char16_t
atomic_char32_t (C11) _Atomic char32_t
atomic_wchar_t (C11) _Atomic wchar_t
atomic_int_least8_t (C11) _Atomic int_least8_t
atomic_uint_least8_t (C11) _Atomic uint_least8_t
atomic_int_least16_t (C11) _Atomic int_least16_t
atomic_uint_least16_t (C11) _Atomic uint_least16_t
atomic_int_least32_t (C11) _Atomic int_least32_t
atomic_uint_least32_t (C11) _Atomic uint_least32_t
atomic_int_least64_t (C11) _Atomic int_least64_t
atomic_uint_least64_t (C11) _Atomic uint_least64_t
atomic_int_fast8_t (C11) _Atomic int_fast8_t
atomic_uint_fast8_t (C11) _Atomic uint_fast8_t
atomic_int_fast16_t (C11) _Atomic int_fast16_t
atomic_uint_fast16_t (C11) _Atomic uint_fast16_t
atomic_int_fast32_t (C11) _Atomic int_fast32_t
atomic_uint_fast32_t (C11) _Atomic uint_fast32_t
atomic_int_fast64_t (C11) _Atomic int_fast64_t
atomic_uint_fast64_t (C11) _Atomic uint_fast64_t
atomic_intptr_t (C11) _Atomic intptr_t
atomic_uintptr_t (C11) _Atomic uintptr_t
atomic_size_t (C11) _Atomic size_t
atomic_ptrdiff_t (C11) _Atomic ptrdiff_t
atomic_intmax_t (C11) _Atomic intmax_t
atomic_uintmax_t (C11) _Atomic uintmax_t

概要

本节内容不完整
原因：需补充7.17原子操作<stdatomic.h>和B.16原子操作<stdatomic.h>相关内容 
#define __STDC_VERSION_STDATOMIC_H__ 202311L
void atomic_init(volatile A* obj, /*C*/ value);
/*type*/ kill_dependency(/*type*/ y);
void atomic_thread_fence(memory_order order);
void atomic_signal_fence(memory_order order);
bool atomic_is_lock_free(const volatile A* obj);
void atomic_store(volatile A* object, /*C*/ desired);
void atomic_store_explicit(volatile A* object, /*C*/ desired, memory_order order);
/*C*/ atomic_load(const volatile A* object);
/*C*/ atomic_load_explicit(const volatile A* object, memory_order order);
/*C*/ atomic_exchange(volatile A* object, /*C*/ desired);
/*C*/ atomic_exchange_explicit(volatile A* object, /*C*/ desired, memory_order order);
bool atomic_compare_exchange_strong(volatile A* object, /*C*/* expected, /*C*/ desired);
bool atomic_compare_exchange_strong_explicit(volatile A* object, /*C*/* expected,
/*C*/ desired, memory_order success, memory_order failure);
bool atomic_compare_exchange_weak(volatile A* object, /*C*/* expected, /*C*/ desired);
bool atomic_compare_exchange_weak_explicit(volatile A* object, /*C*/* expected,
/*C*/ desired, memory_order success, memory_order failure);
/*C*/ /*atomic_fetch_key*/(volatile A* object, M operand);
/*C*/ /*atomic_fetch_key_explicit*/(volatile A* object, M operand, memory_order order);
bool atomic_flag_test_and_set(volatile atomic_flag* object);
bool atomic_flag_test_and_set_explicit(volatile atomic_flag* object,
memory_order order);
void atomic_flag_clear(volatile atomic_flag* object);
void atomic_flag_clear_explicit(volatile atomic_flag* object,
                                memory_order order);