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posix 1. Brief 2. Syntax 3. Param 4. Return Value 5. Remark

admin 11月 14, 2020 0

pthread_mutexattr_t

typedef union
{
  char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
  int __align;
} pthread_mutexattr_t;

#ifdef __x86_64__
# if __WORDSIZE == 64
#  define __SIZEOF_PTHREAD_MUTEXATTR_T 4
# else
#  define __SIZEOF_PTHREAD_MUTEXATTR_T 4
# endif
#else
# define __SIZEOF_PTHREAD_MUTEXATTR_T 4
#endif

1. Brief

2. Syntax

1	#include <pthread.h>

1	int pthread_mutexattr_destroy(pthread_mutexattr_t *attr);

3. Param

3.1 attr

4. Return Value

5. Remark