generalize.h

一个检测内存泄漏情况的工具

#  define AO_fetch_and_add_release_write(addr, val) \
  	AO_fetch_and_add_write(addr, val)
#  define AO_HAVE_fetch_and_add_release_write
#endif
#if !defined(AO_HAVE_fetch_and_add_release_write) && \
    defined(AO_HAVE_fetch_and_add_release)
#  define AO_fetch_and_add_release_write(addr, val) \
  	AO_fetch_and_add_release(addr, val)
#  define AO_HAVE_fetch_and_add_release_write
#endif
#if !defined(AO_HAVE_fetch_and_add_acquire_read) && \
    defined(AO_HAVE_fetch_and_add_read)
#  define AO_fetch_and_add_acquire_read(addr, val) \
  	AO_fetch_and_add_read(addr, val)
#  define AO_HAVE_fetch_and_add_acquire_read
#endif
#if !defined(AO_HAVE_fetch_and_add_acquire_read) && \
    defined(AO_HAVE_fetch_and_add_acquire)
#  define AO_fetch_and_add_acquire_read(addr, val) \
  	AO_fetch_and_add_acquire(addr, val)
#  define AO_HAVE_fetch_and_add_acquire_read
#endif

#ifdef AO_NO_DD_ORDERING
#  if defined(AO_HAVE_fetch_and_add_acquire_read)
#    define AO_fetch_and_add_dd_acquire_read(addr, val) \
	AO_fetch_and_add_acquire_read(addr, val)
#    define AO_HAVE_fetch_and_add_dd_acquire_read
#  endif
#else
#  if defined(AO_HAVE_fetch_and_add)
#    define AO_fetch_and_add_dd_acquire_read(addr, val) \
	AO_fetch_and_add(addr, val)
#    define AO_HAVE_fetch_and_add_dd_acquire_read
#  endif
#endif
  
/* Fetch_and_add1 */

#if defined(AO_HAVE_fetch_and_add_full) &&\
    !defined(AO_HAVE_fetch_and_add1_full)
#  define AO_fetch_and_add1_full(addr) AO_fetch_and_add_full(addr,1)
#  define AO_HAVE_fetch_and_add1_full
#endif
#if defined(AO_HAVE_fetch_and_add_release) &&\
    !defined(AO_HAVE_fetch_and_add1_release)
#  define AO_fetch_and_add1_release(addr) AO_fetch_and_add_release(addr,1)
#  define AO_HAVE_fetch_and_add1_release
#endif
#if defined(AO_HAVE_fetch_and_add_acquire) &&\
    !defined(AO_HAVE_fetch_and_add1_acquire)
#  define AO_fetch_and_add1_acquire(addr) AO_fetch_and_add_acquire(addr,1)
#  define AO_HAVE_fetch_and_add1_acquire
#endif
#if defined(AO_HAVE_fetch_and_add_write) &&\
    !defined(AO_HAVE_fetch_and_add1_write)
#  define AO_fetch_and_add1_write(addr) AO_fetch_and_add_write(addr,1)
#  define AO_HAVE_fetch_and_add1_write
#endif
#if defined(AO_HAVE_fetch_and_add_read) &&\
    !defined(AO_HAVE_fetch_and_add1_read)
#  define AO_fetch_and_add1_read(addr) AO_fetch_and_add_read(addr,1)
#  define AO_HAVE_fetch_and_add1_read
#endif
#if defined(AO_HAVE_fetch_and_add_release_write) &&\
    !defined(AO_HAVE_fetch_and_add1_release_write)
#  define AO_fetch_and_add1_release_write(addr) \
	AO_fetch_and_add_release_write(addr,1)
#  define AO_HAVE_fetch_and_add1_release_write
#endif
#if defined(AO_HAVE_fetch_and_add_acquire_read) &&\
    !defined(AO_HAVE_fetch_and_add1_acquire_read)
#  define AO_fetch_and_add1_acquire_read(addr) \
	AO_fetch_and_add_acquire_read(addr,1)
#  define AO_HAVE_fetch_and_add1_acquire_read
#endif
#if defined(AO_HAVE_fetch_and_add) &&\
    !defined(AO_HAVE_fetch_and_add1)
#  define AO_fetch_and_add1(addr) \
	AO_fetch_and_add(addr,1)
#  define AO_HAVE_fetch_and_add1
#endif

#if defined(AO_HAVE_fetch_and_add1_full)
#  if !defined(AO_HAVE_fetch_and_add1_release)
#    define AO_fetch_and_add1_release(addr) \
  	 AO_fetch_and_add1_full(addr)
#    define AO_HAVE_fetch_and_add1_release
#  endif
#  if !defined(AO_HAVE_fetch_and_add1_acquire)
#    define AO_fetch_and_add1_acquire(addr) \
  	 AO_fetch_and_add1_full(addr)
#    define AO_HAVE_fetch_and_add1_acquire
#  endif
#  if !defined(AO_HAVE_fetch_and_add1_write)
#    define AO_fetch_and_add1_write(addr) \
  	 AO_fetch_and_add1_full(addr)
#    define AO_HAVE_fetch_and_add1_write
#  endif
#  if !defined(AO_HAVE_fetch_and_add1_read)
#    define AO_fetch_and_add1_read(addr) \
  	 AO_fetch_and_add1_full(addr)
#    define AO_HAVE_fetch_and_add1_read
#  endif
#endif /* AO_HAVE_fetch_and_add1_full */

#if !defined(AO_HAVE_fetch_and_add1) && \
    defined(AO_HAVE_fetch_and_add1_release)
#  define AO_fetch_and_add1(addr) \
  	AO_fetch_and_add1_release(addr)
#  define AO_HAVE_fetch_and_add1
#endif
#if !defined(AO_HAVE_fetch_and_add1) && \
    defined(AO_HAVE_fetch_and_add1_acquire)
#  define AO_fetch_and_add1(addr) \
  	AO_fetch_and_add1_acquire(addr)
#  define AO_HAVE_fetch_and_add1
#endif
#if !defined(AO_HAVE_fetch_and_add1) && \
    defined(AO_HAVE_fetch_and_add1_write)
#  define AO_fetch_and_add1(addr) \
  	AO_fetch_and_add1_write(addr)
#  define AO_HAVE_fetch_and_add1
#endif
#if !defined(AO_HAVE_fetch_and_add1) && \
    defined(AO_HAVE_fetch_and_add1_read)
#  define AO_fetch_and_add1(addr) \
  	AO_fetch_and_add1_read(addr)
#  define AO_HAVE_fetch_and_add1
#endif

#if defined(AO_HAVE_fetch_and_add1_acquire) &&\
    defined(AO_HAVE_nop_full) && \
    !defined(AO_HAVE_fetch_and_add1_full)
#  define AO_fetch_and_add1_full(addr) \
  	(AO_nop_full(), AO_fetch_and_add1_acquire(addr))
#  define AO_HAVE_fetch_and_add1_full
#endif

#if !defined(AO_HAVE_fetch_and_add1_release_write) && \
    defined(AO_HAVE_fetch_and_add1_write)
#  define AO_fetch_and_add1_release_write(addr) \
  	AO_fetch_and_add1_write(addr)
#  define AO_HAVE_fetch_and_add1_release_write
#endif
#if !defined(AO_HAVE_fetch_and_add1_release_write) && \
    defined(AO_HAVE_fetch_and_add1_release)
#  define AO_fetch_and_add1_release_write(addr) \
  	AO_fetch_and_add1_release(addr)
#  define AO_HAVE_fetch_and_add1_release_write
#endif
#if !defined(AO_HAVE_fetch_and_add1_acquire_read) && \
    defined(AO_HAVE_fetch_and_add1_read)
#  define AO_fetch_and_add1_acquire_read(addr) \
  	AO_fetch_and_add1_read(addr)
#  define AO_HAVE_fetch_and_add1_acquire_read
#endif
#if !defined(AO_HAVE_fetch_and_add1_acquire_read) && \
    defined(AO_HAVE_fetch_and_add1_acquire)
#  define AO_fetch_and_add1_acquire_read(addr) \
  	AO_fetch_and_add1_acquire(addr)
#  define AO_HAVE_fetch_and_add1_acquire_read
#endif

#ifdef AO_NO_DD_ORDERING
#  if defined(AO_HAVE_fetch_and_add1_acquire_read)
#    define AO_fetch_and_add1_dd_acquire_read(addr) \
	AO_fetch_and_add1_acquire_read(addr)
#    define AO_HAVE_fetch_and_add1_dd_acquire_read
#  endif
#else
#  if defined(AO_HAVE_fetch_and_add1)
#    define AO_fetch_and_add1_dd_acquire_read(addr) AO_fetch_and_add1(addr)
#    define AO_HAVE_fetch_and_add1_dd_acquire_read
#  endif
#endif

/* Fetch_and_sub1 */

#if defined(AO_HAVE_fetch_and_add_full) &&\
    !defined(AO_HAVE_fetch_and_sub1_full)
#  define AO_fetch_and_sub1_full(addr) AO_fetch_and_add_full(addr,(AO_t)(-1))
#  define AO_HAVE_fetch_and_sub1_full
#endif
#if defined(AO_HAVE_fetch_and_add_release) &&\
    !defined(AO_HAVE_fetch_and_sub1_release)
#  define AO_fetch_and_sub1_release(addr) \
	AO_fetch_and_add_release(addr,(AO_t)(-1))
#  define AO_HAVE_fetch_and_sub1_release
#endif
#if defined(AO_HAVE_fetch_and_add_acquire) &&\
    !defined(AO_HAVE_fetch_and_sub1_acquire)
#  define AO_fetch_and_sub1_acquire(addr) \
	AO_fetch_and_add_acquire(addr,(AO_t)(-1))
#  define AO_HAVE_fetch_and_sub1_acquire
#endif
#if defined(AO_HAVE_fetch_and_add_write) &&\
    !defined(AO_HAVE_fetch_and_sub1_write)
#  define AO_fetch_and_sub1_write(addr) \
	AO_fetch_and_add_write(addr,(AO_t)(-1))
#  define AO_HAVE_fetch_and_sub1_write
#endif
#if defined(AO_HAVE_fetch_and_add_read) &&\
    !defined(AO_HAVE_fetch_and_sub1_read)
#  define AO_fetch_and_sub1_read(addr) \
	AO_fetch_and_add_read(addr,(AO_t)(-1))
#  define AO_HAVE_fetch_and_sub1_read
#endif
#if defined(AO_HAVE_fetch_and_add_release_write) &&\
    !defined(AO_HAVE_fetch_and_sub1_release_write)
#  define AO_fetch_and_sub1_release_write(addr) \
	AO_fetch_and_add_release_write(addr,(AO_t)(-1))
#  define AO_HAVE_fetch_and_sub1_release_write
#endif
#if defined(AO_HAVE_fetch_and_add_acquire_read) &&\
    !defined(AO_HAVE_fetch_and_sub1_acquire_read)
#  define AO_fetch_and_sub1_acquire_read(addr) \
	AO_fetch_and_add_acquire_read(addr,(AO_t)(-1))
#  define AO_HAVE_fetch_and_sub1_acquire_read
#endif
#if defined(AO_HAVE_fetch_and_add) &&\
    !defined(AO_HAVE_fetch_and_sub1)
#  define AO_fetch_and_sub1(addr) \
	AO_fetch_and_add(addr,(AO_t)(-1))
#  define AO_HAVE_fetch_and_sub1
#endif

#if defined(AO_HAVE_fetch_and_sub1_full)
#  if !defined(AO_HAVE_fetch_and_sub1_release)
#    define AO_fetch_and_sub1_release(addr) \
  	 AO_fetch_and_sub1_full(addr)
#    define AO_HAVE_fetch_and_sub1_release
#  endif
#  if !defined(AO_HAVE_fetch_and_sub1_acquire)
#    define AO_fetch_and_sub1_acquire(addr) \
  	 AO_fetch_and_sub1_full(addr)
#    define AO_HAVE_fetch_and_sub1_acquire
#  endif
#  if !defined(AO_HAVE_fetch_and_sub1_write)
#    define AO_fetch_and_sub1_write(addr) \
  	 AO_fetch_and_sub1_full(addr)
#    define AO_HAVE_fetch_and_sub1_write
#  endif
#  if !defined(AO_HAVE_fetch_and_sub1_read)
#    define AO_fetch_and_sub1_read(addr) \
  	 AO_fetch_and_sub1_full(addr)
#    define AO_HAVE_fetch_and_sub1_read
#  endif
#endif /* AO_HAVE_fetch_and_sub1_full */

#if !defined(AO_HAVE_fetch_and_sub1) && \
    defined(AO_HAVE_fetch_and_sub1_release)
#  define AO_fetch_and_sub1(addr) \
  	AO_fetch_and_sub1_release(addr)
#  define AO_HAVE_fetch_and_sub1
#endif
#if !defined(AO_HAVE_fetch_and_sub1) && \
    defined(AO_HAVE_fetch_and_sub1_acquire)
#  define AO_fetch_and_sub1(addr) \
  	AO_fetch_and_sub1_acquire(addr)
#  define AO_HAVE_fetch_and_sub1
#endif
#if !defined(AO_HAVE_fetch_and_sub1) && \
    defined(AO_HAVE_fetch_and_sub1_write)
#  define AO_fetch_and_sub1(addr) \
  	AO_fetch_and_sub1_write(addr)
#  define AO_HAVE_fetch_and_sub1
#endif
#if !defined(AO_HAVE_fetch_and_sub1) && \
    defined(AO_HAVE_fetch_and_sub1_read)
#  define AO_fetch_and_sub1(addr) \
  	AO_fetch_and_sub1_read(addr)
#  define AO_HAVE_fetch_and_sub1
#endif

#if defined(AO_HAVE_fetch_and_sub1_acquire) &&\
    defined(AO_HAVE_nop_full) && \
    !defined(AO_HAVE_fetch_and_sub1_full)
#  define AO_fetch_and_sub1_full(addr) \
  	(AO_nop_full(), AO_fetch_and_sub1_acquire(addr))
#  define AO_HAVE_fetch_and_sub1_full
#endif

#if !defined(AO_HAVE_fetch_and_sub1_release_write) && \
    defined(AO_HAVE_fetch_and_sub1_write)
#  define AO_fetch_and_sub1_release_write(addr) \
  	AO_fetch_and_sub1_write(addr)
#  define AO_HAVE_fetch_and_sub1_release_write
#endif
#if !defined(AO_HAVE_fetch_and_sub1_release_write) && \
    defined(AO_HAVE_fetch_and_sub1_release)
#  define AO_fetch_and_sub1_release_write(addr) \
  	AO_fetch_and_sub1_release(addr)
#  define AO_HAVE_fetch_and_sub1_release_write
#endif
#if !defined(AO_HAVE_fetch_and_sub1_acquire_read) && \
    defined(AO_HAVE_fetch_and_sub1_read)
#  define AO_fetch_and_sub1_acquire_read(addr) \
  	AO_fetch_and_sub1_read(addr)
#  define AO_HAVE_fetch_and_sub1_acquire_read
#endif
#if !defined(AO_HAVE_fetch_and_sub1_acquire_read) && \
    defined(AO_HAVE_fetch_and_sub1_acquire)
#  define AO_fetch_and_sub1_acquire_read(addr) \
  	AO_fetch_and_sub1_acquire(addr)
#  define AO_HAVE_fetch_and_sub1_acquire_read
#endif

#ifdef AO_NO_DD_ORDERING
#  if defined(AO_HAVE_fetch_and_sub1_acquire_read)
#    define AO_fetch_and_sub1_dd_acquire_read(addr) \
	AO_fetch_and_sub1_acquire_read(addr)
#    define AO_HAVE_fetch_and_sub1_dd_acquire_read
#  endif
#else
#  if defined(AO_HAVE_fetch_and_sub1)
#    define AO_fetch_and_sub1_dd_acquire_read(addr) AO_fetch_and_sub1(addr)
#    define AO_HAVE_fetch_and_sub1_dd_acquire_read
#  endif
#endif

/* Atomic or */
#if defined(AO_HAVE_compare_and_swap_full) && \
    !defined(AO_HAVE_or_full)
   AO_INLINE void
   AO_or_full(volatile AO_t *addr, AO_t incr)
   {
     AO_t old;
     do
       {
         old = *addr;
       }
     while (!AO_compare_and_swap_full(addr, old, (old | incr)));
   }
#  define AO_HAVE_or_full
#endif

#if defined(AO_HAVE_or_full)
#  if !defined(AO_HAVE_or_release)
#    define AO_or_release(addr, val) \
  	 AO_or_full(addr, val)
#    define AO_HAVE_or_release
#  endif
#  if !defined(AO_HAVE_or_acquire)
#    define AO_or_acquire(addr, val) \
  	 AO_or_full(addr, val)
#    define AO_HAVE_or_acquire
#  endif
#  if !defined(AO_HAVE_or_write)
#    define AO_or_write(addr, val) \
  	 AO_or_full(addr, val)
#    define AO_HAVE_or_write
#  endif
#  if !defined(AO_HAVE_or_read)
#    define AO_or_read(addr, val) \
  	 AO_or_full(addr, val)
#    define AO_HAVE_or_read
#  endif
#endif /* AO_HAVE_or_full */

#if !defined(AO_HAVE_or) && \
    defined(AO_HAVE_or_release)
#  define AO_or(addr, val) \
  	AO_or_release(addr, val)
#  define AO_HAVE_or
#endif
#if !defined(AO_HAVE_or) && \
    defined(AO_HAVE_or_acquire)
#  define AO_or(addr, val) \
  	AO_or_acquire(addr, val)
#  define AO_HAVE_or
#endif
#if !defined(AO_HAVE_or) && \
    defined(AO_HAVE_or_write)
#  define AO_or(addr, val) \
  	AO_or_write(addr, val)
#  define AO_HAVE_or
#endif
#if !defined(AO_HAVE_or) && \
    defined(AO_HAVE_or_read)
#  define AO_or(addr, val) \
  	AO_or_read(addr, val)
#  define AO_HAVE_or
#endif

#if defined(AO_HAVE_or_acquire) &&\
    defined(AO_HAVE_nop_full) && \
    !defined(AO_HAVE_or_full)
#  define AO_or_full(addr, val) \
  	(AO_nop_full(), AO_or_acquire(addr, val))
#endif

#if !defined(AO_HAVE_or_release_write) && \
    defined(AO_HAVE_or_write)
#  define AO_or_release_write(addr, val) \
  	AO_or_write(addr, val)
#  define AO_HAVE_or_release_write
#endif
#if !defined(AO_HAVE_or_release_write) && \
    defined(AO_HAVE_or_release)
#  define AO_or_release_write(addr, val) \
  	AO_or_release(addr, val)
#  define AO_HAVE_or_release_write
#endif
#if !defined(AO_HAVE_or_acquire_read) && \
    defined(AO_HAVE_or_read)
#  define AO_or_acquire_read(addr, val) \
  	AO_or_read(addr, val)
#  define AO_HAVE_or_acquire_read
#endif
#if !defined(AO_HAVE_or_acquire_read) && \
    defined(AO_HAVE_or_acquire)
#  define AO_or_acquire_read(addr, val) \
  	AO_or_acquire(addr, val)
#  define AO_HAVE_or_acquire_read
#endif

/* dd_aquire_read is meaningless.	*/
  
/* Test_and_set */
  
#if defined(AO_HAVE_test_and_set_full)
#  if !defined(AO_HAVE_test_and_set_release)
#    define AO_test_and_set_release(addr) \
  	 AO_test_and_set_full(addr)
#    define AO_HAVE_test_and_set_release
#  endif
#  if !defined(AO_HAVE_test_and_set_acquire)
#    define AO_test_and_set_acquire(addr) \
  	 AO_test_and_set_full(addr)
#    define AO_HAVE_test_and_set_acquire