include/apr_anylock.h File Reference

APR-Util transparent any lock flavor wrapper. More...

#include "apr_proc_mutex.h"
#include "apr_thread_mutex.h"
#include "apr_thread_rwlock.h"

Go to the source code of this file.

Data Structures

struct  apr_anylock_t
union  apr_anylock_t::apr_anylock_u_t

Defines

#define APR_ANYLOCK_LOCK(lck)
#define APR_ANYLOCK_TRYLOCK(lck)
#define APR_ANYLOCK_UNLOCK(lck)


Detailed Description

APR-Util transparent any lock flavor wrapper.


Define Documentation

#define APR_ANYLOCK_LOCK ( lck   ) 

Value:

(((lck)->type == apr_anylock_none)         \
      ? APR_SUCCESS                              \
      : (((lck)->type == apr_anylock_threadmutex)  \
          ? apr_thread_mutex_lock((lck)->lock.tm)    \
          : (((lck)->type == apr_anylock_procmutex)    \
              ? apr_proc_mutex_lock((lck)->lock.pm)      \
              : (((lck)->type == apr_anylock_readlock)     \
                  ? apr_thread_rwlock_rdlock((lck)->lock.rw) \
                  : (((lck)->type == apr_anylock_writelock)    \
                      ? apr_thread_rwlock_wrlock((lck)->lock.rw) \
                      : APR_EINVAL)))))
Lock an apr_anylock_t structure

#define APR_ANYLOCK_TRYLOCK ( lck   ) 

Value:

(((lck)->type == apr_anylock_none)            \
      ? APR_SUCCESS                                 \
      : (((lck)->type == apr_anylock_threadmutex)     \
          ? apr_thread_mutex_trylock((lck)->lock.tm)    \
          : (((lck)->type == apr_anylock_procmutex)       \
              ? apr_proc_mutex_trylock((lck)->lock.pm)      \
              : (((lck)->type == apr_anylock_readlock)        \
                  ? apr_thread_rwlock_tryrdlock((lck)->lock.rw) \
                  : (((lck)->type == apr_anylock_writelock)       \
                      ? apr_thread_rwlock_trywrlock((lck)->lock.rw) \
                          : APR_EINVAL)))))
Try to lock an apr_anylock_t structure

#define APR_ANYLOCK_UNLOCK ( lck   ) 

Value:

(((lck)->type == apr_anylock_none)         \
      ? APR_SUCCESS                              \
      : (((lck)->type == apr_anylock_threadmutex)  \
          ? apr_thread_mutex_unlock((lck)->lock.tm)  \
          : (((lck)->type == apr_anylock_procmutex)    \
              ? apr_proc_mutex_unlock((lck)->lock.pm)    \
              : ((((lck)->type == apr_anylock_readlock) || \
                  ((lck)->type == apr_anylock_writelock))    \
                  ? apr_thread_rwlock_unlock((lck)->lock.rw)   \
                      : APR_EINVAL))))
Unlock an apr_anylock_t structure


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