5.3.    201

     PTHREAD_PROCESS_SHARED 
 Mutex      .  -
  fork ()        -
     Mutex.    
   ,   .

5.3.3.     

     , -
     .       -
       .  -
    ,        -
 ,        
. ,       
.         -
   ,        
.  ,       
  ,       
   .     ,  -
   ,   .    -
  ,      -
  .   
  ,      
  .  POSIX   
     THnapthread_rwlock_t.

        ,    -
.    . 5.4.

     ,  
 ,      .   
   :

pthread_rwlock_rdlock()
pthread_rwlock_wrlock()

 pthread_rwlock_rdlock()    -
 ,   pt;hread_rwlock_wrlock ()   . 
 ,      ,   , 
 .    ,   . 
   ,      ,   ,
     .    ,
  .

 -     
pthread_rwlock_t.      ,  -
   .      -
  . 5.5.

  pthread_rwlock__t    (  
  )   (    -
 ).