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Conformance

Ross Johnson

Level of standards conformance

Level of standards conformance
------------------------------

The following POSIX options are defined and set to 200809L:

      _POSIX_THREADS
      _POSIX_THREAD_SAFE_FUNCTIONS
      _POSIX_THREAD_ATTR_STACKSIZE
      _POSIX_THREAD_PRIORITY_SCHEDULING
      _POSIX_SEMAPHORES
      _POSIX_READER_WRITER_LOCKS
      _POSIX_SPIN_LOCKS
      _POSIX_BARRIERS

The following POSIX options are defined and set to -1:

      _POSIX_THREAD_ATTR_STACKADDR
      _POSIX_THREAD_PRIO_INHERIT
      _POSIX_THREAD_PRIO_PROTECT
      _POSIX_THREAD_PROCESS_SHARED

The following POSIX limits are defined and set:

      _POSIX_THREAD_THREADS_MAX
      _POSIX_SEM_VALUE_MAX
      _POSIX_SEM_NSEMS_MAX
      _POSIX_THREAD_KEYS_MAX
      _POSIX_THREAD_DESTRUCTOR_ITERATIONS
      PTHREAD_STACK_MIN
      PTHREAD_THREADS_MAX
      SEM_VALUE_MAX
      SEM_NSEMS_MAX
      PTHREAD_KEYS_MAX
      PTHREAD_DESTRUCTOR_ITERATIONS

The following functions are implemented:

      ---------------------------
      PThreads
      ---------------------------
      pthread_attr_init
      pthread_attr_destroy
      pthread_attr_getdetachstate
      pthread_attr_getstackaddr
      pthread_attr_getstacksize
      pthread_attr_setdetachstate
      pthread_attr_setstackaddr
      pthread_attr_setstacksize

      pthread_create
      pthread_detach
      pthread_equal
      pthread_exit
      pthread_join
      pthread_once
      pthread_self

      pthread_cancel
      pthread_cleanup_pop
      pthread_cleanup_push
      pthread_setcancelstate
      pthread_setcanceltype
      pthread_testcancel

      ---------------------------
      Thread Specific Data
      ---------------------------
      pthread_key_create
      pthread_key_delete
      pthread_setspecific
      pthread_getspecific

      ---------------------------
      Mutexes
      ---------------------------
      pthread_mutexattr_init
      pthread_mutexattr_destroy
      pthread_mutexattr_getpshared
      pthread_mutexattr_setpshared
      pthread_mutexattr_gettype
      pthread_mutexattr_settype (types: PTHREAD_MUTEX_DEFAULT
                    PTHREAD_MUTEX_NORMAL
                    PTHREAD_MUTEX_ERRORCHECK
                    PTHREAD_MUTEX_RECURSIVE  )
      pthread_mutexattr_getrobust
      pthread_mutexattr_setrobust (values: PTHREAD_MUTEX_STALLED
                                           PTHREAD_MUTEX_ROBUST)
      pthread_mutex_init
      pthread_mutex_destroy
      pthread_mutex_lock
      pthread_mutex_trylock
      pthread_mutex_timedlock
      pthread_mutex_unlock
      pthread_mutex_consistent

      ---------------------------
      Condition Variables
      ---------------------------
      pthread_condattr_init
      pthread_condattr_destroy
      pthread_condattr_getpshared
      pthread_condattr_setpshared

      pthread_cond_init
      pthread_cond_destroy
      pthread_cond_wait
      pthread_cond_timedwait
      pthread_cond_signal
      pthread_cond_broadcast

      ---------------------------
      Read/Write Locks
      ---------------------------
      pthread_rwlock_init
      pthread_rwlock_destroy
      pthread_rwlock_tryrdlock
      pthread_rwlock_trywrlock
      pthread_rwlock_rdlock
      pthread_rwlock_timedrdlock
      pthread_rwlock_rwlock
      pthread_rwlock_timedwrlock
      pthread_rwlock_unlock
      pthread_rwlockattr_init
      pthread_rwlockattr_destroy
      pthread_rwlockattr_getpshared
      pthread_rwlockattr_setpshared

      ---------------------------
      Spin Locks
      ---------------------------
      pthread_spin_init
      pthread_spin_destroy
      pthread_spin_lock
      pthread_spin_unlock
      pthread_spin_trylock

      ---------------------------
      Barriers
      ---------------------------
      pthread_barrier_init
      pthread_barrier_destroy
      pthread_barrier_wait
      pthread_barrierattr_init
      pthread_barrierattr_destroy
      pthread_barrierattr_getpshared
      pthread_barrierattr_setpshared

      ---------------------------
      Semaphores
      ---------------------------
      sem_init
      sem_destroy
      sem_post
      sem_wait
      sem_trywait
      sem_timedwait
      sem_getvalue       (# free if +ve, # of waiters if -ve)
      sem_open           (returns an error ENOSYS)
      sem_close          (returns an error ENOSYS)
      sem_unlink         (returns an error ENOSYS)

      ---------------------------
      RealTime Scheduling
      ---------------------------
      pthread_attr_getschedparam
      pthread_attr_setschedparam
      pthread_attr_getinheritsched
      pthread_attr_setinheritsched
      pthread_attr_getschedpolicy (only supports SCHED_OTHER)
      pthread_attr_setschedpolicy (only supports SCHED_OTHER)
      pthread_getschedparam
      pthread_setschedparam
      pthread_getconcurrency
      pthread_setconcurrency
      pthread_attr_getscope
      pthread_attr_setscope  (only supports PTHREAD_SCOPE_SYSTEM)
      sched_get_priority_max
      sched_get_priority_min
      sched_rr_get_interval  (returns an error ENOTSUP)
      sched_getaffinity
      sched_setaffinity
      sched_setscheduler     (only supports SCHED_OTHER)
      sched_getscheduler     (only supports SCHED_OTHER)
      sched_yield

      ---------------------------
      Signals
      ---------------------------
      pthread_sigmask
      pthread_kill           (only supports zero sig value,
                              for thread validity checking)

      ---------------------------
      Non-portable routines
      ---------------------------
      (See the README.NONPORTABLE file or HTML manual pages for usage.)
      pthread_attr_getname_np
      pthread_attr_setname_np
      pthread_getname_np
      pthread_setname_np
      pthread_timedjoin_np
      pthread_tryjoin_np
      pthread_getw32threadhandle_np
      pthread_timechange_handler_np
      pthread_delay_np
      pthread_getunique_np
      pthread_attr_getaffinity_np
      pthread_attr_setaffinity_np
      pthread_getaffinity_np
      pthread_setaffinity_np
      pthread_mutexattr_getkind_np
      pthread_mutexattr_setkind_np  (types: PTHREAD_MUTEX_FAST_NP,
                        PTHREAD_MUTEX_ERRORCHECK_NP,
                        PTHREAD_MUTEX_RECURSIVE_NP,
                        PTHREAD_MUTEX_ADAPTIVE_NP,
                        PTHREAD_MUTEX_TIMED_NP)
      pthread_num_processors_np
      (The following four routines may be required when linking statically.
       The process_* routines should not be needed for MSVC or GCC.)
      pthread_win32_process_attach_np
      pthread_win32_process_detach_np
      (The following routines should only be needed to manage implicit
       POSIX handles i.e. when Win native threads call POSIX thread routines
       (other than pthread_create))
      pthread_win32_thread_attach_np
      pthread_win32_thread_detach_np

      ---------------------------
      Static Initializers
      ---------------------------
      PTHREAD_ONCE_INIT
      PTHREAD_MUTEX_INITIALIZER
      PTHREAD_RECURSIVE_MUTEX_INITIALIZER
      PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP
      PTHREAD_ERRORCHECK_MUTEX_INITIALIZER
      PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP
      PTHREAD_COND_INITIALIZER
      PTHREAD_RWLOCK_INITIALIZER
      PTHREAD_SPINLOCK_INITIALIZER

      ---------------------------
      CPU Affinity Mask Support
      ---------------------------
      CPU_ZERO
      CPU_EQUAL
      CPU_COUNT
      CPU_SET
      CPU_CLR
      CPU_ISSET
      CPU_AND
      CPU_OR
      CPU_XOR

The library includes two non-API functions for creating cancellation
points in applications and libraries:

      pthreadCancelableWait
      pthreadCancelableTimedWait

The following functions are not implemented:

      ---------------------------
      RealTime Scheduling
      ---------------------------
      pthread_mutex_getprioceiling
      pthread_mutex_setprioceiling
      pthread_mutex_attr_getprioceiling
      pthread_mutex_attr_getprotocol
      pthread_mutex_attr_setprioceiling
      pthread_mutex_attr_setprotocol

      ---------------------------
      Fork Handlers
      ---------------------------
      pthread_atfork

      ---------------------------
      Stdio
      --------------------------- 
      flockfile
      ftrylockfile
      funlockfile
      getc_unlocked
      getchar_unlocked  
      putc_unlocked
      putchar_unlocked

      ---------------------------
      Thread-Safe C Runtime Library
      ---------------------------
      readdir_r
      getgrgid_r
      getgrnam_r
      getpwuid_r
      getpwnam_r

      ---------------------------
      Signals
      ---------------------------
      sigtimedwait
      sigwait
      sigwaitinfo

      ---------------------------
      General
      ---------------------------
      sysconf      

      ---------------------------
      Thread-Safe C Runtime Library (macros)
      ---------------------------
      strtok_r
      asctime_r
      ctime_r
      gmtime_r
      localtime_r
      rand_r

The library includes two non-API functions for creating cancellation
points in applications and libraries:

      pthreadCancelableWait
      pthreadCancelableTimedWait


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