From d9bb9ebc346586301f17b2b4bfe684f81005057e Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Fri, 6 May 2016 06:58:37 +0200
Subject: posix: Make _POSIX_signals_Action_handler() static

---
 cpukit/posix/src/psignal.c | 135 ---------------------------------------------
 1 file changed, 135 deletions(-)

(limited to 'cpukit/posix/src/psignal.c')

diff --git a/cpukit/posix/src/psignal.c b/cpukit/posix/src/psignal.c
index 6e18e05cc2..3e887a8ed0 100644
--- a/cpukit/posix/src/psignal.c
+++ b/cpukit/posix/src/psignal.c
@@ -98,141 +98,6 @@ Thread_queue_Control _POSIX_signals_Wait_queue =
 Chain_Control _POSIX_signals_Inactive_siginfo;
 Chain_Control _POSIX_signals_Siginfo[ SIG_ARRAY_MAX ];
 
-/*
- *  XXX - move these
- */
-
-#define _States_Is_interruptible_signal( _states ) \
-  ( ((_states) & \
-    (STATES_WAITING_FOR_SIGNAL|STATES_INTERRUPTIBLE_BY_SIGNAL)) == \
-      (STATES_WAITING_FOR_SIGNAL|STATES_INTERRUPTIBLE_BY_SIGNAL))
-
-static void _POSIX_signals_Check_signal(
-  POSIX_API_Control  *api,
-  int                 signo,
-  bool                is_global
-)
-{
-  siginfo_t siginfo_struct;
-  sigset_t  saved_signals_unblocked;
-
-  if ( ! _POSIX_signals_Clear_signals( api, signo, &siginfo_struct,
-                                       is_global, true, true ) )
-    return;
-
-  /*
-   *  Since we made a union of these, only one test is necessary but this is
-   *  safer.
-   */
-  #if defined(RTEMS_DEBUG)
-    assert( _POSIX_signals_Vectors[ signo ].sa_handler ||
-            _POSIX_signals_Vectors[ signo ].sa_sigaction );
-  #endif
-
-  /*
-   *  Just to prevent sending a signal which is currently being ignored.
-   */
-  if ( _POSIX_signals_Vectors[ signo ].sa_handler == SIG_IGN )
-    return;
-
-  /*
-   *  Block the signals requested in sa_mask
-   */
-  saved_signals_unblocked = api->signals_unblocked;
-  api->signals_unblocked &= ~_POSIX_signals_Vectors[ signo ].sa_mask;
-
-  /*
-   *  Here, the signal handler function executes
-   */
-  switch ( _POSIX_signals_Vectors[ signo ].sa_flags ) {
-    case SA_SIGINFO:
-      (*_POSIX_signals_Vectors[ signo ].sa_sigaction)(
-        signo,
-        &siginfo_struct,
-        NULL        /* context is undefined per 1003.1b-1993, p. 66 */
-      );
-      break;
-    default:
-      (*_POSIX_signals_Vectors[ signo ].sa_handler)( signo );
-      break;
-  }
-
-  /*
-   *  Restore the previous set of unblocked signals
-   */
-  api->signals_unblocked = saved_signals_unblocked;
-}
-
-void _POSIX_signals_Action_handler(
-  Thread_Control  *executing,
-  Thread_Action   *action,
-  Per_CPU_Control *cpu,
-  ISR_Level        level
-)
-{
-  POSIX_API_Control  *api;
-  int                 signo;
-  ISR_lock_Context    lock_context;
-  int                 hold_errno;
-
-  (void) action;
-  _Thread_Action_release_and_ISR_enable( cpu, level );
-
-  api = executing->API_Extensions[ THREAD_API_POSIX ];
-
-  /*
-   *  We need to ensure that if the signal handler executes a call
-   *  which overwrites the unblocking status, we restore it.
-   */
-  hold_errno = executing->Wait.return_code;
-
-  /*
-   * api may be NULL in case of a thread close in progress
-   */
-  if ( !api )
-    return;
-
-  /*
-   *  In case the executing thread is blocked or about to block on something
-   *  that uses the thread wait information, then this is a kernel bug.
-   */
-  _Assert(
-    ( _Thread_Wait_flags_get( executing )
-      & ( THREAD_WAIT_STATE_BLOCKED | THREAD_WAIT_STATE_INTEND_TO_BLOCK ) ) == 0
-  );
-
-  /*
-   *  If we invoke any user code, there is the possibility that
-   *  a new signal has been posted that we should process so we
-   *  restart the loop if a signal handler was invoked.
-   *
-   *  The first thing done is to check there are any signals to be
-   *  processed at all.  No point in doing this loop otherwise.
-   */
-  while (1) {
-    _POSIX_signals_Acquire( &lock_context );
-      if ( !(api->signals_unblocked &
-            (api->signals_pending | _POSIX_signals_Pending)) ) {
-       _POSIX_signals_Release( &lock_context );
-       break;
-     }
-    _POSIX_signals_Release( &lock_context );
-
-    for ( signo = SIGRTMIN ; signo <= SIGRTMAX ; signo++ ) {
-      _POSIX_signals_Check_signal( api, signo, false );
-      _POSIX_signals_Check_signal( api, signo, true );
-    }
-    /* Unfortunately - nothing like __SIGFIRSTNOTRT in newlib signal .h */
-
-    for ( signo = SIGHUP ; signo <= __SIGLASTNOTRT ; signo++ ) {
-      _POSIX_signals_Check_signal( api, signo, false );
-      _POSIX_signals_Check_signal( api, signo, true );
-    }
-  }
-
-  executing->Wait.return_code = hold_errno;
-}
-
 static void _POSIX_signals_Manager_Initialization(void)
 {
   uint32_t   signo;
-- 
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