From 0123e3be53e07714c895c78c3145ca088356aa6d Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Mon, 17 May 1999 23:20:52 +0000
Subject: Split Signal Manager into one routine per file.

---
 cpukit/rtems/src/signalsend.c | 88 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 cpukit/rtems/src/signalsend.c

(limited to 'cpukit/rtems/src/signalsend.c')

diff --git a/cpukit/rtems/src/signalsend.c b/cpukit/rtems/src/signalsend.c
new file mode 100644
index 0000000000..1191f4e7f6
--- /dev/null
+++ b/cpukit/rtems/src/signalsend.c
@@ -0,0 +1,88 @@
+/*
+ *  Signal Manager
+ *
+ *
+ *  COPYRIGHT (c) 1989-1998.
+ *  On-Line Applications Research Corporation (OAR).
+ *  Copyright assigned to U.S. Government, 1994.
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.OARcorp.com/rtems/license.html.
+ *
+ *  $Id$
+ */
+
+#include <rtems/system.h>
+#include <rtems/rtems/status.h>
+#include <rtems/rtems/asr.h>
+#include <rtems/score/isr.h>
+#include <rtems/rtems/modes.h>
+#include <rtems/rtems/signal.h>
+#include <rtems/score/thread.h>
+#include <rtems/rtems/tasks.h>
+
+/*PAGE
+ *
+ *  rtems_signal_send
+ *
+ *  This directive allows a thread to send signals to a thread.
+ *
+ *  Input parameters:
+ *    id         - thread id
+ *    signal_set - signal set
+ *
+ *  Output parameters:
+ *    RTEMS_SUCCESSFUL - if successful
+ *    error code - if unsuccessful
+ */
+
+rtems_status_code rtems_signal_send(
+  Objects_Id             id,
+  rtems_signal_set signal_set
+)
+{
+  register Thread_Control *the_thread;
+  Objects_Locations        location;
+  RTEMS_API_Control       *api;
+  ASR_Information         *asr;
+
+  the_thread = _Thread_Get( id, &location );
+  switch ( location ) {
+
+    case OBJECTS_REMOTE:
+#if defined(RTEMS_MULTIPROCESSING)
+      return _Signal_MP_Send_request_packet(
+        SIGNAL_MP_SEND_REQUEST,
+        id,
+        signal_set
+      );
+#endif
+
+    case OBJECTS_ERROR:
+      return RTEMS_INVALID_ID;
+
+    case OBJECTS_LOCAL:
+      api = the_thread->API_Extensions[ THREAD_API_RTEMS ];
+      asr = &api->Signal;
+
+      if ( ! _ASR_Is_null_handler( asr->handler ) ) {
+        if ( asr->is_enabled ) {
+          _ASR_Post_signals( signal_set, &asr->signals_posted );
+
+          the_thread->do_post_task_switch_extension = TRUE;
+
+          if ( _ISR_Is_in_progress() && _Thread_Is_executing( the_thread ) )
+            _ISR_Signals_to_thread_executing = TRUE;
+        } else {
+          _ASR_Post_signals( signal_set, &asr->signals_pending );
+        }
+        _Thread_Enable_dispatch();
+        return RTEMS_SUCCESSFUL;
+      }
+      _Thread_Enable_dispatch();
+      return RTEMS_NOT_DEFINED;
+  }
+
+  return RTEMS_INTERNAL_ERROR;   /* unreached - only to remove warnings */
+}
-- 
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