posix: Add and use <rtems/posix/psignalimpl.h>

This file contains the parts of <rtems/posix/psignal.h> that are only
necessary for the POSIX API implementation.

1 files changed, 113 insertions, 0 deletions

diff --git a/cpukit/posix/include/rtems/posix/psignalimpl.h b/cpukit/posix/include/rtems/posix/psignalimpl.h
new file mode 100644
index 0000000000..e61fe3f74b
--- /dev/null
+++ b/cpukit/posix/include/rtems/posix/psignalimpl.h
@@ -0,0 +1,113 @@
+/**
+ * @file rtems/posix/psignal.h
+ *
+ * This include file defines internal information about POSIX signals.
+ */
+
+/*
+ *  COPYRIGHT (c) 1989-2011.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ */
+
+#ifndef _RTEMS_POSIX_PSIGNALIMPL_H
+#define _RTEMS_POSIX_PSIGNALIMPL_H
+
+#include <rtems/posix/psignal.h>
+#include <rtems/posix/pthread.h>
+#include <rtems/posix/sigset.h>
+
+#define _States_Is_interruptible_signal( _states ) \
+  ( ((_states) & \
+    (STATES_WAITING_FOR_SIGNAL|STATES_INTERRUPTIBLE_BY_SIGNAL)) == \
+      (STATES_WAITING_FOR_SIGNAL|STATES_INTERRUPTIBLE_BY_SIGNAL))
+
+#define SIGACTION_TERMINATE \
+  { 0, SIGNAL_ALL_MASK, {_POSIX_signals_Abnormal_termination_handler} }
+#define SIGACTION_IGNORE \
+  { 0, SIGNAL_ALL_MASK, {SIG_IGN} }
+#define SIGACTION_STOP \
+  { 0, SIGNAL_ALL_MASK, {_POSIX_signals_Stop_handler} }
+#define SIGACTION_CONTINUE \
+  { 0, SIGNAL_ALL_MASK, {_POSIX_signals_Continue_handler} }
+
+#define SIG_ARRAY_MAX  (SIGRTMAX + 1)
+
+/*
+ *  Variables
+ */
+
+extern sigset_t  _POSIX_signals_Pending;
+
+extern const struct sigaction _POSIX_signals_Default_vectors[ SIG_ARRAY_MAX ];
+
+extern struct sigaction _POSIX_signals_Vectors[ SIG_ARRAY_MAX ];
+
+extern Watchdog_Control _POSIX_signals_Alarm_timer;
+
+extern Watchdog_Control _POSIX_signals_Ualarm_timer;
+
+extern Thread_queue_Control _POSIX_signals_Wait_queue;
+
+extern Chain_Control _POSIX_signals_Inactive_siginfo;
+
+extern Chain_Control _POSIX_signals_Siginfo[ SIG_ARRAY_MAX ];
+
+/*
+ *  Internal routines
+ */
+
+void _POSIX_signals_Manager_Initialization(void);
+
+void _POSIX_signals_Post_switch_extension(
+  Thread_Control  *the_thread
+);
+
+bool _POSIX_signals_Unblock_thread(
+  Thread_Control  *the_thread,
+  int              signo,
+  siginfo_t       *info
+);
+
+bool _POSIX_signals_Check_signal(
+  POSIX_API_Control  *api,
+  int                 signo,
+  bool                is_global
+);
+
+bool _POSIX_signals_Clear_signals(
+  POSIX_API_Control  *api,
+  int                 signo,
+  siginfo_t          *info,
+  bool                is_global,
+  bool                check_blocked
+);
+
+int killinfo(
+  pid_t               pid,
+  int                 sig,
+  const union sigval *value
+);
+
+void _POSIX_signals_Set_process_signals(
+  sigset_t   mask
+);
+
+void _POSIX_signals_Clear_process_signals(
+  int        signo
+);
+
+/*
+ *  Default signal handlers
+ */
+
+#define _POSIX_signals_Stop_handler NULL
+#define _POSIX_signals_Continue_handler NULL
+
+void _POSIX_signals_Abnormal_termination_handler( int signo );
+
+#endif
+/* end of file */