-- S p e c --
-- --
-- Copyright (C) 1991-1994, Florida State University --
--- Copyright (C) 1995-2006, Free Software Foundation, Inc. --
+-- Copyright (C) 1995-2011, Free Software Foundation, Inc. --
-- --
--- GNARL is free software; you can redistribute it and/or modify it under --
+-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
--- ware Foundation; either version 2, or (at your option) any later ver- --
--- sion. GNARL is distributed in the hope that it will be useful, but WITH- --
+-- ware Foundation; either version 3, or (at your option) any later ver- --
+-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
--- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
--- for more details. You should have received a copy of the GNU General --
--- Public License distributed with GNARL; see file COPYING. If not, write --
--- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
--- Boston, MA 02110-1301, USA. --
+-- or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
--- As a special exception, if other files instantiate generics from this --
--- unit, or you link this unit with other files to produce an executable, --
--- this unit does not by itself cause the resulting executable to be --
--- covered by the GNU General Public License. This exception does not --
--- however invalidate any other reasons why the executable file might be --
--- covered by the GNU Public License. --
+-- As a special exception under Section 7 of GPL version 3, you are granted --
+-- additional permissions described in the GCC Runtime Library Exception, --
+-- version 3.1, as published by the Free Software Foundation. --
+-- --
+-- You should have received a copy of the GNU General Public License and --
+-- a copy of the GCC Runtime Library Exception along with this program; --
+-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
+-- <http://www.gnu.org/licenses/>. --
-- --
-- GNARL was developed by the GNARL team at Florida State University. --
-- Extensive contributions were provided by Ada Core Technologies, Inc. --
-- This is the HP-UX version of this package
-- This package encapsulates all direct interfaces to OS services
--- that are needed by children of System.
+-- that are needed by the tasking run-time (libgnarl).
-- PLEASE DO NOT add any with-clauses to this package or remove the pragma
-- Preelaborate. This package is designed to be a bottom-level (leaf) package.
+with Ada.Unchecked_Conversion;
+
with Interfaces.C;
-with Unchecked_Conversion;
package System.OS_Interface is
pragma Preelaborate;
type sigset_t is private;
type isr_address is access procedure (sig : int);
+ pragma Convention (C, isr_address);
function intr_attach (sig : int; handler : isr_address) return long;
SA_RESTART : constant := 16#40#;
SA_SIGINFO : constant := 16#10#;
+ SA_ONSTACK : constant := 16#01#;
SIG_BLOCK : constant := 0;
SIG_UNBLOCK : constant := 1;
function nanosleep (rqtp, rmtp : access timespec) return int;
pragma Import (C, nanosleep);
- type clockid_t is private;
-
- CLOCK_REALTIME : constant clockid_t;
+ type clockid_t is new int;
function Clock_Gettime
(Clock_Id : clockid_t; Tp : access timespec) return int;
function To_Timespec (D : Duration) return timespec;
pragma Inline (To_Timespec);
- type struct_timeval is private;
-
- function To_Duration (TV : struct_timeval) return Duration;
- pragma Inline (To_Duration);
-
- function To_Timeval (D : Duration) return struct_timeval;
- pragma Inline (To_Timeval);
-
-------------------------
-- Priority Scheduling --
-------------------------
type Thread_Body is access
function (arg : System.Address) return System.Address;
+ pragma Convention (C, Thread_Body);
function Thread_Body_Access is new
- Unchecked_Conversion (System.Address, Thread_Body);
+ Ada.Unchecked_Conversion (System.Address, Thread_Body);
type pthread_t is private;
subtype Thread_Id is pthread_t;
(how : int;
set : access sigset_t;
oset : access sigset_t) return int;
- -- DCE THREADS does not have pthread_sigmask. Instead, it uses
- -- sigprocmask to do the signal handling when the thread library is
- -- sucked in.
+ -- DCE THREADS does not have pthread_sigmask. Instead, it uses sigprocmask
+ -- to do the signal handling when the thread library is sucked in.
pragma Import (C, pthread_sigmask, "sigprocmask");
--------------------------
function pthread_mutexattr_init
(attr : access pthread_mutexattr_t) return int;
- -- DCE_THREADS has a nonstandard pthread_mutexattr_init.
+ -- DCE_THREADS has a nonstandard pthread_mutexattr_init
function pthread_mutexattr_destroy
(attr : access pthread_mutexattr_t) return int;
-- DCE_THREADS has a nonstandard pthread_getspecific
type destructor_pointer is access procedure (arg : System.Address);
+ pragma Convention (C, destructor_pointer);
function pthread_key_create
(key : access pthread_key_t;
type clockid_t is new int;
CLOCK_REALTIME : constant clockid_t := 1;
- type struct_timeval is record
- tv_sec : time_t;
- tv_usec : time_t;
- end record;
- pragma Convention (C, struct_timeval);
-
type cma_t_address is new System.Address;
type cma_t_handle is record
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