- start 4.8

git-svn-id: svn://svn.debian.org/svn/gcccvs/branches/sid/gcc-4.8@6242 6ca36cf4-e1d1-0310-8c6f-e303bb2178ca

1 files changed, 753 insertions, 0 deletions

diff --git a/debian/patches/ada-s-osinte-gnu.ads.diff b/debian/patches/ada-s-osinte-gnu.ads.diff
new file mode 100644
index 0000000..829e78a
--- /dev/null
+++ b/debian/patches/ada-s-osinte-gnu.ads.diff
@@ -0,0 +1,753 @@
+--- /dev/null	2012-01-30 20:41:15.189616186 +0100
++++ b/src/gcc/ada/s-osinte-gnu.ads	2012-04-11 19:34:45.000000000 +0200
+@@ -0,0 +1,750 @@
++------------------------------------------------------------------------------
++--                                                                          --
++--                GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS               --
++--                                                                          --
++--                   S Y S T E M . O S _ I N T E R F A C E                  --
++--                                                                          --
++--                                  S p e c                                 --
++--                                                                          --
++--             Copyright (C) 1991-1994, Florida State University            --
++--          Copyright (C) 1995-2011, Free Software Foundation, Inc.         --
++--                                                                          --
++-- GNARL 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- --
++-- 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.                                              --
++--                                                                          --
++-- 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.                                      --
++--                                                                          --
++-- GNARL was developed by the GNARL team at Florida State University.       --
++-- Extensive contributions were provided by Ada Core Technologies, Inc.     --
++--                                                                          --
++------------------------------------------------------------------------------
++
++--  This is the GNU/Hurd version of this package
++
++--  This package encapsulates all direct interfaces to OS services
++--  that are needed by children of System.
++
++--  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 Interfaces.C;
++with Unchecked_Conversion;
++
++package System.OS_Interface is
++   pragma Preelaborate;
++
++   pragma Linker_Options ("-lpthread");
++   pragma Linker_Options ("-lrt");
++
++   subtype int            is Interfaces.C.int;
++   subtype char           is Interfaces.C.char;
++   subtype short          is Interfaces.C.short;
++   subtype long           is Interfaces.C.long;
++   subtype unsigned       is Interfaces.C.unsigned;
++   subtype unsigned_short is Interfaces.C.unsigned_short;
++   subtype unsigned_long  is Interfaces.C.unsigned_long;
++   subtype unsigned_char  is Interfaces.C.unsigned_char;
++   subtype plain_char     is Interfaces.C.plain_char;
++   subtype size_t         is Interfaces.C.size_t;
++
++   -----------
++   -- Errno --
++   -----------
++   --  From /usr/include/i386-gnu/bits/errno.h
++
++   function errno return int;
++   pragma Import (C, errno, "__get_errno");
++
++   EAGAIN   : constant := 1073741859;
++   EINTR    : constant := 1073741828;
++   EINVAL   : constant := 1073741846;
++   ENOMEM   : constant := 1073741836;
++   EPERM    : constant := 1073741825;
++   ETIMEDOUT    : constant := 1073741884;
++
++   -------------
++   -- Signals --
++   -------------
++   --  From /usr/include/i386-gnu/bits/signum.h
++
++   Max_Interrupt : constant := 32;
++   type Signal is new int range 0 .. Max_Interrupt;
++   for Signal'Size use int'Size;
++
++   SIGHUP     : constant := 1; --  hangup
++   SIGINT     : constant := 2; --  interrupt (rubout)
++   SIGQUIT    : constant := 3; --  quit (ASCD FS)
++   SIGILL     : constant := 4; --  illegal instruction (not reset)
++   SIGTRAP    : constant := 5; --  trace trap (not reset)
++   SIGIOT     : constant := 6; --  IOT instruction
++   SIGABRT    : constant := 6; --  used by abort, replace SIGIOT in the  future
++   SIGEMT     : constant := 7; --  EMT instruction
++   SIGFPE     : constant := 8; --  floating point exception
++   SIGKILL    : constant := 9; --  kill (cannot be caught or ignored)
++   SIGBUS     : constant := 10; --  bus error
++   SIGSEGV    : constant := 11; --  segmentation violation
++   SIGSYS     : constant := 12; --  bad argument to system call
++   SIGPIPE    : constant := 13; --  write on a pipe with no one to read it
++   SIGALRM    : constant := 14; --  alarm clock
++   SIGTERM    : constant := 15; --  software termination signal from kill
++   SIGURG     : constant := 16; --  urgent condition on IO channel
++   SIGSTOP    : constant := 17; --  stop (cannot be caught or ignored)
++   SIGTSTP    : constant := 18; --  user stop requested from tty
++   SIGCONT    : constant := 19; --  stopped process has been continued
++   SIGCLD     : constant := 20; --  alias for SIGCHLD
++   SIGCHLD    : constant := 20; --  child status change
++   SIGTTIN    : constant := 21; --  background tty read attempted
++   SIGTTOU    : constant := 22; --  background tty write attempted
++   SIGIO      : constant := 23; --  I/O possible (Solaris SIGPOLL alias)
++   SIGPOLL    : constant := 23; --  I/O possible (same as SIGIO?)
++   SIGXCPU    : constant := 24; --  CPU time limit exceeded
++   SIGXFSZ    : constant := 25; --  filesize limit exceeded
++   SIGVTALRM  : constant := 26; --  virtual timer expired
++   SIGPROF    : constant := 27; --  profiling timer expired
++   SIGWINCH   : constant := 28; --  window size change
++   SIGINFO    : constant := 29; --  information request (NetBSD/FreeBSD)
++   SIGUSR1    : constant := 30; --  user defined signal 1
++   SIGUSR2    : constant := 31; --  user defined signal 2
++   SIGLOST    : constant := 32; --  Resource lost (Sun); server died (GNU)
++--   SIGLTHRRES : constant := 32; --  GNU/LinuxThreads restart signal
++--   SIGLTHRCAN : constant := 33; --  GNU/LinuxThreads cancel signal
++--   SIGLTHRDBG : constant := 34; --  GNU/LinuxThreads debugger signal
++
++   SIGADAABORT : constant := SIGABRT;
++   --  Change this if you want to use another signal for task abort.
++   --  SIGTERM might be a good one.
++
++   type Signal_Set is array (Natural range <>) of Signal;
++
++   Unmasked    : constant Signal_Set := (
++      SIGTRAP,
++      --  To enable debugging on multithreaded applications, mark SIGTRAP to
++      --  be kept unmasked.
++
++      SIGBUS,
++
++      SIGTTIN, SIGTTOU, SIGTSTP,
++      --  Keep these three signals unmasked so that background processes
++      --  and IO behaves as normal "C" applications
++
++      SIGPROF,
++      --  To avoid confusing the profiler
++
++      SIGKILL, SIGSTOP);
++      --  These two signals actually cannot be masked;
++      --  POSIX simply won't allow it.
++
++   Reserved    : constant Signal_Set :=
++   --  I am not sure why the following signal is reserved.
++   --  I guess they are not supported by this version of GNU/Hurd.
++     (0 .. 0 => SIGVTALRM);
++
++   type sigset_t is private;
++
++   --  From /usr/include/signal.h /usr/include/i386-gnu/bits/sigset.h
++   function sigaddset (set : access sigset_t; sig : Signal) return int;
++   pragma Import (C, sigaddset, "sigaddset");
++
++   function sigdelset (set : access sigset_t; sig : Signal) return int;
++   pragma Import (C, sigdelset, "sigdelset");
++
++   function sigfillset (set : access sigset_t) return int;
++   pragma Import (C, sigfillset, "sigfillset");
++
++   function sigismember (set : access sigset_t; sig : Signal) return int;
++   pragma Import (C, sigismember, "sigismember");
++
++   function sigemptyset (set : access sigset_t) return int;
++   pragma Import (C, sigemptyset, "sigemptyset");
++
++   --  sigcontext is architecture dependent, so define it private
++   type struct_sigcontext is private;
++
++   --  From /usr/include/i386-gnu/bits/sigaction.h: Note: arg. order differs
++   type struct_sigaction is record
++      sa_handler : System.Address;
++      sa_mask    : sigset_t;
++      sa_flags   : int;
++   end record;
++   pragma Convention (C, struct_sigaction);
++
++   type struct_sigaction_ptr is access all struct_sigaction;
++
++   --  From /usr/include/i386-gnu/bits/sigaction.h
++   SIG_BLOCK   : constant := 1;
++   SIG_UNBLOCK : constant := 2;
++   SIG_SETMASK : constant := 3;
++
++   --  From /usr/include/i386-gnu/bits/signum.h
++   SIG_ERR  : constant := 1;
++   SIG_DFL  : constant := 0;
++   SIG_IGN  : constant := 1;
++   SIG_HOLD : constant := 2;
++
++   --  From /usr/include/i386-gnu/bits/sigaction.h
++   SA_SIGINFO : constant := 16#0040#;
++   SA_ONSTACK : constant := 16#0001#;
++
++   function sigaction
++     (sig  : Signal;
++      act  : struct_sigaction_ptr;
++      oact : struct_sigaction_ptr) return int;
++   pragma Import (C, sigaction, "sigaction");
++
++   ----------
++   -- Time --
++   ----------
++
++   Time_Slice_Supported : constant Boolean := True;
++   --  Indicates whether time slicing is supported (i.e SCHED_RR is supported)
++
++   type timespec is private;
++
++   function nanosleep (rqtp, rmtp : access timespec) return int;
++   pragma Import (C, nanosleep, "nanosleep");
++
++   type clockid_t is private;
++
++   CLOCK_REALTIME : constant clockid_t;
++
++   --  From: /usr/include/time.h
++   function clock_gettime
++     (clock_id : clockid_t;
++      tp       : access timespec)
++      return int;
++   pragma Import (C, clock_gettime, "clock_gettime");
++
++   function To_Duration (TS : timespec) return Duration;
++   pragma Inline (To_Duration);
++
++   function To_Timespec (D : Duration) return timespec;
++   pragma Inline (To_Timespec);
++
++   --  From: /usr/include/unistd.h
++   function sysconf (name : int) return long;
++   pragma Import (C, sysconf);
++
++   --  From /usr/include/i386-gnu/bits/confname.h
++   SC_CLK_TCK          : constant := 2;
++   SC_NPROCESSORS_ONLN : constant := 84;
++
++   -------------------------
++   -- Priority Scheduling --
++   -------------------------
++   --  From /usr/include/i386-gnu/bits/sched.h
++
++   SCHED_OTHER : constant := 0;
++   SCHED_FIFO  : constant := 1;
++   SCHED_RR    : constant := 2;
++
++   function To_Target_Priority
++     (Prio : System.Any_Priority) return Interfaces.C.int;
++   --  Maps System.Any_Priority to a POSIX priority.
++
++   -------------
++   -- Process --
++   -------------
++
++   type pid_t is private;
++
++   --  From: /usr/include/signal.h
++   function kill (pid : pid_t; sig : Signal) return int;
++   pragma Import (C, kill, "kill");
++
++   --  From: /usr/include/unistd.h
++   function getpid return pid_t;
++   pragma Import (C, getpid, "getpid");
++
++   ---------
++   -- LWP --
++   ---------
++
++   --  From: /usr/include/pthread/pthread.h
++   function lwp_self return System.Address;
++   --  lwp_self does not exist on this thread library, revert to pthread_self
++   --  which is the closest approximation (with getpid). This function is
++   --  needed to share 7staprop.adb across POSIX-like targets.
++   pragma Import (C, lwp_self, "pthread_self");
++
++   -------------
++   -- Threads --
++   -------------
++
++   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);
++
++   --  From: /usr/include/bits/pthread.h:typedef int __pthread_t;
++   --  /usr/include/pthread/pthreadtypes.h:typedef __pthread_t pthread_t;
++   type pthread_t is new unsigned_long;
++   subtype Thread_Id        is pthread_t;
++
++   function To_pthread_t is new Unchecked_Conversion
++     (unsigned_long, pthread_t);
++
++   type pthread_mutex_t     is limited private;
++   type pthread_cond_t      is limited private;
++   type pthread_attr_t      is limited private;
++   type pthread_mutexattr_t is limited private;
++   type pthread_condattr_t  is limited private;
++   type pthread_key_t       is private;
++
++   --  From /usr/include/pthread/pthreadtypes.h
++   PTHREAD_CREATE_DETACHED : constant := 1;
++   PTHREAD_CREATE_JOINABLE : constant := 0;
++
++   PTHREAD_SCOPE_PROCESS : constant := 1;
++   PTHREAD_SCOPE_SYSTEM  : constant := 0;
++
++   -----------
++   -- Stack --
++   -----------
++
++   --  From: /usr/include/i386-gnu/bits/sigstack.h
++   type stack_t is record
++      ss_sp    : System.Address;
++      ss_size  : size_t;
++      ss_flags : int;
++   end record;
++   pragma Convention (C, stack_t);
++
++   function sigaltstack
++     (ss  : not null access stack_t;
++      oss : access stack_t) return int;
++   pragma Import (C, sigaltstack, "sigaltstack");
++
++   Alternate_Stack : aliased System.Address;
++   --  This is a dummy definition, never used (Alternate_Stack_Size is null)
++
++   Alternate_Stack_Size : constant := 0;
++   --  No alternate signal stack is used on this platform
++
++   Stack_Base_Available : constant Boolean := False;
++   --  Indicates whether the stack base is available on this target
++
++   function Get_Stack_Base (thread : pthread_t) return Address;
++   pragma Inline (Get_Stack_Base);
++   --  returns the stack base of the specified thread. Only call this function
++   --  when Stack_Base_Available is True.
++
++   --  From: /usr/include/i386-gnu/bits/shm.h __getpagesize or getpagesize??
++   function Get_Page_Size return size_t;
++   function Get_Page_Size return Address;
++   pragma Import (C, Get_Page_Size, "__getpagesize");
++   --  Returns the size of a page
++
++   --  From /usr/include/i386-gnu/bits/mman.h
++   PROT_NONE  : constant := 0;
++   PROT_READ  : constant := 4;
++   PROT_WRITE : constant := 2;
++   PROT_EXEC  : constant := 1;
++   PROT_ALL   : constant := PROT_READ + PROT_WRITE + PROT_EXEC;
++   PROT_ON    : constant := PROT_NONE;
++   PROT_OFF   : constant := PROT_ALL;
++
++   --  From /usr/include/i386-gnu/bits/mman.h
++   function mprotect (addr : Address; len : size_t; prot : int) return int;
++   pragma Import (C, mprotect);
++
++   ---------------------------------------
++   -- Nonstandard Thread Initialization --
++   ---------------------------------------
++
++   procedure pthread_init;
++   pragma Inline (pthread_init);
++   --  This is a dummy procedure to share some GNULLI files
++
++   -------------------------
++   -- POSIX.1c  Section 3 --
++   -------------------------
++
++   --  From: /usr/include/signal.h:
++   --  sigwait (__const sigset_t *__restrict __set, int *__restrict __sig)
++   function sigwait (set : access sigset_t; sig : access Signal) return int;
++   pragma Import (C, sigwait, "sigwait");
++
++   --  From: /usr/include/pthread/pthread.h:
++   --  extern int pthread_kill (pthread_t thread, int signo);
++   function pthread_kill (thread : pthread_t; sig : Signal) return int;
++   pragma Import (C, pthread_kill, "pthread_kill");
++
++   --  From: /usr/include/i386-gnu/bits/sigthread.h
++   --  extern int pthread_sigmask (int __how, __const __sigset_t *__newmask,
++   --  __sigset_t *__oldmask) __THROW;
++   function pthread_sigmask
++     (how  : int;
++      set  : access sigset_t;
++      oset : access sigset_t) return int;
++   pragma Import (C, pthread_sigmask, "pthread_sigmask");
++
++   --------------------------
++   -- POSIX.1c  Section 11 --
++   --------------------------
++
++   --  From: /usr/include/pthread/pthread.h and
++   --  /usr/include/pthread/pthreadtypes.h
++   function pthread_mutexattr_init
++     (attr : access pthread_mutexattr_t) return int;
++   pragma Import (C, pthread_mutexattr_init, "pthread_mutexattr_init");
++
++   function pthread_mutexattr_destroy
++     (attr : access pthread_mutexattr_t) return int;
++   pragma Import (C, pthread_mutexattr_destroy, "pthread_mutexattr_destroy");
++
++   function pthread_mutex_init
++     (mutex : access pthread_mutex_t;
++      attr  : access pthread_mutexattr_t) return int;
++   pragma Import (C, pthread_mutex_init, "pthread_mutex_init");
++
++   function pthread_mutex_destroy (mutex : access pthread_mutex_t) return int;
++   pragma Import (C, pthread_mutex_destroy, "pthread_mutex_destroy");
++
++   function pthread_mutex_lock (mutex : access pthread_mutex_t) return int;
++   pragma Import (C, pthread_mutex_lock, "pthread_mutex_lock");
++
++   function pthread_mutex_unlock (mutex : access pthread_mutex_t) return int;
++   pragma Import (C, pthread_mutex_unlock, "pthread_mutex_unlock");
++
++   function pthread_condattr_init
++     (attr : access pthread_condattr_t) return int;
++   pragma Import (C, pthread_condattr_init, "pthread_condattr_init");
++
++   function pthread_condattr_destroy
++     (attr : access pthread_condattr_t) return int;
++   pragma Import (C, pthread_condattr_destroy, "pthread_condattr_destroy");
++
++   function pthread_cond_init
++     (cond : access pthread_cond_t;
++      attr : access pthread_condattr_t) return int;
++   pragma Import (C, pthread_cond_init, "pthread_cond_init");
++
++   function pthread_cond_destroy (cond : access pthread_cond_t) return int;
++   pragma Import (C, pthread_cond_destroy, "pthread_cond_destroy");
++
++   function pthread_cond_signal (cond : access pthread_cond_t) return int;
++   pragma Import (C, pthread_cond_signal, "pthread_cond_signal");
++
++   function pthread_cond_wait
++     (cond  : access pthread_cond_t;
++      mutex : access pthread_mutex_t) return int;
++   pragma Import (C, pthread_cond_wait, "pthread_cond_wait");
++
++   function pthread_cond_timedwait
++     (cond    : access pthread_cond_t;
++      mutex   : access pthread_mutex_t;
++      abstime : access timespec) return int;
++   pragma Import (C, pthread_cond_timedwait, "pthread_cond_timedwait");
++
++   Relative_Timed_Wait : constant Boolean := False;
++   --  pthread_cond_timedwait requires an absolute delay time
++
++   --------------------------
++   -- POSIX.1c  Section 13 --
++   --------------------------
++   --  From /usr/include/pthread/pthreadtypes.h
++
++   PTHREAD_PRIO_NONE    : constant := 0;
++   PTHREAD_PRIO_PROTECT : constant := 2;
++   PTHREAD_PRIO_INHERIT : constant := 1;
++
++   --  From: /usr/include/pthread/pthread.h
++   function pthread_mutexattr_setprotocol
++     (attr     : access pthread_mutexattr_t;
++      protocol : int) return int;
++   pragma Import (C, pthread_mutexattr_setprotocol,
++     "pthread_mutexattr_setprotocol");
++
++   function pthread_mutexattr_getprotocol
++     (attr     : access pthread_mutexattr_t;
++      protocol : access int) return int;
++   pragma Import (C, pthread_mutexattr_getprotocol,
++     "pthread_mutexattr_getprotocol");
++
++   function pthread_mutexattr_setprioceiling
++     (attr     : access pthread_mutexattr_t;
++      prioceiling : int) return int;
++   pragma Import (C, pthread_mutexattr_setprioceiling,
++     "pthread_mutexattr_setprioceiling");
++
++   function pthread_mutexattr_getprioceiling
++     (attr     : access pthread_mutexattr_t;
++      prioceiling : access int) return int;
++   pragma Import (C, pthread_mutexattr_getprioceiling,
++     "pthread_mutexattr_getprioceiling");
++
++   type struct_sched_param is record
++      sched_priority : int;  --  scheduling priority
++   end record;
++   pragma Convention (C, struct_sched_param);
++
++   function pthread_setschedparam
++     (thread : pthread_t;
++      policy : int;
++      param  : access struct_sched_param) return int;
++   pragma Import (C, pthread_setschedparam, "pthread_setschedparam");
++
++   function pthread_attr_setscope
++     (attr            : access pthread_attr_t;
++      contentionscope : int) return int;
++   pragma Import (C, pthread_attr_setscope, "pthread_attr_setscope");
++
++   function pthread_attr_getscope
++     (attr            : access pthread_attr_t;
++      contentionscope : access int) return int;
++   pragma Import (C, pthread_attr_getscope, "pthread_attr_getscope");
++
++   function pthread_attr_setinheritsched
++     (attr            : access pthread_attr_t;
++      inheritsched : int) return int;
++   pragma Import (C, pthread_attr_setinheritsched,
++     "pthread_attr_setinheritsched");
++
++   function pthread_attr_getinheritsched
++     (attr         : access pthread_attr_t;
++      inheritsched : access int) return int;
++   pragma Import (C, pthread_attr_getinheritsched,
++     "pthread_attr_getinheritsched");
++
++   function pthread_attr_setschedpolicy
++     (attr   : access pthread_attr_t;
++      policy : int) return int;
++   pragma Import (C, pthread_attr_setschedpolicy, "pthread_setschedpolicy");
++
++   function sched_yield return int;
++   pragma Import (C, sched_yield, "sched_yield");
++
++   ---------------------------
++   -- P1003.1c - Section 16 --
++   ---------------------------
++
++   function pthread_attr_init
++     (attributes : access pthread_attr_t) return int;
++   pragma Import (C, pthread_attr_init, "pthread_attr_init");
++
++   function pthread_attr_destroy
++     (attributes : access pthread_attr_t) return int;
++   pragma Import (C, pthread_attr_destroy, "pthread_attr_destroy");
++
++   function pthread_attr_setdetachstate
++     (attr        : access pthread_attr_t;
++      detachstate : int) return int;
++   pragma Import
++     (C, pthread_attr_setdetachstate, "pthread_attr_setdetachstate");
++
++   function pthread_attr_setstacksize
++     (attr      : access pthread_attr_t;
++      stacksize : size_t) return int;
++   pragma Import (C, pthread_attr_setstacksize, "pthread_attr_setstacksize");
++
++   --  From: /usr/include/pthread/pthread.h
++   function pthread_create
++     (thread        : access pthread_t;
++      attributes    : access pthread_attr_t;
++      start_routine : Thread_Body;
++      arg           : System.Address) return int;
++   pragma Import (C, pthread_create, "pthread_create");
++
++   procedure pthread_exit (status : System.Address);
++   pragma Import (C, pthread_exit, "pthread_exit");
++
++   function pthread_self return pthread_t;
++   pragma Import (C, pthread_self, "pthread_self");
++
++   --------------------------
++   -- POSIX.1c  Section 17 --
++   --------------------------
++
++   function pthread_setspecific
++     (key   : pthread_key_t;
++      value : System.Address) return int;
++   pragma Import (C, pthread_setspecific, "pthread_setspecific");
++
++   function pthread_getspecific (key : pthread_key_t) return System.Address;
++   pragma Import (C, pthread_getspecific, "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;
++      destructor : destructor_pointer) return int;
++   pragma Import (C, pthread_key_create, "pthread_key_create");
++
++   --  From /usr/include/i386-gnu/bits/sched.h
++   --  1_024 == 1024??
++   CPU_SETSIZE : constant := 1_024;
++
++   type bit_field is array (1 .. CPU_SETSIZE) of Boolean;
++   for bit_field'Size use CPU_SETSIZE;
++   pragma Pack (bit_field);
++   pragma Convention (C, bit_field);
++
++   type cpu_set_t is record
++      bits : bit_field;
++   end record;
++   pragma Convention (C, cpu_set_t);
++
++   --  function pthread_setaffinity_np
++   --  (thread     : pthread_t;
++   --   cpusetsize : size_t;
++   --   cpuset     : access cpu_set_t) return int;
++   --   pragma Import (C, pthread_setaffinity_np,
++   --   "__gnat_pthread_setaffinity_np");
++
++private
++
++   type sigset_t is array (1 .. 4) of unsigned;
++
++   --  FIXME:
++   --  In GNU/Hurd the component sa_handler turns out to
++   --  be one a union type, and the selector is a macro:
++   --  #define sa_handler __sigaction_handler.sa_handler
++   --  #define sa_sigaction __sigaction_handler.sa_sigaction
++
++   --  In FreeBSD the component sa_handler turns out to
++   --  be one a union type, and the selector is a macro:
++   --  #define sa_handler __sigaction_u._handler
++   --  #define sa_sigaction __sigaction_u._sigaction
++
++   --  Should we add a signal_context type here ?
++   --  How could it be done independent of the CPU architecture ?
++   --  sigcontext type is opaque, so it is architecturally neutral.
++   --  It is always passed as an access type, so define it as an empty record
++   --  since the contents are not used anywhere.
++   type struct_sigcontext is null record;
++   pragma Convention (C, struct_sigcontext);
++
++   type pid_t is new int;
++
++   type time_t is new long;
++
++   type timespec is record
++      tv_sec  : time_t;
++      tv_nsec : long;
++   end record;
++   pragma Convention (C, timespec);
++
++   type clockid_t is new int;
++   CLOCK_REALTIME : constant clockid_t := 0;
++
++   --  From: /usr/include/pthread/pthreadtypes.h:
++   --  typedef struct __pthread_attr pthread_attr_t;
++   --  /usr/include/bits/thread-attr.h: struct __pthread_attr...
++   --  /usr/include/pthread/pthreadtypes.h: enum __pthread_contentionscope
++   --   enum __pthread_detachstate detachstate;
++   --   enum __pthread_inheritsched inheritsched;
++   --   enum __pthread_contentionscope contentionscope;
++   --   Not used: schedpolicy   : int;
++   type pthread_attr_t is record
++      schedparam    : struct_sched_param;
++      stackaddr     : System.Address;
++      stacksize     : size_t;
++      guardsize     : size_t;
++      detachstate   : int;
++      inheritsched  : int;
++      contentionscope : int;
++      schedpolicy   : int;
++   end record;
++   pragma Convention (C, pthread_attr_t);
++
++   --  From: /usr/include/pthread/pthreadtypes.h:
++   --  typedef struct __pthread_condattr pthread_condattr_t;
++   --  From: /usr/include/bits/condition-attr.h:
++   --  struct __pthread_condattr {
++   --    enum __pthread_process_shared pshared;
++   --    __Clockid_T Clock;}
++   --  From: /usr/include/pthread/pthreadtypes.h:
++   --  enum __pthread_process_shared
++   type pthread_condattr_t is record
++      pshared : int;
++      clock   : clockid_t;
++   end record;
++   pragma Convention (C, pthread_condattr_t);
++
++   --  From: /usr/include/pthread/pthreadtypes.h:
++   --  typedef struct __pthread_mutexattr pthread_mutexattr_t; and
++   --  /usr/include/bits/mutex-attr.h
++   --  struct __pthread_mutexattr {
++   --  Int Prioceiling;
++   --  Enum __Pthread_Mutex_Protocol Protocol;
++   --  Enum __Pthread_Process_Shared Pshared;
++   --  Enum __Pthread_Mutex_Type Mutex_Type;};
++   type pthread_mutexattr_t is record
++      prioceiling : int;
++      protocol    : int;
++      pshared     : int;
++      mutex_type  : int;
++   end record;
++   pragma Convention (C, pthread_mutexattr_t);
++
++   --  From: /usr/include/pthread/pthreadtypes.h
++   --  typedef struct __pthread_mutex pthread_mutex_t; and
++   --  /usr/include/bits/mutex.h:
++   --  struct __pthread_mutex {
++   --  __pthread_spinlock_t __held;
++   --  __pthread_spinlock_t __lock;
++   --  /* in cthreads, mutex_init does not initialized the third
++   --    pointer, as such, we cannot rely on its value for anything.  */
++   --    char *cthreadscompat1;
++   --  struct __pthread *__queue;
++   --  struct __pthread_mutexattr *attr;
++   --  void *data;
++   --  /*  up to this point, we are completely compatible with cthreads
++   --    and what libc expects.  */
++   --    void *owner;
++   --  unsigned locks;
++   --  /* if null then the default attributes apply.  */
++   --    };
++   type pthread_mutex_t is record
++      held          : int;
++      lock          : int;
++      cthreadcompat : System.Address;
++      queue         : System.Address;
++      attr          : System.Address;
++      data          : System.Address;
++      owner         : System.Address;
++      locks         : unsigned;
++   end record;
++   pragma Convention (C, pthread_mutex_t);
++   --  pointer needed?
++   --  type pthread_mutex_t_ptr is access pthread_mutex_t;
++
++   --  From: /usr/include/pthread/pthreadtypes.h:
++   --  typedef struct __pthread_cond pthread_cond_t;
++   --  typedef struct __pthread_condattr pthread_condattr_t;
++   --  /usr/include/bits/condition.h:struct __pthread_cond{}
++   --  pthread_condattr_t: see above!
++   --  /usr/include/bits/condition.h:    struct __pthread_condimpl *__impl;
++
++   type pthread_cond_t is record
++      lock       : int;
++      queue      : System.Address;
++      condattr   : System.Address;
++      impl       : System.Address;
++      data       : System.Address;
++   end record;
++   pragma Convention (C, pthread_cond_t);
++
++   --  From: /usr/include/pthread/pthreadtypes.h:
++   --  typedef __pthread_key pthread_key_t; and
++   --  /usr/include/bits/thread-specific.h:
++   --  typedef int __pthread_key;
++   type pthread_key_t is new int;
++
++end System.OS_Interface;