diff options
Diffstat (limited to 'gcc-4.8/gcc/ada/s-osinte-darwin.adb')
| -rw-r--r-- | gcc-4.8/gcc/ada/s-osinte-darwin.adb | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/gcc-4.8/gcc/ada/s-osinte-darwin.adb b/gcc-4.8/gcc/ada/s-osinte-darwin.adb deleted file mode 100644 index 3bf0bb96d..000000000 --- a/gcc-4.8/gcc/ada/s-osinte-darwin.adb +++ /dev/null @@ -1,170 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- --- -- --- S Y S T E M . O S _ I N T E R F A C E -- --- -- --- B o d y -- --- -- --- Copyright (C) 1999-2009, 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 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. -- --- -- --- 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 a Darwin Threads version of this package - -pragma Polling (Off); --- Turn off polling, we do not want ATC polling to take place during --- tasking operations. It causes infinite loops and other problems. - -package body System.OS_Interface is - - use Interfaces.C; - - ----------------- - -- To_Duration -- - ----------------- - - function To_Duration (TS : timespec) return Duration is - begin - return Duration (TS.tv_sec) + Duration (TS.tv_nsec) / 10#1#E9; - end To_Duration; - - ------------------------ - -- To_Target_Priority -- - ------------------------ - - function To_Target_Priority - (Prio : System.Any_Priority) return Interfaces.C.int - is - begin - return Interfaces.C.int (Prio); - end To_Target_Priority; - - ----------------- - -- To_Timespec -- - ----------------- - - function To_Timespec (D : Duration) return timespec is - S : time_t; - F : Duration; - - begin - S := time_t (Long_Long_Integer (D)); - F := D - Duration (S); - - -- If F has negative value due to a round-up, adjust for positive F - -- value. - - if F < 0.0 then - S := S - 1; - F := F + 1.0; - end if; - - return timespec'(tv_sec => S, - tv_nsec => long (Long_Long_Integer (F * 10#1#E9))); - end To_Timespec; - - ------------------- - -- clock_gettime -- - ------------------- - - function clock_gettime - (clock_id : clockid_t; - tp : access timespec) return int - is - pragma Unreferenced (clock_id); - - -- Darwin Threads don't have clock_gettime, so use gettimeofday - - use Interfaces; - - type timeval is array (1 .. 2) of C.long; - - procedure timeval_to_duration - (T : not null access timeval; - sec : not null access C.long; - usec : not null access C.long); - pragma Import (C, timeval_to_duration, "__gnat_timeval_to_duration"); - - Micro : constant := 10**6; - sec : aliased C.long; - usec : aliased C.long; - TV : aliased timeval; - Result : int; - - function gettimeofday - (Tv : access timeval; - Tz : System.Address := System.Null_Address) return int; - pragma Import (C, gettimeofday, "gettimeofday"); - - begin - Result := gettimeofday (TV'Access, System.Null_Address); - pragma Assert (Result = 0); - timeval_to_duration (TV'Access, sec'Access, usec'Access); - tp.all := To_Timespec (Duration (sec) + Duration (usec) / Micro); - return Result; - end clock_gettime; - - ----------------- - -- sched_yield -- - ----------------- - - function sched_yield return int is - procedure sched_yield_base (arg : System.Address); - pragma Import (C, sched_yield_base, "pthread_yield_np"); - - begin - sched_yield_base (System.Null_Address); - return 0; - end sched_yield; - - -------------- - -- lwp_self -- - -------------- - - function lwp_self return Address is - function pthread_mach_thread_np (thread : pthread_t) return Address; - pragma Import (C, pthread_mach_thread_np, "pthread_mach_thread_np"); - begin - return pthread_mach_thread_np (pthread_self); - end lwp_self; - - ------------------ - -- pthread_init -- - ------------------ - - procedure pthread_init is - begin - null; - end pthread_init; - - ---------------- - -- Stack_Base -- - ---------------- - - function Get_Stack_Base (thread : pthread_t) return Address is - pragma Unreferenced (thread); - begin - return System.Null_Address; - end Get_Stack_Base; - -end System.OS_Interface; |