X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=gcc%2Fada%2F7sosinte.adb;fp=gcc%2Fada%2F7sosinte.adb;h=0000000000000000000000000000000000000000;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=9cb3e68be10d1667218b5d90e6202ccacabb2d26;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/gcc/ada/7sosinte.adb b/gcc/ada/7sosinte.adb deleted file mode 100644 index 9cb3e68b..00000000 --- a/gcc/ada/7sosinte.adb +++ /dev/null @@ -1,366 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNU ADA 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 -- --- -- --- $Revision: 1.1 $ --- -- --- Copyright (C) 1997-2001 Florida State University -- --- -- --- 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, 59 Temple Place - Suite 330, Boston, -- --- MA 02111-1307, 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. It is -- --- now maintained by Ada Core Technologies Inc. in cooperation with Florida -- --- State University (http://www.gnat.com). -- --- -- ------------------------------------------------------------------------------- - --- This is a FSU 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. - -with Interfaces.C; - -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; - - function To_Duration (TV : struct_timeval) return Duration is - begin - return Duration (TV.tv_sec) + Duration (TV.tv_usec) / 10#1#E6; - end To_Duration; - - ----------------- - -- 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; - - ---------------- - -- To_Timeval -- - ---------------- - - function To_Timeval (D : Duration) return struct_timeval is - S : long; - F : Duration; - - begin - S := long (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 struct_timeval' (tv_sec => S, - tv_usec => long (Long_Long_Integer (F * 10#1#E6))); - end To_Timeval; - - ------------- - -- sigwait -- - ------------- - - -- FSU_THREADS has a nonstandard sigwait - - function sigwait - (set : access sigset_t; - sig : access Signal) return int - is - Result : int; - - function sigwait_base (set : access sigset_t) return int; - pragma Import (C, sigwait_base, "sigwait"); - - begin - Result := sigwait_base (set); - - if Result = -1 then - sig.all := 0; - return errno; - end if; - - sig.all := Signal (Result); - return 0; - end sigwait; - - ------------------------ - -- pthread_mutex_lock -- - ------------------------ - - -- FSU_THREADS has nonstandard pthread_mutex_lock and unlock. - -- It sets errno but the standard Posix requires it to be returned. - - function pthread_mutex_lock (mutex : access pthread_mutex_t) return int is - function pthread_mutex_lock_base - (mutex : access pthread_mutex_t) return int; - pragma Import (C, pthread_mutex_lock_base, "pthread_mutex_lock"); - - Result : int; - - begin - Result := pthread_mutex_lock_base (mutex); - - if Result /= 0 then - return errno; - end if; - - return 0; - end pthread_mutex_lock; - - -------------------------- - -- pthread_mutex_unlock -- - -------------------------- - - function pthread_mutex_unlock - (mutex : access pthread_mutex_t) return int - is - function pthread_mutex_unlock_base - (mutex : access pthread_mutex_t) return int; - pragma Import (C, pthread_mutex_unlock_base, "pthread_mutex_unlock"); - - Result : int; - - begin - Result := pthread_mutex_unlock_base (mutex); - - if Result /= 0 then - return errno; - end if; - - return 0; - end pthread_mutex_unlock; - - ----------------------- - -- pthread_cond_wait -- - ----------------------- - - -- FSU_THREADS has a nonstandard pthread_cond_wait. - -- The FSU_THREADS version returns EINTR when interrupted. - - function pthread_cond_wait - (cond : access pthread_cond_t; - mutex : access pthread_mutex_t) return int - is - function pthread_cond_wait_base - (cond : access pthread_cond_t; - mutex : access pthread_mutex_t) return int; - pragma Import (C, pthread_cond_wait_base, "pthread_cond_wait"); - - Result : int; - - begin - Result := pthread_cond_wait_base (cond, mutex); - - if Result = EINTR then - return 0; - else - return Result; - end if; - end pthread_cond_wait; - - ---------------------------- - -- pthread_cond_timedwait -- - ---------------------------- - - -- FSU_THREADS has a nonstandard pthread_cond_timedwait. The - -- FSU_THREADS version returns -1 and set errno to EAGAIN for timeout. - - function pthread_cond_timedwait - (cond : access pthread_cond_t; - mutex : access pthread_mutex_t; - abstime : access timespec) return int - is - function pthread_cond_timedwait_base - (cond : access pthread_cond_t; - mutex : access pthread_mutex_t; - abstime : access timespec) return int; - pragma Import (C, pthread_cond_timedwait_base, "pthread_cond_timedwait"); - - Result : int; - - begin - Result := pthread_cond_timedwait_base (cond, mutex, abstime); - - if Result = -1 then - if errno = EAGAIN then - return ETIMEDOUT; - else - return EINVAL; - end if; - end if; - - return 0; - end pthread_cond_timedwait; - - --------------------------- - -- pthread_setschedparam -- - --------------------------- - - -- FSU_THREADS does not have pthread_setschedparam - - -- This routine returns a non-negative value upon failure - -- but the error code can not be set conforming the POSIX standard. - - function pthread_setschedparam - (thread : pthread_t; - policy : int; - param : access struct_sched_param) return int - is - function pthread_setschedattr - (thread : pthread_t; - attr : pthread_attr_t) return int; - pragma Import (C, pthread_setschedattr, "pthread_setschedattr"); - - attr : aliased pthread_attr_t; - Result : int; - - begin - Result := pthread_attr_init (attr'Access); - - if Result /= 0 then - return Result; - end if; - - attr.sched := policy; - - -- Short-cut around pthread_attr_setprio - - attr.prio := param.sched_priority; - - Result := pthread_setschedattr (thread, attr); - - if Result /= 0 then - return Result; - end if; - - Result := pthread_attr_destroy (attr'Access); - - if Result /= 0 then - return Result; - else - return 0; - end if; - end pthread_setschedparam; - - ------------------------- - -- pthread_getspecific -- - ------------------------- - - -- FSU_THREADS has a nonstandard pthread_getspecific - - function pthread_getspecific (key : pthread_key_t) return System.Address is - function pthread_getspecific_base - (key : pthread_key_t; - value : access System.Address) return int; - pragma Import (C, pthread_getspecific_base, "pthread_getspecific"); - - Tmp : aliased System.Address; - Result : int; - - begin - Result := pthread_getspecific_base (key, Tmp'Access); - - if Result /= 0 then - return System.Null_Address; - end if; - - return Tmp; - end pthread_getspecific; - - --------------------------------- - -- pthread_attr_setdetachstate -- - --------------------------------- - - function pthread_attr_setdetachstate - (attr : access pthread_attr_t; - detachstate : int) return int - is - function pthread_attr_setdetachstate_base - (attr : access pthread_attr_t; - detachstate : access int) return int; - pragma Import - (C, pthread_attr_setdetachstate_base, "pthread_attr_setdetachstate"); - - Tmp : aliased int := detachstate; - - begin - return pthread_attr_setdetachstate_base (attr, Tmp'Access); - end pthread_attr_setdetachstate; - - ----------------- - -- sched_yield -- - ----------------- - - -- FSU_THREADS does not have sched_yield; - - function sched_yield return int is - procedure sched_yield_base (arg : System.Address); - pragma Import (C, sched_yield_base, "pthread_yield"); - - begin - sched_yield_base (System.Null_Address); - return 0; - end sched_yield; - - ---------------- - -- Stack_Base -- - ---------------- - - function Get_Stack_Base (thread : pthread_t) return Address is - begin - return thread.stack_base; - end Get_Stack_Base; - -end System.OS_Interface;