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authorcharlet <charlet@138bc75d-0d04-0410-961f-82ee72b054a4>2004-05-14 10:02:00 +0000
committercharlet <charlet@138bc75d-0d04-0410-961f-82ee72b054a4>2004-05-14 10:02:00 +0000
commit3e55413dd9a577b7b270e04f09ccb3f13a90a3cb (patch)
treead67eadab2c2032169ff2f33eb289b29a4e7e3a9 /gcc/ada/s-osinte-os2.adb
parent7e0c7e2e8e2c055a2751d8dbd5cdd4bd70fe316e (diff)
downloadppe42-gcc-3e55413dd9a577b7b270e04f09ccb3f13a90a3cb.tar.gz
ppe42-gcc-3e55413dd9a577b7b270e04f09ccb3f13a90a3cb.zip
Renaming of target specific files for clarity
* Makefile.in: Rename GNAT target specific files. * 31soccon.ads, 31soliop.ads 35soccon.ads, 3asoccon.ads, 3bsoccon.ads, 3gsoccon.ads, 3hsoccon.ads, 3psoccon.ads, 3ssoccon.ads, 3ssoliop.ads, 3veacodu.adb, 3vexpect.adb, 3vsoccon.ads, 3vsocthi.adb, 3vsocthi.ads, 3vtrasym.adb, 3wsoccon.ads, 3wsocthi.adb, 3wsocthi.ads, 3wsoliop.ads, 3zsoccon.ads, 3zsocthi.adb, 3zsocthi.ads, 41intnam.ads, 42intnam.ads, 45intnam.ads, 4aintnam.ads, 4cintnam.ads, 4gintnam.ads, 4hexcpol.adb, 4hintnam.ads, 4lintnam.ads, 4nintnam.ads, 4ointnam.ads, 4onumaux.ads, 4pintnam.ads, 4sintnam.ads, 4vcaldel.adb, 4vcalend.adb, 4vcalend.ads, 4vintnam.ads, 4wcalend.adb, 4wexcpol.adb, 4wintnam.ads, 4zintnam.ads, 4znumaux.ads, 4zsytaco.adb, 4zsytaco.ads, 51osinte.adb, 51osinte.ads, 51system.ads, 52osinte.adb, 52osinte.ads, 53osinte.ads, 54osinte.ads, 55osinte.adb, 55osinte.ads, 55system.ads, 56osinte.adb, 56osinte.ads, 56system.ads, 56taprop.adb, 56taspri.ads, 56tpopsp.adb, 57system.ads, 58system.ads, 5amastop.adb, 5aml-tgt.adb, 5aosinte.adb, 5aosinte.ads, 5asystem.ads, 5ataprop.adb, 5atasinf.ads, 5ataspri.ads, 5atpopsp.adb, 5avxwork.ads, 5bml-tgt.adb, 5bosinte.adb, 5bosinte.ads, 5bsystem.ads, 5cosinte.ads, 5csystem.ads, 5dsystem.ads, 5esystem.ads, 5fintman.adb, 5fosinte.adb, 5fosinte.ads, 5fsystem.ads, 5ftaprop.adb, 5ftasinf.ads, 5ginterr.adb, 5gintman.adb, 5gmastop.adb, 5gml-tgt.adb, 5gosinte.ads, 5gproinf.adb, 5gproinf.ads, 5gsystem.ads, 5gtaprop.adb, 5gtasinf.adb, 5gtasinf.ads, 5gtpgetc.adb, 5hml-tgt.adb, 5hosinte.adb, 5hosinte.ads, 5hparame.ads, 5hsystem.ads, 5htaprop.adb, 5htaspri.ads, 5htraceb.adb, 5iosinte.adb, 5iosinte.ads, 5itaprop.adb, 5itaspri.ads, 5ksystem.ads, 5kvxwork.ads, 5lml-tgt.adb, 5losinte.ads, 5lparame.adb, 5lsystem.ads, 5msystem.ads, 5mvxwork.ads, 5ninmaop.adb, 5nintman.adb, 5nosinte.ads, 5nsystem.ads, 5ntaprop.adb, 5ntaspri.ads, 5ointerr.adb, 5omastop.adb, 5oosinte.adb, 5oosinte.ads, 5oosprim.adb, 5oparame.adb, 5osystem.ads, 5otaprop.adb, 5otaspri.ads, 5posinte.ads, 5posprim.adb, 5psystem.ads, 5pvxwork.ads, 5sintman.adb, 5sml-tgt.adb, 5sosinte.adb, 5sosinte.ads, 5sosprim.adb, 5sparame.adb, 5ssystem.ads, 5staprop.adb, 5stasinf.adb, 5stasinf.ads, 5staspri.ads, 5stpopsp.adb, 5svxwork.ads, 5tosinte.ads, 5usystem.ads, 5vasthan.adb, 5vdirval.adb, 5vinmaop.adb, 5vinterr.adb, 5vintman.adb, 5vintman.ads, 5vmastop.adb, 5vml-tgt.adb, 5vosinte.adb, 5vosinte.ads, 5vosprim.adb, 5vosprim.ads, 5vparame.ads, 5vsymbol.adb, 5vsystem.ads, 5vtaprop.adb, 5vtaspri.ads, 5vtpopde.adb, 5vtpopde.ads, 5vtraent.adb, 5vtraent.ads, 5vvaflop.adb, 5wdirval.adb, 5wgloloc.adb, 5wintman.adb, 5wmemory.adb, 5wml-tgt.adb, 5wosinte.ads, 5wosprim.adb, 5wsystem.ads, 5wtaprop.adb, 5wtaspri.ads, 5xparame.ads, 5xsystem.ads, 5xvxwork.ads, 5yparame.ads, 5ysystem.ads, 5zinterr.adb, 5zintman.adb, 5zintman.ads, 5zml-tgt.adb, 5zosinte.adb, 5zosinte.ads, 5zosprim.adb, 5zparame.ads, 5zstchop.adb, 5zsystem.ads, 5ztaprop.adb, 5ztaspri.ads, 5ztfsetr.adb, 5ztpopsp.adb, 6vcpp.adb, 6vcstrea.adb, 6vinterf.ads, 7sinmaop.adb, 7sintman.adb, 7sosinte.adb, 7sosprim.adb, 7staprop.adb, 7staspri.ads, 7stfsetr.adb, 7stpopsp.adb, 7straceb.adb, 7straces.adb, 7strafor.adb, 7strafor.ads, 7stratas.adb, 86numaux.adb, 86numaux.ads: Replaced by files below. * a-caldel-vms.adb, a-calend-mingw.adb, a-calend-vms.adb, a-calend-vms.ads, a-dirval-mingw.adb, a-dirval-vms.adb, a-excpol-abort.adb, a-excpol-interix.adb, a-intnam-aix.ads, a-intnam-dummy.ads, a-intnam-freebsd.ads, a-intnam-hpux.ads, a-intnam-interix.ads, a-intnam-irix.ads, a-intnam-linux.ads, a-intnam-lynxos.ads, a-intnam-mingw.ads, a-intnam-os2.ads, a-intnam-solaris.ads, a-intnam-tru64.ads, a-intnam-unixware.ads, a-intnam-vms.ads, a-intnam-vxworks.ads, a-numaux-libc-x86.ads, a-numaux-vxworks.ads, a-numaux-x86.adb, a-numaux-x86.ads, a-sytaco-vxworks.adb, a-sytaco-vxworks.ads, g-eacodu-vms.adb, g-expect-vms.adb, g-soccon-aix.ads, g-soccon-freebsd.ads, g-soccon-hpux.ads, g-soccon-interix.ads, g-soccon-irix.ads, g-soccon-mingw.ads, g-soccon-solaris.ads, g-soccon-tru64.ads, g-soccon-unixware.ads, g-soccon-vms.adb, g-soccon-vxworks.ads, g-socthi-mingw.adb, g-socthi-mingw.ads, g-socthi-vms.adb, g-socthi-vms.ads, g-socthi-vxworks.adb, g-socthi-vxworks.ads, g-soliop-mingw.ads, g-soliop-solaris.ads, g-soliop-unixware.ads, g-trasym-vms.adb, i-cpp-vms.adb, i-cstrea-vms.adb, interfac-vms.ads, mlib-tgt-aix.adb, mlib-tgt-hpux.adb, mlib-tgt-irix.adb, mlib-tgt-linux.adb, mlib-tgt-mingw.adb, mlib-tgt-solaris.adb, mlib-tgt-tru64.adb, mlib-tgt-vms.adb, mlib-tgt-vxworks.adb, s-asthan-vms.adb, s-gloloc-mingw.adb, s-inmaop-dummy.adb, s-inmaop-posix.adb, s-inmaop-vms.adb, s-interr-dummy.adb, s-interr-sigaction.adb, s-interr-vms.adb, s-interr-vxworks.adb, s-intman-dummy.adb, s-intman-irix.adb, s-intman-irix-athread.adb, s-intman-mingw.adb, s-intman-posix.adb, s-intman-solaris.adb, s-intman-vms.adb, s-intman-vms.ads, s-intman-vxworks.adb, s-intman-vxworks.ads, s-mastop-irix.adb, s-mastop-tru64.adb, s-mastop-vms.adb, s-mastop-x86.adb, s-memory-mingw.adb, s-osinte-aix.adb, s-osinte-aix.ads, s-osinte-aix-fsu.ads, s-osinte-dummy.ads, s-osinte-freebsd.adb, s-osinte-freebsd.ads, s-osinte-fsu.adb, s-osinte-hpux.ads, s-osinte-hpux-dce.adb, s-osinte-hpux-dce.ads, s-osinte-interix.ads, s-osinte-irix.adb, s-osinte-irix.ads, s-osinte-irix-athread.ads, s-osinte-linux.ads, s-osinte-linux-fsu.ads, s-osinte-linux-ia64.ads, s-osinte-lynxos-3.adb, s-osinte-lynxos-3.ads, s-osinte-lynxos.adb, s-osinte-lynxos.ads, s-osinte-mingw.ads, s-osinte-os2.adb, s-osinte-os2.ads, s-osinte-posix.adb, s-osinte-solaris.adb, s-osinte-solaris.ads, s-osinte-solaris-fsu.ads, s-osinte-solaris-posix.ads, s-osinte-tru64.adb, s-osinte-tru64.ads, s-osinte-unixware.adb, s-osinte-unixware.ads, s-osinte-vms.adb, s-osinte-vms.ads, s-osinte-vxworks.adb, s-osinte-vxworks.ads, s-osprim-mingw.adb, s-osprim-os2.adb, s-osprim-posix.adb, s-osprim-solaris.adb, s-osprim-unix.adb, s-osprim-vms.adb, s-osprim-vms.ads, s-osprim-vxworks.adb, s-parame-ae653.ads, s-parame-hpux.ads, s-parame-linux.adb, s-parame-os2.adb, s-parame-solaris.adb, s-parame-vms.ads, s-parame-vms-restrict.ads, s-parame-vxworks.ads, s-proinf-irix-athread.adb, s-proinf-irix-athread.ads, s-stchop-vxworks.adb, s-taprop-dummy.adb, s-taprop-hpux-dce.adb, s-taprop-irix.adb, s-taprop-irix-athread.adb, s-taprop-linux.adb, s-taprop-lynxos.adb, s-taprop-mingw.adb, s-taprop-os2.adb, s-taprop-posix.adb, s-taprop-solaris.adb, s-taprop-tru64.adb, s-taprop-vms.adb, s-taprop-vxworks.adb, s-tasinf-irix.ads, s-tasinf-irix-athread.adb, s-tasinf-irix-athread.ads, s-tasinf-solaris.adb, s-tasinf-solaris.ads, s-tasinf-tru64.ads, s-taspri-dummy.ads, s-taspri-hpux-dce.ads, s-taspri-linux.ads, s-taspri-lynxos.ads, s-taspri-mingw.ads, s-taspri-os2.ads, s-taspri-posix.ads, s-taspri-solaris.ads, s-taspri-tru64.ads, s-taspri-vms.ads, s-taspri-vxworks.ads, s-tfsetr-default.adb, s-tfsetr-vxworks.adb, s-tpopde-vms.adb, s-tpopde-vms.ads, s-tpopsp-lynxos.adb, s-tpopsp-posix.adb, s-tpopsp-posix-foreign.adb, s-tpopsp-solaris.adb, s-tpopsp-vxworks.adb, s-traceb-hpux.adb, s-traceb-mastop.adb, s-traces-default.adb, s-traent-vms.adb, s-traent-vms.ads, s-trafor-default.adb, s-trafor-default.ads, s-tratas-default.adb, s-vaflop-vms.adb, s-vxwork-alpha.ads, s-vxwork-m68k.ads, s-vxwork-mips.ads, s-vxwork-ppc.ads, s-vxwork-sparcv9.ads, s-vxwork-xscale.ads, symbols-vms.adb, system-aix.ads, system-freebsd-x86.ads, system-hpux.ads, system-interix.ads, system-irix-n32.ads, system-irix-o32.ads, system-linux-x86_64.ads, system-linux-x86.ads, system-lynxos-ppc.ads, system-lynxos-x86.ads, system-mingw.ads, system-os2.ads, system-solaris-sparc.ads, system-solaris-sparcv9.ads, system-solaris-x86.ads, system-tru64.ads, system-unixware.ads, system-vms.ads, system-vms-zcx.ads, system-vxworks-alpha.ads, system-vxworks-m68k.ads, system-vxworks-mips.ads, system-vxworks-ppc.ads, system-vxworks-sparcv9.ads, system-vxworks-xscale.ads: Replace files above. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@81834 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/ada/s-osinte-os2.adb')
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+------------------------------------------------------------------------------
+-- --
+-- 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 --
+-- --
+-- Copyright (C) 1991-1994, Florida State University --
+-- Copyright (C) 1995-2003, Ada Core Technologies --
+-- --
+-- 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. --
+-- Extensive contributions were provided by Ada Core Technologies, Inc. --
+-- --
+------------------------------------------------------------------------------
+
+-- This is the OS/2 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.OS2Lib.Errors;
+with Interfaces.OS2Lib.Synchronization;
+
+package body System.OS_Interface is
+
+ use Interfaces;
+ use Interfaces.OS2Lib;
+ use Interfaces.OS2Lib.Synchronization;
+ use Interfaces.OS2Lib.Errors;
+
+ -----------
+ -- Yield --
+ -----------
+
+ -- Give up the remainder of the time-slice and yield the processor
+ -- to other threads of equal priority. Yield will return immediately
+ -- without giving up the current time-slice when the only threads
+ -- that are ready have a lower priority.
+
+ -- ??? Just giving up the current time-slice seems not to be enough
+ -- to get the thread to the end of the ready queue if OS/2 does use
+ -- a queue at all. As a partial work-around, we give up two time-slices.
+
+ -- This is the best we can do now, and at least is sufficient for passing
+ -- the ACVC 2.0.1 Annex D tests.
+
+ procedure Yield is
+ begin
+ Delay_For (0);
+ Delay_For (0);
+ end Yield;
+
+ ---------------
+ -- Delay_For --
+ ---------------
+
+ procedure Delay_For (Period : in Duration_In_Millisec) is
+ Result : APIRET;
+
+ begin
+ pragma Assert (Period >= 0, "GNULLI---Delay_For: negative argument");
+
+ -- ??? DosSleep is not the appropriate function for a delay in real
+ -- time. It only gives up some number of scheduled time-slices.
+ -- Use a timer instead or block for some semaphore with a time-out.
+ Result := DosSleep (ULONG (Period));
+
+ if Result = ERROR_TS_WAKEUP then
+
+ -- Do appropriate processing for interrupted sleep
+ -- Can we raise an exception here?
+
+ null;
+ end if;
+
+ pragma Assert (Result = NO_ERROR, "GNULLI---Error in Delay_For");
+ end Delay_For;
+
+ -----------
+ -- Clock --
+ -----------
+
+ function Clock return Duration is
+
+ -- Implement conversion from tick count to Duration
+ -- using fixed point arithmetic. The frequency of
+ -- the Intel 8254 timer chip is 18.2 * 2**16 Hz.
+
+ Tick_Duration : constant := 1.0 / (18.2 * 2**16);
+ Tick_Count : aliased QWORD;
+
+ begin
+ -- Read nr of clock ticks since boot time
+
+ Must_Not_Fail (DosTmrQueryTime (Tick_Count'Access));
+
+ return Tick_Count * Tick_Duration;
+ end Clock;
+
+end System.OS_Interface;
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