X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fada%2Fs-intman.ads;h=5f3f4d50089db5551879d5c74a881099407fd317;hb=0c320ed3adce118bba55e81b27c9dbcc31efa243;hp=a7909c91c4992deb4ebd9d1f82c5d15e09fc1db0;hpb=51e69f04c0161130375d97979e76cbfd0bd2d45e;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/ada/s-intman.ads b/gcc/ada/s-intman.ads index a7909c91c49..5f3f4d50089 100644 --- a/gcc/ada/s-intman.ads +++ b/gcc/ada/s-intman.ads @@ -6,25 +6,23 @@ -- -- -- S p e c -- -- -- --- Copyright (C) 1992-2005 Free Software Foundation, Inc. -- +-- Copyright (C) 1992-2009, 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 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 -- +-- . -- -- -- -- GNARL was developed by the GNARL team at Florida State University. -- -- Extensive contributions were provided by Ada Core Technologies, Inc. -- @@ -42,14 +40,12 @@ -- Interrupt_ID into the visible part of this package. The type Interrupt_ID -- is used to derive the type in Ada.Interrupts, and adding more operations -- to that type would be illegal according to the Ada Reference Manual. This --- is the reason why the signals sets are implemeneted using visible arrays +-- is the reason why the signals sets are implemented using visible arrays -- rather than functions. with System.OS_Interface; --- used for sigset_t with Interfaces.C; --- used for int package System.Interrupt_Management is pragma Preelaborate; @@ -70,10 +66,8 @@ package System.Interrupt_Management is -- systems, but is always reserved when it is defined. If we have the -- convention that ID zero is not used for any "real" signals, and SIGRARE -- = 0 when SIGRARE is not one of the locally supported signals, we can - -- write - + -- write: -- Reserved (SIGRARE) := True; - -- and the initialization code will be portable. Abort_Task_Interrupt : Interrupt_ID; @@ -96,13 +90,22 @@ package System.Interrupt_Management is -- or used to implement time delays. procedure Initialize; - -- Initialize the various variables defined in this package. - -- This procedure must be called before accessing any object from this - -- package, and can be called multiple times. + -- Initialize the various variables defined in this package. This procedure + -- must be called before accessing any object from this package, and can be + -- called multiple times. private type Interrupt_Mask is new System.OS_Interface.sigset_t; - -- In some implementations Interrupt_Mask can be represented as a linked - -- list. + -- In some implementations Interrupt_Mask is represented as a linked list + + procedure Adjust_Context_For_Raise + (Signo : System.OS_Interface.Signal; + Ucontext : System.Address); + pragma Import + (C, Adjust_Context_For_Raise, "__gnat_adjust_context_for_raise"); + -- Target specific hook performing adjustments to the signal's machine + -- context, to be called before an exception may be raised from a signal + -- handler. This service is provided by init.c, together with the + -- non-tasking signal handler. end System.Interrupt_Management;