diff options
Diffstat (limited to 'gcc/ada/s-tataat.ads')
| -rw-r--r-- | gcc/ada/s-tataat.ads | 43 |
1 files changed, 21 insertions, 22 deletions
diff --git a/gcc/ada/s-tataat.ads b/gcc/ada/s-tataat.ads index d8716cd02e4..7031a625ce0 100644 --- a/gcc/ada/s-tataat.ads +++ b/gcc/ada/s-tataat.ads @@ -7,7 +7,7 @@ -- S p e c -- -- -- -- Copyright (C) 1991-1994, Florida State University -- --- Copyright (C) 1995-2004, Ada Core Technologies -- +-- Copyright (C) 1995-2005, 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- -- @@ -32,13 +32,13 @@ -- -- ------------------------------------------------------------------------------ --- This package provides support for the body of Ada.Task_Attributes. +-- This package provides support for the body of Ada.Task_Attributes with Ada.Finalization; --- used for Limited_Controlled +-- Used for Limited_Controlled with System.Storage_Elements; --- used for Integer_Address +-- Used for Integer_Address package System.Tasking.Task_Attributes is @@ -52,8 +52,8 @@ package System.Tasking.Task_Attributes is function To_Access_Node is new Unchecked_Conversion (Access_Address, Access_Node); - -- Used to fetch pointer to indirect attribute list. Declaration is - -- in spec to avoid any problems with aliasing assumptions. + -- Used to fetch pointer to indirect attribute list. Declaration is in + -- spec to avoid any problems with aliasing assumptions. type Dummy_Wrapper; type Access_Dummy_Wrapper is access all Dummy_Wrapper; @@ -67,7 +67,7 @@ package System.Tasking.Task_Attributes is -- of type Wrapper, no Dummy_Wrapper objects are ever created. type Deallocator is access procedure (P : in out Access_Node); - -- Called to deallocate an Wrapper. P is a pointer to a Node within. + -- Called to deallocate an Wrapper. P is a pointer to a Node within type Instance; @@ -78,11 +78,11 @@ package System.Tasking.Task_Attributes is Initial_Value : aliased System.Storage_Elements.Integer_Address; Index : Direct_Index; - -- The index of the TCB location used by this instantiation, - -- if it is stored in the TCB, otherwise zero. + -- The index of the TCB location used by this instantiation, if it is + -- stored in the TCB, otherwise zero. Next : Access_Instance; - -- Next instance in All_Attributes list. + -- Next instance in All_Attributes list end record; procedure Finalize (X : in out Instance); @@ -93,12 +93,11 @@ package System.Tasking.Task_Attributes is Next : Access_Node; end record; - -- The following type is a stand-in for the actual - -- wrapper type, which is different for each instantiation - -- of Ada.Task_Attributes. + -- The following type is a stand-in for the actual wrapper type, which is + -- different for each instantiation of Ada.Task_Attributes. type Dummy_Wrapper is record - Noed : aliased Node; + Dummy_Node : aliased Node; Value : aliased Attribute; -- The generic formal type, may be controlled @@ -110,23 +109,23 @@ package System.Tasking.Task_Attributes is -- Ensure that the designated object is always strictly enough aligned. In_Use : Direct_Index_Vector := 0; - -- is True for direct indices that are already used. + -- Set True for direct indices that are already used (True??? type???) All_Attributes : Access_Instance; - -- A linked list of all indirectly access attributes, - -- which includes all those that require finalization. + -- A linked list of all indirectly access attributes, which includes all + -- those that require finalization. procedure Initialize_Attributes (T : Task_Id); - -- Initialize all attributes created via Ada.Task_Attributes for T. - -- This must be called by the creator of the task, inside Create_Task, - -- via soft-link Initialize_Attributes_Link. On entry, abortion must - -- be deferred and the caller must hold no locks + -- Initialize all attributes created via Ada.Task_Attributes for T. This + -- must be called by the creator of the task, inside Create_Task, via + -- soft-link Initialize_Attributes_Link. On entry, abort must be deferred + -- and the caller must hold no locks procedure Finalize_Attributes (T : Task_Id); -- Finalize all attributes created via Ada.Task_Attributes for T. -- This is to be called by the task after it is marked as terminated -- (and before it actually dies), inside Vulnerable_Free_Task, via the - -- soft-link Finalize_Attributes_Link. On entry, abortion must be deferred + -- soft-link Finalize_Attributes_Link. On entry, abort must be deferred -- and T.L must be write-locked. end System.Tasking.Task_Attributes; |
