-- --
-- S p e c --
-- --
--- Copyright (C) 1992-2001, Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2007, Free Software Foundation, Inc. --
-- --
-- GNAT 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- --
-- 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 GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
+-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
+-- Boston, MA 02110-1301, USA. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-----------------
procedure Initialize;
+ -- Initialize internal tables
+
+ procedure Initialize_Version (U : Unit_Number_Type);
+ -- This is called once the source file corresponding to unit U has been
+ -- fully scanned. At that point the checksum is computed, and can be used
+ -- to initialize the version number.
+
+ procedure Load_Main_Source;
-- Called at the start of compiling a new main source unit to initialize
-- the library processing for the new main source. Establishes and
-- initializes the units table entry for the new main unit (leaving
-- more files. Otherwise the main source file has been opened and read
-- and then closed on return.
- procedure Initialize_Version (U : Unit_Number_Type);
- -- This is called once the source file corresponding to unit U has been
- -- fully scanned. At that point the checksum is computed, and can be used
- -- to initialize the version number.
-
function Load_Unit
- (Load_Name : Unit_Name_Type;
- Required : Boolean;
- Error_Node : Node_Id;
- Subunit : Boolean;
- Corr_Body : Unit_Number_Type := No_Unit;
- Renamings : Boolean := False)
- return Unit_Number_Type;
+ (Load_Name : Unit_Name_Type;
+ Required : Boolean;
+ Error_Node : Node_Id;
+ Subunit : Boolean;
+ Corr_Body : Unit_Number_Type := No_Unit;
+ Renamings : Boolean := False;
+ From_Limited_With : Boolean := False) return Unit_Number_Type;
-- This function loads and parses the unit specified by Load_Name (or
-- returns the unit number for the previously constructed units table
-- entry if this is not the first call for this unit). Required indicates
-- described in the documentation of this unit. If this parameter is
-- set to True, then Load_Name may not be the real unit name and it
-- is necessary to load parents to find the real name.
+ --
+ -- From_Limited_With is True if we are loading a unit X found in a
+ -- limited-with clause, or some unit in the context of X. It is used to
+ -- avoid the check on circular dependency (Ada 2005, AI-50217)
+
+ procedure Change_Main_Unit_To_Spec;
+ -- This procedure is called if the main unit file contains a No_Body pragma
+ -- and no other tokens. The effect is, if possible, to change the main unit
+ -- from the body it references now, to the corresponding spec. This has the
+ -- effect of ignoring the body, which is what we want. If it is impossible
+ -- to successfully make the change, then the call has no effect, and the
+ -- file is unchanged (this will lead to an error complaining about the
+ -- inappropriate No_Body spec).
function Create_Dummy_Package_Unit
(With_Node : Node_Id;
- Spec_Name : Unit_Name_Type)
- return Unit_Number_Type;
+ Spec_Name : Unit_Name_Type) return Unit_Number_Type;
-- With_Node is the Node_Id of a with statement for which the file could
-- not be found, and Spec_Name is the corresponding unit name. This call
-- creates a dummy package unit so that compilation can continue without
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