1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 1992-2005, Free Software Foundation, Inc. --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 2, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING. If not, write --
19 -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
20 -- Boston, MA 02110-1301, USA. --
22 -- GNAT was originally developed by the GNAT team at New York University. --
23 -- Extensive contributions were provided by Ada Core Technologies Inc. --
25 ------------------------------------------------------------------------------
27 -- The Par function and its subunits contains all the parsing routines
28 -- for the top down recursive descent parser that constructs the parse tree
30 with Types
; use Types
;
33 (Configuration_Pragmas
: Boolean;
34 From_Limited_With
: Boolean := False) return List_Id
;
35 -- Top level parsing routine. There are two cases:
37 -- If Configuration_Pragmas is False, Par parses a compilation unit in the
38 -- current source file and sets the Cunit, Cunit_Entity and Unit_Name fields
39 -- of the units table entry for Current_Source_Unit. On return the parse tree
40 -- is complete, and decorated with any required implicit label declarations.
41 -- The value returned in this case is always No_List. If From_Limited_With is
42 -- True, we are parsing a compilation unit found in a limited-with clause (Ada
45 -- If Configuration_Pragmas is True, Par parses a list of configuration
46 -- pragmas from the current source file, and returns the list of pragmas.