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+------------------------------------------------------------------------------
+-- --
+-- GNAT COMPILER COMPONENTS --
+-- --
+-- P R E P C O M P --
+-- --
+-- S p e c --
+-- --
+-- Copyright (C) 2002-2011, 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- --
+-- 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 GNAT; see file COPYING3. If not, go to --
+-- http://www.gnu.org/licenses for a complete copy of the license. --
+-- --
+-- GNAT was originally developed by the GNAT team at New York University. --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
+-- --
+------------------------------------------------------------------------------
+
+-- This package stores all preprocessing data for the compiler
+
+with Namet; use Namet;
+
+package Prepcomp is
+
+ procedure Add_Dependencies;
+ -- Add dependencies on the preprocessing data file and the preprocessing
+ -- definition files, if any.
+
+ procedure Check_Symbols;
+ -- Check if there are preprocessing symbols on the command line and set
+ -- preprocessing if there are some: all files are preprocessed with these
+ -- symbols. This procedure should not be called if there is a preprocessing
+ -- data file specified on the command line. Instead a call should be made
+ -- to Parse_Preprocessing_Data_File.
+
+ procedure Parse_Preprocessing_Data_File (N : File_Name_Type);
+ -- Parse a preprocessing data file, specified with a -gnatep= switch
+
+ procedure Prepare_To_Preprocess
+ (Source : File_Name_Type;
+ Preprocessing_Needed : out Boolean);
+ -- Prepare, if necessary, the preprocessor for a source file. If the source
+ -- file needs to be preprocessed, Preprocessing_Needed is set to True.
+ -- Otherwise, Preprocessing_Needed is set to False and no preprocessing
+ -- needs to be done.
+
+ procedure Process_Command_Line_Symbol_Definitions;
+ -- Check symbol definitions that have been added by calls to procedure
+ -- Add_Symbol_Definition and stored as pointers to string, and put them in
+ -- a table. The reason the definitions were stored as pointer to strings is
+ -- that the name table is not yest initialized when we process the command
+ -- line switches. These symbol definitions will be later used in
+ -- the call to Prepare_To_Preprocess.
+
+end Prepcomp;