1------------------------------------------------------------------------------ 2-- -- 3-- GNAT COMPILER COMPONENTS -- 4-- -- 5-- P R E P C O M P -- 6-- -- 7-- S p e c -- 8-- -- 9-- Copyright (C) 2002-2019, Free Software Foundation, Inc. -- 10-- -- 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 3, 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 COPYING3. If not, go to -- 19-- http://www.gnu.org/licenses for a complete copy of the license. -- 20-- -- 21-- GNAT was originally developed by the GNAT team at New York University. -- 22-- Extensive contributions were provided by Ada Core Technologies Inc. -- 23-- -- 24------------------------------------------------------------------------------ 25 26-- This package stores all preprocessing data for the compiler 27 28with Namet; use Namet; 29with Types; use Types; 30 31package Prepcomp is 32 33 procedure Add_Dependency (S : Source_File_Index); 34 -- Add a dependency on a non-source file. This is used internally for the 35 -- preprocessing data file and the preprocessing definition file, and also 36 -- externally for non-temporary configuration pragmas files. 37 38 procedure Add_Dependencies; 39 -- Add dependencies on the preprocessing data file and the preprocessing 40 -- definition files, if any, and the non-temporary configuration pragmas 41 -- files, if any. 42 43 procedure Check_Symbols; 44 -- Check if there are preprocessing symbols on the command line and set 45 -- preprocessing if there are some: all files are preprocessed with these 46 -- symbols. This procedure should not be called if there is a preprocessing 47 -- data file specified on the command line. Instead a call should be made 48 -- to Parse_Preprocessing_Data_File. 49 50 procedure Parse_Preprocessing_Data_File (N : File_Name_Type); 51 -- Parse a preprocessing data file, specified with a -gnatep= switch 52 53 procedure Prepare_To_Preprocess 54 (Source : File_Name_Type; 55 Preprocessing_Needed : out Boolean); 56 -- Prepare, if necessary, the preprocessor for a source file. If the source 57 -- file needs to be preprocessed, Preprocessing_Needed is set to True. 58 -- Otherwise, Preprocessing_Needed is set to False and no preprocessing 59 -- needs to be done. 60 61 procedure Process_Command_Line_Symbol_Definitions; 62 -- Check symbol definitions that have been added by calls to procedure 63 -- Add_Symbol_Definition and stored as pointers to string, and put them in 64 -- a table. The reason the definitions were stored as pointer to strings is 65 -- that the name table is not yest initialized when we process the command 66 -- line switches. These symbol definitions will be later used in 67 -- the call to Prepare_To_Preprocess. 68 69end Prepcomp; 70