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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- S I N P U T . D --
-- --
-- B o d y --
-- --
-- Copyright (C) 2002-2003, 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 2, 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 COPYING. If not, write --
-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
-- MA 02111-1307, USA. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with Osint; use Osint;
with Osint.C; use Osint.C;
package body Sinput.D is
Dfile : Source_File_Index;
-- Index of currently active debug source file
------------------------
-- Close_Debug_Source --
------------------------
procedure Close_Debug_Source is
S : Source_File_Record renames Source_File.Table (Dfile);
Src : Source_Buffer_Ptr;
begin
Trim_Lines_Table (Dfile);
Close_Debug_File;
-- Now we need to read the file that we wrote and store it
-- in memory for subsequent access.
Read_Source_File
(S.Full_Debug_Name, S.Source_First, S.Source_Last, Src);
S.Source_Text := Src;
Set_Source_File_Index_Table (Dfile);
end Close_Debug_Source;
-------------------------
-- Create_Debug_Source --
-------------------------
procedure Create_Debug_Source
(Source : Source_File_Index;
Loc : out Source_Ptr)
is
begin
Loc := Source_File.Table (Source_File.Last).Source_Last + 1;
Source_File.Increment_Last;
Dfile := Source_File.Last;
declare
S : Source_File_Record renames Source_File.Table (Dfile);
begin
S := Source_File.Table (Source);
S.Full_Debug_Name := Create_Debug_File (S.File_Name);
S.Debug_Source_Name := Strip_Directory (S.Full_Debug_Name);
S.Source_First := Loc;
S.Source_Last := Loc;
S.Lines_Table := null;
S.Last_Source_Line := 1;
-- Allocate lines table, guess that it needs to be three times
-- bigger than the original source (in number of lines).
Alloc_Line_Tables
(S, Int (Source_File.Table (Source).Last_Source_Line * 3));
S.Lines_Table (1) := Loc;
end;
end Create_Debug_Source;
----------------------
-- Write_Debug_Line --
----------------------
procedure Write_Debug_Line (Str : String; Loc : in out Source_Ptr) is
S : Source_File_Record renames Source_File.Table (Dfile);
begin
-- Ignore write request if null line at start of file
if Str'Length = 0 and then Loc = S.Source_First then
return;
-- Here we write the line, compute the source location for the
-- following line, allocate its table entry, and update the source
-- record entry.
else
Write_Debug_Info (Str (Str'First .. Str'Last - 1));
Loc := Loc - 1 + Source_Ptr (Str'Length + Debug_File_Eol_Length);
Add_Line_Tables_Entry (S, Loc);
S.Source_Last := Loc;
end if;
end Write_Debug_Line;
end Sinput.D;
|
