1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 2001, 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, 59 Temple Place - Suite 330, Boston, --
20 -- MA 02111-1307, 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 with Osint; use Osint;
28 with Osint.C; use Osint.C;
30 package body Sinput.D is
32 Dfile : Source_File_Index;
33 -- Index of currently active debug source file
35 ------------------------
36 -- Close_Debug_Source --
37 ------------------------
39 procedure Close_Debug_Source is
40 S : Source_File_Record renames Source_File.Table (Dfile);
41 Src : Source_Buffer_Ptr;
44 Trim_Lines_Table (Dfile);
47 -- Now we need to read the file that we wrote and store it
48 -- in memory for subsequent access.
51 (S.Debug_Source_Name, S.Source_First, S.Source_Last, Src);
53 end Close_Debug_Source;
55 -------------------------
56 -- Create_Debug_Source --
57 -------------------------
59 procedure Create_Debug_Source
60 (Source : Source_File_Index;
64 Loc := Source_File.Table (Source_File.Last).Source_Last + 1;
65 Source_File.Increment_Last;
66 Dfile := Source_File.Last;
69 S : Source_File_Record renames Source_File.Table (Dfile);
72 S := Source_File.Table (Source);
73 S.Debug_Source_Name := Create_Debug_File (S.File_Name);
74 S.Source_First := Loc;
76 S.Lines_Table := null;
77 S.Last_Source_Line := 1;
79 -- Allocate lines table, guess that it needs to be three times
80 -- bigger than the original source (in number of lines).
83 (S, Int (Source_File.Table (Source).Last_Source_Line * 3));
84 S.Lines_Table (1) := Loc;
86 end Create_Debug_Source;
88 ----------------------
89 -- Write_Debug_Line --
90 ----------------------
92 procedure Write_Debug_Line (Str : String; Loc : in out Source_Ptr) is
93 S : Source_File_Record renames Source_File.Table (Dfile);
96 -- Ignore write request if null line at start of file
98 if Str'Length = 0 and then Loc = S.Source_First then
101 -- Here we write the line, and update the source record entry
104 Write_Debug_Info (Str (Str'First .. Str'Last - 1));
105 Add_Line_Tables_Entry (S, Loc);
106 Loc := Loc - 1 + Source_Ptr (Str'Length + Debug_File_Eol_Length);
107 S.Source_Last := Loc;
109 end Write_Debug_Line;