1------------------------------------------------------------------------------ 2-- -- 3-- GNAT COMPILER COMPONENTS -- 4-- -- 5-- S I N P U T . D -- 6-- -- 7-- B o d y -- 8-- -- 9-- Copyright (C) 2002-2007, 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 26with Osint; use Osint; 27with Osint.C; use Osint.C; 28 29package body Sinput.D is 30 31 Dfile : Source_File_Index; 32 -- Index of currently active debug source file 33 34 ------------------------ 35 -- Close_Debug_Source -- 36 ------------------------ 37 38 procedure Close_Debug_Source is 39 S : Source_File_Record renames Source_File.Table (Dfile); 40 Src : Source_Buffer_Ptr; 41 42 pragma Warnings (Off, S); 43 44 begin 45 Trim_Lines_Table (Dfile); 46 Close_Debug_File; 47 48 -- Now we need to read the file that we wrote and store it in memory for 49 -- subsequent access. 50 51 Read_Source_File 52 (S.Full_Debug_Name, S.Source_First, S.Source_Last, Src); 53 S.Source_Text := Src; 54 end Close_Debug_Source; 55 56 ------------------------- 57 -- Create_Debug_Source -- 58 ------------------------- 59 60 procedure Create_Debug_Source 61 (Source : Source_File_Index; 62 Loc : out Source_Ptr) 63 is 64 begin 65 Loc := Source_File.Table (Source_File.Last).Source_Last + 1; 66 Source_File.Append (Source_File.Table (Source)); 67 Dfile := Source_File.Last; 68 69 declare 70 S : Source_File_Record renames Source_File.Table (Dfile); 71 72 begin 73 S.Full_Debug_Name := Create_Debug_File (S.File_Name); 74 S.Debug_Source_Name := Strip_Directory (S.Full_Debug_Name); 75 S.Source_First := Loc; 76 S.Source_Last := Loc; 77 S.Lines_Table := null; 78 S.Last_Source_Line := 1; 79 80 -- Allocate lines table, guess that it needs to be three times bigger 81 -- than the original source (in number of lines). 82 83 Alloc_Line_Tables 84 (S, Int (Source_File.Table (Source).Last_Source_Line * 3)); 85 S.Lines_Table (1) := Loc; 86 end; 87 end Create_Debug_Source; 88 89 ---------------------- 90 -- Write_Debug_Line -- 91 ---------------------- 92 93 procedure Write_Debug_Line (Str : String; Loc : in out Source_Ptr) is 94 S : Source_File_Record renames Source_File.Table (Dfile); 95 96 begin 97 -- Ignore write request if null line at start of file 98 99 if Str'Length = 0 and then Loc = S.Source_First then 100 return; 101 102 -- Here we write the line, compute the source location for the following 103 -- line, allocate its table entry, and update the source record entry. 104 105 else 106 Write_Debug_Info (Str (Str'First .. Str'Last - 1)); 107 Loc := Loc - 1 + Source_Ptr (Str'Length + Debug_File_Eol_Length); 108 Add_Line_Tables_Entry (S, Loc); 109 S.Source_Last := Loc; 110 Set_Source_File_Index_Table (Dfile); 111 end if; 112 end Write_Debug_Line; 113 114end Sinput.D; 115