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) 2002-2013, 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 := 66 ((Source_File.Table (Source_File.Last).Source_Last + Source_Align) / 67 Source_Align) * Source_Align; 68 Source_File.Append (Source_File.Table (Source)); 69 Dfile := Source_File.Last; 70 71 declare 72 S : Source_File_Record renames Source_File.Table (Dfile); 73 74 begin 75 S.Full_Debug_Name := Create_Debug_File (S.File_Name); 76 S.Debug_Source_Name := Strip_Directory (S.Full_Debug_Name); 77 S.Source_First := Loc; 78 S.Source_Last := Loc; 79 S.Lines_Table := null; 80 S.Last_Source_Line := 1; 81 82 -- Allocate lines table, guess that it needs to be three times bigger 83 -- than the original source (in number of lines). 84 85 Alloc_Line_Tables 86 (S, Int (Source_File.Table (Source).Last_Source_Line * 3)); 87 S.Lines_Table (1) := Loc; 88 end; 89 end Create_Debug_Source; 90 91 ---------------------- 92 -- Write_Debug_Line -- 93 ---------------------- 94 95 procedure Write_Debug_Line (Str : String; Loc : in out Source_Ptr) is 96 S : Source_File_Record renames Source_File.Table (Dfile); 97 98 begin 99 -- Ignore write request if null line at start of file 100 101 if Str'Length = 0 and then Loc = S.Source_First then 102 return; 103 104 -- Here we write the line, compute the source location for the following 105 -- line, allocate its table entry, and update the source record entry. 106 107 else 108 Write_Debug_Info (Str (Str'First .. Str'Last - 1)); 109 Loc := Loc - 1 + Source_Ptr (Str'Length + Debug_File_Eol_Length); 110 Add_Line_Tables_Entry (S, Loc); 111 S.Source_Last := Loc; 112 Set_Source_File_Index_Table (Dfile); 113 end if; 114 end Write_Debug_Line; 115 116end Sinput.D; 117