/usr/share/ada/adainclude/aws/aws-config-ini.adb is in libaws2.10.2-dev 2.10.2-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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-- Ada Web Server --
-- --
-- Copyright (C) 2000-2010, AdaCore --
-- --
-- This library is free software; you can redistribute it and/or modify --
-- it under the terms of the GNU General Public License as published by --
-- the Free Software Foundation; either version 2 of the License, or (at --
-- your option) any later version. --
-- --
-- This library is distributed in the hope that it will be useful, but --
-- WITHOUT 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 --
-- along with this library; if not, write to the Free Software Foundation, --
-- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. --
-- --
------------------------------------------------------------------------------
with Ada.Command_Line;
with Ada.Strings.Fixed;
with Ada.Strings.Maps;
with Ada.Text_IO;
with AWS.Config.Utils;
with AWS.Utils;
package body AWS.Config.Ini is
use Ada;
----------------------
-- Program_Ini_File --
----------------------
function Program_Ini_File (Full_Path : Boolean) return String is
Exec_Name : constant String := Command_Line.Command_Name;
Last : Natural;
First : Natural;
begin
First := Strings.Fixed.Index
(Exec_Name, Strings.Maps.To_Set ("/\"), Going => Strings.Backward);
if First = 0 then
First := Exec_Name'First;
else
First := First + 1;
end if;
Last := Strings.Fixed.Index
(Exec_Name (First .. Exec_Name'Last), ".", Strings.Backward);
if Last = 0 then
Last := Exec_Name'Last;
else
Last := Last - 1;
end if;
if Full_Path then
return AWS.Utils.Get_Program_Directory
& Exec_Name (First .. Last) & ".ini";
else
return Exec_Name (First .. Last) & ".ini";
end if;
end Program_Ini_File;
----------
-- Read --
----------
procedure Read
(Config : in out Object;
Filename : String)
is
procedure Raise_Error (Message : String);
-- Raise error message with filename and line number
function Error_Context return String;
-- Return the string with filename and line number
procedure Set_Value (Key : String; Value : String);
Line : Natural;
-- Current line number parsed
-------------------
-- Error_Message --
-------------------
function Error_Context return String is
begin
return '(' & Filename & ':' & AWS.Utils.Image (Line) & ") ";
end Error_Context;
-----------------
-- Raise_Error --
-----------------
procedure Raise_Error (Message : String) is
begin
raise Constraint_Error with Error_Context & Message;
end Raise_Error;
---------------
-- Set_Value --
---------------
procedure Set_Value (Key : String; Value : String) is
P : constant Parameter_Name := Utils.Value (Key, Error_Context);
begin
if P in Server_Parameter_Name then
Utils.Set_Parameter (Config.P, P, Value, Error_Context);
else
Utils.Set_Parameter (Process_Options, P, Value, Error_Context);
end if;
end Set_Value;
Separators : constant Strings.Maps.Character_Set :=
Strings.Maps.To_Set (' ' & ASCII.HT);
File : Text_IO.File_Type;
Buffer : String (1 .. 1024);
Last : Natural;
K_First : Natural;
K_Last : Natural;
begin
Text_IO.Open (Name => Filename,
File => File,
Mode => Text_IO.In_File);
Line := 0;
while not Text_IO.End_Of_File (File) loop
Text_IO.Get_Line (File, Buffer, Last);
Line := Line + 1;
-- Remove comments
for I in 1 .. Last loop
if Buffer (I) = '#' then
Last := I - 1;
exit;
end if;
end loop;
if Last /= 0 then
-- Looks for Key token
Strings.Fixed.Find_Token
(Buffer (1 .. Last), Separators, Strings.Outside,
K_First, K_Last);
if K_Last /= 0 then
declare
Key : constant String := Buffer (K_First .. K_Last);
Value : constant String :=
Strings.Fixed.Trim
(Buffer (K_Last + 1 .. Last),
Separators, Separators);
begin
if Value = "" then
Raise_Error ("No value for " & Key);
else
Set_Value (Key, Value);
end if;
end;
else
Raise_Error ("wrong format");
end if;
end if;
end loop;
Text_IO.Close (File);
end Read;
end AWS.Config.Ini;
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