/usr/share/ada/adainclude/asis/a4g-a_opt.adb is in libasis2014-dev 2014-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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-- --
-- ASIS-for-GNAT IMPLEMENTATION COMPONENTS --
-- --
-- --
-- A 4 G . A _ O P T --
-- --
-- B o d y --
-- --
-- Copyright (C) 1995-2012, Free Software Foundation, Inc. --
-- --
-- ASIS-for-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 --
-- Software Foundation; either version 2, or (at your option) any later --
-- version. ASIS-for-GNAT is distributed in the hope that it will be use- --
-- ful, but WITHOUT ANY WARRANTY; without even the implied warranty of MER- --
-- CHANTABILITY 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 ASIS-for-GNAT; see file --
-- COPYING. If not, write to the Free Software Foundation, 51 Franklin --
-- Street, Fifth Floor, Boston, MA 02110-1301, USA. --
-- --
-- --
-- --
-- --
-- --
-- --
-- --
-- --
-- ASIS-for-GNAT was originally developed by the ASIS-for-GNAT team at the --
-- Software Engineering Laboratory of the Swiss Federal Institute of --
-- Technology (LGL-EPFL) in Lausanne, Switzerland, in cooperation with the --
-- Scientific Research Computer Center of Moscow State University (SRCC --
-- MSU), Russia, with funding partially provided by grants from the Swiss --
-- National Science Foundation and the Swiss Academy of Engineering --
-- Sciences. ASIS-for-GNAT is now maintained by AdaCore --
-- (http://www.adacore.com). --
-- --
------------------------------------------------------------------------------
with Asis.Errors; use Asis.Errors;
with A4G.A_Types; use A4G.A_Types;
with A4G.A_Osint; use A4G.A_Osint;
with A4G.A_Output; use A4G.A_Output;
with A4G.A_Debug; use A4G.A_Debug;
with A4G.Vcheck; use A4G.Vcheck;
with GNAT.OS_Lib; use GNAT.OS_Lib;
package body A4G.A_Opt is
-------------------------------------
-- Process_Finalization_Parameters --
-------------------------------------
procedure Process_Finalization_Parameters (Parameters : String) is
Final_Parameters : Argument_List_Access;
procedure Process_One_Parameter (Param : String);
-- incapsulates processing of a separate parameter
---------------------------
-- Process_One_Parameter --
---------------------------
procedure Process_One_Parameter (Param : String) is
Parameter : constant String (1 .. Param'Length) := Param;
begin
ASIS_Warning
(Message => "Asis.Implementation.Finalize: "
& "unknown parameter - "
& Parameter,
Error => Parameter_Error);
end Process_One_Parameter;
begin -- Process_Finalization_Parameters
Final_Parameters := Parameter_String_To_List (Parameters);
for I in Final_Parameters'Range loop
Process_One_Parameter (Final_Parameters (I).all);
end loop;
Free_Argument_List (Final_Parameters);
end Process_Finalization_Parameters;
---------------------------------------
-- Process_Initialization_Parameters --
---------------------------------------
procedure Process_Initialization_Parameters (Parameters : String) is
Init_Parameters : Argument_List_Access;
procedure Process_One_Parameter (Param : String);
-- incapsulates processing of a separate parameter
---------------------------
-- Process_One_Parameter --
---------------------------
procedure Process_One_Parameter (Param : String) is
Parameter : constant String (1 .. Param'Length) := Param;
Unknown_Parameter : Boolean := False;
subtype Dig is Character range '1' .. '9';
subtype Let is Character range 'a' .. 'z';
procedure Process_Parameter;
procedure Process_Option;
-- Process_Option works if Param starts from '-', and
-- Process_Parameter works otherwise
procedure Process_Parameter is
begin
-- no parameter is currently available as an ASIS initialization
-- parameter
Raise_ASIS_Failed
(Diagnosis => "Asis.Implementation.Initialize: "
& "unknown parameter - "
& Parameter,
Stat => Parameter_Error,
Internal_Bug => False);
end Process_Parameter;
procedure Process_Option is
begin
case Parameter (2) is
when 'a' =>
if Parameter = "-asis05"
or else
Parameter = "-asis12"
or else
Parameter = "-asis95"
then
-- We have to accept these parameters because of
-- compatibility reasons
null;
else
Unknown_Parameter := True;
end if;
when 'd' =>
if Parameter'Length = 3
and then
(Parameter (3) in Dig or else
Parameter (3) in Let)
then
Set_Debug_Flag (Parameter (3));
elsif Parameter = "-dall" then
A4G.A_Debug.Set_On;
else
Unknown_Parameter := True;
end if;
when 'k' =>
if Parameter = "-k" then
Keep_Going := True;
else
Unknown_Parameter := True;
end if;
when 'n' =>
if Parameter = "-nbb" then
Generate_Bug_Box := False;
Keep_Going := True;
else
Unknown_Parameter := True;
end if;
when 's' =>
if Parameter = "-sv" then
Strong_Version_Check := True;
else
Unknown_Parameter := True;
end if;
when 'w' =>
if Parameter = "-ws" then
ASIS_Warning_Mode := Suppress;
elsif Parameter = "-we" then
ASIS_Warning_Mode := Treat_As_Error;
elsif Parameter = "-wv" then
Strong_Version_Check := False;
else
Unknown_Parameter := True;
end if;
when others =>
Unknown_Parameter := True;
end case;
if Unknown_Parameter then
Raise_ASIS_Failed
(Diagnosis => "Asis.Implementation.Initialize: "
& "unknown option - "
& Parameter,
Stat => Parameter_Error,
Internal_Bug => False);
end if;
end Process_Option;
begin -- Process_One_Parameter
if Parameter (1) = '-' then
if Parameter'Length >= 2 then
Process_Option;
else
Raise_ASIS_Failed
(Diagnosis => "Asis.Implementation.Initialize: "
& "Option is missing after ""-""",
Stat => Parameter_Error,
Internal_Bug => False);
end if;
else
Process_Parameter;
end if;
end Process_One_Parameter;
begin -- Process_Initialization_Parameters
Init_Parameters := Parameter_String_To_List (Parameters);
for I in Init_Parameters'Range loop
Process_One_Parameter (Init_Parameters (I).all);
end loop;
Free_Argument_List (Init_Parameters);
end Process_Initialization_Parameters;
-------------
-- Set_Off --
-------------
procedure Set_Off is
begin
Is_Initialized := False;
ASIS_Warning_Mode := Normal;
Strong_Version_Check := True;
Generate_Bug_Box := True;
Keep_Going := False;
end Set_Off;
end A4G.A_Opt;
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