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|
------------------------------------------------------------------------------
-- --
-- GNATELIM COMPONENTS --
-- --
-- G N A T E L I M . P R O J E C T S --
-- --
-- B o d y --
-- --
-- Copyright (C) 2013-2018, AdaCore --
-- --
-- GNATELIM 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 3 or (at your option) any later --
-- version. GNATELIM is distributed in the hope that it will be useful, but --
-- WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABI- --
-- LITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public Li- --
-- cense for more details. You should have received a copy of the GNU --
-- General Public License distributed with GNAT; see file COPYING3. If not, --
-- go to http://www.gnu.org/licenses for a complete copy of the license. --
-- --
-- The original version of Gnatelim was developed by Alain Le Guennec --
-- It is now maintained by AdaCore (http://www.adacore.com) --
-- --
------------------------------------------------------------------------------
with System.Multiprocessors;
with GNAT.OS_Lib; use GNAT.OS_Lib;
with ASIS_UL.Common; use ASIS_UL.Common;
with ASIS_UL.Compiler_Options; use ASIS_UL.Compiler_Options;
with ASIS_UL.Debug; use ASIS_UL.Debug;
with ASIS_UL.Environment; use ASIS_UL.Environment;
with ASIS_UL.Options; use ASIS_UL.Options;
with ASIS_UL.Output; use ASIS_UL.Output;
with ASIS_UL.Source_Table; use ASIS_UL.Source_Table;
with Gnatelim.Output;
with Gnatelim.Options;
package body Gnatelim.Projects is
----------------------
-- Print_Tool_Usage --
----------------------
overriding procedure Print_Tool_Usage (My_Project : Gnatelim_Project_Type)
is
pragma Unreferenced (My_Project);
begin
Gnatelim.Output.Print_Gnatelim_Usage;
end Print_Tool_Usage;
--------------------
-- Scan_Arguments --
--------------------
overriding procedure Scan_Arguments
(My_Project : in out Gnatelim_Project_Type;
First_Pass : Boolean := False;
Parser : Opt_Parser := Command_Line_Parser;
In_Switches : Boolean := False)
is
In_Project_File : constant Boolean := Parser /= Command_Line_Parser;
begin
loop
case GNAT.Command_Line.Getopt
(
"P: U X! eL " & -- project-specific options
"-RTS= " &
"-target= " &
"t v q " &
"j! " &
"log? " & -- Specifying the log file
"wq ws wn wf " & -- Warning message control
"o= " & -- Specify the output file
"files= " & -- Specifies a set of files
-- to process
"main= " & -- specifies the main subprogram
"-version -help " & -- print version and usage
"-no-elim-dispatch " & -- Turns OFF elimination of
-- dispatching operations,
-- Non-documented options:
"d? " & -- debug mode/options
"a " & -- Process RTL components, no effect
-- at the moment
"-ignore= " & -- specifies a set of units not to
-- generate pragmas for
"-elim-dispatching " & -- Turns ON elimination of
-- dispatching operations, does nothing for now, elimination
-- of dispatching operations is ON by default
"-old-pragma-format " & -- Generate UNIT_NAME pragma
-- Parameter (Parser => Parser)
-- obsolete features, for backward compatibility
"b: I: C: -GCC=: -GNATMAKE= m",
Parser => Parser)
is
when ASCII.NUL =>
exit when not
More_Arguments
(Store_Arguments => In_Project_File or else First_Pass,
In_Switches => In_Switches);
when 'a' =>
if not First_Pass then
Process_RTL_Units := True;
end if;
when 'b' =>
null; -- obsolete features, for backward compatibility
when 'C' =>
-- In old gnatelim this switch has been used to specify a
-- configuration file, so:
if not First_Pass then
Store_GNAT_Option_With_Path
("gnatec", Parameter (Parser => Parser));
end if;
when 'd' =>
if not First_Pass then
if Full_Switch (Parser => Parser) = "d" then
Set_Debug_Options (Parameter (Parser => Parser));
end if;
end if;
when 'e' =>
if Full_Switch (Parser => Parser) = "eL" then
if First_Pass then
ASIS_UL.Projects.Follow_Symbolic_Links := True;
elsif In_Project_File then
Error ("-eL option cannot be set in a project file");
raise Parameter_Error;
end if;
end if;
when 'f' =>
if Full_Switch (Parser => Parser) = "files" then
if First_Pass then
Read_Args_From_File (Parameter);
elsif In_Project_File then
if In_Switches then
Error ("-files option is not allowed " &
"for Switches attribute");
raise Parameter_Error;
else
Read_Args_From_File (Parameter (Parser => Parser));
end if;
end if;
end if;
when 'j' =>
if not First_Pass then
begin
J_Specified := True;
ASIS_UL.Options.Process_Num :=
Natural'Value (Parameter (Parser => Parser));
if ASIS_UL.Options.Process_Num = 0 then
ASIS_UL.Options.Process_Num :=
Positive (System.Multiprocessors.Number_Of_CPUs);
end if;
exception
when Constraint_Error =>
Error ("Wrong Parameter of '-j' option: " &
Parameter (Parser => Parser));
raise Parameter_Error;
end;
end if;
when 'I' =>
if not First_Pass then
Store_I_Option (Parameter (Parser => Parser));
end if;
when 'l' =>
if not First_Pass then
if Full_Switch (Parser => Parser) = "log" then
Log_Mode := True;
Set_Log_File_Name (Parameter (Parser => Parser));
end if;
end if;
when 'm' =>
if not First_Pass then
if Full_Switch (Parser => Parser) = "main" then
Free (ASIS_UL.Options.Main_Subprogram_Name);
ASIS_UL.Options.Main_Subprogram_Name :=
new String'(Parameter (Parser => Parser));
-- elsif Full_Switch (Parser => Parser) = "m" then
-- null; -- Obsolete switch, for backwards compatibility
end if;
end if;
when 'o' =>
if not First_Pass then
if Full_Switch (Parser => Parser) = "o" then
Set_Pipe_Mode (False);
Set_Report_File_Name (Parameter (Parser => Parser));
end if;
end if;
when 'P' =>
if Full_Switch (Parser => Parser) = "P" then
if First_Pass then
My_Project.Store_Project_Source (Parameter);
elsif In_Project_File then
Error ("project file should not be specified inside " &
"another project file");
raise Parameter_Error;
end if;
end if;
when 'q' =>
if not First_Pass then
Quiet_Mode := True;
end if;
when 't' =>
if not First_Pass then
if Full_Switch (Parser => Parser) = "t" then
Compute_Timing := True;
end if;
end if;
when 'v' =>
if not First_Pass then
Verbose_Mode := True;
end if;
when 'w' =>
if not First_Pass then
if Full_Switch (Parser => Parser) = "wq" then
Warning_Mode := Quiet;
elsif Full_Switch (Parser => Parser) = "ws" then
Warning_Mode := Short;
elsif Full_Switch (Parser => Parser) = "wn" then
Warning_Mode := Normal;
elsif Full_Switch (Parser => Parser) = "wf" then
Warning_Mode := Full;
end if;
end if;
when 'U' =>
if Full_Switch (Parser => Parser) = "U" then
if First_Pass then
if ASIS_UL.Projects.U_Option_Set then
Error ("-U can be specified only once");
raise Parameter_Error;
end if;
ASIS_UL.Projects.U_Option_Set := True;
elsif In_Project_File then
Error ("-U option is not allowed in a project file");
raise Parameter_Error;
end if;
end if;
when 'X' =>
if Full_Switch (Parser => Parser) = "X" then
if First_Pass then
ASIS_UL.Projects.Store_External_Variable
(Var => Parameter);
elsif In_Project_File then
Error ("external references cannot be set in " &
"a project file");
raise Parameter_Error;
end if;
end if;
when '-' =>
if Full_Switch (Parser => Parser) = "-help" then
if In_Project_File then
Error ("project file should not contain '--help' option");
raise Parameter_Error;
end if;
Print_Usage := True;
return;
elsif Full_Switch (Parser => Parser) = "-version" then
if In_Project_File then
Error
("project file should not contain '--version' option");
raise Parameter_Error;
end if;
Print_Version := True;
return;
end if;
if not First_Pass then
if Full_Switch (Parser => Parser) = "-GCC" then
null; -- obsolete features, for backward compatibility
elsif Full_Switch (Parser => Parser) = "-GNATMAKE" then
null; -- obsolete features, for backward compatibility
elsif Full_Switch (Parser => Parser) =
"-elim-dispatching"
then
Gnatelim.Options.Eliminate_Dispatching_Operations := True;
elsif Full_Switch (Parser => Parser) =
"-no-elim-dispatch"
then
Gnatelim.Options.Eliminate_Dispatching_Operations :=
False;
elsif Full_Switch (Parser => Parser) = "-ignore" then
if Is_Regular_File (Parameter (Parser => Parser)) then
ASIS_UL.Options.Exempted_Units :=
new String'(Normalize_Pathname
(Parameter (Parser => Parser)));
else
Error (Parameter (Parser => Parser) & " not found");
raise Parameter_Error;
end if;
elsif Full_Switch (Parser => Parser) =
"-old-pragma-format"
then
-- Junk for now, should be changed to opposite when
-- K108-003 is complete
Gnatelim.Options.Long_Pragma_Format := False;
elsif Full_Switch (Parser => Parser) = "-RTS" then
-- We do not store --RTS option for gcc now - we have
-- to resolve its parameter to the full path, and we
-- can do this only when target is fully detected.
null;
end if;
else
if Full_Switch (Parser => Parser) = "-RTS" then
Store_RTS_Path (Parameter (Parser => Parser));
elsif Full_Switch (Parser => Parser) = "-target" then
Target := new String'(Parameter (Parser => Parser));
end if;
end if;
when others =>
raise Parameter_Error;
end case;
end loop;
if not First_Pass then
Process_cargs_Section (Parser => Parser);
end if;
exception
when GNAT.Command_Line.Invalid_Switch =>
Error ("invalid switch : " & Full_Switch (Parser => Parser));
raise Parameter_Error;
when GNAT.Command_Line.Invalid_Parameter =>
Error ("missing Parameter (Parser => Parser) for: " &
Full_Switch (Parser => Parser));
raise Parameter_Error;
end Scan_Arguments;
-----------------------
-- Tool_Package_Name --
-----------------------
function Tool_Package_Name
(My_Project : Gnatelim_Project_Type)
return String
is
pragma Unreferenced (My_Project);
begin
return "Eliminate";
end Tool_Package_Name;
end Gnatelim.Projects;
|
