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|
-------------------------------------------------------------------------------
-- (C) Altran Praxis Limited
-------------------------------------------------------------------------------
--
-- The SPARK toolset 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 3, or (at your option) any later
-- version. The SPARK toolset 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 distributed with the SPARK toolset; see file
-- COPYING3. If not, go to http://www.gnu.org/licenses for a complete copy of
-- the license.
--
--=============================================================================
with CommandLineData;
with E_Strings.Not_SPARK;
with SparkLex;
with SPARK_IO;
with SP_Symbols;
with SparkMakeDebug;
with SparkMakeErrors;
with TokenManager;
use type SP_Symbols.SP_Terminal;
use type SPARK_IO.File_Status;
use type TokenManager.Token;
use type CommandLineData.Language_Profiles;
package body Unit is
function Kind_To_String (The_Unit : Kind) return E_Strings.T is
Result : E_Strings.T;
begin
case The_Unit is
when Specification_Unit =>
Result := E_Strings.Copy_String (Str => "specification");
when Package_Body_Unit =>
Result := E_Strings.Copy_String (Str => "body");
when Separate_Body_Unit | Main_Program_Unit =>
Result := E_Strings.Copy_String (Str => "subunit");
end case;
return Result;
end Kind_To_String;
-----------------------------------------------------------------------------
function Are_Equal (L, R : Id) return Boolean is
begin
return E_Strings.Eq_String (E_Str1 => L.The_Name,
E_Str2 => R.The_Name) and then L.The_Kind = R.The_Kind;
end Are_Equal;
------------------------------------------------------------------------------
function Less_Than (L, R : Id) return Boolean is
Result : Boolean;
The_Order : E_Strings.Order_Types;
begin
The_Order := E_Strings.Lex_Order (First_Name => L.The_Name,
Second_Name => R.The_Name);
case The_Order is
when E_Strings.First_One_First =>
Result := True;
when E_Strings.Second_One_First =>
Result := False;
when E_Strings.Neither_First =>
Result := L.The_Kind < R.The_Kind;
end case;
return Result;
end Less_Than;
------------------------------------------------------------------------------
procedure Open (The_Filename : in E_Strings.T;
The_File_Id : out SPARK_IO.File_Type;
Success : out Boolean)
--# global in out SPARK_IO.File_Sys;
--# derives SPARK_IO.File_Sys,
--# Success,
--# The_File_Id from SPARK_IO.File_Sys,
--# The_Filename;
is
Status : SPARK_IO.File_Status;
begin
The_File_Id := SPARK_IO.Null_File;
E_Strings.Open
(File => The_File_Id,
Mode_Of_File => SPARK_IO.In_File,
Name_Of_File => The_Filename,
Form_Of_File => "",
Status => Status);
Success := Status = SPARK_IO.Ok;
end Open;
-----------------------------------------------------------------------------
function Prefix (E_Str : E_Strings.T) return E_Strings.T
-- Returns the text up to but not including the final dot.
-- E.g. Prefix (A.B.C.D) returns A.B.C
is
Char_Found : Boolean;
Char_Pos : E_Strings.Positions;
Last_Pos : E_Strings.Lengths := 0;
Result : E_Strings.T;
begin
-- Look for the last dot.
loop
E_Strings.Find_Char_After
(E_Str => E_Str,
Search_Start => Last_Pos + 1,
Search_Char => '.',
Char_Found => Char_Found,
Char_Pos => Char_Pos);
exit when not Char_Found;
if Char_Found then
Last_Pos := Char_Pos;
end if;
end loop;
-- Last Pos contains the position of the last dot.
if Last_Pos = 0 then
-- There was not dot so return empty string.
Result := E_Strings.Empty_String;
else
-- Return the text up to but not including the last dot.
Result := E_Strings.Section (E_Str => E_Str,
Start_Pos => 1,
Length => Last_Pos - 1);
end if;
return Result;
end Prefix;
-----------------------------------------------------------------------------
function Construct_Spec_Unit_Id (The_Name : E_Strings.T;
Is_Private : Boolean) return Id is
The_Result : Id;
begin
if E_Strings.Is_Empty (E_Str => Prefix (The_Name)) then
The_Result := Id'(The_Name => The_Name,
The_Kind => Package_Specification_Unit);
elsif Is_Private then
The_Result := Id'(The_Name => The_Name,
The_Kind => Private_Child_Package_Specification_Unit);
else
The_Result := Id'(The_Name => The_Name,
The_Kind => Public_Child_Package_Specification_Unit);
end if;
return The_Result;
end Construct_Spec_Unit_Id;
-----------------------------------------------------------------------------
procedure Get_Unit (In_File : in E_Strings.T;
The_Unit : out Object) is
Token_It : TokenManager.Iterator;
Current_Token : TokenManager.Token;
The_File_Id : SPARK_IO.File_Type;
Status : SPARK_IO.File_Status;
Success : Boolean;
Done : Boolean := False;
------------------------------------------------------------------
procedure Output_Unexpected_Token (Expected : in SP_Symbols.SP_Symbol;
Found : in TokenManager.Token)
--# derives null from Expected,
--# Found;
is
--# hide Output_Unexpected_Token;
E_Str : E_Strings.T;
begin
E_Str := TokenManager.To_String (Tok => Found);
SparkMakeDebug.Report_Cond_Text
(Cond => Expected /= SP_Symbols.SPEND,
True_Text => "Unexpected token. " &
"Expecting " &
SP_Symbols.SP_Symbol'Image (Expected) &
", " &
"but found " &
E_Strings.Not_SPARK.Get_String (E_Str => E_Str),
False_Text => "Unexpected token. " & "Found " & E_Strings.Not_SPARK.Get_String (E_Str => E_Str));
end Output_Unexpected_Token;
------------------------------------------------------------------
procedure Assert_Next_Token (Is_Symbol : in SP_Symbols.SP_Symbol)
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in out ErrorHandler.Error_Context;
--# in out LexTokenManager.State;
--# in out SparkLex.Curr_Line;
--# in out SPARK_IO.File_Sys;
--# in out Token_It;
--# out Success;
--# derives ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It &
--# Success from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# Is_Symbol,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It;
is
Current_Token : TokenManager.Token;
begin
-- Get the next token.
TokenManager.Next (It => Token_It);
Current_Token := TokenManager.Current (Token_It);
-- Is it what we were expecting?
Success := Current_Token.Kind = Is_Symbol;
if not Success then
Output_Unexpected_Token (Expected => Is_Symbol,
Found => Current_Token);
end if;
end Assert_Next_Token;
------------------------------------------------------------------
procedure Get_And_Assert_Next_Token (Is_Symbol : in SP_Symbols.SP_Symbol;
Current_Token : out TokenManager.Token)
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in out ErrorHandler.Error_Context;
--# in out LexTokenManager.State;
--# in out SparkLex.Curr_Line;
--# in out SPARK_IO.File_Sys;
--# in out Token_It;
--# out Success;
--# derives Current_Token,
--# Success from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# Is_Symbol,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It &
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It;
is
begin
Assert_Next_Token (Is_Symbol => Is_Symbol);
if Success then
Current_Token := TokenManager.Current (Token_It);
else
Current_Token := TokenManager.Null_Token;
end if;
end Get_And_Assert_Next_Token;
------------------------------------------------------------------
procedure Process_With_Clause
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in out ErrorHandler.Error_Context;
--# in out LexTokenManager.State;
--# in out SparkLex.Curr_Line;
--# in out SPARK_IO.File_Sys;
--# in out The_Unit;
--# in out Token_It;
--# out Success;
--# derives ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# The_Unit,
--# Token_It from *,
--# CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It &
--# Success from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It;
is
Current_Token : TokenManager.Token;
begin
SparkMakeDebug.Report_Text (Text => "found with clause");
Get_And_Assert_Next_Token (Is_Symbol => SP_Symbols.identifier,
Current_Token => Current_Token);
while Success loop
-- Add this unit to the list of withed units
StringList.Add_To_Front (To_List => The_Unit.The_Withed_Units,
The_Item => Current_Token.Value);
-- What's next?
TokenManager.Next (It => Token_It);
Current_Token := TokenManager.Current (Token_It);
-- semicolon marks the end of the with clause.
exit when Current_Token.Kind = SP_Symbols.semicolon;
-- otherwise we must have a comma.
Success := Current_Token.Kind = SP_Symbols.comma;
if Success then
Get_And_Assert_Next_Token (Is_Symbol => SP_Symbols.identifier,
Current_Token => Current_Token);
else
Output_Unexpected_Token (Expected => SP_Symbols.comma,
Found => Current_Token);
end if;
end loop;
SparkMakeDebug.Report_List (Text => "The withed units are: ",
List => The_Unit.The_Withed_Units);
end Process_With_Clause;
------------------------------------------------------------------
procedure Process_Inherit_Clause
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in out ErrorHandler.Error_Context;
--# in out LexTokenManager.State;
--# in out SparkLex.Curr_Line;
--# in out SPARK_IO.File_Sys;
--# in out The_Unit;
--# in out Token_It;
--# out Success;
--# derives ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# The_Unit,
--# Token_It from *,
--# CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It &
--# Success from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It;
is
Current_Token : TokenManager.Token;
begin
SparkMakeDebug.Report_Text (Text => "found inherit clause");
Get_And_Assert_Next_Token (Is_Symbol => SP_Symbols.identifier,
Current_Token => Current_Token);
while Success loop
-- Add this unit to the list of inherited units
StringList.Add_To_Front (To_List => The_Unit.The_Inherited_Units,
The_Item => Current_Token.Value);
-- What's next?
TokenManager.Next (It => Token_It);
Current_Token := TokenManager.Current (Token_It);
-- semicolon marks the end of the inherit clause.
if Current_Token.Kind = SP_Symbols.semicolon then
Assert_Next_Token (Is_Symbol => SP_Symbols.annotation_end);
exit;
end if;
-- otherwise we must have a comma.
Success := Current_Token.Kind = SP_Symbols.comma;
if Success then
Get_And_Assert_Next_Token (Is_Symbol => SP_Symbols.identifier,
Current_Token => Current_Token);
else
Output_Unexpected_Token (Expected => SP_Symbols.comma,
Found => Current_Token);
end if;
end loop;
SparkMakeDebug.Report_List (Text => "The inherited units are: ",
List => The_Unit.The_Inherited_Units);
end Process_Inherit_Clause;
------------------------------------------------------------------
procedure Process_Package_Specification (Is_Private : in Boolean)
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in out ErrorHandler.Error_Context;
--# in out LexTokenManager.State;
--# in out SparkLex.Curr_Line;
--# in out SPARK_IO.File_Sys;
--# in out The_Unit;
--# in out Token_It;
--# out Done;
--# out Success;
--# derives Done from &
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Success,
--# Token_It from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It &
--# The_Unit from *,
--# CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# Is_Private,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It;
is
Current_Token : TokenManager.Token;
begin
SparkMakeDebug.Report_Cond_Text
(Cond => Is_Private,
True_Text => "found private package specification",
False_Text => "found package specification");
-- Get the package name
Get_And_Assert_Next_Token (Is_Symbol => SP_Symbols.identifier,
Current_Token => Current_Token);
if Success then
SparkMakeDebug.Report_Text_E_Text (Text => "with name ",
E_Text => Current_Token.Value);
The_Unit.The_Id := Construct_Spec_Unit_Id (The_Name => Current_Token.Value,
Is_Private => Is_Private);
end if;
Done := True;
end Process_Package_Specification;
------------------------------------------------------------------
procedure Process_Package_Body
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in out ErrorHandler.Error_Context;
--# in out LexTokenManager.State;
--# in out SparkLex.Curr_Line;
--# in out SPARK_IO.File_Sys;
--# in out The_Unit;
--# in out Token_It;
--# out Done;
--# out Success;
--# derives Done from &
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# The_Unit,
--# Token_It from *,
--# CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It &
--# Success from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It;
is
Current_Token : TokenManager.Token;
begin
SparkMakeDebug.Report_Text (Text => "found package body");
-- Get the package name.
Get_And_Assert_Next_Token (Is_Symbol => SP_Symbols.identifier,
Current_Token => Current_Token);
if Success then
SparkMakeDebug.Report_Text_E_Text (Text => "with name ",
E_Text => Current_Token.Value);
The_Unit.The_Id := Id'(The_Name => Current_Token.Value,
The_Kind => Package_Body_Unit);
end if;
Done := True;
end Process_Package_Body;
------------------------------------------------------------------
procedure Process_Package
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in out ErrorHandler.Error_Context;
--# in out LexTokenManager.State;
--# in out SparkLex.Curr_Line;
--# in out SPARK_IO.File_Sys;
--# in out The_Unit;
--# in out Token_It;
--# out Done;
--# out Success;
--# derives Done,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Success,
--# Token_It from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It &
--# The_Unit from *,
--# CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It;
is
Current_Token : TokenManager.Token;
begin
TokenManager.Look_Ahead (It => Token_It);
Current_Token := TokenManager.Current (Token_It);
-- Is this a package spec or body?
if Current_Token.Kind = SP_Symbols.RWbody then
-- Read over the reserved word body
TokenManager.Next (It => Token_It);
Process_Package_Body;
else
Process_Package_Specification (Is_Private => False);
end if;
end Process_Package;
------------------------------------------------------------------
procedure Process_Private_Child_Specification
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in out Done;
--# in out ErrorHandler.Error_Context;
--# in out LexTokenManager.State;
--# in out SparkLex.Curr_Line;
--# in out SPARK_IO.File_Sys;
--# in out The_Unit;
--# in out Token_It;
--# out Success;
--# derives Done,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# The_Unit,
--# Token_It from *,
--# CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It &
--# Success from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It;
is
begin
SparkMakeDebug.Report_Text (Text => "found reserved word private");
-- Must be reserved word package
Assert_Next_Token (Is_Symbol => SP_Symbols.RWpackage);
if Success then
Process_Package_Specification (Is_Private => True);
end if;
end Process_Private_Child_Specification;
------------------------------------------------------------------
procedure Process_Separate
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in out ErrorHandler.Error_Context;
--# in out LexTokenManager.State;
--# in out SparkLex.Curr_Line;
--# in out SPARK_IO.File_Sys;
--# in out The_Unit;
--# in out Token_It;
--# out Done;
--# out Success;
--# derives Done from &
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# The_Unit,
--# Token_It from *,
--# CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It &
--# Success from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It;
is
Current_Token : TokenManager.Token;
begin
SparkMakeDebug.Report_Text (Text => "found separate");
Assert_Next_Token (Is_Symbol => SP_Symbols.left_paren);
if Success then
-- Get the parent name.
Get_And_Assert_Next_Token (Is_Symbol => SP_Symbols.identifier,
Current_Token => Current_Token);
if Success then
SparkMakeDebug.Report_Text_E_Text (Text => "of enclosing unit ",
E_Text => Current_Token.Value);
The_Unit.The_Id.The_Kind := Separate_Body_Unit;
-- The parent
The_Unit.The_Id.The_Name := Current_Token.Value;
Assert_Next_Token (Is_Symbol => SP_Symbols.right_paren);
if Success then
TokenManager.Next (It => Token_It);
Current_Token := TokenManager.Current (Token_It);
-- If language is SPARK 2005 then allow for an optional overriding_indicator
if CommandLineData.Content.Language_Profile = CommandLineData.SPARK2005 then
if Current_Token.Kind = SP_Symbols.RWnot then
Assert_Next_Token (Is_Symbol => SP_Symbols.RWoverriding);
TokenManager.Next (Token_It);
Current_Token := TokenManager.Current (Token_It);
elsif Current_Token.Kind = SP_Symbols.RWoverriding then
TokenManager.Next (Token_It);
Current_Token := TokenManager.Current (Token_It);
end if;
end if;
-- Is this a procedure, function, package or task?
if Current_Token.Kind = SP_Symbols.RWpackage or Current_Token.Kind = SP_Symbols.RWtask then
Assert_Next_Token (Is_Symbol => SP_Symbols.RWbody);
elsif Current_Token.Kind /= SP_Symbols.RWprocedure and Current_Token.Kind /= SP_Symbols.RWfunction then
Success := False;
Output_Unexpected_Token (Expected => SP_Symbols.SPEND,
Found => Current_Token);
end if;
if Success then
-- Get the unit name.
Get_And_Assert_Next_Token (Is_Symbol => SP_Symbols.identifier,
Current_Token => Current_Token);
if Success then
E_Strings.Append_String (E_Str => The_Unit.The_Id.The_Name,
Str => ".");
E_Strings.Append_Examiner_String (E_Str1 => The_Unit.The_Id.The_Name,
E_Str2 => Current_Token.Value);
SparkMakeDebug.Report_Text_E_Text (Text => "Full unit name is ",
E_Text => The_Unit.The_Id.The_Name);
end if;
end if;
end if;
end if;
end if;
Done := True;
end Process_Separate;
------------------------------------------------------------------
procedure Process_Main_Program
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in out ErrorHandler.Error_Context;
--# in out LexTokenManager.State;
--# in out SparkLex.Curr_Line;
--# in out SPARK_IO.File_Sys;
--# in out The_Unit;
--# in out Token_It;
--# out Done;
--# out Success;
--# derives Done from &
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# The_Unit,
--# Token_It from *,
--# CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It &
--# Success from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It;
is
Current_Token : TokenManager.Token;
begin
SparkMakeDebug.Report_Text (Text => "found main program");
loop
TokenManager.Next (It => Token_It);
Current_Token := TokenManager.Current (Token_It);
exit when Current_Token.Kind = SP_Symbols.SPEND or Current_Token.Kind = SP_Symbols.RWprocedure;
end loop;
if Current_Token.Kind = SP_Symbols.RWprocedure then
-- Get the main program name.
Get_And_Assert_Next_Token (Is_Symbol => SP_Symbols.identifier,
Current_Token => Current_Token);
if Success then
SparkMakeDebug.Report_Text_E_Text (Text => "main program is ",
E_Text => Current_Token.Value);
The_Unit.The_Id := Id'(The_Name => Current_Token.Value,
The_Kind => Main_Program_Unit);
end if;
else
Success := False;
Output_Unexpected_Token (Expected => SP_Symbols.RWprocedure,
Found => Current_Token);
end if;
Done := True;
end Process_Main_Program;
------------------------------------------------------------------
procedure Process_Annotation
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in out Done;
--# in out ErrorHandler.Error_Context;
--# in out LexTokenManager.State;
--# in out SparkLex.Curr_Line;
--# in out SPARK_IO.File_Sys;
--# in out Success;
--# in out The_Unit;
--# in out Token_It;
--# derives Done,
--# Success,
--# The_Unit from *,
--# CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It &
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Token_It from CommandLineData.Content,
--# Dictionary.Dict,
--# ErrorHandler.Error_Context,
--# LexTokenManager.State,
--# SparkLex.Curr_Line,
--# SPARK_IO.File_Sys,
--# Success,
--# Token_It;
is
Current_Token : TokenManager.Token;
begin
SparkMakeDebug.Report_Text (Text => "found annotation");
TokenManager.Next (It => Token_It);
Current_Token := TokenManager.Current (Token_It);
-- Is this the main program
if Current_Token.Kind = SP_Symbols.RWmain_program then
Process_Main_Program;
elsif Current_Token.Kind = SP_Symbols.RWinherit then
Process_Inherit_Clause;
else
-- read until annotation end
while Success loop
TokenManager.Next (It => Token_It);
Current_Token := TokenManager.Current (Token_It);
exit when Current_Token.Kind = SP_Symbols.annotation_end;
if Current_Token.Kind = SP_Symbols.SPEND then
Success := False;
end if;
end loop;
end if;
end Process_Annotation;
------------------------------------------------------------------
begin
SparkLex.Clear_Line_Context;
The_Unit := Null_Object;
Open (The_Filename => In_File,
The_File_Id => The_File_Id,
Success => Success);
if Success then
SparkMakeDebug.Report_Text_E_Text (Text => "Parsing file ",
E_Text => In_File);
TokenManager.Get_First_Token (File_Id => The_File_Id,
It => Token_It);
if TokenManager.Is_Null (It => Token_It) then
Success := False;
else
while Success and then not Done loop
Current_Token := TokenManager.Current (Token_It);
case Current_Token.Kind is
when SP_Symbols.RWwith =>
Process_With_Clause;
when SP_Symbols.RWprivate =>
Process_Private_Child_Specification;
when SP_Symbols.RWpackage =>
Process_Package;
when SP_Symbols.RWseparate =>
Process_Separate;
when SP_Symbols.annotation_start =>
Process_Annotation;
when others =>
-- ignore these tokens
null;
end case;
if TokenManager.Is_Null (It => Token_It) then
Success := False;
else
TokenManager.Next (It => Token_It);
end if;
end loop;
end if;
--# accept Flow, 10, The_File_Id, "Closed file handle not used";
SPARK_IO.Close (File => The_File_Id,
Status => Status);
--# end accept;
if Status /= SPARK_IO.Ok then
SparkMakeErrors.Fatal ("Cannot close file");
end if;
else
E_Strings.Put_Line (File => SPARK_IO.Standard_Output,
E_Str => In_File);
SparkMakeErrors.Fatal ("Cannot open file");
end if;
if Success then
The_Unit.The_File := In_File;
else
The_Unit := Null_Object;
end if;
end Get_Unit;
-----------------------------------------------------------------------------
procedure Output_Object (The_Unit : in Object) is
--# hide Output_Object;
begin
SparkMakeDebug.Report_Text (Text => "Unit debug:");
SparkMakeDebug.Report_Cond_Text
(Cond => The_Unit = Null_Object,
True_Text => "Object is null",
False_Text => "Object details below");
if The_Unit /= Null_Object then
SparkMakeDebug.Report_Text_E_Text (Text => "File: ",
E_Text => The_Unit.The_File);
SparkMakeDebug.Report_Text_E_Text (Text => "Name: ",
E_Text => The_Unit.The_Id.The_Name);
SparkMakeDebug.Report_Text (Text => "Kind: " & Kind'Image (The_Unit.The_Id.The_Kind));
SparkMakeDebug.Report_List (Text => "The withed units: ",
List => The_Unit.The_Withed_Units);
SparkMakeDebug.Report_List (Text => "The inherited units: ",
List => The_Unit.The_Inherited_Units);
end if;
end Output_Object;
-----------------------------------------------------------------------------
procedure Output_Id (The_Unit : in Id) is
--# hide Output_Id;
begin
SparkMakeDebug.Report_Text (Text => "Unit debug:");
SparkMakeDebug.Report_Cond_Text (Cond => The_Unit = Null_Id,
True_Text => "Id is null",
False_Text => "Id details below");
if The_Unit /= Null_Id then
SparkMakeDebug.Report_Text_E_Text (Text => "Name: ",
E_Text => The_Unit.The_Name);
SparkMakeDebug.Report_Text (Text => "Kind: " & Kind'Image (The_Unit.The_Kind));
end if;
end Output_Id;
end Unit;
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