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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.
--
--=============================================================================
--------------------------------------------------------------------------------
--Synopsis: --
-- --
--Produce the banner(s) to display on the screen and in the report file --
--------------------------------------------------------------------------------
with CommandLine;
with E_Strings;
with Version;
package body Banner is
LenDateTime : constant Integer := 23;
subtype TypDateTimeRange is Integer range 1 .. LenDateTime;
subtype TypDateTime is String (TypDateTimeRange);
type Justification is (Left, Middle, Right);
-- Creates a banner line with the given text and justification.
function CreateBannerLine
(FromText : in String;
WithJustification : in Justification;
FillChar : in Character)
return TypBannerLine
is
TheLine : TypBannerLine := TypBannerLine'(TypBannerLine'First .. TypBannerLine'Last => ' ');
StartingAt : Positive;
-- Copies the Source into the Dest starting at the given location in Dest
-- Characters will be lost if Dest is not big enough.
procedure Insert (Source : in String;
Dest : in out TypBannerLine;
StartingAt : in Positive)
--# derives Dest from *,
--# Source,
--# StartingAt;
is
begin
for I in Natural range 1 .. Source'Length loop
exit when I + (StartingAt - 1) > Dest'Length;
--# assert I <= TypBannerRange'Last
--# and StartingAt <= Dest'Length
--# and I + (StartingAt - 1) <= Dest'Length;
Dest (I + (StartingAt - 1)) := Source (I);
end loop;
end Insert;
begin
-- Fill the line up with fill characters.
for I in Natural range 1 .. TheLine'Length loop
TheLine (I) := FillChar;
end loop;
case WithJustification is
when Left =>
StartingAt := 1;
when Middle =>
if TheLine'Length - FromText'Length <= 1 then
StartingAt := 1;
else
StartingAt := (TheLine'Length - FromText'Length) / 2;
end if;
when Right =>
if TheLine'Length - FromText'Length <= 0 then
StartingAt := 1;
else
StartingAt := (TheLine'Length - FromText'Length) + 1;
end if;
end case;
Insert (Source => FromText,
Dest => TheLine,
StartingAt => StartingAt);
return TheLine;
end CreateBannerLine;
function MinorSeparatorLine return TypBannerLine is
begin
return CreateBannerLine ("-", Left, '-');
end MinorSeparatorLine;
function MajorSeparatorLine return TypBannerLine is
begin
return CreateBannerLine ("=", Left, '=');
end MajorSeparatorLine;
function EndOfReportMarker return TypBannerLine is
subtype MyStringIndex is Positive range 1 .. 34;
subtype MyString is String (MyStringIndex);
Text : constant MyString := " End of Semantic Analysis Summary ";
begin
return CreateBannerLine (Text, Middle, '=');
end EndOfReportMarker;
function NameOfReport return TypBannerLine is
subtype MyStringIndex is Positive range 1 .. 25;
subtype MyString is String (MyStringIndex);
Text : constant MyString := "Semantic Analysis Summary";
begin
return CreateBannerLine (Text, Middle, ' ');
end NameOfReport;
function Copyright (J : in Justification) return TypBannerLine
--# global in CommandLine.Data;
is separate;
function Get_Version (J : in Justification) return TypBannerLine
--# global in CommandLine.Data;
is separate;
procedure DateTime (DateString : out TypDateTime)
--# derives DateString from ;
is separate;
----------------------------------------------------------------------
-- this procedure prints the top 5 banner lines to the output
procedure TopBanner (File : in SPARK_IO.File_Type)
--# global in CommandLine.Data;
--# in out SPARK_IO.File_Sys;
--# derives SPARK_IO.File_Sys from *,
--# CommandLine.Data,
--# File;
is
begin
SPARK_IO.Put_Line (File, MinorSeparatorLine, 0);
SPARK_IO.Put_Line (File, NameOfReport, 0);
SPARK_IO.Put_Line (File, Get_Version (Middle), 0);
SPARK_IO.Put_Line (File, Copyright (Middle), 0);
SPARK_IO.Put_Line (File, MinorSeparatorLine, 0);
SPARK_IO.New_Line (File, 1);
end TopBanner;
procedure ReportVersion is
begin
SPARK_IO.Put_Line (SPARK_IO.Standard_Output, Get_Version (Left), 0);
SPARK_IO.Put_Line (SPARK_IO.Standard_Output, Copyright (Left), 0);
end ReportVersion;
-------------------------------------------------------------------------
procedure FinishReport (File : in SPARK_IO.File_Type) is
begin
SPARK_IO.Put_Line (File, EndOfReportMarker, 0);
end FinishReport;
--------------------------------------------------------------------------
procedure Screen is
begin
TopBanner (SPARK_IO.Standard_Output);
end Screen;
--------------------------------------------------------------------------
procedure Report (File : in SPARK_IO.File_Type) is
DateAndTime : TypDateTime;
------------------------------------------------------------------------
procedure OutputAnalysisType (File : in SPARK_IO.File_Type)
--# global in CommandLine.Data;
--# in out SPARK_IO.File_Sys;
--# derives SPARK_IO.File_Sys from *,
--# CommandLine.Data,
--# File;
is
begin
if CommandLine.Data.AnalyseVCs then
SPARK_IO.Put_Line (File, "Verification Condition files (.vcg)", 0);
SPARK_IO.Put_Line (File, "Simplified Verification Condition files (.siv)", 0);
SPARK_IO.Put_Line (File, "Victor result files (.vct)", 0);
SPARK_IO.Put_Line (File, "Riposte result files (.rsm)", 0);
end if;
if CommandLine.Data.AnalysePFs then
SPARK_IO.Put_Line (File, "Path Function files (.pfs)", 0);
SPARK_IO.Put_Line (File, "Simplified Path Function files (.sip)", 0);
end if;
if CommandLine.Data.AnalyseProofLog then
SPARK_IO.Put_Line (File, "Proof Logs (.plg)", 0);
end if;
SPARK_IO.Put_Line (File, "Dead Path Conjecture files (.dpc)", 0);
SPARK_IO.Put_Line (File, "Summary Dead Path files (.sdp)", 0);
if not CommandLine.Data.ShortSummary then
SPARK_IO.New_Line (File, 1);
SPARK_IO.Put_Line (File, """status"" column keys:", 0);
SPARK_IO.Put_Line (File, " 1st character:", 0);
SPARK_IO.Put_Line (File, " '-' - No VC", 0);
SPARK_IO.Put_Line (File, " 'S' - No SIV", 0);
SPARK_IO.Put_Line (File, " 'U' - Undischarged", 0);
SPARK_IO.Put_Line (File, " 'E' - Proved by Examiner", 0);
SPARK_IO.Put_Line (File, " 'I' - Proved by Simplifier by Inference", 0);
SPARK_IO.Put_Line (File, " 'X' - Proved by Simplifier by Contradiction", 0);
SPARK_IO.Put_Line (File, " 'P' - Proved by Simplifier using User Defined Proof Rules", 0);
SPARK_IO.Put_Line (File, " 'V' - Proved by Victor", 0);
SPARK_IO.Put_Line (File, " 'O' - Proved by Riposte", 0);
SPARK_IO.Put_Line (File, " 'C' - Proved by Checker", 0);
SPARK_IO.Put_Line (File, " 'R' - Proved by Review", 0);
SPARK_IO.Put_Line (File, " 'F' - VC is False", 0);
SPARK_IO.Put_Line (File, " 2nd character:", 0);
SPARK_IO.Put_Line (File, " '-' - No DPC", 0);
SPARK_IO.Put_Line (File, " 'S' - No SDP", 0);
SPARK_IO.Put_Line (File, " 'U' - Unchecked", 0);
SPARK_IO.Put_Line (File, " 'D' - Dead path", 0);
SPARK_IO.Put_Line (File, " 'L' - Live path", 0);
end if;
end OutputAnalysisType;
--------------------------------------------------------------------------
begin -- Report
TopBanner (File);
-- extra lines to state what type of analysis we're doing,
-- the starting directory, and the date of generation
SPARK_IO.Put_Line (File, "Summary of:", 0);
SPARK_IO.New_Line (File, 1);
OutputAnalysisType (File);
SPARK_IO.New_Line (File, 1);
SPARK_IO.Put_Line (File, "in the directory:", 0);
if CommandLine.Data.PlainOutput then
SPARK_IO.New_Line (File, 1);
else
E_Strings.Put_Line (File => File,
E_Str => CommandLine.Data.StartDirectory);
end if;
SPARK_IO.New_Line (File, 1);
SPARK_IO.Put_String (File, "Summary produced: ", 0);
if CommandLine.Data.PlainOutput then
SPARK_IO.New_Line (File, 1);
else
DateTime (DateAndTime);
SPARK_IO.Put_Line (File, DateAndTime, 0);
end if;
SPARK_IO.New_Line (File, 1);
if CommandLine.Data.IgnoreDates then
SPARK_IO.Put_Line (File, "Ignore Dates option selected.", 0);
SPARK_IO.New_Line (File, 1);
end if;
end Report;
end Banner;
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