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------------------------------------------------------------------------------
-- --
-- GNAT SYSTEM UTILITIES --
-- --
-- X S N A M E S --
-- --
-- B o d y --
-- --
-- $Revision$
-- --
-- Copyright (C) 1992-2001 Free Software Foundation, Inc. --
-- --
-- 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 Soft- --
-- ware Foundation; either version 2, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT 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 GNAT; see file COPYING. If not, write --
-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
-- MA 02111-1307, USA. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
-- --
------------------------------------------------------------------------------
-- This utility is used to make a new version of the Snames package when
-- new names are added to the spec, the existing versions of snames.ads and
-- snames.adb are read, and updated to match the set of names in snames.ads.
-- The updated versions are written to snames.ns and snames.nb (new spec/body)
with Ada.Strings.Unbounded; use Ada.Strings.Unbounded;
with Ada.Strings.Unbounded.Text_IO; use Ada.Strings.Unbounded.Text_IO;
with Ada.Strings.Maps; use Ada.Strings.Maps;
with Ada.Strings.Maps.Constants; use Ada.Strings.Maps.Constants;
with Ada.Text_IO; use Ada.Text_IO;
with GNAT.Spitbol; use GNAT.Spitbol;
with GNAT.Spitbol.Patterns; use GNAT.Spitbol.Patterns;
procedure XSnames is
InB : File_Type;
InS : File_Type;
OutS : File_Type;
OutB : File_Type;
A, B : VString := Nul;
Line : VString := Nul;
Name : VString := Nul;
Name1 : VString := Nul;
Oldrev : VString := Nul;
Oname : VString := Nul;
Oval : VString := Nul;
Restl : VString := Nul;
Specrev : VString := Nul;
Tdigs : Pattern := Any (Decimal_Digit_Set) &
Any (Decimal_Digit_Set) &
Any (Decimal_Digit_Set);
Get_Srev : Pattern := BreakX ('$') & "$Rev" & "ision: "
& Break (' ') * Specrev;
Get_Orev : Pattern := (BreakX ('$') & "$Rev" & "ision: "
& Break ('.') & '.') * A
& Break (' ') * Oldrev & ' ';
Name_Ref : Pattern := Span (' ') * A & Break (' ') * Name
& Span (' ') * B
& ": constant Name_Id := N + " & Tdigs
& ';' & Rest * Restl;
Get_Name : Pattern := "Name_" & Rest * Name1;
Chk_Low : Pattern := Pos (0) & Any (Lower_Set) & Rest & Pos (1);
Findu : Pattern := Span ('u') * A;
Val : Natural;
Xlate_U_Und : Character_Mapping := To_Mapping ("u", "_");
M : Match_Result;
begin
Open (InB, In_File, "snames.adb");
Open (InS, In_File, "snames.ads");
Create (OutS, Out_File, "snames.ns");
Create (OutB, Out_File, "snames.nb");
Anchored_Mode := True;
Oname := Nul;
Val := 0;
loop
Line := Get_Line (InS);
Put_Line (OutS, Line);
exit when not Match (Line, Get_Srev);
end loop;
loop
Line := Get_Line (InB);
exit when Match (Line, Get_Orev);
Put_Line (OutB, Line);
end loop;
Line := A & (Natural'Value (S (Oldrev)) + 1) & " $";
Line := Rpad (Line, 76) & "--";
Put_Line (OutB, Line);
loop
Line := Get_Line (InB);
exit when Match (Line, " Preset_Names");
Put_Line (OutB, Line);
end loop;
Put_Line (OutB, Line);
LoopN : while not End_Of_File (InS) loop
Line := Get_Line (InS);
if not Match (Line, Name_Ref) then
Put_Line (OutS, Line);
else
Oval := Lpad (V (Val), 3, '0');
if Match (Name, "Last_") then
Oval := Lpad (V (Val - 1), 3, '0');
end if;
Put_Line
(OutS, A & Name & B & ": constant Name_Id := N + "
& Oval & ';' & Restl);
if Match (Name, Get_Name) then
Name := Name1;
Val := Val + 1;
if Match (Name, Findu, M) then
Replace (M, Translate (A, Xlate_U_Und));
Translate (Name, Lower_Case_Map);
elsif not Match (Name, "Op_", "") then
Translate (Name, Lower_Case_Map);
else
Name := 'O' & Translate (Name, Lower_Case_Map);
end if;
if Name = "error" then
Name := V ("<error>");
end if;
if not Match (Name, Chk_Low) then
Put_Line (OutB, " """ & Name & "#"" &");
end if;
end if;
end if;
end loop LoopN;
loop
Line := Get_Line (InB);
exit when Match (Line, " ""#"";");
end loop;
Put_Line (OutB, Line);
while not End_Of_File (InB) loop
Put_Line (OutB, Get_Line (InB));
end loop;
Put_Line (OutB, "-- Updated to match snames.ads revision " & Specrev);
end XSnames;
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