| 1 |
706 |
jeremybenn |
------------------------------------------------------------------------------
|
| 2 |
|
|
-- --
|
| 3 |
|
|
-- GNAT COMPILER COMPONENTS --
|
| 4 |
|
|
-- --
|
| 5 |
|
|
-- V A L I D S W --
|
| 6 |
|
|
-- --
|
| 7 |
|
|
-- B o d y --
|
| 8 |
|
|
-- --
|
| 9 |
|
|
-- Copyright (C) 2001-2007, Free Software Foundation, Inc. --
|
| 10 |
|
|
-- --
|
| 11 |
|
|
-- GNAT is free software; you can redistribute it and/or modify it under --
|
| 12 |
|
|
-- terms of the GNU General Public License as published by the Free Soft- --
|
| 13 |
|
|
-- ware Foundation; either version 3, or (at your option) any later ver- --
|
| 14 |
|
|
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
|
| 15 |
|
|
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
|
| 16 |
|
|
-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
|
| 17 |
|
|
-- for more details. You should have received a copy of the GNU General --
|
| 18 |
|
|
-- Public License distributed with GNAT; see file COPYING3. If not, go to --
|
| 19 |
|
|
-- http://www.gnu.org/licenses for a complete copy of the license. --
|
| 20 |
|
|
-- --
|
| 21 |
|
|
-- GNAT was originally developed by the GNAT team at New York University. --
|
| 22 |
|
|
-- Extensive contributions were provided by Ada Core Technologies Inc. --
|
| 23 |
|
|
-- --
|
| 24 |
|
|
------------------------------------------------------------------------------
|
| 25 |
|
|
|
| 26 |
|
|
with Opt; use Opt;
|
| 27 |
|
|
|
| 28 |
|
|
package body Validsw is
|
| 29 |
|
|
|
| 30 |
|
|
----------------------------------
|
| 31 |
|
|
-- Reset_Validity_Check_Options --
|
| 32 |
|
|
----------------------------------
|
| 33 |
|
|
|
| 34 |
|
|
procedure Reset_Validity_Check_Options is
|
| 35 |
|
|
begin
|
| 36 |
|
|
Validity_Check_Components := False;
|
| 37 |
|
|
Validity_Check_Copies := False;
|
| 38 |
|
|
Validity_Check_Default := True;
|
| 39 |
|
|
Validity_Check_Floating_Point := False;
|
| 40 |
|
|
Validity_Check_In_Out_Params := False;
|
| 41 |
|
|
Validity_Check_In_Params := False;
|
| 42 |
|
|
Validity_Check_Operands := False;
|
| 43 |
|
|
Validity_Check_Returns := False;
|
| 44 |
|
|
Validity_Check_Subscripts := False;
|
| 45 |
|
|
Validity_Check_Tests := False;
|
| 46 |
|
|
end Reset_Validity_Check_Options;
|
| 47 |
|
|
|
| 48 |
|
|
---------------------------------
|
| 49 |
|
|
-- Save_Validity_Check_Options --
|
| 50 |
|
|
---------------------------------
|
| 51 |
|
|
|
| 52 |
|
|
procedure Save_Validity_Check_Options
|
| 53 |
|
|
(Options : out Validity_Check_Options)
|
| 54 |
|
|
is
|
| 55 |
|
|
P : Natural := 0;
|
| 56 |
|
|
|
| 57 |
|
|
procedure Add (C : Character; S : Boolean);
|
| 58 |
|
|
-- Add given character C to string if switch S is true
|
| 59 |
|
|
|
| 60 |
|
|
procedure Add (C : Character; S : Boolean) is
|
| 61 |
|
|
begin
|
| 62 |
|
|
if S then
|
| 63 |
|
|
P := P + 1;
|
| 64 |
|
|
Options (P) := C;
|
| 65 |
|
|
end if;
|
| 66 |
|
|
end Add;
|
| 67 |
|
|
|
| 68 |
|
|
-- Start of processing for Save_Validity_Check_Options
|
| 69 |
|
|
|
| 70 |
|
|
begin
|
| 71 |
|
|
for K in Options'Range loop
|
| 72 |
|
|
Options (K) := ' ';
|
| 73 |
|
|
end loop;
|
| 74 |
|
|
|
| 75 |
|
|
Add ('n', not Validity_Check_Default);
|
| 76 |
|
|
|
| 77 |
|
|
Add ('c', Validity_Check_Copies);
|
| 78 |
|
|
Add ('e', Validity_Check_Components);
|
| 79 |
|
|
Add ('f', Validity_Check_Floating_Point);
|
| 80 |
|
|
Add ('i', Validity_Check_In_Params);
|
| 81 |
|
|
Add ('m', Validity_Check_In_Out_Params);
|
| 82 |
|
|
Add ('o', Validity_Check_Operands);
|
| 83 |
|
|
Add ('r', Validity_Check_Returns);
|
| 84 |
|
|
Add ('s', Validity_Check_Subscripts);
|
| 85 |
|
|
Add ('t', Validity_Check_Tests);
|
| 86 |
|
|
end Save_Validity_Check_Options;
|
| 87 |
|
|
|
| 88 |
|
|
----------------------------------------
|
| 89 |
|
|
-- Set_Default_Validity_Check_Options --
|
| 90 |
|
|
----------------------------------------
|
| 91 |
|
|
|
| 92 |
|
|
procedure Set_Default_Validity_Check_Options is
|
| 93 |
|
|
begin
|
| 94 |
|
|
Reset_Validity_Check_Options;
|
| 95 |
|
|
Set_Validity_Check_Options ("d");
|
| 96 |
|
|
end Set_Default_Validity_Check_Options;
|
| 97 |
|
|
|
| 98 |
|
|
--------------------------------
|
| 99 |
|
|
-- Set_Validity_Check_Options --
|
| 100 |
|
|
--------------------------------
|
| 101 |
|
|
|
| 102 |
|
|
-- Version used when no error checking is required
|
| 103 |
|
|
|
| 104 |
|
|
procedure Set_Validity_Check_Options (Options : String) is
|
| 105 |
|
|
OK : Boolean;
|
| 106 |
|
|
EC : Natural;
|
| 107 |
|
|
pragma Warnings (Off, OK);
|
| 108 |
|
|
pragma Warnings (Off, EC);
|
| 109 |
|
|
begin
|
| 110 |
|
|
Set_Validity_Check_Options (Options, OK, EC);
|
| 111 |
|
|
end Set_Validity_Check_Options;
|
| 112 |
|
|
|
| 113 |
|
|
-- Normal version with error checking
|
| 114 |
|
|
|
| 115 |
|
|
procedure Set_Validity_Check_Options
|
| 116 |
|
|
(Options : String;
|
| 117 |
|
|
OK : out Boolean;
|
| 118 |
|
|
Err_Col : out Natural)
|
| 119 |
|
|
is
|
| 120 |
|
|
J : Natural;
|
| 121 |
|
|
C : Character;
|
| 122 |
|
|
|
| 123 |
|
|
begin
|
| 124 |
|
|
J := Options'First;
|
| 125 |
|
|
while J <= Options'Last loop
|
| 126 |
|
|
C := Options (J);
|
| 127 |
|
|
J := J + 1;
|
| 128 |
|
|
|
| 129 |
|
|
-- Turn on validity checking (gets turned off by Vn)
|
| 130 |
|
|
|
| 131 |
|
|
Validity_Checks_On := True;
|
| 132 |
|
|
|
| 133 |
|
|
case C is
|
| 134 |
|
|
|
| 135 |
|
|
when 'c' =>
|
| 136 |
|
|
Validity_Check_Copies := True;
|
| 137 |
|
|
|
| 138 |
|
|
when 'd' =>
|
| 139 |
|
|
Validity_Check_Default := True;
|
| 140 |
|
|
|
| 141 |
|
|
when 'e' =>
|
| 142 |
|
|
Validity_Check_Components := True;
|
| 143 |
|
|
|
| 144 |
|
|
when 'f' =>
|
| 145 |
|
|
Validity_Check_Floating_Point := True;
|
| 146 |
|
|
|
| 147 |
|
|
when 'i' =>
|
| 148 |
|
|
Validity_Check_In_Params := True;
|
| 149 |
|
|
|
| 150 |
|
|
when 'm' =>
|
| 151 |
|
|
Validity_Check_In_Out_Params := True;
|
| 152 |
|
|
|
| 153 |
|
|
when 'o' =>
|
| 154 |
|
|
Validity_Check_Operands := True;
|
| 155 |
|
|
|
| 156 |
|
|
when 'p' =>
|
| 157 |
|
|
Validity_Check_Parameters := True;
|
| 158 |
|
|
|
| 159 |
|
|
when 'r' =>
|
| 160 |
|
|
Validity_Check_Returns := True;
|
| 161 |
|
|
|
| 162 |
|
|
when 's' =>
|
| 163 |
|
|
Validity_Check_Subscripts := True;
|
| 164 |
|
|
|
| 165 |
|
|
when 't' =>
|
| 166 |
|
|
Validity_Check_Tests := True;
|
| 167 |
|
|
|
| 168 |
|
|
when 'C' =>
|
| 169 |
|
|
Validity_Check_Copies := False;
|
| 170 |
|
|
|
| 171 |
|
|
when 'D' =>
|
| 172 |
|
|
Validity_Check_Default := False;
|
| 173 |
|
|
|
| 174 |
|
|
when 'E' =>
|
| 175 |
|
|
Validity_Check_Components := False;
|
| 176 |
|
|
|
| 177 |
|
|
when 'I' =>
|
| 178 |
|
|
Validity_Check_In_Params := False;
|
| 179 |
|
|
|
| 180 |
|
|
when 'F' =>
|
| 181 |
|
|
Validity_Check_Floating_Point := False;
|
| 182 |
|
|
|
| 183 |
|
|
when 'M' =>
|
| 184 |
|
|
Validity_Check_In_Out_Params := False;
|
| 185 |
|
|
|
| 186 |
|
|
when 'O' =>
|
| 187 |
|
|
Validity_Check_Operands := False;
|
| 188 |
|
|
|
| 189 |
|
|
when 'P' =>
|
| 190 |
|
|
Validity_Check_Parameters := False;
|
| 191 |
|
|
|
| 192 |
|
|
when 'R' =>
|
| 193 |
|
|
Validity_Check_Returns := False;
|
| 194 |
|
|
|
| 195 |
|
|
when 'S' =>
|
| 196 |
|
|
Validity_Check_Subscripts := False;
|
| 197 |
|
|
|
| 198 |
|
|
when 'T' =>
|
| 199 |
|
|
Validity_Check_Tests := False;
|
| 200 |
|
|
|
| 201 |
|
|
when 'a' =>
|
| 202 |
|
|
Validity_Check_Components := True;
|
| 203 |
|
|
Validity_Check_Copies := True;
|
| 204 |
|
|
Validity_Check_Default := True;
|
| 205 |
|
|
Validity_Check_Floating_Point := True;
|
| 206 |
|
|
Validity_Check_In_Out_Params := True;
|
| 207 |
|
|
Validity_Check_In_Params := True;
|
| 208 |
|
|
Validity_Check_Operands := True;
|
| 209 |
|
|
Validity_Check_Parameters := True;
|
| 210 |
|
|
Validity_Check_Returns := True;
|
| 211 |
|
|
Validity_Check_Subscripts := True;
|
| 212 |
|
|
Validity_Check_Tests := True;
|
| 213 |
|
|
|
| 214 |
|
|
when 'n' =>
|
| 215 |
|
|
Validity_Check_Components := False;
|
| 216 |
|
|
Validity_Check_Copies := False;
|
| 217 |
|
|
Validity_Check_Default := False;
|
| 218 |
|
|
Validity_Check_Floating_Point := False;
|
| 219 |
|
|
Validity_Check_In_Out_Params := False;
|
| 220 |
|
|
Validity_Check_In_Params := False;
|
| 221 |
|
|
Validity_Check_Operands := False;
|
| 222 |
|
|
Validity_Check_Parameters := False;
|
| 223 |
|
|
Validity_Check_Returns := False;
|
| 224 |
|
|
Validity_Check_Subscripts := False;
|
| 225 |
|
|
Validity_Check_Tests := False;
|
| 226 |
|
|
Validity_Checks_On := False;
|
| 227 |
|
|
|
| 228 |
|
|
when ' ' =>
|
| 229 |
|
|
null;
|
| 230 |
|
|
|
| 231 |
|
|
when others =>
|
| 232 |
|
|
OK := False;
|
| 233 |
|
|
Err_Col := J - 1;
|
| 234 |
|
|
return;
|
| 235 |
|
|
end case;
|
| 236 |
|
|
end loop;
|
| 237 |
|
|
|
| 238 |
|
|
OK := True;
|
| 239 |
|
|
Err_Col := Options'Last + 1;
|
| 240 |
|
|
end Set_Validity_Check_Options;
|
| 241 |
|
|
|
| 242 |
|
|
end Validsw;
|
