1 ------------------------------------------------------------------------------
3 -- GNAT RUN-TIME COMPONENTS --
5 -- S Y S T E M . D I M --
9 -- Copyright (C) 2012, Free Software Foundation, Inc. --
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. --
18 -- As a special exception under Section 7 of GPL version 3, you are granted --
19 -- additional permissions described in the GCC Runtime Library Exception, --
20 -- version 3.1, as published by the Free Software Foundation. --
22 -- You should have received a copy of the GNU General Public License and --
23 -- a copy of the GCC Runtime Library Exception along with this program; --
24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
25 -- <http://www.gnu.org/licenses/>. --
27 -- GNAT was originally developed by the GNAT team at New York University. --
28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
30 ------------------------------------------------------------------------------
32 -- Defines the dimension terminology
34 ---------------------------
35 -- Dimension Terminology --
36 ---------------------------
40 -- A dimensioned type is a type (more accurately a first subtype) to which
41 -- the aspect Dimension_System applies to.
43 -- type Mks_Type is new Long_Long_Float
45 -- Dimension_System => ((Meter, 'm'),
53 -- 'm' is the symbolic name of dimension Meter
55 -- * Dimensioned subtype
57 -- A dimensioned subtype is a subtype directly defined from the dimensioned
58 -- type and to which the aspect Dimension applies to.
60 -- subtype Length is Mks_Type
66 -- 'm' is the symbolic name of dimensioned subtype Length