gcc/ada/a-stwise.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --              A D A . S T R I N G S . W I D E _ S E A R C H               --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --                            $Revision: 1.7 $                              --
  10 --                                                                          --
  11 --          Copyright (C) 1992-1997 Free Software Foundation, Inc.          --
  12 --                                                                          --
  13 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  14 -- terms of the  GNU General Public License as published  by the Free Soft- --
  15 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  16 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  17 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  18 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  19 -- for  more details.  You should have  received  a copy of the GNU General --
  20 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  21 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  22 -- MA 02111-1307, USA.                                                      --
  23 --                                                                          --
  24 -- As a special exception,  if other files  instantiate  generics from this --
  25 -- unit, or you link  this unit with other files  to produce an executable, --
  26 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  27 -- covered  by the  GNU  General  Public  License.  This exception does not --
  28 -- however invalidate  any other reasons why  the executable file  might be --
  29 -- covered by the  GNU Public License.                                      --
  30 --                                                                          --
  31 -- GNAT was originally developed  by the GNAT team at  New York University. --
  32 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
  33 --                                                                          --
  34 ------------------------------------------------------------------------------
  35
  36 --  This package contains the search functions from Ada.Strings.Wide_Fixed.
  37 --  They are separated out because they are shared by Ada.Strings.Wide_Bounded
  38 --  and Ada.Strings.Wide_Unbounded, and we don't want to drag other irrelevant
  39 --  stuff from Ada.Strings.Wide_Fixed when using the other two packages. We
  40 --  make this a private package, since user programs should access these
  41 --  subprograms via one of the standard string packages.
  42
  43 with Ada.Strings.Wide_Maps;
  44
  45 private package Ada.Strings.Wide_Search is
  46 pragma Preelaborate (Wide_Search);
  47
  48    function Index (Source   : in Wide_String;
  49                    Pattern  : in Wide_String;
  50                    Going    : in Direction := Forward;
  51                    Mapping  : in Wide_Maps.Wide_Character_Mapping :=
  52                                           Wide_Maps.Identity)
  53       return Natural;
  54
  55    function Index (Source   : in Wide_String;
  56                    Pattern  : in Wide_String;
  57                    Going    : in Direction := Forward;
  58                    Mapping  : in Wide_Maps.Wide_Character_Mapping_Function)
  59       return Natural;
  60
  61    function Index (Source : in Wide_String;
  62                    Set    : in Wide_Maps.Wide_Character_Set;
  63                    Test   : in Membership := Inside;
  64                    Going  : in Direction  := Forward)
  65       return Natural;
  66
  67    function Index_Non_Blank (Source : in Wide_String;
  68                              Going  : in Direction := Forward)
  69       return Natural;
  70
  71    function Count (Source   : in Wide_String;
  72                    Pattern  : in Wide_String;
  73                    Mapping  : in Wide_Maps.Wide_Character_Mapping :=
  74                                           Wide_Maps.Identity)
  75       return Natural;
  76
  77    function Count (Source   : in Wide_String;
  78                    Pattern  : in Wide_String;
  79                    Mapping  : in Wide_Maps.Wide_Character_Mapping_Function)
  80       return Natural;
  81
  82    function Count (Source   : in Wide_String;
  83                    Set      : in Wide_Maps.Wide_Character_Set)
  84       return Natural;
  85
  86
  87    procedure Find_Token (Source : in Wide_String;
  88                          Set    : in Wide_Maps.Wide_Character_Set;
  89                          Test   : in Membership;
  90                          First  : out Positive;
  91                          Last   : out Natural);
  92
  93 end Ada.Strings.Wide_Search;