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 --          Copyright (C) 1992-1997 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 2,  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 COPYING.  If not, write --
  19 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  20 -- MA 02111-1307, USA.                                                      --
  21 --                                                                          --
  22 -- As a special exception,  if other files  instantiate  generics from this --
  23 -- unit, or you link  this unit with other files  to produce an executable, --
  24 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  25 -- covered  by the  GNU  General  Public  License.  This exception does not --
  26 -- however invalidate  any other reasons why  the executable file  might be --
  27 -- covered by the  GNU Public License.                                      --
  28 --                                                                          --
  29 -- GNAT was originally developed  by the GNAT team at  New York University. --
  30 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  31 --                                                                          --
  32 ------------------------------------------------------------------------------
  33
  34 --  This package contains the search functions from Ada.Strings.Wide_Fixed.
  35 --  They are separated out because they are shared by Ada.Strings.Wide_Bounded
  36 --  and Ada.Strings.Wide_Unbounded, and we don't want to drag other irrelevant
  37 --  stuff from Ada.Strings.Wide_Fixed when using the other two packages. We
  38 --  make this a private package, since user programs should access these
  39 --  subprograms via one of the standard string packages.
  40
  41 with Ada.Strings.Wide_Maps;
  42
  43 private package Ada.Strings.Wide_Search is
  44 pragma Preelaborate (Wide_Search);
  45
  46    function Index (Source   : in Wide_String;
  47                    Pattern  : in Wide_String;
  48                    Going    : in Direction := Forward;
  49                    Mapping  : in Wide_Maps.Wide_Character_Mapping :=
  50                                           Wide_Maps.Identity)
  51       return Natural;
  52
  53    function Index (Source   : in Wide_String;
  54                    Pattern  : in Wide_String;
  55                    Going    : in Direction := Forward;
  56                    Mapping  : in Wide_Maps.Wide_Character_Mapping_Function)
  57       return Natural;
  58
  59    function Index (Source : in Wide_String;
  60                    Set    : in Wide_Maps.Wide_Character_Set;
  61                    Test   : in Membership := Inside;
  62                    Going  : in Direction  := Forward)
  63       return Natural;
  64
  65    function Index_Non_Blank (Source : in Wide_String;
  66                              Going  : in Direction := Forward)
  67       return Natural;
  68
  69    function Count (Source   : in Wide_String;
  70                    Pattern  : in Wide_String;
  71                    Mapping  : in Wide_Maps.Wide_Character_Mapping :=
  72                                           Wide_Maps.Identity)
  73       return Natural;
  74
  75    function Count (Source   : in Wide_String;
  76                    Pattern  : in Wide_String;
  77                    Mapping  : in Wide_Maps.Wide_Character_Mapping_Function)
  78       return Natural;
  79
  80    function Count (Source   : in Wide_String;
  81                    Set      : in Wide_Maps.Wide_Character_Set)
  82       return Natural;
  83
  84
  85    procedure Find_Token (Source : in Wide_String;
  86                          Set    : in Wide_Maps.Wide_Character_Set;
  87                          Test   : in Membership;
  88                          First  : out Positive;
  89                          Last   : out Natural);
  90
  91 end Ada.Strings.Wide_Search;