gcc/ada/a-strsea.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --                   A D A . S T R I N G S . 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.Fixed. They
  35 --  are separated out because they are shared by Ada.Strings.Bounded and
  36 --  Ada.Strings.Unbounded, and we don't want to drag other irrelevant stuff
  37 --  from Ada.Strings.Fixed when using the other two packages. We make this
  38 --  a private package, since user programs should access these subprograms
  39 --  via one of the standard string packages.
  40
  41 with Ada.Strings.Maps;
  42
  43 private package Ada.Strings.Search is
  44 pragma Preelaborate (Search);
  45
  46    function Index
  47      (Source   : in String;
  48       Pattern  : in String;
  49       Going    : in Direction := Forward;
  50       Mapping  : in Maps.Character_Mapping := Maps.Identity)
  51       return     Natural;
  52
  53    function Index
  54      (Source   : in String;
  55       Pattern  : in String;
  56       Going    : in Direction := Forward;
  57       Mapping  : in Maps.Character_Mapping_Function)
  58       return     Natural;
  59
  60    function Index
  61      (Source : in String;
  62       Set    : in Maps.Character_Set;
  63       Test   : in Membership := Inside;
  64       Going  : in Direction  := Forward)
  65       return   Natural;
  66
  67    function Index_Non_Blank
  68      (Source : in String;
  69       Going  : in Direction := Forward)
  70       return   Natural;
  71
  72    function Count
  73      (Source   : in String;
  74       Pattern  : in String;
  75       Mapping  : in Maps.Character_Mapping := Maps.Identity)
  76       return     Natural;
  77
  78    function Count
  79      (Source   : in String;
  80       Pattern  : in String;
  81       Mapping  : in Maps.Character_Mapping_Function)
  82       return     Natural;
  83
  84    function Count
  85      (Source   : in String;
  86       Set      : in Maps.Character_Set)
  87       return     Natural;
  88
  89
  90    procedure Find_Token
  91      (Source : in String;
  92       Set    : in Maps.Character_Set;
  93       Test   : in Membership;
  94       First  : out Positive;
  95       Last   : out Natural);
  96
  97 end Ada.Strings.Search;