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) 1992-2005, 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,  51  Franklin  Street,  Fifth  Floor, --
  20 -- Boston, MA 02110-1301, 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;
  45
  46    function Index
  47      (Source  : String;
  48       Pattern : String;
  49       Going   : Direction := Forward;
  50       Mapping : Maps.Character_Mapping := Maps.Identity) return Natural;
  51
  52    function Index
  53      (Source  : String;
  54       Pattern : String;
  55       Going   : Direction := Forward;
  56       Mapping : Maps.Character_Mapping_Function) return Natural;
  57
  58    function Index
  59      (Source : String;
  60       Set    : Maps.Character_Set;
  61       Test   : Membership := Inside;
  62       Going  : Direction  := Forward) return Natural;
  63
  64    function Index
  65      (Source  : String;
  66       Pattern : String;
  67       From    : Positive;
  68       Going   : Direction := Forward;
  69       Mapping : Maps.Character_Mapping := Maps.Identity) return Natural;
  70
  71    function Index
  72      (Source  : String;
  73       Pattern : String;
  74       From    : Positive;
  75       Going   : Direction := Forward;
  76       Mapping : Maps.Character_Mapping_Function) return Natural;
  77
  78    function Index
  79      (Source  : String;
  80       Set     : Maps.Character_Set;
  81       From    : Positive;
  82       Test    : Membership := Inside;
  83       Going   : Direction := Forward) return Natural;
  84
  85    function Index_Non_Blank
  86      (Source : String;
  87       Going  : Direction := Forward) return Natural;
  88
  89    function Index_Non_Blank
  90      (Source : String;
  91       From   : Positive;
  92       Going  : Direction := Forward) return Natural;
  93
  94    function Count
  95      (Source  : String;
  96       Pattern : String;
  97       Mapping : Maps.Character_Mapping := Maps.Identity) return Natural;
  98
  99    function Count
 100      (Source  : String;
 101       Pattern : String;
 102       Mapping : Maps.Character_Mapping_Function) return Natural;
 103
 104    function Count
 105      (Source : String;
 106       Set    : Maps.Character_Set) return Natural;
 107
 108    procedure Find_Token
 109      (Source : String;
 110       Set    : Maps.Character_Set;
 111       Test   : Membership;
 112       First  : out Positive;
 113       Last   : out Natural);
 114
 115 end Ada.Strings.Search;