-- --
-- S p e c --
-- --
--- Copyright (C) 2000-2003 Ada Core Technologies, Inc. --
+-- Copyright (C) 2000-2010, AdaCore --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
--- ware Foundation; either version 2, or (at your option) any later ver- --
+-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
--- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
--- for more details. You should have received a copy of the GNU General --
--- Public License distributed with GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
--- Boston, MA 02110-1301, USA. --
+-- or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
--- As a special exception, if other files instantiate generics from this --
--- unit, or you link this unit with other files to produce an executable, --
--- this unit does not by itself cause the resulting executable to be --
--- covered by the GNU General Public License. This exception does not --
--- however invalidate any other reasons why the executable file might be --
--- covered by the GNU Public License. --
+-- As a special exception under Section 7 of GPL version 3, you are granted --
+-- additional permissions described in the GCC Runtime Library Exception, --
+-- version 3.1, as published by the Free Software Foundation. --
+-- --
+-- You should have received a copy of the GNU General Public License and --
+-- a copy of the GCC Runtime Library Exception along with this program; --
+-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
+-- <http://www.gnu.org/licenses/>. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- procedure New_Client is
-- use GNAT;
--- procedure Add_Client_To_Database (Name : in String) is
+-- procedure Add_Client_To_Database (Name : String) is
-- begin
-- ...
-- end Add_Client_To_Database;
-- -- the HTML form) and that one of them is called "client_name".
-- if CGI.Argument_Count = 2
--- and the CGI.Key_Exists ("client_name")
+-- and then CGI.Key_Exists ("client_name")
-- then
-- Add_Client_To_Database (CGI.Value ("client_name"));
-- end if;
-- and will be raised when calling any services below (except for Ok).
Parameter_Not_Found : exception;
- -- This exception is raised when a specific parameter is not found.
+ -- This exception is raised when a specific parameter is not found
Default_Header : constant String := "Content-type: text/html";
-- This is the default header returned by Put_Header. If the CGI program
-- the exception Data_Error.
function Method return Method_Type;
- -- Returns the method used to call the CGI.
+ -- Returns the method used to call the CGI
function Metavariable
(Name : Metavariable_Name;
- Required : Boolean := False)
- return String;
+ Required : Boolean := False) return String;
-- Returns parameter Name value. Returns the null string if Name
-- environment variable is not defined or raises Data_Error if
-- Required is set to True.
function Value
(Key : String;
- Required : Boolean := False)
- return String;
+ Required : Boolean := False) return String;
-- Returns the parameter value associated to the parameter named Key.
-- If parameter does not exist, returns an empty string if Required
-- is False and raises the exception Parameter_Not_Found otherwise.
-- (i.e. Position > Argument_Count)
function Key_Exists (Key : String) return Boolean;
- -- Returns True if the parameter named Key existx and False otherwise.
+ -- Returns True if the parameter named Key exists and False otherwise
function Key (Position : Positive) return String;
-- Returns the parameter key associated with the CGI parameter number