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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [ada/] [i-cstrin.ads] - Rev 714
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------------------------------------------------------------------------------ -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- I N T E R F A C E S . C . S T R I N G S -- -- -- -- S p e c -- -- -- -- Copyright (C) 1993-2010, Free Software Foundation, Inc. -- -- -- -- This specification is derived from the Ada Reference Manual for use with -- -- GNAT. The copyright notice above, and the license provisions that follow -- -- apply solely to the contents of the part following the private keyword. -- -- -- -- 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 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. -- -- -- -- 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. -- -- -- ------------------------------------------------------------------------------ package Interfaces.C.Strings is pragma Preelaborate; type char_array_access is access all char_array; for char_array_access'Size use System.Parameters.ptr_bits; pragma No_Strict_Aliasing (char_array_access); -- Since this type is used for external interfacing, with the pointer -- coming from who knows where, it seems a good idea to turn off any -- strict aliasing assumptions for this type. type chars_ptr is private; pragma Preelaborable_Initialization (chars_ptr); type chars_ptr_array is array (size_t range <>) of aliased chars_ptr; Null_Ptr : constant chars_ptr; function To_Chars_Ptr (Item : char_array_access; Nul_Check : Boolean := False) return chars_ptr; function New_Char_Array (Chars : char_array) return chars_ptr; function New_String (Str : String) return chars_ptr; procedure Free (Item : in out chars_ptr); Dereference_Error : exception; function Value (Item : chars_ptr) return char_array; function Value (Item : chars_ptr; Length : size_t) return char_array; function Value (Item : chars_ptr) return String; function Value (Item : chars_ptr; Length : size_t) return String; function Strlen (Item : chars_ptr) return size_t; procedure Update (Item : chars_ptr; Offset : size_t; Chars : char_array; Check : Boolean := True); procedure Update (Item : chars_ptr; Offset : size_t; Str : String; Check : Boolean := True); Update_Error : exception; private type chars_ptr is access all Character; for chars_ptr'Size use System.Parameters.ptr_bits; pragma No_Strict_Aliasing (chars_ptr); -- Since this type is used for external interfacing, with the pointer -- coming from who knows where, it seems a good idea to turn off any -- strict aliasing assumptions for this type. Null_Ptr : constant chars_ptr := null; end Interfaces.C.Strings;
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