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Diffstat (limited to 'gcc-4.3.1/gcc/ada/s-string.ads')
-rwxr-xr-x | gcc-4.3.1/gcc/ada/s-string.ads | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/gcc-4.3.1/gcc/ada/s-string.ads b/gcc-4.3.1/gcc/ada/s-string.ads new file mode 100755 index 000000000..a2a04b22c --- /dev/null +++ b/gcc-4.3.1/gcc/ada/s-string.ads @@ -0,0 +1,67 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT COMPILER COMPONENTS -- +-- -- +-- S Y S T E M . S T R I N G S -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 1995-2007, Free Software Foundation, Inc. -- +-- -- +-- 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- -- +-- 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. -- +-- -- +-- 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. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- +-- -- +------------------------------------------------------------------------------ + +-- Common String access types and related subprograms + +-- Note: this package is in the System hierarchy so that it can be directly +-- be used by other predefined packages. User access to this package is via +-- a renaming of this package in GNAT.String (file g-string.ads). + +pragma Warnings (Off); +pragma Compiler_Unit; +pragma Warnings (On); + +with Ada.Unchecked_Deallocation; + +package System.Strings is + pragma Preelaborate; + + type String_Access is access all String; + -- General purpose string access type. Note that the caller is + -- responsible for freeing allocated strings to avoid memory leaks. + + procedure Free is new Ada.Unchecked_Deallocation + (Object => String, Name => String_Access); + -- This procedure is provided for freeing allocated values of type + -- String_Access. + + type String_List is array (Positive range <>) of String_Access; + type String_List_Access is access all String_List; + -- General purpose array and pointer for list of string accesses + + procedure Free (Arg : in out String_List_Access); + -- Frees the given array and all strings that its elements reference, + -- and then sets the argument to null. Provided for freeing allocated + -- values of this type. + +end System.Strings; |