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- ------------------------------------------------------------------------------
- -- --
- -- GNU ADA RUNTIME LIBRARY (GNARL) COMPONENTS --
- -- --
- -- S Y S T E M . S T R I N G _ O P S --
- -- --
- -- B o d y --
- -- --
- -- $Revision: 1.4 $ --
- -- --
- -- Copyright (c) 1992,1993,1994 NYU, All Rights Reserved --
- -- --
- -- The GNAT library is free software; you can redistribute it and/or modify --
- -- it under terms of the GNU Library General Public License as published by --
- -- the Free Software Foundation; either version 2, or (at your option) any --
- -- later version. The GNAT library is distributed in the hope that it will --
- -- be useful, but WITHOUT ANY WARRANTY; without even the implied warranty --
- -- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
- -- Library General Public License for more details. You should have --
- -- received a copy of the GNU Library General Public License along with --
- -- the GNAT library; see the file COPYING.LIB. If not, write to the Free --
- -- Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. --
- -- --
- ------------------------------------------------------------------------------
-
- package body System.String_Ops is
-
- ----------------
- -- Str_Concat --
- ----------------
-
- function Str_Concat (X, Y : String) return String is
- begin
- if X'Length <= 0 then
- return Y;
-
- else
- declare
- L : constant Natural := X'Length + Y'Length;
- R : String (X'First .. X'First + L - 1);
-
- begin
- R (X'Range) := X;
- R (X'First + X'Length .. R'Last) := Y;
- return R;
- end;
- end if;
- end Str_Concat;
-
- ---------------
- -- Str_Equal --
- ---------------
-
- function Str_Equal (A, B : String) return Boolean is
- begin
- if A'Length /= B'Length then
- return False;
-
- else
- for J in A'Range loop
- if A (J) /= B (J + (B'First - A'First)) then
- return False;
- end if;
- end loop;
-
- return True;
- end if;
- end Str_Equal;
-
- end System.String_Ops;
-