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Diffstat (limited to 'gcc/ada/g-bubsor.adb')
| -rw-r--r-- | gcc/ada/g-bubsor.adb | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/gcc/ada/g-bubsor.adb b/gcc/ada/g-bubsor.adb new file mode 100644 index 00000000000..5c0b7c722c8 --- /dev/null +++ b/gcc/ada/g-bubsor.adb @@ -0,0 +1,58 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUNTIME COMPONENTS -- +-- -- +-- G N A T . B U B B L E _ S O R T _ A -- +-- -- +-- B o d y -- +-- -- +-- Copyright (C) 1995-2002 Ada Core Technologies, 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, 59 Temple Place - Suite 330, Boston, -- +-- MA 02111-1307, 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. -- +-- -- +------------------------------------------------------------------------------ + +package body GNAT.Bubble_Sort is + + ---------- + -- Sort -- + ---------- + + procedure Sort (N : Natural; Xchg : Xchg_Procedure; Lt : Lt_Function) is + Switched : Boolean; + + begin + loop + Switched := False; + + for J in 1 .. N - 1 loop + if Lt (J + 1, J) then + Xchg (J, J + 1); + Switched := True; + end if; + end loop; + + exit when not Switched; + end loop; + end Sort; + +end GNAT.Bubble_Sort; |