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Diffstat (limited to 'gcc/ada/a-secain.adb')
| -rw-r--r-- | gcc/ada/a-secain.adb | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/gcc/ada/a-secain.adb b/gcc/ada/a-secain.adb new file mode 100644 index 00000000000..052632b3226 --- /dev/null +++ b/gcc/ada/a-secain.adb @@ -0,0 +1,70 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT LIBRARY COMPONENTS -- +-- -- +-- ADA.STRINGS.EQUAL_CASE_INSENSITIVE -- +-- -- +-- B o d y -- +-- -- +-- Copyright (C) 2004 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 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. -- +-- -- +-- This unit was originally developed by Matthew J Heaney. -- +------------------------------------------------------------------------------ + +with Ada.Characters.Handling; use Ada.Characters.Handling; + +function Ada.Strings.Equal_Case_Insensitive + (Left, Right : String) return Boolean +is + LI : Integer := Left'First; + RI : Integer := Right'First; + +begin + if Left'Length /= Right'Length then + return False; + end if; + + if Left'Length = 0 then + return True; + end if; + + loop + if To_Lower (Left (LI)) /= To_Lower (Right (RI)) then + return False; + end if; + + if LI = Left'Last then + return True; + end if; + + LI := LI + 1; + RI := RI + 1; + end loop; +end Ada.Strings.Equal_Case_Insensitive; + + + + + |