Mercurial > hg > CbC > CbC_gcc
comparison gcc/ada/libgnat/s-sopco5.adb @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | |
| children | 84e7813d76e9 |
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| 68:561a7518be6b | 111:04ced10e8804 |
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| 1 ------------------------------------------------------------------------------ | |
| 2 -- -- | |
| 3 -- GNAT RUN-TIME COMPONENTS -- | |
| 4 -- -- | |
| 5 -- S Y S T E M . S T R I N G _ O P S _ C O N C A T _ 5 -- | |
| 6 -- -- | |
| 7 -- B o d y -- | |
| 8 -- -- | |
| 9 -- Copyright (C) 1992-2017, Free Software Foundation, Inc. -- | |
| 10 -- -- | |
| 11 -- GNAT is free software; you can redistribute it and/or modify it under -- | |
| 12 -- terms of the GNU General Public License as published by the Free Soft- -- | |
| 13 -- ware Foundation; either version 3, or (at your option) any later ver- -- | |
| 14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- | |
| 15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- | |
| 16 -- or FITNESS FOR A PARTICULAR PURPOSE. -- | |
| 17 -- -- | |
| 18 -- As a special exception under Section 7 of GPL version 3, you are granted -- | |
| 19 -- additional permissions described in the GCC Runtime Library Exception, -- | |
| 20 -- version 3.1, as published by the Free Software Foundation. -- | |
| 21 -- -- | |
| 22 -- You should have received a copy of the GNU General Public License and -- | |
| 23 -- a copy of the GCC Runtime Library Exception along with this program; -- | |
| 24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- | |
| 25 -- <http://www.gnu.org/licenses/>. -- | |
| 26 -- -- | |
| 27 -- GNAT was originally developed by the GNAT team at New York University. -- | |
| 28 -- Extensive contributions were provided by Ada Core Technologies Inc. -- | |
| 29 -- -- | |
| 30 ------------------------------------------------------------------------------ | |
| 31 | |
| 32 -- NOTE: This package is obsolescent. It is no longer used by the compiler | |
| 33 -- which now generates concatenation inline. It is retained only because | |
| 34 -- it may be used during bootstrapping using old versions of the compiler. | |
| 35 | |
| 36 pragma Compiler_Unit_Warning; | |
| 37 | |
| 38 package body System.String_Ops_Concat_5 is | |
| 39 | |
| 40 ------------------ | |
| 41 -- Str_Concat_5 -- | |
| 42 ------------------ | |
| 43 | |
| 44 function Str_Concat_5 (S1, S2, S3, S4, S5 : String) return String is | |
| 45 begin | |
| 46 if S1'Length = 0 then | |
| 47 return S2 & S3 & S4 & S5; | |
| 48 | |
| 49 else | |
| 50 declare | |
| 51 L12 : constant Natural := S1'Length + S2'Length; | |
| 52 L13 : constant Natural := L12 + S3'Length; | |
| 53 L14 : constant Natural := L13 + S4'Length; | |
| 54 L15 : constant Natural := L14 + S5'Length; | |
| 55 R : String (S1'First .. S1'First + L15 - 1); | |
| 56 | |
| 57 begin | |
| 58 R (S1'First .. S1'Last) := S1; | |
| 59 R (S1'Last + 1 .. S1'First + L12 - 1) := S2; | |
| 60 R (S1'First + L12 .. S1'First + L13 - 1) := S3; | |
| 61 R (S1'First + L13 .. S1'First + L14 - 1) := S4; | |
| 62 R (S1'First + L14 .. R'Last) := S5; | |
| 63 return R; | |
| 64 end; | |
| 65 end if; | |
| 66 end Str_Concat_5; | |
| 67 | |
| 68 end System.String_Ops_Concat_5; |