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| author | charlet <charlet@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-02-09 11:14:42 +0000 |
|---|---|---|
| committer | charlet <charlet@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-02-09 11:14:42 +0000 |
| commit | 7ce1e9473ed905b0abcbe66b2fef2c81c8e3cffa (patch) | |
| tree | fc2c56125c477bf3312555b0de2bc5a1860ba895 /gcc/ada/a-swunau.adb | |
| parent | 661a91eca8edc1eb8d2516f867db70a441df2bcf (diff) | |
| download | gcc-7ce1e9473ed905b0abcbe66b2fef2c81c8e3cffa.tar.gz | |
* a-rbtgso.adb, a-crbtgo.ads, a-crbtgo.adb, a-crbtgk.ads,
a-crbtgk.adb, a-crbltr.ads, a-coprnu.ads, a-coprnu.adb,
a-coorse.ads, a-coorse.adb, a-convec.ads, a-convec.adb,
a-contai.ads, a-coinve.ads, a-coinve.adb, a-cohata.ads,
a-cohama.ads, a-cohama.adb, a-ciorse.ads, a-ciorse.adb,
a-cihama.ads, a-cihama.adb, a-cidlli.ads, a-cidlli.adb,
a-chtgop.ads, a-chtgop.adb, a-cgcaso.ads, a-cgcaso.adb,
a-cgarso.ads, a-cgarso.adb, a-cdlili.ads, a-cdlili.adb,
a-cgaaso.adb, a-coormu.adb, a-ciormu.adb, a-cihase.adb,
a-cihase.ads, a-cohase.adb, a-cohase.ads, a-ciorma.ads,
a-coorma.ads, a-swunha.ads, a-stunha.ads, a-ciormu.ads,
a-coormu.ads, a-rbtgso.ads, a-swunha.adb, a-stunha.adb,
a-cgaaso.ads, a-ciorma.adb, a-coorma.adb, a-secain.adb,
a-secain.ads, a-slcain.ads, a-slcain.adb, a-shcain.ads,
a-shcain.adb, a-chtgke.ads, a-chtgke.adb, a-stwiha.ads,
a-stwiha.adb, a-strhas.ads, a-strhas.adb, a-chzla1.ads,
a-chzla9.ads, a-lfztio.ads, a-liztio.ads, a-llfzti.ads,
a-llizti.ads, a-sfztio.ads, a-siztio.ads, a-ssizti.ads,
a-stzbou.adb, a-stzbou.ads, a-stzfix.adb, a-stzfix.ads,
a-stzhas.adb, a-stzhas.ads, a-stzmap.adb, a-stzmap.ads,
a-stzsea.adb, a-stzsea.ads, a-stzsup.adb, a-stzsup.ads,
a-stzunb.adb, a-stzunb.ads, a-swunau.adb, a-swunau.ads,
a-szmzco.ads, a-szunau.adb, a-szunau.ads, a-szunha.adb,
a-szunha.ads, a-szuzti.adb, a-szuzti.ads, a-tiunio.ads,
a-wwunio.ads, a-ztcoau.adb, a-ztcoau.ads, a-ztcoio.adb,
a-ztcoio.ads, a-ztcstr.adb, a-ztcstr.ads, a-ztdeau.adb,
a-ztdeau.ads, a-ztdeio.adb, a-ztdeio.ads, a-ztedit.adb,
a-ztedit.ads, a-ztenau.adb, a-ztenau.ads, a-ztenio.adb,
a-ztenio.ads, a-ztexio.adb, a-ztexio.ads, a-ztfiio.adb,
a-ztfiio.ads, a-ztflau.adb, a-ztflau.ads, a-ztflio.adb,
a-ztflio.ads, a-ztgeau.adb, a-ztgeau.ads, a-ztinau.adb,
a-ztinau.ads, a-ztinio.adb, a-ztinio.ads, a-ztmoau.adb,
a-ztmoau.ads, a-ztmoio.adb, a-ztmoio.ads, a-zttest.adb,
a-zttest.ads, a-zzunio.ads: New files. Part of new Ada 2005
library.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@94764 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/ada/a-swunau.adb')
| -rw-r--r-- | gcc/ada/a-swunau.adb | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/gcc/ada/a-swunau.adb b/gcc/ada/a-swunau.adb new file mode 100644 index 00000000000..2d9a2dd0b1c --- /dev/null +++ b/gcc/ada/a-swunau.adb @@ -0,0 +1,104 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUNTIME COMPONENTS -- +-- -- +-- A D A . S T R I N G S . W I D E _ U N B O U N D E D . A U X -- +-- -- +-- B o d y -- +-- -- +-- Copyright (C) 1992-2005, 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, 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 Ada.Strings.Wide_Unbounded.Aux is + + -------------------- + -- Get_Wide_String -- + --------------------- + + function Get_Wide_String + (U : Unbounded_Wide_String) return Wide_String_Access + is + begin + if U.Last = U.Reference'Length then + return U.Reference; + + else + declare + type Unbounded_Wide_String_Access is + access all Unbounded_Wide_String; + + U_Ptr : constant Unbounded_Wide_String_Access := + U'Unrestricted_Access; + -- Unbounded_Wide_String is a controlled type which is always + -- passed by copy it is always safe to take the pointer to such + -- object here. This pointer is used to set the U.Reference value + -- which would not be possible otherwise as U is read-only. + + Old : Wide_String_Access := U.Reference; + + begin + U_Ptr.Reference := new Wide_String'(U.Reference (1 .. U.Last)); + Free (Old); + return U.Reference; + end; + end if; + end Get_Wide_String; + + --------------------- + -- Set_Wide_String -- + --------------------- + + procedure Set_Wide_String + (UP : in out Unbounded_Wide_String; + S : Wide_String) + is + begin + if UP.Last = S'Length then + UP.Reference.all := S; + + else + declare + subtype String_1 is Wide_String (1 .. S'Length); + Tmp : Wide_String_Access; + begin + Tmp := new Wide_String'(String_1 (S)); + Finalize (UP); + UP.Reference := Tmp; + UP.Last := UP.Reference'Length; + end; + end if; + end Set_Wide_String; + + procedure Set_Wide_String + (UP : in out Unbounded_Wide_String; + S : Wide_String_Access) + is + begin + Finalize (UP); + UP.Reference := S; + UP.Last := UP.Reference'Length; + end Set_Wide_String; + +end Ada.Strings.Wide_Unbounded.Aux; |