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author | Dan Albert <danalbert@google.com> | 2016-02-24 13:48:45 -0800 |
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committer | Dan Albert <danalbert@google.com> | 2016-02-24 13:51:18 -0800 |
commit | b9de1157289455b0ca26daff519d4a0ddcd1fa13 (patch) | |
tree | 4c56cc0a34b91f17033a40a455f26652304f7b8d /gcc-4.8.3/gcc/ada/a-swuwti.adb | |
parent | 098157a754787181cfa10e71325832448ddcea98 (diff) | |
download | toolchain_gcc-b9de1157289455b0ca26daff519d4a0ddcd1fa13.tar.gz toolchain_gcc-b9de1157289455b0ca26daff519d4a0ddcd1fa13.tar.bz2 toolchain_gcc-b9de1157289455b0ca26daff519d4a0ddcd1fa13.zip |
Update 4.8.1 to 4.8.3.
My previous drop was the wrong version. The platform mingw is
currently using 4.8.3, not 4.8.1 (not sure how I got that wrong).
From ftp://ftp.gnu.org/gnu/gcc/gcc-4.8.3/gcc-4.8.3.tar.bz2.
Bug: http://b/26523949
Change-Id: Id85f1bdcbbaf78c7d0b5a69e74c798a08f341c35
Diffstat (limited to 'gcc-4.8.3/gcc/ada/a-swuwti.adb')
-rw-r--r-- | gcc-4.8.3/gcc/ada/a-swuwti.adb | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/gcc-4.8.3/gcc/ada/a-swuwti.adb b/gcc-4.8.3/gcc/ada/a-swuwti.adb new file mode 100644 index 000000000..65f26cd8b --- /dev/null +++ b/gcc-4.8.3/gcc/ada/a-swuwti.adb @@ -0,0 +1,161 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- ADA.STRINGS.WIDE_UNBOUNDED.WIDE_TEXT_IO -- +-- -- +-- B o d y -- +-- -- +-- Copyright (C) 1997-2009, 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 3, 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. -- +-- -- +-- As a special exception under Section 7 of GPL version 3, you are granted -- +-- additional permissions described in the GCC Runtime Library Exception, -- +-- version 3.1, as published by the Free Software Foundation. -- +-- -- +-- You should have received a copy of the GNU General Public License and -- +-- a copy of the GCC Runtime Library Exception along with this program; -- +-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- +-- <http://www.gnu.org/licenses/>. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- +-- -- +------------------------------------------------------------------------------ + +with Ada.Wide_Text_IO; use Ada.Wide_Text_IO; + +package body Ada.Strings.Wide_Unbounded.Wide_Text_IO is + + -------------- + -- Get_Line -- + -------------- + + function Get_Line return Unbounded_Wide_String is + Buffer : Wide_String (1 .. 1000); + Last : Natural; + Str1 : Wide_String_Access; + Str2 : Wide_String_Access; + Result : Unbounded_Wide_String; + + begin + Get_Line (Buffer, Last); + Str1 := new Wide_String'(Buffer (1 .. Last)); + while Last = Buffer'Last loop + Get_Line (Buffer, Last); + Str2 := new Wide_String (1 .. Str1'Last + Last); + Str2 (Str1'Range) := Str1.all; + Str2 (Str1'Last + 1 .. Str2'Last) := Buffer (1 .. Last); + Free (Str1); + Str1 := Str2; + end loop; + + Result.Reference := Str1; + Result.Last := Str1'Length; + return Result; + end Get_Line; + + function Get_Line + (File : Ada.Wide_Text_IO.File_Type) return Unbounded_Wide_String + is + Buffer : Wide_String (1 .. 1000); + Last : Natural; + Str1 : Wide_String_Access; + Str2 : Wide_String_Access; + Result : Unbounded_Wide_String; + + begin + Get_Line (File, Buffer, Last); + Str1 := new Wide_String'(Buffer (1 .. Last)); + while Last = Buffer'Last loop + Get_Line (File, Buffer, Last); + Str2 := new Wide_String (1 .. Str1'Last + Last); + Str2 (Str1'Range) := Str1.all; + Str2 (Str1'Last + 1 .. Str2'Last) := Buffer (1 .. Last); + Free (Str1); + Str1 := Str2; + end loop; + + Result.Reference := Str1; + Result.Last := Str1'Length; + return Result; + end Get_Line; + + procedure Get_Line (Item : out Unbounded_Wide_String) is + begin + Get_Line (Current_Input, Item); + end Get_Line; + + procedure Get_Line + (File : Ada.Wide_Text_IO.File_Type; + Item : out Unbounded_Wide_String) + is + begin + -- We are going to read into the string that is already there and + -- allocated. Hopefully it is big enough now, if not, we will extend + -- it in the usual manner using Realloc_For_Chunk. + + -- Make sure we start with at least 80 characters + + if Item.Reference'Last < 80 then + Realloc_For_Chunk (Item, 80); + end if; + + -- Loop to read data, filling current string as far as possible. + -- Item.Last holds the number of characters read so far. + + Item.Last := 0; + loop + Get_Line + (File, + Item.Reference (Item.Last + 1 .. Item.Reference'Last), + Item.Last); + + -- If we hit the end of the line before the end of the buffer, then + -- we are all done, and the result length is properly set. + + if Item.Last < Item.Reference'Last then + return; + end if; + + -- If not enough room, double it and keep reading + + Realloc_For_Chunk (Item, Item.Last); + end loop; + end Get_Line; + + --------- + -- Put -- + --------- + + procedure Put (U : Unbounded_Wide_String) is + begin + Put (U.Reference (1 .. U.Last)); + end Put; + + procedure Put (File : File_Type; U : Unbounded_Wide_String) is + begin + Put (File, U.Reference (1 .. U.Last)); + end Put; + + -------------- + -- Put_Line -- + -------------- + + procedure Put_Line (U : Unbounded_Wide_String) is + begin + Put_Line (U.Reference (1 .. U.Last)); + end Put_Line; + + procedure Put_Line (File : File_Type; U : Unbounded_Wide_String) is + begin + Put_Line (File, U.Reference (1 .. U.Last)); + end Put_Line; + +end Ada.Strings.Wide_Unbounded.Wide_Text_IO; |