X-Git-Url: https://oss.titaniummirror.com/gitweb/?a=blobdiff_plain;f=gcc%2Fada%2Fi-cstrea.adb;fp=gcc%2Fada%2Fi-cstrea.adb;h=0000000000000000000000000000000000000000;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=fd285c0b475dc4ba6cac669f55c6c327c92c2e0d;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git

diff --git a/gcc/ada/i-cstrea.adb b/gcc/ada/i-cstrea.adb
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-------------------------------------------------------------------------------
---                                                                          --
---                         GNAT COMPILER COMPONENTS                         --
---                                                                          --
---                 I N T E R F A C E S . C _ S T R E A M S                  --
---                                                                          --
---                                 B o d y                                  --
---                                                                          --
---                            $Revision: 1.1.16.1 $
---                                                                          --
---          Copyright (C) 1996-2001 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.      --
---                                                                          --
-------------------------------------------------------------------------------
-
---  This is the default version which just calls the C versions directly
---  Note: the reason that we provide for specialization here is that on
---  some systems, notably VMS, we may need to worry about buffering.
-
-with Unchecked_Conversion;
-
-package body Interfaces.C_Streams is
-
-   ------------
-   -- fread --
-   ------------
-
-   function fread
-     (buffer : voids;
-      size   : size_t;
-      count  : size_t;
-      stream : FILEs)
-      return   size_t
-   is
-      function C_fread
-        (buffer : voids;
-         size   : size_t;
-         count  : size_t;
-         stream : FILEs)
-         return   size_t;
-      pragma Import (C, C_fread, "fread");
-
-   begin
-      return C_fread (buffer, size, count, stream);
-   end fread;
-
-   ------------
-   -- fread --
-   ------------
-
-   function fread
-     (buffer : voids;
-      index  : size_t;
-      size   : size_t;
-      count  : size_t;
-      stream : FILEs)
-      return   size_t
-   is
-      function C_fread
-        (buffer : voids;
-         size   : size_t;
-         count  : size_t;
-         stream : FILEs)
-         return   size_t;
-      pragma Import (C, C_fread, "fread");
-
-      type Byte_Buffer is array (0 .. size_t'Last / 2 - 1) of Unsigned_8;
-      --  This should really be 0 .. size_t'last, but there is a problem
-      --  in gigi in handling such types (introduced in GCC 3 Sep 2001)
-      --  since the size in bytes of this array overflows ???
-
-      type Acc_Bytes is access all Byte_Buffer;
-
-      function To_Acc_Bytes is new Unchecked_Conversion (voids, Acc_Bytes);
-
-   begin
-      return C_fread
-        (To_Acc_Bytes (buffer) (index * size)'Address, size, count, stream);
-   end fread;
-
-   ------------
-   -- fwrite --
-   ------------
-
-   function fwrite
-     (buffer : voids;
-      size   : size_t;
-      count  : size_t;
-      stream : FILEs)
-      return   size_t
-   is
-      function C_fwrite
-        (buffer : voids;
-         size   : size_t;
-         count  : size_t;
-         stream : FILEs)
-         return   size_t;
-      pragma Import (C, C_fwrite, "fwrite");
-
-   begin
-      return C_fwrite (buffer, size, count, stream);
-   end fwrite;
-
-   -------------
-   -- setvbuf --
-   -------------
-
-   function setvbuf
-     (stream : FILEs;
-      buffer : chars;
-      mode   : int;
-      size   : size_t)
-      return   int
-   is
-      function C_setvbuf
-        (stream : FILEs;
-         buffer : chars;
-         mode   : int;
-         size   : size_t)
-         return   int;
-      pragma Import (C, C_setvbuf, "setvbuf");
-
-   begin
-      return C_setvbuf (stream, buffer, mode, size);
-   end setvbuf;
-
-end Interfaces.C_Streams;