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Diffstat (limited to 'gcc-4.8/gcc/ada/i-cstrea.adb')
| -rw-r--r-- | gcc-4.8/gcc/ada/i-cstrea.adb | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/gcc-4.8/gcc/ada/i-cstrea.adb b/gcc-4.8/gcc/ada/i-cstrea.adb deleted file mode 100644 index e072b0d41..000000000 --- a/gcc-4.8/gcc/ada/i-cstrea.adb +++ /dev/null @@ -1,137 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- 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 -- --- -- --- Copyright (C) 1996-2009, 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. -- --- -- ------------------------------------------------------------------------------- - --- 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 Ada.Unchecked_Conversion; - -package body Interfaces.C_Streams is - - use type System.CRTL.size_t; - - ---------------------------- - -- Interfaced C functions -- - ---------------------------- - - function C_fread - (buffer : voids; - size : size_t; - count : size_t; - stream : FILEs) return size_t; - pragma Import (C, C_fread, "fread"); - - function C_fwrite - (buffer : voids; - size : size_t; - count : size_t; - stream : FILEs) return size_t; - pragma Import (C, C_fwrite, "fwrite"); - - function C_setvbuf - (stream : FILEs; - buffer : chars; - mode : int; - size : size_t) return int; - pragma Import (C, C_setvbuf, "setvbuf"); - - ------------ - -- fread -- - ------------ - - function fread - (buffer : voids; - size : size_t; - count : size_t; - stream : FILEs) return size_t - is - begin - return C_fread (buffer, size, count, stream); - end fread; - - ------------ - -- fread -- - ------------ - - -- The following declarations should really be nested within fread, but - -- limitations in front end inlining make this undesirable right now ??? - - 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 Ada.Unchecked_Conversion (voids, Acc_Bytes); - - function fread - (buffer : voids; - index : size_t; - size : size_t; - count : size_t; - stream : FILEs) return size_t - is - 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 - 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 - begin - return C_setvbuf (stream, buffer, mode, size); - end setvbuf; - -end Interfaces.C_Streams; |