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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [ada/] [s-crtl.ads] - Blame information for rev 706

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1 706 jeremybenn
------------------------------------------------------------------------------
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--                                                                          --
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--                        GNAT RUN-TIME COMPONENTS                          --
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--                                                                          --
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--                          S Y S T E M . C R T L                           --
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--                                                                          --
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--                                 S p e c                                  --
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--                                                                          --
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--          Copyright (C) 2003-2009, Free Software Foundation, Inc.         --
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--                                                                          --
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-- GNAT is free software;  you can  redistribute it  and/or modify it under --
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-- terms of the  GNU General Public License as published  by the Free Soft- --
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-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
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-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
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--                                                                          --
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-- As a special exception under Section 7 of GPL version 3, you are granted --
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-- additional permissions described in the GCC Runtime Library Exception,   --
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-- version 3.1, as published by the Free Software Foundation.               --
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--                                                                          --
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-- You should have received a copy of the GNU General Public License and    --
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-- a copy of the GCC Runtime Library Exception along with this program;     --
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-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
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-- <http://www.gnu.org/licenses/>.                                          --
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--                                                                          --
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-- GNAT was originally developed  by the GNAT team at  New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc.      --
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--                                                                          --
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------------------------------------------------------------------------------
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--  This package provides the low level interface to the C runtime library
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pragma Compiler_Unit;
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with System.Parameters;
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package System.CRTL is
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   pragma Preelaborate;
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   subtype chars is System.Address;
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   --  Pointer to null-terminated array of characters
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   --  Should use Interfaces.C.Strings types instead, but this causes bootstrap
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   --  issues as i-c contains Ada 2005 specific features, not compatible with
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   --  older, Ada 95-only base compilers???
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   subtype DIRs is System.Address;
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   --  Corresponds to the C type DIR*
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   subtype FILEs is System.Address;
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   --  Corresponds to the C type FILE*
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   subtype int is Integer;
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   type long is range -(2 ** (System.Parameters.long_bits - 1))
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                   .. +(2 ** (System.Parameters.long_bits - 1)) - 1;
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   subtype off_t is Long_Integer;
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   type size_t is mod 2 ** Standard'Address_Size;
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   type ssize_t is range -(2 ** (Standard'Address_Size - 1))
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                      .. +(2 ** (Standard'Address_Size - 1)) - 1;
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   type Filename_Encoding is (UTF8, ASCII_8bits, Unspecified);
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   for Filename_Encoding use (UTF8 => 0, ASCII_8bits => 1, Unspecified => 2);
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   pragma Convention (C, Filename_Encoding);
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   --  Describes the filename's encoding
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   function atoi (A : System.Address) return Integer;
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   pragma Import (C, atoi, "atoi");
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   procedure clearerr (stream : FILEs);
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   pragma Import (C, clearerr, "clearerr");
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   function dup  (handle : int) return int;
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   pragma Import (C, dup, "dup");
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   function dup2 (from, to : int) return int;
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   pragma Import (C, dup2, "dup2");
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   function fclose (stream : FILEs) return int;
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   pragma Import (C, fclose, "fclose");
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   function fdopen (handle : int; mode : chars) return FILEs;
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   pragma Import (C, fdopen, "fdopen");
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   function fflush (stream : FILEs) return int;
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   pragma Import (C, fflush, "fflush");
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   function fgetc (stream : FILEs) return int;
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   pragma Import (C, fgetc, "fgetc");
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   function fgets (strng : chars; n : int; stream : FILEs) return chars;
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   pragma Import (C, fgets, "fgets");
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   function fopen
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     (filename : chars;
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      mode     : chars;
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      encoding : Filename_Encoding := Unspecified) return FILEs;
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   pragma Import (C, fopen, "__gnat_fopen");
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   function fputc (C : int; stream : FILEs) return int;
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   pragma Import (C, fputc, "fputc");
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   function fputs (Strng : chars; Stream : FILEs) return int;
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   pragma Import (C, fputs, "fputs");
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   procedure free (Ptr : System.Address);
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   pragma Import (C, free, "free");
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   function freopen
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     (filename : chars;
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      mode     : chars;
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      stream   : FILEs;
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      encoding : Filename_Encoding := Unspecified) return FILEs;
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   pragma Import (C, freopen, "__gnat_freopen");
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   function fseek
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     (stream : FILEs;
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      offset : long;
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      origin : int) return int;
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   pragma Import (C, fseek, "fseek");
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   function ftell (stream : FILEs) return long;
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   pragma Import (C, ftell, "ftell");
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   function getenv (S : String) return System.Address;
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   pragma Import (C, getenv, "getenv");
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   function isatty (handle : int) return int;
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   pragma Import (C, isatty, "isatty");
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   function lseek (fd : int; offset : off_t; direction : int) return off_t;
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   pragma Import (C, lseek, "lseek");
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   function malloc (Size : size_t) return System.Address;
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   pragma Import (C, malloc, "malloc");
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   procedure memcpy (S1 : System.Address; S2 : System.Address; N : size_t);
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   pragma Import (C, memcpy, "memcpy");
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   procedure memmove (S1 : System.Address; S2 : System.Address; N : size_t);
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   pragma Import (C, memmove, "memmove");
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   procedure mktemp (template : chars);
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   pragma Import (C, mktemp, "mktemp");
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   function pclose (stream : System.Address) return int;
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   pragma Import (C, pclose, "pclose");
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   function popen (command, mode : System.Address) return System.Address;
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   pragma Import (C, popen, "popen");
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   function realloc
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     (Ptr : System.Address; Size : size_t) return System.Address;
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   pragma Import (C, realloc, "realloc");
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   procedure rewind (stream : FILEs);
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   pragma Import (C, rewind, "rewind");
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   function rmdir (dir_name : String) return int;
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   pragma Import (C, rmdir, "__gnat_rmdir");
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   function chdir (dir_name : String) return int;
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   pragma Import (C, chdir, "__gnat_chdir");
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   function setvbuf
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     (stream : FILEs;
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      buffer : chars;
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      mode   : int;
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      size   : size_t) return int;
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   pragma Import (C, setvbuf, "setvbuf");
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   procedure tmpnam (string : chars);
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   pragma Import (C, tmpnam, "tmpnam");
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   function tmpfile return FILEs;
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   pragma Import (C, tmpfile, "tmpfile");
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   function ungetc (c : int; stream : FILEs) return int;
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   pragma Import (C, ungetc, "ungetc");
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   function unlink (filename : chars) return int;
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   pragma Import (C, unlink, "__gnat_unlink");
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   function open (filename : chars; oflag : int) return int;
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   pragma Import (C, open, "open");
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   function close (fd : int) return int;
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   pragma Import (C, close, "close");
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   function read (fd : int; buffer : chars; count : size_t) return ssize_t;
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   pragma Import (C, read, "read");
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   function write (fd : int; buffer : chars; count : size_t) return ssize_t;
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   pragma Import (C, write, "write");
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end System.CRTL;

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