gcc/ada/s-crtl-vms64.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                        GNAT RUN-TIME COMPONENTS                          --
   4 --                                                                          --
   5 --                         S Y S T E M . C R T L                            --
   6 --                                                                          --
   7 --                                S p e c                                   --
   8 --                                                                          --
   9 --         Copyright (C) 2004-2005 Free Software Foundation, Inc.           --
  10 --                                                                          --
  11 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  12 -- terms of the  GNU General Public License as published  by the Free Soft- --
  13 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  14 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  15 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  16 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  17 -- for  more details.  You should have  received  a copy of the GNU General --
  18 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  19 -- to  the  Free Software Foundation,  51  Franklin  Street,  Fifth  Floor, --
  20 -- Boston, MA 02110-1301, USA.                                              --
  21 --                                                                          --
  22 -- As a special exception,  if other files  instantiate  generics from this --
  23 -- unit, or you link  this unit with other files  to produce an executable, --
  24 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  25 -- covered  by the  GNU  General  Public  License.  This exception does not --
  26 -- however invalidate  any other reasons why  the executable file  might be --
  27 -- covered by the  GNU Public License.                                      --
  28 --                                                                          --
  29 -- GNAT was originally developed  by the GNAT team at  New York University. --
  30 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  31 --                                                                          --
  32 ------------------------------------------------------------------------------
  33
  34 --  This package provides the low level interface to the C Run Time Library
  35 --  on 64 bit VMS.  Note that routines that allocate memory remain 32bit.
  36
  37 with System.Parameters;
  38
  39 package System.CRTL is
  40    pragma Preelaborate;
  41
  42    subtype chars is System.Address;
  43    --  Pointer to null-terminated array of characters
  44
  45    subtype DIRs is System.Address;
  46    --  Corresponds to the C type DIR*
  47
  48    subtype FILEs is System.Address;
  49    --  Corresponds to the C type FILE*
  50
  51    subtype int is Integer;
  52
  53    type long is range -(2 ** (System.Parameters.long_bits - 1))
  54       .. +(2 ** (System.Parameters.long_bits - 1)) - 1;
  55
  56    subtype off_t is Integer;
  57
  58    type size_t is mod 2 ** Standard'Address_Size;
  59
  60    function atoi (A : System.Address) return Integer;
  61    pragma Import (C, atoi, "decc$atoi");
  62
  63    procedure clearerr (stream : FILEs);
  64    pragma Import (C, clearerr, "decc$clearerr");
  65
  66    function closedir (directory : DIRs) return Integer;
  67    pragma Import (C, closedir, "decc$closedir");
  68
  69    function dup  (handle : int) return int;
  70    pragma Import (C, dup, "decc$dup");
  71
  72    function dup2 (from, to : int) return int;
  73    pragma Import (C, dup2, "decc$dup2");
  74
  75    function fclose (stream : FILEs) return int;
  76    pragma Import (C, fclose, "decc$fclose");
  77
  78    function fdopen (handle : int; mode : chars) return FILEs;
  79    pragma Import (C, fdopen, "decc$fdopen");
  80
  81    function fflush (stream : FILEs) return int;
  82    pragma Import (C, fflush, "decc$fflush");
  83
  84    function fgetc (stream : FILEs) return int;
  85    pragma Import (C, fgetc, "decc$fgetc");
  86
  87    function fgets (strng : chars; n : int; stream : FILEs) return chars;
  88    pragma Import (C, fgets, "decc$_fgets64");
  89
  90    function fopen (filename : chars; Mode : chars) return FILEs;
  91    pragma Import (C, fopen, "decc$fopen");
  92
  93    function fputc (C : int; stream : FILEs) return int;
  94    pragma Import (C, fputc, "decc$fputc");
  95
  96    function fputs (Strng : chars; Stream : FILEs) return int;
  97    pragma Import (C, fputs, "decc$fputs");
  98
  99    procedure free (Ptr : System.Address);
 100    pragma Import (C, free, "decc$free");
 101
 102    function freopen
 103      (filename : chars;
 104       mode     : chars;
 105       stream   : FILEs)
 106       return     FILEs;
 107    pragma Import (C, freopen, "decc$freopen");
 108
 109    function fseek
 110      (stream : FILEs;
 111       offset : long;
 112       origin : int)
 113       return   int;
 114    pragma Import (C, fseek, "decc$fseek");
 115
 116    function ftell (stream : FILEs) return long;
 117    pragma Import (C, ftell, "decc$ftell");
 118
 119    function getenv (S : String) return System.Address;
 120    pragma Import (C, getenv, "decc$getenv");
 121
 122    function isatty (handle : int) return int;
 123    pragma Import (C, isatty, "decc$isatty");
 124
 125    function lseek (fd : int; offset : off_t; direction : int) return off_t;
 126    pragma Import (C, lseek, "decc$lseek");
 127
 128    function malloc (Size : size_t) return System.Address;
 129    pragma Import (C, malloc, "decc$malloc");
 130
 131    procedure memcpy (S1 : System.Address; S2 : System.Address; N : size_t);
 132    pragma Import (C, memcpy, "decc$_memcpy64");
 133
 134    procedure memmove (S1 : System.Address; S2 : System.Address; N : size_t);
 135    pragma Import (C, memmove, "decc$_memmove64");
 136
 137    procedure mktemp (template : chars);
 138    pragma Import (C, mktemp, "decc$_mktemp64");
 139
 140    function opendir (file_name : String) return DIRs;
 141    pragma Import (C, opendir, "decc$opendir");
 142
 143    function pclose (stream : System.Address) return int;
 144    pragma Import (C, pclose, "decc$pclose");
 145
 146    function popen (command, mode : System.Address) return System.Address;
 147    pragma Import (C, popen, "decc$popen");
 148
 149    function read (fd : int; buffer : chars; nbytes : int) return int;
 150    pragma Import (C, read, "decc$read");
 151
 152    function realloc
 153      (Ptr : System.Address; Size : size_t) return System.Address;
 154    pragma Import (C, realloc, "decc$realloc");
 155
 156    procedure rewind (stream : FILEs);
 157    pragma Import (C, rewind, "decc$rewind");
 158
 159    procedure rmdir (dir_name : String);
 160    pragma Import (C, rmdir, "decc$rmdir");
 161
 162    function setvbuf
 163      (stream : FILEs;
 164       buffer : chars;
 165       mode   : int;
 166       size   : size_t)
 167       return   int;
 168    pragma Import (C, setvbuf, "decc$setvbuf");
 169
 170    procedure tmpnam (string : chars);
 171    pragma Import (C, tmpnam, "decc$_tmpnam64");
 172
 173    function tmpfile return FILEs;
 174    pragma Import (C, tmpfile, "decc$tmpfile");
 175
 176    function ungetc (c : int; stream : FILEs) return int;
 177    pragma Import (C, ungetc, "decc$ungetc");
 178
 179    function unlink (filename : chars) return int;
 180    pragma Import (C, unlink, "decc$unlink");
 181
 182    function write (fd : int; buffer : chars; nbytes : int) return int;
 183    pragma Import (C, write, "decc$write");
 184 end System.CRTL;