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Diffstat (limited to 'gcc-4.8.3/gcc/ada/s-crtl.ads')
| -rw-r--r-- | gcc-4.8.3/gcc/ada/s-crtl.ads | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/gcc-4.8.3/gcc/ada/s-crtl.ads b/gcc-4.8.3/gcc/ada/s-crtl.ads new file mode 100644 index 000000000..18c43c42a --- /dev/null +++ b/gcc-4.8.3/gcc/ada/s-crtl.ads @@ -0,0 +1,213 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- S Y S T E M . C R T L -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 2003-2012, 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 package provides the low level interface to the C runtime library + +pragma Compiler_Unit; + +with System.Parameters; + +package System.CRTL is + pragma Preelaborate; + + subtype chars is System.Address; + -- Pointer to null-terminated array of characters + -- Should use Interfaces.C.Strings types instead, but this causes bootstrap + -- issues as i-c contains Ada 2005 specific features, not compatible with + -- older, Ada 95-only base compilers??? + + subtype DIRs is System.Address; + -- Corresponds to the C type DIR* + + subtype FILEs is System.Address; + -- Corresponds to the C type FILE* + + subtype int is Integer; + + type long is range -(2 ** (System.Parameters.long_bits - 1)) + .. +(2 ** (System.Parameters.long_bits - 1)) - 1; + + subtype off_t is Long_Integer; + + type size_t is mod 2 ** Standard'Address_Size; + + type ssize_t is range -(2 ** (Standard'Address_Size - 1)) + .. +(2 ** (Standard'Address_Size - 1)) - 1; + + type Filename_Encoding is (UTF8, ASCII_8bits, Unspecified); + for Filename_Encoding use (UTF8 => 0, ASCII_8bits => 1, Unspecified => 2); + pragma Convention (C, Filename_Encoding); + -- Describes the filename's encoding + + function atoi (A : System.Address) return Integer; + pragma Import (C, atoi, "atoi"); + + procedure clearerr (stream : FILEs); + pragma Import (C, clearerr, "clearerr"); + + function dup (handle : int) return int; + pragma Import (C, dup, "dup"); + + function dup2 (from, to : int) return int; + pragma Import (C, dup2, "dup2"); + + function fclose (stream : FILEs) return int; + pragma Import (C, fclose, "fclose"); + + function fdopen (handle : int; mode : chars) return FILEs; + pragma Import (C, fdopen, "fdopen"); + + function fflush (stream : FILEs) return int; + pragma Import (C, fflush, "fflush"); + + function fgetc (stream : FILEs) return int; + pragma Import (C, fgetc, "fgetc"); + + function fgets (strng : chars; n : int; stream : FILEs) return chars; + pragma Import (C, fgets, "fgets"); + + function fopen + (filename : chars; + mode : chars; + encoding : Filename_Encoding := Unspecified) return FILEs; + pragma Import (C, fopen, "__gnat_fopen"); + + function fputc (C : int; stream : FILEs) return int; + pragma Import (C, fputc, "fputc"); + + function fputs (Strng : chars; Stream : FILEs) return int; + pragma Import (C, fputs, "fputs"); + + procedure free (Ptr : System.Address); + pragma Import (C, free, "free"); + + function freopen + (filename : chars; + mode : chars; + stream : FILEs; + encoding : Filename_Encoding := Unspecified) return FILEs; + pragma Import (C, freopen, "__gnat_freopen"); + + function fseek + (stream : FILEs; + offset : long; + origin : int) return int; + pragma Import (C, fseek, "fseek"); + + function fseek64 + (stream : FILEs; + offset : ssize_t; + origin : int) return int; + pragma Import (C, fseek64, "__gnat_fseek64"); + + function ftell (stream : FILEs) return long; + pragma Import (C, ftell, "ftell"); + + function ftell64 (stream : FILEs) return ssize_t; + pragma Import (C, ftell64, "__gnat_ftell64"); + + function getenv (S : String) return System.Address; + pragma Import (C, getenv, "getenv"); + + function isatty (handle : int) return int; + pragma Import (C, isatty, "isatty"); + + function lseek (fd : int; offset : off_t; direction : int) return off_t; + pragma Import (C, lseek, "lseek"); + + function malloc (Size : size_t) return System.Address; + pragma Import (C, malloc, "malloc"); + + procedure memcpy (S1 : System.Address; S2 : System.Address; N : size_t); + pragma Import (C, memcpy, "memcpy"); + + procedure memmove (S1 : System.Address; S2 : System.Address; N : size_t); + pragma Import (C, memmove, "memmove"); + + procedure mktemp (template : chars); + pragma Import (C, mktemp, "mktemp"); + + function pclose (stream : System.Address) return int; + pragma Import (C, pclose, "pclose"); + + function popen (command, mode : System.Address) return System.Address; + pragma Import (C, popen, "popen"); + + function realloc + (Ptr : System.Address; Size : size_t) return System.Address; + pragma Import (C, realloc, "realloc"); + + procedure rewind (stream : FILEs); + pragma Import (C, rewind, "rewind"); + + function rmdir (dir_name : String) return int; + pragma Import (C, rmdir, "__gnat_rmdir"); + + function chdir (dir_name : String) return int; + pragma Import (C, chdir, "__gnat_chdir"); + + function mkdir + (dir_name : String; + encoding : Filename_Encoding := Unspecified) return int; + pragma Import (C, mkdir, "__gnat_mkdir"); + + function setvbuf + (stream : FILEs; + buffer : chars; + mode : int; + size : size_t) return int; + pragma Import (C, setvbuf, "setvbuf"); + + procedure tmpnam (str : chars); + pragma Import (C, tmpnam, "tmpnam"); + + function tmpfile return FILEs; + pragma Import (C, tmpfile, "tmpfile"); + + function ungetc (c : int; stream : FILEs) return int; + pragma Import (C, ungetc, "ungetc"); + + function unlink (filename : chars) return int; + pragma Import (C, unlink, "__gnat_unlink"); + + function open (filename : chars; oflag : int) return int; + pragma Import (C, open, "open"); + + function close (fd : int) return int; + pragma Import (C, close, "close"); + + function read (fd : int; buffer : chars; count : size_t) return ssize_t; + pragma Import (C, read, "read"); + + function write (fd : int; buffer : chars; count : size_t) return ssize_t; + pragma Import (C, write, "write"); + +end System.CRTL; |