/usr/lib/ats2-postiats-0.1.3/libc/DATS/dirent.dats is in ats2-lang 0.1.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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(* *)
(* Applied Type System *)
(* *)
(***********************************************************************)
(*
** ATS/Postiats - Unleashing the Potential of Types!
** Copyright (C) 2011-2013 Hongwei Xi, ATS Trustful Software, Inc.
** All rights reserved
**
** ATS is free software; you can redistribute it and/or modify it under
** the terms of the GNU GENERAL PUBLIC LICENSE (GPL) as published by the
** Free Software Foundation; either version 3, or (at your option) any
** later version.
**
** ATS is distributed in the hope that it will be useful, but WITHOUT 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
** along with ATS; see the file COPYING. If not, please write to the
** Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
** 02110-1301, USA.
*)
(* ****** ****** *)
//
// Author: Hongwei Xi
// Authoremail: gmhwxiATgmailDOTcom
// Start Time: March, 2013
//
(* ****** ****** *)
#define ATS_DYNLOADFLAG 0 // no need for dynloading at run-time
#define ATS_EXTERN_PREFIX "atslib_" // prefix for external names
(* ****** ****** *)
staload
UN = "prelude/SATS/unsafe.sats"
(* ****** ****** *)
staload "libc/SATS/dirent.sats"
(* ****** ****** *)
implement{}
dirent$PC_NAME_MAX ((*void*)) = 256
(* ****** ****** *)
implement{}
dirent_get_d_name_gc
(ent) = let
//
val (
fpf | str
) = dirent_get_d_name (ent)
val str2 = strptr1_copy (str)
prval () = fpf (str)
//
in
str2
end // end of [dirent_get_d_name_gc]
implement{}
direntp_get_d_name_gc
(entp) = let
//
val (
pf, fpf | p
) = direntp_get_viewptr (entp)
val str2 = dirent_get_d_name_gc<> (!p)
prval () = minus_addback (fpf, pf | entp)
//
in
str2
end // end of [direntp_get_d_name_gc]
(* ****** ****** *)
implement{}
compare_dirent_string
(ent1, str2) = let
//
val
(
fpf1 | str1
) = dirent_get_d_name (ent1)
val sgn = compare_string_string ($UN.strptr2string(str1), str2)
prval () = fpf1 (str1)
//
in
sgn
end // end of [compare_dirent_string]
(* ****** ****** *)
%{
extern
atstype_ptr
atslib_opendir_exn
(
atstype_string dname
) {
DIR *dirp ;
dirp = opendir((char*)dname) ;
if (!dirp) ATSLIBfailexit("opendir") ;
return dirp ; // [opendir] succeeded
} // end of [atslib_opendir_exn]
%}
(* ****** ****** *)
%{
extern
atsvoid_t0ype
atslib_closedir_exn
(
atstype_ptr dirp
) {
int err = closedir((DIR*)dirp) ;
if (err < 0) ATSLIBfailexit("closedir") ;
return ; // [closedir] succeeded
} // end of [atslib_closedir_exn]
%}
(* ****** ****** *)
implement
{}(*tmp*)
readdir_r_gc
(dirp) = let
//
val ofs = $extfcall
(
Size_t
, "offsetof"
, $extval (int, "atslib_dirent_type")
, $extval (int, "d_name")
)
//
val bsz = ofs + i2sz(dirent$PC_NAME_MAX()+1)
val [l:addr] (pf, pfgc | p) = malloc_gc (bsz)
prval pf = $UN.castview0{(dirent?)@l}(pf)
var res: ptr
val err = readdir_r (dirp, !p, res)
//
in
//
if res > 0 then
$UN.castvwtp0{Direntp1}@(pf, pfgc | p)
else let
prval () = opt_clear{dirent}(!p)
val () = ptr_free{dirent?}(pfgc, pf | p)
in
$UN.castvwtp0{Direntp0}(the_null_ptr)
end (* end of [if] *)
//
end // end of [readdir_r_gc]
(* ****** ****** *)
(* end of [dirent.dats] *)
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