/usr/lib/ats2-postiats-0.2.6/libats/ML/DATS/stdlib.dats is in ats2-lang 0.2.6-2.
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) 2010-2013 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: June, 2013 *)
(* ****** ****** *)
staload
STDLIB = "libc/SATS/stdlib.sats"
(* ****** ****** *)
staload "libats/ML/SATS/basis.sats"
(* ****** ****** *)
staload "libats/ML/SATS/stdlib.sats"
(* ****** ****** *)
implement{}
getenv_exn (name) = let
//
val str = $STDLIB.getenv_gc (name)
//
in
//
if isneqz (str) then
strptr2string (str)
else let
prval (
) = strptr_free_null (str)
val () = prerrln! "exit(ATS): [getenv_exn]: variable [" name "] is undefined."
in
exit (1)
end // end of [if]
//
end // end of [getenv_exn]
(* ****** ****** *)
implement{}
getenv_opt (name) = let
//
val str = $STDLIB.getenv_gc (name)
//
in
//
if isneqz (str) then
Some0 (strptr2string (str))
else let
prval () = strptr_free_null (str)
in
None0 ()
end (* end of [if] *)
//
end // end of [getenv_opt]
(* ****** ****** *)
implement{}
setenv_exn
(name, value, ow) = let
//
val err = $STDLIB.setenv (name, value, ow)
//
in
//
if err < 0 then let
val () = prerrln! "exit(ATS): [setenv_exn]: variable: [" name "] cannot be set."
in
exit (1)
end else () // end of [if]
//
end // end of [setenv_err]
implement{}
setenv_err
(name, value, ow) = $STDLIB.setenv (name, value, ow)
// end of [setenv_err]
(* ****** ****** *)
(* end of [stdlib.dats] *)
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