This file is indexed.

/usr/lib/ats-anairiats-0.2.5/prelude/SATS/bool.sats is in ats-lang-anairiats 0.2.5-0ubuntu1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
(***********************************************************************)
(*                                                                     *)
(*                         Applied Type System                         *)
(*                                                                     *)
(*                              Hongwei Xi                             *)
(*                                                                     *)
(***********************************************************************)

(*
** ATS - Unleashing the Potential of Types!
**
** Copyright (C) 2002-2008 Hongwei Xi, Boston University
**
** All rights reserved
**
** ATS is free software;  you can  redistribute it and/or modify it under
** the terms of the GNU LESSER GENERAL PUBLIC LICENSE as published by the
** Free Software Foundation; either version 2.1, 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 (hwxi AT cs DOT bu DOT edu) *)

(* ****** ****** *)

#include "prelude/params.hats"

(* ****** ****** *)

#if VERBOSE_PRELUDE #then
#print "Loading [bool.sats] starts!\n"
#endif // end of [VERBOSE_PRELUDE]

(* ****** ****** *)

// some basic operations on boolean values

(* ****** ****** *)

castfn bool1_of_bool (x: bool):<> Bool

(* ****** ****** *)

fun bool_of_int (i: int):<> bool
fun int_of_bool (b: bool):<> int

fun bool1_of_int1 {i:int} (i: int i):<> bool (i <> 0)
fun int1_of_bool1 {b:bool} (b: bool b):<> int (int_of_bool b)

(* ****** ****** *)
//
// HX: the following two function are identical
//
fun neg_bool
  (b: bool):<> bool = "atspre_neg_bool"
overload ~ with neg_bool
overload not with neg_bool

fun add_bool_bool
  (b1: bool, b2: bool):<> bool = "atspre_add_bool_bool"
overload || with add_bool_bool

fun mul_bool_bool
  (b1: bool, b2: bool):<> bool = "atspre_mul_bool_bool"
overload && with mul_bool_bool

(* ****** ****** *)

fun lt_bool_bool
  (b1: bool, b2: bool):<> bool = "atspre_lt_bool_bool"
and lte_bool_bool
  (b1: bool, b2: bool):<> bool = "atspre_lte_bool_bool"
overload < with lt_bool_bool
overload <= with lte_bool_bool

fun gt_bool_bool
  (b1: bool, b2: bool):<> bool = "atspre_gt_bool_bool"
and gte_bool_bool
  (b1: bool, b2: bool):<> bool = "atspre_gte_bool_bool"
overload > with gt_bool_bool
overload >= with gte_bool_bool

fun eq_bool_bool
  (b1: bool, b2: bool):<> bool = "atspre_eq_bool_bool"
and neq_bool_bool
  (b1: bool, b2: bool):<> bool = "atspre_neq_bool_bool"
overload = with eq_bool_bool
overload <> with neq_bool_bool

fun compare_bool_bool
  (b1: bool, b2: bool):<> Sgn = "atspre_compare_bool_bool"
overload compare with compare_bool_bool

(* ****** ****** *)
//
// print functions for booleans
//
(* ****** ****** *)

symintr fprint_bool

fun fprint0_bool (out: FILEref, x: bool):<!exnref> void
  = "atspre_fprint_bool"
overload fprint_bool with fprint0_bool

fun fprint1_bool {m:file_mode}
  (pf: file_mode_lte (m, w) | out: &FILE m, x: bool):<!exnref> void
  = "atspre_fprint_bool"
overload fprint_bool with fprint1_bool

overload fprint with fprint_bool

fun print_bool (b: bool):<!ref> void = "atspre_print_bool"
overload print with print_bool
fun prerr_bool (b: bool):<!ref> void = "atspre_prerr_bool"
overload prerr with prerr_bool

(* ****** ****** *)
//
// HX: stringization
//
fun tostring_bool
  (b: bool):<> string = "atspre_tostring_bool"
overload tostring with tostring_bool

(* ****** ****** *)

fun neg_bool1 {b:bool}
  (b: bool b):<> bool (~b) = "atspre_neg_bool1"
overload ~ with neg_bool1
overload not with neg_bool1

(* ****** ****** *)

fun add_bool1_bool1 {b1,b2:bool}
  (b1: bool b1, b2: bool b2):<> bool (b1 || b2)
  = "atspre_add_bool1_bool1"
overload || with add_bool1_bool1

fun mul_bool1_bool1 {b1,b2:bool}
  (b1: bool b1, b2: bool b2):<> bool (b1 && b2)
  = "atspre_mul_bool1_bool1"
overload && with mul_bool1_bool1

(* ****** ****** *)

fun lt_bool1_bool1 {b1,b2:bool}
  (b1: bool b1, b2: bool b2):<> bool (~b1 && b2)
  = "atspre_lt_bool1_bool1"
and lte_bool1_bool1 {b1,b2:bool}
  (b1: bool b1, b2: bool b2):<> bool (~b1 || b2)
  = "atspre_lte_bool1_bool1"
overload < with lt_bool1_bool1
overload <= with lte_bool1_bool1

fun gt_bool1_bool1 {b1,b2:bool}
  (b1: bool b1, b2: bool b2):<> bool (b1 && ~b2)
  = "atspre_gt_bool1_bool1"
and gte_bool1_bool1 {b1,b2:bool}
  (b1: bool b1, b2: bool b2):<> bool (b1 || ~b2)
  = "atspre_gte_bool1_bool1"
overload > with gt_bool1_bool1
overload >= with gte_bool1_bool1

fun eq_bool1_bool1 {b1,b2:bool}
  (b1: bool b1, b2: bool b2):<> bool (b1 == b2)
  = "atspre_eq_bool1_bool1"
and neq_bool1_bool1 {b1,b2:bool}
  (b1: bool b1, b2: bool b2):<> bool (b1 <> b2)
  = "atspre_neq_bool1_bool1"
overload = with eq_bool1_bool1
overload <> with neq_bool1_bool1

(* ****** ****** *)

local

stadef b2i = int_of_bool

in // in of [in]

fun compare_bool1_bool1 {b1,b2:bool}
  (b1: bool b1, b2: bool b2):<> int (b2i b1 - b2i b2)
  = "atspre_compare_bool1_bool1"
overload compare with compare_bool1_bool1

end // end of [local]

(* ****** ****** *)

#if VERBOSE_PRELUDE #then
#print "Loading [bool.sats] finishes!\n"
#endif // end of [VERBOSE_PRELUDE]

(* end of [bool.sats] *)