/usr/share/hol88-2.02.19940316/lisp/f-iox-stand.l is in hol88-source 2.02.19940316-28.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; HOL 88 Version 2.0 ;;;
;;; ;;;
;;; FILE NAME: f-iox-stand.l ;;;
;;; ;;;
;;; DESCRIPTION: ML I/O and flags ;;;
;;; ;;;
;;; USES FILES: f-franz.l (or f-cl.l), f-constants.l, f-macro.l ;;;
;;; ;;;
;;; University of Cambridge ;;;
;;; Hardware Verification Group ;;;
;;; Computer Laboratory ;;;
;;; New Museums Site ;;;
;;; Pembroke Street ;;;
;;; Cambridge CB2 3QG ;;;
;;; England ;;;
;;; ;;;
;;; COPYRIGHT: University of Edinburgh ;;;
;;; COPYRIGHT: University of Cambridge ;;;
;;; COPYRIGHT: INRIA ;;;
;;; ;;;
;;; REVISION HISTORY: Original code: din,iox (lisp 1.6) part of Edinburgh ;;;
;;; LCF by M. Gordon, R. Milner and C. Wadsworth (1978) ;;;
;;; Transported by G. Huet in Maclisp on Multics, Fall ;;;
;;; 1981 ;;;
;;; ;;;
;;; V1.4: nextch imported from F-parser, digitp,etc. exported to F-parser ;;;
;;; ;;;
;;; V2.2: part 4 imported from F-tml ;;;
;;; local variables in and lcferror ;;;
;;; ;;;
;;; |%undisch_defs-flag| deleted [TFM 90.12.01] ;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(eval-when (compile)
#+franz (include "lisp/f-franz")
(include "lisp/f-constants")
(include "lisp/f-macro")
(special %flags %search-path |%prompt-flag| |%print_load-flag| %directory
%library-search-path |%print_lib-flag|)
(*lexpr concat uconcat))
;;; print on an output file, setting output parameters properly
;;; use channel %outport
(defun hol-print-file (x)
(let ((*print-level* nil) (*print-length* nil)
(*print-escape* t) (*print-pretty* nil)
(prinlevel nil) (prinlength nil)
(#+franz poport #-franz *standard-output* %outport))
(llprint x)
(llterpri))) ; hol-print-file
;;; Part 2: Predicates on tokens
(defun idenp (tok)
(let ((l (exploden tok)))
(and l
(letterp (car l))
(forall 'alphanump (cdr l))))) ;idenp
(defun nump (tok)
(can (function ml-int_of_string) (list tok))) ;nump
;;; Part 3 : terminal input
;;; MJCG 30/11/88 for HOL88
;;; List of settable flags
;;; |%undisch_defs-flag| deleted [TFM 90.12.01]
;;; |%read_sexpr-flag| added [JVT 90.13.12]
;;; |%print_fasl-flag| added [TFM 91.01.20]
(setq %flags
'(|%theory_pp-flag| |%prompt-flag| |%show_types-flag| |%type_error-flag|
|%timing-flag| |%sticky-flag| |%interface_print-flag|
|%abort_when_fail-flag|
|%print_top_val-flag| |%print_top_types-flag| |%print_list-flag|
|%print_set-flag| |%print_cond-flag| |%print_infix-flag|
|%print_load-flag|
|%print_quant-flag| |%print_restrict-flag| |%print_let-flag|
|%print_uncurry-flag| |%print_lettypes-flag| |%print_lib-flag|
|%compile_on_the_fly-flag| |%file_load_msg-flag| |%preterm-flag|
|%read_sexpr-flag| |%print_fasl-flag|
|%pp_sexpr-flag| |%print_sexpr-flag| |%print_parse_trees-flag|))
(setq |%print_lib-flag| nil)
(setq |%print_load-flag| t)
;;; (setq |%undisch_defs-flag| t) deleted [TFM 90.12.01]
(setq |%preterm-flag| nil)
(setq |%print_fasl-flag| nil)
;;; MJCG 28/11/88 for HOL88
;;; dml-ed function for setting Lisp flags from ML
;;; special case for print_fasl-flag
(defun ml-set_flag (flag val)
(let
((pflag (concat '|%| (canonise-case-symbol flag) '|-flag|)))
(if (equal pflag '|%print_fasl-flag|)
(prog1 (eval pflag) (set-fasl-flag val))
(if (memq pflag %flags)
(prog1 (eval pflag) (set pflag val))
(failwith (concat flag " not a settable flag"))))))
(dml |set_flag| 2 ml-set_flag ((|string| |#| |bool|) -> |bool|))
;;; MJCG 13/10/89 for HOL88
;;; dml-ed function for creating new Lisp flags from ML
(defun ml-new_flag (flag val)
(let
((pflag (concat '|%| (canonise-case-symbol flag) '|-flag|)))
(if(memq pflag %flags)
(failwith (concat flag " is already a flag"))
(prog ()
(setq %flags (cons pflag %flags))
(set pflag val)
(return nil)))))
(dml |new_flag| 2 ml-new_flag ((|string| |#| |bool|) -> |void|))
;;; MJCG 5/2/89 for HOL88
;;; dml-ed function for accessing the value of a settable flag from ML
(defun ml-get_flag_value (flag)
(let
((pflag
(concat '|%| (canonise-case-symbol flag) '|-flag|)))
(if (memq pflag %flags)
(eval pflag)
(failwith (concat flag " not a settable flag")))))
(dml |get_flag_value| 1 ml-get_flag_value (|string| -> |bool|))
;;; MJCG 13/10/89 for HOL88
;;; dml-ed function for getting list of flags
;;; Bugfix for CL. MJCG 23/11/90: cdddddr expanded out
;;; (since not defined in CL)
(defun ml-flags ()
(reverse
(mapcar
(function
; (lambda (x) (imploden (reverse(cdddddr(reverse(cdr(exploden x))))))))
(lambda (x)
(imploden
(reverse(cdr(cdr(cdr(cdr(cdr(reverse(cdr(exploden x))))))))))))
%flags)))
(dml |flags| 0 ml-flags (|void| -> (|string| |list|)))
;;; MJCG 29/11/88 for HOL88
;;; |%prompt-flag| determines whether to output a prompt
(setq |%prompt-flag| t)
(defun nextcn ()
(if (null inputstack)
(cond
(fin-ligne
(if |%prompt-flag| (princ %prompt-string))
(setq fin-ligne nil))))
(let ((c (llreadcn)))
(if (null c) (throw-from eof nil))
;; Modification J.Joyce Apr 87 - prompt also on cr character
(if (or (= c lf) (= c cr))
(setq fin-ligne t)) ;newline: arm prompt
c)) ;nextch
;;; MJCG 28/11/88 for HOL88
;;; dml-ed function for setting |%prompt-flag|
(defun ml-prompt (x) (prog1 |%prompt-flag| (setq |%prompt-flag| x)))
(dml |prompt| 1 ml-prompt (|bool| -> |bool|))
;;; Part 4: file token handling and file opening, closing, etc
;;; MJCG 12/10/88 for HOL88
;;; %search-path holds the HOL users search path. It is initialized to nil.
(setq %search-path nil)
;;; MJCG 13/10/88 for HOL88
;;; dml-ed function for getting search path from ML
(defun ml-search_path () %search-path)
(dml |search_path| 0 ml-search_path (|void| -> (|string| |list|)))
;;; MJCG 13/10/88 for HOL88
;;; dml-ed function for setting search path from ML
;;; (old search path returned)
;;; MJCG 26/9/89 for HOL88
;;; () returned
(defun ml-set_search_path (new-path)
(progn %search-path (setq %search-path new-path) nil))
(dml |set_search_path| 1 ml-set_search_path
((|string| |list|) -> |void|))
;;; =====================================================================
;;; TFM 23.11.91 for version 2.01
;;; %library-search-path holds the HOL users library search path.
;;; It is initialized to nil.
;;; =====================================================================
(setq %library-search-path nil)
;;; dml-ed function for getting library search path from ML
(defun ml-library_search_path () %library-search-path)
(dml |library_search_path| 0 ml-library_search_path
(|void| -> (|string| |list|)))
;;; dml-ed function for setting library search path from ML
(defun ml-set_library_search_path (new-path)
(progn %library-search-path (setq %library-search-path new-path) nil))
(dml |set_library_search_path| 1 ml-set_library_search_path
((|string| |list|) -> |void|))
;;; MJCG 312/10/88 for HOL88
;;; Split a file into its name and extension
(defun dest-file-name (tok)
(prog (chars ext)
(setq chars (reverse (exploden tok)))
(setq ext nil)
loop (if (null chars) (return (cons tok nil)))
(cond
((or (not (= (car chars) #/.)) (null (cdr chars)))
(setq ext (cons (car chars) ext))
(setq chars (cdr chars))
(go loop))
((= (cadr chars) #/.) ; we have the unix '..' directory idiom
(return (cons tok nil)))
(t
(return
(cons (imploden (reverse (cdr chars))) (imploden ext)))))))
(defun file-name (tok) (car (dest-file-name tok)))
(defun file-ext (tok) (cdr (dest-file-name tok)))
;;; MJCG 12/10/88 and 31/10/88 for HOL88
;;; (find-file name) returns name if it exists on the current directory,
;;; otherwise it returns the first piname that exists, where
;;; %search-path = (p1 ... pn).
;;; If no such pi exists then name (prepended with %directory) is returned
;;; (for compatability with old code).
;;; If the file name has the form `name.m*` then find-file
;;; searches each directory first for `name_ml.o` and then `name.ml`
;;; (this hack is for code compatibility).
(defun find-file (tok)
(let*
((name-and-type (dest-file-name tok))
(name (car name-and-type))
(exts
(if (eq (cdr name-and-type) '|m*|)
(list "_ml.o" ".ml")
(list
(if (cdr name-and-type) (catenate "." (cdr name-and-type))
""))))
(found nil)
(pre-directory
;; JAC 19.06.92 for pc - prepend empty string if filename
;; is already completely specified (i.e. contains :) - was
;; (or (and (boundp '%directory) (symbol-value '%directory)) "")
(or
(and (boundp '%directory)
#+pc (not (find (schar ":" 0) (string tok)))
(symbol-value '%directory))
"")))
(do
((search-path
(nconc (if (exploden pre-directory) (list pre-directory))
(or %search-path (list "")))
(cdr search-path)))
((null search-path)
(catenate pre-directory tok))
(setq found
(find-file1 (car search-path) name exts))
(if found (return found)))))
;;; JVT 11/03/93 for HOL88 V2.02
;;; Some common lisps do not support automatic expansion of "~" into
;;; the user's home directory when loading files. A change was made to
;;; find-file1 to ensure that the file returned (if found) by find-file1
;;; has a fully expanded pathname.
(defun find-file1 (dir name exts)
(do
((exts (cons "" exts) (cdr exts))
(file nil))
((null exts) nil)
(setq file (catenate dir name (car exts)))
(let ((fle (probe-file file)))
(if fle #+franz (return file) #-franz (return (namestring fle))))))
;;; MJCG 13/10/88 for HOL88
;;; dml-ed versions of find-file; failure if files can't be found
;;; (N.B. Lisp find-file doesn't fail)
(defun ml-find_file (name)
(let
((file (find-file name)))
(if (probe-file file) file (failwith '|find_file|))))
(dml |find_file| 1 ml-find_file (|string| -> |string|))
(defun ml-find_ml_file (name)
(let
((file
(find-file
(if (ends-in-ml name) name (catenate name '|.m*|)))))
(if (probe-file file) file (failwith '|find_file|))))
(dml |find_ml_file| 1 ml-find_ml_file (|string| -> |string|))
(defun ml-find_theory (name)
(or (fileexists 'theory name) (failwith '|find_file|)))
(dml |find_theory| 1 ml-find_theory (|string| -> |string|))
;;; MJCG 12/10/88 for HOL88
;;; find-file wrapped around fileof
(defun fileexists (kind tok)
(let ((file (find-file (fileof kind tok))))
(if (probe-file file) file)))
|