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;;; hol98.el --- Basic Proof General instance for HOL 98
;; This file is part of Proof General.
;; Portions © Copyright 1994-2012 David Aspinall and University of Edinburgh
;; Portions © Copyright 2003, 2012, 2014 Free Software Foundation, Inc.
;; Portions © Copyright 2001-2017 Pierre Courtieu
;; Portions © Copyright 2010, 2016 Erik Martin-Dorel
;; Portions © Copyright 2011-2013, 2016-2017 Hendrik Tews
;; Portions © Copyright 2015-2017 Clément Pit-Claudel
;; Author: David Aspinall <David.Aspinall@ed.ac.uk>
;;; Commentary:
;; Needs improvement!
;;
;; See the README file in this directory for information.
;;; Code:
(require 'proof-easy-config) ; easy configure mechanism
(require 'proof-syntax) ; functions for making regexps
(defvar hol98-keywords nil)
(defvar hol98-rules nil)
(defvar hol98-tactics nil)
(defvar hol98-tacticals nil)
(proof-easy-config 'hol98 "HOL"
proof-prog-name "hol.unquote"
proof-terminal-string ";"
proof-script-comment-start "(*"
proof-script-comment-end "*)"
;; These are all approximations, of course.
proof-goal-command-regexp "^g[ `]"
proof-save-command-regexp "pg_top_thm_and_drop"
proof-goal-with-hole-regexp "val \\(\\([^ \t=]*\\)\\)[ \t]*=[ \t]*prove"
proof-save-with-hole-regexp "val \\(\\([^ \t=]*\\)\\)[ \t]*=[ \t]*top_thm()"
proof-non-undoables-regexp "b()" ; and others..
proof-goal-command "g `%s`;"
proof-save-command "val %s = pg_top_thm_and_drop();"
proof-kill-goal-command "drop();"
proof-showproof-command "p()"
proof-undo-n-times-cmd "(pg_repeat backup %s; p());"
proof-auto-multiple-files t
proof-shell-cd-cmd "FileSys.chDir \"%s\""
proof-shell-filename-escapes '(("\\\\" . "\\\\") ("\"" . "\\\""))
proof-shell-interrupt-regexp "Interrupted"
proof-shell-start-goals-regexp
(proof-regexp-alt "Proof manager status"
"OK.."
"val it =\n")
proof-shell-end-goals-regexp
(proof-regexp-alt "^[ \t]*: GoalstackPure.goalstack"
"^[ \t]*: GoalstackPure.proofs")
proof-shell-quit-cmd "quit();"
proof-assistant-home-page
"http://www.cl.cam.ac.uk/Research/HVG/HOL/HOL.html"
proof-shell-annotated-prompt-regexp
"^- "
;; This one is nice but less reliable, I think.
;; "\\(> val it = () : unit\n\\)?- "
proof-shell-error-regexp "^! "
proof-shell-init-cmd
"Help.displayLines:=3000;
fun pg_repeat f 0 = () | pg_repeat f n = (f(); pg_repeat f (n-1));
fun pg_top_thm_and_drop () = let val t = top_thm(); in (drop(); t) end;"
;; FIXME: add optional help topic parameter to help command.
proof-info-command "help \"hol\""
proof-shell-proof-completed-regexp "Initial goal proved"
;; FIXME: next one needs setting so that "urgent" messages are displayed
;; eagerly from HOL.
;; proof-shell-eager-annotation-start
proof-find-theorems-command "DB.match [] (%s);"
proof-forget-id-command ";" ;; vacuous: but empty string doesn't give
;; new prompt
;; We must force this to use ptys since mosml doesn't flush its output
;; (on Linux, presumably on Solaris too).
proof-shell-process-connection-type t
;;
;; Syntax table entries for proof scripts
;;
proof-script-syntax-table-entries
'(?\` "\""
?\$ "."
?\/ "."
?\\ "."
?+ "."
?- "."
?= "."
?% "."
?< "."
?> "."
?\& "."
?. "w"
?_ "w"
?\' "w"
?\| "."
?\* ". 23"
?\( "()1"
?\) ")(4")
;;
;; A few of the vast variety of keywords, tactics, tacticals,
;; for decorating proof scripts.
;;
;; In the future, PG will use a mechanism for passing identifier
;; lists like this from the proof assistant, we don't really
;; want to duplicate the information here!
;;
hol98-keywords '("g" "expand" "e" "val" "store_thm" "top_thm" "by"
"pg_top_thm_and_drop"
"Define" "xDefine" "Hol_defn"
"Induct" "Cases" "Cases_on" "Induct_on"
"std_ss" "arith_ss" "list_ss"
"define_type")
hol98-rules '("ASSUME" "REFL" "BETA_CONV" "SUBST"
"ABS" "INST_TYPE" "DISCH" "MP"
"T_DEF" "FORALL_DEF" "AND_DEF" "OR_DEF" "F_DEF"
"NOT_DEF" "EXISTS_UNIQUE_DEF" "BOOL_CASES_AX"
"IMP_ANTISYM_AX" "ETA_AX" "SELECT_AX" "ONE_ONE_DEF"
"ONTO_DEF" "INFINITY_AX" "LET_DEF" "COND_DEF" "ARB_DEF")
hol98-tactics '("ACCEPT_TAC" "ASSUME_TAC" "GEN_TAC"
"CONJ_TAC" "DISCH_TAC" "STRIP_TAC"
"SUBST_TAC" "ASM_CASES_TAC" "DISJ_CASES_TAC"
"REWRITE_TAC" "IMP_RES_TAC" "ALL_TAC" "NO_TAC"
"EQ_TAC" "EXISTS_TAC" "INDUCT_TAC"
"POP_ASM" "SUBST1_TAC" "ASSUM_LIST"
"PROVE" "PROVE_TAC" "DECIDE" "DECIDE_TAC" "RW_TAC"
"STP_TAC" "ZAP_TAC"
"EXISTS_TAC")
hol98-tacticals '("ORELSE" "FIRST" "CHANGED_TAC" "THEN"
"THENL" "EVERY" "REPEAT"
"MAP_EVERY")
proof-script-font-lock-keywords
(list
(cons (proof-ids-to-regexp hol98-keywords) 'font-lock-keyword-face)
(cons (proof-ids-to-regexp hol98-tactics) 'font-lock-keyword-face)
; (cons (proof-ids-to-regexp hol98-rules) 'font-lock-keyword-face)
(cons (proof-ids-to-regexp hol98-tacticals) 'proof-tacticals-name-face))
;;
;; Some decoration of the goals output
;;
proof-goals-font-lock-keywords
(list
(cons (proof-ids-to-regexp '("Proof manager status"
"proof" "Incomplete"
"Initial goal proved"
"Initial goal"
"There are currently no proofs"
"OK"))
'font-lock-keyword-face)
(cons (regexp-quote "------------------------------------")
'font-lock-comment-face)
(cons ": GoalstackPure.goalstack" 'proof-boring-face)
(cons ": GoalstackPure.proofs" 'proof-boring-face)
(cons ": Thm.thm" 'proof-boring-face)
(cons "val it =" 'proof-boring-face))
;; End of easy config.
)
(warn "Hol Proof General is incomplete! Please help improve it!
Read the manual, make improvements and send them to da+pg-feedback@inf.ed.ac.uk")
(provide 'hol98)
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