(import (chicken io) (chicken process-context) (chicken file) (chicken pathname) (chicken string) (chicken pretty-print) srfi-1 matchable mars parser) ;;; Games and Matches ;; (define (file->prog file) (string->prog (with-input-from-file file read-string))) (define (score-challenger-matches spec challenger-prog other-progs) (map (lambda (other-prog) (score-match spec challenger-prog other-prog)) other-progs)) (define (score-match spec prog1 prog2) (print "Matching " (prog-name prog1) " against " (prog-name prog2)) (let ((tally (foldl (lambda (score-a score-b) (list (+ (car score-a) (car score-b)) (+ (cadr score-a) (cadr score-b)))) (list 0 0) (let loop ((remaining (spec-games-per-match spec)) (results '())) (if (> remaining 0) (loop (- remaining 1) (cons (score-game spec prog1 prog2) results)) results))))) (let ((prog1-name (prog-name prog1)) (prog2-name (prog-name prog2))) `(((,prog1-name ,prog2-name) ,(car tally)) ((,prog2-name ,prog1-name) ,(cadr tally)))))) (define (score-game spec prog1 prog2) (let* ((core (make-core (spec-core-size spec))) (queues (install-progs core (list prog1 prog2))) (result (run-mars core queues (spec-game-length spec)))) (cond ((null? result) (error "Invalid game result.")) ((= (length result) 1) (let ((winner-name (caar result))) (if (eq? winner-name (prog-name prog1)) '(3 0) '(0 3)))) (else '(1 1))))) (define (challenge hill-dir challenger-file) (let* ((spec (load-spec hill-dir)) (scores (load-scores hill-dir)) (challenger-prog (file->prog challenger-file)) (hill-progs (map file->prog (hill-files hill-dir)))) (if (memq (prog-name challenger-prog) (map prog-name hill-progs)) (print "Challenger already on hill!") (let ((new-scores (append (score-challenger-matches spec challenger-prog hill-progs) scores))) (save-scores new-scores hill-dir) (hill-add-file challenger-file (prog-name challenger-prog) hill-dir))))) ;;; Hill initialization and specs ;; (define (load-scores dir) (with-input-from-file (make-pathname dir "scores") read)) (define (save-scores scores dir) (with-output-to-file (make-pathname dir "scores") (lambda () (pretty-print scores)))) (define (load-spec dir) (with-input-from-file (make-pathname dir "spec") read)) (define (hill-files dir) (glob (make-pathname dir "*.red"))) (define (hill-add-file file name dir) (copy-file file (make-pathname dir (->string name) ".red"))) (define (make-spec core-size match-length games-per-match hill-size) (list 'spec hill-size core-size match-length games-per-match)) (define (spec? spec) (and (pair? spec) (eq? (car spec) 'spec))) (define (spec-hill-size spec) (list-ref spec 1)) (define (spec-core-size spec) (list-ref spec 2)) (define (spec-game-length spec) (list-ref spec 3)) (define (spec-games-per-match spec) (list-ref spec 4)) (define (init-hill-dir dir hill-size core-size game-length games-per-match) (if (or (not (directory-exists? dir)) (not (file-writable? dir))) (print "Directory " dir " doesn't exist or is not writable.") (if (not (null? (glob (make-pathname dir "*")))) (print "Directory " dir " exists but is non-empty.") (begin (with-output-to-file (make-pathname dir "spec") (lambda () (print ";; Hill specifications.") (print ";; ('spec hill-size core-size game-length games-per-match\n") (pp (make-spec core-size game-length games-per-match hill-size)))) (with-output-to-file (make-pathname dir "scores") (lambda () (pp '()))))))) ;;;; Main ;;;; ;; Default values (define default-core-size 8000) (define default-game-length 80000) (define default-games-per-match 1) (define default-hill-size 10) (define (print-usage) (let ((binary (pathname-file (car (argv))))) (print "King of the Hill Tournament Manager") (print "\nUsage:\t" binary " hill-directory challenger-file") (print "\t" binary " [-h|--help]") (print "\t" binary " [-i|--init] hill-directory [hill-size [core-size game-length games-per-match]]") (print "\nDefault values are as follows:\n" "\thill-size: " default-hill-size "\n" "\tcore-size: " default-core-size "\n" "\tgame-length: " default-game-length "\n" "\tgames-per-match: " default-games-per-match))) (define (main) (match (cdr (argv)) ((or () ((or "-h" "--help"))) (print-usage)) (((or "-i" "--init") dir hill-size core-size game-length games-per-match) (init-hill-dir dir hill-size core-size game-length games-per-match)) (((or "-i" "--init") dir) (init-hill-dir dir default-hill-size default-core-size default-game-length default-games-per-match)) (((or "-i" "--init") dir hill-size) (init-hill-dir dir hill-size default-core-size default-game-length default-games-per-match)) ((hill-dir challenger-file) (challenge hill-dir challenger-file)) (else (print "Invalid arguments: " (apply conc else))))) ;; (main)