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Diffstat (limited to 'src/stklos/runtime.stk')
| -rw-r--r-- | src/stklos/runtime.stk | 456 |
1 files changed, 0 insertions, 456 deletions
diff --git a/src/stklos/runtime.stk b/src/stklos/runtime.stk deleted file mode 100644 index 58d0d45..0000000 --- a/src/stklos/runtime.stk +++ /dev/null @@ -1,456 +0,0 @@ -;;;; -;;;; runtime.stk -- Skribe runtime system -;;;; -;;;; Copyright © 2003-2004 Erick Gallesio - I3S-CNRS/ESSI <eg@unice.fr> -;;;; -;;;; -;;;; This program is free software; you can redistribute it and/or modify -;;;; it under the terms of the GNU General Public License as published by -;;;; the Free Software Foundation; either version 2 of the License, or -;;;; (at your option) any later version. -;;;; -;;;; This program 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 this program; if not, write to the Free Software -;;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, -;;;; USA. -;;;; -;;;; Author: Erick Gallesio [eg@essi.fr] -;;;; Creation date: 13-Aug-2003 18:47 (eg) -;;;; Last file update: 15-Nov-2004 14:03 (eg) -;;;; - -(define-module SKRIBE-RUNTIME-MODULE - (import SKRIBE-DEBUG-MODULE SKRIBE-VERIFY-MODULE SKRIBE-RESOLVE-MODULE - SKRIBE-OUTPUT-MODULE SKRIBE-EVAL-MODULE) - - (export ;; Utilities - strip-ref-base ast->file-location string-canonicalize - - ;; Markup functions - markup-option markup-option-add! markup-output - - ;; Container functions - container-env-get - - ;; Images - convert-image - - ;; String writing - make-string-replace - - ;; AST - ast->string - ) - -;;;; ====================================================================== -;;;; -;;;; U T I L I T I E S -;;;; -;;;; ====================================================================== -(define skribe-load 'function-defined-below) - - -;;FIXME: Remonter cette fonction -(define (strip-ref-base file) - (if (not (string? *skribe-ref-base*)) - file - (let ((l (string-length *skribe-ref-base*))) - (cond - ((not (> (string-length file) (+ l 2))) - file) - ((not (substring=? file *skribe-ref-base* l)) - file) - ((not (char=? (string-ref file l) (file-separator))) - file) - (else - (substring file (+ l 1) (string-length file))))))) - - -(define (ast->file-location ast) - (let ((l (ast-loc ast))) - (if (location? l) - (format "~a:~a:" (location-file l) (location-line l)) - ""))) - -;; FIXME: Remonter cette fonction -(define (string-canonicalize old) - (let* ((l (string-length old)) - (new (make-string l))) - (let loop ((r 0) - (w 0) - (s #f)) - (cond - ((= r l) - (cond - ((= w 0) - "") - ((char-whitespace? (string-ref new (- w 1))) - (substring new 0 (- w 1))) - ((= w r) - new) - (else - (substring new 0 w)))) - ((char-whitespace? (string-ref old r)) - (if s - (loop (+ r 1) w #t) - (begin - (string-set! new w #\-) - (loop (+ r 1) (+ w 1) #t)))) - ((or (char=? (string-ref old r) #\#) - (>= (char->integer (string-ref old r)) #x7f)) - (string-set! new w #\-) - (loop (+ r 1) (+ w 1) #t)) - (else - (string-set! new w (string-ref old r)) - (loop (+ r 1) (+ w 1) #f)))))) - - -;;;; ====================================================================== -;;;; -;;;; M A R K U P S F U N C T I O N S -;;;; -;;;; ====================================================================== -;;; (define (markup-output markup -;; :optional (engine #f) -;; :key (predicate #f) -;; (options '()) -;; (before #f) -;; (action #f) -;; (after #f)) -;; (let ((e (or engine (use-engine)))) -;; (cond -;; ((not (is-a? e <engine>)) -;; (skribe-error 'markup-writer "illegal engine" e)) -;; ((and (not before) -;; (not action) -;; (not after)) -;; (%find-markup-output e markup)) -;; (else -;; (let ((mp (if (procedure? predicate) -;; (lambda (n e) (and (is-markup? n markup) (predicate n e))) -;; (lambda (n e) (is-markup? n markup))))) -;; (engine-output e markup mp options -;; (or before (slot-ref e 'default-before)) -;; (or action (slot-ref e 'default-action)) -;; (or after (slot-ref e 'default-after)))))))) - -(define (markup-option m opt) - (if (markup? m) - (let ((c (assq opt (slot-ref m 'options)))) - (and (pair? c) (pair? (cdr c)) - (cadr c))) - (skribe-type-error 'markup-option "Illegal markup: " m "markup"))) - - -(define (markup-option-add! m opt val) - (if (markup? m) - (slot-set! m 'options (cons (list opt val) - (slot-ref m 'options))) - (skribe-type-error 'markup-option "Illegal markup: " m "markup"))) - -;;;; ====================================================================== -;;;; -;;;; C O N T A I N E R S -;;;; -;;;; ====================================================================== -(define (container-env-get m key) - (let ((c (assq key (slot-ref m 'env)))) - (and (pair? c) (cadr c)))) - - -;;;; ====================================================================== -;;;; -;;;; I M A G E S -;;;; -;;;; ====================================================================== -(define (builtin-convert-image from fmt dir) - (let* ((s (suffix from)) - (f (string-append (prefix (basename from)) "." fmt)) - (to (string-append dir "/" f))) ;; FIXME: - (cond - ((string=? s fmt) - to) - ((file-exists? to) - to) - (else - (let ((c (if (string=? s "fig") - (string-append "fig2dev -L " fmt " " from " > " to) - (string-append "convert " from " " to)))) - (cond - ((> *skribe-verbose* 1) - (format (current-error-port) " [converting image: ~S (~S)]" from c)) - ((> *skribe-verbose* 0) - (format (current-error-port) " [converting image: ~S]" from))) - (and (zero? (system c)) - to)))))) - -(define (convert-image file formats) - (let ((path (find-path file (skribe-image-path)))) - (if (not path) - (skribe-error 'convert-image - (format "Can't find `~a' image file in path: " file) - (skribe-image-path)) - (let ((suf (suffix file))) - (if (member suf formats) - (let* ((dir (if (string? *skribe-dest*) - (dirname *skribe-dest*) - #f))) - (if dir - (let ((dest (basename path))) - (copy-file path (make-path dir dest)) - dest) - path)) - (let loop ((fmts formats)) - (if (null? fmts) - #f - (let* ((dir (if (string? *skribe-dest*) - (dirname *skribe-dest*) - ".")) - (p (builtin-convert-image path (car fmts) dir))) - (if (string? p) - p - (loop (cdr fmts))))))))))) - -;;;; ====================================================================== -;;;; -;;;; S T R I N G - W R I T I N G -;;;; -;;;; ====================================================================== - -;; -;; (define (%make-html-replace) -;; ;; Ad-hoc version for HTML, a little bit faster than the -;; ;; make-general-string-replace define later (particularily if there -;; ;; is nothing to replace since, it does not allocate a new string -;; (let ((specials (string->regexp "&|\"|<|>"))) -;; (lambda (str) -;; (if (regexp-match specials str) -;; (begin -;; (let ((out (open-output-string))) -;; (dotimes (i (string-length str)) -;; (let ((ch (string-ref str i))) -;; (case ch -;; ((#\") (display """ out)) -;; ((#\&) (display "&" out)) -;; ((#\<) (display "<" out)) -;; ((#\>) (display ">" out)) -;; (else (write-char ch out))))) -;; (get-output-string out))) -;; str)))) - - -(define (%make-general-string-replace lst) - ;; The general version - (lambda (str) - (let ((out (open-output-string))) - (dotimes (i (string-length str)) - (let* ((ch (string-ref str i)) - (res (assq ch lst))) - (display (if res (cadr res) ch) out))) - (get-output-string out)))) - - -(define (make-string-replace lst) - (let ((l (sort lst (lambda (r1 r2) (char<? (car r1) (car r2)))))) - (cond - ((equal? l '((#\" """) (#\& "&") (#\< "<") (#\> ">"))) - string->html) - (else - (%make-general-string-replace lst))))) - - - - -;;;; ====================================================================== -;;;; -;;;; O P T I O N S -;;;; -;;;; ====================================================================== - -;;NEW ;; -;;NEW ;; GET-OPTION -;;NEW ;; -;;NEW (define (get-option obj key) -;;NEW ;; This function either searches inside an a-list or a markup. -;;NEW (cond -;;NEW ((pair? obj) (let ((c (assq key obj))) -;;NEW (and (pair? c) (pair? (cdr c)) (cadr c)))) -;;NEW ((markup? obj) (get-option (slot-ref obj 'option*) key)) -;;NEW (else #f))) -;;NEW -;;NEW ;; -;;NEW ;; BIND-OPTION! -;;NEW ;; -;;NEW (define (bind-option! obj key value) -;;NEW (slot-set! obj 'option* (cons (list key value) -;;NEW (slot-ref obj 'option*)))) -;;NEW -;;NEW -;;NEW ;; -;;NEW ;; GET-ENV -;;NEW ;; -;;NEW (define (get-env obj key) -;;NEW ;; This function either searches inside an a-list or a container -;;NEW (cond -;;NEW ((pair? obj) (let ((c (assq key obj))) -;;NEW (and (pair? c) (cadr c)))) -;;NEW ((container? obj) (get-env (slot-ref obj 'env) key)) -;;NEW (else #f))) -;;NEW - - - - -;;;; ====================================================================== -;;;; -;;;; A S T -;;;; -;;;; ====================================================================== - -(define-generic ast->string) - - -(define-method ast->string ((ast <top>)) "") -(define-method ast->string ((ast <string>)) ast) -(define-method ast->string ((ast <number>)) (number->string ast)) - -(define-method ast->string ((ast <pair>)) - (let ((out (open-output-string))) - (let Loop ((lst ast)) - (cond - ((null? lst) - (get-output-string out)) - (else - (display (ast->string (car lst)) out) - (unless (null? (cdr lst)) - (display #\space out)) - (Loop (cdr lst))))))) - -(define-method ast->string ((ast <node>)) - (ast->string (slot-ref ast 'body))) - - -;;NEW ;; -;;NEW ;; AST-PARENT -;;NEW ;; -;;NEW (define (ast-parent n) -;;NEW (slot-ref n 'parent)) -;;NEW -;;NEW ;; -;;NEW ;; MARKUP-PARENT -;;NEW ;; -;;NEW (define (markup-parent m) -;;NEW (let ((p (slot-ref m 'parent))) -;;NEW (if (eq? p 'unspecified) -;;NEW (skribe-error 'markup-parent "Unresolved parent reference" m) -;;NEW p))) -;;NEW -;;NEW -;;NEW ;; -;;NEW ;; MARKUP-DOCUMENT -;;NEW ;; -;;NEW (define (markup-document m) -;;NEW (let Loop ((p m) -;;NEW (l #f)) -;;NEW (cond -;;NEW ((is-markup? p 'document) p) -;;NEW ((or (eq? p 'unspecified) (not p)) l) -;;NEW (else (Loop (slot-ref p 'parent) p))))) -;;NEW -;;NEW ;; -;;NEW ;; MARKUP-CHAPTER -;;NEW ;; -;;NEW (define (markup-chapter m) -;;NEW (let loop ((p m) -;;NEW (l #f)) -;;NEW (cond -;;NEW ((is-markup? p 'chapter) p) -;;NEW ((or (eq? p 'unspecified) (not p)) l) -;;NEW (else (loop (slot-ref p 'parent) p))))) -;;NEW -;;NEW -;;NEW ;;;; ====================================================================== -;;NEW ;;;; -;;NEW ;;;; H A N D L E S -;;NEW ;;;; -;;NEW ;;;; ====================================================================== -;;NEW (define (handle-body h) -;;NEW (slot-ref h 'body)) -;;NEW -;;NEW -;;NEW ;;;; ====================================================================== -;;NEW ;;;; -;;NEW ;;;; F I N D -;;NEW ;;;; -;;NEW ;;;; ====================================================================== -;;NEW (define (find pred obj) -;;NEW (with-debug 4 'find -;;NEW (debug-item "obj=" obj) -;;NEW (let loop ((obj (if (is-a? obj <container>) (container-body obj) obj))) -;;NEW (cond -;;NEW ((pair? obj) -;;NEW (apply append (map (lambda (o) (loop o)) obj))) -;;NEW ((is-a? obj <container>) -;;NEW (debug-item "loop=" obj " " (slot-ref obj 'ident)) -;;NEW (if (pred obj) -;;NEW (list (cons obj (loop (container-body obj)))) -;;NEW '())) -;;NEW (else -;;NEW (if (pred obj) -;;NEW (list obj) -;;NEW '())))))) -;;NEW - -;;NEW ;;;; ====================================================================== -;;NEW ;;;; -;;NEW ;;;; M A R K U P A R G U M E N T P A R S I N G -;;NEW ;;; -;;NEW ;;;; ====================================================================== -;;NEW (define (the-body opt) -;;NEW ;; Filter out the options -;;NEW (let loop ((opt* opt) -;;NEW (res '())) -;;NEW (cond -;;NEW ((null? opt*) -;;NEW (reverse! res)) -;;NEW ((not (pair? opt*)) -;;NEW (skribe-error 'the-body "Illegal body" opt)) -;;NEW ((keyword? (car opt*)) -;;NEW (if (null? (cdr opt*)) -;;NEW (skribe-error 'the-body "Illegal option" (car opt*)) -;;NEW (loop (cddr opt*) res))) -;;NEW (else -;;NEW (loop (cdr opt*) (cons (car opt*) res)))))) -;;NEW -;;NEW -;;NEW -;;NEW (define (the-options opt+ . out) -;;NEW ;; Returns an list made of options.The OUT argument contains -;;NEW ;; keywords that are filtered out. -;;NEW (let loop ((opt* opt+) -;;NEW (res '())) -;;NEW (cond -;;NEW ((null? opt*) -;;NEW (reverse! res)) -;;NEW ((not (pair? opt*)) -;;NEW (skribe-error 'the-options "Illegal options" opt*)) -;;NEW ((keyword? (car opt*)) -;;NEW (cond -;;NEW ((null? (cdr opt*)) -;;NEW (skribe-error 'the-options "Illegal option" (car opt*))) -;;NEW ((memq (car opt*) out) -;;NEW (loop (cdr opt*) res)) -;;NEW (else -;;NEW (loop (cdr opt*) -;;NEW (cons (list (car opt*) (cadr opt*)) res))))) -;;NEW (else -;;NEW (loop (cdr opt*) res))))) -;;NEW - - -) |