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Diffstat (limited to 'src/bigloo/prog.scm')
| -rw-r--r-- | src/bigloo/prog.scm | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/src/bigloo/prog.scm b/src/bigloo/prog.scm deleted file mode 100644 index baad0f0..0000000 --- a/src/bigloo/prog.scm +++ /dev/null @@ -1,196 +0,0 @@ -;*=====================================================================*/ -;* serrano/prgm/project/skribe/src/bigloo/prog.scm */ -;* ------------------------------------------------------------- */ -;* Author : Manuel Serrano */ -;* Creation : Wed Aug 27 09:14:28 2003 */ -;* Last change : Tue Oct 7 15:07:48 2003 (serrano) */ -;* Copyright : 2003 Manuel Serrano */ -;* ------------------------------------------------------------- */ -;* The Skribe prog bigloo implementation */ -;*=====================================================================*/ - -;*---------------------------------------------------------------------*/ -;* The module */ -;*---------------------------------------------------------------------*/ -(module skribe_prog - - (include "new.sch") - - (import skribe_types - skribe_lib - skribe_resolve - skribe_eval - skribe_api) - - (export (make-prog-body ::obj ::obj ::obj ::obj) - (resolve-line ::bstring))) - -;*---------------------------------------------------------------------*/ -;* *lines* ... */ -;*---------------------------------------------------------------------*/ -(define *lines* (make-hashtable)) - -;*---------------------------------------------------------------------*/ -;* make-line-mark ... */ -;*---------------------------------------------------------------------*/ -(define (make-line-mark m lnum b) - (let* ((ls (integer->string lnum)) - (n (list (mark ls) b))) - (hashtable-put! *lines* m n) - n)) - -;*---------------------------------------------------------------------*/ -;* resolve-line ... */ -;*---------------------------------------------------------------------*/ -(define (resolve-line id) - (hashtable-get *lines* id)) - -;*---------------------------------------------------------------------*/ -;* extract-string-mark ... */ -;*---------------------------------------------------------------------*/ -(define (extract-string-mark line mark regexp) - (let ((m (pregexp-match regexp line))) - (if (pair? m) - (values (substring (car m) - (string-length mark) - (string-length (car m))) - (pregexp-replace regexp line "")) - (values #f line)))) - -;*---------------------------------------------------------------------*/ -;* extract-mark ... */ -;* ------------------------------------------------------------- */ -;* Extract the prog mark from a line. */ -;*---------------------------------------------------------------------*/ -(define (extract-mark line mark regexp) - (cond - ((not regexp) - (values #f line)) - ((string? line) - (extract-string-mark line mark regexp)) - ((pair? line) - (let loop ((ls line) - (res '())) - (if (null? ls) - (values #f line) - (multiple-value-bind (m l) - (extract-mark (car ls) mark regexp) - (if (not m) - (loop (cdr ls) (cons l res)) - (values m (append (reverse! res) (cons l (cdr ls))))))))) - ((%node? line) - (multiple-value-bind (m l) - (extract-mark (%node-body line) mark regexp) - (if (not m) - (values #f line) - (begin - (%node-body-set! line l) - (values m line))))) - (else - (values #f line)))) - -;*---------------------------------------------------------------------*/ -;* split-line ... */ -;*---------------------------------------------------------------------*/ -(define (split-line line) - (cond - ((string? line) - (let ((l (string-length line))) - (let loop ((r1 0) - (r2 0) - (res '())) - (cond - ((=fx r2 l) - (if (=fx r1 r2) - (reverse! res) - (reverse! (cons (substring line r1 r2) res)))) - ((char=? (string-ref line r2) #\Newline) - (loop (+fx r2 1) - (+fx r2 1) - (if (=fx r1 r2) - (cons 'eol res) - (cons* 'eol (substring line r1 r2) res)))) - (else - (loop r1 - (+fx r2 1) - res)))))) - ((pair? line) - (let loop ((ls line) - (res '())) - (if (null? ls) - res - (loop (cdr ls) (append res (split-line (car ls))))))) - (else - (list line)))) - -;*---------------------------------------------------------------------*/ -;* flat-lines ... */ -;*---------------------------------------------------------------------*/ -(define (flat-lines lines) - (apply append (map split-line lines))) - -;*---------------------------------------------------------------------*/ -;* collect-lines ... */ -;*---------------------------------------------------------------------*/ -(define (collect-lines lines) - (let loop ((lines (flat-lines lines)) - (res '()) - (tmp '())) - (cond - ((null? lines) - (reverse! (cons (reverse! tmp) res))) - ((eq? (car lines) 'eol) - (cond - ((null? (cdr lines)) - (reverse! (cons (reverse! tmp) res))) - ((and (null? res) (null? tmp)) - (loop (cdr lines) - res - '())) - (else - (loop (cdr lines) - (cons (reverse! tmp) res) - '())))) - (else - (loop (cdr lines) - res - (cons (car lines) tmp)))))) - -;*---------------------------------------------------------------------*/ -;* make-prog-body ... */ -;*---------------------------------------------------------------------*/ -(define (make-prog-body src lnum-init ldigit mark) - (define (int->str i rl) - (let* ((s (integer->string i)) - (l (string-length s))) - (if (= l rl) - s - (string-append (make-string (- rl l) #\space) s)))) - (let* ((regexp (and mark - (format "~a[-a-zA-Z_][-0-9a-zA-Z_]+" - (pregexp-quote mark)))) - (src (cond - ((not (pair? src)) (list src)) - ((and (pair? (car src)) (null? (cdr src))) (car src)) - (else src))) - (lines (collect-lines src)) - (lnum (if (integer? lnum-init) lnum-init 1)) - (s (integer->string (+fx (if (integer? ldigit) - (max lnum (expt 10 (-fx ldigit 1))) - lnum) - (length lines)))) - (cs (string-length s))) - (let loop ((lines lines) - (lnum lnum) - (res '())) - (if (null? lines) - (reverse! res) - (multiple-value-bind (m l) - (extract-mark (car lines) mark regexp) - (let ((n (new markup - (markup '&prog-line) - (ident (and lnum-init (int->str lnum cs))) - (body (if m (make-line-mark m lnum l) l))))) - (loop (cdr lines) - (+ lnum 1) - (cons n res)))))))) |