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author | Ludovic Courtes | 2005-10-31 16:16:54 +0000 |
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committer | Ludovic Courtes | 2005-10-31 16:16:54 +0000 |
commit | 89a424521b753ee7c2c67ebdc957865657f647c4 (patch) | |
tree | 7d15f69ef9aa87cd6e89153d34240baa031177c2 /src/stklos/resolve.stk | |
parent | fe831fd1e716de64a1b92beeabe4d865546dd986 (diff) | |
download | skribilo-89a424521b753ee7c2c67ebdc957865657f647c4.tar.gz skribilo-89a424521b753ee7c2c67ebdc957865657f647c4.tar.lz skribilo-89a424521b753ee7c2c67ebdc957865657f647c4.zip |
Moved the STkLos and Bigloo code to `legacy'.
Moved the STkLos and Bigloo code from `src' to `legacy'.
git-archimport-id: lcourtes@laas.fr--2005-mobile/skribilo--devel--1.2--patch-9
Diffstat (limited to 'src/stklos/resolve.stk')
-rw-r--r-- | src/stklos/resolve.stk | 255 |
1 files changed, 0 insertions, 255 deletions
diff --git a/src/stklos/resolve.stk b/src/stklos/resolve.stk deleted file mode 100644 index 91dc965..0000000 --- a/src/stklos/resolve.stk +++ /dev/null @@ -1,255 +0,0 @@ -;;;; -;;;; resolve.stk -- Skribe Resolve Stage -;;;; -;;;; 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 18:39 (eg) -;;;; Last file update: 17-Feb-2004 14:43 (eg) -;;;; - -(define-module SKRIBE-RESOLVE-MODULE - (import SKRIBE-DEBUG-MODULE SKRIBE-RUNTIME-MODULE) - (export resolve! resolve-search-parent resolve-children resolve-children* - find1 resolve-counter resolve-parent resolve-ident) - -(define *unresolved* #f) -(define-generic do-resolve!) - - -;;;; ====================================================================== -;;;; -;;;; RESOLVE! -;;;; -;;;; This function iterates over an ast until all unresolved references -;;;; are resolved. -;;;; -;;;; ====================================================================== -(define (resolve! ast engine env) - (with-debug 3 'resolve - (debug-item "ast=" ast) - (fluid-let ((*unresolved* #f)) - (let Loop ((ast ast)) - (set! *unresolved* #f) - (let ((ast (do-resolve! ast engine env))) - (if *unresolved* - (Loop ast) - ast)))))) - -;;;; ====================================================================== -;;;; -;;;; D O - R E S O L V E ! -;;;; -;;;; ====================================================================== - -(define-method do-resolve! (ast engine env) - ast) - - -(define-method do-resolve! ((ast <pair>) engine env) - (let Loop ((n* ast)) - (cond - ((pair? n*) - (set-car! n* (do-resolve! (car n*) engine env)) - (Loop (cdr n*))) - ((not (null? n*)) - (error 'do-resolve "Illegal argument" n*)) - (else - ast)))) - - -(define-method do-resolve! ((node <node>) engine env) - (let ((body (slot-ref node 'body)) - (options (slot-ref node 'options)) - (parent (slot-ref node 'parent))) - (with-debug 5 'do-resolve<body> - (debug-item "body=" body) - (when (eq? parent 'unspecified) - (let ((p (assq 'parent env))) - (slot-set! node 'parent (and (pair? p) (pair? (cdr p)) (cadr p))) - (when (pair? options) - (debug-item "unresolved options=" options) - (for-each (lambda (o) - (set-car! (cdr o) - (do-resolve! (cadr o) engine env))) - options) - (debug-item "resolved options=" options)))) - (slot-set! node 'body (do-resolve! body engine env)) - node))) - - - -(define-method do-resolve! ((node <container>) engine env0) - (let ((body (slot-ref node 'body)) - (options (slot-ref node 'options)) - (env (slot-ref node 'env)) - (parent (slot-ref node 'parent))) - (with-debug 5 'do-resolve<container> - (debug-item "markup=" (markup-markup node)) - (debug-item "body=" body) - (debug-item "env0=" env0) - (debug-item "env=" env) - (when (eq? parent 'unspecified) - (let ((p (assq 'parent env0))) - (slot-set! node 'parent (and (pair? p) (pair? (cdr p)) (cadr p))) - (when (pair? options) - (let ((e (append `((parent ,node)) env0))) - (debug-item "unresolved options=" options) - (for-each (lambda (o) - (set-car! (cdr o) - (do-resolve! (cadr o) engine e))) - options) - (debug-item "resolved options=" options))) - (let ((e `((parent ,node) ,@env ,@env0))) - (slot-set! node 'body (do-resolve! body engine e))))) - node))) - - -(define-method do-resolve! ((node <document>) engine env0) - (next-method) - ;; resolve the engine custom - (let ((env (append `((parent ,node)) env0))) - (for-each (lambda (c) - (let ((i (car c)) - (a (cadr c))) - (debug-item "custom=" i " " a) - (set-car! (cdr c) (do-resolve! a engine env)))) - (slot-ref engine 'customs))) - node) - - -(define-method do-resolve! ((node <unresolved>) engine env) - (with-debug 5 'do-resolve<unresolved> - (debug-item "node=" node) - (let ((p (assq 'parent env))) - (slot-set! node 'parent (and (pair? p) (pair? (cdr p)) (cadr p)))) - - (let* ((proc (slot-ref node 'proc)) - (res (resolve! (proc node engine env) engine env)) - (loc (ast-loc node))) - (when (ast? res) - (ast-loc-set! res loc)) - (debug-item "res=" res) - (set! *unresolved* #t) - res))) - - -(define-method do-resolve! ((node <handle>) engine env) - node) - - -;;;; ====================================================================== -;;;; -;;;; RESOLVE-PARENT -;;;; -;;;; ====================================================================== -(define (resolve-parent n e) - (with-debug 5 'resolve-parent - (debug-item "n=" n) - (cond - ((not (is-a? n <ast>)) - (let ((c (assq 'parent e))) - (if (pair? c) - (cadr c) - n))) - ((eq? (slot-ref n 'parent) 'unspecified) - (skribe-error 'resolve-parent "Orphan node" n)) - (else - (slot-ref n 'parent))))) - - -;;;; ====================================================================== -;;;; -;;;; RESOLVE-SEARCH-PARENT -;;;; -;;;; ====================================================================== -(define (resolve-search-parent n e pred) - (with-debug 5 'resolve-search-parent - (debug-item "node=" n) - (debug-item "searching=" pred) - (let ((p (resolve-parent n e))) - (debug-item "parent=" p " " - (if (is-a? p 'markup) (slot-ref p 'markup) "???")) - (cond - ((pred p) p) - ((is-a? p <unresolved>) p) - ((not p) #f) - (else (resolve-search-parent p e pred)))))) - -;;;; ====================================================================== -;;;; -;;;; RESOLVE-COUNTER -;;;; -;;;; ====================================================================== -;;FIXME: factoriser -(define (resolve-counter n e cnt val . opt) - (let ((c (assq (symbol-append cnt '-counter) e))) - (if (not (pair? c)) - (if (or (null? opt) (not (car opt)) (null? e)) - (skribe-error cnt "Orphan node" n) - (begin - (set-cdr! (last-pair e) - (list (list (symbol-append cnt '-counter) 0) - (list (symbol-append cnt '-env) '()))) - (resolve-counter n e cnt val))) - (let* ((num (cadr c)) - (nval (if (integer? val) - val - (+ 1 num)))) - (let ((c2 (assq (symbol-append cnt '-env) e))) - (set-car! (cdr c2) (cons (resolve-parent n e) (cadr c2)))) - (cond - ((integer? val) - (set-car! (cdr c) val) - (car val)) - ((not val) - val) - (else - (set-car! (cdr c) (+ 1 num)) - (+ 1 num))))))) - -;;;; ====================================================================== -;;;; -;;;; RESOLVE-IDENT -;;;; -;;;; ====================================================================== -(define (resolve-ident ident markup n e) - (with-debug 4 'resolve-ident - (debug-item "ident=" ident) - (debug-item "markup=" markup) - (debug-item "n=" (if (markup? n) (markup-markup n) n)) - (if (not (string? ident)) - (skribe-type-error 'resolve-ident - "Illegal ident" - ident - "string") - (let ((mks (find-markups ident))) - (and mks - (if (not markup) - (car mks) - (let loop ((mks mks)) - (cond - ((null? mks) - #f) - ((is-markup? (car mks) markup) - (car mks)) - (else - (loop (cdr mks))))))))))) - -) |