From fc42fe56a57eace2dbdb31574c2e161f0eacf839 Mon Sep 17 00:00:00 2001 From: Ludovic Court`es Date: Wed, 15 Jun 2005 13:00:39 +0000 Subject: Initial import of Skribe 1.2d. Initial import of Skribe 1.2d. git-archimport-id: lcourtes@laas.fr--2004-libre/skribilo--devel--1.2--base-0 --- skribe/src/bigloo/eval.scm | 335 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 335 insertions(+) create mode 100644 skribe/src/bigloo/eval.scm (limited to 'skribe/src/bigloo/eval.scm') diff --git a/skribe/src/bigloo/eval.scm b/skribe/src/bigloo/eval.scm new file mode 100644 index 0000000..b5c6548 --- /dev/null +++ b/skribe/src/bigloo/eval.scm @@ -0,0 +1,335 @@ +;*=====================================================================*/ +;* serrano/prgm/project/skribe/src/bigloo/eval.scm */ +;* ------------------------------------------------------------- */ +;* Author : Manuel Serrano */ +;* Creation : Wed Jul 23 12:48:11 2003 */ +;* Last change : Wed May 18 15:52:01 2005 (serrano) */ +;* Copyright : 2003-05 Manuel Serrano */ +;* ------------------------------------------------------------- */ +;* The Skribe evaluator */ +;*=====================================================================*/ + +;*---------------------------------------------------------------------*/ +;* The module */ +;*---------------------------------------------------------------------*/ +(module skribe_eval + + (option (set! dsssl-symbol->keyword + (lambda (s) + (string->keyword + (string-append ":" (symbol->string s)))))) + + (include "debug.sch") + + (import skribe_param + skribe_types + skribe_resolve + skribe_verify + skribe_output + skribe_read + skribe_lib + skribe_engine) + + (export (skribe-eval-location) + (skribe-error ::obj ::obj ::obj) + (skribe-type-error ::obj ::obj ::obj ::bstring) + (skribe-warning ::int . obj) + (skribe-warning/ast ::int ::%ast . obj) + (skribe-message ::bstring . obj) + (skribe-load ::bstring #!rest opt #!key engine path) + (skribe-load-options) + (skribe-include ::bstring . rest) + (skribe-open-bib-file ::bstring ::obj) + (skribe-eval-port ::input-port ::obj #!key env) + (skribe-eval ::obj ::%engine #!key env) + (skribe-path::pair-nil) + (skribe-path-set! ::obj) + (skribe-image-path::pair-nil) + (skribe-image-path-set! ::obj) + (skribe-bib-path::pair-nil) + (skribe-bib-path-set! ::obj) + (skribe-source-path::pair-nil) + (skribe-source-path-set! ::obj))) + +;*---------------------------------------------------------------------*/ +;* skribe-eval-location ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-eval-location) + (evmeaning-location)) + +;*---------------------------------------------------------------------*/ +;* skribe-error ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-error proc msg obj) + (if (ast? obj) + (skribe-ast-error proc msg obj) + (error/evloc proc msg obj))) + +;*---------------------------------------------------------------------*/ +;* skribe-type-error ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-type-error proc msg obj etype) + (let ((ty (if (%markup? obj) + (format "~a#~a" (markup-markup obj) (markup-ident obj)) + (find-runtime-type obj)))) + (skribe-error proc + (bigloo-type-error-msg msg etype ty) + obj))) + +;*---------------------------------------------------------------------*/ +;* skribe-ast-error ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-ast-error proc msg obj) + (let ((l (ast-loc obj)) + (shape (if (%markup? obj) + (%markup-markup obj) + (find-runtime-type obj)))) + (if (location? l) + (error/location proc msg shape (location-file l) (location-pos l)) + (error/evloc proc msg shape)))) + +;*---------------------------------------------------------------------*/ +;* error/evloc ... */ +;*---------------------------------------------------------------------*/ +(define (error/evloc proc msg obj) + (let ((l (evmeaning-location))) + (if (location? l) + (error/location proc msg obj (location-file l) (location-pos l)) + ((begin error) proc msg obj)))) + +;*---------------------------------------------------------------------*/ +;* skribe-warning ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-warning level . obj) + (if (>= *skribe-warning* level) + (let ((l (evmeaning-location))) + (if (location? l) + (apply warning/location (location-file l) (location-pos l) obj) + (apply warning obj))))) + +;*---------------------------------------------------------------------*/ +;* skribe-warning/ast ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-warning/ast level ast . obj) + (if (>= *skribe-warning* level) + (let ((l (%ast-loc ast))) + (if (location? l) + (apply warning/location (location-file l) (location-pos l) obj) + (apply skribe-warning level obj))))) + +;*---------------------------------------------------------------------*/ +;* skribe-message ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-message fmt . obj) + (if (> *skribe-verbose* 0) + (apply fprintf (current-error-port) fmt obj))) + +;*---------------------------------------------------------------------*/ +;* *skribe-loaded* ... */ +;* ------------------------------------------------------------- */ +;* This hash table stores the list of loaded files in order */ +;* to avoid one file to be loaded twice. */ +;*---------------------------------------------------------------------*/ +(define *skribe-loaded* (make-hashtable)) + +;*---------------------------------------------------------------------*/ +;* *skribe-load-options* ... */ +;*---------------------------------------------------------------------*/ +(define *skribe-load-options* '()) + +;*---------------------------------------------------------------------*/ +;* skribe-load ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-load file #!rest opt #!key engine path) + (with-debug 4 'skribe-load + (debug-item " engine=" engine) + (debug-item " path=" path) + (debug-item " opt" opt) + (let* ((ei (cond + ((not engine) + *skribe-engine*) + ((engine? engine) + engine) + ((not (symbol? engine)) + (skribe-error 'skribe-load "Illegal engine" engine)) + (else + engine))) + (path (cond + ((not path) + (skribe-path)) + ((string? path) + (list path)) + ((not (and (list? path) (every? string? path))) + (skribe-error 'skribe-load "Illegal path" path)) + (else + path))) + (filep (find-file/path file path))) + (set! *skribe-load-options* opt) + (if (and (string? filep) (file-exists? filep)) + (if (not (hashtable-get *skribe-loaded* filep)) + (begin + (hashtable-put! *skribe-loaded* filep #t) + (cond + ((>fx *skribe-verbose* 1) + (fprint (current-error-port) + " [loading file: " filep " " opt "]")) + ((>fx *skribe-verbose* 0) + (fprint (current-error-port) + " [loading file: " filep "]"))) + (with-input-from-file filep + (lambda () + (skribe-eval-port (current-input-port) ei))))) + (skribe-error 'skribe-load + (format "Can't find file `~a' in path" file) + path))))) + +;*---------------------------------------------------------------------*/ +;* skribe-load-options ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-load-options) + *skribe-load-options*) + +;*---------------------------------------------------------------------*/ +;* evaluate ... */ +;*---------------------------------------------------------------------*/ +(define (evaluate exp) + (try (eval exp) + (lambda (a p m o) + (evmeaning-notify-error p m o) + (flush-output-port (current-error-port))))) + +;*---------------------------------------------------------------------*/ +;* skribe-include ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-include file . rest) + (let* ((path (cond + ((or (null? rest) (null? (cdr rest))) + (skribe-path)) + ((not (every? string? (cdr rest))) + (skribe-error 'skribe-include "Illegal path" (cdr rest))) + (else + (cdr rest)))) + (filep (find-file/path file (if (null? path) (skribe-path) path)))) + (if (and (string? filep) (file-exists? filep)) + (begin + (if (>fx *skribe-verbose* 0) + (fprint (current-error-port) + " [including file: " filep "]")) + (with-input-from-file filep + (lambda () + (let loop ((exp (skribe-read (current-input-port))) + (res '())) + (if (eof-object? exp) + (if (and (pair? res) (null? (cdr res))) + (car res) + (reverse! res)) + (loop (skribe-read (current-input-port)) + (cons (evaluate exp) res))))))) + (skribe-error 'skribe-include + (format "Can't find file `~a 'in path" file) + path)))) + +;*---------------------------------------------------------------------*/ +;* skribe-open-bib-file ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-open-bib-file file command) + (let ((filep (find-file/path file *skribe-bib-path*))) + (if (string? filep) + (begin + (if (>fx *skribe-verbose* 0) + (fprint (current-error-port) " [loading bib: " filep "]")) + (open-input-file (if (string? command) + (string-append "| " + (format command filep)) + filep))) + (begin + (skribe-warning 1 + 'bibliography + "Can't find bibliography -- " file) + #f)))) + +;*---------------------------------------------------------------------*/ +;* skribe-eval-port ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-eval-port port ei #!key (env '())) + (with-debug 2 'skribe-eval-port + (debug-item "ei=" ei) + (let ((e (if (symbol? ei) (find-engine ei) ei))) + (debug-item "e=" e) + (if (not (%engine? e)) + (skribe-error 'find-engine "Can't find engine" ei) + (let loop ((exp (skribe-read port))) + (with-debug 10 'skribe-eval-port + (debug-item "exp=" exp)) + (if (not (eof-object? exp)) + (begin + (skribe-eval (evaluate exp) e :env env) + (loop (skribe-read port))))))))) + +;*---------------------------------------------------------------------*/ +;* skribe-eval ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-eval a e #!key (env '())) + (with-debug 2 'skribe-eval + (debug-item "a=" a " e=" (%engine-ident e)) + (let ((a2 (resolve! a e env))) + (debug-item "resolved a=" a) + (let ((a3 (verify a2 e))) + (debug-item "verified a=" a3) + (output a3 e))))) + +;*---------------------------------------------------------------------*/ +;* skribe-path ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-path) + *skribe-path*) + +;*---------------------------------------------------------------------*/ +;* skribe-path-set! ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-path-set! path) + (if (not (and (list? path) (every? string? path))) + (skribe-error 'skribe-path-set! "Illegal path" path) + (set! *skribe-path* path))) + +;*---------------------------------------------------------------------*/ +;* skribe-image-path ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-image-path) + *skribe-image-path*) + +;*---------------------------------------------------------------------*/ +;* skribe-image-path-set! ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-image-path-set! path) + (if (not (and (list? path) (every? string? path))) + (skribe-error 'skribe-image-path-set! "Illegal path" path) + (set! *skribe-image-path* path))) + +;*---------------------------------------------------------------------*/ +;* skribe-bib-path ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-bib-path) + *skribe-bib-path*) + +;*---------------------------------------------------------------------*/ +;* skribe-bib-path-set! ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-bib-path-set! path) + (if (not (and (list? path) (every? string? path))) + (skribe-error 'skribe-bib-path-set! "Illegal path" path) + (set! *skribe-bib-path* path))) + +;*---------------------------------------------------------------------*/ +;* skribe-source-path ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-source-path) + *skribe-source-path*) + +;*---------------------------------------------------------------------*/ +;* skribe-source-path-set! ... */ +;*---------------------------------------------------------------------*/ +(define (skribe-source-path-set! path) + (if (not (and (list? path) (every? string? path))) + (skribe-error 'skribe-source-path-set! "Illegal path" path) + (set! *skribe-source-path* path))) -- cgit v1.2.3