diff options
Diffstat (limited to 'src/bigloo/api.sch')
| -rw-r--r-- | src/bigloo/api.sch | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/src/bigloo/api.sch b/src/bigloo/api.sch new file mode 100644 index 0000000..390b8fa --- /dev/null +++ b/src/bigloo/api.sch @@ -0,0 +1,91 @@ +;*=====================================================================*/ +;* serrano/prgm/project/skribe/src/bigloo/api.sch */ +;* ------------------------------------------------------------- */ +;* Author : Manuel Serrano */ +;* Creation : Mon Jul 21 18:15:25 2003 */ +;* Last change : Wed Oct 27 12:43:23 2004 (eg) */ +;* Copyright : 2003-04 Manuel Serrano */ +;* ------------------------------------------------------------- */ +;* The Bigloo macros for the API implementation */ +;*=====================================================================*/ + +;*---------------------------------------------------------------------*/ +;* define-pervasive-macro ... */ +;*---------------------------------------------------------------------*/ +(define-macro (define-pervasive-macro proto . body) + `(begin + (eval '(define-macro ,proto ,@body)) + (define-macro ,proto ,@body))) + +;*---------------------------------------------------------------------*/ +;* define-markup ... */ +;*---------------------------------------------------------------------*/ +(define-pervasive-macro (define-markup proto . body) + (define (s2k symbol) + (string->keyword (string-append ":" (symbol->string symbol)))) + (if (not (pair? proto)) + (error 'define-markup "Illegal markup definition" proto) + (let* ((id (car proto)) + (args (cdr proto)) + (dargs (dsssl-formals->scheme-formals args error))) + `(begin + ,(if (and (memq #!key args) + (memq '&skribe-eval-location args)) + `(define-expander ,id + (lambda (x e) + (append + (cons ',id (map (lambda (x) (e x e)) (cdr x))) + (list :&skribe-eval-location + '(skribe-eval-location))))) + #unspecified) + (define ,(cons id dargs) + ,(make-dsssl-function-prelude proto + args `(begin ,@body) + error s2k)))))) + +;*---------------------------------------------------------------------*/ +;* define-simple-markup ... */ +;*---------------------------------------------------------------------*/ +(define-pervasive-macro (define-simple-markup markup) + `(define-markup (,markup #!rest opts #!key ident class loc) + (new markup + (markup ',markup) + (ident (or ident (symbol->string (gensym ',markup)))) + (loc loc) + (class class) + (required-options '()) + (options (the-options opts :ident :class :loc)) + (body (the-body opts))))) + +;*---------------------------------------------------------------------*/ +;* define-simple-container ... */ +;*---------------------------------------------------------------------*/ +(define-pervasive-macro (define-simple-container markup) + `(define-markup (,markup #!rest opts #!key ident class loc) + (new container + (markup ',markup) + (ident (or ident (symbol->string (gensym ',markup)))) + (loc loc) + (class class) + (required-options '()) + (options (the-options opts :ident :class :loc)) + (body (the-body opts))))) + +;*---------------------------------------------------------------------*/ +;* define-processor-markup ... */ +;*---------------------------------------------------------------------*/ +(define-pervasive-macro (define-processor-markup proc) + `(define-markup (,proc #!rest opts) + (new processor + (engine (find-engine ',proc)) + (body (the-body opts)) + (options (the-options opts))))) + +;*---------------------------------------------------------------------*/ +;* new (at runtime) */ +;*---------------------------------------------------------------------*/ +(eval '(define-macro (new id . inits) + (cons (symbol-append 'new- id) + (map (lambda (i) + (list 'list (list 'quote (car i)) (cadr i))) + inits)))) |