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This commit is contained in:
Justin Ethier 2017-03-02 19:06:38 -05:00
parent 0c4be522e5
commit 609395886a
1 changed files with 21 additions and 3 deletions
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24
scheme/base.sld
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@ -107,6 +107,7 @@
string->vector
string-map
string-for-each
get-param-objs ;; TODO: only for debugging!!
make-parameter
current-output-port
current-input-port
@ -948,6 +949,17 @@
()
((param value) ...)
body))))
(define-c get-param-objs
"(void *data, int argc, closure _, object k)"
" gc_thread_data *thd = (gc_thread_data *)data;
return_closcall1(data, k, thd->param_objs); ")
(define-c set-param-obj!
"(void *data, int argc, closure _, object k, object obj)"
" make_pair(p, obj, NULL);
gc_thread_data *thd = (gc_thread_data *)data;
cdr(&p) = thd->param_objs;
thd->param_objs = (object)(&p);
return_closcall1(data, k, thd->param_objs); ")
(define *parameter-id* 0)
(define (make-parameter init . o)
;; TODO: need to store/set value in the thread data parameter (param_objs), to make it thread-specific
@ -959,18 +971,24 @@
(set! key *parameter-id*)
(set! *parameter-id* (+ *parameter-id* 1))
;;
(set-param-obj! (cons key value))
(lambda args
(cond
((null? args)
value)
(cdr (assoc key (get-param-objs))))
;value)
((eq? (car args) '<param-set!>)
(set! value (cadr args)))
(let ((cell (assoc key (get-param-objs))))
(set-cdr! cell (cadr args))))
;(set! value (cadr args)))
((eq? (car args) '<param-convert>)
converter)
(else
;(error "bad parameter syntax" args)
(set! value (converter (car args)))
(let ((cell (assoc key (get-param-objs))))
(set-cdr! cell (converter (car args))))
;(set! value (converter (car args)))
)))))
(define current-output-port
(make-parameter (Cyc-stdout)))