100 lines
3.5 KiB
EmacsLisp
100 lines
3.5 KiB
EmacsLisp
;;; cmuscheme48.el -- Scheme process in a buffer. Adapted from cmuscheme.el.
|
|
|
|
(provide 'cmuscheme48)
|
|
(require 'cmuscheme)
|
|
|
|
(define-key scheme-mode-map "\M-\C-x" 'scheme48-send-definition);gnu convention
|
|
(define-key scheme-mode-map "\C-x\C-e" 'scheme48-send-last-sexp);gnu convention
|
|
(define-key scheme-mode-map "\C-ce" 'scheme48-send-definition)
|
|
(define-key scheme-mode-map "\C-c\C-e" 'scheme48-send-definition-and-go)
|
|
(define-key scheme-mode-map "\C-cr" 'scheme48-send-region)
|
|
(define-key scheme-mode-map "\C-c\C-r" 'scheme48-send-region-and-go)
|
|
(define-key scheme-mode-map "\C-cl" 'scheme48-load-file)
|
|
|
|
(defun scheme48-send-region (start end)
|
|
"Send the current region to the inferior Scheme process."
|
|
(interactive "r")
|
|
(comint-send-string (scheme-proc)
|
|
(concat ",from-file "
|
|
(enough-scheme-file-name
|
|
(buffer-file-name (current-buffer)))
|
|
"\n"))
|
|
(comint-send-region (scheme-proc) start end)
|
|
(comint-send-string (scheme-proc) " ,end\n"))
|
|
|
|
; This assumes that when you load things into Scheme 48, you type
|
|
; names of files in your home directory using the syntax "~/".
|
|
; Similarly for current directory. Maybe we ought to send multiple
|
|
; file names to Scheme and let it look at all of them.
|
|
|
|
(defun enough-scheme-file-name (file)
|
|
(let* ((scheme-dir
|
|
(save-excursion
|
|
(set-buffer scheme-buffer)
|
|
(expand-file-name default-directory)))
|
|
(len (length scheme-dir)))
|
|
(if (and (> (length file) len)
|
|
(string-equal scheme-dir (substring file 0 len)))
|
|
(substring file len)
|
|
(if *scheme48-home-directory-kludge*
|
|
(let* ((home-dir (expand-file-name "~/"))
|
|
(len (length home-dir)))
|
|
(if (and (> (length file) len)
|
|
(string-equal home-dir (substring file 0 len)))
|
|
(concat "~/" (substring file len))
|
|
file))
|
|
file))))
|
|
|
|
(defvar *scheme48-home-directory-kludge* t)
|
|
|
|
(defun scheme48-send-definition (losep)
|
|
"Send the current definition to the inferior Scheme48 process."
|
|
(interactive "P")
|
|
(save-excursion
|
|
(end-of-defun)
|
|
(let ((end (point)))
|
|
(beginning-of-defun)
|
|
(if losep
|
|
(let ((loser "/tmp/s48lose.tmp"))
|
|
(write-region (point) end loser)
|
|
(scheme48-load-file loser))
|
|
(scheme48-send-region (point) end)))))
|
|
|
|
(defun scheme48-send-last-sexp ()
|
|
"Send the previous sexp to the inferior Scheme process."
|
|
(interactive)
|
|
(scheme48-send-region (save-excursion (backward-sexp) (point)) (point)))
|
|
|
|
(defun scheme48-send-region-and-go (start end)
|
|
"Send the current region to the inferior Scheme48 process,
|
|
and switch to the process buffer."
|
|
(interactive "r")
|
|
(scheme48-send-region start end)
|
|
(switch-to-scheme t))
|
|
|
|
(defun scheme48-send-definition-and-go (losep)
|
|
"Send the current definition to the inferior Scheme48,
|
|
and switch to the process buffer."
|
|
(interactive "P")
|
|
(scheme48-send-definition losep)
|
|
(switch-to-scheme t))
|
|
|
|
(defun scheme48-load-file (file-name)
|
|
"Load a Scheme file into the inferior Scheme48 process."
|
|
(interactive (comint-get-source "Load Scheme48 file: "
|
|
scheme-prev-l/c-dir/file
|
|
scheme-source-modes t)) ; T because LOAD
|
|
; needs an exact name
|
|
(comint-check-source file-name) ; Check to see if buffer needs saved.
|
|
(setq scheme-prev-l/c-dir/file (cons (file-name-directory file-name)
|
|
(file-name-nondirectory file-name)))
|
|
(comint-send-string (scheme-proc)
|
|
(concat ",load "
|
|
(enough-scheme-file-name file-name)
|
|
"\n")))
|
|
|
|
|
|
; For Pertti Kellom\"aki's debugger.
|
|
; Cf. misc/psd-s48.scm.
|
|
(defvar psd-using-slib nil "Scheme 48, not SLIB.")
|