home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
OS/2 Shareware BBS: 10 Tools
/
10-Tools.zip
/
xl21hos2.zip
/
EDIT.LSP
< prev
next >
Wrap
Lisp/Scheme
|
1995-12-27
|
2KB
|
58 lines
#+:packages
(unless (find-package "TOOLS")
(make-package "TOOLS" :use '("XLISP")))
(in-package "TOOLS")
(export '(edit))
;;;
;;; This variable is the default file to edit
;;;
(defvar *edit-file* "")
(defvar *editor* "epsilon")
;;;
;;; edit a file using the specified editor
;;; if the file editted was a lisp file (.lsp) load it
;;;
;; Two versions, the first works when position-if exists and does a better
;; job
#+:posfcns (defmacro edit (&optional file &aux rfile)
(read-char)
(when file (setq *edit-file* (string file)))
(setq rfile (reverse *edit-file*))
(when (null (position-if #'(lambda (x) (eq x #\.))
rfile
:end
(position-if #'(lambda (x)
(or (eq x #\\) (eq x #\/)))
rfile)))
(setq *edit-file* (strcat *edit-file* ".lsp")))
(unless (system (strcat *editor* " " *edit-file*))
(error "Unable to execute: ~a ~a" *editor* *edit-file*))
(let ((len (length *edit-file*)))
(when (and (> len 4)
(string= (string-downcase (subseq *edit-file* (- len 4)))
".lsp"))
(list 'load *edit-file*))))
#-:posfcns (defmacro edit (&optional file)
(read-char)
(when file (setq *edit-file* (string file)))
(when (not (member #\.
(get-output-stream-list
(make-string-input-stream *edit-file*))))
(setq *edit-file* (strcat *edit-file* ".lsp")))
(unless (system (strcat *editor* " " *edit-file*))
(error "Unable to execute: ~a ~a" *editor* *edit-file*))
(let ((len (length *edit-file*)))
(when (and (> len 4)
(string= (string-downcase (subseq *edit-file* (- len 4)))
".lsp"))
(list 'load *edit-file*))))