hackerbase/src/environment.scm

50 lines
1.4 KiB
Scheme

;;
;; environment.scm
;;
;; Process environment helpers.
;;
;; ISC License
;;
;; Copyright 2023 Brmlab, z.s.
;; Dominik Pantůček <dominik.pantucek@trustica.cz>
;;
;; Permission to use, copy, modify, and/or distribute this software
;; for any purpose with or without fee is hereby granted, provided
;; that the above copyright notice and this permission notice appear
;; in all copies.
;;
;; THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
;; WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
;; WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
;; AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
;; CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
;; OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
;; NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
;; CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
;;
(declare (unit environment))
(module
environment
(
edit-file
)
(import scheme
(chicken base)
(chicken process-context)
(chicken process)
ansi)
;; Starts an editor on given file
(define (edit-file file-path)
(print "Editing...")
(let* ((edvar (get-environment-variable "EDITOR"))
(editor (or edvar "editor"))
(pid (process-run editor (list file-path))))
(let-values (((a b c) (process-wait pid)))
(clrscr)
(flush-output))))
)