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;;; racket-wsl.el -*- lexical-binding: t -*-
;; Copyright (c) 2020 by Greg Hendershott.
;; Portions Copyright (C) 1985-1986, 1999-2013 Free Software Foundation, Inc.
;; Author: Greg Hendershott
;; URL: https://github.com/greghendershott/racket-mode
;; License:
;; This is free software; you can redistribute it and/or modify it
;; under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version. This is distributed in the hope that it will be
;; useful, but without any warranty; without even the implied warranty
;; of merchantability or fitness for a particular purpose. See the GNU
;; General Public License for more details. See
;; http://www.gnu.org/licenses/ for details.
(defvar racket--wslpath (and (eq system-type 'gnu/linux)
(executable-find "wslpath")))
(defun racket--call-wsl-path (pathname flag)
"When variable `racket--wslpath' is not nil, use it to convert PATHNAME using FLAG.
wslpath usage:
-a force result to absolute path format
-u translate from a Windows path to a WSL path (default)
-w translate from a WSL path to a Windows path
-m translate from a WSL path to a Windows path, with ‘/’ instead of ‘\\’
"
(if racket--wslpath
(with-temp-buffer
(let ((code (call-process racket--wslpath
nil ;infile
(list (current-buffer) ;output
nil) ;stderr
nil ;display
flag
pathname)))
(unless (zerop code)
(error "%s %s %s exit code %s" racket--wslpath flag pathname code)))
(buffer-substring-no-properties (point-min) (1- (point-max))))
pathname))
(defun racket-wsl-to-windows (pathname)
(racket--call-wsl-path pathname "-w"))
(defun racket-windows-to-wsl (pathname)
(racket--call-wsl-path pathname "-u"))
(provide 'racket-wsl)
;; racket-wsl.el ends here
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