macOS open command for WSL (Windows Subsystem for Linux)

open

#!/bin/bash
# open 
# macOS open command for WSL (Windows Subsystem for Linux)
# written by benjamin gwynn (https://benjamingwynn.com)
# get latest version here: https://gist.github.com/benjamingwynn/a778aa6cf2dd461dc18978f245bd90c1
#
# You can run this on WSL wuth no prior setup or changes to host Windows.
#
# See: * https://docs.microsoft.com/en-us/windows/wsl/interop#run-windows-tools-from-linux
#      * https://stackoverflow.com/a/501295
#
[ $# -eq 0 ] && { echo "usage: open [path on NTFS] | [--copy [path on WSL]]"; exit 1; }

if [ $1 = "--copy" ]; then
	if [ -z "$2" ]; then
		echo "usage: open [--copy [path on WSL]]"; exit 1;
	else
		mkdir -vp /mnt/c/WSLTemp
		cp -v $2 /mnt/c/WSLTemp/
		f="$(basename -- $2)" # get just the filename
		cd /mnt/c # cd to C: drive to supress cmd warnings about not being on the right path
		cmd.exe /c start "" c:\\WSLTemp\\$f
	fi
else
	if [ `stat --file-system --format=%T $1` = "v9fs" ]; then # v9fs check here isn't perfect, but works for now
		cmd.exe /c start "" $1 
	else
		echo "Windows applications cannot access the WSL filesystem, if you want to open this file with a Windows application anyway, re-run open with the --copy argument to copy the file to C:\WSLTemp on the host filesystem. Modifications to this file will not be saved."
	fi
fi