A script that lets you execute gVim for Windows within WSL

gvim

#!/bin/bash
#################################################################
# place this script on your $PATH and chmod it to be executable
#################################################################

# assumes C:\ is mounted to /c, change any occurance of /c to /mnt/c if
# you are using the default WSL mount point for C:\
CMD='/c/Windows/System32/cmd.exe'
#location of gvim
GVIM='/c/Program Files (x86)/Vim/vim81/gvim.exe'
FILE=`realpath "${1:-.}"`
if [[ $FILE == /c/* ]] ;
then
  FILE=${FILE/\/c\//C:\\}
else
# replace the first forward slash
FILE=${FILE/\//\\\\wsl\$\\Ubuntu\\}
fi
# replace the rest
FILE=${FILE//\//\\}
echo Launch gvim for file: $FILE
`"$GVIM" $FILE` &