# define your environment's mount points
export C_VOLUME_PATH='/mnt/c'
export D_VOLUME_PATH='/mnt/backup'

# define any mounted network shares with UNC paths
export WSL_UNC_PATH='\\work\s1\path=/mnt/work/s1;\\work\s2\path=/mnt/work/s2'  

# define your rootfs path for any files that reside only in WSL (see following section)
export WSL_ROOTFS_PATH=$( wslrootfs )

wsldistro() {
        reg.exe QUERY 'HKCU\Software\Microsoft\Windows\CurrentVersion\Lxss' /v DefaultDistribution /t REG_SZ | 
                command grep -oP 'DefaultDistribution\s+REG_SZ\s+\K{[^\}]+}'
}

wslrootfs() {
        reg.exe QUERY 'HKCU\Software\Microsoft\Windows\CurrentVersion\Lxss\'"$(wsldistro)" /v BasePath /t REG_SZ | 
                command grep -oP 'BasePath\s+REG_SZ\s+\K\S.+' |
                sed -E 's|/*\s*$|\\rootfs|'
}

# Linux paths do a reverse lookup on the environment:
$ wslpath /mnt/d/andrew/file         # -> D:\andrew\file

# you'll need to use single quotes or double \\ for Windows paths:
$ wslpath 'C:\Windows\System32'      # -> /mnt/c/Windows/System32

# UNC paths are also resolved:
$ wslpath '\\work\s1\path\foo'       # -> /mnt/work/s1/foo
$ wslpath '/mnt/work/s2/foo/bar'     # -> \\work\s2\path\foo\bar

# some paths do not exist outside of WSL:
$ wslpath '/etc'                     # -> C:\Users\andrew\AppData\Local\Packages\CanonicalGroupLimited.UbuntuonWindows_79rhkp1fndgsc\LocalState\rootfs\etc

# it will also read from stdin
$ echo /mnt/c/Windows | wslpath      # -> C:\Windows

# convert all given paths to absolute and translate to Windows file paths.
# if no arguments are given, use $PWD.
winpath() {
        [[ ${#} -gt 0 ]] || set -- "${PWD}"
        realpath -eq "${@}" | wslpath -w
}

# use Windows Explorer to open all given files, so you can easily open documents 
# and folders directly from the WSL command line with Unix file path arguments.
open() {
        while read -re path; do
                explorer.exe "${path}"
        done < <( winpath "${@}" )
 }

# Print Windows file paths from relative Unix paths
$ cd /mnt/c/Users/andrew/Documents
$ winpath                             # -> C:\Users\andrew\Documents
$ winpath ..                          # -> C:\Users\andrew

# Open the current working directory in Windows Explorer
$ open                                # -> explorer.exe C:\Users\andrew\Documents
                                      
# Use MS Word to open .docx files and Adobe Acrobat to read a PDF
$ open Research.docx Reference.pdf    # -> explorer.exe C:\Users\andrew\Documents\Research.docx
                                      # -> explorer.exe C:\Users\andrew\Documents\Reference.pdf

# Clone the repository
git clone https://github.com/ardnew/wslpath
cd wslpath
# Compile executable
go build -v .
# Install somewhere in your $PATH
sudo cp wslpath /usr/local/bin

go install -v github.com/ardnew/wslpath@latest

GO111MODULE=off go get -v github.com/ardnew/wslpath