Merge pull request microsoft#44945 from 0xabu/wsl-cli-fix

enable CLI when invoked from WSL on modern (RS4) hosts

resources/win32/bin/code.sh

@@ -7,14 +7,20 @@ NAME="@@NAME@@"
 VSCODE_PATH="$(dirname "$(dirname "$(realpath "$0")")")"
 ELECTRON="$VSCODE_PATH/$NAME.exe"
 if grep -q Microsoft /proc/version; then
-	# If running under WSL don't pass cli.js to Electron as environment vars
-	# cannot be transferred from WSL to Windows
-	# See: https://github.com/Microsoft/BashOnWindows/issues/1363
-	#      https://github.com/Microsoft/BashOnWindows/issues/1494
-	"$ELECTRON" "$@"
-	exit $?
-fi
-if [ "$(expr substr $(uname -s) 1 9)" == "CYGWIN_NT" ]; then
+	if [ -x /bin/wslpath ]; then
+		# On recent WSL builds, we just need to set WSLENV so that
+		# ELECTRON_RUN_AS_NODE is visible to the win32 process
+		export WSLENV=ELECTRON_RUN_AS_NODE/w:$WSLENV
+		CLI=$(wslpath -m "$VSCODE_PATH/resources/app/out/cli.js")
+	else
+		# If running under older WSL, don't pass cli.js to Electron as
+		# environment vars cannot be transferred from WSL to Windows
+		# See: https://github.com/Microsoft/BashOnWindows/issues/1363
+		#      https://github.com/Microsoft/BashOnWindows/issues/1494
+		"$ELECTRON" "$@"
+		exit $?
+	fi
+elif [ "$(expr substr $(uname -s) 1 9)" == "CYGWIN_NT" ]; then
 	CLI=$(cygpath -m "$VSCODE_PATH/resources/app/out/cli.js")
 else
 	CLI="$VSCODE_PATH/resources/app/out/cli.js"