VARA - Initial support for WINE and VARA

overlay/etc/skel/add-ons/wine/common-checks.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+# Author  : Gaston Gonzalez
+# Date    : 1 February 2025
+# Purpose : Performs various checks to ensure that changes can be made
+#           to a user's local WINE installation.
+
+source /opt/emcomm-tools/bin/et-common
+
+WINE_OUT=$(which winetricks)
+if [[ $? -ne 0 ]]; then
+  echo -e "${RED}Wine is not installed. As root, first run: ${WHITE}/root/emcomm-tools-os-community/scripts/install-wine.sh${NC}"
+  exit 1
+fi
+
+if [[ "${EUID}" -eq 0 ]]; then
+  echo -e "${RED}This script must not be run as root. Run it as your normal user.${NC}"
+  exit 1
+fi
+
+if [[ -z "${WINARCH}" ]]; then
+  echo -e "The WINARCH environment variable is not set. Setting it for you."
+  export WINARCH="win32"
+fi
+
+if [[ -z "${WINEPREFIX}" ]]; then
+  echo -e "The WINEPREFIX environment variable is not set. Setting it for you."
+  export WINEPREFIX="${HOME}/.wine32"
+fi
+
+if [[ -z "${DISPLAY}" && -z "${WAYLAND_DISPLAY}" ]]; then
+  echo -e "${RED}No graphical environment detected. Run this command from a desktop session.${NC}"
+  echo -e "${RED}This can't be run from within Cubic.${NC}"
+  exit 1
+fi