Finally... a proper way to patch ui files

ui/install

@@ -0,0 +1,30 @@
+#!/bin/bash
+# Rebuild custom UI files using patches
+
+GAME_PATH=/mnt/d/EverQuest
+SCRIPT_PATH=$(dirname ${0})
+UI_NAME=isuldor
+
+if [[ ! -d "${GAME_PATH}/uifiles/default" ]]
+then
+    echo "Notice: Searching for game location..."
+    GAME_LOCATION=$(find /mnt -type f -name eqgame.exe ! -path '*RECYCLE.BIN*' 2>/dev/null | head -n1)
+    if [[ ${GAME_LOCATION} ]]
+    then
+        GAME_PATH=$(dirname ${GAME_LOCATION})
+        echo "Setting GAME_PATH=${GAME_PATH}"
+    else
+        echo "Error: EverQuest was not found!"
+    fi
+fi
+
+UI_FOLDER="${GAME_PATH}/uifiles/${UI_NAME}"
+mkdir -vp "${UI_FOLDER}"
+cp ${SCRIPT_PATH}/*.tga "${GAME_PATH}/uifiles/${UI_NAME}/"
+
+UI_FILES=( $( find . -name '*.diff' -exec basename {} .diff \; ))
+
+for UI_FILE in "${UI_FILES[@]}"
+do
+    patch -o "${UI_FOLDER}/${UI_FILE}.xml" "${GAME_PATH}/uifiles/default/${UI_FILE}.xml" < ${SCRIPT_PATH}/${UI_FILE}.diff 
+done