-#Create a list of source file whitout a cpu specific source
-GEN_SRC=`find . \( -name \.svn -prune -o -path $CPU_DIR -prune -o -path $APP_DIR -prune -o -path $OS_DIR -prune -o -path $EMUL_DIR -prune \) -o -name *.${2} -print | xargs`
+EXCLUDE_DIRS="$COPY_DIR $CPU_DIR $APP_DIR $OS_DIR $WIZARD_DIR $EMUL_DIR $FAT_DIR $NMEA_DIR"
+EXCLUDE_CMD="\.svn -prune "
+for i in $EXCLUDE_DIRS; do
+ EXCLUDE_CMD="$EXCLUDE_CMD -o -path $i -prune ";
+done
+
+#Create a list of source file without a cpu specific source
+GEN_SRC=`find . \( -name $EXCLUDE_CMD \) -o -name *.${2} -print | xargs`