To enable the console system first you have to go to where the game is installed
on your pc. There will be a file called Local. Open it with and add the
following lines:

g_cheats 1
gui_enable_menu_shortcuts 1
d_console 1

This enables the console system. When you start up the game press [~] and type
any of the following cheats.

giveme_food: Gives Food
giveme_gold: Gives Gold
giveme_all: Gives Gold, Wood, Food
ch_add_item_to_curr_player: Gives Items