awk-chess

Welcome to Awk Chess

How to start

> awk -f chess2.awk

How to play

Please read guide carefully before playing:

Pieces	Options	Action
Pawn	ff	to go forward two step if it is pawn's first move
	f	to go forward one step
	fr	to go forward right one step
	fl	to go forward left one step
Knight	fr	to go 2 steps forward and 1 step right
	fl	to go 2 steps forward and 1 step left
	br	to go 2 steps backward and 1 step right
	bl	to go 2 steps backward and 1 step left
	rf	to go 2 steps right and 1 step forward
	rb	to go 2 steps right and 1 step backward
	lf	to go 2 steps left and 1 step forward
	lb	to go 2 steps left and 1 step backward
Rook	l n	to go left n steps
	r n	to go right n steps
	f n	to go forward n steps
	b n	to go backward n steps
Bishop	fr n	to go forward right diagonally n steps
	fl n	to go forward left diagonally n setps
	br n	to go backward right diagonally n steps
	bl n	to go backward left diagonally n steps
Queen		all Rook and Bishop options
King		all Rook and Bishop options withou [n] option

Input Format:

boxpos option [n]

Example:

a7 f
b2 ff
b8 fr
a8 r 1
c8 fr 3
f5 br 2
a6 b 5