.text
	.global _start
_start:
	mov $buf, %rsi
readloop:
	## Read character in.
	mov $0, %rax
	mov $0, %rdi
	mov $1, %rdx
	syscall

	## Check return value; exit if not equal to one.
	cmp $1, %rax
	jne exit

	## Move read character into RAX and increment buffer position.
	movzx (%rsi), %rax
	inc %rsi

	## Loop if read character wasn't a line feed.
	cmp $0x0a, %rax
	jne readloop

exit:
	## Exit with code 0
	mov $60, %rax
	mov $0, %rdi
	syscall

	.bss
buf:
	.skip 100