os_start_cli:
	pusha

	mov si, prompt
	call os_print_string

	mov di, user_input

	call os_display_input

	popa
	ret

; ------------------------------------------------

os_read_cli:
	pusha

.output_the_user_input:
	call os_print_newline

	mov si, command_result_text
	call os_print_string

	mov si, user_input
	call os_print_string

	call os_print_newline

.check_matches:			; Check if the user input matches any internal commands
	mov si, user_input
	mov di, help_string
	call os_compare_strings
	cmp cl, 1
	je print_help_text

.finish:
	call os_start_cli

print_help_text:
	mov si, help_text
	call os_print_string_nl


user_input times 20 db 0
prompt db 'CrawOS > ', 0
help_string db 'HELP', 0
help_text db 'This is CrawOS', 0
command_result_text db 'You typed: ', 0