Fixed some bugs with inputs

source/kernel/features/basic.asm

@@ -1950,8 +1950,9 @@ do_input:
 
 .number_var:
 	mov ax, .tmpstring			; Get input from the user
-	mov bx, 6
+	mov bx, 20
 	call keyboard_display_input
+	jc .end
 
 	mov ax, .tmpstring
 	call string_length
@@ -1973,8 +1974,6 @@ do_input:
 	call os_print_newline
 
 	jmp mainloop
-
-
 .string_var:
 	mov ax, 128
 	mul bx
@@ -1987,8 +1986,9 @@ do_input:
 
 	jmp mainloop
 
-
-	.tmpstring	times 6 db 0
+	.tmpstring	times 20 db 0
+.end
+	ret
 
 
 ; -----------------------------------------------------------