altos: Make cmd number parsing functions return value

Don't use a global variable to hold the result.

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 2 insertions, 4 deletions

diff --git a/src/drivers/ao_seven_segment.c b/src/drivers/ao_seven_segment.c
index d2e1248f..1be305e5 100644
--- a/src/drivers/ao_seven_segment.c
+++ b/src/drivers/ao_seven_segment.c
@@ -209,10 +209,8 @@ static void
 ao_seven_segment_show(void)
 {
 	uint8_t	digit, value;
-	ao_cmd_decimal();
-	digit = ao_cmd_lex_i;
-	ao_cmd_decimal();
-	value = ao_cmd_lex_i;
+	digit = ao_cmd_decimal();
+	value = ao_cmd_decimal();
 	ao_seven_segment_set(digit, value);
 }