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, 6 insertions, 9 deletions

diff --git a/src/cortexelf-v1/ao_cortexelf.c b/src/cortexelf-v1/ao_cortexelf.c
index 6bc2624f..1c30cd85 100644
--- a/src/cortexelf-v1/ao_cortexelf.c
+++ b/src/cortexelf-v1/ao_cortexelf.c
@@ -149,17 +149,16 @@ ao_fb_init(void)
 static void
 ao_video_toggle(void)
 {
-	ao_cmd_decimal();
-	if (ao_cmd_lex_i)
+	uint16_t r = ao_cmd_decimal();
+	if (r)
 		ao_fb_init();
-	ao_vga_enable(ao_cmd_lex_i);
+	ao_vga_enable(r)
 }
 
 static void
 ao_ball_toggle(void)
 {
-	ao_cmd_decimal();
-	ball_enable = ao_cmd_lex_i;
+	ball_enable = ao_cmd_decimal();
 	ao_wakeup(&ball_enable);
 }
 
@@ -208,11 +207,9 @@ led_cmd(void)
 {
 	uint8_t	start;
 	uint8_t value;
-	ao_cmd_decimal();
 
-	start = ao_cmd_lex_i;
-	ao_cmd_hex();
-	value = ao_cmd_lex_i;
+	start = ao_cmd_decimal();
+	value = ao_cmd_hex();
 	if (ao_cmd_status != ao_cmd_success)
 		return;
 	ao_as1107_write_8(start, value);