X-Git-Url: http://cloudbase.mooo.com/gitweb/z180-stamp.git/blobdiff_plain/d684c21619905153eff68c43927207248925f6c2..3531528ecedde37d5ebc67a330d192565290175a:/avr/con-utils.c

diff --git a/avr/con-utils.c b/avr/con-utils.c
index 430ba98..b8017ed 100644
--- a/avr/con-utils.c
+++ b/avr/con-utils.c
@@ -1,30 +1,34 @@
 
 #include <string.h>
-#include <stdio.h>
+#include "common.h"
 
 #include "serial.h"
+#include "background.h"
 #include "con-utils.h"
 
-
 uint_fast8_t tstc(void)
 {
+	bg_shed();
 	return serial_tstc();
 }
 
-int my_getchar(void)
+int my_getchar(uint_fast8_t waitforchar)
 {
 	int c;
 	
-	while((c = serial_getc()) < 0)
-		;
+	do {
+		bg_shed();
+		c = serial_getc();
+	} while ((c < 0) && waitforchar);
+
 	return c;
 }
 
 
 /* test if ctrl-c was pressed */
 
-static uint_fast8_t ctrlc_disabled = 0;	/* see disable_ctrl() */
-static uint_fast8_t ctrlc_was_pressed = 0;
+static uint_fast8_t ctrlc_disabled;	/* see disable_ctrl() */
+static uint_fast8_t ctrlc_was_pressed;
 
 uint_fast8_t ctrlc(void)
 {
@@ -53,7 +57,7 @@ uint_fast8_t confirm_yesno(void)
 		;
 	i = 0;
 	while (i < sizeof(str_input)) {
-		str_input[i] = my_getchar();
+		str_input[i] = my_getchar(1);
 		putchar(str_input[i]);
 		if (str_input[i] == '\r')
 			break;