shithub: battleship

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bts: fix confirmdone().

--- a/bts.c

+++ b/bts.c

@@ -708,15 +708,16 @@

 	};

 	csetcursor(mc, &anchor);

-	readmouse(mc);

-	while(mc->buttons == 0)

+	while(mc->buttons != 0)			/* ignore any buttons already pressed */

 		readmouse(mc);

+	while(mc->buttons == 0)			/* wait for a button press */

+		readmouse(mc);

 	if(mc->buttons != 4){

 		while(nbrecv(kctl->c, nil))	/* flush key presses */

 		csetcursor(mc, nil);

 		return 0;

 	}

-	while(mc->buttons){

+	while(mc->buttons){			/* commit action on button release */

 		if(mc->buttons != 4){

 			while(nbrecv(kctl->c, nil));

 			csetcursor(mc, nil);