This is the patch to remove the sprint calles for bitsy.

Reference: /n/sources/patch/saved/remove-sprint-bitsy
Date: Fri Feb 25 22:15:24 CET 2011
Signed-off-by: 20h@r-36.net

--- /sys/src/9/bitsy/trap.c	Fri Feb 25 22:13:41 2011
+++ /sys/src/9/bitsy/trap.c	Fri Feb 25 22:13:37 2011
@@ -306,7 +306,7 @@
 			panic("fault: kernel accessing 0x%lux", va);
 		}
 //		warnregs(ureg, "user fault");
-		sprint(buf, "sys: trap: fault %s va=0x%lux", read ? "read" : "write", va);
+		snprint(buf, sizeof(buf), "sys: trap: fault %s va=0x%lux", read ? "read" : "write", va);
 		postnote(up, 1, buf, NDebug);
 	}
 	up->insyscall = insyscall;
@@ -411,7 +411,7 @@
 		case 0xb:
 			/* domain fault, accessing something we shouldn't */
 			if(user){
-				sprint(buf, "sys: access violation: pc 0x%lux va 0x%lux\n",
+				snprint(buf, sizeof(buf), "sys: access violation: pc 0x%lux va 0x%lux\n",
 					ureg->pc, va);
 				postnote(up, 1, buf, NDebug);
 			} else
@@ -432,7 +432,7 @@
 			rv = fpiarm(ureg);
 			splx(x);
 			if (rv == 0) {
-				sprint(buf, "undefined instruction: pc 0x%lux\n", ureg->pc);
+				snprint(buf, sizeof(buf), "undefined instruction: pc 0x%lux\n", ureg->pc);
 				postnote(up, 1, buf, NDebug);
 			}
 		}else{
@@ -694,7 +694,7 @@
 		l = strlen(n->msg);
 		if(l > ERRMAX-15)	/* " pc=0x12345678\0" */
 			l = ERRMAX-15;
-		sprint(n->msg+l, " pc=0x%.8lux", ureg->pc);
+		snprint(n->msg+l, sizeof(n->msg)-l, " pc=0x%.8lux", ureg->pc);
 	}
 
 	if(n->flag!=NUser && (up->notified || up->notify==0)){
--- /sys/src/9/bitsy/devµc.c	Fri Feb 25 22:13:46 2011
+++ /sys/src/9/bitsy/devµc.c	Fri Feb 25 22:13:44 2011
@@ -331,7 +331,7 @@
 	switch((ulong)c->qid.path){
 	case Qbattery:
 		sendmsgwithack(BLbattery, nil, 0);		/* send a battery request */
-		sprint(buf, "voltage: %d\nac: %s\nstatus: %s\n", ctlr.voltage,
+		snprint(buf, sizeof(buf), "voltage: %d\nac: %s\nstatus: %s\n", ctlr.voltage,
 			acstatus(ctlr.acstatus),
 			batstatus(ctlr.batstatus));
 		return readstr(off, a, n, buf);
--- /sys/src/9/bitsy/devpenmouse.c	Fri Feb 25 22:13:53 2011
+++ /sys/src/9/bitsy/devpenmouse.c	Fri Feb 25 22:13:50 2011
@@ -251,7 +251,7 @@
 		return devdirread(c, va, n, mousedir, nelem(mousedir), devgen);
 
 	case Qmousectl:
-		sprint(buf, "c%11ld %11ld %11ld %11ld",
+		snprint(buf, sizeof(buf), "c%11ld %11ld %11ld %11ld",
 				calibration.scalex, calibration.scaley,
 				calibration.transx, calibration.transy);
 		if(n > 1+4*12)
@@ -280,7 +280,7 @@
 		} else {
 			m = mouse.Mousestate;
 		}
-		sprint(buf, "m%11d %11d %11d %11lud",
+		snprint(buf, sizeof(buf), "m%11d %11d %11d %11lud",
 			m.xy.x, m.xy.y,
 			m.buttons,
 			m.msec);
--- /sys/src/9/bitsy/devflash.c	Fri Feb 25 22:14:00 2011
+++ /sys/src/9/bitsy/devflash.c	Fri Feb 25 22:13:56 2011
@@ -675,15 +675,15 @@
 	char err[64];
 
 	if(status & (ISEs_lockerr)){
-		sprint(err, "flash%d: block locked %lux", bank, status);
+		snprint(err, sizeof(err), "flash%d: block locked %lux", bank, status);
 		error(err);
 	}
 	if(status & (ISEs_powererr)){
-		sprint(err, "flash%d: low prog voltage %lux", bank, status);
+		snprint(err, sizeof(err), "flash%d: low prog voltage %lux", bank, status);
 		error(err);
 	}
 	if(status & (ISEs_progerr|ISEs_eraseerr)){
-		sprint(err, "flash%d: i/o error %lux", bank, status);
+		snprint(err, sizeof(err), "flash%d: i/o error %lux", bank, status);
 		error(err);
 	}
 }
--- /sys/src/9/bitsy/devether.c	Fri Feb 25 22:14:06 2011
+++ /sys/src/9/bitsy/devether.c	Fri Feb 25 22:14:03 2011
@@ -71,7 +71,7 @@
 	char *p, *e;
 
 	ctlrno = atoi(spec);
-	sprint(name, "ether%d", ctlrno);
+	snprint(name, sizeof(name), "ether%d", ctlrno);
 
 	if(on == 0)
 		return -1;