shithub: riscv

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snoopy(8): avoid extra spaces in dhcp filter output

--- a/sys/src/cmd/ip/snoopy/dhcp.c

+++ b/sys/src/cmd/ip/snoopy/dhcp.c

@@ -65,9 +65,14 @@

 static char*

 pserver(char *p, char *e, char *tag, uchar *o, int n)

 {

+	int i;

+

 	p = seprint(p, e, "%s=(", tag);

+	i = 0;

 	while(n >= 4){

-		p = seprint(p, e, " %V", o);

+		if(i++ > 0)

+			p = seprint(p, e, " ");

+		p = seprint(p, e, "%V", o);

 		n -= 4;

 		o += 4;

 	}

@@ -345,7 +350,7 @@

 		case OBend:

 			goto out;

 		default:

-			snprint(msg, sizeof msg, " T%ud", code);

+			snprint(msg, sizeof msg, "T%ud", code);

 			p = phex(p, e, msg, o, n);

 			break;

 		}