don't escape commas when saving named's command line

bin/named/main.c

@@ -352,7 +352,7 @@ save_command_line(int argc, char *argv[]) {
 		*dst++ = ' ';
 
 		while (*src != '\0' && dst < eob) {
-			if (isalnum(*src) ||
+			if (isalnum(*src) || *src == ',' ||
 			    *src == '-' || *src == '_' ||
 			    *src == '.' || *src == '/')
 			{

bin/tests/system/resolver/tests.sh

@@ -795,5 +795,12 @@ grep "status: SERVFAIL" dig.ns5.out.${n} > /dev/null || ret=1
 if [ $ret != 0 ]; then echo_i "failed"; fi
 status=`expr $status + $ret`
 
+n=`expr $n + 1`
+echo_i "check logged command line ($n)"
+ret=0
+grep "running as: .* -m record,size,mctx " ns1/named.run > /dev/null || ret=1
+if [ $ret != 0 ]; then echo_i "failed"; fi
+status=`expr $status + $ret`
+
 echo_i "exit status: $status"
 [ $status -eq 0 ] || exit 1