Add a fflush(stdout).

networking/ping.c

@@ -5,30 +5,11 @@
  *
  * Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
  *
- * This program is free software; you can redistribute it and/or modify
+ * Adapted from the ping in netkit-base 0.10:
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * This version of ping is adapted from the ping in netkit-base 0.10,
- * which is:
- *
  * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
+ * Derived from software contributed to Berkeley by Mike Muuss.
  *
- * This code is derived from software contributed to Berkeley by
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
- * Mike Muuss.
- *
- * Original copyright notice is retained at the end of this file.
  */
 
 #include <sys/param.h>
@@ -337,6 +318,7 @@ static void unpack(char *buf, int sz, struct sockaddr_in *from)
 		if (icmppkt->icmp_type != ICMP_ECHO)
 			bb_error_msg("Warning: Got ICMP %d (%s)",
 					icmppkt->icmp_type, icmp_type_name (icmppkt->icmp_type));
+	fflush(stdout);
 }
 
 static void ping(const char *host)
@@ -438,39 +420,3 @@ extern int ping_main(int argc, char **argv)
 	return EXIT_SUCCESS;
 }
 #endif /* ! CONFIG_FEATURE_FANCY_PING */
-
-/*
- * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Mike Muuss.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * 3. <BSD Advertising Clause omitted per the July 22, 1999 licensing change
- *		ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change>
- *
- * 4. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */