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1#!/bin/awk -f
2#
3# Copyright (c) 1990, 1993
4# The Regents of the University of California. All rights reserved.
5#
6# This code is derived from software contributed to Berkeley by
7# Van Jacobson.
8#
9# Redistribution and use in source and binary forms, with or without
10# modification, are permitted provided that the following conditions
11# are met:
12# 1. Redistributions of source code must retain the above copyright
13# notice, this list of conditions and the following disclaimer.
14# 2. Redistributions in binary form must reproduce the above copyright
15# notice, this list of conditions and the following disclaimer in the
16# documentation and/or other materials provided with the distribution.
17# 3. All advertising materials mentioning features or use of this software
18# must display the following acknowledgement:
19# This product includes software developed by the University of
20# California, Berkeley and its contributors.
21# 4. Neither the name of the University nor the names of its contributors
22# may be used to endorse or promote products derived from this software
23# without specific prior written permission.
24#
25# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35# SUCH DAMAGE.
36#
37# @(#)mean.awk 8.1 (Berkeley) 6/6/93
38#
39/^ *[0-9]/ {
40 # print out the average time to each hop along a route.
41 tottime = 0; n = 0;
42 for (f = 5; f <= NF; ++f) {
43 if ($f == "ms") {
44 tottime += $(f - 1)
45 ++n
46 }
47 }
48 if (n > 0)
49 print $1, tottime/n, median
50}