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#!/bin/awk -f
BEGIN {
# this syntax will allow --assign var=val in command line
if (!RANGE_START_USEC) RANGE_START_USEC = 20
if (!RANGE_START_END) RANGE_END_USEC = 1000*1000*1000
if (!DECIMAL_DIGITS) DECIMAL_DIGITS = 9
dataStarted = 0
}
$1 == "txTime," {dataStarted = 1; print "txTime, usecLat"}
{
if (!dataStarted) print
else {
usecLat = 1000*1000*($2 - $1)/2
if (RANGE_START_USEC <= usecLat && usecLat <= RANGE_END_USEC )
printf "%.*f, %.3f\n", DECIMAL_DIGITS, $1, usecLat
}
}
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