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#!/bin/bash
extract()
{
if [ -r $1 ]; then
# this can miss pseudo-valid files that have crap after the pattern
cat $1 | grep -v ^$ | grep -v ^# | tail -1
else
echo Argument is not a readable file > /dev/stderr
exit 1
fi
}
if [ ! $1 ]; then
echo Please specify a pattern or pattern file.
exit 1
fi
if [ ! $2 ]; then
echo
echo Using the userspace pattern and library.
echo You can change this by saying \"kernel\" as the second argument.
echo
matchprog=./test_speed-userspace # no, really
elif [ $2 == "kernel" ]; then
echo Using the kernel pattern and library.
matchprog=./match_kernel
elif [ $2 == "userspace" ]; then
echo Using the userspace pattern and library.
matchprog=./test_speed-userspace
else
echo Didn\'t understand what you wanted. Using the userspace library.
matchprog=./test_speed-userspace
fi
if [ $3 ]; then
times=$3
else
times=500
echo
echo Doing 500 repetitions of each test.
echo You can change this by giving a number as the third argument.
echo
fi
if [ -x ./randchars ] && [ -x $matchprog ] && [ -x ./randprintable ]; then
true
else
echo Can\'t find randchars, $matchprog or randprintable.
echo They should be in this directory. Did you say \"make\"?
exit 1
fi
printf "Out of $times completely random streams, this many match: "
pattern="`extract $1`"
for f in `seq $times`; do
if [ $3 ]; then printf . > /dev/stderr; fi
if [ $2 ] && [ $2 == "kernel" ]; then
if ! ./randchars | $matchprog "$pattern"; then exit 1; fi
else
if ! ./randchars | $matchprog -f $1 -n 1 -v; then exit 1; fi
fi
done | grep -iE '^match' -c
printf "Out of $times printable random streams, this many match: "
for f in `seq $times`; do
if [ $3 ]; then printf . > /dev/stderr; fi
if [ $2 ] && [ $2 == "kernel" ]; then
if ! ./randprintable | $matchprog "$pattern"; then
exit 1
fi
else
if ! ./randprintable | $matchprog -v -n 1 -f $1; then
exit 1
fi
fi
done | grep -iE '^match' -c
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