tcpdump/tests/lmp-v.sh

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#!/bin/sh
# The "verbose" Link Management Protocol test involves a float calculation that
# may produce a slightly different result depending on the architecture and the
# compiler (see GitHub issue #333). The reference output was produced using a
# GCC build and must reproduce correctly on any other GCC build regardless of
# the architecture.
exitcode=0
# A Windows build may have no file named Makefile and also a version of grep
# that won't return an error when the file does not exist. Work around.
if [ ! -f ../Makefile ]
then
printf ' %-35s: TEST SKIPPED (no Makefile)\n' 'lmp-v'
elif grep '^CC = .*gcc' ../Makefile >/dev/null
then
passed=`cat .passed`
failed=`cat .failed`
if ./TESTonce lmp-v lmp.pcap lmp-v.out '-T lmp -v'
then
passed=`expr $passed + 1`
echo $passed >.passed
else
failed=`expr $failed + 1`
echo $failed >.failed
exitcode=1
fi
else
printf ' %-35s: TEST SKIPPED (compiler is not GCC)\n' 'lmp-v'
fi
exit $exitcode