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#!/bin/sh
# Exit status codes:
# 0 = Version reported correctly
# 1 = Error
TWS_TIMEOUT="15"
if ! test -e "$1"; then
echo "Usage: $0 <jar file | TWS dir>" 1>&2
echo "Example: $0 $HOME/.tws_scripts/unixmacosx_latest.jar" 1>&2
exit 1
fi
ARG1="$(readlink -v -f "$1")" || exit 1
TDIR="$(mktemp -d -t twsdir.XXXX)" || exit 1
trap "rm -rf ${TDIR}" exit
cd "${TDIR}" || exit 1
if test -d "${ARG1}"; then
if test -f "${ARG1}/jts.ini" ;then
TWS_DIR="${ARG1}"
else
echo "error: directory '"${ARG1}"' is not a TWS installation" 2>&1
exit 1
fi
else
if jar xf "${ARG1}" &>/dev/null && test -f IBJts/jts.jar; then
TWS_DIR="IBJts"
else
echo "error: invalid jar file '"${ARG1}"'" 2>&1
exit 1
fi
fi
TWS_HOME="${TDIR}/twshome"
mkdir "${TWS_HOME}" || exit 1
cp -a "${TWS_DIR}/jts.ini" "${TWS_HOME}" || exit 1
LOG_FIFO="${TDIR}/twslogpipe"
mkfifo "${LOG_FIFO}" || exit 1
TWS_CP="${TWS_DIR}/jts:${TWS_DIR}/*"
java -cp "${TWS_CP}" jclient.LoginFrame "${TWS_HOME}" &>"${LOG_FIFO}" &
disown
TWS_PID="$!"
VERSION_LINE="$(timeout --preserve-status "${TWS_TIMEOUT}" grep -m1 --line-buffered ": Build" "${LOG_FIFO}")"
kill -9 "${TWS_PID}" &>/dev/null
if test "${VERSION_LINE}" == ""; then
echo "could not grep version string" 1>&2
exit 1
fi
echo "${VERSION_LINE}" |sed -e 's/.*Build //1' -e 's/,.*//1'
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