#!/bin/ksh -p

#

# Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.

# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

#

# This code is free software; you can redistribute it and/or modify it

# under the terms of the GNU General Public License version 2 only, as

# published by the Free Software Foundation.

#

# This code is distributed in the hope that it will be useful, but WITHOUT

# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

# version 2 for more details (a copy is included in the LICENSE file that

# accompanied this code).

#

# You should have received a copy of the GNU General Public License version

# 2 along with this work; if not, write to the Free Software Foundation,

# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

#

# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

# or visit www.oracle.com if you need additional information or have any

# questions.

#

#   @test

#   @summary  Try to force GTK3. We must bail out to GTK2 if no 3 available.

#

#   @compile ProvokeGTK.java

#   @requires os.family == "linux"

#   @run shell/timeout=400 DemandGTK3.sh

#

# Note that we depend on

# strace in the PATH

# /sbin/ldconfig (which may be is not in PATH)

# It is true for OEL 7 and Ubuntu 14, 16

# but may fail in future. Save tomorrow for tomorrow.

#

which strace

if [ $?  -ne 0 ]

then

    echo "Please provide strace: \"which strace\" failed."

    exit 1

fi

HAVE_3=`/sbin/ldconfig -v 2>/dev/null | grep libgtk-3.so | wc -l`

if [ "${HAVE_3}" = "0" ]

then

    echo "No GTK 3 library found: we should bail out to 2"

    strace -o strace.log -fe open ${TESTJAVA}/bin/java  -cp ${TESTCLASSPATH}  -Djdk.gtk.version=3 ProvokeGTK

    EXECRES=$?

    grep  'libgtk-x11.*=\ *[0-9]*$' strace.log > logg

else

    echo "There is GTK 3 library: we should use it"

    strace -o strace.log -fe open ${TESTJAVA}/bin/java  -cp ${TESTCLASSPATH}  -Djdk.gtk.version=3 ProvokeGTK

    EXECRES=$?

    grep  'libgtk-3.*=\ *[0-9]*$' strace.log > logg

fi

if [ ${EXECRES}  -ne 0 ]

then

    echo "java execution failed for unknown reason, see logs"

    exit 2

fi

cat logg

if [  -s logg ]

then

    echo "Success."

    exit 0

else

    echo "Failed. Examine logs."

    exit 3

fi