libvirt/m4/virt-wireshark.m4

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dnl The libvirt.so wireshark plugin
dnl
dnl Copyright (C) 2015 Red Hat, Inc.
dnl
dnl This library is free software; you can redistribute it and/or
dnl modify it under the terms of the GNU Lesser General Public
dnl License as published by the Free Software Foundation; either
dnl version 2.1 of the License, or (at your option) any later version.
dnl
dnl This library is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
dnl Lesser General Public License for more details.
dnl
dnl You should have received a copy of the GNU Lesser General Public
dnl License along with this library. If not, see
dnl <http://www.gnu.org/licenses/>.
dnl
AC_DEFUN([LIBVIRT_ARG_WIRESHARK],[
LIBVIRT_ARG_WITH_FEATURE([WIRESHARK_DISSECTOR], [wireshark], [check], [2.4.0])
LIBVIRT_ARG_WITH([WS_PLUGINDIR],
[wireshark plugins directory for use when installing
wireshark plugin], [check])
])
AC_DEFUN([LIBVIRT_CHECK_WIRESHARK],[
LIBVIRT_CHECK_PKG([WIRESHARK_DISSECTOR], [wireshark], [2.4.0])
dnl Check for system location of wireshark plugins
if test "x$with_wireshark_dissector" != "xno" ; then
if test "x$with_ws_plugindir" = "xcheck" ; then
ws_plugindir="$($PKG_CONFIG --variable plugindir wireshark)"
ws_exec_prefix="$($PKG_CONFIG --variable exec_prefix wireshark)"
ws_modversion="$($PKG_CONFIG --modversion wireshark)"
if test "x$ws_plugindir" = "x" ; then
dnl On some systems the plugindir variable may not be stored within pkg config.
dnl Fall back to older style of constructing the plugin dir path.
ws_plugindir="$libdir/wireshark/plugins/$ws_modversion"
else
if test "x$ws_exec_prefix" = "x" ; then
dnl If wireshark's exec_prefix cannot be retrieved from pkg-config,
dnl this is our best bet
ws_exec_prefix="/usr"
fi
dnl Replace wireshark's exec_prefix with our own.
dnl Note that ${exec_prefix} is kept verbatim at this point in time,
dnl and will only be expanded later, when make is called: this makes
dnl it possible to override such prefix at compilation or installation
dnl time
ws_plugindir='${exec_prefix}'"${ws_plugindir#$ws_exec_prefix}"
fi
dnl Since wireshark 2.5.0 plugins can't live in top level
dnl plugindir but have to be under one of ["epan",
dnl "wiretap", "codecs"] subdir. The first one looks okay.
ws_plugindir="$ws_plugindir/epan"
elif test "x$with_ws_plugindir" = "xno" || test "x$with_ws_plugindir" = "xyes"; then
AC_MSG_ERROR([ws-plugindir must be used only with valid path])
else
ws_plugindir=$with_ws_plugindir
fi
fi
AC_SUBST([ws_plugindir])
])
AC_DEFUN([LIBVIRT_RESULT_WIRESHARK],[
LIBVIRT_RESULT_LIB([WIRESHARK_DISSECTOR])
])