libvirt/m4/virt-nss.m4
Michal Privoznik 859cb18d54 Initial support for NSS plugin skeleton
Name Service Switch is a glibc feature responsible for many
things. Translating domain names into IP addresses and vice versa
is just one of them. However, currently it's the only
functionality that this commit is tickling. Well, in this commit
the plugin skeleton is introduced. Implementation to come in next
patches.
Because of the future testing, where the implementation is to be
linked with a test, this needs to go into static library. Linking
a program with an .so statically is not portable. Therefore a
dummy libnss_libvirt_impl library is being introduced too.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
2016-03-18 17:29:53 +01:00

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dnl The libvirt nsswitch plugin
dnl
dnl Copyright (C) 2016 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_CHECK_NSS],[
AC_ARG_WITH([nss-plugin],
[AS_HELP_STRING([--with-nss-plugin],
[enable Name Servie Switch plugin for resolving guest IP addresses])],
[], [with_nss_plugin=check])
fail=0
if test "x$with_nss_plugin" != "xno" ; then
AC_CHECK_HEADERS([nss.h], [
with_nss_plugin=yes
],[
if test "x$with_nss_plugin" = "xyes" ; then
fail = 1
fi
])
if test $fail = 1 ; then
AC_MSG_ERROR([Can't build nss plugin without nss.h])
fi
if test "x$with_nss_plugin" = "xyes" ; then
AC_DEFINE_UNQUOTED([NSS], 1, [whether nss plugin is enabled])
fi
fi
AM_CONDITIONAL(WITH_NSS, [test "x$with_nss_plugin" = "xyes"])
])
AC_DEFUN([LIBVIRT_RESULT_NSS],[
LIBVIRT_RESULT([nss], [$with_nss_plugin])
])