[libvirt PATCH 123/351] meson: add pm_utils build option

[Peter Krempa]

On Thu, Jul 16, 2020 at 11:55:59 +0200, Pavel Hrdina wrote:
> Signed-off-by: Pavel Hrdina <phrdina at redhat.com>
> ---
>  configure.ac        | 10 ----------
>  m4/virt-pm-utils.m4 | 45 ---------------------------------------------
>  meson.build         | 12 ++++++++++++
>  meson_options.txt   |  1 +
>  4 files changed, 13 insertions(+), 55 deletions(-)
>  delete mode 100644 m4/virt-pm-utils.m4
> 
> diff --git a/configure.ac b/configure.ac
> index 90868fdb351..f5b567806e3 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -77,12 +77,6 @@ AM_CONDITIONAL([WITH_LINUX], [test "$with_linux" = "yes"])
>  AM_CONDITIONAL([WITH_FREEBSD], [test "$with_freebsd" = "yes"])
>  AM_CONDITIONAL([WITH_MACOS], [test "$with_macos" = "yes"])
>  
> -# Check for compiler and library settings.
> -
> -LIBVIRT_ARG_PM_UTILS
> -
> -LIBVIRT_CHECK_PM_UTILS
> -
>  
>  dnl
>  dnl in case someone want to build static binaries
> @@ -157,10 +151,6 @@ AC_MSG_NOTICE([])
>  AC_MSG_NOTICE([Configuration summary])
>  AC_MSG_NOTICE([=====================])
>  AC_MSG_NOTICE([])
> -AC_MSG_NOTICE([Libraries])
> -AC_MSG_NOTICE([])
> -LIBVIRT_RESULT_PM_UTILS
> -AC_MSG_NOTICE([])
>  AC_MSG_NOTICE([Windows])
>  AC_MSG_NOTICE([])
>  LIBVIRT_WIN_RESULT_WINDRES
> diff --git a/m4/virt-pm-utils.m4 b/m4/virt-pm-utils.m4
> deleted file mode 100644
> index 02bf41e627b..00000000000
> --- a/m4/virt-pm-utils.m4
> +++ /dev/null
> @@ -1,45 +0,0 @@
> -dnl The pm-utils support check
> -dnl
> -dnl Copyright (C) 2016 Red Hat, Inc.
> -dnl
> -dnl This library is free software; you can redistribute it and/or
> -dnl modify it under the terms of the GNU Lesser General Public
> -dnl License as published by the Free Software Foundation; either
> -dnl version 2.1 of the License, or (at your option) any later version.
> -dnl
> -dnl This library is distributed in the hope that it will be useful,
> -dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
> -dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> -dnl Lesser General Public License for more details.
> -dnl
> -dnl You should have received a copy of the GNU Lesser General Public
> -dnl License along with this library.  If not, see
> -dnl <http://www.gnu.org/licenses/>.
> -dnl
> -
> -AC_DEFUN([LIBVIRT_ARG_PM_UTILS], [
> -  LIBVIRT_ARG_WITH([PM_UTILS], [use pm-utils for power management], [check])
> -])
> -
> -AC_DEFUN([LIBVIRT_CHECK_PM_UTILS], [
> -  AC_REQUIRE([LIBVIRT_CHECK_DBUS])
> -  AC_REQUIRE([LIBVIRT_CHECK_INIT_SCRIPT])
> -
> -  if test "$with_pm_utils" = "check"; then
> -    with_pm_utils=yes
> -    if test "$with_dbus" = "yes"; then
> -      if test "$init_systemd" = "yes"; then
> -        with_pm_utils=no
> -      fi
> -    fi
> -  fi
> -
> -  if test "$with_pm_utils" = "yes"; then
> -    AC_DEFINE_UNQUOTED([WITH_PM_UTILS], 1, [whether to use pm-utils])
> -  fi
> -  AM_CONDITIONAL([WITH_PM_UTILS], [test "$with_pm_utils" = "yes"])
> -])
> -
> -AC_DEFUN([LIBVIRT_RESULT_PM_UTILS], [
> -  LIBVIRT_RESULT_LIB([PM_UTILS])
> -])
> diff --git a/meson.build b/meson.build
> index 24e42b0c421..e7efcb82b9b 100644
> --- a/meson.build
> +++ b/meson.build
> @@ -2162,6 +2162,17 @@ if conf.has('WITH_LIBVIRTD') and host_machine.system() == 'linux'
>    conf.set('WITH_NWFILTER', 1)
>  endif
>  
> +if not get_option('pm_utils').disabled()
> +  use_pm_utils = true
> +  if dbus_dep.found() and init_script == 'systemd'

The original impl seems to ask whether 'systemd' is used as init script
and not whether the systemd unit files have to be installed.

e.g. one could disable installation of the unit files but this one still
must be set.