[libvirt PATCH 004/351] meson: drop loader_nvram build option

[Pavel Hrdina]

On Thu, Jul 16, 2020 at 04:12:31PM +0200, Ján Tomko wrote:
> On a Thursday in 2020, Pavel Hrdina wrote:
> > With the switch to meson it should be safe to drop this build option.
> > We don't have any deprecation policy so let's take the opportunity when
> > everything will break current users.
> > 
> 
> The commit message does not mention that this option is deprecated
> or why it's safe to drop it.
> 
> Also, this is another patch that can be pushed separately.
> 
> > Signed-off-by: Pavel Hrdina <phrdina at redhat.com>
> > ---
> > configure.ac            |  3 ---
> > m4/virt-loader-nvram.m4 | 49 -----------------------------------------
> > 2 files changed, 52 deletions(-)
> > delete mode 100644 m4/virt-loader-nvram.m4
> > 
> > diff --git a/configure.ac b/configure.ac
> > index 97dbfe9ec2b..23074d3badd 100644
> > --- a/configure.ac
> > +++ b/configure.ac
> > @@ -515,7 +515,6 @@ LIBVIRT_ARG_NUMAD
> > LIBVIRT_ARG_INIT_SCRIPT
> > LIBVIRT_ARG_CHRDEV_LOCK_FILES
> > LIBVIRT_ARG_DEFAULT_EDITOR
> > -LIBVIRT_ARG_LOADER_NVRAM
> > LIBVIRT_ARG_LOGIN_SHELL
> > LIBVIRT_ARG_HOST_VALIDATE
> > LIBVIRT_ARG_TLS_PRIORITY
> > @@ -528,7 +527,6 @@ LIBVIRT_CHECK_NUMAD
> > LIBVIRT_CHECK_INIT_SCRIPT
> > LIBVIRT_CHECK_CHRDEV_LOCK_FILES
> > LIBVIRT_CHECK_DEFAULT_EDITOR
> > -LIBVIRT_CHECK_LOADER_NVRAM
> > LIBVIRT_CHECK_LOGIN_SHELL
> > LIBVIRT_CHECK_HOST_VALIDATE
> > LIBVIRT_CHECK_TLS_PRIORITY
> > @@ -1047,7 +1045,6 @@ LIBVIRT_RESULT_NUMAD
> > LIBVIRT_RESULT_INIT_SCRIPT
> > LIBVIRT_RESULT_CHRDEV_LOCK_FILES
> > LIBVIRT_RESULT_DEFAULT_EDITOR
> > -LIBVIRT_RESULT_LOADER_NVRAM
> > LIBVIRT_RESULT_LOGIN_SHELL
> > LIBVIRT_RESULT_HOST_VALIDATE
> > LIBVIRT_RESULT_TLS_PRIORITY
> > diff --git a/m4/virt-loader-nvram.m4 b/m4/virt-loader-nvram.m4
> > deleted file mode 100644
> > index ed2ae0cf27b..00000000000
> > --- a/m4/virt-loader-nvram.m4
> > +++ /dev/null
> > @@ -1,49 +0,0 @@
> > -dnl The loader:nvram list 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_LOADER_NVRAM], [
> > -  LIBVIRT_ARG_WITH([LOADER_NVRAM],
> > -                   [Pass list of pairs of <loader>:<nvram> paths.
> > -                    Both pairs and list items are separated by a colon.],
> > -                   [''])
> > -])
> > -
> > -AC_DEFUN([LIBVIRT_CHECK_LOADER_NVRAM], [
> > -  if test "x$with_loader_nvram" != "xno" && \
> > -     test "x$with_loader_nvram" != "x" ; then
> > -    l=$(echo $with_loader_nvram | tr ':' '\n' | wc -l)
> > -    if test $(expr $l % 2) -ne 0 ; then
> > -      AC_MSG_ERROR([Malformed --with-loader-nvram argument])
> > -    elif test $l -gt 0 ; then
> > -      AC_MSG_WARN([Note that --with-loader-nvram is obsolete and will be removed soon])
> > -    fi
> > -    AC_DEFINE_UNQUOTED([DEFAULT_LOADER_NVRAM], ["$with_loader_nvram"],
> > -                       [List of loader:nvram pairs])
> 
> This makes any #ifdef DEFAULT_LOADER_NVRAM dead code.
> 
> Is libxl okay with this change? There does not seem to be any reading of
> firmware descriptor files in libxl code.

Good point, I'm OK with adding this option into meson as well, it's
fairly simple. Michal, what do you think about it?

Pavel
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