General: Update build system to upstream support of meson+ninja.

Upstream thinks, that the auto tools are too 'legacy', or that they
are at least no longer fitting.

We follow, as the classic auto tools files have been removed, so no
other choice here...

2 files changed, 248 insertions, 1 deletions

diff --git a/src/core/Makefile b/src/core/Makefile
deleted file mode 120000
index d0b0e8e00..000000000
--- a/src/core/Makefile
+++ /dev/null
@@ -1 +0,0 @@
-../Makefile
\ No newline at end of file
diff --git a/src/core/meson.build b/src/core/meson.build
new file mode 100644
index 000000000..d539ba0ee
--- /dev/null
+++ b/src/core/meson.build
@@ -0,0 +1,248 @@
+#if 0 /// elogind has only two of the parts here in it...
+# libcore_la_sources = '''
+#         unit.c
+#         unit.h
+#         unit-printf.c
+#         unit-printf.h
+#         job.c
+#         job.h
+#         manager.c
+#         manager.h
+#         transaction.c
+#         transaction.h
+#         load-fragment.c
+#         load-fragment.h
+#         service.c
+#         service.h
+#         socket.c
+#         socket.h
+#         busname.c
+#         busname.h
+#         bus-policy.c
+#         bus-policy.h
+#         target.c
+#         target.h
+#         device.c
+#         device.h
+#         mount.c
+#         mount.h
+#         automount.c
+#         automount.h
+#         swap.c
+#         swap.h
+#         timer.c
+#         timer.h
+#         path.c
+#         path.h
+#         slice.c
+#         slice.h
+#         scope.c
+#         scope.h
+#         load-dropin.c
+#         load-dropin.h
+#         execute.c
+#         execute.h
+#         dynamic-user.c
+#         dynamic-user.h
+#         kill.c
+#         kill.h
+#         dbus.c
+#         dbus.h
+#         dbus-manager.c
+#         dbus-manager.h
+#         dbus-unit.c
+#         dbus-unit.h
+#         dbus-job.c
+#         dbus-job.h
+#         dbus-service.c
+#         dbus-service.h
+#         dbus-socket.c
+#         dbus-socket.h
+#         dbus-busname.c
+#         dbus-busname.h
+#         dbus-target.c
+#         dbus-target.h
+#         dbus-device.c
+#         dbus-device.h
+#         dbus-mount.c
+#         dbus-mount.h
+#         dbus-automount.c
+#         dbus-automount.h
+#         dbus-swap.c
+#         dbus-swap.h
+#         dbus-timer.c
+#         dbus-timer.h
+#         dbus-path.c
+#         dbus-path.h
+#         dbus-slice.c
+#         dbus-slice.h
+#         dbus-scope.c
+#         dbus-scope.h
+#         dbus-execute.c
+#         dbus-execute.h
+#         dbus-kill.c
+#         dbus-kill.h
+#         dbus-cgroup.c
+#         dbus-cgroup.h
+#         cgroup.c
+#         cgroup.h
+#         selinux-access.c
+#         selinux-access.h
+#         selinux-setup.c
+#         selinux-setup.h
+#         smack-setup.c
+#         smack-setup.h
+#         ima-setup.c
+#         ima-setup.h
+#         locale-setup.h
+#         locale-setup.c
+#         hostname-setup.c
+#         hostname-setup.h
+#         machine-id-setup.c
+#         machine-id-setup.h
+#         mount-setup.c
+#         mount-setup.h
+#         kmod-setup.c
+#         kmod-setup.h
+#         loopback-setup.h
+#         loopback-setup.c
+#         namespace.c
+#         namespace.h
+#         killall.h
+#         killall.c
+#         audit-fd.c
+#         audit-fd.h
+#         show-status.c
+#         show-status.h
+#         emergency-action.c
+#         emergency-action.h
+# '''.split()
+#else
+libcore_la_sources = files('''
+        cgroup.c
+        cgroup.h
+        mount-setup.c
+        mount-setup.h
+'''.split())
+#endif // 0
+
+#if 0 /// The rest is not needed by elogind, we use the sources directly in login
+# load_fragment_gperf_gperf = custom_target(
+#         'load-fragment-gperf.gperf',
+#         input : 'load-fragment-gperf.gperf.m4',
+#         output: 'load-fragment-gperf.gperf',
+#         command : [m4, '-P'] + m4_defines + ['@INPUT@'],
+#         capture : true)
+# 
+# load_fragment_gperf_c = custom_target(
+#         'load-fragment-gperf.c',
+#         input : load_fragment_gperf_gperf,
+#         output : 'load-fragment-gperf.c',
+#         command : [gperf, '@INPUT@', '--output-file', '@OUTPUT@'])
+# 
+# awkscript = 'load-fragment-gperf-nulstr.awk'
+# load_fragment_gperf_nulstr_c = custom_target(
+#         'load-fragment-gperf-nulstr.c',
+#         input : [awkscript, load_fragment_gperf_gperf],
+#         output : 'load-fragment-gperf-nulstr.c',
+#         command : [awk, '-f', '@INPUT0@', '@INPUT1@'],
+#         capture : true)
+#
+# libcore = static_library(
+#         'core',
+#         libcore_la_sources,
+#         load_fragment_gperf_c,
+#         load_fragment_gperf_nulstr_c,
+#         include_directories : includes,
+#         link_with : [libshared_static],
+#         dependencies : [threads,
+#                         libseccomp,
+#                         libpam,
+#                         libaudit,
+#                         libkmod,
+#                         libapparmor,
+#                         libmount])
+#
+# systemd_sources = files('main.c')
+# 
+# systemd_shutdown_sources = files('''
+#         shutdown.c
+#         umount.c
+#         umount.h
+#         mount-setup.c
+#         mount-setup.h
+#         killall.c
+#         killall.h
+# '''.split())
+# 
+# in_files = [['macros.systemd',   rpmmacrosdir],
+#             ['triggers.systemd', ''],
+#             ['systemd.pc',       pkgconfigdatadir]]
+# 
+# foreach item : in_files
+#         file = item[0]
+#         dir = item[1]
+# 
+#         # If 'no', disable generation completely.
+#         # If '', generate, but do not install.
+#         if dir != 'no'
+#                 gen = configure_file(
+#                         input : file + '.in',
+#                         output : file,
+#                         configuration : substs)
+#                 if dir != ''
+#                         install_data(gen,
+#                                      install_dir : dir)
+#                 endif
+#         endif
+# endforeach
+# 
+# install_data('org.freedesktop.systemd1.conf',
+#              install_dir : dbuspolicydir)
+# install_data('org.freedesktop.systemd1.service',
+#              install_dir : dbussystemservicedir)
+# 
+# policy_in = configure_file(
+#         input : 'org.freedesktop.systemd1.policy.in.in',
+#         output : 'org.freedesktop.systemd1.policy.in',
+#         configuration : substs)
+# 
+# custom_target(
+#         'org.freedesktop.systemd1.policy',
+#         input : policy_in,
+#         output : 'org.freedesktop.systemd1.policy',
+#         command : intltool_command,
+#         install : install_polkit,
+#         install_dir : polkitpolicydir)
+#endif // 0
+
+# TODO: this might work with meson from git, see
+# https://github.com/mesonbuild/meson/issues/1441#issuecomment-283585493
+#
+# i18n.merge_file(
+#   'org.freedesktop.systemd1.policy',
+#   po_dir : po_dir,
+#   input : policy_in,
+#   output : 'org.freedesktop.systemd1.policy',
+#   install : install_polkit,
+#   install_dir : polkitpolicydir)
+
+#if 0 /// totally UNNEEDED in elogind
+# install_data('system.conf',
+#              'user.conf',
+#              install_dir : pkgsysconfdir)
+# 
+# meson.add_install_script('sh', '-c', mkdir_p.format(systemshutdowndir))
+# meson.add_install_script('sh', '-c', mkdir_p.format(systemsleepdir))
+# meson.add_install_script('sh', '-c', mkdir_p.format(systemgeneratordir))
+# meson.add_install_script('sh', '-c', mkdir_p.format(usergeneratordir))
+# 
+# meson.add_install_script('sh', '-c',
+#                          mkdir_p.format(join_paths(pkgsysconfdir, 'system/multi-user.target.wants')))
+# meson.add_install_script('sh', '-c',
+#                          mkdir_p.format(join_paths(pkgsysconfdir, 'system/getty.target.wants')))
+# meson.add_install_script('sh', '-c',
+#                          mkdir_p.format(join_paths(pkgsysconfdir, 'user')))
+# meson.add_install_script('sh', '-c',
+#                          mkdir_p.format(join_paths(sysconfdir, 'xdg/systemd')))
+#endif // 0