summaryrefslogtreecommitdiffstats
path: root/desktop/gdm/0002-meson-allow-building-with-elogind.patch
blob: ea63f37eb936b4057cee28b94150a334236adb26 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
From 462cc0f5346f5913cf7151044f1c232c5d21c1c3 Mon Sep 17 00:00:00 2001
From: Dudemanguy <random342@airmail.cc>
Date: Mon, 5 Oct 2020 18:41:55 -0500
Subject: [PATCH] meson: allow building with elogind

Currently, the GDM meson build has a hard dependency on systemd.
However, GDM can function just fine if one is using elogind. This allows
a user to build GDM against libelogind and also disable the systemd
system and user units.
---
 common/meson.build                       |  2 +-
 data/meson.build                         | 62 ++++++++++++++----------
 data/pam-arch/gdm-launch-environment.pam |  1 +
 libgdm/meson.build                       |  2 +-
 meson.build                              | 36 +++++++++-----
 meson_options.txt                        |  5 +-
 6 files changed, 66 insertions(+), 42 deletions(-)

diff --git a/common/meson.build b/common/meson.build
index 074dd92e..bca58f7c 100644
--- a/common/meson.build
+++ b/common/meson.build
@@ -11,7 +11,7 @@ libgdmcommon_src = files(
 )
 
 libgdmcommon_deps = [
-  libsystemd_dep,
+  logind_dep,
   gobject_dep,
   gio_dep,
   gio_unix_dep,
diff --git a/data/meson.build b/data/meson.build
index 7c5222ea..403336c3 100644
--- a/data/meson.build
+++ b/data/meson.build
@@ -168,41 +168,53 @@ else
   service_config.set('PLYMOUTH_QUIT_SERVICE', '')
 endif
 
-if get_option('systemdsystemunitdir') != ''
-  systemd_systemunitdir = get_option('systemdsystemunitdir')
-else
-  systemd_systemunitdir = systemd_dep.get_pkgconfig_variable('systemdsystemunitdir')
+systemdsystemunitdir = get_option('systemdsystemunitdir')
+if systemdsystemunitdir != 'no'
+  assert(systemd_dep.found(), 'systemd required but not found, please provide a valid systemd system unit dir or disable it')
+  if get_option('systemdsystemunitdir') != ''
+    systemd_systemunitdir = get_option('systemdsystemunitdir')
+  else
+    systemd_systemunitdir = systemd_dep.get_pkgconfig_variable('systemdsystemunitdir')
+  endif
 endif
 
-if get_option('systemduserunitdir') != ''
-  systemd_userunitdir = get_option('systemduserunitdir')
-else
-  systemd_userunitdir = systemd_dep.get_pkgconfig_variable('systemduserunitdir',
-                                                           define_variable: ['prefix', get_option('prefix')])
+systemduserunitdir = get_option('systemduserunitdir')
+if systemduserunitdir != 'no'
+  assert(systemd_dep.found(), 'systemd required but not found, please provide a valid systemd user unit dir or disable it')
+  if get_option('systemduserunitdir') != ''
+    systemd_userunitdir = get_option('systemduserunitdir')
+  else
+    systemd_userunitdir = systemd_dep.get_pkgconfig_variable('systemduserunitdir',
+                                                             define_variable: ['prefix', get_option('prefix')])
+  endif
 endif
 
-configure_file(
-  input: 'gdm.service.in',
-  output: '@BASENAME@',
-  configuration: service_config,
-  install_dir: systemd_systemunitdir,
-  format: 'cmake'
-)
+if systemdsystemunitdir != 'no'
+  configure_file(
+    input: 'gdm.service.in',
+    output: '@BASENAME@',
+    configuration: service_config,
+    install_dir: systemd_systemunitdir,
+    format: 'cmake'
+  )
+endif
 
 gdm_gnome_session_wanted_targets = []
 foreach component: gdm_gnome_user_session_wanted_components
   gdm_gnome_session_wanted_targets += 'Wants=@0@.target'.format(component)
 endforeach
 
-configure_file(
-  input: 'session.conf.in',
-  output: 'session.conf',
-  configuration: {
-    'requires_component': gdm_gnome_shell_component,
-    'wants_required_components': '\n'.join(gdm_gnome_session_wanted_targets),
-  },
-  install_dir: systemd_userunitdir / 'gnome-session@gnome-login.target.d',
-)
+if systemduserunitdir != 'no'
+  configure_file(
+    input: 'session.conf.in',
+    output: 'session.conf',
+    configuration: {
+      'requires_component': gdm_gnome_shell_component,
+      'wants_required_components': '\n'.join(gdm_gnome_session_wanted_targets),
+    },
+    install_dir: systemd_userunitdir / 'gnome-session@gnome-login.target.d',
+  )
+endif
 
 # XSession
 if get_option('gdm-xsession')
diff --git a/data/pam-arch/gdm-launch-environment.pam b/data/pam-arch/gdm-launch-environment.pam
index 20d1810a..d8910d0a 100644
--- a/data/pam-arch/gdm-launch-environment.pam
+++ b/data/pam-arch/gdm-launch-environment.pam
@@ -14,4 +14,5 @@ session    optional                    pam_keyinit.so       force revoke
 session    required                    pam_succeed_if.so    audit quiet_success user in gdm:gnome-initial-setup
 session    optional                    pam_permit.so
 -session   optional                    pam_systemd.so
+-session   optional                    pam_elogind.so
 session    required                    pam_env.so           user_readenv=1
diff --git a/libgdm/meson.build b/libgdm/meson.build
index 3f8cafbb..83e95151 100644
--- a/libgdm/meson.build
+++ b/libgdm/meson.build
@@ -56,7 +56,7 @@ libgdm_deps = [
   glib_dep,
   gio_dep,
   gio_unix_dep,
-  libsystemd_dep,
+  logind_dep,
   libgdmcommon_dep,
 ]
 
diff --git a/meson.build b/meson.build
index e6fcf4b8..a86a486b 100644
--- a/meson.build
+++ b/meson.build
@@ -92,21 +92,30 @@ xdmcp_dep = cc.find_library('Xdmcp', required: get_option('xdmcp'))
 if xdmcp_dep.found() and get_option('tcp-wrappers')
   libwrap_dep = cc.find_library('libwrap')
 endif
-# systemd
-systemd_dep = dependency('systemd')
-libsystemd_dep = dependency('libsystemd')
-if meson.version().version_compare('>= 0.53')
-  systemd_multiseat_x = find_program('systemd-multi-seat-x',
-    required: false,
-    dirs: [
-      systemd_dep.get_pkgconfig_variable('systemdutildir'),
-      '/lib/systemd',
-      '/usr/lib/systemd',
-    ])
+
+logind_provider = get_option('logind-provider')
+systemd_dep = dependency('systemd', required: false)
+if logind_provider == 'systemd'
+  libsystemd_dep = dependency('libsystemd')
+  logind_dep = libsystemd_dep
+  if meson.version().version_compare('>= 0.53')
+    systemd_multiseat_x = find_program('systemd-multi-seat-x',
+      required: false,
+      dirs: [
+        systemd_dep.get_pkgconfig_variable('systemdutildir'),
+        '/lib/systemd',
+        '/usr/lib/systemd',
+      ])
+  else
+    systemd_multiseat_x = find_program('systemd-multi-seat-x', required: false)
+  endif
+  systemd_x_server = systemd_multiseat_x.found()? systemd_multiseat_x.path() : '/lib/systemd/systemd-multi-seat-x'
 else
-  systemd_multiseat_x = find_program('systemd-multi-seat-x', required: false)
+  elogind_dep = dependency('libelogind')
+  logind_dep = elogind_dep
+  systemd_x_server = 'disabled'
 endif
-systemd_x_server = systemd_multiseat_x.found()? systemd_multiseat_x.path() : '/lib/systemd/systemd-multi-seat-x'
+
 # Plymouth
 plymouth_dep = dependency('ply-boot-client', required: get_option('plymouth'))
 # Check for Solaris auditing API (ADT)
@@ -313,6 +322,7 @@ summary({
     'PAM Syslog': have_pam_syslog,
     'Supports PAM Extensions': pam_extensions_supported,
     'SeLinux': libselinux_dep.found(),
+    'Logind Provider': get_option('logind-provider'),
     'Use GDM Xsession': get_option('gdm-xsession'),
     'Use UserDisplayServer': get_option('user-display-server'),
     'Use SystemdJournal': get_option('systemd-journal'),
diff --git a/meson_options.txt b/meson_options.txt
index 14e0b908..5135d7d6 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -12,6 +12,7 @@ option('initial-vt', type: 'integer', value: 1, description: 'Initial virtual te
 option('ipv6', type: 'boolean', value: false, description: 'Enables compilation of IPv6 code.')
 option('lang-file', type: 'string', value: '', description: 'File containing default language settings.')
 option('libaudit', type: 'feature', value: 'auto', description: 'Add Linux audit support.')
+option('logind-provider', type: 'combo', choices: ['systemd', 'elogind'], value: 'systemd', description: 'Which logind library to use.')
 option('log-dir', type: 'string', value: '/var/log/gdm', description: 'Log directory.')
 option('pam-mod-dir', type: 'string', value: '', description: 'Directory to install PAM modules in.')
 option('pam-prefix', type: 'string', value: '', description: 'Specify where PAM files go.')
@@ -27,8 +28,8 @@ option('solaris', type: 'boolean', value: false, description: 'Build for Solaris
 option('split-authentication', type: 'boolean', value: true, description: 'Enable multiple simultaneous PAM conversations during login.')
 option('sysconfsubdir', type: 'string', value: 'gdm', description: 'Directory name used under sysconfdir.')
 option('systemd-journal', type: 'boolean', value: true, description: 'Use journald support.')
-option('systemdsystemunitdir', type: 'string', value: '', description: 'Directory for systemd service files.')
-option('systemduserunitdir', type: 'string', value: '', description: 'Directory for systemd user service files.')
+option('systemdsystemunitdir', type: 'string', value: '', description: 'Directory for systemd service files, or \'no\' to disable.')
+option('systemduserunitdir', type: 'string', value: '', description: 'Directory for systemd user service files, or \'no\' to disable.')
 option('tcp-wrappers', type: 'boolean', value: false, description: 'Use TCP wrappers.')
 option('udev-dir', type: 'string', value: '', description: 'Directory for udev rules file.')
 option('user', type: 'string', value: 'gdm', description: 'GDM\'s username.')
-- 
2.31.1