meson: properly conditionalize polkit installation

... including pkla installation on Debian.

v2:
- fix polkit-gobject-1 pkgconfig name

meson.build

@@ -617,6 +617,21 @@ if smack_run_label != ''
   m4_defines += ['-DHAVE_SMACK_RUN_LABEL']
 endif
 
+want_polkit = get_option('polkit')
+install_polkit = false
+install_polkit_pkla = false
+if want_polkit != 'no'
+  conf.set('ENABLE_POLKIT', 1)
+  install_polkit = true
+
+  libpolkit = dependency('polkit-gobject-1',
+                         required : false)
+  if libpolkit.found() and libpolkit.version().version_compare('< 0.106')
+    message('Old polkit detected, will install pkla files')
+    install_polkit_pkla = true
+  endif
+endif
+
 want_audit = get_option('audit')
 if want_audit != 'no'
   libaudit = dependency('audit', required : want_audit == 'yes')

meson_options.txt

@@ -159,6 +159,8 @@ option('smack', type : 'combo', choices : ['auto', 'yes', 'no'],
        description : 'SMACK support')
 option('smack-run-label', type : 'string',
        description : 'run systemd --system itself with a specific SMACK label')
+option('polkit', type : 'combo', choices : ['auto', 'yes', 'no'],
+       description : 'PolicyKit support')
 
 option('audit', type : 'combo', choices : ['auto', 'yes', 'no'],
        description : 'libaudit support')

src/core/meson.build

@@ -203,7 +203,7 @@ custom_target(
   input : policy_in,
   output : 'org.freedesktop.systemd1.policy',
   command : intltool_command,
-  install : true,
+  install : install_polkit,
   install_dir : polkitpolicydir)
 
 # TODO: this might work with meson from git, see
@@ -214,7 +214,7 @@ custom_target(
 #   po_dir : po_dir,
 #   input : policy_in,
 #   output : 'org.freedesktop.systemd1.policy',
-#   install : true,
+#   install : install_polkit,
 #   install_dir : polkitpolicydir)
 
 install_data('system.conf',

src/hostname/meson.build

@@ -11,6 +11,6 @@ if conf.get('ENABLE_HOSTNAMED', 0) == 1
     input : 'org.freedesktop.hostname1.policy.in',
     output : 'org.freedesktop.hostname1.policy',
     command : intltool_command,
-    install : true,
+    install : install_polkit,
     install_dir : polkitpolicydir)
 endif

src/import/meson.build

@@ -61,7 +61,7 @@ if conf.get('ENABLE_IMPORTD', 0) == 1
     input : 'org.freedesktop.import1.policy.in',
     output : 'org.freedesktop.import1.policy',
     command : intltool_command,
-    install : true,
+    install : install_polkit,
     install_dir : polkitpolicydir)
 
   install_data('import-pubring.gpg',

src/locale/meson.build

@@ -19,7 +19,7 @@ if conf.get('ENABLE_LOCALED', 0) == 1
     input : 'org.freedesktop.locale1.policy.in',
     output : 'org.freedesktop.locale1.policy',
     command : intltool_command,
-    install : true,
+    install : install_polkit,
     install_dir : polkitpolicydir)
 endif
 

src/login/meson.build

@@ -78,7 +78,7 @@ if conf.get('ENABLE_LOGIND', 0) == 1
     input : 'org.freedesktop.login1.policy.in',
     output : 'org.freedesktop.login1.policy',
     command : intltool_command,
-    install : true,
+    install : install_polkit,
     install_dir : polkitpolicydir)
 
   install_data('70-power-switch.rules',

src/machine/meson.build

@@ -34,7 +34,7 @@ if conf.get('ENABLE_MACHINED', 0) == 1
     input : 'org.freedesktop.machine1.policy.in',
     output : 'org.freedesktop.machine1.policy',
     command : intltool_command,
-    install : true,
+    install : install_polkit,
     install_dir : polkitpolicydir)
 endif
 

src/network/meson.build

@@ -108,8 +108,14 @@ if conf.get('ENABLE_NETWORKD', 0) == 1
                install_dir : dbuspolicydir)
   install_data('org.freedesktop.network1.service',
                install_dir : dbussystemservicedir)
-  install_data('systemd-networkd.rules',
-               install_dir : polkitrulesdir)
+  if install_polkit
+    install_data('systemd-networkd.rules',
+                 install_dir : polkitrulesdir)
+  endif
+  if install_polkit_pkla
+    install_data('systemd-networkd.pkla',
+                 install_dir : polkitpkladir)
+  endif
 
   tests += [
     [['src/network/test-networkd-conf.c'],

src/timedate/meson.build

@@ -11,6 +11,6 @@ if conf.get('ENABLE_TIMEDATED', 0) == 1
     input : 'org.freedesktop.timedate1.policy.in',
     output : 'org.freedesktop.timedate1.policy',
     command : intltool_command,
-    install : true,
+    install : install_polkit,
     install_dir : polkitpolicydir)
 endif