meson: move declaration of sysext

meson.build

@@ -2570,17 +2570,6 @@ if conf.get('HAVE_BLKID') == 1 and conf.get('ENABLE_BOOTLOADER') == 1
         endif
 endif
 
-if conf.get('ENABLE_SYSEXT') == 1
-        public_programs += executable(
-                'systemd-sysext',
-                systemd_sysext_sources,
-                include_directories : includes,
-                link_with : [libshared],
-                dependencies : [userspace],
-                install_rpath : pkglibdir,
-                install : true)
-endif
-
 if conf.get('ENABLE_USERDB') == 1
         executable(
                 'systemd-userwork',

src/sysext/meson.build

@@ -1,6 +1,13 @@
 # SPDX-License-Identifier: LGPL-2.1-or-later
 
-systemd_sysext_sources = files('sysext.c')
+executables += [
+        executable_template + {
+                'name' : 'systemd-sysext',
+                'public' : true,
+                'conditions' : ['ENABLE_SYSEXT'],
+                'sources' : files('sysext.c'),
+        },
+]
 
 if conf.get('ENABLE_SYSEXT') == 1
         meson.add_install_script(meson_make_symlink,