From 7deeb2f7f748afd62b7ed23f0ca623136a5c5b78 Mon Sep 17 00:00:00 2001
From: Phaedrus Leeds <mwleeds@protonmail.com>
Date: Fri, 18 Mar 2022 09:20:13 -0700
Subject: [PATCH] Fix building without libsystemd

---
 src/xdp-utils.c        | 2 ++
 src/xdp-utils.h        | 2 ++
 tests/test-xdp-utils.c | 2 ++
 3 files changed, 6 insertions(+)

diff --git a/src/xdp-utils.c b/src/xdp-utils.c
index 5017af92..1de5a4ff 100644
--- a/src/xdp-utils.c
+++ b/src/xdp-utils.c
@@ -144,6 +144,7 @@ xdp_app_info_new (XdpAppInfoKind kind)
   return app_info;
 }
 
+#ifdef HAVE_LIBSYSTEMD
 char *
 _xdp_parse_app_id_from_unit_name (const char *unit)
 {
@@ -183,6 +184,7 @@ _xdp_parse_app_id_from_unit_name (const char *unit)
 
   return g_steal_pointer (&app_id);
 }
+#endif /* HAVE_LIBSYSTEMD */
 
 void
 set_appid_from_pid (XdpAppInfo *app_info, pid_t pid)
diff --git a/src/xdp-utils.h b/src/xdp-utils.h
index b0968beb..9861e739 100644
--- a/src/xdp-utils.h
+++ b/src/xdp-utils.h
@@ -199,7 +199,9 @@ gboolean  xdp_has_path_prefix (const char *str,
 /* exposed for the benefit of tests */
 int _xdp_parse_cgroup_file (FILE     *f,
                             gboolean *is_snap);
+#ifdef HAVE_LIBSYSTEMD
 char *_xdp_parse_app_id_from_unit_name (const char *unit);
+#endif
 
 #if !GLIB_CHECK_VERSION (2, 58, 0)
 static inline gboolean
diff --git a/tests/test-xdp-utils.c b/tests/test-xdp-utils.c
index 8a30b515..d0bc363c 100644
--- a/tests/test-xdp-utils.c
+++ b/tests/test-xdp-utils.c
@@ -127,6 +127,7 @@ test_alternate_doc_path (void)
   xdp_set_documents_mountpoint (NULL);
 }
 
+#ifdef HAVE_LIBSYSTEMD
 static void
 test_app_id_via_systemd_unit (void)
 {
@@ -166,6 +167,7 @@ test_app_id_via_systemd_unit (void)
   g_assert_cmpstr (app_id, ==, "org.gnome.Terminal");
   g_clear_pointer (&app_id, g_free);
 }
+#endif /* HAVE_LIBSYSTEMD */
 
 int main (int argc, char **argv)
 {