/* The returned value is supposed be some kind of ascii identifier
* that is unique and stable across reboots. */
- /* First we try the /etc/machine-id, which is the best option we
- * have, since it fits perfectly our needs and is not as volatile
+ /* First we try ${sysconfdir}/etc/machine-id, with fallbacks to
+ * ${localstatedir}/lib/dbus/machine-id, /etc/machine-id and
+ * /var/lib/dbus/machine-id, which are the best option we
+ * have, since they fit perfectly our needs and are not as volatile
* as the hostname which might be set from dhcp. */
if ((f = pa_fopen_cloexec(PA_MACHINE_ID, "r")) ||
- (f = pa_fopen_cloexec(PA_MACHINE_ID_FALLBACK, "r"))) {
+ (f = pa_fopen_cloexec(PA_MACHINE_ID_FALLBACK, "r")) ||
+#if !defined(OS_IS_WIN32)
+ (f = pa_fopen_cloexec("/etc/machine-id", "r")) ||
+ (f = pa_fopen_cloexec("/var/lib/dbus/machine-id", "r"))
+#else
+ false
+#endif
+ ) {
char ln[34] = "", *r;
r = fgets(ln, sizeof(ln)-1, f);