+/*
+ * Which parameters were explicit when the database was opened */
+typedef enum {
+ NOTMUCH_PARAM_NONE = 0,
+ NOTMUCH_PARAM_DATABASE = 1 << 0,
+ NOTMUCH_PARAM_CONFIG = 1 << 1,
+ NOTMUCH_PARAM_PROFILE = 1 << 2,
+} notmuch_open_param_t;
+
+/*
+ * define bitwise operators to hide casts */
+
+inline notmuch_open_param_t
+operator| (notmuch_open_param_t a, notmuch_open_param_t b)
+{
+ return static_cast<notmuch_open_param_t>(
+ static_cast<unsigned>(a) | static_cast<unsigned>(b));
+}
+
+inline notmuch_open_param_t&
+operator|= (notmuch_open_param_t &a, notmuch_open_param_t b)
+{
+ a = a | b;
+ return a;
+}
+
+inline notmuch_open_param_t
+operator& (notmuch_open_param_t a, notmuch_open_param_t b)
+{
+ return static_cast<notmuch_open_param_t>(
+ static_cast<unsigned>(a) & static_cast<unsigned>(b));
+}
+