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gdbusproxy: Add G_DBUS_PROXY_FLAGS_NO_MATCH_RULE flag

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D-Bus has an upper limit on number of Match rules and it's rather easy to hit
with a big number of proxies with signal subscriptions. This happens with
NetworkManager with hundreds of devices or connection settings. By passing
G_DBUS_SIGNAL_FLAGS_NO_MATCH_RULE to g_dbus_connection_signal_subscribe(), the
user can call AddMatch with a less granular match instead of a match per every
proxy.

Tests subsequently added by Philip Withnall.

Fixes: #1109
This commit is contained in:
Lubomir Rintel
2015-11-27 17:41:47 +01:00
committed by Philip Withnall
parent caf777984b
commit a107a328e4
3 changed files with 74 additions and 8 deletions
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6
gio/gioenums.h
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@@ -1021,6 +1021,9 @@ typedef enum
* do not ask the bus to launch an owner during proxy initialization, but allow it to be
* autostarted by a method call. This flag is only meaningful in proxies for well-known names,
* and only if %G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START is not also specified.
* @G_DBUS_PROXY_FLAGS_NO_MATCH_RULE: Don't actually send the AddMatch D-Bus
* call for this signal subscription. This gives you more control
* over which match rules you add (but you must add them manually). (Since: 2.72)
*
* Flags used when constructing an instance of a #GDBusProxy derived class.
*
@@ -1033,7 +1036,8 @@ typedef enum
G_DBUS_PROXY_FLAGS_DO_NOT_CONNECT_SIGNALS = (1<<1),
G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START = (1<<2),
G_DBUS_PROXY_FLAGS_GET_INVALIDATED_PROPERTIES = (1<<3),
G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START_AT_CONSTRUCTION = (1<<4)
G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START_AT_CONSTRUCTION = (1<<4),
G_DBUS_PROXY_FLAGS_NO_MATCH_RULE GLIB_AVAILABLE_ENUMERATOR_IN_2_72 = (1<<5)
} GDBusProxyFlags;
/**