From: Tomas Bzatek Date: Wed, 29 May 2013 13:45:31 +0000 Subject: [PATCH] 0.112: Use GOnce for interface type registration Static local variable may not be enough since it doesn't provide locking. Related to these udisksd warnings: GLib-GObject-WARNING **: cannot register existing type `PolkitSubject' Thanks to Hans de Goede for spotting this! Bug: https://bugs.freedesktop.org/show_bug.cgi?id=65130 Origin: upstream, 0.112, commit:20ad116a6582e57d20f9d8197758947918753a4c Imported from policykit-1_0.105-25.debian.tar.xz Signed-off-by: Michael Olbrich --- src/polkit/polkitidentity.c | 10 ++++++---- src/polkit/polkitsubject.c | 10 ++++++---- src/polkitbackend/polkitbackendactionlookup.c | 10 ++++++---- 3 files changed, 18 insertions(+), 12 deletions(-) diff --git a/src/polkit/polkitidentity.c b/src/polkit/polkitidentity.c index dd15b2f94828..7813c2c07919 100644 --- a/src/polkit/polkitidentity.c +++ b/src/polkit/polkitidentity.c @@ -49,9 +49,9 @@ base_init (gpointer g_iface) GType polkit_identity_get_type (void) { - static GType iface_type = 0; + static volatile gsize g_define_type_id__volatile = 0; - if (iface_type == 0) + if (g_once_init_enter (&g_define_type_id__volatile)) { static const GTypeInfo info = { @@ -67,12 +67,14 @@ polkit_identity_get_type (void) NULL /* value_table */ }; - iface_type = g_type_register_static (G_TYPE_INTERFACE, "PolkitIdentity", &info, 0); + GType iface_type = + g_type_register_static (G_TYPE_INTERFACE, "PolkitIdentity", &info, 0); g_type_interface_add_prerequisite (iface_type, G_TYPE_OBJECT); + g_once_init_leave (&g_define_type_id__volatile, iface_type); } - return iface_type; + return g_define_type_id__volatile; } /** diff --git a/src/polkit/polkitsubject.c b/src/polkit/polkitsubject.c index d2c4c205b1f2..aed57951bb6b 100644 --- a/src/polkit/polkitsubject.c +++ b/src/polkit/polkitsubject.c @@ -50,9 +50,9 @@ base_init (gpointer g_iface) GType polkit_subject_get_type (void) { - static GType iface_type = 0; + static volatile gsize g_define_type_id__volatile = 0; - if (iface_type == 0) + if (g_once_init_enter (&g_define_type_id__volatile)) { static const GTypeInfo info = { @@ -68,12 +68,14 @@ polkit_subject_get_type (void) NULL /* value_table */ }; - iface_type = g_type_register_static (G_TYPE_INTERFACE, "PolkitSubject", &info, 0); + GType iface_type = + g_type_register_static (G_TYPE_INTERFACE, "PolkitSubject", &info, 0); g_type_interface_add_prerequisite (iface_type, G_TYPE_OBJECT); + g_once_init_leave (&g_define_type_id__volatile, iface_type); } - return iface_type; + return g_define_type_id__volatile; } /** diff --git a/src/polkitbackend/polkitbackendactionlookup.c b/src/polkitbackend/polkitbackendactionlookup.c index 5a1a228a4c10..20747e7921ef 100644 --- a/src/polkitbackend/polkitbackendactionlookup.c +++ b/src/polkitbackend/polkitbackendactionlookup.c @@ -74,9 +74,9 @@ base_init (gpointer g_iface) GType polkit_backend_action_lookup_get_type (void) { - static GType iface_type = 0; + static volatile gsize g_define_type_id__volatile = 0; - if (iface_type == 0) + if (g_once_init_enter (&g_define_type_id__volatile)) { static const GTypeInfo info = { @@ -92,12 +92,14 @@ polkit_backend_action_lookup_get_type (void) NULL /* value_table */ }; - iface_type = g_type_register_static (G_TYPE_INTERFACE, "PolkitBackendActionLookup", &info, 0); + GType iface_type = + g_type_register_static (G_TYPE_INTERFACE, "PolkitBackendActionLookup", &info, 0); g_type_interface_add_prerequisite (iface_type, G_TYPE_OBJECT); + g_once_init_leave (&g_define_type_id__volatile, iface_type); } - return iface_type; + return g_define_type_id__volatile; } /**