From 93a75769f0be0548b0c39eb8e56a9ecc17f76cfe Mon Sep 17 00:00:00 2001 From: Dominique Martinet Date: Thu, 28 Jun 2018 13:36:20 +0900 Subject: [PATCH] wlr_idle_inhibit_v1: cleanup destroy handlers - Rename handlers to _handle_resource_destroy and _handle_destroy to be coherent - Make sure we never destroy wl_resources when we shouldn't Updates #999 --- types/wlr_idle_inhibit_v1.c | 37 ++++++++++++++++++++++--------------- 1 file changed, 22 insertions(+), 15 deletions(-) diff --git a/types/wlr_idle_inhibit_v1.c b/types/wlr_idle_inhibit_v1.c index a36992d5..cfadb4a3 100644 --- a/types/wlr_idle_inhibit_v1.c +++ b/types/wlr_idle_inhibit_v1.c @@ -26,23 +26,30 @@ wlr_idle_inhibitor_v1_from_resource(struct wl_resource *resource) { return wl_resource_get_user_data(resource); } -static void idle_inhibitor_destroy(struct wl_resource *resource) { - struct wlr_idle_inhibitor_v1 *inhibitor = - wlr_idle_inhibitor_v1_from_resource(resource); +static void idle_inhibitor_v1_destroy(struct wlr_idle_inhibitor_v1 *inhibitor) { + if (!inhibitor) { + return; + } wlr_signal_emit_safe(&inhibitor->events.destroy, inhibitor->surface); + wl_resource_set_user_data(inhibitor->resource, NULL); wl_list_remove(&inhibitor->link); wl_list_remove(&inhibitor->surface_destroy.link); free(inhibitor); } +static void idle_inhibitor_v1_handle_resource_destroy(struct wl_resource *resource) { + struct wlr_idle_inhibitor_v1 *inhibitor = + wlr_idle_inhibitor_v1_from_resource(resource); + idle_inhibitor_v1_destroy(inhibitor); +} + static void idle_inhibitor_handle_surface_destroy( struct wl_listener *listener, void *data) { struct wlr_idle_inhibitor_v1 *inhibitor = wl_container_of(listener, inhibitor, surface_destroy); - - wl_resource_destroy(inhibitor->resource); + idle_inhibitor_v1_destroy(inhibitor); } static void idle_inhibitor_v1_handle_destroy(struct wl_client *client, @@ -54,7 +61,7 @@ static const struct zwp_idle_inhibitor_v1_interface idle_inhibitor_impl = { .destroy = idle_inhibitor_v1_handle_destroy, }; -static void manager_create_inhibitor(struct wl_client *client, +static void manager_handle_create_inhibitor(struct wl_client *client, struct wl_resource *resource, uint32_t id, struct wl_resource *surface_resource) { struct wlr_surface *surface = wlr_surface_from_resource(surface_resource); @@ -85,25 +92,25 @@ static void manager_create_inhibitor(struct wl_client *client, wl_resource_set_implementation(wl_resource, &idle_inhibitor_impl, - inhibitor, idle_inhibitor_destroy); + inhibitor, idle_inhibitor_v1_handle_resource_destroy); wl_list_insert(&manager->inhibitors, &inhibitor->link); wlr_signal_emit_safe(&manager->events.new_inhibitor, inhibitor); } - -static void idle_inhibit_manager_v1_destroy(struct wl_resource *resource) { +static void idle_inhibit_manager_v1_handle_resource_destroy( + struct wl_resource *resource) { wl_list_remove(wl_resource_get_link(resource)); } -static void manager_destroy(struct wl_client *client, +static void manager_handle_destroy(struct wl_client *client, struct wl_resource *manager_resource) { wl_resource_destroy(manager_resource); } static const struct zwp_idle_inhibit_manager_v1_interface idle_inhibit_impl = { - .destroy = manager_destroy, - .create_inhibitor = manager_create_inhibitor, + .destroy = manager_handle_destroy, + .create_inhibitor = manager_handle_create_inhibitor, }; static void handle_display_destroy(struct wl_listener *listener, void *data) { @@ -128,7 +135,7 @@ static void idle_inhibit_bind(struct wl_client *wl_client, void *data, wl_list_insert(&idle_inhibit->wl_resources, wl_resource_get_link(wl_resource)); wl_resource_set_implementation(wl_resource, &idle_inhibit_impl, - idle_inhibit, idle_inhibit_manager_v1_destroy); + idle_inhibit, idle_inhibit_manager_v1_handle_resource_destroy); wlr_log(L_DEBUG, "idle_inhibit bound"); } @@ -142,13 +149,13 @@ void wlr_idle_inhibit_v1_destroy(struct wlr_idle_inhibit_manager_v1 *idle_inhibi struct wlr_idle_inhibitor_v1 *inhibitor; struct wlr_idle_inhibitor_v1 *tmp; wl_list_for_each_safe(inhibitor, tmp, &idle_inhibit->inhibitors, link) { - wl_resource_destroy(inhibitor->resource); + idle_inhibitor_v1_destroy(inhibitor); } struct wl_resource *resource; struct wl_resource *tmp_resource; wl_resource_for_each_safe(resource, tmp_resource, &idle_inhibit->wl_resources) { - wl_resource_destroy(inhibitor->resource); + wl_resource_destroy(resource); } wl_global_destroy(idle_inhibit->global);