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Listen to display destroy in backends

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master
emersion 7 years ago
parent bdb6e0b84c
commit 9d43adaafa
No known key found for this signature in database
GPG Key ID: 0FDE7BE0E88F5E48
8 changed files with 130 additions and 70 deletions
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19
backend/drm/backend.c
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@ -34,6 +34,10 @@ static void wlr_drm_backend_destroy(struct wlr_backend *backend) {
wlr_output_destroy(&conn->output);
}
wl_list_remove(&drm->display_destroy.link);
wl_list_remove(&drm->session_signal.link);
wl_list_remove(&drm->drm_invalidated.link);
wlr_drm_resources_free(drm);
wlr_drm_renderer_finish(&drm->renderer);
wlr_session_close_file(drm->session, drm->fd);
@ -57,7 +61,8 @@ bool wlr_backend_is_drm(struct wlr_backend *b) {
}
static void session_signal(struct wl_listener *listener, void *data) {
struct wlr_drm_backend *drm = wl_container_of(listener, drm, session_signal);
struct wlr_drm_backend *drm =
wl_container_of(listener, drm, session_signal);
struct wlr_session *session = data;
if (session->active) {
@ -84,7 +89,8 @@ static void session_signal(struct wl_listener *listener, void *data) {
}
static void drm_invalidated(struct wl_listener *listener, void *data) {
struct wlr_drm_backend *drm = wl_container_of(listener, drm, drm_invalidated);
struct wlr_drm_backend *drm =
wl_container_of(listener, drm, drm_invalidated);
char *name = drmGetDeviceNameFromFd2(drm->fd);
wlr_log(L_DEBUG, "%s invalidated", name);
@ -93,6 +99,12 @@ static void drm_invalidated(struct wl_listener *listener, void *data) {
wlr_drm_scan_connectors(drm);
}
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_drm_backend *drm =
wl_container_of(listener, drm, display_destroy);
wlr_drm_backend_destroy(&drm->backend);
}
struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
struct wlr_session *session, int gpu_fd, struct wlr_backend *parent) {
assert(display && session && gpu_fd >= 0);
@ -150,6 +162,9 @@ struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
wlr_log(L_INFO, "Failed to bind egl/wl display: %s", egl_error());
}
drm->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &drm->display_destroy);
return &drm->backend;
error_event:

25
backend/libinput/backend.c
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@ -43,10 +43,12 @@ static void wlr_libinput_log(struct libinput *libinput_context,
}
static bool wlr_libinput_backend_start(struct wlr_backend *_backend) {
struct wlr_libinput_backend *backend = (struct wlr_libinput_backend *)_backend;
struct wlr_libinput_backend *backend =
(struct wlr_libinput_backend *)_backend;
wlr_log(L_DEBUG, "Initializing libinput");
backend->libinput_context = libinput_udev_create_context(&libinput_impl, backend,
backend->session->udev);
backend->libinput_context = libinput_udev_create_context(&libinput_impl,
backend, backend->session->udev);
if (!backend->libinput_context) {
wlr_log(L_ERROR, "Failed to create libinput context");
return false;
@ -99,6 +101,7 @@ static void wlr_libinput_backend_destroy(struct wlr_backend *_backend) {
}
struct wlr_libinput_backend *backend =
(struct wlr_libinput_backend *)_backend;
for (size_t i = 0; i < backend->wlr_device_lists.length; i++) {
struct wl_list *wlr_devices = backend->wlr_device_lists.items[i];
struct wlr_input_device *wlr_dev, *next;
@ -108,6 +111,10 @@ static void wlr_libinput_backend_destroy(struct wlr_backend *_backend) {
}
free(wlr_devices);
}
wl_list_remove(&backend->display_destroy.link);
wl_list_remove(&backend->session_signal.link);
wlr_list_finish(&backend->wlr_device_lists);
wl_event_source_remove(backend->input_event);
libinput_unref(backend->libinput_context);
@ -124,7 +131,8 @@ bool wlr_backend_is_libinput(struct wlr_backend *b) {
}
static void session_signal(struct wl_listener *listener, void *data) {
struct wlr_libinput_backend *backend = wl_container_of(listener, backend, session_signal);
struct wlr_libinput_backend *backend =
wl_container_of(listener, backend, session_signal);
struct wlr_session *session = data;
if (!backend->libinput_context) {
@ -138,6 +146,12 @@ static void session_signal(struct wl_listener *listener, void *data) {
}
}
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_libinput_backend *backend =
wl_container_of(listener, backend, display_destroy);
wlr_libinput_backend_destroy(&backend->backend);
}
struct wlr_backend *wlr_libinput_backend_create(struct wl_display *display,
struct wlr_session *session) {
assert(display && session);
@ -160,6 +174,9 @@ struct wlr_backend *wlr_libinput_backend_create(struct wl_display *display,
backend->session_signal.notify = session_signal;
wl_signal_add(&session->session_signal, &backend->session_signal);
backend->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &backend->display_destroy);
return &backend->backend;
error_backend:
free(backend);

14
backend/wayland/backend.c
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@ -78,6 +78,8 @@ static void wlr_wl_backend_destroy(struct wlr_backend *_backend) {
wlr_input_device_destroy(input_device);
}
wl_list_remove(&backend->local_display_destroy.link);
free(backend->seat_name);
wl_event_source_remove(backend->remote_display_src);
@ -117,6 +119,12 @@ struct wlr_wl_backend_output *wlr_wl_output_for_surface(
return NULL;
}
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_wl_backend *backend =
wl_container_of(listener, backend, local_display_destroy);
wlr_wl_backend_destroy(&backend->backend);
}
struct wlr_backend *wlr_wl_backend_create(struct wl_display *display) {
wlr_log(L_INFO, "Creating wayland backend");
@ -143,8 +151,12 @@ struct wlr_backend *wlr_wl_backend_create(struct wl_display *display) {
return false;
}
wlr_egl_init(&backend->egl, EGL_PLATFORM_WAYLAND_EXT, WL_SHM_FORMAT_ARGB8888, backend->remote_display);
wlr_egl_init(&backend->egl, EGL_PLATFORM_WAYLAND_EXT,
WL_SHM_FORMAT_ARGB8888, backend->remote_display);
wlr_egl_bind_display(&backend->egl, backend->local_display);
backend->local_display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &backend->local_display_destroy);
return &backend->backend;
}

137
backend/x11/backend.c
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@ -184,69 +184,6 @@ static void init_atom(struct wlr_x11_backend *x11, struct wlr_x11_atom *atom,
atom->reply = xcb_intern_atom_reply(x11->xcb_conn, atom->cookie, NULL);
}
struct wlr_backend *wlr_x11_backend_create(struct wl_display *display,
const char *x11_display) {
struct wlr_x11_backend *x11 = calloc(1, sizeof(*x11));
if (!x11) {
return NULL;
}
wlr_backend_init(&x11->backend, &backend_impl);
x11->wl_display = display;
x11->xlib_conn = XOpenDisplay(x11_display);
if (!x11->xlib_conn) {
wlr_log(L_ERROR, "Failed to open X connection");
return NULL;
}
x11->xcb_conn = XGetXCBConnection(x11->xlib_conn);
if (!x11->xcb_conn || xcb_connection_has_error(x11->xcb_conn)) {
wlr_log(L_ERROR, "Failed to open xcb connection");
goto error_x11;
}
XSetEventQueueOwner(x11->xlib_conn, XCBOwnsEventQueue);
int fd = xcb_get_file_descriptor(x11->xcb_conn);
struct wl_event_loop *ev = wl_display_get_event_loop(display);
int events = WL_EVENT_READABLE | WL_EVENT_ERROR | WL_EVENT_HANGUP;
x11->event_source = wl_event_loop_add_fd(ev, fd, events, x11_event, x11);
if (!x11->event_source) {
wlr_log(L_ERROR, "Could not create event source");
goto error_x11;
}
x11->frame_timer = wl_event_loop_add_timer(ev, signal_frame, x11);
x11->screen = xcb_setup_roots_iterator(xcb_get_setup(x11->xcb_conn)).data;
if (!wlr_egl_init(&x11->egl, EGL_PLATFORM_X11_KHR,
x11->screen->root_visual, x11->xlib_conn)) {
goto error_event;
}
wlr_input_device_init(&x11->keyboard_dev, WLR_INPUT_DEVICE_KEYBOARD,
NULL, "X11 keyboard", 0, 0);
wlr_keyboard_init(&x11->keyboard, NULL);
x11->keyboard_dev.keyboard = &x11->keyboard;
wlr_input_device_init(&x11->pointer_dev, WLR_INPUT_DEVICE_POINTER,
NULL, "X11 pointer", 0, 0);
wlr_pointer_init(&x11->pointer, NULL);
x11->pointer_dev.pointer = &x11->pointer;
return &x11->backend;
error_event:
wl_event_source_remove(x11->event_source);
error_x11:
xcb_disconnect(x11->xcb_conn);
XCloseDisplay(x11->xlib_conn);
free(x11);
return NULL;
}
static bool wlr_x11_backend_start(struct wlr_backend *backend) {
struct wlr_x11_backend *x11 = (struct wlr_x11_backend *)backend;
struct wlr_x11_output *output = &x11->output;
@ -307,6 +244,8 @@ static void wlr_x11_backend_destroy(struct wlr_backend *backend) {
struct wlr_x11_output *output = &x11->output;
wlr_output_destroy(&output->wlr_output);
wl_list_remove(&x11->display_destroy.link);
wl_event_source_remove(x11->frame_timer);
wlr_egl_free(&x11->egl);
@ -329,6 +268,78 @@ static struct wlr_backend_impl backend_impl = {
.get_egl = wlr_x11_backend_get_egl,
};
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_x11_backend *x11 =
wl_container_of(listener, x11, display_destroy);
wlr_x11_backend_destroy(&x11->backend);
}
struct wlr_backend *wlr_x11_backend_create(struct wl_display *display,
const char *x11_display) {
struct wlr_x11_backend *x11 = calloc(1, sizeof(*x11));
if (!x11) {
return NULL;
}
wlr_backend_init(&x11->backend, &backend_impl);
x11->wl_display = display;
x11->xlib_conn = XOpenDisplay(x11_display);
if (!x11->xlib_conn) {
wlr_log(L_ERROR, "Failed to open X connection");
return NULL;
}
x11->xcb_conn = XGetXCBConnection(x11->xlib_conn);
if (!x11->xcb_conn || xcb_connection_has_error(x11->xcb_conn)) {
wlr_log(L_ERROR, "Failed to open xcb connection");
goto error_x11;
}
XSetEventQueueOwner(x11->xlib_conn, XCBOwnsEventQueue);
int fd = xcb_get_file_descriptor(x11->xcb_conn);
struct wl_event_loop *ev = wl_display_get_event_loop(display);
int events = WL_EVENT_READABLE | WL_EVENT_ERROR | WL_EVENT_HANGUP;
x11->event_source = wl_event_loop_add_fd(ev, fd, events, x11_event, x11);
if (!x11->event_source) {
wlr_log(L_ERROR, "Could not create event source");
goto error_x11;
}
x11->frame_timer = wl_event_loop_add_timer(ev, signal_frame, x11);
x11->screen = xcb_setup_roots_iterator(xcb_get_setup(x11->xcb_conn)).data;
if (!wlr_egl_init(&x11->egl, EGL_PLATFORM_X11_KHR,
x11->screen->root_visual, x11->xlib_conn)) {
goto error_event;
}
wlr_input_device_init(&x11->keyboard_dev, WLR_INPUT_DEVICE_KEYBOARD,
NULL, "X11 keyboard", 0, 0);
wlr_keyboard_init(&x11->keyboard, NULL);
x11->keyboard_dev.keyboard = &x11->keyboard;
wlr_input_device_init(&x11->pointer_dev, WLR_INPUT_DEVICE_POINTER,
NULL, "X11 pointer", 0, 0);
wlr_pointer_init(&x11->pointer, NULL);
x11->pointer_dev.pointer = &x11->pointer;
x11->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &x11->display_destroy);
return &x11->backend;
error_event:
wl_event_source_remove(x11->event_source);
error_x11:
xcb_disconnect(x11->xcb_conn);
XCloseDisplay(x11->xlib_conn);
free(x11);
return NULL;
}
static void output_transform(struct wlr_output *wlr_output, enum wl_output_transform transform) {
struct wlr_x11_output *output = (struct wlr_x11_output *)wlr_output;
output->wlr_output.transform = transform;

1
include/backend/drm/drm.h
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@ -91,6 +91,7 @@ struct wlr_drm_backend {
struct wl_display *display;
struct wl_event_source *drm_event;
struct wl_listener display_destroy;
struct wl_listener session_signal;
struct wl_listener drm_invalidated;

1
include/backend/libinput.h
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@ -16,6 +16,7 @@ struct wlr_libinput_backend {
struct libinput *libinput_context;
struct wl_event_source *input_event;
struct wl_listener display_destroy;
struct wl_listener session_signal;
struct wlr_list wlr_device_lists; // list of struct wl_list

1
include/backend/wayland.h
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@ -21,6 +21,7 @@ struct wlr_wl_backend {
struct wl_list outputs;
struct wlr_egl egl;
size_t requested_outputs;
struct wl_listener local_display_destroy;
/* remote state */
struct wl_display *remote_display;
struct wl_event_source *remote_display_src;

2
include/backend/x11.h
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@ -51,6 +51,8 @@ struct wlr_x11_backend {
// The time we last received an event
xcb_timestamp_t time;
struct wl_listener display_destroy;
};
#endif

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