Fix swaylock crashing when unplugging output

This commit is contained in:
emersion 2018-05-18 19:13:08 +01:00
parent c2c5a3f5f6
commit e4dbafe4d8
No known key found for this signature in database
GPG key ID: 0FDE7BE0E88F5E48
2 changed files with 26 additions and 5 deletions

View file

@ -48,6 +48,7 @@ struct swaylock_surface {
cairo_surface_t *image;
struct swaylock_state *state;
struct wl_output *output;
uint32_t output_global_name;
struct wl_surface *surface;
struct zwlr_layer_surface_v1 *layer_surface;
struct pool_buffer buffers[2];

View file

@ -61,6 +61,20 @@ static void daemonize() {
}
}
static void destroy_surface(struct swaylock_surface *surface) {
wl_list_remove(&surface->link);
if (surface->layer_surface != NULL) {
zwlr_layer_surface_v1_destroy(surface->layer_surface);
}
if (surface->surface != NULL) {
wl_surface_destroy(surface->surface);
}
destroy_buffer(&surface->buffers[0]);
destroy_buffer(&surface->buffers[1]);
wl_output_destroy(surface->output);
free(surface);
}
static void layer_surface_configure(void *data,
struct zwlr_layer_surface_v1 *layer_surface,
uint32_t serial, uint32_t width, uint32_t height) {
@ -74,9 +88,7 @@ static void layer_surface_configure(void *data,
static void layer_surface_closed(void *data,
struct zwlr_layer_surface_v1 *layer_surface) {
struct swaylock_surface *surface = data;
zwlr_layer_surface_v1_destroy(surface->layer_surface);
wl_surface_destroy(surface->surface);
surface->state->run_display = false;
destroy_surface(surface);
}
static const struct zwlr_layer_surface_v1_listener layer_surface_listener = {
@ -139,6 +151,7 @@ static void handle_global(void *data, struct wl_registry *registry,
surface->state = state;
surface->output = wl_registry_bind(registry, name,
&wl_output_interface, 3);
surface->output_global_name = name;
wl_output_add_listener(surface->output, &output_listener, surface);
wl_list_insert(&state->surfaces, &surface->link);
}
@ -146,7 +159,14 @@ static void handle_global(void *data, struct wl_registry *registry,
static void handle_global_remove(void *data, struct wl_registry *registry,
uint32_t name) {
// who cares
struct swaylock_state *state = data;
struct swaylock_surface *surface;
wl_list_for_each(surface, &state->surfaces, link) {
if (surface->output_global_name == name) {
destroy_surface(surface);
break;
}
}
}
static const struct wl_registry_listener registry_listener = {
@ -180,7 +200,7 @@ int main(int argc, char **argv) {
" -v, --version Show the version number and quit.\n"
" -i, --image [<output>:]<path> Display the given image.\n"
" -u, --no-unlock-indicator Disable the unlock indicator.\n"
" -f, --daemonize Detach from the controlling terminal.\n"
" -f, --daemonize Detach from the controlling terminal.\n"
" --socket <socket> Use the specified socket.\n";
struct swaylock_args args = {