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-rw-r--r--include/wlr/types/wlr_buffer.h4
-rw-r--r--types/wlr_buffer.c4
2 files changed, 8 insertions, 0 deletions
diff --git a/include/wlr/types/wlr_buffer.h b/include/wlr/types/wlr_buffer.h
index 6a49a1bf..d6a98f4b 100644
--- a/include/wlr/types/wlr_buffer.h
+++ b/include/wlr/types/wlr_buffer.h
@@ -25,6 +25,10 @@ struct wlr_buffer {
const struct wlr_buffer_impl *impl;
size_t n_refs;
+
+ struct {
+ struct wl_signal destroy;
+ } events;
};
void wlr_buffer_init(struct wlr_buffer *buffer,
diff --git a/types/wlr_buffer.c b/types/wlr_buffer.c
index 0cdb3444..3d6ae719 100644
--- a/types/wlr_buffer.c
+++ b/types/wlr_buffer.c
@@ -4,12 +4,14 @@
#include <wlr/types/wlr_buffer.h>
#include <wlr/types/wlr_linux_dmabuf_v1.h>
#include <wlr/util/log.h>
+#include "util/signal.h"
void wlr_buffer_init(struct wlr_buffer *buffer,
const struct wlr_buffer_impl *impl) {
assert(impl->destroy);
buffer->impl = impl;
buffer->n_refs = 1;
+ wl_signal_init(&buffer->events.destroy);
}
struct wlr_buffer *wlr_buffer_ref(struct wlr_buffer *buffer) {
@@ -28,6 +30,8 @@ void wlr_buffer_unref(struct wlr_buffer *buffer) {
return;
}
+ wlr_signal_emit_safe(&buffer->events.destroy, NULL);
+
buffer->impl->destroy(buffer);
}