wayland: print errno strerror for data offer read/write

Author: na-na-hi

player/clipboard/clipboard-wayland.c

@@ -203,7 +203,7 @@ static void data_source_handle_send(void *data,
             ssize_t data_written = write(fd, text.start, text.len);
             mp_mutex_unlock(&wl->lock);
             if (data_written == -1) {
-                MP_VERBOSE(wl, "data source send aborted (write error)\n");
+                MP_VERBOSE(wl, "data source send aborted (write error: %s)\n", mp_strerror(errno));
             } else {
                 MP_VERBOSE(wl, "%zu bytes written to the data source fd\n", data_written);
             }
@@ -382,7 +382,7 @@ static void get_selection_data(struct clipboard_wayland_priv *wl, struct clipboa
     }
 
     if (data_read == -1) {
-        MP_VERBOSE(wl, "data offer aborted (read error)\n");
+        MP_VERBOSE(wl, "data offer aborted (read error: %s)\n", mp_strerror(errno));
     } else {
         MP_VERBOSE(wl, "Read %zu bytes from the data offer fd\n", content.len);
         // Update clipboard text content

video/out/wayland_common.c

@@ -922,7 +922,7 @@ static void data_source_handle_send(void *data, struct wl_data_source *wl_data_s
         if (fdp.revents & POLLOUT) {
             ssize_t data_written = write(fd, wl->selection_text.start, wl->selection_text.len);
             if (data_written == -1) {
-                MP_VERBOSE(wl, "data source send aborted (write error)\n");
+                MP_VERBOSE(wl, "data source send aborted (write error: %s)\n", mp_strerror(errno));
             } else {
                 MP_VERBOSE(wl, "%zu bytes written to the data source fd\n", data_written);
             }
@@ -2236,7 +2236,7 @@ static void check_fd(struct vo_wayland_state *wl, struct vo_wayland_data_offer *
         }
 
         if (data_read == -1) {
-            MP_VERBOSE(wl, "data offer aborted (read error)\n");
+            MP_VERBOSE(wl, "data offer aborted (read error: %s)\n", mp_strerror(errno));
         } else {
             MP_VERBOSE(wl, "Read %zu bytes from the data offer fd\n", content.len);