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Merge pull request #890 from agx/layer-shell-empty-output-crash

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layer-shell: Fix crash when cursor is intially outside any output
This commit is contained in:
Drew DeVault 2018-04-26 14:31:35 +02:00 committed by GitHub
commit 93ebd33aa8
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2 changed files with 15 additions and 3 deletions
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14
rootston/layer_shell.c
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@ -395,8 +395,18 @@ void handle_layer_shell_surface(struct wl_listener *listener, void *data) {
wlr_output_layout_output_at(desktop->layout,
seat->cursor->cursor->x,
seat->cursor->cursor->y);
assert(output); // And this one
layer_surface->output = output;
if (!output) {
wlr_log(L_ERROR, "Couldn't find output at (%.0f,%.0f)",
seat->cursor->cursor->x,
seat->cursor->cursor->y);
output = wlr_output_layout_get_center_output(desktop->layout);
}
if (output) {
layer_surface->output = output;
} else {
wlr_layer_surface_close(layer_surface);
return;
}
}
roots_surface->surface_commit.notify = handle_surface_commit;

4
types/wlr_layer_shell.c
View file

@ -288,7 +288,9 @@ static void handle_surface_committed(struct wlr_surface *wlr_surface,
surface->added = true;
wlr_signal_emit_safe(&surface->shell->events.new_surface,
surface);
assert(surface->output);
// either the compositor found a suitable output or it must
// have closed the surface
assert(surface->output || surface->closed);
}
if (surface->configured && wlr_surface_has_buffer(surface->surface) &&
!surface->mapped) {