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x11: Check if xcb_configure_window worked 

So far we did not check for any errors
This commit is contained in:
Guido Günther 2018-07-11 17:29:41 +02:00
parent 2518de655c
commit e463b49166
1 changed files with 9 additions and 1 deletions
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10
backend/x11/output.c
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@ -47,8 +47,16 @@ static bool output_set_custom_mode(struct wlr_output *wlr_output,
output_set_refresh(&output->wlr_output, refresh);
const uint32_t values[] = { width, height };
xcb_configure_window(x11->xcb_conn, output->win,
xcb_void_cookie_t cookie = xcb_configure_window_checked(x11->xcb_conn, output->win,
XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT, values);
xcb_generic_error_t *error;
if ((error = xcb_request_check(x11->xcb_conn, cookie))) {
wlr_log(WLR_ERROR, "Could not set window size to %dx%d\n", width, height);
free(error);
return false;
}
return true;
}