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xcb: Only print the first error and ignore subsequent ones

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It is quite likely that following errors are caused by the previous ones. To
avoid flooding users we now silently discard all the errors and events after the
first one.

Signed-off-by: Uli Schlachter <psychon@znc.in>
This commit is contained in:
Uli Schlachter 2011-01-04 13:05:03 +01:00
parent 8a65279ee1
commit f8277dfdaf
1 changed files with 5 additions and 1 deletions
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6
boilerplate/cairo-boilerplate-xcb.c
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@ -594,7 +594,7 @@ _cairo_boilerplate_xcb_finish_surface (cairo_surface_t *surface)
if (cairo_surface_status (surface))
return cairo_surface_status (surface);
while ((ev = xcb_poll_for_event (xtc->c)) != NULL) {
if ((ev = xcb_poll_for_event (xtc->c)) != NULL) {
if (ev->response_type == CAIRO_XCB_ERROR) {
xcb_generic_error_t *error = (xcb_generic_error_t *) ev;
@ -614,6 +614,10 @@ _cairo_boilerplate_xcb_finish_surface (cairo_surface_t *surface)
}
free (ev);
/* Silently discard all following errors */
while ((ev = xcb_poll_for_event (xtc->c)) != NULL)
free (ev);
return CAIRO_STATUS_WRITE_ERROR;
}