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libweston: log head detach on enabled output 

Helps debugging.

Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Acked-by: Derek Foreman <derekf@osg.samsung.com>
This commit is contained in:
Pekka Paalanen 2017-12-08 16:11:17 +02:00
parent dcac351dc5
commit a010699dcf
1 changed files with 10 additions and 1 deletions
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11
libweston/compositor.c
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@ -4699,6 +4699,7 @@ WL_EXPORT void
weston_head_detach(struct weston_head *head)
{
struct weston_output *output = head->output;
char *head_names;
wl_list_remove(&head->output_link);
wl_list_init(&head->output_link);
@ -4713,8 +4714,16 @@ weston_head_detach(struct weston_head *head)
if (output->enabled) {
weston_head_remove_global(head);
if (wl_list_empty(&output->head_list))
if (wl_list_empty(&output->head_list)) {
weston_log("Output '%s' no heads left, disabling.\n",
output->name);
weston_output_disable(output);
} else {
head_names = weston_output_create_heads_string(output);
weston_log("Output '%s' updated to have head(s) %s\n",
output->name, head_names);
free(head_names);
}
}
}