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Log what is happening with window and session reference counts much more

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obviously.
This commit is contained in:
nicm
2017-04-28 19:13:55 +00:00
parent bcd6b41674
commit 0f2f783584
6 changed files with 41 additions and 25 deletions
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22
window.c
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@ -186,11 +186,11 @@ winlink_set_window(struct winlink *wl, struct window *w)
{
if (wl->window != NULL) {
TAILQ_REMOVE(&wl->window->winlinks, wl, wentry);
window_remove_ref(wl->window);
window_remove_ref(wl->window, __func__);
}
TAILQ_INSERT_TAIL(&w->winlinks, wl, wentry);
wl->window = w;
w->references++;
window_add_ref(w, __func__);
}
void
@ -200,7 +200,7 @@ winlink_remove(struct winlinks *wwl, struct winlink *wl)
if (w != NULL) {
TAILQ_REMOVE(&w->winlinks, wl, wentry);
window_remove_ref(w);
window_remove_ref(w, __func__);
}
RB_REMOVE(winlinks, wwl, wl);
@ -361,8 +361,7 @@ window_create_spawn(const char *name, int argc, char **argv, const char *path,
static void
window_destroy(struct window *w)
{
if (!TAILQ_EMPTY(&w->winlinks))
fatalx("window destroyed with winlinks");
log_debug("window @%u destroyed (%d references)", w->id, w->references);
RB_REMOVE(windows, &windows, w);
@ -387,11 +386,18 @@ window_destroy(struct window *w)
}
void
window_remove_ref(struct window *w)
window_add_ref(struct window *w, const char *from)
{
w->references++;
log_debug("%s: @%u %s, now %d", __func__, w->id, from, w->references);
}
void
window_remove_ref(struct window *w, const char *from)
{
if (w->references == 0)
fatal("bad reference count");
w->references--;
log_debug("%s: @%u %s, now %d", __func__, w->id, from, w->references);
if (w->references == 0)
window_destroy(w);
}