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-rw-r--r--common/glib-ectomy.c77
1 files changed, 47 insertions, 30 deletions
diff --git a/common/glib-ectomy.c b/common/glib-ectomy.c
index 7644fd18..16992e0f 100644
--- a/common/glib-ectomy.c
+++ b/common/glib-ectomy.c
@@ -84,26 +84,49 @@ struct watch {
GIOChannel *channel;
gint priority;
GIOCondition condition;
+ short *revents;
GIOFunc func;
gpointer user_data;
GDestroyNotify destroy;
+ struct watch *prev;
struct watch *next;
};
-static struct watch watch_head = { .id = 0, .next = 0 };
+static struct watch watch_head = { .id = 0, .prev = 0, .next = 0, .revents = 0 };
static GMainContext *default_context = NULL;
+static void watch_remove(struct watch *w)
+{
+ struct watch *p, *n;
+
+ if (!w)
+ return;
+
+ p = w->prev;
+ n = w->next;
+
+ if (p)
+ p->next = n;
+
+ if (n)
+ n->prev = p;
+
+ free(w);
+}
+
void g_io_remove_watch(guint id)
{
- struct watch *w, *p;
+ struct watch *w, *n;
- for (p = &watch_head, w = watch_head.next; w; p = w, w = w->next)
- if (w->id == id) {
- p->next = w->next;
- free (w);
- return;
- }
+ for (w = watch_head.next; w; w = n) {
+ n = w->next;
+ if (w->id != id)
+ continue;
+
+ watch_remove(w);
+ return;
+ }
}
guint g_io_add_watch_full(GIOChannel *channel, gint priority,
@@ -120,7 +143,11 @@ guint g_io_add_watch_full(GIOChannel *channel, gint priority,
watch->user_data = user_data;
watch->destroy = notify;
+ watch->prev = 0;
watch->next = watch_head.next;
+ if (watch_head.next)
+ watch_head.next->prev = watch;
+
watch_head.next = watch;
return watch->id;
@@ -250,14 +277,15 @@ void g_main_loop_run(GMainLoop *loop)
return;
while (!loop->bail) {
- int nfds, rc, i;
- struct watch *p, *w;
+ int nfds, rc;
+ struct watch *n, *w;
nfds = 0;
for (w = watch_head.next; w != NULL; w = w->next) {
ufds[nfds].fd = w->channel->fd;
ufds[nfds].events = w->condition;
ufds[nfds].revents = 0;
+ w->revents = &ufds[nfds].revents;
nfds++;
}
@@ -268,28 +296,17 @@ void g_main_loop_run(GMainLoop *loop)
if (rc < 0)
continue;
- p = &watch_head;
- w = watch_head.next;
- i = 0;
-
- while (w) {
- if (ufds[i].revents) {
- gboolean keep = w->func(w->channel, ufds[i].revents, w->user_data);
- if (!keep) {
- if (w->destroy)
- w->destroy(w->user_data);
- p->next = w->next;
- memset(w, 0, sizeof(*w));
- free(w);
- w = p->next;
- i++;
+ for (w = watch_head.next; w; w = n) {
+ n = w->next;
+ if (*w->revents) {
+ gboolean keep = w->func(w->channel, *w->revents, w->user_data);
+ if (keep)
continue;
- }
- }
- p = w;
- w = w->next;
- i++;
+ if (w->destroy)
+ w->destroy(w->user_data);
+ watch_remove(w);
+ }
}
/* check expired timers */