/* run in the main thread in reaction to a log_reader_reopen to change * the source LogProtoServer instance. It needs to be ran in the main * thread as it reregisters the watches associated with the main * thread. */ void log_reader_reopen_deferred(gpointer s) { gpointer *args = (gpointer *) s; LogReader *self = args[0]; LogProtoServer *proto = args[1]; PollEvents *poll_events = args[2]; if (self->io_job.working) { self->pending_proto = proto; self->pending_poll_events = poll_events; self->pending_proto_present = TRUE; return; } log_reader_stop_watches(self); log_reader_apply_proto_and_poll_events(self, proto, poll_events); log_reader_update_watches(self); }
static void log_reader_work_finished(void *s) { LogReader *self = (LogReader *) s; if (self->pending_proto_present) { /* pending proto is only set in the main thread, so no need to * lock it before coming here. After we're syncing with the * log_writer_reopen() call, quite possibly coming from a * non-main thread. */ g_static_mutex_lock(&self->pending_proto_lock); log_reader_apply_proto_and_poll_events(self, self->pending_proto, self->pending_poll_events); self->pending_proto = NULL; self->pending_poll_events = NULL; self->pending_proto_present = FALSE; g_cond_signal(self->pending_proto_cond); g_static_mutex_unlock(&self->pending_proto_lock); } if (self->notify_code) { gint notify_code = self->notify_code; self->notify_code = 0; log_pipe_notify(self->control, notify_code, self); } if (self->super.super.flags & PIF_INITIALIZED) { /* reenable polling the source assuming that we're still in * business (e.g. the reader hasn't been uninitialized) */ log_proto_server_reset_error(self->proto); log_reader_update_watches(self); } log_pipe_unref(&self->super.super); }