#include "missing.h"
#include "set.h"
#include "list.h"
+#include "signal-util.h"
#include "sd-event.h"
return e->original_pid != getpid();
}
-static int source_io_unregister(sd_event_source *s) {
+static void source_io_unregister(sd_event_source *s) {
int r;
assert(s);
assert(s->type == SOURCE_IO);
+ if (event_pid_changed(s->event))
+ return;
+
if (!s->io.registered)
- return 0;
+ return;
r = epoll_ctl(s->event->epoll_fd, EPOLL_CTL_DEL, s->io.fd, NULL);
- if (r < 0)
- return -errno;
+ assert_log(r >= 0);
s->io.registered = false;
- return 0;
}
static int source_io_register(
assert(e);
+ if (event_pid_changed(e))
+ return 0;
+
add_to_epoll = e->signal_fd < 0;
r = signalfd(e->signal_fd, &e->sigset, SFD_NONBLOCK|SFD_CLOEXEC);
switch (s->type) {
case SOURCE_IO:
- r = source_io_unregister(s);
- if (r < 0)
- return r;
-
+ source_io_unregister(s);
s->enabled = m;
break;
}
r = -errno;
-
goto finish;
}
assert_return(e->state == SD_EVENT_INITIAL, -EBUSY);
r = sd_event_prepare(e);
- if (r > 0) {
- r = sd_event_dispatch(e);
- if (r < 0)
- return r;
- else
- return 1;
- } else if (r < 0)
- return r;
+ if (r == 0)
+ /* There was nothing? Then wait... */
+ r = sd_event_wait(e, timeout);
- r = sd_event_wait(e, timeout);
if (r > 0) {
+ /* There's something now, then let's dispatch it */
r = sd_event_dispatch(e);
if (r < 0)
return r;
- else
- return 1;
- } else
- return r;
+
+ return 1;
+ }
+
+ return r;
}
_public_ int sd_event_loop(sd_event *e) {