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event/SocketMonitor: Schedule() returns bool

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This commit is contained in:
Max Kellermann
2019-12-18 17:46:33 +01:00
parent a8661b5931
commit 732bdc800d
2 changed files with 19 additions and 11 deletions
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16
src/event/SocketMonitor.cxx
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@@ -68,20 +68,24 @@ SocketMonitor::Close() noexcept
Steal().Close();
}
void
bool
SocketMonitor::Schedule(unsigned flags) noexcept
{
assert(IsDefined());
if (flags == GetScheduledFlags())
return;
return true;
bool success;
if (scheduled_flags == 0)
loop.AddFD(fd.Get(), flags, *this);
success = loop.AddFD(fd.Get(), flags, *this);
else if (flags == 0)
loop.RemoveFD(fd.Get(), *this);
success = loop.RemoveFD(fd.Get(), *this);
else
loop.ModifyFD(fd.Get(), flags, *this);
success = loop.ModifyFD(fd.Get(), flags, *this);
scheduled_flags = flags;
if (success)
scheduled_flags = flags;
return success;
}