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event/ServerSocket: add method IsEmpty()

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This commit is contained in:
Max Kellermann 2018-07-15 21:35:14 +02:00
parent 1d30df9b15
commit 56bfff5a57
1 changed files with 4 additions and 0 deletions
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4
src/event/ServerSocket.hxx
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@ -109,6 +109,10 @@ public:
*/
void AddFD(int fd);
bool IsEmpty() const noexcept {
return sockets.empty();
}
/**
* Throws #std::runtime_error on error.
*/