src/main.cpp


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#include "chatServer.hpp"
#include <csignal>
#include "log.hpp"
#include <unistd.h>

static void handleSignal(int sig) {
  signal(sig, SIG_DFL);

  log(SYS, "Caught signal: {}", sig);

  switch (sig) {
    default:
      // quick_exit(less cleanup) if the cleanup took too long
      signal(SIGALRM, [](int) { std::quick_exit(1); });
      alarm(5);

      std::exit(0);
      break;
  }
}

static void registerSignals() {
  signal(SIGINT, handleSignal);
  signal(SIGTERM, handleSignal);

  // client may not finish reading hence the server will receive SIGPIPE, we don't want that to just crash the server
  signal(SIGPIPE, SIG_IGN);
}

// TODO: ARGC, ARGV. the CServer ctor should take a port number
int main() {
  registerSignals();

  g_pChatServer = std::make_unique<CChatServer>();
  g_pChatServer->start();

  // died
  g_pChatServer->cleanup();
  g_pChatServer.reset();

  return 0;
}