RlSemaphore::RlSemaphore(const bfs::path& semname, int index)
{
std::string filename = semname.native_file_string();
key_t key = ftok(filename.c_str(), index);
if (key == -1)
throw SgException("Semaphore " + filename + " doesn't exist");
m_id = semget(key, 1, 0644 | IPC_CREAT);
if (semctl(m_id, 0, SETVAL, 1) == -1)
throw SgException("Failed to initialise semaphore");
}
RlSharedMemory::RlSharedMemory(
const bfs::path& sharename, int index, int bytes)
{
std::string filename = sharename.native_file_string();
key_t key = ftok(filename.c_str(), index);
if (key == -1)
throw SgException("Shared file " + filename + " doesn't exist");
m_id = shmget(key, bytes, 0644 | IPC_CREAT);
if (m_id == -1)
Error("shmget");
m_data = (char*) shmat(m_id, 0, 0);
if (m_data == (char*) -1)
Error("shmat");
}
RlEngine::RlEngine(istream& in, ostream& out,
const bfs::path& programPath,
const bfs::path& rlgoDir,
const bfs::path& settingsfile,
const vector<pair<string, string> >& overrides)
: GoGtpEngine(in, out, 0, programPath.native_file_string().c_str())
{
m_commands.Register(*this);
RlForceLink();
// Create a single player that is used by both sides
RlAgentPlayer* agentplayer = new RlAgentPlayer(Board());
m_player = agentplayer;
GoGtpEngine::SetPlayer(agentplayer);
SetOverrides(overrides);
m_setup = InitSettings(settingsfile, rlgoDir, m_player->Board());
// Set player to use newly created agent
m_player->SetAgent(m_setup->GetMainAgent());
m_setup->SetGame(&GetGame());
m_commands.Setup(m_setup);
}