BOOL WINAPI event_handler(DWORD sig)
{
switch (sig) {
case CTRL_C_EVENT:
case CTRL_CLOSE_EVENT:
case CTRL_LOGOFF_EVENT:
case CTRL_SHUTDOWN_EVENT:
if (g_killed == false) {
dstream<<DTIME<<"INFO: event_handler(): "
<<"Ctrl+C, Close Event, Logoff Event or Shutdown Event, shutting down."<<std::endl;
dstream<<DTIME<<"INFO: event_handler(): "
<<"Printing debug stacks"<<std::endl;
debug_stacks_print();
g_killed = true;
}else{
(void)signal(SIGINT, SIG_DFL);
}
break;
case CTRL_BREAK_EVENT:
break;
}
return TRUE;
}
void assert_fail(const char *assertion, const char *file,
unsigned int line, const char *function)
{
DEBUGPRINT("\nIn thread %lx:\n"
"%s:%d: %s: Assertion '%s' failed.\n",
(unsigned long)get_current_thread_id(),
file, line, function, assertion);
debug_stacks_print();
if(g_debugstreams[1])
fclose(g_debugstreams[1]);
abort();
}
void fatal_error_fn(const char *msg, const char *file,
unsigned int line, const char *function)
{
DEBUGPRINT("\nIn thread %lx:\n"
"%s:%u: %s: A fatal error occurred: %s\n",
(unsigned long)get_current_thread_id(),
file, line, function, msg);
debug_stacks_print();
if(g_debugstreams[1])
fclose(g_debugstreams[1]);
abort();
}
void sigint_handler(int sig)
{
if(g_killed == false)
{
dstream<<DTIME<<"INFO: sigint_handler(): "
<<"Ctrl-C pressed, shutting down."<<std::endl;
dstream<<DTIME<<"INFO: sigint_handler(): "
<<"Printing debug stacks"<<std::endl;
debug_stacks_print();
g_killed = true;
}
else
{
(void)signal(SIGINT, SIG_DFL);
}
}
void *EmergeThread::run()
{
DSTACK(FUNCTION_NAME);
BEGIN_DEBUG_EXCEPTION_HANDLER
v3s16 pos;
m_map = (ServerMap *)&(m_server->m_env->getMap());
m_emerge = m_server->m_emerge;
m_mapgen = m_emerge->m_mapgens[id];
enable_mapgen_debug_info = m_emerge->enable_mapgen_debug_info;
reg("EmergeThread" + itos(id), 5);
while (!stopRequested()) {
try {
std::map<v3s16, MapBlock *> modified_blocks;
BlockEmergeData bedata;
BlockMakeData bmdata;
EmergeAction action;
MapBlock *block;
if (!popBlockEmerge(&pos, &bedata)) {
m_queue_event.wait();
continue;
}
if (blockpos_over_limit(pos))
continue;
bool allow_gen = bedata.flags & BLOCK_EMERGE_ALLOW_GEN;
EMERGE_DBG_OUT("pos=" PP(pos) " allow_gen=" << allow_gen);
action = getBlockOrStartGen(pos, allow_gen, &block, &bmdata);
if (action == EMERGE_GENERATED) {
{
ScopeProfiler sp(g_profiler,
"EmergeThread: Mapgen::makeChunk", SPT_AVG);
TimeTaker t("mapgen::make_block()");
m_mapgen->makeChunk(&bmdata);
if (enable_mapgen_debug_info == false)
t.stop(true); // Hide output
}
block = finishGen(pos, &bmdata, &modified_blocks);
}
runCompletionCallbacks(pos, action, bedata.callbacks);
if (block) {
//modified_blocks[pos] = block;
} else if (allow_gen)
verbosestream<<"nothing generated at "<<pos<< " emerge action="<< action <<std::endl;
if (modified_blocks.size() > 0)
m_server->SetBlocksNotSent(/*modified_blocks*/);
if (m_mapgen->heat_cache.size() > 1000) {
m_mapgen->heat_cache.clear();
m_mapgen->humidity_cache.clear();
}
} catch (VersionMismatchException &e) {
std::ostringstream err;
err << "World data version mismatch in MapBlock " << PP(pos) << std::endl
<< "----" << std::endl
<< "\"" << e.what() << "\"" << std::endl
<< "See debug.txt." << std::endl
<< "World probably saved by a newer version of " PROJECT_NAME_C "."
<< std::endl;
debug_stacks_print();
m_server->setAsyncFatalError(err.str());
} catch (SerializationError &e) {
std::ostringstream err;
err << "Invalid data in MapBlock " << PP(pos) << std::endl
<< "----" << std::endl
<< "\"" << e.what() << "\"" << std::endl
<< "See debug.txt." << std::endl
<< "You can ignore this using [ignore_world_load_errors = true]."
<< std::endl;
debug_stacks_print();
m_server->setAsyncFatalError(err.str());
} catch (std::exception &e) {
errorstream << "emerge: exception at " << pos << " : " << e.what() << std::endl;
}
}
END_DEBUG_EXCEPTION_HANDLER
return NULL;
}