char *system_path(const char *path)
{
struct strbuf d = STRBUF_INIT;
if (is_absolute_path(path))
return xstrdup(path);
strbuf_addf(&d, "%s/%s", system_prefix(), path);
return strbuf_detach(&d, NULL);
}
/**
* Runs rbx from the filesystem. Searches for the Rubinius runtime files
* according to the algorithm in find_runtime().
*/
void Environment::run_from_filesystem() {
int i = 0;
state->vm()->set_root_stack(reinterpret_cast<uintptr_t>(&i),
VM::cStackDepthMax);
std::string runtime = system_prefix() + RBX_RUNTIME_PATH;
load_platform_conf(runtime);
boot_vm();
start_finalizer();
load_argv(argc_, argv_);
start_signals();
state->vm()->initialize_config();
load_tool();
G(rubinius)->set_const(state, "Signature", Integer::from(state, signature_));
if(LANGUAGE_20_ENABLED(state)) {
runtime += "/20";
} else if(LANGUAGE_19_ENABLED(state)) {
runtime += "/19";
} else {
runtime += "/18";
}
G(rubinius)->set_const(state, "RUNTIME_PATH", String::create(state,
runtime.c_str(), runtime.size()));
load_kernel(runtime);
shared->finalizer_handler()->start_thread(state);
run_file(runtime + "/loader.rbc");
state->vm()->thread_state()->clear();
Object* loader = G(rubinius)->get_const(state, state->symbol("Loader"));
if(loader->nil_p()) {
rubinius::bug("Unable to find loader");
}
OnStack<1> os(state, loader);
Object* inst = loader->send(state, 0, state->symbol("new"));
if(inst) {
OnStack<1> os2(state, inst);
inst->send(state, 0, state->symbol("main"));
} else {
rubinius::bug("Unable to instantiate loader");
}
}
void Environment::set_codedb_paths() {
if(config.codedb_core_path.value.size() == 0) {
config.codedb_core_path.value.assign(system_prefix() + RBX_CODEDB_PATH);
}
std::string cache_path(config.codedb_cache_path.value);
expand_config_value(cache_path, "$TMPDIR", config.tmp_path);
expand_config_value(cache_path, "$PROGRAM_NAME", RBX_PROGRAM_NAME);
expand_config_value(cache_path, "$USER", shared->username.c_str());
config.codedb_cache_path.value.assign(cache_path);
}
void Environment::boot() {
state->shared().start_diagnostics(state);
std::string codedb_path = system_prefix() + RBX_CODEDB_PATH;
{
timer::StopWatch<timer::microseconds> timer(
state->shared().boot_metrics()->platform_us);
load_platform_conf(codedb_path);
}
{
timer::StopWatch<timer::microseconds> timer(
state->shared().boot_metrics()->memory_us);
shared->om = new Memory(state->vm(), *shared);
}
shared->set_initialized();
state->vm()->managed_phase(state);
{
timer::StopWatch<timer::microseconds> timer(
state->shared().boot_metrics()->fields_us);
TypeInfo::auto_learn_fields(state);
}
{
timer::StopWatch<timer::microseconds> timer(
state->shared().boot_metrics()->ontology_us);
state->vm()->bootstrap_ontology(state);
}
start_finalizer(state);
load_argv(argc_, argv_);
// Start the main Ruby thread.
Thread* main = 0;
OnStack<1> os(state, main);
{
timer::StopWatch<timer::microseconds> timer(
state->shared().boot_metrics()->main_thread_us);
main = Thread::create(state, state->vm(), Thread::main_thread);
main->start_thread(state, Thread::run);
}
VM* vm = SignalThread::new_vm(state);
vm->set_stack_bounds(state->vm()->stack_size());
State main_state(vm);
state->shared().start_signals(&main_state);
state->shared().set_running();
}
