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#include "LuaTask.h"
#include "Main.h"
#include "TaskMan.h"
#include "Printer.h"
namespace {
class LuaTaskStopper : public Balau::LuaExecCell {
virtual void run(Balau::Lua &) { }
};
};
Balau::LuaExecCell::LuaExecCell() {
Printer::elog(E_TASK, "LuaExecCell created at %p", this);
}
Balau::LuaMainTask::LuaMainTask() {
Printer::elog(E_TASK, "LuaMainTask created at %p", this);
L.open_base();
L.open_table();
L.open_string();
L.open_math();
L.open_debug();
L.open_bit();
L.open_jit();
}
Balau::LuaMainTask::~LuaMainTask() {
L.close();
}
void Balau::LuaMainTask::exec(LuaExecCell * cell) {
Printer::elog(E_TASK, "LuaMainTask at %p is asked to queue Cell %p", this, cell);
m_queue.push(cell);
}
void Balau::LuaMainTask::stop() {
Printer::elog(E_TASK, "LuaMainTask at %p asked to stop", this);
exec(new LuaTaskStopper());
}
void Balau::LuaMainTask::Do() {
for (;;) {
LuaExecCell * cell;
Printer::elog(E_TASK, "LuaMainTask at %p tries to pop an ExecCell", this);
while ((cell = m_queue.pop())) {
Printer::elog(E_TASK, "LuaMainTask at %p popped %p", this, cell);
if (dynamic_cast<LuaTaskStopper *>(cell)) {
Printer::elog(E_TASK, "LuaMainTask at %p is stopping", this);
delete cell;
return;
}
TaskMan::registerTask(new LuaTask(L.thread(), cell), this);
}
}
}
void Balau::LuaTask::Do() {
try {
m_cell->run(L);
}
catch (GeneralException e) {
m_cell->m_exception = new GeneralException(e);
}
catch (...) {
m_cell->setError();
}
if (m_cell->m_detached)
delete m_cell;
else
m_cell->m_event.trigger();
}
void Balau::LuaExecCell::exec(LuaMainTask * mainTask) {
if (!m_detached)
Task::prepare(&m_event);
mainTask->exec(this);
if (!m_detached)
Task::operationYield(&m_event);
}
void Balau::LuaExecCell::throwError() throw (GeneralException) {
if (!gotError())
return;
if (m_exception) {
GeneralException copy(*m_exception);
delete m_exception;
m_exception = NULL;
throw copy;
} else {
throw GeneralException("Unknown error");
}
}
void Balau::LuaExecString::run(Lua & L) {
L.load(m_str);
}
void Balau::LuaExecFile::run(Lua & L) {
L.load(m_file);
}
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