sinsp_chisel::~sinsp_chisel()
{
for(vector<chiselinfo*>::iterator it = m_subchisels.begin(); it != m_subchisels.end(); ++it)
{
delete *it;
}
if(m_root != NULL)
{
delete m_root;
}
free_lua_chisel();
}
void sinsp_chisel::on_init()
{
//
// Done with the arguments, call init()
//
lua_getglobal(m_ls, "on_init");
if(lua_pcall(m_ls, 0, 1, 0) != 0)
{
//
// No on_init.
// That's ok. Just return.
//
return;
}
if(m_new_chisel_to_exec == "")
{
if(!lua_isboolean(m_ls, -1))
{
throw sinsp_exception(m_filename + " chisel error: wrong init() return value.");
}
if(!lua_toboolean(m_ls, -1))
{
throw sinsp_exception("init() for chisel " + m_filename + " failed.");
}
}
lua_pop(m_ls, 1);
//
// If the chisel called chisel.exec(), free this chisel and load the new one
//
if(m_new_chisel_to_exec != "")
{
free_lua_chisel();
load(m_new_chisel_to_exec);
m_new_chisel_to_exec = "";
vector<string> args = m_argvals;
m_argvals.clear();
set_args(&args);
on_init();
}
}
void sinsp_chisel::on_init()
{
//
// Done with the arguments, call init()
//
lua_getglobal(m_ls, "on_init");
if(!lua_isfunction(m_ls, -1))
{
//
// No on_init.
// That's ok. Just return.
//
return;
}
if(lua_pcall(m_ls, 0, 1, 0) != 0)
{
//
// Exception running init
//
const char* lerr = lua_tostring(m_ls, -1);
string err = m_filename + ": error in init(): " + lerr;
throw sinsp_exception(err);
}
if(m_new_chisel_to_exec == "")
{
if(!lua_isboolean(m_ls, -1))
{
throw sinsp_exception(m_filename + " chisel error: wrong init() return value.");
}
if(!lua_toboolean(m_ls, -1))
{
throw sinsp_exception("init() for chisel " + m_filename + " failed.");
}
}
lua_pop(m_ls, 1);
//
// If the chisel called chisel.exec(), free this chisel and load the new one
//
if(m_new_chisel_to_exec != "")
{
free_lua_chisel();
load(m_new_chisel_to_exec);
m_new_chisel_to_exec = "";
string args;
for(uint32_t j = 0; j < m_argvals.size(); j++)
{
if(m_argvals[j].find(" ") == string::npos)
{
args += m_argvals[j];
}
else
{
args += string("'") + m_argvals[j] + "'";
}
if(j < m_argvals.size() - 1)
{
args += " ";
}
}
m_argvals.clear();
set_args(args);
on_init();
}
}
sinsp_chisel::~sinsp_chisel()
{
free_lua_chisel();
}
