double simpsons_approx(int fun,double lo,double hi){//do a simpson's approximation on the appropriate function over the specified interval
double p1=(hi-lo)/6.0;
double pLo=call_function(fun,lo);
double pAv=4.0 * call_function(fun,(lo+hi)/2 );
double pHi=call_function(fun,hi);
return p1*( pLo+pAv+pHi );
}
void
create_object(struct object *ob)
{
int i;
if (!(ob->flags & O_CREATED))
{
ob->flags |= O_CREATED;
ob->created = current_time;
for (i = 0; i < (int)ob->prog->num_inherited; i++)
if (!(ob->prog->inherit[i].type & TYPE_MOD_SECOND))
{
if (ob->prog->inherit[i].prog->ctor_index !=
(unsigned short) -1)
{
call_function(ob, i,
(unsigned int)ob->prog->inherit[i].prog->ctor_index, 0);
pop_stack();
}
}
if (search_for_function("create", ob->prog))
{
call_function(ob, function_inherit_found,
(unsigned int)function_index_found, 0);
pop_stack();
}
}
}
const SpObject *SpVM::eval(const SpExpr *expr, SpEnv *env) {
// check whether this expression is an atom or a function call
if (expr->head()->type() == TOKEN_FUNCTION_CALL) {
// this is a function call expression
std::string func_name(expr->head()->value());
// we find the function associated with this name in the given environment
const SpObject *obj = resolve(func_name, env);
if (obj == NULL || obj->type() != T_FUNCTION) RUNTIME_ERROR_F("'%s' is not a function", func_name.c_str());
// now call the function
return call_function(func_name,
static_cast<const SpFunction *>(obj->self()), expr, env);
} else {
// evaluate this atom
std::string val = expr->head()->value();
switch (expr->head()->type()) {
case TOKEN_NAME: {
const SpObject *obj = resolve(val, env);
if (obj == NULL)
RUNTIME_ERROR_F("Undeclared variable '%s'", val.c_str());
return obj->shallow_copy();
}
case TOKEN_NUMERIC:
return new SpIntValue(atoi(val.c_str()));
case TOKEN_CLOSURE:
// the closure expression is stored in the first argument of the
// object expression
return new SpRefObject(new SpClosure(ArgList(), NULL, *expr->cbegin()));
default:
RUNTIME_ERROR("Unsupported operation");
}
}
}
int get_type(char *format, va_list args)
{
int id;
int count[1];
count[0] = 0;
count[1] = 0;
while (format[count[1]] != '\0')
{
id = -1;
if (format[count[1]] == '%')
{
id = get_id(count[1], format, "csdioxXbpSuf");
if (id >= 0)
{
count[0] += call_function(id, args);
count[1]++;
}
count[1]++;
}
else
get_type_next(format, count);
}
return (count[0]);
}
/**
* \brief Calls the on_closed() method of the object on top of the stack.
*/
void LuaContext::on_closed()
{
if (find_method("on_closed"))
{
call_function(1, 0, "on_closed");
}
}
int32 interpreter::get_function_value(int32 f, uint32 param_count) {
int32 result;
if(!f) {
params.clear();
return 0;
}
no_action++;
call_depth++;
if (call_function(f, param_count, 1)) {
if (lua_isboolean(current_state, -1))
result = lua_toboolean(current_state, -1);
else
result = lua_tointeger(current_state, -1);
lua_pop(current_state, 1);
no_action--;
call_depth--;
if(call_depth == 0) {
pduel->release_script_group();
pduel->restore_assumes();
}
return result;
}
no_action--;
call_depth--;
if(call_depth == 0) {
pduel->release_script_group();
pduel->restore_assumes();
}
return OPERATION_FAIL;
}
int32 interpreter::check_condition(int32 f, uint32 param_count) {
int32 result;
if(!f) {
params.clear();
return TRUE;
}
no_action++;
call_depth++;
if (call_function(f, param_count, 1)) {
result = lua_toboolean(current_state, -1);
lua_pop(current_state, 1);
no_action--;
call_depth--;
if(call_depth == 0) {
pduel->release_script_group();
pduel->restore_assumes();
}
return result;
}
no_action--;
call_depth--;
if(call_depth == 0) {
pduel->release_script_group();
pduel->restore_assumes();
}
return OPERATION_FAIL;
}
bool evaluate_variable(const object& variable_name)
{
object result;
// std::cout << "GET VARIABLE" << std::endl;
if(get_variable(variable_name.data.variable, &result) == OK)
{
// std::cout << "GET VARIABLE" << std::endl;
// Auto call zero argument functions when they are found.
if(result.type == FUNCTION)
{
if(result.data.function->arguments.size() == 1)
{
object arguments; // empty, won't be used by call_function so no need to initialize
call_function(result, result, arguments);
}
}
optic_stack.push_back(result); // result is already a copy, no need to copy again
return true;
}
else
{
out() << "Variable " << reverse_variable_name_lookup[variable_name.data.variable] << " not found." << std::endl;
clear_stack();
return false;
}
}
/**
* \brief Executes the callback of a timer.
*
* Then, if the callback returns \c true, the timer is rescheduled,
* otherwise it is discarded.
*
* Does nothing if the timer is already finished.
*
* \param timer The timer to execute.
*/
void LuaContext::do_timer_callback(Timer& timer) {
Debug::check_assertion(timer.is_finished(), "This timer is still running");
const std::map<Timer*, LuaTimerData>::iterator it = timers.find(&timer);
if (it != timers.end() && it->second.callback_ref != LUA_REFNIL) {
const int callback_ref = it->second.callback_ref;
push_callback(callback_ref);
const bool success = call_function(0, 1, "timer callback");
bool repeat = false;
if (success) {
repeat = lua_isboolean(l, -1) && lua_toboolean(l, -1);
lua_pop(l, 1);
}
if (repeat) {
// The callback returned true: reschedule the timer.
timer.set_expiration_date(timer.get_expiration_date() + timer.get_initial_duration());
if (timer.is_finished()) {
// Already finished: this is possible if the duration is smaller than
// the main loop stepsize.
do_timer_callback(timer);
}
}
else {
cancel_callback(callback_ref);
it->second.callback_ref = LUA_REFNIL;
timers_to_remove.push_back(&timer);
}
}
}
int
main() {
lua_State *L = luaL_newstate();
call_function(L);
lua_close(L);
return 0;
}
static HRESULT Function_call(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
FunctionInstance *function;
IDispatch *this_obj = NULL;
unsigned cnt = 0;
HRESULT hres;
TRACE("\n");
if(!(function = function_this(jsthis)))
return throw_type_error(ctx, JS_E_FUNCTION_EXPECTED, NULL);
if(argc) {
if(!is_undefined(argv[0]) && !is_null(argv[0])) {
hres = to_object(ctx, argv[0], &this_obj);
if(FAILED(hres))
return hres;
}
cnt = argc-1;
}
hres = call_function(ctx, function, this_obj, cnt, argv+1, r);
if(this_obj)
IDispatch_Release(this_obj);
return hres;
}
/**
* \brief Executes the callback of a timer.
*
* Then, if the callback returns \c true, the timer is rescheduled,
* otherwise it is discarded.
*
* Does nothing if the timer is already finished.
*
* \param timer The timer to execute.
*/
void LuaContext::do_timer_callback(const TimerPtr& timer) {
Debug::check_assertion(timer->is_finished(), "This timer is still running");
auto it = timers.find(timer);
if (it != timers.end() &&
!it->second.callback_ref.is_empty()) {
ScopedLuaRef& callback_ref = it->second.callback_ref;
push_ref(l, callback_ref);
const bool success = call_function(0, 1, "timer callback");
bool repeat = false;
if (success) {
repeat = lua_isboolean(l, -1) && lua_toboolean(l, -1);
lua_pop(l, 1);
}
if (repeat) {
// The callback returned true: reschedule the timer.
timer->set_expiration_date(timer->get_expiration_date() + timer->get_initial_duration());
if (timer->is_finished()) {
// Already finished: this is possible if the duration is smaller than
// the main loop stepsize.
do_timer_callback(timer);
}
}
else {
callback_ref.clear();
timers_to_remove.push_back(timer);
}
}
}
static VALUE epic_call (VALUE module, VALUE string)
{
char *funcval;
RUBY_STARTUP
funcval = call_function(my_string, "");
return rb_str_new(funcval, strlen(funcval));
}
static void do_test_run(struct code_chunks *chunk)
{
/* type-1 function */
char df1[] = {
0x64, 0x00, 0x00, 0x00, /* 100 */
'x', 0x00, 0x00, 0x00, /* 'x' */
0xC8, 0x00, 0x00, 0x00, /* 200 */
};
/* type-2 function */
char *name = "mygirl";
char df2[] = {
0x00, 0x00, 0x00, 0x00, /* name */
0x04, 0x00, 0x00, 0x00 /* 4 */
};
/* type-3 function */
int fibo;
char df3[] = {
0x0f, 0x00, 0x00, 0x00, /* 15 */
0x00, 0x00, 0x00, 0x00 /* fibo */
};
char number[15];
char df4[] = {
0xde, 0xad, 0xbe, 0xef,
0x00, 0x00, 0x00, 0x00 /* number */
};
char df5[] = { };
ptr2char(df2, name);
ptr2char((char *)df3 + 4, &fibo);
ptr2char((char *)df4 + 4, number);
call_function(chunk, FUNC_TYPE1, df1);
call_function(chunk, FUNC_TYPE2, df2);
call_function(chunk, FUNC_TYPE3, df3);
printf("%s: fibo value returned: %d\n", __func__, fibo);
call_function(chunk, FUNC_TYPE5, df5);
call_function(chunk, FUNC_TYPE4, df4);
printf("%s: original: %d, reversed: %s\n", __func__, *(int *)df4, number);
}
uint64_t query(factor Factor) const
{
const auto Diff = call_function(QueryPerformanceCounter) - m_StartTime;
const auto Frequency = get_frequency();
const auto Whole = Diff / Frequency;
const auto Fraction = Diff % Frequency;
return Whole * Factor + (Fraction * Factor) / Frequency;
}
/**
* @since 2016-11-20
*/
Object tm_load_module(Object file, Object code, Object name) {
Object mod = module_new(file, name, code);
Object fnc = func_new(mod, NONE_OBJECT, NULL);
GET_FUNCTION(fnc)->code = (unsigned char*) GET_STR(code);
GET_FUNCTION(fnc)->name = string_new("#main");
call_function(fnc);
return GET_MODULE(mod)->globals;
}
/**
* @brief Calls the on_draw() method of the object on top of the stack.
* @param dst_surface The destination surface.
*/
void LuaContext::on_draw(Surface& dst_surface)
{
if (find_method("on_draw"))
{
push_surface(l, dst_surface);
call_function(2, 0, "on_draw");
}
}
bool LuaContext::do_file_if_exists(lua_State* l, const std::string& script_name)
{
if(load_file_if_exists(l, script_name))
{
call_function(l, 0, 0, script_name);
return true;
}
return false;
}
/**
* @brief Calls a function stored in the registry with a reference and
* releases this reference.
* @param callback_ref Reference of the function to call (if LUA_REFNIL,
* nothing is done).
*/
void LuaContext::do_callback(int callback_ref)
{
if (callback_ref != LUA_REFNIL)
{
push_callback(callback_ref);
call_function(0, 0, "callback");
destroy_ref(callback_ref);
}
}
static HRESULT Function_apply(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, DISPPARAMS *dp,
VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
{
FunctionInstance *function;
DISPPARAMS args = {NULL,NULL,0,0};
DWORD argc, i;
IDispatch *this_obj = NULL;
HRESULT hres = S_OK;
TRACE("\n");
if(!(function = function_this(jsthis)))
return throw_type_error(ctx, ei, JS_E_FUNCTION_EXPECTED, NULL);
argc = arg_cnt(dp);
if(argc) {
VARIANT *v = get_arg(dp,0);
if(V_VT(v) != VT_EMPTY && V_VT(v) != VT_NULL) {
hres = to_object(ctx, v, &this_obj);
if(FAILED(hres))
return hres;
}
}
if(argc >= 2) {
jsdisp_t *arg_array = NULL;
if(V_VT(get_arg(dp,1)) == VT_DISPATCH) {
arg_array = iface_to_jsdisp((IUnknown*)V_DISPATCH(get_arg(dp,1)));
if(arg_array &&
(!is_class(arg_array, JSCLASS_ARRAY) && !is_class(arg_array, JSCLASS_ARGUMENTS) )) {
jsdisp_release(arg_array);
arg_array = NULL;
}
}
if(arg_array) {
hres = array_to_args(ctx, arg_array, ei, caller, &args);
jsdisp_release(arg_array);
}else {
FIXME("throw TypeError\n");
hres = E_FAIL;
}
}
if(SUCCEEDED(hres))
hres = call_function(ctx, function, this_obj, &args, retv, ei, caller);
if(this_obj)
IDispatch_Release(this_obj);
for(i=0; i<args.cArgs; i++)
VariantClear(args.rgvarg+i);
heap_free(args.rgvarg);
return hres;
}
void ApplicationWindow::onCheckForNewVersionResult(VersionInfo::VersionInfo _versioninfo)
{
if (_versioninfo.appVersionBuild == 0)
{
// no connect to update server...
std::unique_lock<std::mutex> lock(lockGuiUpdate);
call_function("Application.newVersionCheckFailed");
}
else if (_versioninfo.appVersionBuild > versionInfoApp.appVersionBuild)
{
// new version is ready for download
std::unique_lock<std::mutex> lock(lockGuiUpdate);
call_function("Application.newVersionAvailable", sciter::value(currentVersionBinarySource), sciter::value(_versioninfo.appVersion), sciter::value(std::to_string(_versioninfo.appVersionBuild)));
}
else
{
call_function("Application.versionIsUpToDate", sciter::value(_versioninfo.appVersion), sciter::value(std::to_string(_versioninfo.appVersionBuild)));
}
}
/**
* 検索して見つかった場合/見つからなかった場合は
* 1.true/falseを返す
* 2.index/nullを返す
*/
int map_index_of(Value *vret, Value *v, RefNode *node)
{
RefMap *rm = Value_vp(*v);
int ret_index = FUNC_INT(node);
Value v1 = v[1];
RefNode *type = Value_type(v1);
int i;
RefNode *fn_eq = Hash_get_p(&type->u.c.h, fs->symbol_stock[T_EQ]);
if (fn_eq == NULL) {
throw_error_select(THROW_NO_MEMBER_EXISTS__NODE_REFSTR, type, fs->symbol_stock[T_EQ]);
return FALSE;
}
rm->lock_count++;
for (i = 0; i < rm->entry_num; i++) {
HashValueEntry *ep = rm->entry[i];
for (; ep != NULL; ep = ep->next) {
Value va = ep->val;
if (Value_type(va) == type) {
if (type == fs->cls_str) {
if (refstr_eq(Value_vp(v1), Value_vp(va))) {
break;
}
} else {
Value_push("vv", v1, va);
if (!call_function(fn_eq, 1)) {
goto ERROR_END;
}
fg->stk_top--;
if (Value_bool(*fg->stk_top)) {
unref(*fg->stk_top);
if (ret_index) {
*vret = Value_cp(ep->key);
} else {
*vret = VALUE_TRUE;
}
return TRUE;
}
}
}
}
}
if (!ret_index) {
*vret = VALUE_FALSE;
}
rm->lock_count--;
return TRUE;
ERROR_END:
rm->lock_count--;
return FALSE;
}
static syn_node_t *
identifier()
{
switch (current_tok) {
case TOK_LBRACKET:
return access_array();
case TOK_LPAR:
return call_function();
default:
return syn_node_id_new(lex_item_prev.item);
}
}
int main( int argc, char * argv[] )
{
char * buffer;
buffer = (char *)malloc( 64 );
strcpy( buffer, "abc" );
printf("%s\n", buffer );
call_function();
printf("returned from call_function & do_nothing.\n");
free( buffer );
return 0;
}
static HRESULT Function_apply(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
{
FunctionInstance *function;
jsval_t *args = NULL;
unsigned i, cnt = 0;
IDispatch *this_obj = NULL;
HRESULT hres = S_OK;
TRACE("\n");
if(!(function = function_this(jsthis)))
return throw_type_error(ctx, JS_E_FUNCTION_EXPECTED, NULL);
if(argc) {
if(!is_undefined(argv[0]) && !is_null(argv[0])) {
hres = to_object(ctx, argv[0], &this_obj);
if(FAILED(hres))
return hres;
}
}
if(argc >= 2) {
jsdisp_t *arg_array = NULL;
if(is_object_instance(argv[1])) {
arg_array = iface_to_jsdisp((IUnknown*)get_object(argv[1]));
if(arg_array &&
(!is_class(arg_array, JSCLASS_ARRAY) && !is_class(arg_array, JSCLASS_ARGUMENTS) )) {
jsdisp_release(arg_array);
arg_array = NULL;
}
}
if(arg_array) {
hres = array_to_args(ctx, arg_array, &cnt, &args);
jsdisp_release(arg_array);
}else {
FIXME("throw TypeError\n");
hres = E_FAIL;
}
}
if(SUCCEEDED(hres))
hres = call_function(ctx, function, this_obj, cnt, args, r);
if(this_obj)
IDispatch_Release(this_obj);
for(i=0; i < cnt; i++)
jsval_release(args[i]);
heap_free(args);
return hres;
}
void redirect_stdout(char *program, char* redirect_type, char *file_name) {
int status;
//exec command
pid_t pID = fork();
if (pID == 0) { // child
int out_file_fd;
if (strcmp(redirect_type, ">") == 0) {
out_file_fd = open(file_name, O_RDWR|O_CREAT|O_TRUNC, S_IRWXU|S_IRWXG|S_IRWXO);
} else if (strcmp(redirect_type, ">>") == 0) {
out_file_fd = open(file_name, O_RDWR|O_CREAT|O_APPEND, S_IRWXU|S_IRWXG|S_IRWXO);
}
if (-1 == out_file_fd) {
printf("error opening file:%s\n", file_name);
exit(4);
}
//redirect stdout to file
if (dup2(out_file_fd, fileno(stdout)) == -1) {
printf("error redirectiong stdout to file\n");
exit(5);
}
char * args[MAX_PARAM_NUMBER];
create_arguments(args, program);
if(is_builtin(program)==1)
{
char * tem[MAX_PARAM_NUMBER];
tem[0]=PARAMS[1];
call_function(PARAMS[0],tem,N_params-1);
}
else
if(execvp(args[0],args)==-1)
printf("%s\n","cannot extec");
fflush(stdout);
close(out_file_fd);
exit(0);
}
else if (pID < 0) { // failed to fork
exit(1);
// Throw exception
} else { // parent
// Code only executed by parent process
pID = wait(&status);
last_process_status_code = status;
}
}
static XS (XS_call) {
int foo = 0;
char* retval=NULL;
char* arg=NULL;
dXSARGS;
for (foo=0; foo<items; foo++) {
arg = malloc_strdup((char*)SvPV_nolen(ST(foo)));
retval = (char*)call_function(arg, "");
XST_mPV(foo, retval);
new_free(&arg);
new_free(&retval);
}
XSRETURN(items);
}
/**
* @brief Notifies the object on top of the stack
* that a keyboard key was just pressed
* (including if it is a directional key or a character).
* @param event The corresponding input event.
* @return \c true if the event was handled and should stop being propagated.
*/
bool LuaContext::on_key_pressed(InputEvent& event)
{
bool handled = false;
if (find_method("on_key_pressed"))
{
const std::string& key_name = InputEvent::get_keyboard_key_name(event.get_keyboard_key());
if (!key_name.empty())
{
// This key exists in the KQ API.
push_string(l, key_name);
lua_newtable(l);
/*
if (event.is_with_shift())
{
lua_pushboolean(l, 1);
lua_setfield(l, -2, "shift");
}
if (event.is_with_control())
{
lua_pushboolean(l, 1);
lua_setfield(l, -2, "control");
}
if (event.is_with_alt())
{
lua_pushboolean(l, 1);
lua_setfield(l, -2, "alt");
}
*/
bool success = call_function(3, 1, "on_key_pressed");
if (!success)
{
// Something was wrong in the script: don't propagate the input to other objects.
handled = true;
}
else
{
handled = lua_toboolean(l, -1);
lua_pop(l, 1);
}
}
else
{
// The method exists but the key is unknown.
lua_pop(l, 2); // Pop the object and the method.
}
}
return handled;
}
Object obj_mod(Object a, Object b) {
if (a.type == b.type && a.type == TYPE_NUM) {
return tm_number((long) GET_NUM(a) % (long) GET_NUM(b));
} else if (a.type == TYPE_STR) {
Object *__mod__ = get_builtin("__mod__");
if (__mod__ == NULL) {
tm_raise("__mod__ is not defined");
} else {
arg_start();
arg_push(a);
arg_push(b);
return call_function(*__mod__);
}
}
tm_raise("obj_mod: can not module %o and %o", a, b);
return NONE_OBJECT;
}
static int log_msg(lua_State *L, int level)
{
static int loaded = FALSE;
int n = lua_gettop(L);
lua_Debug caller;
const char *file, *func;
int line;
int top;
top = lua_gettop(L);
if (!loaded) {
luaopen_string(L);
loaded = TRUE;
}
if (lua_isuserdata(L, 1)) {
lua_remove(L, 1); /* remove self if any */
n--;
}
if (n > 1)
if (call_function(L, "string", "format") != 0)
goto out;
lua_getstack(L, 1, &caller);
if (lua_getinfo(L, "Snl", &caller)) {
func = caller.name ? caller.name : "<lua-function>";
file = caller.source ? caller.source : "<lua-source>";
line = caller.currentline;
}
else {
func = "<lua-function>";
line = 0;
file = "<lua-source>";
}
mrp_log_msg(level, file, line, func, "%s", lua_tostring(L, 1));
out:
lua_settop(L, top);
return 0;
}
