/* Initialization of objects */
static void cx_initObject(cx_object o) {
cx_newObject(o);
cx_delegateInit(cx_typeof(o), o);
if (cx_typeof(o)->kind == CX_VOID) {
cx__setState(o, CX_DEFINED);
}
}
static int cx_genDefineAction(cx_object o, void* userData) {
g_itemWalk_t data;
data = userData;
if ((cx_typeof(o)->kind != CX_VOID) || (cx_typeof(o)->reference)) {
if (data->onDefine) {
data->onDefine(o, data->userData);
}
}
return 1;
}
/* ::cortex::lang::function::bind() */
cx_int16 cx_function_bind(cx_function _this) {
/* $begin(::cortex::lang::function::bind) */
/* Count the size based on the parameters and store parameters in slots */
if (!_this->size) {
cx_uint32 i;
for(i=0; i<_this->parameters.length; i++) {
if (_this->parameters.buffer[i].passByReference) {
_this->size += sizeof(cx_word);
} else {
cx_type paramType = _this->parameters.buffer[i].type;
switch(paramType->kind) {
case CX_ANY:
_this->size += sizeof(cx_any);
break;
case CX_PRIMITIVE:
_this->size += cx_type_sizeof(paramType);
break;
default:
_this->size += sizeof(void*);
break;
}
}
}
/* Add size of this-pointer - this must be moved to impl of methods, delegates and callbacks. */
if (!(cx_typeof(_this) == cx_type(cx_function_o))) {
if (cx_typeof(_this) == cx_type(cx_metaprocedure_o)) {
_this->size += sizeof(cx_any);
} else {
_this->size += sizeof(cx_object);
}
}
}
/* If no returntype is set, make it void */
if (!_this->returnType) {
cx_set(&_this->returnType, cx_void_o);
}
/* Bind with interface if possible */
if (cx_delegate_bind(_this)) {
goto error;
}
return 0;
error:
return -1;
/* $end */
}
/* ::cortex::lang::type::resolveProcedure(string name) */
cx_function cx_type_resolveProcedure(cx_type _this, cx_string name) {
/* $begin(::cortex::lang::type::resolveProcedure) */
cx_function result = NULL;
/* If type is an interface, try first to resolve a method on the interface */
if (cx_instanceof((cx_type)cx_interface_o, _this)) {
result = (cx_function)cx_interface_resolveMethod(cx_interface(_this), name);
}
/* If no method is found or type is not an interface, resolve metaprocedure */
if (!result) {
cx_function *f;
cx_int32 d = 0, prevD = 9999;
cx_class metaclass = cx_class(cx_typeof(_this));
/* Walk inheritance of metaclass to find metaprocedure */
do {
if ((f = cx_vtableLookup(&cx_type(metaclass)->metaprocedures, name, NULL, &d))) {
if (d < prevD) {
result = *f;
prevD = d;
}
}
metaclass = cx_class(cx_interface(metaclass)->base);
}while(metaclass && !result);
}
return result;
/* $end */
}
/* ::cortex::lang::constant::init() */
cx_int16 cx_constant_init(cx_constant *_this) {
/* $begin(::cortex::lang::constant::init) */
cx_object parent;
parent = cx_parentof(_this);
/* Parent must be an enum */
if (cx_typeof(parent) == cx_type(cx_enum_o)) {
cx__enum_bindConstant(parent, _this);
} else if (cx_typeof(parent) == cx_type(cx_bitmask_o)) {
cx__bitmask_bindConstant(parent, _this);
} else {
cx_id id;
cx_error("::constant::init: parent of constant '%s' is not an enum.", cx_fullname(_this, id));
goto error;
}
return 0;
error:
return -1;/* $end */
}
/* Add dependencies for function arguments */
static int cx_genDepBuildProc(cx_function f, g_itemWalk_t data) {
cx_uint32 i;
cx_type t;
if (cx_procedure(cx_typeof(f))->kind != CX_OBSERVER) {
for(i=0; i<f->parameters.length; i++) {
t = f->parameters.buffer[i].type;
if (g_mustParse(data->g, t)) {
cx_depresolver_depend(data->resolver, f, CX_DECLARED, t, CX_DECLARED | CX_DEFINED); /* The type must be at least declared when the function is declared. */
}
}
}
return 0;
}
static int serializeMetaWalkScopeAction(cx_object o, void* userData) {
if (!cx_ser_appendstr(userData, "{")) {
goto finished;
}
cx_string name = cx_nameof(o);
if (name) {
if (!cx_appendStringAttr("name", name, userData)) {
goto finished;
}
} else {
if (!cx_ser_appendstr(userData, "\"name\":\"::\",")) {
goto finished;
}
}
cx_id type_fullname;
cx_fullname(cx_typeof(o), type_fullname);
if (!cx_appendStringAttr("type", type_fullname, userData)) {
goto finished;
}
char states[sizeof("V|DCL|DEF")];
dbsh_stateStr(o, states);
if (!cx_ser_appendstr(userData, "\"states\":\"%s\",", states)) {
goto finished;
}
char attributes[sizeof("S|W|O|P")];
dbsh_attrStr(o, attributes);
if (!cx_ser_appendstr(userData, "\"attributes\":\"%s\",", attributes)) {
goto finished;
}
cx_uint32 scopeSize = cx_scopeSize(o);
if (!cx_ser_appendstr(userData, "\"childCount\":%"PRId32"", scopeSize)) {
goto finished;
}
if (!cx_ser_appendstr(userData, "},")) {
goto finished;
}
return 1;
finished:
return 0;
}
/* ::cortex::lang::type::parentof() */
cx_object cx_type_parentof(cx_any _this) {
/* $begin(::cortex::lang::type::parentof) */
cx_string result = NULL;
if (cx_checkAttr(_this.value, CX_ATTR_SCOPED)) {
result = cx_parentof(_this.value);
} else {
cx_id id;
cx_error("cannot get parent from non-scoped object of type '%s'", cx_fullname(cx_typeof(_this.value), id));
}
if (result) {
cx_keep(result);
}
return result;
/* $end */
}
static int cx_functionLookupWalk(cx_object o, void* userData) {
cx_functionLookup_t* data;
cx_int32 d;
data = userData;
if (o != data->f) {
if ((cx_class_instanceof(cx_procedure_o, cx_typeof(o)))) {
if (cx_overload(o, cx_nameof(data->f), &d, FALSE)) {
data->error = TRUE;
goto finish;
}
/* Check if function matches */
if (!d) {
cx_id id, id2;
cx_error("function '%s' conflicts with existing declaration '%s'", cx_fullname(data->f, id), cx_fullname(o, id2));
data->error = TRUE;
goto finish;
} else {
cx_id id;
/* Get name of function */
cx_signatureName(cx_nameof(o), id);
/* Set overloading flags if a function with same name is found. */
if (!strcmp(data->name, id)) {
cx_function(o)->overloaded = TRUE;
data->f->overloaded = TRUE;
}
}
}
}
return 1;
finish:
return 0;
}
/* ::cortex::Fast::StaticInitializer::define() */
cx_int16 Fast_StaticInitializer_define(Fast_StaticInitializer _this) {
/* $begin(::cortex::Fast::StaticInitializer::define) */
cx_uint32 variable;
cx_object o;
/* Types are defined during 1st pass. All other objects are defined when a program starts. Defining types
* at compile-time is required to do validity checking while parsing. On the other hand, objects cannot be
* defined at compile-time because class constructors\destructors are not yet defined at that point. This
* would cause object creation\destruction without calling the appropriate constructors\destructors.
*/
for(variable=0; variable<Fast_Initializer(_this)->variableCount; variable++) {
o = (cx_object)Fast_Object(Fast_Initializer(_this)->variables[variable].object)->value;
if (cx_instanceof(cx_type(cx_type_o), o)
|| (cx_checkAttr(o, CX_ATTR_SCOPED) && cx_instanceof(cx_type(cx_type_o), cx_parentof(o)))) {
if (cx_define(o)) {
cx_id id1, id2;
Fast_Parser_error(yparser(), "define of variable '%s' of type '%s' failed",
Fast_Parser_id(o, id1),
Fast_Parser_id(cx_typeof(o), id2));
goto error;
}
} else {
Fast_Expression refVar = Fast_Expression(Fast_Object__create(o));
refVar->isReference = TRUE; /* Always treat object as reference */
Fast_Define defineStmt = Fast_Define__create(refVar);
Fast_Parser_addStatement(yparser(), Fast_Node(defineStmt));
Fast_Parser_collect(yparser(), defineStmt);
Fast_Parser_collect(yparser(), refVar);
}
}
Fast_Initializer_define_v(Fast_Initializer(_this));
return 0;
error:
return -1;
/* $end */
}
/* Serve a Cortex object */
static int web_serveObject(struct mg_connection *conn) {
cx_object o = NULL;
/* Resolve object based on URI */
o = cx_resolve(NULL, (cx_string)conn->uri + 2);
if (!o) {
mg_send_status(conn, 404);
mg_printf_data(conn, "404: resource '%s' not found\n", conn->uri);
} else {
char option[6];
cx_bool value = 0;
cx_bool meta = 0;
cx_bool scope = 0;
/* Set correct content type */
mg_send_header(conn, "Content-Type", "application/json; charset=utf-8");
/* Determine what to show */
mg_get_var(conn, "value", option, sizeof(option));
if (!strcmp(option, "true")) { value = TRUE; }
mg_get_var(conn, "meta", option, sizeof(option));
if (!strcmp(option, "true")) { meta = TRUE; }
mg_get_var(conn, "scope", option, sizeof(option));
if (!strcmp(option, "true")) { scope = TRUE; }
if (!(value || meta || scope)) {
value = TRUE;
}
{
/* Serialize object-value to JSON */
struct cx_serializer_s serializer = cx_json_ser(CX_PRIVATE, CX_NOT, CX_SERIALIZER_TRACE_NEVER);
if ((cx_typeof(o)->kind == CX_VOID) && (!meta && !scope)) {
mg_printf_data(conn, "\n");
} else {
mg_printf_data(conn, "[");
/* Serialize metadata of parents */
if (meta) {
if (web_printParents(conn, cx_parentof(o))) {
mg_printf_data(conn, ",");
}
}
/* Serialize value */
{
cx_json_ser_t jsonData = {NULL, NULL, 0, 0, 0, meta, value, scope, TRUE};
cx_serialize(&serializer, o, &jsonData);
mg_printf_data(conn, "%s", jsonData.buffer);
cx_dealloc(jsonData.buffer);
}
mg_printf_data(conn, "]\n");
}
}
cx_free(o);
}
return MG_TRUE;
}
/* Build dependency-administration for object */
int cx_genDepBuildAction(cx_object o, void* userData) {
g_itemWalk_t data;
struct g_depWalk_t walkData;
struct cx_serializer_s s;
int result;
cx_object parent = NULL;
if (cx_checkAttr(o, CX_ATTR_SCOPED)) {
parent = cx_parentof(o);
}
data = userData;
/* If object is cortex_lang_o, signal that a bootstrap is found, indicating
* that dependencies should be disregarded. */
if (o == cortex_lang_o) {
data->bootstrap = TRUE;
result = 0;
} else {
/* Insert type-dependency: object can be declared only after it's type is defined. */
if (g_mustParse(data->g, cx_typeof(o))) {
cx_depresolver_depend(data->resolver, o, CX_DECLARED, cx_typeof(o), CX_DEFINED);
}
/* TODO: this is not nice */
if (cx_class_instanceof(cx_procedure_o, cx_typeof(o))) {
/* Insert base-dependency: methods may only be declared after the base of a class has been defined. */
if (cx_typeof(o) != cx_type(cx_function_o)) {
if (cx_class_instanceof(cx_class_o, parent) && cx_interface(parent)->base) {
if (g_mustParse(data->g, cx_interface(parent)->base)) {
cx_depresolver_depend(data->resolver, o, CX_DECLARED, cx_interface(parent)->base, CX_DEFINED);
}
}
}
/* Add dependencies on function parameters - types must be declared before function is declared. */
if (cx_genDepBuildProc(cx_function(o), data)) {
goto error;
}
}
/* Insert dependency on parent */
if (cx_checkAttr(o, CX_ATTR_SCOPED)) {
if (parent != root_o) { /* Root is always available */
cx_int8 parentState = cx_type(cx_typeof(o))->parentState;
cx_depresolver_depend(data->resolver, o, CX_DECLARED, parent, parentState);
if (parentState == CX_DECLARED) {
cx_depresolver_depend(data->resolver, parent, CX_DEFINED, o, CX_DEFINED);
}
}
}
/* Insert dependencies on references in the object-value */
walkData.o = o;
walkData.data = data;
s = cx_genDepSerializer();
if (cx_serialize(&s, o, &walkData)) {
goto error;
}
result = 1;
}
return result;
error:
return 0;
}
static cx_int16 serializeMeta(cx_serializer s, cx_value* v, void* userData) {
CX_UNUSED(s);
cx_json_ser_t *data = userData;
cx_object o = cx_valueValue(v);
if (!data->serializeMeta) {
goto error;
}
if (!cx_ser_appendstr(userData, "{")) {
goto finished;
}
cx_string name = cx_nameof(o);
if (name) {
if (!cx_appendStringAttr("name", name, userData)) {
goto finished;
}
} else {
if (!cx_ser_appendstr(userData, "\"name\":\"::\",")) {
goto finished;
}
}
cx_id type_fullname;
cx_fullname(cx_typeof(o), type_fullname);
if (!cx_appendStringAttr("type", type_fullname, userData)) {
goto finished;
}
if (cx_checkAttr(o, CX_ATTR_PERSISTENT)) {
cx_time t = cx_timestampof(o);
if (!cx_ser_appendstr(data, "\"timestamp\":\"%d.%.9d\",", t.tv_sec, t.tv_nsec)) {
goto finished;
}
}
char states[sizeof("V|DCL|DEF")];
dbsh_stateStr(o, states);
if (!cx_ser_appendstr(data, "\"states\":\"%s\",", states)) {
goto finished;
}
char attributes[sizeof("S|W|O|P")];
dbsh_attrStr(o, attributes);
if (!cx_ser_appendstr(data, "\"attributes\":\"%s\",", attributes)) {
goto finished;
}
cx_id parent_fullname;
cx_fullname(cx_parentof(o), parent_fullname);
if (!cx_ser_appendstr(data, "\"parent\":\"%s\",", parent_fullname)) {
goto finished;
}
cx_uint32 scopeSize = cx_scopeSize(o);
if (!cx_ser_appendstr(data, "\"childCount\":%"PRId32"", scopeSize)) {
goto finished;
}
if (!cx_ser_appendstr(data, "}")) {
goto finished;
}
return 0;
error:
return -1;
finished:
return 1;
}
