static void
vm_caller_setup_arg_block(const rb_thread_t *th, rb_control_frame_t *reg_cfp,
struct rb_calling_info *calling, const struct rb_call_info *ci, rb_iseq_t *blockiseq, const int is_super)
{
if (ci->flag & VM_CALL_ARGS_BLOCKARG) {
rb_proc_t *po;
VALUE proc;
proc = *(--reg_cfp->sp);
if (NIL_P(proc)) {
calling->blockptr = NULL;
}
else if (SYMBOL_P(proc) && rb_method_basic_definition_p(rb_cSymbol, idTo_proc)) {
calling->blockptr = RUBY_VM_GET_BLOCK_PTR_IN_CFP(reg_cfp);
calling->blockptr->iseq = (rb_iseq_t *)proc;
calling->blockptr->proc = proc;
}
else if (RUBY_VM_IFUNC_P(proc)) {
calling->blockptr = RUBY_VM_GET_BLOCK_PTR_IN_CFP(reg_cfp);
calling->blockptr->iseq = (rb_iseq_t *)proc;
calling->blockptr->proc = proc;
}
else {
if (!rb_obj_is_proc(proc)) {
VALUE b;
b = rb_check_convert_type(proc, T_DATA, "Proc", "to_proc");
if (NIL_P(b) || !rb_obj_is_proc(b)) {
rb_raise(rb_eTypeError,
"wrong argument type %s (expected Proc)",
rb_obj_classname(proc));
}
proc = b;
}
GetProcPtr(proc, po);
calling->blockptr = &po->block;
RUBY_VM_GET_BLOCK_PTR_IN_CFP(reg_cfp)->proc = proc;
}
}
else if (blockiseq != 0) { /* likely */
rb_block_t *blockptr = calling->blockptr = RUBY_VM_GET_BLOCK_PTR_IN_CFP(reg_cfp);
blockptr->iseq = blockiseq;
blockptr->proc = 0;
}
else {
if (is_super) {
calling->blockptr = GET_BLOCK_PTR();
}
else {
calling->blockptr = NULL;
}
}
}
int
rb_obj_respond_to(VALUE obj, ID id, int priv)
{
VALUE klass = CLASS_OF(obj);
if (rb_method_basic_definition_p(klass, idRespond_to)) {
return basic_obj_respond_to(obj, id, !RTEST(priv));
}
else {
return RTEST(rb_funcall(obj, idRespond_to, priv ? 2 : 1, ID2SYM(id), Qtrue));
}
}
static void
set_backtrace(VALUE info, VALUE bt)
{
ID set_backtrace = rb_intern("set_backtrace");
if (rb_backtrace_p(bt)) {
if (rb_method_basic_definition_p(CLASS_OF(info), set_backtrace)) {
rb_exc_set_backtrace(info, bt);
return;
}
else {
bt = rb_backtrace_to_str_ary(bt);
}
}
rb_check_funcall(info, set_backtrace, 1, &bt);
}
int
rb_obj_respond_to(VALUE obj, ID id, int priv)
{
VALUE klass = CLASS_OF(obj);
if (rb_method_basic_definition_p(klass, idRespond_to)) {
return rb_method_boundp(klass, id, !priv);
}
else {
VALUE args[2];
int n = 0;
args[n++] = ID2SYM(id);
if (priv)
args[n++] = Qtrue;
return RTEST(rb_funcall2(obj, idRespond_to, n, args));
}
}
static VALUE
obj_respond_to(int argc, VALUE *argv, VALUE obj)
{
VALUE mid, priv;
ID id;
rb_scan_args(argc, argv, "11", &mid, &priv);
if (!(id = rb_check_id(&mid))) {
if (!rb_method_basic_definition_p(CLASS_OF(obj), idRespond_to_missing)) {
VALUE args[2];
args[0] = rb_to_symbol(mid);
args[1] = priv;
return rb_funcall2(obj, idRespond_to_missing, 2, args);
}
return Qfalse;
}
if (basic_obj_respond_to(obj, id, !RTEST(priv)))
return Qtrue;
return Qfalse;
}
int
rb_obj_respond_to(VALUE obj, ID id, int priv)
{
VALUE klass = CLASS_OF(obj);
if (rb_method_basic_definition_p(klass, idRespond_to)) {
return basic_obj_respond_to(obj, id, !priv);
}
else {
int argc = 1;
VALUE args[2];
args[0] = ID2SYM(id);
args[1] = Qtrue;
if (priv) {
if (rb_obj_method_arity(obj, idRespond_to) != 1) {
argc = 2;
}
else if (!NIL_P(ruby_verbose)) {
VALUE klass = CLASS_OF(obj);
VALUE location = rb_mod_method_location(klass, idRespond_to);
rb_warn("%"PRIsVALUE"%c""respond_to?(:%"PRIsVALUE") is"
" old fashion which takes only one parameter",
(FL_TEST(klass, FL_SINGLETON) ? obj : klass),
(FL_TEST(klass, FL_SINGLETON) ? '.' : '#'),
QUOTE_ID(id));
if (!NIL_P(location)) {
VALUE path = RARRAY_AREF(location, 0);
VALUE line = RARRAY_AREF(location, 1);
if (!NIL_P(path)) {
rb_compile_warn(RSTRING_PTR(path), NUM2INT(line),
"respond_to? is defined here");
}
}
}
}
return RTEST(rb_funcall2(obj, idRespond_to, argc, args));
}
}
static inline int
basic_to_f_p(VALUE klass)
{
return rb_method_basic_definition_p(klass, id_to_f);
}
