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// $Id$
#include "fe_template_interface_header.h"
#include "fe_extern.h"
#include "ast_template_interface.h"
#include "utl_err.h"
#include "global_extern.h"
FE_Template_InterfaceHeader::FE_Template_InterfaceHeader (
UTL_ScopedName *n,
FE_Utils::T_PARAMLIST_INFO *params,
FE_Utils::T_REFLIST_INFO *inherited)
: FE_InterfaceHeader (n,
0,
false,
false,
false),
FE_TemplateHeader_Common (params),
parent_info_ (inherited)
{
this->compile_template_inheritance ();
if (this->duplicate_param_id ())
{
idl_global->err ()->duplicate_param_id (this->interface_name_);
}
}
FE_Template_InterfaceHeader::~FE_Template_InterfaceHeader (void)
{
}
void
FE_Template_InterfaceHeader::destroy (void)
{
// Must destroy the queue element members (but not the elements
// themselves) before we destroy the queue.
if (this->parent_info_ != 0)
{
for (FE_Utils::T_REFLIST_INFO::CONST_ITERATOR i (*this->parent_info_);
!i.done ();
i.advance ())
{
FE_Utils::T_Ref_Info *info = 0;
i.next (info);
info->destroy ();
}
}
delete this->parent_info_;
this->parent_info_ = 0;
this->FE_InterfaceHeader::destroy ();
this->FE_TemplateHeader_Common::destroy ();
}
// Data accessors.
void
FE_Template_InterfaceHeader::compile_template_inheritance (void)
{
if (this->parent_info_ == 0)
{
return;
}
for (FE_Utils::T_REFLIST_INFO::CONST_ITERATOR iter (*this->parent_info_);
!iter.done ();
iter.advance ())
{
FE_Utils::T_Ref_Info *item = 0;
iter.next (item);
UTL_Scope *s = idl_global->scopes ().top_non_null ();
AST_Decl *d = s->lookup_by_name (item->name_,
true,
true,
true);
if (d == 0)
{
idl_global->err ()->lookup_error (item->name_);
// Bad IDL, best to avoid a possible crash.
throw Bailout ();
}
if (d->node_type () == AST_Decl::NT_typedef)
{
d = AST_Typedef::narrow_from_decl (d)->primitive_base_type ();
}
AST_Template_Interface *i =
AST_Template_Interface::narrow_from_decl (d);
if (i == 0)
{
idl_global->err ()->error1 (UTL_Error::EIDL_TMPL_MODULE_EXPECTED,
i);
// Keep going but don't process the bad parent further
continue;
}
// Each parent template parameter must match one in the child.
if (! this->match_params (i))
{
// Keep going but don't process the bad parent further
continue;
}
// This part is the same as for a non-template interface.
this->compile_one_inheritance (i);
}
// Same as for non-template interface.
this->install_in_header ();
}
bool
FE_Template_InterfaceHeader::match_params (AST_Template_Interface *node)
{
for (FE_Utils::T_PARAMLIST_INFO::CONST_ITERATOR i (*node->template_params ());
!i.done ();
i.advance ())
{
FE_Utils::T_Param_Info *item = 0;
i.next (item);
bool one_matched = false;
for (FE_Utils::T_PARAMLIST_INFO::CONST_ITERATOR j (*this->param_info_);
!j.done ();
j.advance ())
{
FE_Utils::T_Param_Info *my_item = 0;
j.next (my_item);
if (item->type_ == my_item->type_
&& item->name_ == my_item->name_)
{
one_matched = true;
break;
}
}
if (! one_matched)
{
idl_global->err ()->error1 (UTL_Error::EIDL_MISMATCHED_T_PARAM,
node);
return false;
}
}
return true;
}
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