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// $Id$
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// be_type.cpp
//
// = DESCRIPTION
// Extension of class AST_Type that provides additional means for C++
// mapping.
//
// = AUTHOR
// Copyright 1994-1995 by Sun Microsystems, Inc.
// and
// Aniruddha Gokhale
//
// ============================================================================
#include "be_type.h"
#include "be_scope.h"
#include "be_visitor.h"
#include "be_codegen.h"
#include "be_helper.h"
#include "utl_identifier.h"
#include "idl_defines.h"
#include "nr_extern.h"
ACE_RCSID (be,
be_type,
"$Id$")
be_type::be_type (void)
: tc_name_ (0)
{
}
be_type::be_type (AST_Decl::NodeType nt,
UTL_ScopedName *n)
: be_decl (nt,
n),
AST_Type (nt,
n),
AST_Decl (nt,
n),
tc_name_ (0)
{
AST_Decl *parent = ScopeAsDecl (this->defined_in ());
Identifier *segment = 0;
char *tmp = 0;
if (parent != 0 && parent->node_type () != AST_Decl::NT_root)
{
for (UTL_IdListActiveIterator i (parent->name ());
!i.is_done ();
i.next ())
{
segment = i.item ();
tmp = segment->get_string ();
if (ACE_OS::strcmp (tmp, "") == 0)
{
continue;
}
this->fwd_helper_name_ += tmp;
this->fwd_helper_name_ += "::";
}
}
else
{
this->fwd_helper_name_= "";
}
this->fwd_helper_name_ += "tao_";
this->fwd_helper_name_ += this->local_name ()->get_string ();
}
be_type::~be_type (void)
{
}
// Compute the typecode name. The idea is to use the fully scoped name,
// however, prepend a _tc_ to the last component. A slightly different approach
// is required of the predefined types. Hence this method is overridden for
// predefined types.
void
be_type::compute_tc_name (void)
{
static char namebuf [NAMEBUFSIZE];
UTL_ScopedName *n = this->name ();
this->tc_name_ = 0;
ACE_OS::memset (namebuf,
'\0',
NAMEBUFSIZE);
while (n->tail () != 0)
{
// Does not exist.
if (this->tc_name_ == 0)
{
ACE_NEW (this->tc_name_,
UTL_ScopedName (n->head ()->copy (),
0));
}
else
{
UTL_ScopedName *conc_name = 0;
ACE_NEW (conc_name,
UTL_ScopedName (n->head ()->copy (),
0));
this->tc_name_->nconc (conc_name);
}
n = (UTL_ScopedName *)n->tail ();
}
ACE_OS::sprintf (namebuf,
"_tc_%s",
n->last_component ()->get_string ());
Identifier *id = 0;
ACE_NEW (id,
Identifier (namebuf));
// Does not exist.
if (this->tc_name_ == 0)
{
ACE_NEW (this->tc_name_,
UTL_ScopedName (id,
0));
}
else
{
UTL_ScopedName *conc_name = 0;
ACE_NEW (conc_name,
UTL_ScopedName (id,
0));
this->tc_name_->nconc (conc_name);
}
}
// Retrieve typecode name.
UTL_ScopedName *
be_type::tc_name (void)
{
// Compute and init the member.
if (this->tc_name_ == 0)
{
this->compute_tc_name ();
}
return this->tc_name_;
}
// This works for the "special" names generated for smart proxy
// classes. The form of these names is
// scope'TAO_'+flat_name+'_Smart_Proxy_Base'.
//
// We can use the flat_name() method for the local_name parm but have
// to construct the full name ourselves.
const char *
be_type::nested_sp_type_name (be_decl *use_scope,
const char *suffix,
const char *prefix)
{
// Our defining scope.
be_decl *fu_scope = 0;
char fu_name [NAMEBUFSIZE];
char fl_name [NAMEBUFSIZE];
ACE_OS::memset (fu_name,
'\0',
NAMEBUFSIZE);
ACE_OS::memset (fl_name,
'\0',
NAMEBUFSIZE);
fu_scope = this->defined_in ()
? be_scope::narrow_from_scope (this->defined_in ())->decl ()
: 0;
ACE_OS::strcat (fu_name,
fu_scope->full_name ());
ACE_OS::strcat (fu_name,
"::TAO_");
ACE_OS::strcat (fu_name,
this->flat_name());
ACE_OS::strcat (fl_name,
"TAO_");
ACE_OS::strcat (fl_name,
this->flat_name());
return this->nested_name (fl_name,
fu_name,
use_scope,
suffix,
prefix);
}
const char *
be_type::fwd_helper_name (void) const
{
return this->fwd_helper_name_.fast_rep ();
}
AST_Decl::NodeType
be_type::base_node_type (void) const
{
return ACE_const_cast (be_type*, this)->node_type ();
}
// Cleanup method
void
be_type::destroy (void)
{
if (this->tc_name_ != 0)
{
this->tc_name_->destroy ();
delete this->tc_name_;
this->tc_name_ = 0;
}
if (this->nested_type_name_ != 0)
{
delete [] this->nested_type_name_;
this->nested_type_name_ = 0;
}
}
int
be_type::accept (be_visitor *visitor)
{
return visitor->visit_type (this);
}
// Narrowing.
IMPL_NARROW_METHODS2 (be_type, AST_Type, be_decl)
IMPL_NARROW_FROM_DECL (be_type)
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