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// $Id$
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// be_array.cpp
//
// = DESCRIPTION
// Extension of class AST_Array that provides additional means for C++
// mapping.
//
// = AUTHOR
// Copyright 1994-1995 by Sun Microsystems, Inc.
// and
// Aniruddha Gokhale
//
// ============================================================================
#include "be_array.h"
#include "be_codegen.h"
#include "be_scope.h"
#include "be_helper.h"
#include "be_visitor.h"
#include "utl_identifier.h"
#include "idl_defines.h"
#include "global_extern.h"
#include "ace/Log_Msg.h"
ACE_RCSID (be,
be_array,
"$Id$")
be_array::be_array (void)
: COMMON_Base (),
AST_Decl (),
AST_Type (),
AST_ConcreteType (),
AST_Array (),
be_decl (),
be_type ()
{
}
be_array::be_array (UTL_ScopedName *n,
unsigned long ndims,
UTL_ExprList *dims,
idl_bool local,
idl_bool abstract)
: COMMON_Base (local,
abstract),
AST_Decl (AST_Decl::NT_array,
n,
I_TRUE),
AST_Type (AST_Decl::NT_array,
n),
AST_ConcreteType (AST_Decl::NT_array,
n),
AST_Array (n,
ndims,
dims,
local,
abstract),
be_decl (AST_Decl::NT_array,
n),
be_type (AST_Decl::NT_array,
n)
{
if (!this->imported ())
{
ACE_SET_BITS (idl_global->decls_seen_info_,
idl_global->decls_seen_masks.array_seen_);
}
}
be_array::~be_array (void)
{
}
int
be_array::create_name (void)
{
char namebuf [NAMEBUFSIZE];
unsigned long i;
UTL_ScopedName *n = 0;
be_decl *scope;
ACE_OS::memset (namebuf,
'\0',
NAMEBUFSIZE);
// Retrieve the base type.
// The name always starts this way.
be_type *bt = be_type::narrow_from_decl (this->base_type ());
if (!bt)
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_array::"
"create_name - "
"bad base type\n"),
0);
}
ACE_OS::sprintf (namebuf,
"_tao_array_%s",
bt->local_name ()->get_string ());
// Now append dimensions.
for (i = 0; i < this->n_dims (); ++i)
{
AST_Expression *expr = this->dims ()[i];
// Dimension value.
if ((expr == 0) || ((expr != 0) && (expr->ev () == 0)))
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_array::"
"create_name - "
"bad array dimension\n"),
-1);
}
if (expr->ev ()->et == AST_Expression::EV_ulong)
{
ACE_OS::sprintf (namebuf,
"%s_%d",
namebuf,
((int)expr->ev ()->u.ulval));
}
else
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_array::"
"create_name - "
"bad dimension value\n"),
-1);
}
}
// Now see if we have a fully scoped name and if so, generate one.
scope = be_scope::narrow_from_scope (this->defined_in ())->decl ();
if (scope)
{
// Make a copy of the enclosing scope's name.
n = (UTL_ScopedName *)scope->name ()->copy ();
Identifier *id = 0;
ACE_NEW_RETURN (id,
Identifier (ACE_OS::strdup (namebuf)),
-1);
UTL_ScopedName *sn = 0;
ACE_NEW_RETURN (sn,
UTL_ScopedName (id,
0),
-1);
// Add our local name as the last component.
n->nconc (sn);
// Set the fully scoped name.
this->set_name (n);
}
else
{
// We better be not here because we must be inside some scope,
// at least the ROOT scope.
return -1;
}
return 0;
}
// Code generation.
int
be_array::gen_dimensions (TAO_OutStream *os,
unsigned short slice)
{
// Loop index.
unsigned long i;
// Print our dimensions.
for (i = (slice ? 1 : 0); i < this->n_dims (); ++i)
{
// Retrieve the ith.
AST_Expression *expr = this->dims ()[i];
// Dimension value.
if ((expr == 0) || ((expr != 0) && (expr->ev () == 0)))
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_array::"
"gen_dimensions - "
"bad array dimension\n"),
-1);
}
if (expr->ev ()->et == AST_Expression::EV_ulong)
{
*os << "[" << ((int)expr->ev ()->u.ulval) << "]";
}
else
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_array::"
"gen_dimensions - "
"bad dimension value\n"),
-1);
}
}
return 0;
}
int
be_array::accept (be_visitor *visitor)
{
return visitor->visit_array (this);
}
// Narrowing
IMPL_NARROW_METHODS2 (be_array, AST_Array, be_type)
IMPL_NARROW_FROM_DECL (be_array)
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