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/* -*- c++ -*- */
// $Id$
#include "be_identifier_helper.h"
#include "be_type.h"
#include "utl_identifier.h"
#include "utl_string.h"
#include "fe_private.h"
#include "global_extern.h"
ACE_CString IdentifierHelper::tmp_retval_;
const char *
IdentifierHelper::type_name (be_type *t, be_visitor *visitor)
{
AST_PredefinedType *pdt = 0;
switch (t->node_type ())
{
case AST_Decl::NT_sequence:
case AST_Decl::NT_wstring:
case AST_Decl::NT_string:
(void) t->accept (visitor);
return "";
case AST_Decl::NT_pre_defined:
pdt = AST_PredefinedType::narrow_from_decl (t);
switch (pdt->pt ())
{
case AST_PredefinedType::PT_pseudo:
return t->full_name ();
case AST_PredefinedType::PT_object:
return "Object";
case AST_PredefinedType::PT_any:
return "any";
case AST_PredefinedType::PT_long:
return "long";
case AST_PredefinedType::PT_ulong:
return "unsigned long";
case AST_PredefinedType::PT_longlong:
return "long long";
case AST_PredefinedType::PT_ulonglong:
return "unsigned long long";
case AST_PredefinedType::PT_short:
return "short";
case AST_PredefinedType::PT_ushort:
return "unsigned short";
case AST_PredefinedType::PT_float:
return "float";
case AST_PredefinedType::PT_double:
return "double";
case AST_PredefinedType::PT_longdouble:
return "long double";
case AST_PredefinedType::PT_char:
return "char";
case AST_PredefinedType::PT_wchar:
return "wchar";
case AST_PredefinedType::PT_boolean:
return "boolean";
case AST_PredefinedType::PT_octet:
return "octet";
case AST_PredefinedType::PT_void:
return "void";
default:
break;
}
default:
IdentifierHelper::tmp_retval_ = "::";
IdentifierHelper::tmp_retval_ +=
IdentifierHelper::orig_sn (t->name ()).c_str ();
return IdentifierHelper::tmp_retval_.c_str ();
}
}
Identifier *
IdentifierHelper::original_local_name (Identifier * local_name)
{
Identifier * id = 0;
const char *lname = local_name->get_string ();
// Remove _cxx_ if:
// 1. it occurs and
// 2. it occurs at the beginning of the string and
// 3. the rest of the string is a C++ keyword
if (ACE_OS::strstr (lname, "_cxx_") == lname)
{
TAO_IDL_CPP_Keyword_Table cpp_key_tbl;
unsigned int len =
static_cast<unsigned int> (ACE_OS::strlen (lname + 5));
const TAO_IDL_CPP_Keyword_Entry *entry =
cpp_key_tbl.lookup (lname + 5, len);
if (entry != 0)
{
// Remove _cxx_ and assign to the Identifier variable.
ACE_NEW_RETURN (id,
Identifier (lname + 5),
0);
}
}
if (id == 0)
{
id = local_name->copy ();
}
return id;
}
ACE_CString
IdentifierHelper::orig_sn (UTL_IdList * sn, bool for_idl)
{
ACE_CString retval;
bool first = true;
bool second = false;
Identifier *id = 0;
for (UTL_IdListActiveIterator i (sn); !i.is_done ();)
{
if (!first)
{
retval += "::";
}
else if (second)
{
first = second = false;
}
id =
for_idl
? IdentifierHelper::original_local_name (i.item ())
: i.item ()->copy ();
i.next ();
// Append the identifier.
retval +=
for_idl
? IdentifierHelper::try_escape (id).c_str ()
: id->get_string ();
if (first)
{
if (ACE_OS::strcmp (id->get_string (), "") != 0)
{
// Does not start with a "".
first = false;
}
else
{
second = true;
}
}
id->destroy ();
delete id;
id = 0;
}
return retval;
}
bool
IdentifierHelper::is_idl_keyword (Identifier * local_name)
{
// Convert the identifier string into a
// canonical (uppercase) form as a ACE_CString
char *tmp = local_name->get_string ();
ACE_CString ext_id (tmp);
UTL_String::get_canonical_rep (ext_id);
return !idl_global->idl_keywords ().find (ext_id);
}
ACE_CString
IdentifierHelper::try_escape (Identifier * local_name)
{
ACE_CString s_local_name (local_name->get_string ());
if (IdentifierHelper::is_idl_keyword (local_name))
{
return "_" + s_local_name;
}
else
{
return s_local_name;
}
}
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