diff options
Diffstat (limited to 'TAO/TAO_IDL/be/be_visitor_union/union_ch.cpp')
| -rw-r--r-- | TAO/TAO_IDL/be/be_visitor_union/union_ch.cpp | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/TAO/TAO_IDL/be/be_visitor_union/union_ch.cpp b/TAO/TAO_IDL/be/be_visitor_union/union_ch.cpp deleted file mode 100644 index 0fd71f3ad11..00000000000 --- a/TAO/TAO_IDL/be/be_visitor_union/union_ch.cpp +++ /dev/null @@ -1,220 +0,0 @@ -// -// $Id$ -// - -// ============================================================================ -// -// = LIBRARY -// TAO IDL -// -// = FILENAME -// union_ch.cpp -// -// = DESCRIPTION -// Visitor generating code for Unions in the client header -// -// = AUTHOR -// Aniruddha Gokhale -// -// ============================================================================ - -#include "idl.h" -#include "idl_extern.h" -#include "be.h" - -#include "be_visitor_union.h" - -ACE_RCSID(be_visitor_union, union_ch, "$Id$") - - -// ****************************************************** -// for client header -// ****************************************************** - -be_visitor_union_ch::be_visitor_union_ch (be_visitor_context *ctx) - : be_visitor_union (ctx) -{ -} - -be_visitor_union_ch::~be_visitor_union_ch (void) -{ -} - -// visit the Union node and its scope -int be_visitor_union_ch::visit_union (be_union *node) -{ - TAO_OutStream *os; // output stream - be_type *bt; // type node - // instantiate a visitor context with a copy of our context. This info - // will be modified based on what type of node we are visiting - be_visitor_context ctx (*this->ctx_); - ctx.node (node); // set the node to be the node being visited. The scope is - // still the same - - - if (!node->cli_hdr_gen () && !node->imported ()) // not already generated and - // not imported - { - os = this->ctx_->stream (); - - // generate the ifdefined macro for the union type - os->gen_ifdef_macro (node->flatname ()); - os->indent (); // start with the current indentation level - *os << "class " << idl_global->export_macro () << " " - << node->local_name () << ": public TAO_Base_Union " << be_nl - << "{" << be_nl - << "public:" << be_idt_nl - - // generate default and copy constructors - << node->local_name () << " (void); // default constructor" << be_nl - << node->local_name () << " (const " << node->local_name () - << " &); // copy constructor" << be_nl - // generate destructor - << "~" << node->local_name () << " (void); // destructor" << be_nl - // generate assignment operator - << node->local_name () << " &operator= (const " - << node->local_name () << " &); // copy constructor\n\n"; - - // retrieve the disriminant type - bt = be_type::narrow_from_decl (node->disc_type ()); - if (!bt) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_union_ch::" - "visit_union - " - "bad disciminant type\n"), -1); - } - - // the discriminant type may have to be defined here if it was an enum - // declaration inside of the union statement. - - ctx.state (TAO_CodeGen::TAO_UNION_DISCTYPEDEFN_CH); // set current code - // gen state - be_visitor *visitor = tao_cg->make_visitor (&ctx); - if (!visitor) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_union_ch::" - "visit_union - " - "bad visitor\n"), -1); - } - - if (bt->accept (visitor) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_union_ch::" - " visit_union - " - "codegen for discriminant failed\n"), -1); - } - delete visitor; - - // now generate the public defn for the union branch members. For this, - // set our state to reflect what we are aiming to do - this->ctx_->state (TAO_CodeGen::TAO_UNION_PUBLIC_CH); // set current code - // gen state - if (this->visit_scope (node) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_union_ch::" - "visit_union - " - "codegen for public defn of union members\n"), - -1); - } - - // now generate the private data members of the union - os->decr_indent (); - *os << "private:\n"; - os->incr_indent (); - *os << bt->nested_type_name (node) << " disc_;" << be_nl; // emit the - // ACE_NESTED_CLASS macro - - // the members are inside of a union - *os << "union" << be_nl; - *os << "{\n"; - os->incr_indent (0); - this->ctx_->state (TAO_CodeGen::TAO_UNION_PRIVATE_CH); // set current - // code gen state - if (this->visit_scope (node) == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_union_ch::" - "visit_union - " - "codegen for private members of union\n"), -1); - } - - os->decr_indent (); - *os << "} u_; // end of union" << be_nl; - - // the reset method (TAO extension) - *os << "// TAO extensions" << be_nl; - *os << "void _reset (" << bt->nested_type_name (node) - << ", CORBA::Boolean);" << be_nl; - *os << "// Frees any allocated storage" << be_nl << be_nl; - // the virtual overloaded _discriminant method - *os << "virtual void *_discriminant (void);" << be_nl; - *os << "// returns pointer to the discriminant" << be_nl << be_nl; - // the overloaded virtual reset method - *os << "virtual void _reset (void);" << be_nl; - *os << "// calls the above reset with finalize=1" << be_nl << be_nl; - // the _access method - *os << "virtual void *_access (CORBA::Boolean flag);" << be_nl; - *os << "// accesses the right data member. " - << "Also will allocate on TRUE flag" << be_nl << be_uidt_nl; - *os << "}; // " << node->name () << "\n\n"; - - // by using a visitor to declare and define the TypeCode, we have the - // added advantage to conditionally not generate any code. This will be - // based on the command line options. This is still TO-DO - ctx = *this->ctx_; - ctx.state (TAO_CodeGen::TAO_TYPECODE_DECL); - visitor = tao_cg->make_visitor (&ctx); - if (!visitor || (node->accept (visitor) == -1)) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_union_ch::" - "visit_union - " - "TypeCode declaration failed\n" - ), -1); - } - - - os->gen_endif (); - - // generate the ifdefined macro for the _var type - os->gen_ifdef_macro (node->flatname (), "_var"); - // generate var defn - if (node->gen_var_defn () == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_union_ch::" - "visit_union - " - "codegen for _var\n"), -1); - } - os->gen_endif (); - - // generate the ifdefined macro for the array type - os->gen_ifdef_macro (node->flatname (), "_out"); - // a class is generated for an out defn only for a variable length struct - if (node->size_type () == be_decl::VARIABLE) - { - if (node->gen_out_defn () == -1) - { - ACE_ERROR_RETURN ((LM_ERROR, - "(%N:%l) be_visitor_union_ch::" - "visit_union - " - "codegen for _out\n"), -1); - } - } - else - { - os->indent (); - *os << "typedef " << node->local_name () << " &" << node->local_name - () << "_out;\n\n"; - } - os->gen_endif (); - - node->cli_hdr_gen (I_TRUE); - } - - return 0; -} |