diff -r e74a882c8d22 -r 44e02a88f1e7 absyntax_utils/get_datatype_info.cc --- a/absyntax_utils/get_datatype_info.cc Thu Dec 27 15:04:58 2012 +0000 +++ b/absyntax_utils/get_datatype_info.cc Thu Dec 27 15:31:01 2012 +0000 @@ -103,6 +103,113 @@ +/***********************************************************************/ +/***********************************************************************/ + + +/* A small helper class, to transform elementary data type to string. + * this allows us to generate more relevant error messages... + */ + +class get_datatype_id_str_c: public null_visitor_c { + protected: + get_datatype_id_str_c(void) {}; + ~get_datatype_id_str_c(void) {}; + + private: + /* singleton class! */ + static get_datatype_id_str_c *singleton; + + public: + static const char *get_id_str(symbol_c *symbol) { + if (NULL == singleton) singleton = new get_datatype_id_str_c; + if (NULL == singleton) ERROR; + const char *res = (const char *)symbol->accept(*singleton); + if (NULL == res) ERROR; + return res; + } + + + /*************************/ + /* B.1 - Common elements */ + /*************************/ + /*******************************************/ + /* B 1.1 - Letters, digits and identifiers */ + /*******************************************/ + void *visit(identifier_c *symbol) {return (void *)symbol->value;}; + + /***********************************/ + /* B 1.3.1 - Elementary Data Types */ + /***********************************/ + void *visit(time_type_name_c *symbol) {return (void *)"TIME"; }; + void *visit(bool_type_name_c *symbol) {return (void *)"BOOL"; }; + void *visit(sint_type_name_c *symbol) {return (void *)"SINT"; }; + void *visit(int_type_name_c *symbol) {return (void *)"INT"; }; + void *visit(dint_type_name_c *symbol) {return (void *)"DINT"; }; + void *visit(lint_type_name_c *symbol) {return (void *)"LINT"; }; + void *visit(usint_type_name_c *symbol) {return (void *)"USINT"; }; + void *visit(uint_type_name_c *symbol) {return (void *)"UINT"; }; + void *visit(udint_type_name_c *symbol) {return (void *)"UDINT"; }; + void *visit(ulint_type_name_c *symbol) {return (void *)"ULINT"; }; + void *visit(real_type_name_c *symbol) {return (void *)"REAL"; }; + void *visit(lreal_type_name_c *symbol) {return (void *)"LREAL"; }; + void *visit(date_type_name_c *symbol) {return (void *)"DATE"; }; + void *visit(tod_type_name_c *symbol) {return (void *)"TOD"; }; + void *visit(dt_type_name_c *symbol) {return (void *)"DT"; }; + void *visit(byte_type_name_c *symbol) {return (void *)"BYTE"; }; + void *visit(word_type_name_c *symbol) {return (void *)"WORD"; }; + void *visit(lword_type_name_c *symbol) {return (void *)"LWORD"; }; + void *visit(dword_type_name_c *symbol) {return (void *)"DWORD"; }; + void *visit(string_type_name_c *symbol) {return (void *)"STRING"; }; + void *visit(wstring_type_name_c *symbol) {return (void *)"WSTRING"; }; + + void *visit(safetime_type_name_c *symbol) {return (void *)"SAFETIME"; }; + void *visit(safebool_type_name_c *symbol) {return (void *)"SAFEBOOL"; }; + void *visit(safesint_type_name_c *symbol) {return (void *)"SAFESINT"; }; + void *visit(safeint_type_name_c *symbol) {return (void *)"SAFEINT"; }; + void *visit(safedint_type_name_c *symbol) {return (void *)"SAFEDINT"; }; + void *visit(safelint_type_name_c *symbol) {return (void *)"SAFELINT"; }; + void *visit(safeusint_type_name_c *symbol) {return (void *)"SAFEUSINT"; }; + void *visit(safeuint_type_name_c *symbol) {return (void *)"SAFEUINT"; }; + void *visit(safeudint_type_name_c *symbol) {return (void *)"SAFEUDINT"; }; + void *visit(safeulint_type_name_c *symbol) {return (void *)"SAFEULINT"; }; + void *visit(safereal_type_name_c *symbol) {return (void *)"SAFEREAL"; }; + void *visit(safelreal_type_name_c *symbol) {return (void *)"SAFELREAL"; }; + void *visit(safedate_type_name_c *symbol) {return (void *)"SAFEDATE"; }; + void *visit(safetod_type_name_c *symbol) {return (void *)"SAFETOD"; }; + void *visit(safedt_type_name_c *symbol) {return (void *)"SAFEDT"; }; + void *visit(safebyte_type_name_c *symbol) {return (void *)"SAFEBYTE"; }; + void *visit(safeword_type_name_c *symbol) {return (void *)"SAFEWORD"; }; + void *visit(safelword_type_name_c *symbol) {return (void *)"SAFELWORD"; }; + void *visit(safedword_type_name_c *symbol) {return (void *)"SAFEDWORD"; }; + void *visit(safestring_type_name_c *symbol) {return (void *)"SAFESTRING"; }; + void *visit(safewstring_type_name_c *symbol) {return (void *)"SAFEWSTRING"; }; + + /********************************/ + /* B 1.3.3 - Derived data types */ + /********************************/ + /* simple_type_name ':' simple_spec_init */ + void *visit(simple_type_declaration_c *symbol) {return symbol->simple_type_name->accept(*this);} + /* subrange_type_name ':' subrange_spec_init */ + void *visit(subrange_type_declaration_c *symbol) {return symbol->subrange_type_name->accept(*this);} + /* enumerated_type_name ':' enumerated_spec_init */ + void *visit(enumerated_type_declaration_c *symbol) {return symbol->enumerated_type_name->accept(*this);} + /* identifier ':' array_spec_init */ + void *visit(array_type_declaration_c *symbol) {return symbol->identifier->accept(*this);} + /* structure_type_name ':' structure_specification */ + void *visit(structure_type_declaration_c *symbol) {return symbol->structure_type_name->accept(*this);} + /* string_type_name ':' elementary_string_type_name string_type_declaration_size string_type_declaration_init */ + void *visit(string_type_declaration_c *symbol) {return symbol->string_type_name->accept(*this);} + + /*****************************/ + /* B 1.5.2 - Function Blocks */ + /*****************************/ + /* FUNCTION_BLOCK derived_function_block_name io_OR_other_var_declarations function_block_body END_FUNCTION_BLOCK */ + void *visit(function_block_declaration_c *symbol) {return symbol->fblock_name->accept(*this);} +}; + +get_datatype_id_str_c *get_datatype_id_str_c::singleton = NULL; + /**********************************************************/ @@ -117,9 +224,12 @@ /**********************************************************/ /**********************************************************/ - - -symbol_c *get_datatype_info_c::get_datatype_id(symbol_c *datatype) { +const char *get_datatype_info_c::get_id_str(symbol_c *datatype) { + return get_datatype_id_str_c::get_id_str(datatype); +} + + +symbol_c *get_datatype_info_c::get_id(symbol_c *datatype) { return get_datatype_id_c::get_id(datatype); }