/** ** \file selects.c ** FedEx parser output module for generating C++ class definitions ** The functions in this file gener*ate C++ code for representing EXPRESS SELECT types. ** ** K. C. Morris ** ** Development of FedEx was funded by the United States Government, ** and is not subject to copyright. ******************************************************************* The conventions used in this binding follow the proposed specification for the STEP Standard Data Access Interface as defined in document N350 ( August 31, 1993 ) of ISO 10303 TC184/SC4/WG7. *******************************************************************/ extern int multiple_inheritance; #include #include "classes.h" #include "classes_type.h" #include "classes_attribute.h" #include "./trace_fprintf.h" #define BASE_SELECT "SDAI_Select" #define TYPEis_primitive(t) ( !( TYPEis_entity(t) || \ TYPEis_select (t) || \ TYPEis_aggregate(t) ) ) #define TYPEis_numeric(t) ( ((t)->u.type->body->type == real_) || \ ((t)->u.type->body->type == integer_) || \ ((t)->u.type->body->type == number_) ) #define PRINT_BUG_REPORT \ fprintf( f, "std::cerr << __FILE__ << \":\" << __LINE__ << \": ERROR" \ " in schema library: \\n\" \n << _POC_ << \"\\n\\n\";\n"); #define PRINT_SELECTBUG_WARNING(f) \ fprintf( (f), "\n severity( SEVERITY_WARNING );\n" ); \ fprintf( (f), " std::cerr << __FILE__ << \":\" << __LINE__ << \": "); \ fprintf( (f), "WARNING: possible misuse of\"\n << \" SELECT "); \ fprintf( (f), "TYPE from schema library.\\n\";\n"); \ fprintf( (f), " Error( \"Mismatch in underlying type.\" );\n" ); #define print_error_msg() \ fprintf( f, "\n severity( SEVERITY_BUG );\n" ); \ PRINT_BUG_REPORT \ fprintf( f, " Error( \"This 'argument' is of the incorrect type\" );\n" ); #define TRUE 1 #define FALSE 0 static void initSelItems( const Type, FILE * ); const char * SEL_ITEMget_enumtype( Type t ) { return StrToUpper( TYPEget_name( t ) ); } /** \returns type used to represent the underlying type in a select class */ const char * TYPEget_utype( Type t ) { return ( TYPEis_entity( t ) ? "SDAI_Application_instance_ptr" : TYPEget_ctype( t ) ); } /** determines if the given entity is a member of the list. RETURNS the member if it is a member; otherwise 0 is returned. */ void *LISTmember( const Linked_List list, void *e ) { Link node; for( node = list->mark->next; node != list->mark; node = node->next ) if( e == node -> data ) { return e; } return ( 0 ); } /** Specialized function to catch if two enumerations, two selects, or two aggrs of either, are of the same type. The issue is that e.g. select B may be a rename of sel A (i.e., TYPE B = A;). Such renamed types are implemented by exp2cxx with typedefs, so that they are in fact the same type. TYPEget_- ctype() is used for most type comparisons and does not consider renamed types equivalent. This function is called in instances when they should be consi- dered equivalent. One such case is the generation of duplicate lists. */ static int compareOrigTypes( Type a, Type b ) { Type t, u; if( ( TYPEis_select( a ) && TYPEis_select( b ) ) || ( TYPEis_enumeration( a ) && TYPEis_enumeration( b ) ) ) { t = a; u = b; } else if( TYPEis_aggregate( a ) && TYPEis_aggregate( b ) ) { t = TYPEget_base_type( a ); u = TYPEget_base_type( b ); if( !( ( TYPEis_select( t ) && TYPEis_select( u ) ) || ( TYPEis_enumeration( t ) && TYPEis_enumeration( u ) ) ) ) { return FALSE; /* Only go further with 1D aggregates of sels or enums. Note that for 2D aggrs and higher we do not continue. These are all recog- nized to be the same type ("GenericAggregate") by TYPEget_ctype(), and do not have to be handled specially here. */ } } else { return FALSE; } if( TYPEget_head( t ) ) { t = TYPEget_ancestor( t ); } if( TYPEget_head( u ) ) { u = TYPEget_ancestor( u ); } return ( !strcmp( TYPEget_name( t ), TYPEget_name( u ) ) ); } /** determines if the given "link's" underlying type is a member of the list. RETURNS the underlying type if it is a member; otherwise 0 is returned. If "rename" is TRUE, we also consider check to match in certain cases where list already has an item that check is a renaming of (see header comments to compareOrigTypes() above). */ const char * utype_member( const Linked_List list, const Type check, int rename ) { static char r [BUFSIZ+1]; bool checkIsEntity = TYPEis_entity( check ); LISTdo( list, t, Type ) { if( TYPEis_entity( t ) && checkIsEntity ) { return "SDAI_Application_instance_ptr"; } /* string returned by TYPEget_utype isn't necessarily static so we * need to copy between calls * */ strncpy( r, TYPEget_ctype( t ), BUFSIZ ); if( strcmp( r, TYPEget_ctype( check ) ) == 0 || ( rename && compareOrigTypes( check, t ) ) ) { return r; } } LISTod; return 0; } /** Returns a list of types which have unique underlying types * The returned list includes all the types which have a data members * in the select type. * * The list that is returned needs to be freed by the caller. */ Linked_List SELgetnew_dmlist( const Type type ) { Linked_List complete = SEL_TYPEget_items( type ); Linked_List newlist = LISTcreate(); LISTdo( complete, t, Type ) /* if t\'s underlying type is not already in newlist, */ if( ! utype_member( newlist, t, 0 ) ) { LISTadd_last( newlist, t ); } LISTod; return newlist; } const char * SEL_ITEMget_dmtype( Type t, const Linked_List l ) { const char * r = utype_member( l, t, 0 ); return StrToLower( r ? r : TYPEget_utype( t ) ); } /** Returns the name of the data member in the select class for the item of * the select having the type t. * Logical and boolean are handled as exceptions because TYPEget_utype() * returns "PSDAI::..." for them which is not a legal variable name. */ const char * SEL_ITEMget_dmname( Type t ) { Class_Of_Type class = TYPEget_type( t ); if( class == integer_ ) { return "integer"; } if( class == real_ ) { return "real"; } if( class == number_ ) { return "real"; } if( class == string_ ) { return "string"; } if( class == binary_ ) { return "binary"; } if( class == logical_ ) { return "logical"; } if( class == boolean_ ) { return "boolean"; } if( class == entity_ ) { return "app_inst"; } return ( StrToLower( TYPEget_utype( t ) ) ); } /** determines if the given "link's" underlying type is a multiple member of the list. RETURNS 1 if true, else 0. */ int duplicate_in_express_list( const Linked_List list, const Type check ) { if( TYPEis_entity( check ) ) { return FALSE; } /* entities are never the same */ LISTdo( list, t, Type ) if( t == check ) { ; /* don't compare check to itself */ } else { return TRUE; /* other things in the list conflict */ } LISTod; return FALSE; } /** determines if any of the types in a select type resolve to the same underlying Express type. RETURNS 1 if true, else 0. */ int unique_types( const Linked_List list ) { LISTdo( list, t, Type ) if( duplicate_in_express_list( list, t ) ) { return FALSE; } LISTod; return TRUE; } /** determines if the given "link's" C++ representation is used again in the list. RETURNS 1 if true, else 0. */ int duplicate_utype_member( const Linked_List list, const Type check ) { char b [BUFSIZ+1]; if( TYPEis_entity( check ) ) { return FALSE; } /* entities are never the same */ LISTdo( list, t, Type ) if( t == check ) { ; } /* don't compare check to itself */ else { /* continue looking */ strncpy( b, TYPEget_utype( t ), BUFSIZ ); if( ( !strcmp( b, TYPEget_utype( check ) ) ) || ( compareOrigTypes( t, check ) ) ) /* if the underlying types are the same */ { return TRUE; } if( ! strcmp( b, "SDAI_Integer" ) && ( ! strcmp( TYPEget_utype( check ), "SDAI_Real" ) ) ) /* integer\'s and real\'s are not unique */ { return TRUE; } } LISTod; return FALSE; } /** determines if any of the types in a select type resolve to the same C++ representation for the underlying Express type. RETURNS 1 if true, else 0. */ int any_duplicates_in_select( const Linked_List list ) { LISTdo( list, t, Type ) if( duplicate_utype_member( list, t ) ) { return TRUE; } LISTod; return FALSE; } /** finds an instance of each kind of duplicate type found in the given list. This list is returned as dup_list. If a duplicate exists, the function returns TRUE, else FALSE. list should be unbound before calling, and freed afterwards. */ int find_duplicate_list( const Type type, Linked_List * duplicate_list ) { Linked_List temp; /** temporary list for comparison **/ *duplicate_list = LISTcreate(); if( any_duplicates_in_select( SEL_TYPEget_items( type ) ) ) { /** if there is a dup somewhere **/ temp = LISTcreate(); LISTdo( SEL_TYPEget_items( type ), u, Type ) if( !utype_member( *duplicate_list, u, 1 ) ) { /** if not already a duplicate **/ if( utype_member( temp, u, 1 ) ) { LISTadd_first( *duplicate_list, u ); } else { LISTadd_first( temp, u ); } } LISTod; LISTfree( temp ); return TRUE; } return FALSE; } /** In the functions below, we use a vector of ints to count paths in the select-graph to base types. The names in this enum correspond to the indices in the vector, i.e., tvec[treal] == tvec[1], and contains the number of paths to REAL in the graph */ enum __types { tint = 0, /* INTEGER */ treal, /* REAL */ tstring, /* STRING */ tbinary, /* BINARY */ tenum, /* ENUMERATION, also LOGICAL, BOOLEAN */ tselect, /* SELECT */ tentity, /* ENTITY */ taggr, /* AGGREGATE, also ARRAY, BAG, SET, LIST */ tnumber /* NUMBER */ }; /** This function gets called recursively, to follow a select-graph to its leaves. It passes around the vector described above, to track paths to the leaf nodes. */ void non_unique_types_vector( const Type type, int * tvec ) { LISTdo( SEL_TYPEget_items( type ), t, Type ) switch( TYPEget_body( t )->type ) { case integer_: tvec[tint]++; break; case real_: tvec[treal]++; break; case string_: tvec[tstring]++; break; case binary_: tvec[tbinary]++; break; case enumeration_: case logical_: case boolean_: tvec[tenum]++; break; case select_: /* SELECT, ergo recurse! */ non_unique_types_vector( t, tvec ); break; case entity_: tvec[tentity]++; break; case aggregate_: case array_: case list_: case bag_: case set_: tvec[taggr]++; break; case number_: tvec[tnumber]++; break; default: fprintf( stderr, "non_unique_types_vector: can't handle unknown type %d\n", TYPEget_body( t )->type ); abort(); } LISTod; } /** Uses non_unique_types_vector on the select to get a vector of base-type reference counts, then uses that to make a string of types, of the form (FOO_TYPE | BAR_TYPE | BAZ_TYPE), where FOO, BAR, and BAZ are EXPRESS types. If all types are unique, the string (0) is generated. */ char * non_unique_types_string( const Type type ) { int tvec[] = {0, 0, 0, 0, 0, 0, 0, 0, 0}; char * typestr; int first = 1; int i; non_unique_types_vector( type, tvec ); /* build type string from vector */ typestr = ( char * )malloc( BUFSIZ + 1 ); typestr[0] = '\0'; strcat( typestr, ( char * )"(" ); for( i = 0; i <= tnumber; i++ ) { if( tvec[i] < 2 ) { continue; /* skip, this one is unique */ } if( !first ) { strcat( typestr, ( char * )" | " ); } else { first = 0; } switch( i ) { case tint : strcat( typestr, ( char * )"sdaiINTEGER" ); break; case treal : strcat( typestr, ( char * )"sdaiREAL" ); break; case tstring: strcat( typestr, ( char * )"sdaiSTRING" ); break; case tbinary: strcat( typestr, ( char * )"sdaiBINARY" ); break; case tenum : strcat( typestr, ( char * )"sdaiENUMERATION" ); break; case tentity: strcat( typestr, ( char * )"sdaiINSTANCE" ); break; case taggr : strcat( typestr, ( char * )"sdaiAGGR" ); break; case tnumber: strcat( typestr, ( char * )"sdaiNUMBER" ); break; } } if( first ) { strcat( typestr, ( char * )"0" ); } strcat( typestr, ( char * )")" ); return typestr; } /** checks to see if an attribute is a member of the list * \returns the attribute 'check' if an attribute with the same name is on the list, 0 otherwise */ Variable ATTR_LISTmember( Linked_List l, Variable check ) { char nm [BUFSIZ+1]; char cur [BUFSIZ+1]; generate_attribute_name( check, nm ); LISTdo( l, a, Variable ) { generate_attribute_name( a, cur ); if( ! strcmp( nm, cur ) ) { return check; } } LISTod; return ( 0 ); } /** \returns a list that is the union of all the attributes for a select type. * Side Effects: * The list that is returned needs to be freed by the caller. */ Linked_List SEL_TYPEgetnew_attribute_list( const Type type ) { Linked_List complete = SEL_TYPEget_items( type ); Linked_List newlist = LISTcreate(); Linked_List attrs; Entity cur; LISTdo( complete, t, Type ) { if( TYPEis_entity( t ) ) { cur = ENT_TYPEget_entity( t ); attrs = ENTITYget_all_attributes( cur ); LISTdo_n( attrs, a, Variable, b ) { if( ! ATTR_LISTmember( newlist, a ) ) { LISTadd_first( newlist, a ); } } LISTod } } LISTod return newlist; } /** prints the class 'definition', that is, the objects * and the constructor(s)/destructor for a select class. */ void TYPEselect_inc_print_vars( const Type type, FILE * f, Linked_List dups ) { int size, j; Linked_List data_members = SELgetnew_dmlist( type ); char dmname [BUFSIZ+1], classnm [BUFSIZ+1], tdnm [BUFSIZ+1]; strncpy( classnm, SelectName( TYPEget_name( type ) ), BUFSIZ ); classnm[BUFSIZ-1] = '\0'; strncpy( tdnm, TYPEtd_name( type ), BUFSIZ ); tdnm[BUFSIZ-1] = '\0'; size = strlen( classnm ) + 2; /* for formatting output */ fprintf( f, "\n////////// SELECT TYPE %s\n", SelectName( TYPEget_name( type ) ) ); fprintf( f, "class SC_SCHEMA_EXPORT %s : public " BASE_SELECT " {\n", classnm ); fprintf( f, " protected:\n" ); fprintf( f, " // types in SELECT \n" ); LISTdo( SEL_TYPEget_items( type ), t, Type ) { fprintf( f, " // %s -- %s\n", SEL_ITEMget_enumtype( t ), FundamentalType( t, 0 ) ); } LISTod; LISTdo( data_members, t, Type ) { strncpy( dmname, SEL_ITEMget_dmname( t ), BUFSIZ ); fprintf( f, " %s%s _%s;\n", TYPEget_utype( t ), TYPEis_aggregate( t ) ? "_ptr" : "", dmname ); } LISTod; fprintf( f, "\n public:\n" ); fprintf( f, " virtual const TypeDescriptor * AssignEntity (SDAI_Application_instance * se);\n" " virtual SDAI_Select * NewSelect ();\n" ); fprintf( f, "\n virtual BASE_TYPE ValueType() const;\n" ); fprintf( f, "\n\n// STEP Part 21\n" ); fprintf( f, " virtual void STEPwrite_content (ostream& out =std::cout,\n" " const char *currSch =0) const;\n" ); fprintf( f, " virtual void STEPwrite_verbose (ostream& out =std::cout,\n" " const char *currSch =0) const;\n" ); fprintf( f, " virtual Severity STEPread_content (istream& in =cin,\n" " InstMgrBase * instances =0, const char *utype =0,\n" " int addFileId =0, const char *currSch =0);\n" ); /* read StrToVal_content */ fprintf( f, " virtual Severity StrToVal_content " "(const char *,\n InstMgrBase * instances =0);\n" ); /* constructor(s) */ fprintf( f, "\n// STEP Part 22: SDAI\n" ); fprintf( f, "\n// constructors\n" ); fprintf( f, " %s( const SelectTypeDescriptor * =%s );\n", classnm, tdnm ); fprintf( f, " // part 1\n" ); LISTdo( SEL_TYPEget_items( type ), t, Type ) if( ( TYPEis_entity( t ) ) || ( !utype_member( dups, t, 1 ) ) ) { /** if an entity or not in the dup list **/ fprintf( f, " %s( const %s&,\n ", SelectName( TYPEget_name( type ) ), AccessType( t ) ); for( j = 0; j < size; j++ ) { fprintf( f, " " ); } fprintf( f, "const SelectTypeDescriptor * =%s );\n", tdnm ); } LISTod; LISTdo( dups, t, Type ) if( ! TYPEis_entity( t ) ) { /* entities were done already */ fprintf( f, " %s( const %s&,\n ", SelectName( TYPEget_name( type ) ), isAggregateType( t ) ? AccessType( t ) : TYPEget_utype( t ) ); for( j = 0; j < size; j++ ) { fprintf( f, " " ); } fprintf( f, "const SelectTypeDescriptor * =%s );\n", tdnm ); } LISTod; /* destructor */ fprintf( f, " virtual ~%s();\n", classnm ); LISTfree( data_members ); } /** * TYPEselect_inc_print prints the class member function declarations of a select * class. */ void TYPEselect_inc_print( const Type type, FILE * f ) { char n[BUFSIZ+1]; /* class name */ char tdnm [BUFSIZ+1]; /* TypeDescriptor name */ Linked_List dups; int dup_result; Linked_List attrs; dup_result = find_duplicate_list( type, &dups ); strncpy( n, SelectName( TYPEget_name( type ) ), BUFSIZ ); strncpy( tdnm, TYPEtd_name( type ), BUFSIZ ); TYPEselect_inc_print_vars( type, f, dups ); fprintf( f, "\n // part 2\n" ); LISTdo( SEL_TYPEget_items( type ), t, Type ) if( ( TYPEis_entity( t ) ) || ( !utype_member( dups, t, 1 ) ) ) { /** if an entity or not in the dup list **/ fprintf( f, " operator %s();\n", AccessType( t ) ); } LISTod; LISTdo( dups, t, Type ) /* do the dups once only */ if( ! TYPEis_entity( t ) ) /* entities were done already */ fprintf( f, " operator %s ();\n", ( TYPEis_aggregate( t ) || TYPEis_select( t ) ) ? AccessType( t ) : TYPEget_utype( t ) ); LISTod; fprintf( f, "\n // part 3\n" ); attrs = SEL_TYPEgetnew_attribute_list( type ); /* get the list of unique attributes from the entity items */ LISTdo( attrs, a, Variable ) if( VARget_initializer( a ) == EXPRESSION_NULL ) { ATTRsign_access_methods( a, f ); } LISTod; LISTfree( attrs ); fprintf( f, "\n // part 4\n" ); LISTdo( SEL_TYPEget_items( type ), t, Type ) if( ( TYPEis_entity( t ) ) || ( !utype_member( dups, t, 1 ) ) ) { /** if an entity or not in the dup list **/ fprintf( f, " %s& operator =( const %s& );\n", SelectName( TYPEget_name( type ) ), AccessType( t ) ); } LISTod; LISTdo( dups, t, Type ) if( ! TYPEis_entity( t ) ) { /* entities were done already */ fprintf( f, " %s& operator =( const %s& );\n", SelectName( TYPEget_name( type ) ), isAggregateType( t ) ? AccessType( t ) : TYPEget_utype( t ) ); } LISTod; fprintf( f, " // not in SDAI\n" " %s& ShallowCopy ( const %s& );\n", n, n ); fprintf( f, "\n#ifdef COMPILER_DEFINES_OPERATOR_EQ\n#else\n" ); fprintf( f, " %s& operator =( %s * const & );\n", n, n ); fprintf( f, " SDAI_Select& operator =( const SDAI_Select& );\n" ); fprintf( f, "#endif\n" ); fprintf( f, "\n // part 5\n" ); LISTdo( SEL_TYPEget_items( type ), t, Type ) fprintf( f, " Logical Is%s() const;\n", FirstToUpper( TYPEget_name( t ) ) ); LISTod; fprintf( f, "\n // part 6 ... UnderlyingTypeName () implemented in" " SDAI_Select class ...\n" ); if( dup_result ) { /** if there are duplicate underlying types **/ fprintf( f, "\n // part 7\n" ); fprintf( f, " const TypeDescriptor *" "SetUnderlyingType ( const TypeDescriptor * td );\n" ); } else { fprintf( f, "\n // part 7 ... NONE only for complex selects...\n" ); } #ifdef PART8 fprintf( f, "\n // part 8\n" ); fprintf( f, " %s* operator->();\n", n ); #endif fprintf( f, "};\n" ); fprintf( f, "\ninline SDAI_Select * create_%s () { return new %s; }\n", n, n ); /* DAR - moved from SCOPEPrint() */ fprintf( f, "typedef %s * %sH;\n", n, n ); fprintf( f, "typedef %s_ptr %s_var;\n\n", n, n ); /* print things for aggregate class */ fprintf( f, "\nclass %s_agg : public SelectAggregate {\n", n ); fprintf( f, " protected:\n" ); fprintf( f, " SelectTypeDescriptor *sel_type;\n\n" ); fprintf( f, " public:\n" ); fprintf( f, " %s_agg( SelectTypeDescriptor * =%s );\n", n, tdnm ); fprintf( f, " ~%s_agg();\n", n ); fprintf( f, " virtual SingleLinkNode * NewNode()\n" ); fprintf( f, " { return new SelectNode (new %s( sel_type )); }\n", n ); fprintf( f, "};\n" ); /* DAS creation function for select aggregate class */ fprintf( f, "inline STEPaggregate * create_%s_agg () { return new %s_agg; }\n", n, n ); fprintf( f, "typedef %s_agg_ptr %s_agg_var;\n", n, n ); fprintf( f, "\n///// END SELECT TYPE %s\n\n", TYPEget_name( type ) ); LISTfree( dups ); } /** * TYPEselect_lib_print_part_one prints constructor(s)/destructor of a select * class. */ void TYPEselect_lib_print_part_one( const Type type, FILE * f, Linked_List dups, char * n ) { #define schema_name SCHEMAget_name(schema) char tdnm[BUFSIZ+1], nm[BUFSIZ+1]; int size = strlen( n ) * 2 + 4, j; /* size - for formatting output */ strncpy( tdnm, TYPEtd_name( type ), BUFSIZ ); strncpy( nm, SelectName( TYPEget_name( type ) ), BUFSIZ ); /* constructor(s) */ /* null constructor */ fprintf( f, "\n// STEP Part 22: SDAI\n" ); fprintf( f, "\n // part 0\n" ); fprintf( f, "%s::%s( const SelectTypeDescriptor *typedescript )\n", n, n ); fprintf( f, " : " BASE_SELECT " (typedescript)" ); /* Initialize the select members with their correct typedescriptors: */ initSelItems( type, f ); fprintf( f, "\n{\n" ); fprintf( f, "#ifdef SC_LOGGING\n if( *logStream )\n {\n" ); fprintf( f, " *logStream << \"DAVE ERR entering %s constructor.\" << std::endl;\n", n ); fprintf( f, " }\n#endif\n" ); /* create objects for data member pointers. also in two more ctors below, and deleted in dtor which is printed at end of this function. */ LISTdo( dups, t, Type ) { if( isAggregateType( t ) && t->u.type->body->base ) { fprintf( f, " _%s = new %s;\n", SEL_ITEMget_dmname( t ), TYPEget_utype( t ) ); } } LISTod /* above misses some attr's that are initialized in part 1 ctor below. * hopefully this won't add duplicates... */ LISTdo( SEL_TYPEget_items( type ), t, Type ) { if( ( TYPEis_entity( t ) ) || ( !utype_member( dups, t, 1 ) ) ) { if( isAggregateType( t ) && ( t->u.type->body->base ) ) { fprintf( f, " _%s = new %s;\n", SEL_ITEMget_dmname( t ), TYPEget_utype( t ) ); } else if (TYPEis_entity(t)) { // Per TYPEget_utype, any TYPEis_entity is an // SDAI_Application_instance_ptr - initialize it here. fprintf(f, " _%s = NULL;\n", SEL_ITEMget_dmname(t)); } } } LISTod fprintf( f, " nullify();\n" ); fprintf( f, "#ifdef SC_LOGGING\n if( *logStream )\n {\n" ); fprintf( f, "// *logStream << \"DAVE ERR exiting %s constructor.\" << std::endl;\n", n ); fprintf( f, " }\n#endif\n" ); fprintf( f, "}\n" ); /* constructors with underlying types */ fprintf( f, "\n // part 1\n" ); LISTdo( SEL_TYPEget_items( type ), t, Type ) { if( ( TYPEis_entity( t ) ) || ( !utype_member( dups, t, 1 ) ) ) { /* if there is not more than one underlying type that maps to the same * base type print out the constructor using the type from the TYPE * statement as the underlying type. Also skip enums/sels which are * renames of other items. That would create redundant constructors * since renames are typedef'ed to the original type. */ fprintf( f, "%s::%s( const %s& o,\n", n, n, AccessType( t ) ); for( j = 0; j < size; j++ ) { fprintf( f, " " ); } /* Did this for the heck of it, and to show how easy it would have been to make it all pretty - DAR. ;-) */ fprintf( f, "const SelectTypeDescriptor *typedescript )\n" ); fprintf( f, " : " BASE_SELECT " (typedescript, %s)", TYPEtd_name( t ) ); initSelItems( type, f ); fprintf( f, "\n{\n" ); fprintf( f, "#ifdef SC_LOGGING\n if( *logStream ) { " ); fprintf( f, "*logStream << \"DAVE ERR entering %s constructor.\" << std::endl; }\n", n ); fprintf( f, "#endif\n" ); if( isAggregateType( t ) ) { if( t->u.type->body->base ) { fprintf( f, " _%s = new %s;\n", SEL_ITEMget_dmname( t ), TYPEget_utype( t ) ); } fprintf( f, " _%s%sShallowCopy (*o);\n", SEL_ITEMget_dmname( t ), ( ( t->u.type->body->base ) ? "->" : "." ) ); } else { fprintf( f, " _%s = o;\n", SEL_ITEMget_dmname( t ) ); } fprintf( f, "#ifdef SC_LOGGING\n if( *logStream ) { " ); fprintf( f, "*logStream << \"DAVE ERR exiting %s constructor.\" << std::endl; }\n", n ); fprintf( f, "#endif\n" ); fprintf( f, "}\n\n" ); } } LISTod LISTdo( dups, t, Type ) { /* if there is more than one underlying type that maps to the * same base type, print a constructor using the base type. */ if( ! TYPEis_entity( t ) ) { /* entities were done already */ if( isAggregateType( t ) ) { fprintf( f, "%s::%s( const %s& o,\n", n, n, AccessType( t ) ); for( j = 0; j < size; j++ ) { fprintf( f, " " ); } fprintf( f, "const SelectTypeDescriptor *typedescript )\n" ); fprintf( f, " : " BASE_SELECT " ( typedescript, %s )", TYPEtd_name( t ) ); initSelItems( type, f ); fprintf( f, "\n{\n" ); fprintf( f, "#ifdef SC_LOGGING\n if( *logStream )\n {\n" ); fprintf( f, " *logStream << \"DAVE ERR entering %s constructor.\"" " << std::endl;\n", n ); fprintf( f, " }\n#endif\n" ); if( t->u.type->body->base ) { fprintf( f, " _%s = new %s;\n", SEL_ITEMget_dmname( t ), TYPEget_utype( t ) ); } fprintf( f, " _%s%sShallowCopy (*o);\n", SEL_ITEMget_dmname( t ), ( ( t->u.type->body->base ) ? "->" : "." ) ); } else { fprintf( f, "%s::%s( const %s& o,\n", n, n, TYPEget_utype( t ) ); for( j = 0; j < size; j++ ) { fprintf( f, " " ); } fprintf( f, "const SelectTypeDescriptor *typedescript )\n" ); fprintf( f, " : " BASE_SELECT " ( typedescript, %s )", TYPEtd_name( t ) ); initSelItems( type, f ); fprintf( f, "\n{\n" ); fprintf( f, " _%s = o;\n", SEL_ITEMget_dmname( t ) ); } fprintf( f, "// NOTE: Underlying type defaults to %s instead of NULL\n", TYPEtd_name( t ) ); fprintf( f, "#ifdef SC_LOGGING\n if( *logStream )\n {\n" ); fprintf( f, "// *logStream << \"DAVE ERR exiting %s constructor.\"" " << std::endl;\n", n ); fprintf( f, " }\n#endif\n" ); fprintf( f, "}\n\n" ); } } LISTod /* dtor */ fprintf( f, "%s::~%s() {\n", n, n ); /* delete objects that data members point to */ LISTdo( dups, t, Type ) { if( isAggregateType( t ) && t->u.type->body->base ) { fprintf( f, " if( _%s ) {\n", SEL_ITEMget_dmname( t ) ); fprintf( f, " delete _%s;\n", SEL_ITEMget_dmname( t ) ); fprintf( f, " _%s = 0;\n }\n", SEL_ITEMget_dmname( t ) ); } } LISTod; LISTdo( SEL_TYPEget_items( type ), t, Type ) { if( ( TYPEis_entity( t ) ) || ( !utype_member( dups, t, 1 ) ) ) { if( isAggregateType( t ) && ( t->u.type->body->base ) ) { fprintf( f, " if( _%s ) {\n", SEL_ITEMget_dmname( t ) ); fprintf( f, " delete _%s;\n", SEL_ITEMget_dmname( t ) ); fprintf( f, " _%s = 0;\n }\n", SEL_ITEMget_dmname( t ) ); } } } LISTod fprintf( f, "}\n\n" ); fprintf( f, "%s_agg::%s_agg( SelectTypeDescriptor *s)\n" " : SelectAggregate(), sel_type(s)\n{\n}\n\n", n, n ); fprintf( f, "%s_agg::~%s_agg() { }\n\n", n, n ); #undef schema_name } /** * Creates initialization functions for the select items of a select. The * selects must have their typedescriptors set properly. If a select is a * renaming of another select ("TYPE selB = selA") its td would default to * selA's, so it must be set specifically. */ static void initSelItems( const Type type, FILE * f ) { Linked_List data_members = SELgetnew_dmlist( type ); LISTdo( data_members, t, Type ) if( TYPEis_select( t ) ) { fprintf( f, ",\n _%s (%s)", SEL_ITEMget_dmname( t ), TYPEtd_name( t ) ); } LISTod; } Linked_List ENTITYget_expanded_entities( Entity e, Linked_List l ) { Linked_List supers; Entity super; if( ! LISTmember( l, e ) ) { LISTadd_first( l, e ); } if( multiple_inheritance ) { int super_cnt = 0; supers = ENTITYget_supertypes( e ); LISTdo( supers, s, Entity ) /* ignore the more than one supertype since multiple inheritance isn\'t implemented */ if( super_cnt == 0 ) { ENTITYget_expanded_entities( s, l ); } ++ super_cnt; LISTod; } else { /* ignore the more than one supertype since multiple inheritance isn\'t implemented */ super = ENTITYget_superclass( e ); ENTITYget_expanded_entities( super, l ); } return l; } Linked_List SELget_entity_itemlist( const Type type ) { Linked_List complete = SEL_TYPEget_items( type ); Linked_List newlist = LISTcreate(); Entity cur; LISTdo( complete, t, Type ) if( TYPEis_entity( t ) ) { cur = ENT_TYPEget_entity( t ); ENTITYget_expanded_entities( cur, newlist ); } LISTod; return newlist; } /** * Specialized function used in function TYPEselect_lib_print_part_three * below. Calls a function to check if an attribute of an entity belongs * to its primary path (is its own attr, that of its first super, that of * its first super's first super etc), and does necessary housekeeping. */ static int memberOfEntPrimary( Entity ent, Variable uattr ) { Linked_List attrlist = LISTcreate(); int result; ENTITYget_first_attribs( ent, attrlist ); result = ( LISTmember( attrlist, uattr ) != 0 ); LIST_destroy( attrlist ); return result; } void TYPEselect_lib_part_three_getter( const Type type, const char * classnm, const char * attrnm, const char * utype, char * uent, char * funcnm, Linked_List items, Variable a, Variable uattr, Entity ent, FILE * f, bool returnConst ) { /* return a const value? */ const char * constStr = "const "; const char * constReturn = ( returnConst ? constStr : "" ); /* method can be const or non-const? */ bool notAlwaysConst = attrIsObj( VARget_type( a ) ); ATTRprint_access_methods_get_head( classnm, a, f, returnConst ); /* if there will not be const and non-const getters, then this method should be const */ fprintf( f, "%s{\n", ( notAlwaysConst ? constReturn : constStr ) ); LISTdo( items, t, Type ) { if( TYPEis_entity( t ) && ( uattr = ENTITYget_named_attribute( ( ent = ENT_TYPEget_entity( t ) ), ( char * ) StrToLower( attrnm ) ) ) ) { /* for the select items which have the current attribute */ if( !multiple_inheritance ) { if( !memberOfEntPrimary( ent, uattr ) ) { /* If multiple inheritance is not supported, we must additionally check * that uattr is a member of the entity's primary inheritance path * (i.e., the entity, its first supertype, the super's first super, * etc). The above `if' is commented out, because currently mult inher * is not supported to the extent of handling accessor functions for * non-primary supertypes. */ continue; } } if( ! VARis_derived( uattr ) ) { if( !strcmp( utype, TYPEget_ctype( VARget_type( uattr ) ) ) ) { /* check to make sure the underlying attribute\'s type is * the same as the current attribute. */ strncpy( uent, TYPEget_ctype( t ), BUFSIZ ); /* if the underlying type is that item's type, call the underlying_item's * member function if it is the same attribute */ if( VARis_overrider( ENT_TYPEget_entity( t ), uattr ) ) { /* update attribute_func_name because is has been overridden */ generate_attribute_func_name( uattr, funcnm ); } else { generate_attribute_func_name( a, funcnm ); } fprintf( f, " if( CurrentUnderlyingType () == %s ) \n // %s\n", TYPEtd_name( t ), StrToUpper( TYPEget_name( t ) ) ); fprintf( f, " return ((%s%s) _%s) ->%s();\n", constReturn, uent, SEL_ITEMget_dmname( t ), funcnm ); } else { /* types are not the same issue a warning */ fprintf( stderr, "WARNING: in SELECT TYPE %s: ambiguous " "attribute \"%s\" from underlying type \"%s\".\n\n", TYPEget_name( type ), attrnm, TYPEget_name( t ) ); fprintf( f, " // %s\n // attribute access function" " has a different return type\n", StrToUpper( TYPEget_name( t ) ) ); } } else /* derived attributes */ fprintf( f, " // for %s attribute is derived\n", StrToUpper( TYPEget_name( t ) ) ); } } LISTod; PRINT_BUG_REPORT /* If the return type is an enumeration class then you can\'t * return NULL. Instead I made the return type the * enumeration value. This causes a WARNING about going from * int (NULL) to the enumeration type. To get rid of the * WARNING you could add an explicit cast (using the code * commented out below. * * Another option is to have the return type be the * enumeration class and create special "NULL" instances of * the class for every enumeration. This option was not * implemented. * * kcm 28-Mar-1995 */ /* EnumName (TYPEget_name (VARget_type (a)))*/ switch( TYPEget_body( VARget_type( a ) ) -> type ) { case enumeration_: fprintf( f, " return (%s) 0;\n}\n\n", EnumName( TYPEget_name( VARget_type( a ) ) ) ); break; case boolean_: fprintf( f, " return (Boolean) 0;\n}\n\n" ); break; case logical_: fprintf( f, " return (Logical) 0;\n}\n\n" ); break; default: fprintf( f, " return 0;\n}\n\n" ); } } /** * TYPEselect_lib_print_part_three prints part 3) of the SDAI C++ binding for * a select class -- access functions for the data members of underlying entity * types. */ void TYPEselect_lib_print_part_three( const Type type, FILE * f, char * classnm ) { #define ENTITYget_type(e) ((e)->u.entity->type) char uent[BUFSIZ+1], /* name of underlying entity type */ utype[BUFSIZ+1], /* underlying type name */ attrnm [BUFSIZ+1], /* attribute name -> data member = _attrnm */ funcnm[BUFSIZ+1]; /* access function name = Attrnm */ Linked_List items = SEL_TYPEget_items( type ); /* all the items in the select type */ Linked_List attrs = SEL_TYPEgetnew_attribute_list( type ); /* list of attributes with unique names */ Entity ent = NULL; Variable uattr = NULL; /* attribute in underlying type */ fprintf( f, "\n // part 3\n" ); /* go through all the unique attributes */ LISTdo_n( attrs, a, Variable, b ) { bool putVarIsUsed = false; /* used to suppress unused var warning */ if( VARget_initializer( a ) == EXPRESSION_NULL ) { /* only do for explicit attributes */ generate_attribute_func_name( a, funcnm ); generate_attribute_name( a, attrnm ); /* strncpy (funcnm, attrnm, BUFSIZ); funcnm [0] = toupper (funcnm[0]); */ /* use the ctype since utype will be the same for all entities */ strncpy( utype, TYPEget_ctype( VARget_type( a ) ), BUFSIZ ); /* get methods */ TYPEselect_lib_part_three_getter( type, classnm, attrnm, utype, uent, funcnm, items, a, uattr, ent, f, false ); if( attrIsObj( VARget_type( a ) ) ) { TYPEselect_lib_part_three_getter( type, classnm, attrnm, utype, uent, funcnm, items, a, uattr, ent, f, true ); } /* put method */ ATTRprint_access_methods_put_head( classnm, a, f ); fprintf( f, "{\n" ); LISTdo( items, t, Type ) { if( TYPEis_entity( t ) && ( uattr = ENTITYget_named_attribute( ( ent = ENT_TYPEget_entity( t ) ), ( char * ) StrToLower( attrnm ) ) ) ) { /* for the select items which have the current attribute */ if( !multiple_inheritance ) { if( !memberOfEntPrimary( ent, uattr ) ) { /* See note for similar code segment in 1st part of fn. */ continue; } } if( ! VARis_derived( uattr ) ) { if( !strcmp( utype, TYPEget_ctype( VARget_type( uattr ) ) ) ) { /* check to make sure the underlying attribute\'s type is the same as the current attribute. */ /* if the underlying type is that item\'s type call the underlying_item\'s member function */ /* if it is the same attribute */ if( VARis_overrider( ENT_TYPEget_entity( t ), uattr ) ) { /* update attribute_func_name because is has been overrid */ generate_attribute_func_name( uattr, funcnm ); } else { generate_attribute_func_name( a, funcnm ); } strncpy( uent, TYPEget_ctype( t ), BUFSIZ ); fprintf( f, " if( CurrentUnderlyingType () == %s ) \n // %s\n", TYPEtd_name( t ), StrToUpper( TYPEget_name( t ) ) ); fprintf( f, " { ((%s) _%s) ->%s( x );\n return;\n }\n", uent, SEL_ITEMget_dmname( t ), funcnm ); putVarIsUsed = true; } else { /* warning printed above */ fprintf( f, " // for %s attribute access function" " has a different argument type\n", SEL_ITEMget_enumtype( t ) ); } } else { /* derived attributes */ fprintf( f, " // for %s attribute is derived\n", SEL_ITEMget_enumtype( t ) ); } } } LISTod; if( !putVarIsUsed ) { fprintf(f, " (void) x; //suppress unused var warning\n"); } PRINT_SELECTBUG_WARNING( f ); fprintf( f, "}\n" ); } } LISTod; LISTfree( attrs ); } /** * TYPEselect_lib_print_part_four prints part 4 of the SDAI document of a select class. */ void TYPEselect_lib_print_part_four( const Type type, FILE * f, Linked_List dups, char * n ) { char x[BUFSIZ+1]; fprintf( f, "\n // part 4\n" ); LISTdo( SEL_TYPEget_items( type ), t, Type ) { if( ( TYPEis_entity( t ) ) || ( !utype_member( dups, t, 1 ) ) ) { fprintf( f, "%s& %s::operator =( const %s& o )\n{\n" " nullify ();\n", n, n, AccessType( t ) ); if( isAggregateType( t ) ) { fprintf( f, " _%s%sShallowCopy( *o );\n", SEL_ITEMget_dmname( t ), ( ( t->u.type->body->base ) ? "->" : "." ) ); } else { fprintf( f, " _%s = o;\n", SEL_ITEMget_dmname( t ) ); } fprintf( f, " SetUnderlyingType( %s );\n", TYPEtd_name( t ) ); fprintf( f, " return *this;\n}\n\n" ); } } LISTod LISTdo( dups, t, Type ) { if( ! TYPEis_entity( t ) ) { /* entities were done already */ if( isAggregateType( t ) ) { fprintf( f, "%s& %s::operator =( const %s& o )\n{\n", n, n, AccessType( t ) ); fprintf( f, " _%s%sShallowCopy (*o);\n", SEL_ITEMget_dmname( t ), ( ( t->u.type->body->base ) ? "->" : "." ) ); } else { fprintf( f, "%s& %s::operator =( const %s& o )\n{\n", n, n, TYPEget_utype( t ) ); fprintf( f, " _%s = o;\n", SEL_ITEMget_dmname( t ) ); } fprintf( f, " underlying_type = 0; // MUST BE SET BY USER\n" ); fprintf( f, " // discriminator = UNSET\n" ); fprintf( f, " return *this;\n}\n" ); } } LISTod fprintf( f, "\n#ifndef COMPILER_DEFINES_OPERATOR_EQ\n\n" ); fprintf( f, "%s& %s::operator =( const %s_ptr& o ) {\n", n, n, n ); fprintf( f, " SDAI_Select::operator=( *o );\n"); LISTdo( SEL_TYPEget_items( type ), t, Type ) { strncpy( x, TYPEget_name( t ), BUFSIZ ); fprintf( f, " if ( o -> CurrentUnderlyingType() == %s ) {\n", TYPEtd_name( t ) ); if( TYPEis_select( t ) ) { if( utype_member( dups, t, 1 ) ) /** if in the dup list **/ fprintf( f, " _%s = &( o -> _%s );\n", SEL_ITEMget_dmname( t ), StrToLower( TYPEget_utype( t ) ) ); else fprintf( f, " _%s = &( o -> _%s );\n", SEL_ITEMget_dmname( t ), SEL_ITEMget_dmname( t ) ); } else { if( utype_member( dups, t, 1 ) ) { /** if in the dup list **/ fprintf( f, " _%s = o -> _%s;\n", SEL_ITEMget_dmname( t ), SEL_ITEMget_dmname( t ) ); /* I changed this although I'm not sure how the if and else differ */ /* StrToLower(TYPEget_utype(t)) ); */ } else { fprintf( f, " _%s = o -> _%s;\n", SEL_ITEMget_dmname( t ), SEL_ITEMget_dmname( t ) ); } } fprintf( f, " return *this;\n" ); fprintf( f, " }\n" ); } LISTod; fprintf( f, " return *this;\n}\n\n" ); fprintf( f, "SDAI_Select& %s::operator =( const SDAI_Select& o ) {\n", n ); fprintf( f, " SDAI_Select::operator=( o );\n"); LISTdo( SEL_TYPEget_items( type ), t, Type ) { strncpy( x, TYPEget_name( t ), BUFSIZ ); x[BUFSIZ-1] = '\0'; fprintf( f, " if ( o.CurrentUnderlyingType() == %s ) {\n", TYPEtd_name( t ) ); if( TYPEis_select( t ) ) { if( utype_member( dups, t, 1 ) ) /** if in the dup list **/ fprintf( f, " _%s = ( ( %s& ) o )._%s;\n", SEL_ITEMget_dmname( t ), n, SEL_ITEMget_dmname( t ) ); else fprintf( f, " _%s = &( ( ( %s& ) o )._%s );\n", SEL_ITEMget_dmname( t ), n, SEL_ITEMget_dmname( t ) ); } else { if( utype_member( dups, t, 1 ) ) /** if in the dup list **/ fprintf( f, " _%s = ( ( %s& ) o )._%s;\n", SEL_ITEMget_dmname( t ), n, SEL_ITEMget_dmname( t ) ); else fprintf( f, " _%s = ( ( %s& ) o )._%s;\n", SEL_ITEMget_dmname( t ), n, SEL_ITEMget_dmname( t ) ); } fprintf( f, " return *this;\n" ); fprintf( f, " }\n" ); } LISTod fprintf( f, " return *this;\n}\n\n" ); fprintf( f, "#endif //ndef COMPILER_DEFINES_OPERATOR_EQ\n" ); } /** * TYPEselect_init_print prints the types that belong to the select type */ void TYPEselect_init_print( const Type type, FILE * f ) { LISTdo( SEL_TYPEget_items( type ), t, Type ) fprintf( f, " %s -> Elements ().AddNode", TYPEtd_name( type ) ); fprintf( f, " (%s);\n", TYPEtd_name( t ) ); LISTod; } void TYPEselect_lib_part21( const Type type, FILE * f ) { char n[BUFSIZ+1]; /* pointers to class name(s) */ const char * dm; /* data member name */ Linked_List data_members = SELgetnew_dmlist( type ); strncpy( n, SelectName( TYPEget_name( type ) ), BUFSIZ ); n[BUFSIZ-1] = '\0'; fprintf( f, "\n\n// STEP Part 21\n" ); /* write part 21 */ fprintf( f, "\nvoid\n%s::STEPwrite_content (ostream& out, const char *" " currSch) const {\n (void)currSch;\n ", n ); /* go through the items */ LISTdo( SEL_TYPEget_items( type ), t, Type ) dm = SEL_ITEMget_dmname( t ); fprintf( f, " if (CurrentUnderlyingType () == %s) {\n", TYPEtd_name( t ) ); switch( TYPEget_body( t )->type ) { /* if it\'s a number, just print it */ case integer_: fprintf( f, " out << _%s;\n", dm ); break; case number_: case real_: fprintf( f, " WriteReal(_%s,out);\n", dm ); break; case entity_: fprintf( f, " _%s -> STEPwrite_reference (out);\n", dm ); break; case string_: case enumeration_: case logical_: case boolean_: case binary_: /* for string's, enum's, select's, and binary's it'll be embedded */ fprintf( f, " _%s.STEPwrite (out);\n", dm ); break; case select_: fprintf( f, " _%s.STEPwrite (out, currSch);\n", dm ); /* Select type needs currSch passed too. A Select writes the name of its current choice when it writes itself out (e.g. "DATA(33.5)"). Since the current choice name may depend on our current schema (it may be a schema which USEs "DATA" and renames it to "VAL"), we pass currSch. */ break; /* aggregate, array, bag, set, and list were above with string, binary, etc. moved them because they will be pointers */ case aggregate_: case array_: case bag_: case set_: case list_: default: /* otherwise it\'s a pointer */ fprintf( f, " _%s -> STEPwrite (out);\n", dm ); break; } fprintf( f, " return;\n" ); fprintf( f, " }\n" ); LISTod; PRINT_BUG_REPORT fprintf( f, "}\n" ); /* ValueType() -- get type of value stored in select */ fprintf( f, "\nBASE_TYPE\n%s::ValueType() const {\n", n ); LISTdo( SEL_TYPEget_items( type ), t, Type ) dm = SEL_ITEMget_dmname( t ); fprintf( f, " if (CurrentUnderlyingType() == %s)\n", TYPEtd_name( t ) ); switch( TYPEget_body( t )->type ) { case select_: fprintf( f, " return _%s.ValueType();\n", dm ); break; default: fprintf( f, " return %s;\n", FundamentalType( t, 0 ) ); } LISTod; PRINT_BUG_REPORT fprintf( f, " return (BASE_TYPE)0;\n}\n" ); /* STEPwrite_verbose() -- print value with specified type */ fprintf( f, "\nvoid\n%s::STEPwrite_verbose (ostream& out," " const char *currSch) const\n{\n", n ); /* Get name of typedescriptor, according to value of currSch: */ fprintf( f, " const TypeDescriptor *td = CurrentUnderlyingType();\n" ); fprintf( f, " std::string tmp;\n\n" ); fprintf( f, " if ( td ) {\n" ); fprintf( f, " // If we have a legal underlying type, get its name acc\n" ); fprintf( f, " // to the current schema.\n" ); fprintf( f, " StrToUpper( td->Name(currSch), tmp );\n" ); fprintf( f, " }\n" ); /* Next loop through the possible items: */ LISTdo( SEL_TYPEget_items( type ), t, Type ) dm = SEL_ITEMget_dmname( t ); fprintf( f, " if (td == %s) {\n", TYPEtd_name( t ) ); switch( TYPEget_body( t )->type ) { case integer_: /* fprintf(f, " out << \"%s(\" << _%s << \")\";\n else ", StrToUpper(TYPEget_name(t)), dm);*/ fprintf( f, " out << tmp << \"(\" << _%s << \")\";\n", dm ); break; case real_: case number_: fprintf( f, " out << tmp << \"(\";\n" ); fprintf( f, " WriteReal(_%s,out);\n", dm ); fprintf( f, " out << \")\";\n" ); break; case entity_: fprintf( f, " out << tmp << \"(\";\n" ); fprintf( f, " _%s -> STEPwrite_reference (out);\n", dm ); fprintf( f, " out << \")\";\n" ); break; case string_: case enumeration_: case logical_: case boolean_: case binary_: fprintf( f, " out << tmp << \"(\";\n" ); fprintf( f, " _%s.STEPwrite (out);\n", dm ); fprintf( f, " out << \")\";\n" ); break; case aggregate_: case array_: case bag_: case set_: case list_: /* Aggregates need currSch passed since they may be aggrs of sels. */ fprintf( f, " out << tmp << \"(\";\n" ); fprintf( f, " _%s%sSTEPwrite (out, currSch);\n", dm, ( ( t->u.type->body->base ) ? "->" : "." ) ); fprintf( f, " out << \")\";\n" ); break; case select_: fprintf( f, " out << tmp << \"(\";\n" ); fprintf( f, " _%s.STEPwrite_verbose (out, currSch);\n", dm ); fprintf( f, " out << \")\";\n" ); break; default: fprintf( f, " _%s -> STEPwrite (out); \n", dm ); break; } fprintf( f, " return;\n" ); fprintf( f, " }\n" ); LISTod; PRINT_BUG_REPORT fprintf( f, " return;\n}\n" ); /* Read part 21 */ fprintf( f, "\nSeverity\n%s::STEPread_content (istream& in, InstMgrBase * instances,\n" " const char *utype, int addFileId, const char *currSch)\n{\n" " (void)instances;\n (void)utype;\n (void)addFileId;\n (void)currSch;\n ", n ); /* go through the items */ LISTdo( SEL_TYPEget_items( type ), t, Type ) fprintf( f, " if (CurrentUnderlyingType () == %s) {\n", TYPEtd_name( t ) ); dm = SEL_ITEMget_dmname( t ); switch( TYPEget_body( t )->type ) { /* if it's a number, just read it */ case real_: case number_: /* since REAL and NUMBER are handled the same they both need to be included in the case stmt */ fprintf( f, " ReadReal (_%s, in, &_error, \"),\");\n" " return severity ();\n", dm ); break; case integer_: fprintf( f, " ReadInteger (_%s, in, &_error, \"),\");\n" " return severity ();\n", dm ); break; case entity_: /* if it's an entity, use Assign - done in Select class */ fprintf( f, " // set Underlying Type in Select class\n" " _%s = ReadEntityRef(in, &_error, \",)\", instances, addFileId);\n", dm ); fprintf( f, " if( _%s && ( _%s != S_ENTITY_NULL) &&\n " " ( CurrentUnderlyingType()->CanBe( _%s->eDesc ) ) ) {\n" " return severity();\n", dm, dm, dm ); fprintf( f, " } else {\n " " Error (\"Reference to instance that is not indicated type\\n\");\n" " _%s = 0;\n" " nullify ();\n" " return severity (SEVERITY_USERMSG);\n" " }\n", dm ); break; case string_: case enumeration_: case logical_: case boolean_: case binary_: fprintf( f, " _%s.STEPread (in, &_error);\n" " return severity ();\n", dm ); break; case select_: fprintf( f, " _%s.STEPread (in, &_error, instances, utype, addFileId, currSch);\n" " return severity ();\n", dm ); break; case aggregate_: case array_: case bag_: case set_: case list_: fprintf( f, " _%s%sSTEPread (in, &_error, %s -> AggrElemTypeDescriptor (),\n" " instances, addFileId, currSch);\n", dm, ( ( t->u.type->body->base ) ? "->" : "." ), TYPEtd_name( t ) ); fprintf( f, " return severity ();\n" ); break; default: fprintf( f, " _%s -> STEPread (in, &_error, instances, addFileId);\n" " return severity ();\n", dm ); break; } fprintf( f, " }\n" ); LISTod; PRINT_SELECTBUG_WARNING( f ) ; LISTfree( data_members ); fprintf( f, " return severity ();\n}\n" ); } void TYPEselect_lib_StrToVal( const Type type, FILE * f ) { char n[BUFSIZ+1]; /* pointers to class name */ Linked_List data_members = SELgetnew_dmlist( type ); int enum_cnt = 0; strncpy( n, SelectName( TYPEget_name( type ) ), BUFSIZ ); n[BUFSIZ-1] = '\0'; /* read StrToVal_content */ fprintf( f, "\nSeverity\n%s::StrToVal_content " "(const char * str, InstMgrBase * instances)" "\n{\n (void)str;\n (void)instances;\n", n ); fprintf( f, " switch (base_type) {\n" ); LISTdo( data_members, t, Type ) /* fprintf (f, " case %s : \n", FundamentalType (t, 0));*/ switch( TYPEget_body( t )->type ) { case real_: case integer_: case number_: case select_: /* if it\'s a number, use STEPread_content - done in Select class */ /* if it\'s a select, use STEPread_content - done in Select class */ /* fprintf (f, "\t// done in Select class\n\treturn SEVERITY_NULL;\n");*/ break; case entity_: /* if it\'s an entity, use AssignEntity - done in Select class */ /* fprintf (f, "\t// done in Select class\n\treturn SEVERITY_NULL;\n");*/ break; case binary_: case logical_: case boolean_: case enumeration_: if( !enum_cnt ) { /* if there\'s more than one enumeration they are done in Select class */ fprintf( f, " case %s : \n", FundamentalType( t, 0 ) ); fprintf( f, " return _%s.StrToVal (str, &_error);\n", SEL_ITEMget_dmname( t ) ); } else { fprintf( f, " // case %s : done in Select class\n", FundamentalType( t, 0 ) ); } ++enum_cnt; break; case string_: fprintf( f, " case %s : \n", FundamentalType( t, 0 ) ); fprintf( f, " return _%s.StrToVal (str);\n", SEL_ITEMget_dmname( t ) ); break; case aggregate_: case array_: case bag_: case set_: case list_: fprintf( f, " case %s : \n", FundamentalType( t, 0 ) ); fprintf( f, " return _%s%sStrToVal (str, &_error, %s -> AggrElemTypeDescriptor ());\n", SEL_ITEMget_dmname( t ), ( ( t->u.type->body->base ) ? "->" : "." ), TYPEtd_name( t ) ); break; default: /* otherwise use StrToVal on the contents to check the format */ fprintf( f, " case %s : \n", FundamentalType( t, 0 ) ); fprintf( f, " return _%s -> StrToVal (str, instances);\n", SEL_ITEMget_dmname( t ) ); } LISTod; fprintf( f, " default: // should never be here - done in Select class\n" ); PRINT_SELECTBUG_WARNING( f ) ; fprintf( f, "#ifdef __SUNCPLUSPLUS__\n" "std::cerr << str << \" \" << instances << std::endl;\n" "#endif\n" ); fprintf( f, " return SEVERITY_WARNING;\n }\n" ); LISTfree( data_members ); fprintf( f, "#ifdef __GNUG__\n" "\n return SEVERITY_NULL;\n" "#endif" "\n}\n" ); } void TYPEselect_lib_virtual( const Type type, FILE * f ) { TYPEselect_lib_part21( type, f ); TYPEselect_lib_StrToVal( type, f ); } void SELlib_print_protected( const Type type, FILE * f ) { const char * snm; /* SELECT::AssignEntity */ fprintf( f, "\nconst TypeDescriptor * \n%s::AssignEntity (SDAI_Application_instance * se)\n" "{\n (void)se;\n", SelectName( TYPEget_name( type ) ) ); /* loop through the items in the SELECT */ LISTdo( SEL_TYPEget_items( type ), t, Type ) if( TYPEis_entity( t ) ) { fprintf( f, " // %s\n" /* item name */ " if (se -> IsA (%s))\n" /* td */ " { \n" " _%s = (%s_ptr) se;\n" /* underlying data member */ /* underlying data member type */ " return SetUnderlyingType (%s);\n" /* td */ " }\n", StrToUpper( TYPEget_name( t ) ), TYPEtd_name( t ), SEL_ITEMget_dmname( t ), ClassName( TYPEget_name( t ) ), TYPEtd_name( t ) ); } if( TYPEis_select( t ) ) { fprintf( f, " // %s\n" /* item name */ " if( %s->CanBe( se->eDesc ) ) {\n" " _%s.AssignEntity (se);\n" /* underlying data member */ " return SetUnderlyingType (%s);\n" /* td */ " }\n", StrToUpper( TYPEget_name( t ) ), TYPEtd_name( t ), SEL_ITEMget_dmname( t ), TYPEtd_name( t ) ); } LISTod; fprintf( f, " // should never be here - done in Select class\n" ); PRINT_SELECTBUG_WARNING( f ) ; fprintf( f, "#ifdef __SUNCPLUSPLUS__\n" " std::cerr << se -> EntityName () << std::endl;\n" "#endif\n" " return 0;\n}\n" ); /* SELECT::NewSelect */ snm = SelectName( TYPEget_name( type ) ); fprintf( f, "\nSDAI_Select * \n%s::NewSelect ()\n{\n", snm ); fprintf( f, " %s * tmp = new %s();\n", snm, snm ); fprintf( f, " return tmp;\n}\n" ); } /** * TYPEselect_lib_print prints the member functions (definitions) of a select class. */ void TYPEselect_lib_print( const Type type, FILE * f ) { char n[BUFSIZ+1], m[BUFSIZ+1]; const char * z; /* pointers to class name(s) */ Linked_List dups; int dup_result; dup_result = find_duplicate_list( type, &dups ); strncpy( n, SelectName( TYPEget_name( type ) ), BUFSIZ ); fprintf( f, "\n////////// SELECT TYPE %s\n", TYPEget_name( type ) ); SELlib_print_protected( type, f ) ; TYPEselect_lib_virtual( type, f ); TYPEselect_lib_print_part_one( type, f, dups, n ); fprintf( f, "\n // part 2\n" ); LISTdo( SEL_TYPEget_items( type ), t, Type ) { if( TYPEis_entity( t ) ) { /* if an entity */ fprintf( f, "%s::operator %s_ptr()\n{\n", n, ClassName( TYPEget_name( t ) ) ); fprintf( f, " if( CurrentUnderlyingType () == %s )\n", TYPEtd_name( t ) ); fprintf( f, " return ((%s_ptr) _%s);\n", ClassName( TYPEget_name( t ) ), SEL_ITEMget_dmname( t ) ); PRINT_SELECTBUG_WARNING( f ); fprintf( f, " return NULL;\n}\n\n" ); } else if( !utype_member( dups, t, 1 ) ) { /** if not in the dup list **/ fprintf( f, "%s::operator %s()\n{\n", n, AccessType( t ) ); fprintf( f, " if( CurrentUnderlyingType () == %s )\n", TYPEtd_name( t ) ); fprintf( f, " return %s _%s;\n", ( ( TYPEis_select( t ) ) ? "&" : "" ), SEL_ITEMget_dmname( t ) ); fprintf( f, "\n severity( SEVERITY_WARNING );\n" ); fprintf( f, " Error( \"Underlying type is not %s\" );\n", AccessType( t ) ); PRINT_SELECTBUG_WARNING( f ) ; if( TYPEis_boolean( t ) || TYPEis_logical( t ) ) { fprintf( f, " return (%s)0;\n}\n\n", TYPEget_utype( t ) ); } else { fprintf( f, " return 0;\n}\n\n" ); } } } LISTod LISTdo( dups, t, Type ) { if( ! TYPEis_entity( t ) ) { /* entities were done already */ fprintf( f, "%s::operator %s()\n{\n", n, ( TYPEis_aggregate( t ) || TYPEis_select( t ) ) ? AccessType( t ) : TYPEget_utype( t ) ); strncpy( m, TYPEget_utype( t ), BUFSIZ ); /**** MUST CHANGE FOR multiple big types ****/ LISTdo_n( SEL_TYPEget_items( type ), x, Type, b ) { if( ( strcmp( m, TYPEget_utype( x ) ) == 0 ) || ( compareOrigTypes( t, x ) ) ) { /* If this is one of the dups. compareOrigTypes checks if x\'s type is a rename of t\'s (see comments there). */ fprintf( f, " if( CurrentUnderlyingType () == %s )\n", TYPEtd_name( x ) ); fprintf( f, " return %s _%s;\n", ( ( TYPEis_select( x ) ) ? "&" : "" ), SEL_ITEMget_dmname( x ) ); } } LISTod fprintf( f, "\n severity( SEVERITY_WARNING );\n" ); fprintf( f, " Error( \"Underlying type is not %s\" );\n", TYPEis_aggregate( t ) ? AccessType( t ) : TYPEget_utype( t ) ); PRINT_SELECTBUG_WARNING( f ) ; fprintf( f, " return (%s)0;\n}\n\n", TYPEis_aggregate( t ) ? AccessType( t ) : TYPEget_utype( t ) ); /* fprintf( f, " return NULL;\n}\n\n" ); */ } } LISTod TYPEselect_lib_print_part_three( type, f, n ); TYPEselect_lib_print_part_four( type, f, dups, n ); fprintf( f, "\n // part 5\n" ); LISTdo( SEL_TYPEget_items( type ), t, Type ) z = FirstToUpper( TYPEget_name( t ) ); fprintf( f, "Logical %s::Is%s() const\n{\n", n, z ); fprintf( f, " if( !exists() )\n" ); fprintf( f, " return LUnknown;\n" ); fprintf( f, " if( CurrentUnderlyingType () == %s )\n", TYPEtd_name( t ) ); fprintf( f, " return LTrue;\n" ); fprintf( f, " return LFalse;\n}\n\n" ); LISTod; #ifdef UNDERLYINGTYPE fprintf( f, "\n // part 6\n" ); fprintf( f, "SDAI_String %s::UnderlyingTypeName() const\n{\n", n ); fprintf( f, " if( exists() )\n" ); fprintf( f, " {\n" ); LISTdo( SEL_TYPEget_items( type ), t, Type ) fprintf( f, " if( CurrentUnderlyingType () == %s )\n", TYPEtd_name( t ) ); if( TYPEis_entity( t ) ) fprintf( f, " return( _%s->Name() );\n" StrToLower( TYPEget_name( t ) ) ); else { fprintf( f, " return( \"%s\" );\n", TYPEget_utype( t ) ); } LISTod; fprintf( f, " }\n return NULL;\n}\n\n" ); fprintf( f, "const EntityDescriptor * %s::CurrentUnderlyingType()\n{\n", n ); fprintf( f, " if( exists() )\n" ); fprintf( f, " {\n" ); LISTdo( SEL_TYPEget_items( type ), t, Type ) if( TYPEis_entity( t ) ) { fprintf( f, " if( discriminator == %s )\n", SEL_ITEMget_enumtype( t ) ); fprintf( f, " return( _%s->eDesc );\n", SEL_ITEMget_dmname( t ) ); } LISTod; fprintf( f, " }\n return NULL;\n}\n\n" ); #endif if( dup_result ) { fprintf( f, "\n // part 7\n" ); fprintf( f, "const TypeDescriptor * \n" "%s::SetUnderlyingType (const TypeDescriptor * td)\n{\n" " return " BASE_SELECT "::SetUnderlyingType (td);\n}\n", n ); } #ifdef PART8 fprintf( f, "\n // part 8\n" ); fprintf( f, "%s* %s::operator->()\n", n, n ); fprintf( f, "{\n return this;\n}\n" ); #endif LISTfree( dups ); fprintf( f, "////////// END SELECT TYPE %s\n\n", n ); } void TYPEselect_print( Type t, FILES * files, Schema schema ) { SelectTag tag, tmp; Type i, bt; /* type of elements in an aggregate */ char nm[BUFSIZ+1], tdnm[BUFSIZ+1]; FILE * inc = files->inc; /* if type is already marked, return */ if( ( tmp = ( SelectTag ) TYPEget_clientData( t ) ) ) { if( ( tmp ->started ) && ( ! tmp ->complete ) ) fprintf( stderr, "WARNING: SELECT type %s causes circular references\n", TYPEget_name( t ) ); return; } /* mark the type as being processed */ tag = ( SelectTag ) malloc( sizeof( struct SelectTag_ ) ); tag -> started = 1; tag -> complete = 0; TYPEput_clientData( t, ( ClientData ) tag ); /* Check if we're a renamed type, e.g., TYPE B (sel) = A. If so, if A has been defined, we process B differently (with a couple of typedef's - some are printed in files->classes rather than here). If A has not been defined, we must recurse. */ if( ( i = TYPEget_ancestor( t ) ) != NULL ) { if( !TYPEget_clientData( i ) ) { TYPEselect_print( i, files, schema ); } strncpy( nm, SelectName( TYPEget_name( t ) ), BUFSIZ ); strncpy( tdnm, TYPEtd_name( t ), BUFSIZ ); fprintf( inc, "typedef %s * %sH;\n", nm, nm ); fprintf( inc, "typedef %s_ptr * %s_var;\n", nm, nm ); /* Below are specialized create functions for the renamed sel type (both single and aggregate). The functions call the original sel's con- structor, passing the new sel's typedescriptor to create a hybrid entity - the original select pointing to a new typedesc. These fns give the user an easy way to create the renamed type properly. */ fprintf( inc, "inline SDAI_Select *\ncreate_%s ()", nm ); fprintf( inc, " { return new %s( %s ); }\n\n", nm, tdnm ); fprintf( inc, "inline STEPaggregate *\ncreate_%s_agg ()", nm ); fprintf( inc, " { return new %s_agg( %s ); }\n\n", nm, tdnm ); return; } LISTdo( SEL_TYPEget_items( t ), ii, Type ) { /* check the items for select types */ /* and do the referenced select types first */ /* check aggregates too */ /* set ii to the bt and catch in next ifs */ if( isAggregateType( ii ) ) { bt = TYPEget_base_type( ii ); /* DAR - corrected - prev'ly above line retrieved non-aggr base type. But unnec - we only need the item defined if it's a select or a 1D aggregate. If bt is also an aggr, we go on. */ if( TYPEis_select( bt ) ) { ii = bt; } else if( TYPEis_entity( bt ) ) { ii = bt; } } if( TYPEis_select( ii ) && !TYPEget_clientData( ii ) ) { TYPEselect_print( ii, files, schema ); } /* NOTE - there was a bug here because above if did not take into account that ii came from a different schema (and above loop would have printed it here!). Taken care of by code in multpass.c which would not allow us to get this far (wouldn't have called the type_print() fn's) if a select has members in other schemas which haven't been processed. So, now by definition ii must have been processed already if it's in another schema. So the above if will only reorder the printing of the sel's in this schema, which is the intent. DAR */ } LISTod TYPEPrint(t, files, schema ); /* TYPEselect_inc_print( t, files -> inc ); */ /* TYPEselect_lib_print( t, files -> lib ); */ /* TYPEselect_init_print (t, files -> init, schema); DAR - moved to TYPEprint_init() - to keep init info together. */ tag -> complete = 1; free( tag ); } #undef BASE_SELECT /************************************************************************** ******** END of SELECT TYPE **************************************************************************/