/* * itclInt.h -- * * This file contains internal definitions for the C-implemented part of a * Itcl * * Copyright (c) 2007 by Arnulf P. Wiedemann * * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. */ #ifdef HAVE_UNISTD_H #include #endif #ifdef HAVE_STDINT_H #include #endif #include /* * Used to tag functions that are only to be visible within the module being * built and not outside it (where this is supported by the linker). */ #ifndef MODULE_SCOPE # ifdef __cplusplus # define MODULE_SCOPE extern "C" # else # define MODULE_SCOPE extern # endif #endif #include #include #include #include "itcl.h" #include "itclMigrate2TclCore.h" #include "itclTclIntStubsFcn.h" /* * Utility macros: STRINGIFY takes an argument and wraps it in "" (double * quotation marks). */ #ifndef STRINGIFY # define STRINGIFY(x) STRINGIFY1(x) # define STRINGIFY1(x) #x #endif /* * MSVC 8.0 started to mark many standard C library functions depreciated * including the *printf family and others. Tell it to shut up. * (_MSC_VER is 1200 for VC6, 1300 or 1310 for vc7.net, 1400 for 8.0) */ #if defined(_MSC_VER) # pragma warning(disable:4244) # if _MSC_VER >= 1400 # pragma warning(disable:4267) # pragma warning(disable:4996) # endif #endif #ifndef JOIN # define JOIN(a,b) JOIN1(a,b) # define JOIN1(a,b) a##b #endif #ifndef TCL_UNUSED # if defined(__cplusplus) # define TCL_UNUSED(T) T # elif defined(__GNUC__) && (__GNUC__ > 2) # define TCL_UNUSED(T) T JOIN(dummy, __LINE__) __attribute__((unused)) # else # define TCL_UNUSED(T) T JOIN(dummy, __LINE__) # endif #endif #if TCL_MAJOR_VERSION == 8 # define ITCL_Z_MODIFIER "" #else # define ITCL_Z_MODIFIER TCL_Z_MODIFIER #endif /* * Since the Tcl/Tk distribution doesn't perform any asserts, * dynamic loading can fail to find the __assert function. * As a workaround, we'll include our own. */ #undef assert #if defined(NDEBUG) && !defined(DEBUG) #define assert(EX) ((void)0) #else /* !NDEBUG || DEBUG */ #define assert(EX) (void)((EX) || (Itcl_Assert(STRINGIFY(EX), __FILE__, __LINE__), 0)) #endif #define ITCL_INTERP_DATA "itcl_data" #define ITCL_TK_VERSION "8.6" /* * Convenience macros for iterating through hash tables. FOREACH_HASH_DECLS * sets up the declarations needed for the main macro, FOREACH_HASH, which * does the actual iteration. FOREACH_HASH_VALUE is a restricted version that * only iterates over values. */ #define FOREACH_HASH_DECLS \ Tcl_HashEntry *hPtr;Tcl_HashSearch search #define FOREACH_HASH(key,val,tablePtr) \ for(hPtr=Tcl_FirstHashEntry((tablePtr),&search); hPtr!=NULL ? \ (*(void **)&(key)=Tcl_GetHashKey((tablePtr),hPtr),\ *(void **)&(val)=Tcl_GetHashValue(hPtr),1):0; hPtr=Tcl_NextHashEntry(&search)) #define FOREACH_HASH_VALUE(val,tablePtr) \ for(hPtr=Tcl_FirstHashEntry((tablePtr),&search); hPtr!=NULL ? \ (*(void **)&(val)=Tcl_GetHashValue(hPtr),1):0;hPtr=Tcl_NextHashEntry(&search)) /* * What sort of size of things we like to allocate. */ #define ALLOC_CHUNK 8 #define ITCL_INT_NAMESPACE ITCL_NAMESPACE"::internal" #define ITCL_INTDICTS_NAMESPACE ITCL_INT_NAMESPACE"::dicts" #define ITCL_VARIABLES_NAMESPACE ITCL_INT_NAMESPACE"::variables" #define ITCL_COMMANDS_NAMESPACE ITCL_INT_NAMESPACE"::commands" typedef struct ItclFoundation { Itcl_Stack methodCallStack; Tcl_Command dispatchCommand; } ItclFoundation; typedef struct ItclArgList { struct ItclArgList *nextPtr; /* pointer to next argument */ Tcl_Obj *namePtr; /* name of the argument */ Tcl_Obj *defaultValuePtr; /* default value or NULL if none */ } ItclArgList; /* * Common info for managing all known objects. * Each interpreter has one of these data structures stored as * clientData in the "itcl" namespace. It is also accessible * as associated data via the key ITCL_INTERP_DATA. */ struct ItclClass; struct ItclObject; struct ItclMemberFunc; struct EnsembleInfo; struct ItclDelegatedOption; struct ItclDelegatedFunction; typedef struct ItclObjectInfo { Tcl_Interp *interp; /* interpreter that manages this info */ Tcl_HashTable objects; /* list of all known objects key is * ioPtr */ Tcl_HashTable objectCmds; /* list of known objects using accessCmd */ Tcl_HashTable unused5; /* list of known objects using namePtr */ Tcl_HashTable classes; /* list of all known classes, * key is iclsPtr */ Tcl_HashTable nameClasses; /* maps from fullNamePtr to iclsPtr */ Tcl_HashTable namespaceClasses; /* maps from nsPtr to iclsPtr */ Tcl_HashTable procMethods; /* maps from procPtr to mFunc */ Tcl_HashTable instances; /* maps from instanceNumber to ioPtr */ Tcl_HashTable unused8; /* maps from ioPtr to instanceNumber */ Tcl_HashTable frameContext; /* maps frame to context stack */ Tcl_HashTable classTypes; /* maps from class type i.e. "widget" * to define value i.e. ITCL_WIDGET */ int protection; /* protection level currently in effect */ int useOldResolvers; /* whether to use the "old" style * resolvers or the CallFrame resolvers */ Itcl_Stack clsStack; /* stack of class definitions currently * being parsed */ Itcl_Stack unused; /* Removed */ Itcl_Stack unused6; /* obsolete field */ struct ItclObject *currIoPtr; /* object currently being constructed * set only during calling of constructors * otherwise NULL */ Tcl_ObjectMetadataType *class_meta_type; /* type for getting the Itcl class info * from a TclOO Tcl_Object */ const Tcl_ObjectMetadataType *object_meta_type; /* type for getting the Itcl object info * from a TclOO Tcl_Object */ Tcl_Object clazzObjectPtr; /* the root object of Itcl */ Tcl_Class clazzClassPtr; /* the root class of Itcl */ struct EnsembleInfo *ensembleInfo; struct ItclClass *currContextIclsPtr; /* context class for delegated option * handling */ int currClassFlags; /* flags for the class just in creation */ int buildingWidget; /* set if in construction of a widget */ Tcl_Size unparsedObjc; /* number options not parsed by ItclExtendedConfigure/-Cget function */ Tcl_Obj **unparsedObjv; /* options not parsed by ItclExtendedConfigure/-Cget function */ int functionFlags; /* used for creating of ItclMemberCode */ int unused7; struct ItclDelegatedOption *currIdoPtr; /* the current delegated option info */ int inOptionHandling; /* used to indicate for type/widget ... * that there is an option processing * and methods are allowed to be called */ /* these are the Tcl_Obj Ptrs for the clazz unknown procedure */ /* need to store them to be able to free them at the end */ int itclWidgetInitted; /* set to 1 if itclWidget.tcl has already * been called */ int itclHullCmdsInitted; /* set to 1 if itclHullCmds.tcl has already * been called */ Tcl_Obj *unused2; Tcl_Obj *unused3; Tcl_Obj *unused4; Tcl_Obj *infoVarsPtr; Tcl_Obj *unused9; Tcl_Obj *infoVars4Ptr; Tcl_Obj *typeDestructorArgumentPtr; struct ItclObject *lastIoPtr; /* last object constructed */ Tcl_Command infoCmd; } ItclObjectInfo; typedef struct EnsembleInfo { Tcl_HashTable ensembles; /* list of all known ensembles */ Tcl_HashTable subEnsembles; /* list of all known subensembles */ Tcl_Size numEnsembles; Tcl_Namespace *ensembleNsPtr; } EnsembleInfo; /* * Representation for each [incr Tcl] class. */ #define ITCL_CLASS 0x1 #define ITCL_TYPE 0x2 #define ITCL_WIDGET 0x4 #define ITCL_WIDGETADAPTOR 0x8 #define ITCL_ECLASS 0x10 #define ITCL_NWIDGET 0x20 #define ITCL_WIDGET_FRAME 0x40 #define ITCL_WIDGET_LABEL_FRAME 0x80 #define ITCL_WIDGET_TOPLEVEL 0x100 #define ITCL_WIDGET_TTK_FRAME 0x200 #define ITCL_WIDGET_TTK_LABEL_FRAME 0x400 #define ITCL_WIDGET_TTK_TOPLEVEL 0x800 #define ITCL_CLASS_IS_DELETED 0x1000 #define ITCL_CLASS_IS_DESTROYED 0x2000 #define ITCL_CLASS_NS_IS_DESTROYED 0x4000 #define ITCL_CLASS_IS_RENAMED 0x8000 /* unused */ #define ITCL_CLASS_IS_FREED 0x10000 #define ITCL_CLASS_DERIVED_RELEASED 0x20000 #define ITCL_CLASS_NS_TEARDOWN 0x40000 #define ITCL_CLASS_NO_VARNS_DELETE 0x80000 #define ITCL_CLASS_SHOULD_VARNS_DELETE 0x100000 #define ITCL_CLASS_DESTRUCTOR_CALLED 0x400000 typedef struct ItclClass { Tcl_Obj *namePtr; /* class name */ Tcl_Obj *fullNamePtr; /* fully qualified class name */ Tcl_Interp *interp; /* interpreter that manages this info */ Tcl_Namespace *nsPtr; /* namespace representing class scope */ Tcl_Command accessCmd; /* access command for creating instances */ Tcl_Command thisCmd; /* needed for deletion of class */ struct ItclObjectInfo *infoPtr; /* info about all known objects * and other stuff like stacks */ Itcl_List bases; /* list of base classes */ Itcl_List derived; /* list of all derived classes */ Tcl_HashTable heritage; /* table of all base classes. Look up * by pointer to class definition. This * provides fast lookup for inheritance * tests. */ Tcl_Obj *initCode; /* initialization code for new objs */ Tcl_HashTable variables; /* definitions for all data members in this class. Look up simple string names and get back ItclVariable* ptrs */ Tcl_HashTable options; /* definitions for all option members in this class. Look up simple string names and get back ItclOption* ptrs */ Tcl_HashTable components; /* definitions for all component members in this class. Look up simple string names and get back ItclComponent* ptrs */ Tcl_HashTable functions; /* definitions for all member functions in this class. Look up simple string names and get back ItclMemberFunc* ptrs */ Tcl_HashTable delegatedOptions; /* definitions for all delegated options in this class. Look up simple string names and get back ItclDelegatedOption * ptrs */ Tcl_HashTable delegatedFunctions; /* definitions for all delegated methods or procs in this class. Look up simple string names and get back ItclDelegatedFunction * ptrs */ Tcl_HashTable methodVariables; /* definitions for all methodvariable members in this class. Look up simple string names and get back ItclMethodVariable* ptrs */ Tcl_Size numInstanceVars; /* number of instance vars in variables table */ Tcl_HashTable classCommons; /* used for storing variable namespace * string for Tcl_Resolve */ Tcl_HashTable resolveVars; /* all possible names for variables in * this class (e.g., x, foo::x, etc.) */ Tcl_HashTable resolveCmds; /* all possible names for functions in * this class (e.g., x, foo::x, etc.) */ Tcl_HashTable contextCache; /* cache for function contexts */ struct ItclMemberFunc *unused2; /* the class constructor or NULL */ struct ItclMemberFunc *unused3; /* the class destructor or NULL */ struct ItclMemberFunc *unused1; Tcl_Resolve *resolvePtr; Tcl_Obj *widgetClassPtr; /* class name for widget if class is a * ::itcl::widget */ Tcl_Obj *hullTypePtr; /* hulltype name for widget if class is a * ::itcl::widget */ Tcl_Object oPtr; /* TclOO class object */ Tcl_Class clsPtr; /* TclOO class */ Tcl_Size numCommons; /* number of commons in this class */ Tcl_Size numVariables; /* number of variables in this class */ Tcl_Size numOptions; /* number of options in this class */ Tcl_Size unique; /* unique number for #auto generation */ int flags; /* maintains class status */ Tcl_Size callRefCount; /* prevent deleting of class if refcount>1 */ Tcl_Obj *typeConstructorPtr; /* initialization for types */ int destructorHasBeenCalled; /* prevent multiple invocations of destrcutor */ Tcl_Size refCount; } ItclClass; typedef struct ItclHierIter { ItclClass *current; /* current position in hierarchy */ Itcl_Stack stack; /* stack used for traversal */ } ItclHierIter; #define ITCL_OBJECT_IS_DELETED 0x01 #define ITCL_OBJECT_IS_DESTRUCTED 0x02 #define ITCL_OBJECT_IS_DESTROYED 0x04 #define ITCL_OBJECT_IS_RENAMED 0x08 #define ITCL_OBJECT_CLASS_DESTRUCTED 0x10 #define ITCL_TCLOO_OBJECT_IS_DELETED 0x20 #define ITCL_OBJECT_DESTRUCT_ERROR 0x40 #define ITCL_OBJECT_SHOULD_VARNS_DELETE 0x80 #define ITCL_OBJECT_ROOT_METHOD 0x8000 /* * Representation for each [incr Tcl] object. */ typedef struct ItclObject { ItclClass *iclsPtr; /* most-specific class */ Tcl_Command accessCmd; /* object access command */ Tcl_HashTable *constructed; /* temp storage used during construction */ Tcl_HashTable *destructed; /* temp storage used during destruction */ Tcl_HashTable objectVariables; /* used for storing Tcl_Var entries for * variable resolving, key is ivPtr of * variable, value is varPtr */ Tcl_HashTable objectOptions; /* definitions for all option members in this object. Look up option namePtr names and get back ItclOption* ptrs */ Tcl_HashTable objectComponents; /* definitions for all component members in this object. Look up component namePtr names and get back ItclComponent* ptrs */ Tcl_HashTable objectMethodVariables; /* definitions for all methodvariable members in this object. Look up methodvariable namePtr names and get back ItclMethodVariable* ptrs */ Tcl_HashTable objectDelegatedOptions; /* definitions for all delegated option members in this object. Look up option namePtr names and get back ItclOption* ptrs */ Tcl_HashTable objectDelegatedFunctions; /* definitions for all delegated function members in this object. Look up function namePtr names and get back ItclMemberFunc * ptrs */ Tcl_HashTable contextCache; /* cache for function contexts */ Tcl_Obj *namePtr; Tcl_Obj *origNamePtr; /* the original name before any rename */ Tcl_Obj *createNamePtr; /* the temp name before any rename * mostly used for widgetadaptor * because that hijackes the name * often when installing the hull */ Tcl_Interp *interp; ItclObjectInfo *infoPtr; Tcl_Obj *varNsNamePtr; Tcl_Object oPtr; /* the TclOO object */ Tcl_Resolve *resolvePtr; int flags; Tcl_Size callRefCount; /* prevent deleting of object if refcount > 1 */ Tcl_Obj *hullWindowNamePtr; /* the window path name for the hull * (before renaming in installhull) */ int destructorHasBeenCalled; /* is set when the destructor is called * to avoid callin destructor twice */ int noComponentTrace; /* don't call component traces if * setting components in DelegationInstall */ int hadConstructorError; /* needed for multiple calls of CallItclObjectCmd */ } ItclObject; #define ITCL_IGNORE_ERRS 0x002 /* useful for construction/destruction */ typedef struct ItclResolveInfo { int flags; ItclClass *iclsPtr; ItclObject *ioPtr; } ItclResolveInfo; #define ITCL_RESOLVE_CLASS 0x01 #define ITCL_RESOLVE_OBJECT 0x02 /* * Implementation for any code body in an [incr Tcl] class. */ typedef struct ItclMemberCode { int flags; /* flags describing implementation */ Tcl_Size argcount; /* number of args in arglist */ Tcl_Size maxargcount; /* max number of args in arglist */ Tcl_Obj *usagePtr; /* usage string for error messages */ Tcl_Obj *argumentPtr; /* the function arguments */ Tcl_Obj *bodyPtr; /* the function body */ ItclArgList *argListPtr; /* the parsed arguments */ union { Tcl_CmdProc *argCmd; /* (argc,argv) C implementation */ Tcl_ObjCmdProc *objCmd; /* (objc,objv) C implementation */ } cfunc; void *clientData; /* client data for C implementations */ } ItclMemberCode; /* * Flag bits for ItclMemberCode: */ #define ITCL_IMPLEMENT_NONE 0x001 /* no implementation */ #define ITCL_IMPLEMENT_TCL 0x002 /* Tcl implementation */ #define ITCL_IMPLEMENT_ARGCMD 0x004 /* (argc,argv) C implementation */ #define ITCL_IMPLEMENT_OBJCMD 0x008 /* (objc,objv) C implementation */ #define ITCL_IMPLEMENT_C 0x00c /* either kind of C implementation */ #define Itcl_IsMemberCodeImplemented(mcode) \ (((mcode)->flags & ITCL_IMPLEMENT_NONE) == 0) /* * Flag bits for ItclMember: functions and variables */ #define ITCL_COMMON 0x010 /* non-zero => is a "proc" or common * variable */ /* * Flag bits for ItclMember: functions */ #define ITCL_CONSTRUCTOR 0x020 /* non-zero => is a constructor */ #define ITCL_DESTRUCTOR 0x040 /* non-zero => is a destructor */ #define ITCL_ARG_SPEC 0x080 /* non-zero => has an argument spec */ #define ITCL_BODY_SPEC 0x100 /* non-zero => has an body spec */ #define ITCL_BUILTIN 0x400 /* non-zero => built-in method */ #define ITCL_COMPONENT 0x800 /* non-zero => component */ #define ITCL_TYPE_METHOD 0x1000 /* non-zero => typemethod */ #define ITCL_METHOD 0x2000 /* non-zero => method */ /* * Flag bits for ItclMember: variables */ #define ITCL_THIS_VAR 0x20 /* non-zero => built-in "this" variable */ #define ITCL_OPTIONS_VAR 0x40 /* non-zero => built-in "itcl_options" * variable */ #define ITCL_TYPE_VAR 0x80 /* non-zero => built-in "type" variable */ /* no longer used ??? */ #define ITCL_SELF_VAR 0x100 /* non-zero => built-in "self" variable */ #define ITCL_SELFNS_VAR 0x200 /* non-zero => built-in "selfns" * variable */ #define ITCL_WIN_VAR 0x400 /* non-zero => built-in "win" variable */ #define ITCL_COMPONENT_VAR 0x800 /* non-zero => component variable */ #define ITCL_HULL_VAR 0x1000 /* non-zero => built-in "itcl_hull" * variable */ #define ITCL_OPTION_READONLY 0x2000 /* non-zero => readonly */ #define ITCL_VARIABLE 0x4000 /* non-zero => normal variable */ #define ITCL_TYPE_VARIABLE 0x8000 /* non-zero => typevariable */ #define ITCL_OPTION_INITTED 0x10000 /* non-zero => option has been initialized */ #define ITCL_OPTION_COMP_VAR 0x20000 /* variable to collect option components of extendedclass */ /* * Instance components. */ struct ItclVariable; typedef struct ItclComponent { Tcl_Obj *namePtr; /* member name */ struct ItclVariable *ivPtr; /* variable for this component */ int flags; int haveKeptOptions; Tcl_HashTable keptOptions; /* table of options to keep */ } ItclComponent; #define ITCL_COMPONENT_INHERIT 0x01 #define ITCL_COMPONENT_PUBLIC 0x02 typedef struct ItclDelegatedFunction { Tcl_Obj *namePtr; ItclComponent *icPtr; Tcl_Obj *asPtr; Tcl_Obj *usingPtr; Tcl_HashTable exceptions; int flags; } ItclDelegatedFunction; /* * Representation of member functions in an [incr Tcl] class. */ typedef struct ItclMemberFunc { Tcl_Obj* namePtr; /* member name */ Tcl_Obj* fullNamePtr; /* member name with "class::" qualifier */ ItclClass* iclsPtr; /* class containing this member */ int protection; /* protection level */ int flags; /* flags describing member (see above) */ ItclObjectInfo *infoPtr; ItclMemberCode *codePtr; /* code associated with member */ Tcl_Command accessCmd; /* Tcl command installed for this function */ Tcl_Size argcount; /* number of args in arglist */ Tcl_Size maxargcount; /* max number of args in arglist */ Tcl_Obj *usagePtr; /* usage string for error messages */ Tcl_Obj *argumentPtr; /* the function arguments */ Tcl_Obj *builtinArgumentPtr; /* the function arguments for builtin functions */ Tcl_Obj *origArgsPtr; /* the argument string of the original definition */ Tcl_Obj *bodyPtr; /* the function body */ ItclArgList *argListPtr; /* the parsed arguments */ ItclClass *declaringClassPtr; /* the class which declared the method/proc */ void *tmPtr; /* TclOO methodPtr */ ItclDelegatedFunction *idmPtr; /* if the function is delegated != NULL */ } ItclMemberFunc; /* * Instance variables. */ typedef struct ItclVariable { Tcl_Obj *namePtr; /* member name */ Tcl_Obj *fullNamePtr; /* member name with "class::" qualifier */ ItclClass *iclsPtr; /* class containing this member */ ItclObjectInfo *infoPtr; ItclMemberCode *codePtr; /* code associated with member */ Tcl_Obj *init; /* initial value */ Tcl_Obj *arrayInitPtr; /* initial value if variable should be array */ int protection; /* protection level */ int flags; /* flags describing member (see below) */ int initted; /* is set when first time initted, to check * for example itcl_hull var, which can be only * initialized once */ } ItclVariable; struct ItclOption; typedef struct ItclDelegatedOption { Tcl_Obj *namePtr; Tcl_Obj *resourceNamePtr; Tcl_Obj *classNamePtr; struct ItclOption *ioptPtr; /* the option name or null for "*" */ ItclComponent *icPtr; /* the component where the delegation goes * to */ Tcl_Obj *asPtr; Tcl_HashTable exceptions; /* exceptions from delegation */ } ItclDelegatedOption; /* * Instance options. */ typedef struct ItclOption { /* within a class hierarchy there must be only * one option with the same name !! */ Tcl_Obj *namePtr; /* member name */ Tcl_Obj *fullNamePtr; /* member name with "class::" qualifier */ Tcl_Obj *resourceNamePtr; Tcl_Obj *classNamePtr; ItclClass *iclsPtr; /* class containing this member */ int protection; /* protection level */ int flags; /* flags describing member (see below) */ ItclMemberCode *codePtr; /* code associated with member */ Tcl_Obj *defaultValuePtr; /* initial value */ Tcl_Obj *cgetMethodPtr; Tcl_Obj *cgetMethodVarPtr; Tcl_Obj *configureMethodPtr; Tcl_Obj *configureMethodVarPtr; Tcl_Obj *validateMethodPtr; Tcl_Obj *validateMethodVarPtr; ItclDelegatedOption *idoPtr; /* if the option is delegated != NULL */ } ItclOption; /* * Instance methodvariables. */ typedef struct ItclMethodVariable { Tcl_Obj *namePtr; /* member name */ Tcl_Obj *fullNamePtr; /* member name with "class::" qualifier */ ItclClass *iclsPtr; /* class containing this member */ int protection; /* protection level */ int flags; /* flags describing member (see below) */ Tcl_Obj *defaultValuePtr; Tcl_Obj *callbackPtr; } ItclMethodVariable; #define VAR_TYPE_VARIABLE 1 #define VAR_TYPE_COMMON 2 #define CMD_TYPE_METHOD 1 #define CMD_TYPE_PROC 2 typedef struct ItclClassCmdInfo { int type; int protection; #if TCL_MAJOR_VERSION == 8 int cmdNum; /* not actually used */ #endif Tcl_Namespace *nsPtr; Tcl_Namespace *declaringNsPtr; } ItclClassCmdInfo; /* * Instance variable lookup entry. */ typedef struct ItclVarLookup { ItclVariable* ivPtr; /* variable definition */ int usage; /* number of uses for this record */ int accessible; /* non-zero => accessible from class with * this lookup record in its resolveVars */ char *leastQualName; /* simplist name for this variable, with * the fewest qualifiers. This string is * taken from the resolveVars table, so * it shouldn't be freed. */ Tcl_Size varNum; Tcl_Var varPtr; } ItclVarLookup; /* * Instance command lookup entry. */ typedef struct ItclCmdLookup { ItclMemberFunc* imPtr; /* function definition */ #if TCL_MAJOR_VERSION == 8 int cmdNum; /* not actually used */ #endif ItclClassCmdInfo *classCmdInfoPtr; Tcl_Command cmdPtr; } ItclCmdLookup; typedef struct ItclCallContext { int objectFlags; Tcl_Namespace *nsPtr; ItclObject *ioPtr; ItclMemberFunc *imPtr; Tcl_Size refCount; } ItclCallContext; /* * The macro below is used to modify a "char" value (e.g. by casting * it to an unsigned character) so that it can be used safely with * macros such as isspace. */ #define UCHAR(c) ((unsigned char) (c)) /* * Macros used to cast between pointers and integers (e.g. when storing an int * in ClientData), on 64-bit architectures they avoid gcc warning about "cast * to/from pointer from/to integer of different size". */ #if !defined(INT2PTR) # define INT2PTR(p) ((void *)(ptrdiff_t)(p)) #endif #if !defined(PTR2INT) # define PTR2INT(p) ((ptrdiff_t)(p)) #endif #ifdef ITCL_DEBUG MODULE_SCOPE int _itcl_debug_level; MODULE_SCOPE void ItclShowArgs(int level, const char *str, size_t objc, Tcl_Obj *const *objv); #else #define ItclShowArgs(a,b,c,d) do {(void)(c);(void)(d);} while(0) #endif MODULE_SCOPE Tcl_ObjCmdProc ItclCallCCommand; MODULE_SCOPE Tcl_ObjCmdProc ItclObjectUnknownCommand; MODULE_SCOPE int ItclCheckCallProc(void *clientData, Tcl_Interp *interp, Tcl_ObjectContext contextPtr, Tcl_CallFrame *framePtr, int *isFinished); MODULE_SCOPE void ItclPreserveClass(ItclClass *iclsPtr); MODULE_SCOPE void ItclReleaseClass(void *iclsPtr); MODULE_SCOPE ItclFoundation *ItclGetFoundation(Tcl_Interp *interp); MODULE_SCOPE Tcl_ObjCmdProc ItclClassCommandDispatcher; MODULE_SCOPE Tcl_Command Itcl_CmdAliasProc(Tcl_Interp *interp, Tcl_Namespace *nsPtr, const char *cmdName, void *clientData); MODULE_SCOPE Tcl_Var Itcl_VarAliasProc(Tcl_Interp *interp, Tcl_Namespace *nsPtr, const char *VarName, void *clientData); MODULE_SCOPE int ItclIsClass(Tcl_Interp *interp, Tcl_Command cmd); MODULE_SCOPE int ItclCheckCallMethod(void *clientData, Tcl_Interp *interp, Tcl_ObjectContext contextPtr, Tcl_CallFrame *framePtr, int *isFinished); MODULE_SCOPE int ItclAfterCallMethod(void *clientData, Tcl_Interp *interp, Tcl_ObjectContext contextPtr, Tcl_Namespace *nsPtr, int result); MODULE_SCOPE void ItclReportObjectUsage(Tcl_Interp *interp, ItclObject *contextIoPtr, Tcl_Namespace *callerNsPtr, Tcl_Namespace *contextNsPtr); MODULE_SCOPE int ItclMapMethodNameProc(Tcl_Interp *interp, Tcl_Object oPtr, Tcl_Class *startClsPtr, Tcl_Obj *methodObj); MODULE_SCOPE int ItclCreateArgList(Tcl_Interp *interp, const char *str, Tcl_Size *argcPtr, Tcl_Size *maxArgcPtr, Tcl_Obj **usagePtr, ItclArgList **arglistPtrPtr, ItclMemberFunc *imPtr, const char *commandName); MODULE_SCOPE int ItclObjectCmd(void *clientData, Tcl_Interp *interp, Tcl_Object oPtr, Tcl_Class clsPtr, size_t objc, Tcl_Obj *const *objv); MODULE_SCOPE int ItclCreateObject (Tcl_Interp *interp, const char* name, ItclClass *iclsPtr, size_t objc, Tcl_Obj *const objv[]); MODULE_SCOPE void ItclDeleteObjectVariablesNamespace(Tcl_Interp *interp, ItclObject *ioPtr); MODULE_SCOPE void ItclDeleteClassVariablesNamespace(Tcl_Interp *interp, ItclClass *iclsPtr); MODULE_SCOPE int ItclInfoInit(Tcl_Interp *interp, ItclObjectInfo *infoPtr); MODULE_SCOPE Tcl_HashEntry *ItclResolveVarEntry( ItclClass* iclsPtr, const char *varName); struct Tcl_ResolvedVarInfo; MODULE_SCOPE int Itcl_ClassCmdResolver(Tcl_Interp *interp, const char* name, Tcl_Namespace *nsPtr, int flags, Tcl_Command *rPtr); MODULE_SCOPE int Itcl_ClassVarResolver(Tcl_Interp *interp, const char* name, Tcl_Namespace *nsPtr, int flags, Tcl_Var *rPtr); MODULE_SCOPE int Itcl_ClassCompiledVarResolver(Tcl_Interp *interp, const char* name, Tcl_Size length, Tcl_Namespace *nsPtr, struct Tcl_ResolvedVarInfo **rPtr); MODULE_SCOPE int Itcl_ClassCmdResolver2(Tcl_Interp *interp, const char* name, Tcl_Namespace *nsPtr, int flags, Tcl_Command *rPtr); MODULE_SCOPE int Itcl_ClassVarResolver2(Tcl_Interp *interp, const char* name, Tcl_Namespace *nsPtr, int flags, Tcl_Var *rPtr); MODULE_SCOPE int ItclSetParserResolver(Tcl_Namespace *nsPtr); MODULE_SCOPE void ItclProcErrorProc(Tcl_Interp *interp, Tcl_Obj *procNameObj); MODULE_SCOPE int Itcl_CreateOption (Tcl_Interp *interp, ItclClass *iclsPtr, ItclOption *ioptPtr); MODULE_SCOPE int ItclCreateMethodVariable(Tcl_Interp *interp, ItclVariable *ivPtr, Tcl_Obj* defaultPtr, Tcl_Obj* callbackPtr, ItclMethodVariable** imvPtrPtr); MODULE_SCOPE int DelegationInstall(Tcl_Interp *interp, ItclObject *ioPtr, ItclClass *iclsPtr); MODULE_SCOPE ItclClass *ItclNamespace2Class(Tcl_Namespace *nsPtr); MODULE_SCOPE const char* ItclGetCommonInstanceVar(Tcl_Interp *interp, const char *name, const char *name2, ItclObject *contextIoPtr, ItclClass *contextIclsPtr); MODULE_SCOPE int ItclCreateMethod(Tcl_Interp* interp, ItclClass *iclsPtr, Tcl_Obj *namePtr, const char* arglist, const char* body, ItclMemberFunc **imPtrPtr); MODULE_SCOPE int Itcl_WidgetParseInit(Tcl_Interp *interp, ItclObjectInfo *infoPtr); MODULE_SCOPE void ItclDeleteObjectMetadata(void *clientData); MODULE_SCOPE void ItclDeleteClassMetadata(void *clientData); MODULE_SCOPE void ItclDeleteArgList(ItclArgList *arglistPtr); MODULE_SCOPE int Itcl_ClassOptionCmd(void *clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int DelegatedOptionsInstall(Tcl_Interp *interp, ItclClass *iclsPtr); MODULE_SCOPE int Itcl_HandleDelegateOptionCmd(Tcl_Interp *interp, ItclObject *ioPtr, ItclClass *iclsPtr, ItclDelegatedOption **idoPtrPtr, size_t objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Itcl_HandleDelegateMethodCmd(Tcl_Interp *interp, ItclObject *ioPtr, ItclClass *iclsPtr, ItclDelegatedFunction **idmPtrPtr, size_t objc, Tcl_Obj *const objv[]); MODULE_SCOPE int DelegateFunction(Tcl_Interp *interp, ItclObject *ioPtr, ItclClass *iclsPtr, Tcl_Obj *componentNamePtr, ItclDelegatedFunction *idmPtr); MODULE_SCOPE int ItclInitObjectMethodVariables(Tcl_Interp *interp, ItclObject *ioPtr, ItclClass *iclsPtr, const char *name); MODULE_SCOPE int InitTclOOFunctionPointers(Tcl_Interp *interp); MODULE_SCOPE ItclOption* ItclNewOption(Tcl_Interp *interp, ItclObject *ioPtr, ItclClass *iclsPtr, Tcl_Obj *namePtr, const char *resourceName, const char *className, char *init, ItclMemberCode *mCodePtr); MODULE_SCOPE int ItclParseOption(ItclObjectInfo *infoPtr, Tcl_Interp *interp, size_t objc, Tcl_Obj *const objv[], ItclClass *iclsPtr, ItclObject *ioPtr, ItclOption **ioptPtrPtr); MODULE_SCOPE void ItclDestroyClassNamesp(void *cdata); MODULE_SCOPE int ExpandDelegateAs(Tcl_Interp *interp, ItclObject *ioPtr, ItclClass *iclsPtr, ItclDelegatedFunction *idmPtr, const char *funcName, Tcl_Obj *listPtr); MODULE_SCOPE int ItclCheckForInitializedComponents(Tcl_Interp *interp, ItclClass *iclsPtr, ItclObject *ioPtr); MODULE_SCOPE int ItclCreateDelegatedFunction(Tcl_Interp *interp, ItclClass *iclsPtr, Tcl_Obj *methodNamePtr, ItclComponent *icPtr, Tcl_Obj *targetPtr, Tcl_Obj *usingPtr, Tcl_Obj *exceptionsPtr, ItclDelegatedFunction **idmPtrPtr); MODULE_SCOPE void ItclDeleteDelegatedOption(char *cdata); MODULE_SCOPE void Itcl_FinishList(); MODULE_SCOPE void ItclDeleteDelegatedFunction(ItclDelegatedFunction *idmPtr); MODULE_SCOPE void ItclFinishEnsemble(ItclObjectInfo *infoPtr); MODULE_SCOPE int Itcl_EnsembleDeleteCmd(void *clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int ItclAddClassesDictInfo(Tcl_Interp *interp, ItclClass *iclsPtr); MODULE_SCOPE int ItclDeleteClassesDictInfo(Tcl_Interp *interp, ItclClass *iclsPtr); MODULE_SCOPE int ItclAddObjectsDictInfo(Tcl_Interp *interp, ItclObject *ioPtr); MODULE_SCOPE int ItclDeleteObjectsDictInfo(Tcl_Interp *interp, ItclObject *ioPtr); MODULE_SCOPE int ItclAddOptionDictInfo(Tcl_Interp *interp, ItclClass *iclsPtr, ItclOption *ioptPtr); MODULE_SCOPE int ItclAddDelegatedOptionDictInfo(Tcl_Interp *interp, ItclClass *iclsPtr, ItclDelegatedOption *idoPtr); MODULE_SCOPE int ItclAddClassComponentDictInfo(Tcl_Interp *interp, ItclClass *iclsPtr, ItclComponent *icPtr); MODULE_SCOPE int ItclAddClassVariableDictInfo(Tcl_Interp *interp, ItclClass *iclsPtr, ItclVariable *ivPtr); MODULE_SCOPE int ItclAddClassFunctionDictInfo(Tcl_Interp *interp, ItclClass *iclsPtr, ItclMemberFunc *imPtr); MODULE_SCOPE int ItclAddClassDelegatedFunctionDictInfo(Tcl_Interp *interp, ItclClass *iclsPtr, ItclDelegatedFunction *idmPtr); MODULE_SCOPE int ItclClassCreateObject(void *clientData, Tcl_Interp *interp, size_t objc, Tcl_Obj *const objv[]); MODULE_SCOPE void ItclRestoreInfoVars(void *clientData); MODULE_SCOPE Tcl_ObjCmdProc Itcl_BiMyProcCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_BiInstallComponentCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_BiCallInstanceCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_BiGetInstanceVarCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_BiMyTypeMethodCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_BiMyMethodCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_BiMyTypeVarCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_BiMyVarCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_BiItclHullCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_ThisCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_ExtendedClassCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_TypeClassCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_AddObjectOptionCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_AddDelegatedOptionCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_AddDelegatedFunctionCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_SetComponentCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_ClassHullTypeCmd; MODULE_SCOPE Tcl_ObjCmdProc Itcl_ClassWidgetClassCmd; typedef int (ItclRootMethodProc)(ItclObject *ioPtr, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE const Tcl_MethodType itclRootMethodType; MODULE_SCOPE ItclRootMethodProc ItclUnknownGuts; MODULE_SCOPE ItclRootMethodProc ItclConstructGuts; MODULE_SCOPE ItclRootMethodProc ItclInfoGuts; #include "itcl2TclOO.h" /* * Include all the private API, generated from itcl.decls. */ #include "itclIntDecls.h"