tcl.git - Tcl is a high-level, general-purpose, interpreted, dynamic programming language. It was designed with the goal of being very simple but powerful.

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/* * tclInt.h -- * * Declarations of things used internally by the Tcl interpreter. * * Copyright (c) 1987-1993 The Regents of the University of California. * Copyright (c) 1993-1997 Lucent Technologies. * Copyright (c) 1994-1998 Sun Microsystems, Inc. * Copyright (c) 1998-1999 by Scriptics Corporation. * Copyright (c) 2001, 2002 by Kevin B. Kenny. All rights reserved. * Copyright (c) 2007 Daniel A. Steffen <das@users.sourceforge.net> * * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * * RCS: @(#) $Id: tclInt.h,v 1.362.2.15 2010/11/15 21:32:32 andreas_kupries Exp $ */ #ifndef _TCLINT #define _TCLINT #define TCL_NO_STACK_CHECK /* DISABLE C RUNTIME STACK CHECK - Test AIX */ /* * Some numerics configuration options. */ #undef NO_WIDE_TYPE #undef ACCEPT_NAN /* * Common include files needed by most of the Tcl source files are included * here, so that system-dependent personalizations for the include files only * have to be made in once place. This results in a few extra includes, but * greater modularity. The order of the three groups of #includes is * important. For example, stdio.h is needed by tcl.h, and the _ANSI_ARGS_ * declaration in tcl.h is needed by stdlib.h in some configurations. */ #include "tclPort.h" #include <stdio.h> #include <ctype.h> #ifdef NO_STDLIB_H # include "../compat/stdlib.h" #else # include <stdlib.h> #endif #ifdef NO_STRING_H #include "../compat/string.h" #else #include <string.h> #endif #ifdef STDC_HEADERS #include <stddef.h> #else typedef int ptrdiff_t; #endif /* * Ensure WORDS_BIGENDIAN is defined correctly: * Needs to happen here in addition to configure to work with fat compiles on * Darwin (where configure runs only once for multiple architectures). */ #ifdef HAVE_SYS_TYPES_H # include <sys/types.h> #endif #ifdef HAVE_SYS_PARAM_H # include <sys/param.h> #endif #ifdef BYTE_ORDER # ifdef BIG_ENDIAN # if BYTE_ORDER == BIG_ENDIAN # undef WORDS_BIGENDIAN # define WORDS_BIGENDIAN 1 # endif # endif # ifdef LITTLE_ENDIAN # if BYTE_ORDER == LITTLE_ENDIAN # undef WORDS_BIGENDIAN # endif # endif #endif /* * 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 /* * When Tcl_WideInt and long are the same type, there's no value in * having a tclWideIntType separate from the tclIntType. */ #ifdef TCL_WIDE_INT_IS_LONG #define NO_WIDE_TYPE #endif /* * 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) && !defined(PTR2INT) # if defined(HAVE_INTPTR_T) || defined(intptr_t) # define INT2PTR(p) ((void *)(intptr_t)(p)) # define PTR2INT(p) ((int)(intptr_t)(p)) # else # define INT2PTR(p) ((void *)(p)) # define PTR2INT(p) ((int)(p)) # endif #endif #if !defined(UINT2PTR) && !defined(PTR2UINT) # if defined(HAVE_UINTPTR_T) || defined(uintptr_t) # define UINT2PTR(p) ((void *)(uintptr_t)(p)) # define PTR2UINT(p) ((unsigned int)(uintptr_t)(p)) # else # define UINT2PTR(p) ((void *)(p)) # define PTR2UINT(p) ((unsigned int)(p)) # endif #endif /* * The following procedures allow namespaces to be customized to support * special name resolution rules for commands/variables. */ struct Tcl_ResolvedVarInfo; typedef Tcl_Var (Tcl_ResolveRuntimeVarProc)(Tcl_Interp *interp, struct Tcl_ResolvedVarInfo *vinfoPtr); typedef void (Tcl_ResolveVarDeleteProc)(struct Tcl_ResolvedVarInfo *vinfoPtr); /* * The following structure encapsulates the routines needed to resolve a * variable reference at runtime. Any variable specific state will typically * be appended to this structure. */ typedef struct Tcl_ResolvedVarInfo { Tcl_ResolveRuntimeVarProc *fetchProc; Tcl_ResolveVarDeleteProc *deleteProc; } Tcl_ResolvedVarInfo; typedef int (Tcl_ResolveCompiledVarProc)(Tcl_Interp *interp, CONST84 char *name, int length, Tcl_Namespace *context, Tcl_ResolvedVarInfo **rPtr); typedef int (Tcl_ResolveVarProc)(Tcl_Interp *interp, CONST84 char *name, Tcl_Namespace *context, int flags, Tcl_Var *rPtr); typedef int (Tcl_ResolveCmdProc)(Tcl_Interp *interp, CONST84 char *name, Tcl_Namespace *context, int flags, Tcl_Command *rPtr); typedef struct Tcl_ResolverInfo { Tcl_ResolveCmdProc *cmdResProc; /* Procedure handling command name * resolution. */ Tcl_ResolveVarProc *varResProc; /* Procedure handling variable name resolution * for variables that can only be handled at * runtime. */ Tcl_ResolveCompiledVarProc *compiledVarResProc; /* Procedure handling variable name resolution * at compile time. */ } Tcl_ResolverInfo; /* *---------------------------------------------------------------- * Data structures related to namespaces. *---------------------------------------------------------------- */ typedef struct Tcl_Ensemble Tcl_Ensemble; typedef struct NamespacePathEntry NamespacePathEntry; /* * Special hashtable for variables: this is just a Tcl_HashTable with an nsPtr * field added at the end: in this way variables can find their namespace * without having to copy a pointer in their struct: they can access it via * their hPtr->tablePtr. */ typedef struct TclVarHashTable { Tcl_HashTable table; struct Namespace *nsPtr; } TclVarHashTable; /* * This is for itcl - it likes to search our varTables directly :( */ #define TclVarHashFindVar(tablePtr, key) \ TclVarHashCreateVar((tablePtr), (key), NULL) /* * The structure below defines a namespace. * Note: the first five fields must match exactly the fields in a * Tcl_Namespace structure (see tcl.h). If you change one, be sure to change * the other. */ typedef struct Namespace { char *name; /* The namespace's simple (unqualified) name. * This contains no ::'s. The name of the * global namespace is "" although "::" is an * synonym. */ char *fullName; /* The namespace's fully qualified name. This * starts with ::. */ ClientData clientData; /* An arbitrary value associated with this * namespace. */ Tcl_NamespaceDeleteProc *deleteProc; /* Procedure invoked when deleting the * namespace to, e.g., free clientData. */ struct Namespace *parentPtr;/* Points to the namespace that contains this * one. NULL if this is the global * namespace. */ Tcl_HashTable childTable; /* Contains any child namespaces. Indexed by * strings; values have type (Namespace *). */ long nsId; /* Unique id for the namespace. */ Tcl_Interp *interp; /* The interpreter containing this * namespace. */ int flags; /* OR-ed combination of the namespace status * flags NS_DYING and NS_DEAD listed below. */ int activationCount; /* Number of "activations" or active call * frames for this namespace that are on the * Tcl call stack. The namespace won't be * freed until activationCount becomes zero. */ int refCount; /* Count of references by namespaceName * objects. The namespace can't be freed until * refCount becomes zero. */ Tcl_HashTable cmdTable; /* Contains all the commands currently * registered in the namespace. Indexed by * strings; values have type (Command *). * Commands imported by Tcl_Import have * Command structures that point (via an * ImportedCmdRef structure) to the Command * structure in the source namespace's command * table. */ TclVarHashTable varTable; /* Contains all the (global) variables * currently in this namespace. Indexed by * strings; values have type (Var *). */ char **exportArrayPtr; /* Points to an array of string patterns * specifying which commands are exported. A * pattern may include "string match" style * wildcard characters to specify multiple * commands; however, no namespace qualifiers * are allowed. NULL if no export patterns are * registered. */ int numExportPatterns; /* Number of export patterns currently * registered using "namespace export". */ int maxExportPatterns; /* Mumber of export patterns for which space * is currently allocated. */ int cmdRefEpoch; /* Incremented if a newly added command * shadows a command for which this namespace * has already cached a Command* pointer; this * causes all its cached Command* pointers to * be invalidated. */ int resolverEpoch; /* Incremented whenever (a) the name * resolution rules change for this namespace * or (b) a newly added command shadows a * command that is compiled to bytecodes. This * invalidates all byte codes compiled in the * namespace, causing the code to be * recompiled under the new rules.*/ Tcl_ResolveCmdProc *cmdResProc; /* If non-null, this procedure overrides the * usual command resolution mechanism in Tcl. * This procedure is invoked within * Tcl_FindCommand to resolve all command * references within the namespace. */ Tcl_ResolveVarProc *varResProc; /* If non-null, this procedure overrides the * usual variable resolution mechanism in Tcl. * This procedure is invoked within * Tcl_FindNamespaceVar to resolve all * variable references within the namespace at * runtime. */ Tcl_ResolveCompiledVarProc *compiledVarResProc; /* If non-null, this procedure overrides the * usual variable resolution mechanism in Tcl. * This procedure is invoked within * LookupCompiledLocal to resolve variable * references within the namespace at compile * time. */ int exportLookupEpoch; /* Incremented whenever a command is added to * a namespace, removed from a namespace or * the exports of a namespace are changed. * Allows TIP#112-driven command lists to be * validated efficiently. */ Tcl_Ensemble *ensembles; /* List of structures that contain the details * of the ensembles that are implemented on * top of this namespace. */ Tcl_Obj *unknownHandlerPtr; /* A script fragment to be used when command * resolution in this namespace fails. TIP * 181. */ int commandPathLength; /* The length of the explicit path. */ NamespacePathEntry *commandPathArray; /* The explicit path of the namespace as an * array. */ NamespacePathEntry *commandPathSourceList; /* Linked list of path entries that point to * this namespace. */ } Namespace; /* * An entry on a namespace's command resolution path. */ struct NamespacePathEntry { Namespace *nsPtr; /* What does this path entry point to? If it * is NULL, this path entry points is * redundant and should be skipped. */ Namespace *creatorNsPtr; /* Where does this path entry point from? This * allows for efficient invalidation of * references when the path entry's target * updates its current list of defined * commands. */ NamespacePathEntry *prevPtr, *nextPtr; /* Linked list pointers or NULL at either end * of the list that hangs off Namespace's * commandPathSourceList field. */ }; /* * Flags used to represent the status of a namespace: * * NS_DYING - 1 means Tcl_DeleteNamespace has been called to delete the * namespace but there are still active call frames on the Tcl * stack that refer to the namespace. When the last call frame * referring to it has been popped, it's variables and command * will be destroyed and it will be marked "dead" (NS_DEAD). The * namespace can no longer be looked up by name. * NS_DEAD - 1 means Tcl_DeleteNamespace has been called to delete the * namespace and no call frames still refer to it. Its variables * and command have already been destroyed. This bit allows the * namespace resolution code to recognize that the namespace is * "deleted". When the last namespaceName object in any byte code * unit that refers to the namespace has been freed (i.e., when * the namespace's refCount is 0), the namespace's storage will * be freed. * NS_KILLED 1 means that TclTeardownNamespace has already been called on * this namespace and it should not be called again [Bug 1355942] */ #define NS_DYING 0x01 #define NS_DEAD 0x02 #define NS_KILLED 0x04 /* * Flags passed to TclGetNamespaceForQualName: * * TCL_GLOBAL_ONLY - (see tcl.h) Look only in the global ns. * TCL_NAMESPACE_ONLY - (see tcl.h) Look only in the context ns. * TCL_CREATE_NS_IF_UNKNOWN - Create unknown namespaces. * TCL_FIND_ONLY_NS - The name sought is a namespace name. */ #define TCL_CREATE_NS_IF_UNKNOWN 0x800 #define TCL_FIND_ONLY_NS 0x1000 /* * The data cached in an ensemble subcommand's Tcl_Obj rep (reference in * otherValuePtr field). This structure is not shared between Tcl_Objs * referring to the same subcommand, even where one is a duplicate of another. */ typedef struct { Namespace *nsPtr; /* The namespace backing the ensemble which * this is a subcommand of. */ int epoch; /* Used to confirm when the data in this * really structure matches up with the * ensemble. */ Tcl_Command token; /* Reference to the comamnd for which this * structure is a cache of the resolution. */ char *fullSubcmdName; /* The full (local) name of the subcommand, * allocated with ckalloc(). */ Tcl_Obj *realPrefixObj; /* Object containing the prefix words of the * command that implements this ensemble * subcommand. */ } EnsembleCmdRep; /* * Flag to enable bytecode compilation of an ensemble. */ #define ENSEMBLE_COMPILE 0x4 /* *---------------------------------------------------------------- * Data structures related to variables. These are used primarily in tclVar.c *---------------------------------------------------------------- */ /* * The following structure defines a variable trace, which is used to invoke a * specific C procedure whenever certain operations are performed on a * variable. */ typedef struct VarTrace { Tcl_VarTraceProc *traceProc;/* Procedure to call when operations given by * flags are performed on variable. */ ClientData clientData; /* Argument to pass to proc. */ int flags; /* What events the trace procedure is * interested in: OR-ed combination of * TCL_TRACE_READS, TCL_TRACE_WRITES, * TCL_TRACE_UNSETS and TCL_TRACE_ARRAY. */ struct VarTrace *nextPtr; /* Next in list of traces associated with a * particular variable. */ } VarTrace; /* * The following structure defines a command trace, which is used to invoke a * specific C procedure whenever certain operations are performed on a * command. */ typedef struct CommandTrace { Tcl_CommandTraceProc *traceProc; /* Procedure to call when operations given by * flags are performed on command. */ ClientData clientData; /* Argument to pass to proc. */ int flags; /* What events the trace procedure is * interested in: OR-ed combination of * TCL_TRACE_RENAME, TCL_TRACE_DELETE. */ struct CommandTrace *nextPtr; /* Next in list of traces associated with a * particular command. */ int refCount; /* Used to ensure this structure is not * deleted too early. Keeps track of how many * pieces of code have a pointer to this * structure. */ } CommandTrace; /* * When a command trace is active (i.e. its associated procedure is executing) * one of the following structures is linked into a list associated with the * command's interpreter. The information in the structure is needed in order * for Tcl to behave reasonably if traces are deleted while traces are active. */ typedef struct ActiveCommandTrace { struct Command *cmdPtr; /* Command that's being traced. */ struct ActiveCommandTrace *nextPtr; /* Next in list of all active command traces * for the interpreter, or NULL if no more. */ CommandTrace *nextTracePtr; /* Next trace to check after current trace * procedure returns; if this trace gets * deleted, must update pointer to avoid using * free'd memory. */ int reverseScan; /* Boolean set true when traces are scanning * in reverse order. */ } ActiveCommandTrace; /* * When a variable trace is active (i.e. its associated procedure is * executing) one of the following structures is linked into a list associated * with the variable's interpreter. The information in the structure is needed * in order for Tcl to behave reasonably if traces are deleted while traces * are active. */ typedef struct ActiveVarTrace { struct Var *varPtr; /* Variable that's being traced. */ struct ActiveVarTrace *nextPtr; /* Next in list of all active variable traces * for the interpreter, or NULL if no more. */ VarTrace *nextTracePtr; /* Next trace to check after current trace * procedure returns; if this trace gets * deleted, must update pointer to avoid using * free'd memory. */ } ActiveVarTrace; /* * The following structure describes an enumerative search in progress on an * array variable; this are invoked with options to the "array" command. */ typedef struct ArraySearch { int id; /* Integer id used to distinguish among * multiple concurrent searches for the same * array. */ struct Var *varPtr; /* Pointer to array variable that's being * searched. */ Tcl_HashSearch search; /* Info kept by the hash module about progress * through the array. */ Tcl_HashEntry *nextEntry; /* Non-null means this is the next element to * be enumerated (it's leftover from the * Tcl_FirstHashEntry call or from an "array * anymore" command). NULL means must call * Tcl_NextHashEntry to get value to * return. */ struct ArraySearch *nextPtr;/* Next in list of all active searches for * this variable, or NULL if this is the last * one. */ } ArraySearch; /* * The structure below defines a variable, which associates a string name with * a Tcl_Obj value. These structures are kept in procedure call frames (for * local variables recognized by the compiler) or in the heap (for global * variables and any variable not known to the compiler). For each Var * structure in the heap, a hash table entry holds the variable name and a * pointer to the Var structure. */ typedef struct Var { int flags; /* Miscellaneous bits of information about * variable. See below for definitions. */ union { Tcl_Obj *objPtr; /* The variable's object value. Used for * scalar variables and array elements. */ TclVarHashTable *tablePtr;/* For array variables, this points to * information about the hash table used to * implement the associative array. Points to * ckalloc-ed data. */ struct Var *linkPtr; /* If this is a global variable being referred * to in a procedure, or a variable created by * "upvar", this field points to the * referenced variable's Var struct. */ } value; } Var; typedef struct VarInHash { Var var; int refCount; /* Counts number of active uses of this * variable: 1 for the entry in the hash * table, 1 for each additional variable whose * linkPtr points here, 1 for each nested * trace active on variable, and 1 if the * variable is a namespace variable. This * record can't be deleted until refCount * becomes 0. */ Tcl_HashEntry entry; /* The hash table entry that refers to this * variable. This is used to find the name of * the variable and to delete it from its * hashtable if it is no longer needed. It * also holds the variable's name. */ } VarInHash; /* * Flag bits for variables. The first two (VAR_ARRAY and VAR_LINK) are * mutually exclusive and give the "type" of the variable. If none is set, * this is a scalar variable. * * VAR_ARRAY - 1 means this is an array variable rather than * a scalar variable or link. The "tablePtr" * field points to the array's hashtable for its * elements. * VAR_LINK - 1 means this Var structure contains a pointer * to another Var structure that either has the * real value or is itself another VAR_LINK * pointer. Variables like this come about * through "upvar" and "global" commands, or * through references to variables in enclosing * namespaces. * * Flags that indicate the type and status of storage; none is set for * compiled local variables (Var structs). * * VAR_IN_HASHTABLE - 1 means this variable is in a hashtable and * the Var structure is malloced. 0 if it is a * local variable that was assigned a slot in a * procedure frame by the compiler so the Var * storage is part of the call frame. * VAR_DEAD_HASH 1 means that this var's entry in the hashtable * has already been deleted. * VAR_ARRAY_ELEMENT - 1 means that this variable is an array * element, so it is not legal for it to be an * array itself (the VAR_ARRAY flag had better * not be set). * VAR_NAMESPACE_VAR - 1 means that this variable was declared as a * namespace variable. This flag ensures it * persists until its namespace is destroyed or * until the variable is unset; it will persist * even if it has not been initialized and is * marked undefined. The variable's refCount is * incremented to reflect the "reference" from * its namespace. * * Flag values relating to the variable's trace and search status. * * VAR_TRACED_READ * VAR_TRACED_WRITE * VAR_TRACED_UNSET * VAR_TRACED_ARRAY * VAR_TRACE_ACTIVE - 1 means that trace processing is currently * underway for a read or write access, so new * read or write accesses should not cause trace * procedures to be called and the variable can't * be deleted. * VAR_SEARCH_ACTIVE * * The following additional flags are used with the CompiledLocal type defined * below: * * VAR_ARGUMENT - 1 means that this variable holds a procedure * argument. * VAR_TEMPORARY - 1 if the local variable is an anonymous * temporary variable. Temporaries have a NULL * name. * VAR_RESOLVED - 1 if name resolution has been done for this * variable. * VAR_IS_ARGS 1 if this variable is the last argument and is * named "args". */ /* * FLAGS RENUMBERED: everything breaks already, make things simpler. * * IMPORTANT: skip the values 0x10, 0x20, 0x40, 0x800 corresponding to * TCL_TRACE_(READS/WRITES/UNSETS/ARRAY): makes code simpler in tclTrace.c * * Keep the flag values for VAR_ARGUMENT and VAR_TEMPORARY so that old values * in precompiled scripts keep working. */ /* Type of value (0 is scalar) */ #define VAR_ARRAY 0x1 #define VAR_LINK 0x2 /* Type of storage (0 is compiled local) */ #define VAR_IN_HASHTABLE 0x4 #define VAR_DEAD_HASH 0x8 #define VAR_ARRAY_ELEMENT 0x1000 #define VAR_NAMESPACE_VAR 0x80 /* KEEP OLD VALUE for Itcl */ #define VAR_ALL_HASH \ (VAR_IN_HASHTABLE|VAR_DEAD_HASH|VAR_NAMESPACE_VAR|VAR_ARRAY_ELEMENT) /* Trace and search state. */ #define VAR_TRACED_READ 0x10 /* TCL_TRACE_READS */ #define VAR_TRACED_WRITE 0x20 /* TCL_TRACE_WRITES */ #define VAR_TRACED_UNSET 0x40 /* TCL_TRACE_UNSETS */ #define VAR_TRACED_ARRAY 0x800 /* TCL_TRACE_ARRAY */ #define VAR_TRACE_ACTIVE 0x2000 #define VAR_SEARCH_ACTIVE 0x4000 #define VAR_ALL_TRACES \ (VAR_TRACED_READ|VAR_TRACED_WRITE|VAR_TRACED_ARRAY|VAR_TRACED_UNSET) /* Special handling on initialisation (only CompiledLocal). */ #define VAR_ARGUMENT 0x100 /* KEEP OLD VALUE! See tclProc.c */ #define VAR_TEMPORARY 0x200 /* KEEP OLD VALUE! See tclProc.c */ #define VAR_IS_ARGS 0x400 #define VAR_RESOLVED 0x8000 /* * Macros to ensure that various flag bits are set properly for variables. * The ANSI C "prototypes" for these macros are: * * MODULE_SCOPE void TclSetVarScalar(Var *varPtr); * MODULE_SCOPE void TclSetVarArray(Var *varPtr); * MODULE_SCOPE void TclSetVarLink(Var *varPtr); * MODULE_SCOPE void TclSetVarArrayElement(Var *varPtr); * MODULE_SCOPE void TclSetVarUndefined(Var *varPtr); * MODULE_SCOPE void TclClearVarUndefined(Var *varPtr); */ #define TclSetVarScalar(varPtr) \ (varPtr)->flags &= ~(VAR_ARRAY|VAR_LINK) #define TclSetVarArray(varPtr) \ (varPtr)->flags = ((varPtr)->flags & ~VAR_LINK) | VAR_ARRAY #define TclSetVarLink(varPtr) \ (varPtr)->flags = ((varPtr)->flags & ~VAR_ARRAY) | VAR_LINK #define TclSetVarArrayElement(varPtr) \ (varPtr)->flags = ((varPtr)->flags & ~VAR_ARRAY) | VAR_ARRAY_ELEMENT #define TclSetVarUndefined(varPtr) \ (varPtr)->flags &= ~(VAR_ARRAY|VAR_LINK);\ (varPtr)->value.objPtr = NULL #define TclClearVarUndefined(varPtr) #define TclSetVarTraceActive(varPtr) \ (varPtr)->flags |= VAR_TRACE_ACTIVE #define TclClearVarTraceActive(varPtr) \ (varPtr)->flags &= ~VAR_TRACE_ACTIVE #define TclSetVarNamespaceVar(varPtr) \ if (!TclIsVarNamespaceVar(varPtr)) {\ (varPtr)->flags |= VAR_NAMESPACE_VAR;\ ((VarInHash *)(varPtr))->refCount++;\ } #define TclClearVarNamespaceVar(varPtr) \ if (TclIsVarNamespaceVar(varPtr)) {\ (varPtr)->flags &= ~VAR_NAMESPACE_VAR;\ ((VarInHash *)(varPtr))->refCount--;\ } /* * Macros to read various flag bits of variables. * The ANSI C "prototypes" for these macros are: * * MODULE_SCOPE int TclIsVarScalar(Var *varPtr); * MODULE_SCOPE int TclIsVarLink(Var *varPtr); * MODULE_SCOPE int TclIsVarArray(Var *varPtr); * MODULE_SCOPE int TclIsVarUndefined(Var *varPtr); * MODULE_SCOPE int TclIsVarArrayElement(Var *varPtr); * MODULE_SCOPE int TclIsVarTemporary(Var *varPtr); * MODULE_SCOPE int TclIsVarArgument(Var *varPtr); * MODULE_SCOPE int TclIsVarResolved(Var *varPtr); */ #define TclIsVarScalar(varPtr) \ !((varPtr)->flags & (VAR_ARRAY|VAR_LINK)) #define TclIsVarLink(varPtr) \ ((varPtr)->flags & VAR_LINK) #define TclIsVarArray(varPtr) \ ((varPtr)->flags & VAR_ARRAY) #define TclIsVarUndefined(varPtr) \ ((varPtr)->value.objPtr == NULL) #define TclIsVarArrayElement(varPtr) \ ((varPtr)->flags & VAR_ARRAY_ELEMENT) #define TclIsVarNamespaceVar(varPtr) \ ((varPtr)->flags & VAR_NAMESPACE_VAR) #define TclIsVarTemporary(varPtr) \ ((varPtr)->flags & VAR_TEMPORARY) #define TclIsVarArgument(varPtr) \ ((varPtr)->flags & VAR_ARGUMENT) #define TclIsVarResolved(varPtr) \ ((varPtr)->flags & VAR_RESOLVED) #define TclIsVarTraceActive(varPtr) \ ((varPtr)->flags & VAR_TRACE_ACTIVE) #define TclIsVarTraced(varPtr) \ ((varPtr)->flags & VAR_ALL_TRACES) #define TclIsVarInHash(varPtr) \ ((varPtr)->flags & VAR_IN_HASHTABLE) #define TclIsVarDeadHash(varPtr) \ ((varPtr)->flags & VAR_DEAD_HASH) #define TclGetVarNsPtr(varPtr) \ (TclIsVarInHash(varPtr) \ ? ((TclVarHashTable *) ((((VarInHash *) (varPtr))->entry.tablePtr)))->nsPtr \ : NULL) #define VarHashRefCount(varPtr) \ ((VarInHash *) (varPtr))->refCount /* * Macros for direct variable access by TEBC. */ #define TclIsVarDirectReadable(varPtr) \ ( !((varPtr)->flags & (VAR_ARRAY|VAR_LINK|VAR_TRACED_READ)) \ && (varPtr)->value.objPtr) #define TclIsVarDirectWritable(varPtr) \ !((varPtr)->flags & (VAR_ARRAY|VAR_LINK|VAR_TRACED_WRITE|VAR_DEAD_HASH)) #define TclIsVarDirectModifyable(varPtr) \ ( !((varPtr)->flags & (VAR_ARRAY|VAR_LINK|VAR_TRACED_READ|VAR_TRACED_WRITE)) \ && (varPtr)->value.objPtr) #define TclIsVarDirectReadable2(varPtr, arrayPtr) \ (TclIsVarDirectReadable(varPtr) &&\ (!(arrayPtr) || !((arrayPtr)->flags & VAR_TRACED_READ))) #define TclIsVarDirectWritable2(varPtr, arrayPtr) \ (TclIsVarDirectWritable(varPtr) &&\ (!(arrayPtr) || !((arrayPtr)->flags & VAR_TRACED_WRITE))) #define TclIsVarDirectModifyable2(varPtr, arrayPtr) \ (TclIsVarDirectModifyable(varPtr) &&\ (!(arrayPtr) || !((arrayPtr)->flags & (VAR_TRACED_READ|VAR_TRACED_WRITE)))) /* *---------------------------------------------------------------- * Data structures related to procedures. These are used primarily in * tclProc.c, tclCompile.c, and tclExecute.c. *---------------------------------------------------------------- */ /* * Forward declaration to prevent an error when the forward reference to * Command is encountered in the Proc and ImportRef types declared below. */ struct Command; /* * The variable-length structure below describes a local variable of a * procedure that was recognized by the compiler. These variables have a name, * an element in the array of compiler-assigned local variables in the * procedure's call frame, and various other items of information. If the * local variable is a formal argument, it may also have a default value. The * compiler can't recognize local variables whose names are expressions (these * names are only known at runtime when the expressions are evaluated) or * local variables that are created as a result of an "upvar" or "uplevel" * command. These other local variables are kept separately in a hash table in * the call frame. */ typedef struct CompiledLocal { struct CompiledLocal *nextPtr; /* Next compiler-recognized local variable for * this procedure, or NULL if this is the last * local. */ int nameLength; /* The number of characters in local * variable's name. Used to speed up variable * lookups. */ int frameIndex; /* Index in the array of compiler-assigned * variables in the procedure call frame. */ int flags; /* Flag bits for the local variable. Same as * the flags for the Var structure above, * although only VAR_ARGUMENT, VAR_TEMPORARY, * and VAR_RESOLVED make sense. */ Tcl_Obj *defValuePtr; /* Pointer to the default value of an * argument, if any. NULL if not an argument * or, if an argument, no default value. */ Tcl_ResolvedVarInfo *resolveInfo; /* Customized variable resolution info * supplied by the Tcl_ResolveCompiledVarProc * associated with a namespace. Each variable * is marked by a unique ClientData tag during * compilation, and that same tag is used to * find the variable at runtime. */ char name[4]; /* Name of the local variable starts here. If * the name is NULL, this will just be '\0'. * The actual size of this field will be large * enough to hold the name. MUST BE THE LAST * FIELD IN THE STRUCTURE! */ } CompiledLocal; /* * The structure below defines a command procedure, which consists of a * collection of Tcl commands plus information about arguments and other local * variables recognized at compile time. */ typedef struct Proc { struct Interp *iPtr; /* Interpreter for which this command is * defined. */ int refCount; /* Reference count: 1 if still present in * command table plus 1 for each call to the * procedure that is currently active. This * structure can be freed when refCount * becomes zero. */ struct Command *cmdPtr; /* Points to the Command structure for this * procedure. This is used to get the * namespace in which to execute the * procedure. */ Tcl_Obj *bodyPtr; /* Points to the ByteCode object for * procedure's body command. */ int numArgs; /* Number of formal parameters. */ int numCompiledLocals; /* Count of local variables recognized by the * compiler including arguments and * temporaries. */ CompiledLocal *firstLocalPtr; /* Pointer to first of the procedure's * compiler-allocated local variables, or NULL * if none. The first numArgs entries in this * list describe the procedure's formal * arguments. */ CompiledLocal *lastLocalPtr;/* Pointer to the last allocated local * variable or NULL if none. This has frame * index (numCompiledLocals-1). */ } Proc; /* * The type of functions called to process errors found during the execution * of a procedure (or lambda term or ...). */ typedef void (*ProcErrorProc)(Tcl_Interp *interp, Tcl_Obj *procNameObj); /* * The structure below defines a command trace. This is used to allow Tcl * clients to find out whenever a command is about to be executed. */ typedef struct Trace { int level; /* Only trace commands at nesting level less * than or equal to this. */ Tcl_CmdObjTraceProc *proc; /* Procedure to call to trace command. */ ClientData clientData; /* Arbitrary value to pass to proc. */ struct Trace *nextPtr; /* Next in list of traces for this interp. */ int flags; /* Flags governing the trace - see * Tcl_CreateObjTrace for details. */ Tcl_CmdObjTraceDeleteProc *delProc; /* Procedure to call when trace is deleted. */ } Trace; /* * When an interpreter trace is active (i.e. its associated procedure is * executing), one of the following structures is linked into a list * associated with the interpreter. The information in the structure is needed * in order for Tcl to behave reasonably if traces are deleted while traces * are active. */ typedef struct ActiveInterpTrace { struct ActiveInterpTrace *nextPtr; /* Next in list of all active command traces * for the interpreter, or NULL if no more. */ Trace *nextTracePtr; /* Next trace to check after current trace * procedure returns; if this trace gets * deleted, must update pointer to avoid using * free'd memory. */ int reverseScan; /* Boolean set true when traces are scanning * in reverse order. */ } ActiveInterpTrace; /* * Flag values designating types of execution traces. See tclTrace.c for * related flag values. * * TCL_TRACE_ENTER_EXEC - triggers enter/enterstep traces. * - passed to Tcl_CreateObjTrace to set up * "enterstep" traces. * TCL_TRACE_LEAVE_EXEC - triggers leave/leavestep traces. * - passed to Tcl_CreateObjTrace to set up * "leavestep" traces. */ #define TCL_TRACE_ENTER_EXEC 1 #define TCL_TRACE_LEAVE_EXEC 2 /* * The structure below defines an entry in the assocData hash table which is * associated with an interpreter. The entry contains a pointer to a function * to call when the interpreter is deleted, and a pointer to a user-defined * piece of data. */ typedef struct AssocData { Tcl_InterpDeleteProc *proc; /* Proc to call when deleting. */ ClientData clientData; /* Value to pass to proc. */ } AssocData; /* * The structure below defines a call frame. A call frame defines a naming * context for a procedure call: its local naming scope (for local variables) * and its global naming scope (a namespace, perhaps the global :: namespace). * A call frame can also define the naming context for a namespace eval or * namespace inscope command: the namespace in which the command's code should * execute. The Tcl_CallFrame structures exist only while procedures or * namespace eval/inscope's are being executed, and provide a kind of Tcl call * stack. * * WARNING!! The structure definition must be kept consistent with the * Tcl_CallFrame structure in tcl.h. If you change one, change the other. */ /* * Will be grown to contain: pointers to the varnames (allocated at the end), * plus the init values for each variable (suitable to be memcopied on init) */ typedef struct LocalCache { int refCount; int numVars; Tcl_Obj *varName0; } LocalCache; #define localName(framePtr, i) \ ((&((framePtr)->localCachePtr->varName0))[(i)]) MODULE_SCOPE void TclFreeLocalCache(Tcl_Interp *interp, LocalCache *localCachePtr); typedef struct CallFrame { Namespace *nsPtr; /* Points to the namespace used to resolve * commands and global variables. */ int isProcCallFrame; /* If 0, the frame was pushed to execute a * namespace command and var references are * treated as references to namespace vars; * varTablePtr and compiledLocals are ignored. * If FRAME_IS_PROC is set, the frame was * pushed to execute a Tcl procedure and may * have local vars. */ int objc; /* This and objv below describe the arguments * for this procedure call. */ Tcl_Obj *const *objv; /* Array of argument objects. */ struct CallFrame *callerPtr; /* Value of interp->framePtr when this * procedure was invoked (i.e. next higher in * stack of all active procedures). */ struct CallFrame *callerVarPtr; /* Value of interp->varFramePtr when this * procedure was invoked (i.e. determines * variable scoping within caller). Same as * callerPtr unless an "uplevel" command or * something equivalent was active in the * caller). */ int level; /* Level of this procedure, for "uplevel" * purposes (i.e. corresponds to nesting of * callerVarPtr's, not callerPtr's). 1 for * outermost procedure, 0 for top-level. */ Proc *procPtr; /* Points to the structure defining the called * procedure. Used to get information such as * the number of compiled local variables * (local variables assigned entries ["slots"] * in the compiledLocals array below). */ TclVarHashTable *varTablePtr; /* Hash table containing local variables not * recognized by the compiler, or created at * execution time through, e.g., upvar. * Initially NULL and created if needed. */ int numCompiledLocals; /* Count of local variables recognized by the * compiler including arguments. */ Var *compiledLocals; /* Points to the array of local variables * recognized by the compiler. The compiler * emits code that refers to these variables * using an index into this array. */ ClientData clientData; /* Pointer to some context that is used by * object systems. The meaning of the contents * of this field is defined by the code that * sets it, and it should only ever be set by * the code that is pushing the frame. In that * case, the code that sets it should also * have some means of discovering what the * meaning of the value is, which we do not * specify. */ LocalCache *localCachePtr; } CallFrame; #define FRAME_IS_PROC 0x1 #define FRAME_IS_LAMBDA 0x2 /* * TIP #280 * The structure below defines a command frame. A command frame provides * location information for all commands executing a tcl script (source, eval, * uplevel, procedure bodies, ...). The runtime structure essentially contains * the stack trace as it would be if the currently executing command were to * throw an error. * * For commands where it makes sense it refers to the associated CallFrame as * well. * * The structures are chained in a single list, with the top of the stack * anchored in the Interp structure. * * Instances can be allocated on the C stack, or the heap, the former making * cleanup a bit simpler. */ typedef struct CmdFrame { /* * General data. Always available. */ int type; /* Values see below. */ int level; /* Number of frames in stack, prevent O(n) * scan of list. */ int *line; /* Lines the words of the command start on. */ int nline; CallFrame *framePtr; /* Procedure activation record, may be * NULL. */ struct CmdFrame *nextPtr; /* Link to calling frame. */ /* * Data needed for Eval vs TEBC * * EXECUTION CONTEXTS and usage of CmdFrame * * Field TEBC EvalEx EvalObjEx * ======= ==== ====== ========= * level yes yes yes * type BC/PREBC SRC/EVAL EVAL_LIST * line0 yes yes yes * framePtr yes yes yes * ======= ==== ====== ========= * * ======= ==== ====== ========= union data * line1 - yes - * line3 - yes - * path - yes - * ------- ---- ------ --------- * codePtr yes - - * pc yes - - * ======= ==== ====== ========= * * ======= ==== ====== ========= | union cmd * listPtr - - yes | * ------- ---- ------ --------- | * cmd yes yes - | * cmdlen yes yes - | * ------- ---- ------ --------- | */ union { struct { Tcl_Obj *path; /* Path of the sourced file the command is * in. */ } eval; struct { const void *codePtr;/* Byte code currently executed... */ const char *pc; /* ... and instruction pointer. */ } tebc; } data; union { struct { const char *cmd; /* The executed command, if possible... */ int len; /* ... and its length. */ } str; Tcl_Obj *listPtr; /* Tcl_EvalObjEx, cmd list. */ } cmd; } CmdFrame; typedef struct CFWord { CmdFrame *framePtr; /* CmdFrame to access. */ int word; /* Index of the word in the command. */ int refCount; /* Number of times the word is on the * stack. */ } CFWord; typedef struct CFWordBC { CmdFrame *framePtr; /* CmdFrame to access. */ int pc; /* Instruction pointer of a command in * ExtCmdLoc.loc[.] */ int word; /* Index of word in * ExtCmdLoc.loc[cmd]->line[.] */ struct CFWordBC *prevPtr; /* Previous entry in stack for same Tcl_Obj. */ } CFWordBC; /* * Structure to record the locations of invisible continuation lines in * literal scripts, as character offset from the beginning of the script. Both * compiler and direct evaluator use this information to adjust their line * counters when tracking through the script, because when it is invoked the * continuation line marker as a whole has been removed already, meaning that * the \n which was part of it is gone as well, breaking regular line * tracking. * * These structures are allocated and filled by both the function * TclSubstTokens() in the file "tclParse.c" and its caller TclEvalEx() in the * file "tclBasic.c", and stored in the thread-global hashtable "lineCLPtr" in * file "tclObj.c". They are used by the functions TclSetByteCodeFromAny() and * TclCompileScript(), both found in the file "tclCompile.c". Their memory is * released by the function TclFreeObj(), in the file "tclObj.c", and also by * the function TclThreadFinalizeObjects(), in the same file. */ #define CLL_END (-1) typedef struct ContLineLoc { int num; /* Number of entries in loc, not counting the * final -1 marker entry. */ int loc[1]; /* Table of locations, as character offsets. * The table is allocated as part of the * structure, extending behind the nominal end * of the structure. An entry containing the * value -1 is put after the last location, as * end-marker/sentinel. */ } ContLineLoc; /* * The following macros define the allowed values for the type field of the * CmdFrame structure above. Some of the values occur only in the extended * location data referenced via the 'baseLocPtr'. * * TCL_LOCATION_EVAL : Frame is for a script evaluated by EvalEx. * TCL_LOCATION_EVAL_LIST : Frame is for a script evaluated by the list * optimization path of EvalObjEx. * TCL_LOCATION_BC : Frame is for bytecode. * TCL_LOCATION_PREBC : Frame is for precompiled bytecode. * TCL_LOCATION_SOURCE : Frame is for a script evaluated by EvalEx, from a * sourced file. * TCL_LOCATION_PROC : Frame is for bytecode of a procedure. * * A TCL_LOCATION_BC type in a frame can be overridden by _SOURCE and _PROC * types, per the context of the byte code in execution. */ #define TCL_LOCATION_EVAL (0) /* Location in a dynamic eval script. */ #define TCL_LOCATION_EVAL_LIST (1) /* Location in a dynamic eval script, * list-path. */ #define TCL_LOCATION_BC (2) /* Location in byte code. */ #define TCL_LOCATION_PREBC (3) /* Location in precompiled byte code, no * location. */ #define TCL_LOCATION_SOURCE (4) /* Location in a file. */ #define TCL_LOCATION_PROC (5) /* Location in a dynamic proc. */ #define TCL_LOCATION_LAST (6) /* Number of values in the enum. */ /* * Structure passed to describe procedure-like "procedures" that are not * procedures (e.g. a lambda) so that their details can be reported correctly * by [info frame]. Contains a sub-structure for each extra field. */ typedef Tcl_Obj *(*GetFrameInfoValueProc)(ClientData clientData); typedef struct { const char *name; /* Name of this field. */ GetFrameInfoValueProc proc; /* Function to generate a Tcl_Obj* from the * clientData, or just use the clientData * directly (after casting) if NULL. */ ClientData clientData; /* Context for above function, or Tcl_Obj* if * proc field is NULL. */ } ExtraFrameInfoField; typedef struct { int length; /* Length of array. */ ExtraFrameInfoField fields[2]; /* Really as long as necessary, but this is * long enough for nearly anything. */ } ExtraFrameInfo; /* *---------------------------------------------------------------- * Data structures and procedures related to TclHandles, which are a very * lightweight method of preserving enough information to determine if an * arbitrary malloc'd block has been deleted. *---------------------------------------------------------------- */ typedef void **TclHandle; /* *---------------------------------------------------------------- * Experimental flag value passed to Tcl_GetRegExpFromObj. Intended for use * only by Expect. It will probably go away in a later release. *---------------------------------------------------------------- */ #define TCL_REG_BOSONLY 002000 /* Prepend \A to pattern so it only matches at * the beginning of the string. */ /* * These are a thin layer over TclpThreadKeyDataGet and TclpThreadKeyDataSet * when threads are used, or an emulation if there are no threads. These are * really internal and Tcl clients should use Tcl_GetThreadData. */ MODULE_SCOPE void * TclThreadDataKeyGet(Tcl_ThreadDataKey *keyPtr); MODULE_SCOPE void TclThreadDataKeySet(Tcl_ThreadDataKey *keyPtr, void *data); /* * This is a convenience macro used to initialize a thread local storage ptr. */ #define TCL_TSD_INIT(keyPtr) \ (ThreadSpecificData *)Tcl_GetThreadData((keyPtr), sizeof(ThreadSpecificData)) /* *---------------------------------------------------------------- * Data structures related to bytecode compilation and execution. These are * used primarily in tclCompile.c, tclExecute.c, and tclBasic.c. *---------------------------------------------------------------- */ /* * Forward declaration to prevent errors when the forward references to * Tcl_Parse and CompileEnv are encountered in the procedure type CompileProc * declared below. */ struct CompileEnv; /* * The type of procedures called by the Tcl bytecode compiler to compile * commands. Pointers to these procedures are kept in the Command structure * describing each command. The integer value returned by a CompileProc must * be one of the following: * * TCL_OK Compilation completed normally. * TCL_ERROR Compilation could not be completed. This can be just a * judgment by the CompileProc that the command is too * complex to compile effectively, or it can indicate * that in the current state of the interp, the command * would raise an error. The bytecode compiler will not * do any error reporting at compiler time. Error * reporting is deferred until the actual runtime, * because by then changes in the interp state may allow * the command to be successfully evaluated. * TCL_OUT_LINE_COMPILE A source-compatible alias for TCL_ERROR, kept for the * sake of old code only. */ #define TCL_OUT_LINE_COMPILE TCL_ERROR typedef int (CompileProc)(Tcl_Interp *interp, Tcl_Parse *parsePtr, struct Command *cmdPtr, struct CompileEnv *compEnvPtr); /* * The type of procedure called from the compilation hook point in * SetByteCodeFromAny. */ typedef int (CompileHookProc)(Tcl_Interp *interp, struct CompileEnv *compEnvPtr, ClientData clientData); /* * The data structure for a (linked list of) execution stacks. */ typedef struct ExecStack { struct ExecStack *prevPtr; struct ExecStack *nextPtr; Tcl_Obj **markerPtr; Tcl_Obj **endPtr; Tcl_Obj **tosPtr; Tcl_Obj *stackWords[1]; } ExecStack; /* * The data structure defining the execution environment for ByteCode's. * There is one ExecEnv structure per Tcl interpreter. It holds the evaluation * stack that holds command operands and results. The stack grows towards * increasing addresses. The member stackPtr points to the stackItems of the * currently active execution stack. */ typedef struct ExecEnv { ExecStack *execStackPtr; /* Points to the first item in the evaluation * stack on the heap. */ Tcl_Obj *constants[2]; /* Pointers to constant "0" and "1" objs. */ } ExecEnv; /* * The definitions for the LiteralTable and LiteralEntry structures. Each * interpreter contains a LiteralTable. It is used to reduce the storage * needed for all the Tcl objects that hold the literals of scripts compiled * by the interpreter. A literal's object is shared by all the ByteCodes that * refer to the literal. Each distinct literal has one LiteralEntry entry in * the LiteralTable. A literal table is a specialized hash table that is * indexed by the literal's string representation, which may contain null * characters. * * Note that we reduce the space needed for literals by sharing literal * objects both within a ByteCode (each ByteCode contains a local * LiteralTable) and across all an interpreter's ByteCodes (with the * interpreter's global LiteralTable). */ typedef struct LiteralEntry { struct LiteralEntry *nextPtr; /* Points to next entry in this hash bucket or * NULL if end of chain. */ Tcl_Obj *objPtr; /* Points to Tcl object that holds the * literal's bytes and length. */ int refCount; /* If in an interpreter's global literal * table, the number of ByteCode structures * that share the literal object; the literal * entry can be freed when refCount drops to * 0. If in a local literal table, -1. */ Namespace *nsPtr; /* Namespace in which this literal is used. We * try to avoid sharing literal non-FQ command * names among different namespaces to reduce * shimmering. */ } LiteralEntry; typedef struct LiteralTable { LiteralEntry **buckets; /* Pointer to bucket array. Each element * points to first entry in bucket's hash * chain, or NULL. */ LiteralEntry *staticBuckets[TCL_SMALL_HASH_TABLE]; /* Bucket array used for small tables to avoid * mallocs and frees. */ int numBuckets; /* Total number of buckets allocated at * **buckets. */ int numEntries; /* Total number of entries present in * table. */ int rebuildSize; /* Enlarge table when numEntries gets to be * this large. */ int mask; /* Mask value used in hashing function. */ } LiteralTable; /* * The following structure defines for each Tcl interpreter various * statistics-related information about the bytecode compiler and * interpreter's operation in that interpreter. */ #ifdef TCL_COMPILE_STATS typedef struct ByteCodeStats { long numExecutions; /* Number of ByteCodes executed. */ long numCompilations; /* Number of ByteCodes created. */ long numByteCodesFreed; /* Number of ByteCodes destroyed. */ long instructionCount[256]; /* Number of times each instruction was * executed. */ double totalSrcBytes; /* Total source bytes ever compiled. */ double totalByteCodeBytes; /* Total bytes for all ByteCodes. */ double currentSrcBytes; /* Src bytes for all current ByteCodes. */ double currentByteCodeBytes;/* Code bytes in all current ByteCodes. */ long srcCount[32]; /* Source size distribution: # of srcs of * size [2**(n-1)..2**n), n in [0..32). */ long byteCodeCount[32]; /* ByteCode size distribution. */ long lifetimeCount[32]; /* ByteCode lifetime distribution (ms). */ double currentInstBytes; /* Instruction bytes-current ByteCodes. */ double currentLitBytes; /* Current literal bytes. */ double currentExceptBytes; /* Current exception table bytes. */ double currentAuxBytes; /* Current auxiliary information bytes. */ double currentCmdMapBytes; /* Current src<->code map bytes. */ long numLiteralsCreated; /* Total literal objects ever compiled. */ double totalLitStringBytes; /* Total string bytes in all literals. */ double currentLitStringBytes; /* String bytes in current literals. */ long literalCount[32]; /* Distribution of literal string sizes. */ } ByteCodeStats; #endif /* TCL_COMPILE_STATS */ /* * Structure used in implementation of those core ensembles which are * partially compiled. Used as an array of these, with a terminating field * whose 'name' is NULL. */ typedef struct { const char *name; /* The name of the subcommand. */ Tcl_ObjCmdProc *proc; /* The implementation of the subcommand. */ CompileProc *compileProc; /* The compiler for the subcommand. */ } EnsembleImplMap; /* *---------------------------------------------------------------- * Data structures related to commands. *---------------------------------------------------------------- */ /* * An imported command is created in an namespace when it imports a "real" * command from another namespace. An imported command has a Command structure * that points (via its ClientData value) to the "real" Command structure in * the source namespace's command table. The real command records all the * imported commands that refer to it in a list of ImportRef structures so * that they can be deleted when the real command is deleted. */ typedef struct ImportRef { struct Command *importedCmdPtr; /* Points to the imported command created in * an importing namespace; this command * redirects its invocations to the "real" * command. */ struct ImportRef *nextPtr; /* Next element on the linked list of imported * commands that refer to the "real" command. * The real command deletes these imported * commands on this list when it is * deleted. */ } ImportRef; /* * Data structure used as the ClientData of imported commands: commands * created in an namespace when it imports a "real" command from another * namespace. */ typedef struct ImportedCmdData { struct Command *realCmdPtr; /* "Real" command that this imported command * refers to. */ struct Command *selfPtr; /* Pointer to this imported command. Needed * only when deleting it in order to remove it * from the real command's linked list of * imported commands that refer to it. */ } ImportedCmdData; /* * A Command structure exists for each command in a namespace. The Tcl_Command * opaque type actually refers to these structures. */ typedef struct Command { Tcl_HashEntry *hPtr; /* Pointer to the hash table entry that refers * to this command. The hash table is either a * namespace's command table or an * interpreter's hidden command table. This * pointer is used to get a command's name * from its Tcl_Command handle. NULL means * that the hash table entry has been removed * already (this can happen if deleteProc * causes the command to be deleted or * recreated). */ Namespace *nsPtr; /* Points to the namespace containing this * command. */ int refCount; /* 1 if in command hashtable plus 1 for each * reference from a CmdName Tcl object * representing a command's name in a ByteCode * instruction sequence. This structure can be * freed when refCount becomes zero. */ int cmdEpoch; /* Incremented to invalidate any references * that point to this command when it is * renamed, deleted, hidden, or exposed. */ CompileProc *compileProc; /* Procedure called to compile command. NULL * if no compile proc exists for command. */ Tcl_ObjCmdProc *objProc; /* Object-based command procedure. */ ClientData objClientData; /* Arbitrary value passed to object proc. */ Tcl_CmdProc *proc; /* String-based command procedure. */ ClientData clientData; /* Arbitrary value passed to string proc. */ Tcl_CmdDeleteProc *deleteProc; /* Procedure invoked when deleting command to, * e.g., free all client data. */ ClientData deleteData; /* Arbitrary value passed to deleteProc. */ int flags; /* Miscellaneous bits of information about * command. See below for definitions. */ ImportRef *importRefPtr; /* List of each imported Command created in * another namespace when this command is * imported. These imported commands redirect * invocations back to this command. The list * is used to remove all those imported * commands when deleting this "real" * command. */ CommandTrace *tracePtr; /* First in list of all traces set for this * command. */ } Command; /* * Flag bits for commands. * * CMD_IS_DELETED - Means that the command is in the process of * being deleted (its deleteProc is currently * executing). Other attempts to delete the * command should be ignored. * CMD_TRACE_ACTIVE - 1 means that trace processing is currently * underway for a rename/delete change. See the * two flags below for which is currently being * processed. * CMD_HAS_EXEC_TRACES - 1 means that this command has at least one * execution trace (as opposed to simple * delete/rename traces) in its tracePtr list. * TCL_TRACE_RENAME - A rename trace is in progress. Further * recursive renames will not be traced. * TCL_TRACE_DELETE - A delete trace is in progress. Further * recursive deletes will not be traced. * (these last two flags are defined in tcl.h) */ #define CMD_IS_DELETED 0x1 #define CMD_TRACE_ACTIVE 0x2 #define CMD_HAS_EXEC_TRACES 0x4 /* *---------------------------------------------------------------- * Data structures related to name resolution procedures. *---------------------------------------------------------------- */ /* * The interpreter keeps a linked list of name resolution schemes. The scheme * for a namespace is consulted first, followed by the list of schemes in an * interpreter, followed by the default name resolution in Tcl. Schemes are * added/removed from the interpreter's list by calling Tcl_AddInterpResolver * and Tcl_RemoveInterpResolver. */ typedef struct ResolverScheme { char *name; /* Name identifying this scheme. */ Tcl_ResolveCmdProc *cmdResProc; /* Procedure handling command name * resolution. */ Tcl_ResolveVarProc *varResProc; /* Procedure handling variable name resolution * for variables that can only be handled at * runtime. */ Tcl_ResolveCompiledVarProc *compiledVarResProc; /* Procedure handling variable name resolution * at compile time. */ struct ResolverScheme *nextPtr; /* Pointer to next record in linked list. */ } ResolverScheme; /* * Forward declaration of the TIP#143 limit handler structure. */ typedef struct LimitHandler LimitHandler; /* * TIP #268. * Values for the selection mode, i.e the package require preferences. */ enum PkgPreferOptions { PKG_PREFER_LATEST, PKG_PREFER_STABLE }; /* *---------------------------------------------------------------- * This structure defines an interpreter, which is a collection of commands * plus other state information related to interpreting commands, such as * variable storage. Primary responsibility for this data structure is in * tclBasic.c, but almost every Tcl source file uses something in here. *---------------------------------------------------------------- */ typedef struct Interp { /* * Note: the first three fields must match exactly the fields in a * Tcl_Interp struct (see tcl.h). If you change one, be sure to change the * other. * * The interpreter's result is held in both the string and the * objResultPtr fields. These fields hold, respectively, the result's * string or object value. The interpreter's result is always in the * result field if that is non-empty, otherwise it is in objResultPtr. * The two fields are kept consistent unless some C code sets * interp->result directly. Programs should not access result and * objResultPtr directly; instead, they should always get and set the * result using procedures such as Tcl_SetObjResult, Tcl_GetObjResult, and * Tcl_GetStringResult. See the SetResult man page for details. */ char *result; /* If the last command returned a string * result, this points to it. Should not be * accessed directly; see comment above. */ Tcl_FreeProc *freeProc; /* Zero means a string result is statically * allocated. TCL_DYNAMIC means string result * was allocated with ckalloc and should be * freed with ckfree. Other values give * address of procedure to invoke to free the * string result. Tcl_Eval must free it before * executing next command. */ int errorLine; /* When TCL_ERROR is returned, this gives the * line number in the command where the error * occurred (1 means first line). */ struct TclStubs *stubTable; /* Pointer to the exported Tcl stub table. On * previous versions of Tcl this is a pointer * to the objResultPtr or a pointer to a * buckets array in a hash table. We therefore * have to do some careful checking before we * can use this. */ TclHandle handle; /* Handle used to keep track of when this * interp is deleted. */ Namespace *globalNsPtr; /* The interpreter's global namespace. */ Tcl_HashTable *hiddenCmdTablePtr; /* Hash table used by tclBasic.c to keep track * of hidden commands on a per-interp * basis. */ ClientData interpInfo; /* Information used by tclInterp.c to keep * track of master/slave interps on a * per-interp basis. */ Tcl_HashTable unused2; /* No longer used (was mathFuncTable) */ /* * Information related to procedures and variables. See tclProc.c and * tclVar.c for usage. */ int numLevels; /* Keeps track of how many nested calls to * Tcl_Eval are in progress for this * interpreter. It's used to delay deletion of * the table until all Tcl_Eval invocations * are completed. */ int maxNestingDepth; /* If numLevels exceeds this value then Tcl * assumes that infinite recursion has * occurred and it generates an error. */ CallFrame *framePtr; /* Points to top-most in stack of all nested * procedure invocations. */ CallFrame *varFramePtr; /* Points to the call frame whose variables * are currently in use (same as framePtr * unless an "uplevel" command is * executing). */ ActiveVarTrace *activeVarTracePtr; /* First in list of active traces for interp, * or NULL if no active traces. */ int returnCode; /* [return -code] parameter. */ CallFrame *rootFramePtr; /* Global frame pointer for this * interpreter. */ Namespace *lookupNsPtr; /* Namespace to use ONLY on the next * TCL_EVAL_INVOKE call to Tcl_EvalObjv. */ /* * Information used by Tcl_AppendResult to keep track of partial results. * See Tcl_AppendResult code for details. */ char *appendResult; /* Storage space for results generated by * Tcl_AppendResult. Ckalloc-ed. NULL means * not yet allocated. */ int appendAvl; /* Total amount of space available at * partialResult. */ int appendUsed; /* Number of non-null bytes currently stored * at partialResult. */ /* * Information about packages. Used only in tclPkg.c. */ Tcl_HashTable packageTable; /* Describes all of the packages loaded in or * available to this interpreter. Keys are * package names, values are (Package *) * pointers. */ char *packageUnknown; /* Command to invoke during "package require" * commands for packages that aren't described * in packageTable. Ckalloc'ed, may be * NULL. */ /* * Miscellaneous information: */ int cmdCount; /* Total number of times a command procedure * has been called for this interpreter. */ int evalFlags; /* Flags to control next call to Tcl_Eval. * Normally zero, but may be set before * calling Tcl_Eval. See below for valid * values. */ int unused1; /* No longer used (was termOffset) */ LiteralTable literalTable; /* Contains LiteralEntry's describing all Tcl * objects holding literals of scripts * compiled by the interpreter. Indexed by the * string representations of literals. Used to * avoid creating duplicate objects. */ int compileEpoch; /* Holds the current "compilation epoch" for * this interpreter. This is incremented to * invalidate existing ByteCodes when, e.g., a * command with a compile procedure is * redefined. */ Proc *compiledProcPtr; /* If a procedure is being compiled, a pointer * to its Proc structure; otherwise, this is * NULL. Set by ObjInterpProc in tclProc.c and * used by tclCompile.c to process local * variables appropriately. */ ResolverScheme *resolverPtr; /* Linked list of name resolution schemes * added to this interpreter. Schemes are * added and removed by calling * Tcl_AddInterpResolvers and * Tcl_RemoveInterpResolver respectively. */ Tcl_Obj *scriptFile; /* NULL means there is no nested source * command active; otherwise this points to * pathPtr of the file being sourced. */ int flags; /* Various flag bits. See below. */ long randSeed; /* Seed used for rand() function. */ Trace *tracePtr; /* List of traces for this interpreter. */ Tcl_HashTable *assocData; /* Hash table for associating data with this * interpreter. Cleaned up when this * interpreter is deleted. */ struct ExecEnv *execEnvPtr; /* Execution environment for Tcl bytecode * execution. Contains a pointer to the Tcl * evaluation stack. */ Tcl_Obj *emptyObjPtr; /* Points to an object holding an empty * string. Returned by Tcl_ObjSetVar2 when * variable traces change a variable in a * gross way. */ char resultSpace[TCL_RESULT_SIZE+1]; /* Static space holding small results. */ Tcl_Obj *objResultPtr; /* If the last command returned an object * result, this points to it. Should not be * accessed directly; see comment above. */ Tcl_ThreadId threadId; /* ID of thread that owns the interpreter. */ ActiveCommandTrace *activeCmdTracePtr; /* First in list of active command traces for * interp, or NULL if no active traces. */ ActiveInterpTrace *activeInterpTracePtr; /* First in list of active traces for interp, * or NULL if no active traces. */ int tracesForbiddingInline; /* Count of traces (in the list headed by * tracePtr) that forbid inline bytecode * compilation. */ /* * Fields used to manage extensible return options (TIP 90). */ Tcl_Obj *returnOpts; /* A dictionary holding the options to the * last [return] command. */ Tcl_Obj *errorInfo; /* errorInfo value (now as a Tcl_Obj). */ Tcl_Obj *eiVar; /* cached ref to ::errorInfo variable. */ Tcl_Obj *errorCode; /* errorCode value (now as a Tcl_Obj). */ Tcl_Obj *ecVar; /* cached ref to ::errorInfo variable. */ int returnLevel; /* [return -level] parameter. */ /* * Resource limiting framework support (TIP#143). */ struct { int active; /* Flag values defining which limits have been * set. */ int granularityTicker; /* Counter used to determine how often to * check the limits. */ int exceeded; /* Which limits have been exceeded, described * as flag values the same as the 'active' * field. */ int cmdCount; /* Limit for how many commands to execute in * the interpreter. */ LimitHandler *cmdHandlers; /* Handlers to execute when the limit is * reached. */ int cmdGranularity; /* Mod factor used to determine how often to * evaluate the limit check. */ Tcl_Time time; /* Time limit for execution within the * interpreter. */ LimitHandler *timeHandlers; /* Handlers to execute when the limit is * reached. */ int timeGranularity; /* Mod factor used to determine how often to * evaluate the limit check. */ Tcl_TimerToken timeEvent; /* Handle for a timer callback that will occur * when the time-limit is exceeded. */ Tcl_HashTable callbacks;/* Mapping from (interp,type) pair to data * used to install a limit handler callback to * run in _this_ interp when the limit is * exceeded. */ } limit; /* * Information for improved default error generation from ensembles * (TIP#112). */ struct { Tcl_Obj *const *sourceObjs; /* What arguments were actually input into the * *root* ensemble command? (Nested ensembles * don't rewrite this.) NULL if we're not * processing an ensemble. */ int numRemovedObjs; /* How many arguments have been stripped off * because of ensemble processing. */ int numInsertedObjs; /* How many of the current arguments were * inserted by an ensemble. */ } ensembleRewrite; /* * TIP #219: Global info for the I/O system. */ Tcl_Obj *chanMsg; /* Error message set by channel drivers, for * the propagation of arbitrary Tcl errors. * This information, if present (chanMsg not * NULL), takes precedence over a POSIX error * code returned by a channel operation. */ /* * Source code origin information (TIP #280). */ CmdFrame *cmdFramePtr; /* Points to the command frame containing the * location information for the current * command. */ const CmdFrame *invokeCmdFramePtr; /* Points to the command frame which is the * invoking context of the bytecode compiler. * NULL when the byte code compiler is not * active. */ int invokeWord; /* Index of the word in the command which * is getting compiled. */ Tcl_HashTable *linePBodyPtr;/* This table remembers for each statically * defined procedure the location information * for its body. It is keyed by the address of * the Proc structure for a procedure. The * values are "struct CmdFrame*". */ Tcl_HashTable *lineBCPtr; /* This table remembers for each ByteCode * object the location information for its * body. It is keyed by the address of the * Proc structure for a procedure. The values * are "struct ExtCmdLoc*". (See * tclCompile.h) */ Tcl_HashTable *lineLABCPtr; Tcl_HashTable *lineLAPtr; /* This table remembers for each argument of a * command on the execution stack the index of * the argument in the command, and the * location data of the command. It is keyed * by the address of the Tcl_Obj containing * the argument. The values are "struct * CFWord*" (See tclBasic.c). This allows * commands like uplevel, eval, etc. to find * location information for their arguments, * if they are a proper literal argument to an * invoking command. Alt view: An index to the * CmdFrame stack keyed by command argument * holders. */ ContLineLoc *scriptCLLocPtr;/* This table points to the location data for * invisible continuation lines in the script, * if any. This pointer is set by the function * TclEvalObjEx() in file "tclBasic.c", and * used by function ...() in the same file. * It does for the eval/direct path of script * execution what CompileEnv.clLoc does for * the bytecode compiler. */ /* * TIP #268. The currently active selection mode, i.e. the package require * preferences. */ int packagePrefer; /* Current package selection mode. */ /* * Hashtables for variable traces and searches. */ Tcl_HashTable varTraces; /* Hashtable holding the start of a variable's * active trace list; varPtr is the key. */ Tcl_HashTable varSearches; /* Hashtable holding the start of a variable's * active searches list; varPtr is the key. */ /* * The thread-specific data ekeko: cache pointers or values that * (a) do not change during the thread's lifetime * (b) require access to TSD to determine at runtime * (c) are accessed very often (e.g., at each command call) * * Note that these are the same for all interps in the same thread. They * just have to be initialised for the thread's master interp, slaves * inherit the value. * * They are used by the macros defined below. */ void *allocCache; void *pendingObjDataPtr; /* Pointer to the Cache and PendingObjData * structs for this interp's thread; see * tclObj.c and tclThreadAlloc.c */ int *asyncReadyPtr; /* Pointer to the asyncReady indicator for * this interp's thread; see tclAsync.c */ int *stackBound; /* Pointer to the limit stack address * allowable for invoking a new command * without "risking" a C-stack overflow; see * TclpCheckStackSpace in the platform's * directory. */ #ifdef TCL_COMPILE_STATS /* * Statistical information about the bytecode compiler and interpreter's * operation. */ ByteCodeStats stats; /* Holds compilation and execution statistics * for this interpreter. */ #endif /* TCL_COMPILE_STATS */ } Interp; /* * Macros that use the TSD-ekeko. */ #define TclAsyncReady(iPtr) \ *((iPtr)->asyncReadyPtr) /* * General list of interpreters. Doubly linked for easier removal of items * deep in the list. */ typedef struct InterpList { Interp *interpPtr; struct InterpList *prevPtr; struct InterpList *nextPtr; } InterpList; /* * Macros for splicing into and out of doubly linked lists. They assume * existence of struct items 'prevPtr' and 'nextPtr'. * * a = element to add or remove. * b = list head. * * TclSpliceIn adds to the head of the list. */ #define TclSpliceIn(a,b) \ (a)->nextPtr = (b); \ if ((b) != NULL) { \ (b)->prevPtr = (a); \ } \ (a)->prevPtr = NULL, (b) = (a); #define TclSpliceOut(a,b) \ if ((a)->prevPtr != NULL) { \ (a)->prevPtr->nextPtr = (a)->nextPtr; \ } else { \ (b) = (a)->nextPtr; \ } \ if ((a)->nextPtr != NULL) { \ (a)->nextPtr->prevPtr = (a)->prevPtr; \ } /* * EvalFlag bits for Interp structures: * * TCL_ALLOW_EXCEPTIONS 1 means it's OK for the script to terminate with a * code other than TCL_OK or TCL_ERROR; 0 means codes * other than these should be turned into errors. */ #define TCL_ALLOW_EXCEPTIONS 4 #define TCL_EVAL_FILE 2 #define TCL_EVAL_CTX 8 /* * Flag bits for Interp structures: * * DELETED: Non-zero means the interpreter has been deleted: * don't process any more commands for it, and destroy * the structure as soon as all nested invocations of * Tcl_Eval are done. * ERR_ALREADY_LOGGED: Non-zero means information has already been logged in * iPtr->errorInfo for the current Tcl_Eval instance, so * Tcl_Eval needn't log it (used to implement the "error * message log" command). * DONT_COMPILE_CMDS_INLINE: Non-zero means that the bytecode compiler should * not compile any commands into an inline sequence of * instructions. This is set 1, for example, when command * traces are requested. * RAND_SEED_INITIALIZED: Non-zero means that the randSeed value of the interp * has not be initialized. This is set 1 when we first * use the rand() or srand() functions. * SAFE_INTERP: Non zero means that the current interp is a safe * interp (i.e. it has only the safe commands installed, * less priviledge than a regular interp). * INTERP_DEBUG_FRAME: Used for switching on various extra interpreter * debug/info mechanisms (e.g. info frame eval/uplevel * tracing) which are performance intensive. * INTERP_TRACE_IN_PROGRESS: Non-zero means that an interp trace is currently * active; so no further trace callbacks should be * invoked. * INTERP_ALTERNATE_WRONG_ARGS: Used for listing second and subsequent forms * of the wrong-num-args string in Tcl_WrongNumArgs. * Makes it append instead of replacing and uses * different intermediate text. * * WARNING: For the sake of some extensions that have made use of former * internal values, do not re-use the flag values 2 (formerly ERR_IN_PROGRESS) * or 8 (formerly ERROR_CODE_SET). */ #define DELETED 1 #define ERR_ALREADY_LOGGED 4 #define INTERP_DEBUG_FRAME 0x10 #define DONT_COMPILE_CMDS_INLINE 0x20 #define RAND_SEED_INITIALIZED 0x40 #define SAFE_INTERP 0x80 #define INTERP_TRACE_IN_PROGRESS 0x200 #define INTERP_ALTERNATE_WRONG_ARGS 0x400 #define ERR_LEGACY_COPY 0x800 /* * Maximum number of levels of nesting permitted in Tcl commands (used to * catch infinite recursion). */ #define MAX_NESTING_DEPTH 1000 /* * TIP#143 limit handler internal representation. */ struct LimitHandler { int flags; /* The state of this particular handler. */ Tcl_LimitHandlerProc *handlerProc; /* The handler callback. */ ClientData clientData; /* Opaque argument to the handler callback. */ Tcl_LimitHandlerDeleteProc *deleteProc; /* How to delete the clientData. */ LimitHandler *prevPtr; /* Previous item in linked list of * handlers. */ LimitHandler *nextPtr; /* Next item in linked list of handlers. */ }; /* * Values for the LimitHandler flags field. * LIMIT_HANDLER_ACTIVE - Whether the handler is currently being * processed; handlers are never to be entered reentrantly. * LIMIT_HANDLER_DELETED - Whether the handler has been deleted. This * should not normally be observed because when a handler is * deleted it is also spliced out of the list of handlers, but * even so we will be careful. */ #define LIMIT_HANDLER_ACTIVE 0x01 #define LIMIT_HANDLER_DELETED 0x02 /* * 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)) /* * This macro is used to properly align the memory allocated by Tcl, giving * the same alignment as the native malloc. */ #if defined(__APPLE__) #define TCL_ALLOCALIGN 16 #else #define TCL_ALLOCALIGN (2*sizeof(void *)) #endif /* * This macro is used to determine the offset needed to safely allocate any * data structure in memory. Given a starting offset or size, it "rounds up" * or "aligns" the offset to the next 8-byte boundary so that any data * structure can be placed at the resulting offset without fear of an * alignment error. * * WARNING!! DO NOT USE THIS MACRO TO ALIGN POINTERS: it will produce the * wrong result on platforms that allocate addresses that are divisible by 4 * or 2. Only use it for offsets or sizes. * * This macro is only used by tclCompile.c in the core (Bug 926445). It * however not be made file static, as extensions that touch bytecodes * (notably tbcload) require it. */ #define TCL_ALIGN(x) (((int)(x) + 7) & ~7) /* * The following enum values are used to specify the runtime platform setting * of the tclPlatform variable. */ typedef enum { TCL_PLATFORM_UNIX = 0, /* Any Unix-like OS. */ TCL_PLATFORM_WINDOWS = 2 /* Any Microsoft Windows OS. */ } TclPlatformType; /* * The following enum values are used to indicate the translation of a Tcl * channel. Declared here so that each platform can define * TCL_PLATFORM_TRANSLATION to the native translation on that platform. */ typedef enum TclEolTranslation { TCL_TRANSLATE_AUTO, /* Eol == \r, \n and \r\n. */ TCL_TRANSLATE_CR, /* Eol == \r. */ TCL_TRANSLATE_LF, /* Eol == \n. */ TCL_TRANSLATE_CRLF /* Eol == \r\n. */ } TclEolTranslation; /* * Flags for TclInvoke: * * TCL_INVOKE_HIDDEN Invoke a hidden command; if not set, invokes * an exposed command. * TCL_INVOKE_NO_UNKNOWN If set, "unknown" is not invoked if the * command to be invoked is not found. Only has * an effect if invoking an exposed command, * i.e. if TCL_INVOKE_HIDDEN is not also set. * TCL_INVOKE_NO_TRACEBACK Does not record traceback information if the * invoked command returns an error. Used if the * caller plans on recording its own traceback * information. */ #define TCL_INVOKE_HIDDEN (1<<0) #define TCL_INVOKE_NO_UNKNOWN (1<<1) #define TCL_INVOKE_NO_TRACEBACK (1<<2) /* * The structure used as the internal representation of Tcl list objects. This * struct is grown (reallocated and copied) as necessary to hold all the * list's element pointers. The struct might contain more slots than currently * used to hold all element pointers. This is done to make append operations * faster. */ typedef struct List { int refCount; int maxElemCount; /* Total number of element array slots. */ int elemCount; /* Current number of list elements. */ int canonicalFlag; /* Set if the string representation was * derived from the list representation. May * be ignored if there is no string rep at * all.*/ Tcl_Obj *elements; /* First list element; the struct is grown to * accomodate all elements. */ } List; /* * Macro used to get the elements of a list object. */ #define ListRepPtr(listPtr) \ ((List *) (listPtr)->internalRep.twoPtrValue.ptr1) #define ListObjGetElements(listPtr, objc, objv) \ ((objv) = &(ListRepPtr(listPtr)->elements), \ (objc) = ListRepPtr(listPtr)->elemCount) #define ListObjLength(listPtr, len) \ ((len) = ListRepPtr(listPtr)->elemCount) #define TclListObjGetElements(interp, listPtr, objcPtr, objvPtr) \ (((listPtr)->typePtr == &tclListType) \ ? ((ListObjGetElements((listPtr), *(objcPtr), *(objvPtr))), TCL_OK)\ : Tcl_ListObjGetElements((interp), (listPtr), (objcPtr), (objvPtr))) #define TclListObjLength(interp, listPtr, lenPtr) \ (((listPtr)->typePtr == &tclListType) \ ? ((ListObjLength((listPtr), *(lenPtr))), TCL_OK)\ : Tcl_ListObjLength((interp), (listPtr), (lenPtr))) /* * Macros providing a faster path to integers: Tcl_GetLongFromObj everywhere, * Tcl_GetIntFromObj and TclGetIntForIndex on platforms where longs are ints. * * WARNING: these macros eval their args more than once. */ #define TclGetLongFromObj(interp, objPtr, longPtr) \ (((objPtr)->typePtr == &tclIntType) \ ? ((*(longPtr) = (objPtr)->internalRep.longValue), TCL_OK) \ : Tcl_GetLongFromObj((interp), (objPtr), (longPtr))) #if (LONG_MAX == INT_MAX) #define TclGetIntFromObj(interp, objPtr, intPtr) \ (((objPtr)->typePtr == &tclIntType) \ ? ((*(intPtr) = (objPtr)->internalRep.longValue), TCL_OK) \ : Tcl_GetIntFromObj((interp), (objPtr), (intPtr))) #define TclGetIntForIndexM(interp, objPtr, endValue, idxPtr) \ (((objPtr)->typePtr == &tclIntType) \ ? ((*(idxPtr) = (objPtr)->internalRep.longValue), TCL_OK) \ : TclGetIntForIndex((interp), (objPtr), (endValue), (idxPtr))) #else #define TclGetIntFromObj(interp, objPtr, intPtr) \ Tcl_GetIntFromObj((interp), (objPtr), (intPtr)) #define TclGetIntForIndexM(interp, objPtr, ignore, idxPtr) \ TclGetIntForIndex(interp, objPtr, ignore, idxPtr) #endif /* * Flag values for TclTraceDictPath(). * * DICT_PATH_READ indicates that all entries on the path must exist but no * updates will be needed. * * DICT_PATH_UPDATE indicates that we are going to be doing an update at the * tip of the path, so duplication of shared objects should be done along the * way. * * DICT_PATH_EXISTS indicates that we are performing an existance test and a * lookup failure should therefore not be an error. If (and only if) this flag * is set, TclTraceDictPath() will return the special value * DICT_PATH_NON_EXISTENT if the path is not traceable. * * DICT_PATH_CREATE (which also requires the DICT_PATH_UPDATE bit to be set) * indicates that we are to create non-existant dictionaries on the path. */ #define DICT_PATH_READ 0 #define DICT_PATH_UPDATE 1 #define DICT_PATH_EXISTS 2 #define DICT_PATH_CREATE 5 #define DICT_PATH_NON_EXISTENT ((Tcl_Obj *) (void *) 1) /* *---------------------------------------------------------------- * Data structures related to the filesystem internals *---------------------------------------------------------------- */ /* * The version_2 filesystem is private to Tcl. As and when these changes have * been thoroughly tested and investigated a new public filesystem interface * will be released. The aim is more versatile virtual filesystem interfaces, * more efficiency in 'path' manipulation and usage, and cleaner filesystem * code internally. */ #define TCL_FILESYSTEM_VERSION_2 ((Tcl_FSVersion) 0x2) typedef ClientData (TclFSGetCwdProc2)(ClientData clientData); /* * The following types are used for getting and storing platform-specific file * attributes in tclFCmd.c and the various platform-versions of that file. * This is done to have as much common code as possible in the file attributes * code. For more information about the callbacks, see TclFileAttrsCmd in * tclFCmd.c. */ typedef int (TclGetFileAttrProc)(Tcl_Interp *interp, int objIndex, Tcl_Obj *fileName, Tcl_Obj **attrObjPtrPtr); typedef int (TclSetFileAttrProc)(Tcl_Interp *interp, int objIndex, Tcl_Obj *fileName, Tcl_Obj *attrObjPtr); typedef struct TclFileAttrProcs { TclGetFileAttrProc *getProc;/* The procedure for getting attrs. */ TclSetFileAttrProc *setProc;/* The procedure for setting attrs. */ } TclFileAttrProcs; /* * Opaque handle used in pipeline routines to encapsulate platform-dependent * state. */ typedef struct TclFile_ *TclFile; /* * The "globParameters" argument of the function TclGlob is an or'ed * combination of the following values: */ #define TCL_GLOBMODE_NO_COMPLAIN 1 #define TCL_GLOBMODE_JOIN 2 #define TCL_GLOBMODE_DIR 4 #define TCL_GLOBMODE_TAILS 8 typedef enum Tcl_PathPart { TCL_PATH_DIRNAME, TCL_PATH_TAIL, TCL_PATH_EXTENSION, TCL_PATH_ROOT } Tcl_PathPart; /* *---------------------------------------------------------------- * Data structures related to obsolete filesystem hooks *---------------------------------------------------------------- */ typedef int (TclStatProc_)(CONST char *path, struct stat *buf); typedef int (TclAccessProc_)(CONST char *path, int mode); typedef Tcl_Channel (TclOpenFileChannelProc_)(Tcl_Interp *interp, CONST char *fileName, CONST char *modeString, int permissions); /* *---------------------------------------------------------------- * Data structures related to procedures *---------------------------------------------------------------- */ typedef Tcl_CmdProc *TclCmdProcType; typedef Tcl_ObjCmdProc *TclObjCmdProcType; /* *---------------------------------------------------------------- * Data structures for process-global values. *---------------------------------------------------------------- */ typedef void (TclInitProcessGlobalValueProc)(char **valuePtr, int *lengthPtr, Tcl_Encoding *encodingPtr); /* * A ProcessGlobalValue struct exists for each internal value in Tcl that is * to be shared among several threads. Each thread sees a (Tcl_Obj) copy of * the value, and the master is kept as a counted string, with epoch and mutex * control. Each ProcessGlobalValue struct should be a static variable in some * file. */ typedef struct ProcessGlobalValue { int epoch; /* Epoch counter to detect changes in the * master value. */ int numBytes; /* Length of the master string. */ char *value; /* The master string value. */ Tcl_Encoding encoding; /* system encoding when master string was * initialized. */ TclInitProcessGlobalValueProc *proc; /* A procedure to initialize the master string * copy when a "get" request comes in before * any "set" request has been received. */ Tcl_Mutex mutex; /* Enforce orderly access from multiple * threads. */ Tcl_ThreadDataKey key; /* Key for per-thread data holding the * (Tcl_Obj) copy for each thread. */ } ProcessGlobalValue; /* *---------------------------------------------------------------------- * Flags for TclParseNumber *---------------------------------------------------------------------- */ #define TCL_PARSE_DECIMAL_ONLY 1 /* Leading zero doesn't denote octal or * hex. */ #define TCL_PARSE_OCTAL_ONLY 2 /* Parse octal even without prefix. */ #define TCL_PARSE_HEXADECIMAL_ONLY 4 /* Parse hexadecimal even without prefix. */ #define TCL_PARSE_INTEGER_ONLY 8 /* Disable floating point parsing. */ #define TCL_PARSE_SCAN_PREFIXES 16 /* Use [scan] rules dealing with 0? * prefixes. */ #define TCL_PARSE_NO_WHITESPACE 32 /* Reject leading/trailing whitespace. */ /* *---------------------------------------------------------------------- * Type values TclGetNumberFromObj *---------------------------------------------------------------------- */ #define TCL_NUMBER_LONG 1 #define TCL_NUMBER_WIDE 2 #define TCL_NUMBER_BIG 3 #define TCL_NUMBER_DOUBLE 4 #define TCL_NUMBER_NAN 5 /* *---------------------------------------------------------------- * Variables shared among Tcl modules but not used by the outside world. *---------------------------------------------------------------- */ MODULE_SCOPE char *tclNativeExecutableName; MODULE_SCOPE int tclFindExecutableSearchDone; MODULE_SCOPE char *tclMemDumpFileName; MODULE_SCOPE TclPlatformType tclPlatform; MODULE_SCOPE Tcl_NotifierProcs tclOriginalNotifier; /* * TIP #233 (Virtualized Time) * Data for the time hooks, if any. */ MODULE_SCOPE Tcl_GetTimeProc *tclGetTimeProcPtr; MODULE_SCOPE Tcl_ScaleTimeProc *tclScaleTimeProcPtr; MODULE_SCOPE ClientData tclTimeClientData; /* * Variables denoting the Tcl object types defined in the core. */ MODULE_SCOPE Tcl_ObjType tclBignumType; MODULE_SCOPE Tcl_ObjType tclBooleanType; MODULE_SCOPE Tcl_ObjType tclByteArrayType; MODULE_SCOPE Tcl_ObjType tclByteCodeType; MODULE_SCOPE Tcl_ObjType tclDoubleType; MODULE_SCOPE Tcl_ObjType tclEndOffsetType; MODULE_SCOPE Tcl_ObjType tclIntType; MODULE_SCOPE Tcl_ObjType tclListType; MODULE_SCOPE Tcl_ObjType tclDictType; MODULE_SCOPE Tcl_ObjType tclProcBodyType; MODULE_SCOPE Tcl_ObjType tclStringType; MODULE_SCOPE Tcl_ObjType tclArraySearchType; MODULE_SCOPE Tcl_ObjType tclEnsembleCmdType; #ifndef NO_WIDE_TYPE MODULE_SCOPE Tcl_ObjType tclWideIntType; #endif MODULE_SCOPE Tcl_ObjType tclRegexpType; /* * Variables denoting the hash key types defined in the core. */ MODULE_SCOPE Tcl_HashKeyType tclArrayHashKeyType; MODULE_SCOPE Tcl_HashKeyType tclOneWordHashKeyType; MODULE_SCOPE Tcl_HashKeyType tclStringHashKeyType; MODULE_SCOPE Tcl_HashKeyType tclObjHashKeyType; /* * The head of the list of free Tcl objects, and the total number of Tcl * objects ever allocated and freed. */ MODULE_SCOPE Tcl_Obj * tclFreeObjList; #ifdef TCL_COMPILE_STATS MODULE_SCOPE long tclObjsAlloced; MODULE_SCOPE long tclObjsFreed; #define TCL_MAX_SHARED_OBJ_STATS 5 MODULE_SCOPE long tclObjsShared[TCL_MAX_SHARED_OBJ_STATS]; #endif /* TCL_COMPILE_STATS */ /* * Pointer to a heap-allocated string of length zero that the Tcl core uses as * the value of an empty string representation for an object. This value is * shared by all new objects allocated by Tcl_NewObj. */ MODULE_SCOPE char * tclEmptyStringRep; MODULE_SCOPE char tclEmptyString; /* *---------------------------------------------------------------- * Procedures shared among Tcl modules but not used by the outside world: *---------------------------------------------------------------- */ MODULE_SCOPE void TclAdvanceContinuations(int* line, int** next, int loc); MODULE_SCOPE void TclAdvanceLines(int *line, const char *start, const char *end); MODULE_SCOPE void TclArgumentEnter(Tcl_Interp* interp, Tcl_Obj* objv[], int objc, CmdFrame* cf); MODULE_SCOPE void TclArgumentRelease(Tcl_Interp* interp, Tcl_Obj* objv[], int objc); MODULE_SCOPE void TclArgumentGet(Tcl_Interp* interp, Tcl_Obj* obj, CmdFrame **cfPtrPtr, int *wordPtr); MODULE_SCOPE void TclArgumentBCEnter(Tcl_Interp *interp, Tcl_Obj* objv[], int objc, void *codePtr, CmdFrame *cfPtr, int pc); MODULE_SCOPE void TclArgumentBCRelease(Tcl_Interp *interp, Tcl_Obj *objv[], int objc, void *codePtr, int pc); MODULE_SCOPE int TclArraySet(Tcl_Interp *interp, Tcl_Obj *arrayNameObj, Tcl_Obj *arrayElemObj); MODULE_SCOPE double TclBignumToDouble(mp_int *bignum); MODULE_SCOPE int TclByteArrayMatch(const unsigned char *string, int strLen, const unsigned char *pattern, int ptnLen, int flags); MODULE_SCOPE double TclCeil(mp_int *a); MODULE_SCOPE int TclCheckBadOctal(Tcl_Interp *interp, const char *value); MODULE_SCOPE int TclChanCaughtErrorBypass(Tcl_Interp *interp, Tcl_Channel chan); MODULE_SCOPE void TclCleanupLiteralTable(Tcl_Interp *interp, LiteralTable *tablePtr); MODULE_SCOPE ContLineLoc* TclContinuationsEnter(Tcl_Obj *objPtr, int num, int *loc); MODULE_SCOPE void TclContinuationsEnterDerived(Tcl_Obj *objPtr, int start, int *clNext); MODULE_SCOPE ContLineLoc* TclContinuationsGet(Tcl_Obj *objPtr); MODULE_SCOPE void TclContinuationsCopy(Tcl_Obj *objPtr, Tcl_Obj *originObjPtr); MODULE_SCOPE int TclDoubleDigits(char *buf, double value, int *signum); MODULE_SCOPE void TclDeleteNamespaceVars(Namespace *nsPtr); /* TIP #280 - Modified token based evulation, with line information. */ MODULE_SCOPE int TclEvalEx(Tcl_Interp *interp, const char *script, int numBytes, int flags, int line, int *clNextOuter, CONST char *outerScript); MODULE_SCOPE int TclFileAttrsCmd(Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclFileCopyCmd(Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclFileDeleteCmd(Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclFileMakeDirsCmd(Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclFileRenameCmd(Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE void TclCreateLateExitHandler(Tcl_ExitProc *proc, ClientData clientData); MODULE_SCOPE void TclDeleteLateExitHandler(Tcl_ExitProc *proc, ClientData clientData); MODULE_SCOPE void TclFinalizeAllocSubsystem(void); MODULE_SCOPE void TclFinalizeAsync(void); MODULE_SCOPE void TclFinalizeDoubleConversion(void); MODULE_SCOPE void TclFinalizeEncodingSubsystem(void); MODULE_SCOPE void TclFinalizeEnvironment(void); MODULE_SCOPE void TclFinalizeExecution(void); MODULE_SCOPE void TclFinalizeIOSubsystem(void); MODULE_SCOPE void TclFinalizeFilesystem(void); MODULE_SCOPE void TclResetFilesystem(void); MODULE_SCOPE void TclFinalizeLoad(void); MODULE_SCOPE void TclFinalizeLock(void); MODULE_SCOPE void TclFinalizeMemorySubsystem(void); MODULE_SCOPE void TclFinalizeNotifier(void); MODULE_SCOPE void TclFinalizeObjects(void); MODULE_SCOPE void TclFinalizePreserve(void); MODULE_SCOPE void TclFinalizeSynchronization(void); MODULE_SCOPE void TclFinalizeThreadAlloc(void); MODULE_SCOPE void TclFinalizeThreadData(void); MODULE_SCOPE void TclFinalizeThreadObjects(void); MODULE_SCOPE double TclFloor(mp_int *a); MODULE_SCOPE void TclFormatNaN(double value, char *buffer); MODULE_SCOPE int TclFSFileAttrIndex(Tcl_Obj *pathPtr, const char *attributeName, int *indexPtr); MODULE_SCOPE void TclFSUnloadTempFile(Tcl_LoadHandle loadHandle); MODULE_SCOPE int * TclGetAsyncReadyPtr(void); MODULE_SCOPE Tcl_Obj * TclGetBgErrorHandler(Tcl_Interp *interp); MODULE_SCOPE int TclGetChannelFromObj(Tcl_Interp *interp, Tcl_Obj *objPtr, Tcl_Channel *chanPtr, int *modePtr, int flags); MODULE_SCOPE int TclGetNumberFromObj(Tcl_Interp *interp, Tcl_Obj *objPtr, ClientData *clientDataPtr, int *typePtr); MODULE_SCOPE int TclGetOpenModeEx(Tcl_Interp *interp, const char *modeString, int *seekFlagPtr, int *binaryPtr); MODULE_SCOPE Tcl_Obj * TclGetProcessGlobalValue(ProcessGlobalValue *pgvPtr); MODULE_SCOPE const char *TclGetSrcInfoForCmd(Interp *iPtr, int *lenPtr); MODULE_SCOPE int TclGlob(Tcl_Interp *interp, char *pattern, Tcl_Obj *unquotedPrefix, int globFlags, Tcl_GlobTypeData *types); MODULE_SCOPE int TclIncrObj(Tcl_Interp *interp, Tcl_Obj *valuePtr, Tcl_Obj *incrPtr); MODULE_SCOPE Tcl_Obj * TclIncrObjVar2(Tcl_Interp *interp, Tcl_Obj *part1Ptr, Tcl_Obj *part2Ptr, Tcl_Obj *incrPtr, int flags); MODULE_SCOPE int TclInfoExistsCmd(ClientData dummy, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE Tcl_Obj * TclInfoFrame(Tcl_Interp *interp, CmdFrame *framePtr); MODULE_SCOPE int TclInfoGlobalsCmd(ClientData dummy, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclInfoLocalsCmd(ClientData dummy, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclInfoVarsCmd(ClientData dummy, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE void TclInitAlloc(void); MODULE_SCOPE void TclInitDbCkalloc(void); MODULE_SCOPE void TclInitDoubleConversion(void); MODULE_SCOPE void TclInitEmbeddedConfigurationInformation( Tcl_Interp *interp); MODULE_SCOPE void TclInitEncodingSubsystem(void); MODULE_SCOPE void TclInitIOSubsystem(void); MODULE_SCOPE void TclInitLimitSupport(Tcl_Interp *interp); MODULE_SCOPE void TclInitNamespaceSubsystem(void); MODULE_SCOPE void TclInitNotifier(void); MODULE_SCOPE void TclInitObjSubsystem(void); MODULE_SCOPE void TclInitSubsystems(void); MODULE_SCOPE int TclInterpReady(Tcl_Interp *interp); MODULE_SCOPE int TclIsLocalScalar(const char *src, int len); MODULE_SCOPE int TclJoinThread(Tcl_ThreadId id, int *result); MODULE_SCOPE void TclLimitRemoveAllHandlers(Tcl_Interp *interp); MODULE_SCOPE Tcl_Obj * TclLindexList(Tcl_Interp *interp, Tcl_Obj *listPtr, Tcl_Obj *argPtr); MODULE_SCOPE Tcl_Obj * TclLindexFlat(Tcl_Interp *interp, Tcl_Obj *listPtr, int indexCount, Tcl_Obj *const indexArray[]); /* TIP #280 */ MODULE_SCOPE void TclListLines(Tcl_Obj *listObj, int line, int n, int *lines, Tcl_Obj *const *elems); MODULE_SCOPE Tcl_Obj * TclListObjCopy(Tcl_Interp *interp, Tcl_Obj *listPtr); MODULE_SCOPE int TclLoadFile(Tcl_Interp *interp, Tcl_Obj *pathPtr, int symc, const char *symbols[], Tcl_PackageInitProc **procPtrs[], Tcl_LoadHandle *handlePtr, ClientData *clientDataPtr, Tcl_FSUnloadFileProc **unloadProcPtr); MODULE_SCOPE Tcl_Obj * TclLsetList(Tcl_Interp *interp, Tcl_Obj *listPtr, Tcl_Obj *indexPtr, Tcl_Obj *valuePtr); MODULE_SCOPE Tcl_Obj * TclLsetFlat(Tcl_Interp *interp, Tcl_Obj *listPtr, int indexCount, Tcl_Obj *const indexArray[], Tcl_Obj *valuePtr); MODULE_SCOPE Tcl_Command TclMakeEnsemble(Tcl_Interp *interp, const char *name, const EnsembleImplMap map[]); MODULE_SCOPE int TclMarkList(Tcl_Interp *interp, const char *list, const char *end, int *argcPtr, const int **argszPtr, const char ***argvPtr); MODULE_SCOPE int TclMergeReturnOptions(Tcl_Interp *interp, int objc, Tcl_Obj *const objv[], Tcl_Obj **optionsPtrPtr, int *codePtr, int *levelPtr); MODULE_SCOPE int TclNokia770Doubles(); MODULE_SCOPE void TclObjVarErrMsg(Tcl_Interp *interp, Tcl_Obj *part1Ptr, Tcl_Obj *part2Ptr, const char *operation, const char *reason, int index); MODULE_SCOPE int TclObjInvokeNamespace(Tcl_Interp *interp, int objc, Tcl_Obj *const objv[], Tcl_Namespace *nsPtr, int flags); MODULE_SCOPE int TclObjUnsetVar2(Tcl_Interp *interp, Tcl_Obj *part1Ptr, Tcl_Obj *part2Ptr, int flags); MODULE_SCOPE int TclParseBackslash(const char *src, int numBytes, int *readPtr, char *dst); MODULE_SCOPE int TclParseHex(const char *src, int numBytes, Tcl_UniChar *resultPtr); MODULE_SCOPE int TclParseNumber(Tcl_Interp *interp, Tcl_Obj *objPtr, const char *expected, const char *bytes, int numBytes, const char **endPtrPtr, int flags); MODULE_SCOPE void TclParseInit(Tcl_Interp *interp, const char *string, int numBytes, Tcl_Parse *parsePtr); MODULE_SCOPE int TclParseAllWhiteSpace(const char *src, int numBytes); MODULE_SCOPE int TclProcessReturn(Tcl_Interp *interp, int code, int level, Tcl_Obj *returnOpts); #ifndef TCL_NO_STACK_CHECK MODULE_SCOPE int TclpGetCStackParams(int **stackBoundPtr); #endif MODULE_SCOPE int TclpObjLstat(Tcl_Obj *pathPtr, Tcl_StatBuf *buf); MODULE_SCOPE Tcl_Obj * TclpTempFileName(void); MODULE_SCOPE Tcl_Obj * TclNewFSPathObj(Tcl_Obj *dirPtr, const char *addStrRep, int len); MODULE_SCOPE int TclpDeleteFile(const char *path); MODULE_SCOPE void TclpFinalizeCondition(Tcl_Condition *condPtr); MODULE_SCOPE void TclpFinalizeMutex(Tcl_Mutex *mutexPtr); MODULE_SCOPE void TclpFinalizePipes(void); MODULE_SCOPE void TclpFinalizeSockets(void); MODULE_SCOPE int TclpThreadCreate(Tcl_ThreadId *idPtr, Tcl_ThreadCreateProc proc, ClientData clientData, int stackSize, int flags); MODULE_SCOPE int TclpFindVariable(const char *name, int *lengthPtr); MODULE_SCOPE void TclpInitLibraryPath(char **valuePtr, int *lengthPtr, Tcl_Encoding *encodingPtr); MODULE_SCOPE void TclpInitLock(void); MODULE_SCOPE void TclpInitPlatform(void); MODULE_SCOPE void TclpInitUnlock(void); MODULE_SCOPE int TclpLoadFile(Tcl_Interp *interp, Tcl_Obj *pathPtr, const char *sym1, const char *sym2, Tcl_PackageInitProc **proc1Ptr, Tcl_PackageInitProc **proc2Ptr, ClientData *clientDataPtr, Tcl_FSUnloadFileProc **unloadProcPtr); MODULE_SCOPE Tcl_Obj * TclpObjListVolumes(void); MODULE_SCOPE void TclpMasterLock(void); MODULE_SCOPE void TclpMasterUnlock(void); MODULE_SCOPE int TclpMatchFiles(Tcl_Interp *interp, char *separators, Tcl_DString *dirPtr, char *pattern, char *tail); MODULE_SCOPE int TclpObjNormalizePath(Tcl_Interp *interp, Tcl_Obj *pathPtr, int nextCheckpoint); MODULE_SCOPE void TclpNativeJoinPath(Tcl_Obj *prefix, char *joining); MODULE_SCOPE Tcl_Obj * TclpNativeSplitPath(Tcl_Obj *pathPtr, int *lenPtr); MODULE_SCOPE Tcl_PathType TclpGetNativePathType(Tcl_Obj *pathPtr, int *driveNameLengthPtr, Tcl_Obj **driveNameRef); MODULE_SCOPE int TclCrossFilesystemCopy(Tcl_Interp *interp, Tcl_Obj *source, Tcl_Obj *target); MODULE_SCOPE int TclpMatchInDirectory(Tcl_Interp *interp, Tcl_Obj *resultPtr, Tcl_Obj *pathPtr, const char *pattern, Tcl_GlobTypeData *types); MODULE_SCOPE ClientData TclpGetNativeCwd(ClientData clientData); MODULE_SCOPE Tcl_FSDupInternalRepProc TclNativeDupInternalRep; MODULE_SCOPE Tcl_Obj * TclpObjLink(Tcl_Obj *pathPtr, Tcl_Obj *toPtr, int linkType); MODULE_SCOPE int TclpObjChdir(Tcl_Obj *pathPtr); MODULE_SCOPE Tcl_Obj * TclPathPart(Tcl_Interp *interp, Tcl_Obj *pathPtr, Tcl_PathPart portion); #ifndef TclpPanic MODULE_SCOPE void TclpPanic(const char *format, ...); #endif MODULE_SCOPE char * TclpReadlink(const char *fileName, Tcl_DString *linkPtr); #ifndef TclpReleaseFile MODULE_SCOPE void TclpReleaseFile(TclFile file); #endif MODULE_SCOPE void TclpSetInterfaces(void); MODULE_SCOPE void TclpSetVariables(Tcl_Interp *interp); MODULE_SCOPE void TclpUnloadFile(Tcl_LoadHandle loadHandle); MODULE_SCOPE void * TclpThreadDataKeyGet(Tcl_ThreadDataKey *keyPtr); MODULE_SCOPE void TclpThreadDataKeySet(Tcl_ThreadDataKey *keyPtr, void *data); MODULE_SCOPE void TclpThreadExit(int status); MODULE_SCOPE size_t TclpThreadGetStackSize(void); MODULE_SCOPE void TclRememberCondition(Tcl_Condition *mutex); MODULE_SCOPE void TclRememberJoinableThread(Tcl_ThreadId id); MODULE_SCOPE void TclRememberMutex(Tcl_Mutex *mutex); MODULE_SCOPE void TclRemoveScriptLimitCallbacks(Tcl_Interp *interp); MODULE_SCOPE int TclReToGlob(Tcl_Interp *interp, const char *reStr, int reStrLen, Tcl_DString *dsPtr, int *flagsPtr); MODULE_SCOPE void TclSetBgErrorHandler(Tcl_Interp *interp, Tcl_Obj *cmdPrefix); MODULE_SCOPE void TclSetBignumIntRep(Tcl_Obj *objPtr, mp_int *bignumValue); MODULE_SCOPE void TclSetCmdNameObj(Tcl_Interp *interp, Tcl_Obj *objPtr, Command *cmdPtr); MODULE_SCOPE void TclSetProcessGlobalValue(ProcessGlobalValue *pgvPtr, Tcl_Obj *newValue, Tcl_Encoding encoding); MODULE_SCOPE void TclSignalExitThread(Tcl_ThreadId id, int result); MODULE_SCOPE void * TclStackRealloc(Tcl_Interp *interp, void *ptr, int numBytes); MODULE_SCOPE int TclStringMatch(const char *str, int strLen, const char *pattern, int ptnLen, int flags); MODULE_SCOPE int TclStringMatchObj(Tcl_Obj *stringObj, Tcl_Obj *patternObj, int flags); MODULE_SCOPE Tcl_Obj * TclStringObjReverse(Tcl_Obj *objPtr); MODULE_SCOPE int TclSubstTokens(Tcl_Interp *interp, Tcl_Token *tokenPtr, int count, int *tokensLeftPtr, int line, int *clNextOuter, CONST char *outerScript); MODULE_SCOPE void TclTransferResult(Tcl_Interp *sourceInterp, int result, Tcl_Interp *targetInterp); MODULE_SCOPE Tcl_Obj * TclpNativeToNormalized(ClientData clientData); MODULE_SCOPE Tcl_Obj * TclpFilesystemPathType(Tcl_Obj *pathPtr); MODULE_SCOPE Tcl_PackageInitProc *TclpFindSymbol(Tcl_Interp *interp, Tcl_LoadHandle loadHandle, const char *symbol); MODULE_SCOPE int TclpDlopen(Tcl_Interp *interp, Tcl_Obj *pathPtr, Tcl_LoadHandle *loadHandle, Tcl_FSUnloadFileProc **unloadProcPtr); MODULE_SCOPE int TclpUtime(Tcl_Obj *pathPtr, struct utimbuf *tval); #ifdef TCL_LOAD_FROM_MEMORY MODULE_SCOPE void * TclpLoadMemoryGetBuffer(Tcl_Interp *interp, int size); MODULE_SCOPE int TclpLoadMemory(Tcl_Interp *interp, void *buffer, int size, int codeSize, Tcl_LoadHandle *loadHandle, Tcl_FSUnloadFileProc **unloadProcPtr); #endif MODULE_SCOPE void TclInitThreadStorage(void); MODULE_SCOPE void TclpFinalizeThreadDataThread(void); MODULE_SCOPE void TclFinalizeThreadStorage(void); #ifdef TCL_WIDE_CLICKS MODULE_SCOPE Tcl_WideInt TclpGetWideClicks(void); MODULE_SCOPE double TclpWideClicksToNanoseconds(Tcl_WideInt clicks); #endif MODULE_SCOPE Tcl_Obj * TclDisassembleByteCodeObj(Tcl_Obj *objPtr); /* *---------------------------------------------------------------- * Command procedures in the generic core: *---------------------------------------------------------------- */ MODULE_SCOPE int Tcl_AfterObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_AppendObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ApplyObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ArrayObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_BinaryObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_BreakObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_CaseObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_CatchObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_CdObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE Tcl_Command TclInitChanCmd(Tcl_Interp *interp); MODULE_SCOPE int TclChanCreateObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclChanPostEventObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE void TclClockInit(Tcl_Interp *interp); MODULE_SCOPE int TclClockOldscanObjCmd( ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_CloseObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ConcatObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ContinueObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE Tcl_TimerToken TclCreateAbsoluteTimerHandler( Tcl_Time *timePtr, Tcl_TimerProc *proc, ClientData clientData); MODULE_SCOPE int TclDefaultBgErrorHandlerObjCmd( ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE Tcl_Command TclInitDictCmd(Tcl_Interp *interp); MODULE_SCOPE int Tcl_DisassembleObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_EncodingObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_EofObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ErrorObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_EvalObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ExecObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ExitObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ExprObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_FblockedObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_FconfigureObjCmd( ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_FcopyObjCmd(ClientData dummy, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_FileObjCmd(ClientData dummy, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_FileEventObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_FlushObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ForObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ForeachObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_FormatObjCmd(ClientData dummy, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_GetsObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_GlobalObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_GlobObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_IfObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_IncrObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE Tcl_Command TclInitInfoCmd(Tcl_Interp *interp); MODULE_SCOPE int Tcl_InterpObjCmd(ClientData clientData, Tcl_Interp *interp, int argc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_JoinObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LappendObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LassignObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LindexObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LinsertObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LlengthObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ListObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LoadObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LrangeObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LrepeatObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LreplaceObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LreverseObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LsearchObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LsetObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_LsortObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_NamespaceObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_OpenObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_PackageObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_PidObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_PutsObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_PwdObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ReadObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_RegexpObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_RegsubObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_RenameObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ReturnObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_ScanObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_SeekObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_SetObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_SplitObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_SocketObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_SourceObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE Tcl_Command TclInitStringCmd(Tcl_Interp *interp); MODULE_SCOPE int Tcl_SubstObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_SwitchObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_TellObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_TimeObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_TraceObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_UnloadObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_UnsetObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_UpdateObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_UplevelObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_UpvarObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_VariableObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_VwaitObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int Tcl_WhileObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); /* *---------------------------------------------------------------- * Compilation procedures for commands in the generic core: *---------------------------------------------------------------- */ MODULE_SCOPE int TclCompileAppendCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileBreakCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileCatchCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileContinueCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileDictAppendCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileDictForCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileDictGetCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileDictIncrCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileDictLappendCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileDictSetCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileDictUpdateCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileEnsemble(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileExprCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileForCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileForeachCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileGlobalCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileIfCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileInfoExistsCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileIncrCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileLappendCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileLassignCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileLindexCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileListCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileLlengthCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileLsetCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileNamespaceCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileNoOp(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileRegexpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileReturnCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileSetCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileStringCmpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileStringEqualCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileStringIndexCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileStringLenCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileStringMatchCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileSwitchCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileUpvarCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileVariableCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclCompileWhileCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclInvertOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileInvertOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclNotOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileNotOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclAddOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileAddOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclMulOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileMulOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclAndOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileAndOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclOrOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileOrOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclXorOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileXorOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclPowOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompilePowOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclLshiftOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileLshiftOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclRshiftOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileRshiftOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclModOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileModOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclNeqOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileNeqOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclStrneqOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileStrneqOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclInOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileInOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclNiOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileNiOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclMinusOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileMinusOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclDivOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileDivOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclLessOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileLessOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclLeqOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileLeqOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclGreaterOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileGreaterOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclGeqOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileGeqOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclEqOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileEqOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); MODULE_SCOPE int TclStreqOpCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); MODULE_SCOPE int TclCompileStreqOpCmd(Tcl_Interp *interp, Tcl_Parse *parsePtr, Command *cmdPtr, struct CompileEnv *envPtr); /* * Functions defined in generic/tclVar.c and currenttly exported only for use * by the bytecode compiler and engine. Some of these could later be placed in * the public interface. */ MODULE_SCOPE Var * TclObjLookupVarEx(Tcl_Interp * interp, Tcl_Obj *part1Ptr, Tcl_Obj *part2Ptr, int flags, const char *msg, const int createPart1, const int createPart2, Var **arrayPtrPtr); MODULE_SCOPE Var * TclLookupArrayElement(Tcl_Interp *interp, Tcl_Obj *arrayNamePtr, Tcl_Obj *elNamePtr, const int flags, const char *msg, const int createPart1, const int createPart2, Var *arrayPtr, int index); MODULE_SCOPE Tcl_Obj * TclPtrGetVar(Tcl_Interp *interp, Var *varPtr, Var *arrayPtr, Tcl_Obj *part1Ptr, Tcl_Obj *part2Ptr, const int flags, int index); MODULE_SCOPE Tcl_Obj * TclPtrSetVar(Tcl_Interp *interp, Var *varPtr, Var *arrayPtr, Tcl_Obj *part1Ptr, Tcl_Obj *part2Ptr, Tcl_Obj *newValuePtr, const int flags, int index); MODULE_SCOPE Tcl_Obj * TclPtrIncrObjVar(Tcl_Interp *interp, Var *varPtr, Var *arrayPtr, Tcl_Obj *part1Ptr, Tcl_Obj *part2Ptr, Tcl_Obj *incrPtr, const int flags, int index); MODULE_SCOPE int TclPtrObjMakeUpvar(Tcl_Interp *interp, Var *otherPtr, Tcl_Obj *myNamePtr, int myFlags, int index); MODULE_SCOPE void TclInvalidateNsPath(Namespace *nsPtr); /* * The new extended interface to the variable traces. */ MODULE_SCOPE int TclObjCallVarTraces(Interp *iPtr, Var *arrayPtr, Var *varPtr, Tcl_Obj *part1Ptr, Tcl_Obj *part2Ptr, int flags, int leaveErrMsg, int index); /* * So tclObj.c and tclDictObj.c can share these implementations. */ MODULE_SCOPE int TclCompareObjKeys(void *keyPtr, Tcl_HashEntry *hPtr); MODULE_SCOPE void TclFreeObjEntry(Tcl_HashEntry *hPtr); MODULE_SCOPE unsigned TclHashObjKey(Tcl_HashTable *tablePtr, void *keyPtr); /* *---------------------------------------------------------------- * Macros used by the Tcl core to create and release Tcl objects. * TclNewObj(objPtr) creates a new object denoting an empty string. * TclDecrRefCount(objPtr) decrements the object's reference count, and frees * the object if its reference count is zero. These macros are inline versions * of Tcl_NewObj() and Tcl_DecrRefCount(). Notice that the names differ in not * having a "_" after the "Tcl". Notice also that these macros reference their * argument more than once, so you should avoid calling them with an * expression that is expensive to compute or has side effects. The ANSI C * "prototypes" for these macros are: * * MODULE_SCOPE void TclNewObj(Tcl_Obj *objPtr); * MODULE_SCOPE void TclDecrRefCount(Tcl_Obj *objPtr); * * These macros are defined in terms of two macros that depend on memory * allocator in use: TclAllocObjStorage, TclFreeObjStorage. They are defined * below. *---------------------------------------------------------------- */ /* * DTrace object allocation probe macros. */ #ifdef USE_DTRACE #include "tclDTrace.h" #define TCL_DTRACE_OBJ_CREATE(objPtr) TCL_OBJ_CREATE(objPtr) #define TCL_DTRACE_OBJ_FREE(objPtr) TCL_OBJ_FREE(objPtr) #else /* USE_DTRACE */ #define TCL_DTRACE_OBJ_CREATE(objPtr) {} #define TCL_DTRACE_OBJ_FREE(objPtr) {} #endif /* USE_DTRACE */ #ifdef TCL_COMPILE_STATS # define TclIncrObjsAllocated() \ tclObjsAlloced++ # define TclIncrObjsFreed() \ tclObjsFreed++ #else # define TclIncrObjsAllocated() # define TclIncrObjsFreed() #endif /* TCL_COMPILE_STATS */ #ifndef TCL_MEM_DEBUG # define TclNewObj(objPtr) \ TclIncrObjsAllocated(); \ TclAllocObjStorage(objPtr); \ (objPtr)->refCount = 0; \ (objPtr)->bytes = tclEmptyStringRep; \ (objPtr)->length = 0; \ (objPtr)->typePtr = NULL; \ TCL_DTRACE_OBJ_CREATE(objPtr) /* * Invalidate the string rep first so we can use the bytes value for our * pointer chain, and signal an obj deletion (as opposed to shimmering) with * 'length == -1'. * Use empty 'if ; else' to handle use in unbraced outer if/else conditions. */ # define TclDecrRefCount(objPtr) \ if (--(objPtr)->refCount > 0) ; else { \ if (!(objPtr)->typePtr || !(objPtr)->typePtr->freeIntRepProc) { \ TCL_DTRACE_OBJ_FREE(objPtr); \ if ((objPtr)->bytes \ && ((objPtr)->bytes != tclEmptyStringRep)) { \ ckfree((char *) (objPtr)->bytes); \ } \ (objPtr)->length = -1; \ TclFreeObjStorage(objPtr); \ TclIncrObjsFreed(); \ } else { \ TclFreeObj(objPtr); \ } \ } #if defined(PURIFY) /* * The PURIFY mode is like the regular mode, but instead of doing block * Tcl_Obj allocation and keeping a freed list for efficiency, it always * allocates and frees a single Tcl_Obj so that tools like Purify can better * track memory leaks. */ # define TclAllocObjStorage(objPtr) \ (objPtr) = (Tcl_Obj *) Tcl_Alloc(sizeof(Tcl_Obj)) # define TclFreeObjStorage(objPtr) \ ckfree((char *) (objPtr)) #undef USE_THREAD_ALLOC #elif defined(TCL_THREADS) && defined(USE_THREAD_ALLOC) /* * The TCL_THREADS mode is like the regular mode but allocates Tcl_Obj's from * per-thread caches. */ MODULE_SCOPE Tcl_Obj * TclThreadAllocObj(void); MODULE_SCOPE void TclThreadFreeObj(Tcl_Obj *); MODULE_SCOPE Tcl_Mutex *TclpNewAllocMutex(void); MODULE_SCOPE void TclFreeAllocCache(void *); MODULE_SCOPE void * TclpGetAllocCache(void); MODULE_SCOPE void TclpSetAllocCache(void *); MODULE_SCOPE void TclpFreeAllocMutex(Tcl_Mutex *mutex); MODULE_SCOPE void TclpFreeAllocCache(void *); # define TclAllocObjStorage(objPtr) \ (objPtr) = TclThreadAllocObj() # define TclFreeObjStorage(objPtr) \ TclThreadFreeObj((objPtr)) #else /* not PURIFY or USE_THREAD_ALLOC */ #ifdef TCL_THREADS /* declared in tclObj.c */ MODULE_SCOPE Tcl_Mutex tclObjMutex; #endif # define TclAllocObjStorage(objPtr) \ Tcl_MutexLock(&tclObjMutex); \ if (tclFreeObjList == NULL) { \ TclAllocateFreeObjects(); \ } \ (objPtr) = tclFreeObjList; \ tclFreeObjList = (Tcl_Obj *) \ tclFreeObjList->internalRep.otherValuePtr; \ Tcl_MutexUnlock(&tclObjMutex) # define TclFreeObjStorage(objPtr) \ Tcl_MutexLock(&tclObjMutex); \ (objPtr)->internalRep.otherValuePtr = (void *) tclFreeObjList; \ tclFreeObjList = (objPtr); \ Tcl_MutexUnlock(&tclObjMutex) #endif #else /* TCL_MEM_DEBUG */ MODULE_SCOPE void TclDbInitNewObj(Tcl_Obj *objPtr, CONST char *file, int line); # define TclDbNewObj(objPtr, file, line) \ TclIncrObjsAllocated(); \ (objPtr) = (Tcl_Obj *) Tcl_DbCkalloc(sizeof(Tcl_Obj), (file), (line)); \ TclDbInitNewObj((objPtr), (file), (line)); \ TCL_DTRACE_OBJ_CREATE(objPtr) # define TclNewObj(objPtr) \ TclDbNewObj(objPtr, __FILE__, __LINE__); # define TclDecrRefCount(objPtr) \ Tcl_DbDecrRefCount(objPtr, __FILE__, __LINE__) # define TclNewListObjDirect(objc, objv) \ TclDbNewListObjDirect(objc, objv, __FILE__, __LINE__) #undef USE_THREAD_ALLOC #endif /* TCL_MEM_DEBUG */ /* *---------------------------------------------------------------- * Macro used by the Tcl core to set a Tcl_Obj's string representation to a * copy of the "len" bytes starting at "bytePtr". This code works even if the * byte array contains NULLs as long as the length is correct. Because "len" * is referenced multiple times, it should be as simple an expression as * possible. The ANSI C "prototype" for this macro is: * * MODULE_SCOPE void TclInitStringRep(Tcl_Obj *objPtr, char *bytePtr, int len); * * This macro should only be called on an unshared objPtr where * objPtr->typePtr->freeIntRepProc == NULL *---------------------------------------------------------------- */ #define TclInitStringRep(objPtr, bytePtr, len) \ if ((len) == 0) { \ (objPtr)->bytes = tclEmptyStringRep; \ (objPtr)->length = 0; \ } else { \ (objPtr)->bytes = (char *) ckalloc((unsigned) ((len) + 1)); \ memcpy((void *) (objPtr)->bytes, (void *) (bytePtr), \ (unsigned) (len)); \ (objPtr)->bytes[len] = '\0'; \ (objPtr)->length = (len); \ } /* *---------------------------------------------------------------- * Macro used by the Tcl core to get the string representation's byte array * pointer from a Tcl_Obj. This is an inline version of Tcl_GetString(). The * macro's expression result is the string rep's byte pointer which might be * NULL. The bytes referenced by this pointer must not be modified by the * caller. The ANSI C "prototype" for this macro is: * * MODULE_SCOPE char * TclGetString(Tcl_Obj *objPtr); *---------------------------------------------------------------- */ #define TclGetString(objPtr) \ ((objPtr)->bytes? (objPtr)->bytes : Tcl_GetString((objPtr))) #define TclGetStringFromObj(objPtr, lenPtr) \ ((objPtr)->bytes \ ? (*(lenPtr) = (objPtr)->length, (objPtr)->bytes) \ : Tcl_GetStringFromObj((objPtr), (lenPtr))) /* *---------------------------------------------------------------- * Macro used by the Tcl core to clean out an object's internal * representation. Does not actually reset the rep's bytes. The ANSI C * "prototype" for this macro is: * * MODULE_SCOPE void TclFreeIntRep(Tcl_Obj *objPtr); *---------------------------------------------------------------- */ #define TclFreeIntRep(objPtr) \ if ((objPtr)->typePtr != NULL && \ (objPtr)->typePtr->freeIntRepProc != NULL) { \ (objPtr)->typePtr->freeIntRepProc(objPtr); \ } /* *---------------------------------------------------------------- * Macro used by the Tcl core to clean out an object's string representation. * The ANSI C "prototype" for this macro is: * * MODULE_SCOPE void TclInvalidateStringRep(Tcl_Obj *objPtr); *---------------------------------------------------------------- */ #define TclInvalidateStringRep(objPtr) \ if (objPtr->bytes != NULL) { \ if (objPtr->bytes != tclEmptyStringRep) { \ ckfree((char *) objPtr->bytes); \ } \ objPtr->bytes = NULL; \ } /* *---------------------------------------------------------------- * Macros used by the Tcl core to grow Tcl_Token arrays. They use the same * growth algorithm as used in tclStringObj.c for growing strings. The ANSI C * "prototype" for this macro is: * * MODULE_SCOPE void TclGrowTokenArray(Tcl_Token *tokenPtr, int used, * int available, int append, * Tcl_Token *staticPtr); * MODULE_SCOPE void TclGrowParseTokenArray(Tcl_Parse *parsePtr, * int append); *---------------------------------------------------------------- */ #define TCL_MAX_TOKENS (int)(UINT_MAX / sizeof(Tcl_Token)) #define TCL_MIN_TOKEN_GROWTH 50 #define TclGrowTokenArray(tokenPtr, used, available, append, staticPtr) \ { \ int needed = (used) + (append); \ if (needed > TCL_MAX_TOKENS) { \ Tcl_Panic("max # of tokens for a Tcl parse (%d) exceeded", \ TCL_MAX_TOKENS); \ } \ if (needed > (available)) { \ int allocated = 2 * needed; \ Tcl_Token *oldPtr = (tokenPtr); \ Tcl_Token *newPtr; \ if (oldPtr == (staticPtr)) { \ oldPtr = NULL; \ } \ if (allocated > TCL_MAX_TOKENS) { \ allocated = TCL_MAX_TOKENS; \ } \ newPtr = (Tcl_Token *) attemptckrealloc((char *) oldPtr, \ (unsigned int) (allocated * sizeof(Tcl_Token))); \ if (newPtr == NULL) { \ allocated = needed + (append) + TCL_MIN_TOKEN_GROWTH; \ if (allocated > TCL_MAX_TOKENS) { \ allocated = TCL_MAX_TOKENS; \ } \ newPtr = (Tcl_Token *) ckrealloc((char *) oldPtr, \ (unsigned int) (allocated * sizeof(Tcl_Token))); \ } \ (available) = allocated; \ if (oldPtr == NULL) { \ memcpy((VOID *) newPtr, (VOID *) staticPtr, \ (size_t) ((used) * sizeof(Tcl_Token))); \ } \ (tokenPtr) = newPtr; \ } \ } #define TclGrowParseTokenArray(parsePtr, append) \ TclGrowTokenArray((parsePtr)->tokenPtr, (parsePtr)->numTokens, \ (parsePtr)->tokensAvailable, (append), \ (parsePtr)->staticTokens) /* *---------------------------------------------------------------- * Macro used by the Tcl core get a unicode char from a utf string. It checks * to see if we have a one-byte utf char before calling the real * Tcl_UtfToUniChar, as this will save a lot of time for primarily ASCII * string handling. The macro's expression result is 1 for the 1-byte case or * the result of Tcl_UtfToUniChar. The ANSI C "prototype" for this macro is: * * MODULE_SCOPE int TclUtfToUniChar(const char *string, Tcl_UniChar *ch); *---------------------------------------------------------------- */ #define TclUtfToUniChar(str, chPtr) \ ((((unsigned char) *(str)) < 0xC0) ? \ ((*(chPtr) = (Tcl_UniChar) *(str)), 1) \ : Tcl_UtfToUniChar(str, chPtr)) /* *---------------------------------------------------------------- * Macro used by the Tcl core to compare Unicode strings. On big-endian * systems we can use the more efficient memcmp, but this would not be * lexically correct on little-endian systems. The ANSI C "prototype" for * this macro is: * * MODULE_SCOPE int TclUniCharNcmp(const Tcl_UniChar *cs, * const Tcl_UniChar *ct, unsigned long n); *---------------------------------------------------------------- */ #ifdef WORDS_BIGENDIAN # define TclUniCharNcmp(cs,ct,n) memcmp((cs),(ct),(n)*sizeof(Tcl_UniChar)) #else /* !WORDS_BIGENDIAN */ # define TclUniCharNcmp Tcl_UniCharNcmp #endif /* WORDS_BIGENDIAN */ /* *---------------------------------------------------------------- * Macro used by the Tcl core to increment a namespace's export export epoch * counter. The ANSI C "prototype" for this macro is: * * MODULE_SCOPE void TclInvalidateNsCmdLookup(Namespace *nsPtr); *---------------------------------------------------------------- */ #define TclInvalidateNsCmdLookup(nsPtr) \ if ((nsPtr)->numExportPatterns) { \ (nsPtr)->exportLookupEpoch++; \ } /* *---------------------------------------------------------------------- * * Core procedures added to libtommath for bignum manipulation. * *---------------------------------------------------------------------- */ MODULE_SCOPE int TclTommath_Init(Tcl_Interp *interp); MODULE_SCOPE void TclBNInitBignumFromLong(mp_int *bignum, long initVal); MODULE_SCOPE void TclBNInitBignumFromWideInt(mp_int *bignum, Tcl_WideInt initVal); MODULE_SCOPE void TclBNInitBignumFromWideUInt(mp_int *bignum, Tcl_WideUInt initVal); /* *---------------------------------------------------------------- * Macro used by the Tcl core to check whether a pattern has any characters * special to [string match]. The ANSI C "prototype" for this macro is: * * MODULE_SCOPE int TclMatchIsTrivial(const char *pattern); *---------------------------------------------------------------- */ #define TclMatchIsTrivial(pattern) strpbrk((pattern), "*[?\\") == NULL /* *---------------------------------------------------------------- * Macro used by the Tcl core to write the string rep of a long integer to a * character buffer. The ANSI C "prototype" for this macro is: * * MODULE_SCOPE int TclFormatInt(char *buf, long n); *---------------------------------------------------------------- */ #define TclFormatInt(buf, n) sprintf((buf), "%ld", (long)(n)) /* *---------------------------------------------------------------- * Macros used by the Tcl core to set a Tcl_Obj's numeric representation * avoiding the corresponding function calls in time critical parts of the * core. They should only be called on unshared objects. The ANSI C * "prototypes" for these macros are: * * MODULE_SCOPE void TclSetIntObj(Tcl_Obj *objPtr, int intValue); * MODULE_SCOPE void TclSetLongObj(Tcl_Obj *objPtr, long longValue); * MODULE_SCOPE void TclSetBooleanObj(Tcl_Obj *objPtr, long boolValue); * MODULE_SCOPE void TclSetWideIntObj(Tcl_Obj *objPtr, Tcl_WideInt w); * MODULE_SCOPE void TclSetDoubleObj(Tcl_Obj *objPtr, double d); *---------------------------------------------------------------- */ #define TclSetIntObj(objPtr, i) \ TclInvalidateStringRep(objPtr);\ TclFreeIntRep(objPtr); \ (objPtr)->internalRep.longValue = (long)(i); \ (objPtr)->typePtr = &tclIntType #define TclSetLongObj(objPtr, l) \ TclSetIntObj((objPtr), (l)) /* * NOTE: There is to be no such thing as a "pure" boolean. Boolean values set * programmatically go straight to being "int" Tcl_Obj's, with value 0 or 1. * The only "boolean" Tcl_Obj's shall be those holding the cached boolean * value of strings like: "yes", "no", "true", "false", "on", "off". */ #define TclSetBooleanObj(objPtr, b) \ TclSetIntObj((objPtr), ((b)? 1 : 0)); #ifndef NO_WIDE_TYPE #define TclSetWideIntObj(objPtr, w) \ TclInvalidateStringRep(objPtr);\ TclFreeIntRep(objPtr); \ (objPtr)->internalRep.wideValue = (Tcl_WideInt)(w); \ (objPtr)->typePtr = &tclWideIntType #endif #define TclSetDoubleObj(objPtr, d) \ TclInvalidateStringRep(objPtr);\ TclFreeIntRep(objPtr); \ (objPtr)->internalRep.doubleValue = (double)(d); \ (objPtr)->typePtr = &tclDoubleType /* *---------------------------------------------------------------- * Macros used by the Tcl core to create and initialise objects of standard * types, avoiding the corresponding function calls in time critical parts of * the core. The ANSI C "prototypes" for these macros are: * * MODULE_SCOPE void TclNewIntObj(Tcl_Obj *objPtr, int i); * MODULE_SCOPE void TclNewLongObj(Tcl_Obj *objPtr, long l); * MODULE_SCOPE void TclNewBooleanObj(Tcl_Obj *objPtr, int b); * MODULE_SCOPE void TclNewWideObj(Tcl_Obj *objPtr, Tcl_WideInt w); * MODULE_SCOPE void TclNewDoubleObj(Tcl_Obj *objPtr, double d); * MODULE_SCOPE void TclNewStringObj(Tcl_Obj *objPtr, char *s, int len); * MODULE_SCOPE void TclNewLiteralStringObj(Tcl_Obj*objPtr, char*sLiteral); * *---------------------------------------------------------------- */ #ifndef TCL_MEM_DEBUG #define TclNewIntObj(objPtr, i) \ TclIncrObjsAllocated(); \ TclAllocObjStorage(objPtr); \ (objPtr)->refCount = 0; \ (objPtr)->bytes = NULL; \ (objPtr)->internalRep.longValue = (long)(i); \ (objPtr)->typePtr = &tclIntType; \ TCL_DTRACE_OBJ_CREATE(objPtr) #define TclNewLongObj(objPtr, l) \ TclNewIntObj((objPtr), (l)) /* * NOTE: There is to be no such thing as a "pure" boolean. * See comment above TclSetBooleanObj macro above. */ #define TclNewBooleanObj(objPtr, b) \ TclNewIntObj((objPtr), ((b)? 1 : 0)) #define TclNewDoubleObj(objPtr, d) \ TclIncrObjsAllocated(); \ TclAllocObjStorage(objPtr); \ (objPtr)->refCount = 0; \ (objPtr)->bytes = NULL; \ (objPtr)->internalRep.doubleValue = (double)(d); \ (objPtr)->typePtr = &tclDoubleType; \ TCL_DTRACE_OBJ_CREATE(objPtr) #define TclNewStringObj(objPtr, s, len) \ TclIncrObjsAllocated(); \ TclAllocObjStorage(objPtr); \ (objPtr)->refCount = 0; \ TclInitStringRep((objPtr), (s), (len));\ (objPtr)->typePtr = NULL; \ TCL_DTRACE_OBJ_CREATE(objPtr) #else /* TCL_MEM_DEBUG */ #define TclNewIntObj(objPtr, i) \ (objPtr) = Tcl_NewIntObj(i) #define TclNewLongObj(objPtr, l) \ (objPtr) = Tcl_NewLongObj(l) #define TclNewBooleanObj(objPtr, b) \ (objPtr) = Tcl_NewBooleanObj(b) #define TclNewDoubleObj(objPtr, d) \ (objPtr) = Tcl_NewDoubleObj(d) #define TclNewStringObj(objPtr, s, len) \ (objPtr) = Tcl_NewStringObj((s), (len)) #endif /* TCL_MEM_DEBUG */ /* * The sLiteral argument *must* be a string literal; the incantation with * sizeof(sLiteral "") will fail to compile otherwise. */ #define TclNewLiteralStringObj(objPtr, sLiteral) \ TclNewStringObj((objPtr), (sLiteral), (int) (sizeof(sLiteral "") - 1)) /* *---------------------------------------------------------------- * Macros used by the Tcl core to test for some special double values. * The ANSI C "prototypes" for these macros are: * * MODULE_SCOPE int TclIsInfinite(double d); * MODULE_SCOPE int TclIsNaN(double d); */ #ifdef _MSC_VER # define TclIsInfinite(d) (!(_finite((d)))) # define TclIsNaN(d) (_isnan((d))) #else # define TclIsInfinite(d) ((d) > DBL_MAX || (d) < -DBL_MAX) # ifdef NO_ISNAN # define TclIsNaN(d) ((d) != (d)) # else # define TclIsNaN(d) (isnan(d)) # endif #endif /* * ---------------------------------------------------------------------- * Macro to use to find the offset of a field in a structure. Computes number * of bytes from beginning of structure to a given field. */ #ifdef offsetof #define TclOffset(type, field) ((int) offsetof(type, field)) #else #define TclOffset(type, field) ((int) ((char *) &((type *) 0)->field)) #endif /* *---------------------------------------------------------------- * Inline version of Tcl_GetCurrentNamespace and Tcl_GetGlobalNamespace. */ #define TclGetCurrentNamespace(interp) \ (Tcl_Namespace *) ((Interp *)(interp))->varFramePtr->nsPtr #define TclGetGlobalNamespace(interp) \ (Tcl_Namespace *) ((Interp *)(interp))->globalNsPtr /* *---------------------------------------------------------------- * Inline version of TclCleanupCommand; still need the function as it is in * the internal stubs, but the core can use the macro instead. */ #define TclCleanupCommandMacro(cmdPtr) \ if (--(cmdPtr)->refCount <= 0) { \ ckfree((char *) (cmdPtr));\ } /* *---------------------------------------------------------------- * Inline versions of Tcl_LimitReady() and Tcl_LimitExceeded to limit number * of calls out of the critical path. Note that this code isn't particularly * readable; the non-inline version (in tclInterp.c) is much easier to * understand. Note also that these macros takes different args (iPtr->limit) * to the non-inline version. */ #define TclLimitExceeded(limit) ((limit).exceeded != 0) #define TclLimitReady(limit) \ (((limit).active == 0) ? 0 : \ (++(limit).granularityTicker, \ ((((limit).active & TCL_LIMIT_COMMANDS) && \ (((limit).cmdGranularity == 1) || \ ((limit).granularityTicker % (limit).cmdGranularity == 0))) \ ? 1 : \ (((limit).active & TCL_LIMIT_TIME) && \ (((limit).timeGranularity == 1) || \ ((limit).granularityTicker % (limit).timeGranularity == 0)))\ ? 1 : 0))) #include "tclIntDecls.h" #include "tclIntPlatDecls.h" #include "tclTomMathDecls.h" #endif /* _TCLINT */ /* * Local Variables: * mode: c * c-basic-offset: 4 * fill-column: 78 * End: */


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