sudo: false
language: c

matrix:
  include:
# Testing on Linux with various compilers
    - name: "Linux/GCC/Shared"
      os: linux
      dist: bionic
      compiler: gcc
      env:
        - BUILD_DIR=unix
    - name: "Linux/GCC/Shared: UTF_MAX=3"
      os: linux
      dist: bionic
      compiler: gcc
      env:
        - BUILD_DIR=unix
        - CFGOPT="CFLAGS=-DTCL_UTF_MAX=3"
    - name: "Linux/GCC/Static"
      os: linux
      dist: bionic
      compiler: gcc
      env:
        - CFGOPT="--disable-shared"
        - BUILD_DIR=unix
    - name: "Linux/GCC/Debug"
      os: linux
      dist: bionic
      compiler: gcc
      env:
        - BUILD_DIR=unix
        - CFGOPT="--enable-symbols"
# C++ build.
    - name: "Linux/G++/Shared"
      os: linux
      dist: bionic
      compiler: g++
      env:
        - BUILD_DIR=unix
        - CFGOPT="CC=g++ CFLAGS=-Dregister=dont+use+register"
# Older versions of GCC...
    - name: "Linux/GCC 7/Shared"
      os: linux
      dist: bionic
      compiler: gcc-7
      addons:
        apt:

      before_install: &vcpreinst
        - PATH="$PATH:$VCDIR"
        - cd ${BUILD_DIR}
      install: []
      script:
        - cmd.exe //C vcvarsall.bat x64 '&&' nmake '-f' makefile.vc all tcltest
        - cmd.exe //C vcvarsall.bat x64 '&&' nmake '-f' makefile.vc test









    - name: "Windows/MSVC/Static"
      os: windows
      compiler: cl
      env: *vcenv
      before_install: *vcpreinst
      install: []
      script:

      compiler: cl
      env: *vcenv
      before_install: *vcpreinst
      install: []
      script:
        - cmd.exe //C vcvarsall.bat x86 '&&' nmake '-f' makefile.vc all tcltest
        - cmd.exe //C vcvarsall.bat x86 '&&' nmake '-f' makefile.vc test









    - name: "Windows/MSVC-x86/Static"
      os: windows
      compiler: cl
      env: *vcenv
      before_install: *vcpreinst
      install: []
      script:

      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="--enable-64bit"
      before_install: &makepreinst
        - choco install -y make zip
        - cd ${BUILD_DIR}
    - name: "Windows/GCC/Shared: UTF_MAX=3"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="--enable-64bit CFLAGS=-DTCL_UTF_MAX=3"
      before_install: *makepreinst
    - name: "Windows/G++/Shared"
      os: windows
      compiler: g++
      env:
        - BUILD_DIR=win
        - CFGOPT="CC=g++ --enable-64bit"
      before_install: *makepreinst
      script:
        - make all tcltest
    - name: "Windows/GCC/Static"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="--enable-64bit --disable-shared"
      before_install: *makepreinst

# Test on Windows with GCC native (32-bit)
    - name: "Windows/GCC-x86/Shared"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
      before_install: *makepreinst
    - name: "Windows/GCC-x86/Shared: UTF_MAX=3"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="CFLAGS=-DTCL_UTF_MAX=3"
      before_install: *makepreinst
    - name: "Windows/G++-x86/Shared"
      os: windows
      compiler: g++
      env:
        - BUILD_DIR=win
        - CFGOPT="CC=g++"
      before_install: *makepreinst
      script:
        - make all tcltest
    - name: "Windows/GCC-x86/Static"
      os: windows
      compiler: gcc
      env:
        - BUILD_DIR=win
        - CFGOPT="--disable-shared"
      before_install: *makepreinst

 * Return the next byte in the pseudo-random sequence
 */
static int decrypt_byte(unsigned long* pkeys, const z_crc_t* pcrc_32_tab)
{
    unsigned temp;  /* POTENTIAL BUG:  temp*(temp^1) may overflow in an
                     * unpredictable manner on 16-bit systems; not a problem
                     * with any known compiler so far, though */
    (void)pcrc_32_tab;

    temp = ((unsigned)(*(pkeys+2)) & 0xffff) | 2;
    return (int)(((temp * (temp ^ 1)) >> 8) & 0xff);
}

/***********************************************************************
 * Update the encryption keys with the next byte of plain text

The same thing for a flattened list:
.PP
.CS
\fBlsearch\fR -stride 2 -index 1 -all -inline {a abc b bcd c cde} *bc*
      \fI\(-> {a abc b bcd}\fR
.CE
.SH "SEE ALSO"
foreach(n),
list(n), lappend(n), lassign(n), lindex(n), linsert(n), llength(n),
lmap(n), lpop(n), lrange(n), lremove(n), lrepeat(n), lreplace(n),
lreverse(n), lset(n), lsort(n),
string(n)
.SH KEYWORDS
binary search, linear search,
list, match, pattern, regular expression, search, string

.fi
.BE
.SH DESCRIPTION
.PP
The \fBmy\fR command is used to allow methods of objects to invoke methods
of the object (or its class),
.VS TIP478
and the \fBmyclass\fR command is used to allow methods of objects to invoke
methods of the current class of the object \fIas an object\fR.
.VE TIP478
In particular, the set of valid values for
\fImethodName\fR is the set of all methods supported by an object and its
superclasses, including those that are not exported
.VS TIP500
and private methods of the object or class when used within another method

declare 79 {
    void Tcl_CallWhenDeleted(Tcl_Interp *interp, Tcl_InterpDeleteProc *proc,
	    void *clientData)
}
declare 80 {
    void Tcl_CancelIdleCall(Tcl_IdleProc *idleProc, void *clientData)
}
# Removed in 9.0:
#declare 81 {
#    int Tcl_Close(Tcl_Interp *interp, Tcl_Channel chan)

#}
declare 82 {
    int Tcl_CommandComplete(const char *cmd)
}
declare 83 {
    char *Tcl_Concat(int argc, const char *const *argv)
}
declare 84 {

    Tcl_ChannelTypeVersion Tcl_ChannelVersion(
	    const Tcl_ChannelType *chanTypePtr)
}
declare 400 {
    Tcl_DriverBlockModeProc *Tcl_ChannelBlockModeProc(
	    const Tcl_ChannelType *chanTypePtr)
}
# Removed in 9.0
#declare 401 {
#    Tcl_DriverCloseProc *Tcl_ChannelCloseProc(
#	    const Tcl_ChannelType *chanTypePtr)

#}
declare 402 {
    Tcl_DriverClose2Proc *Tcl_ChannelClose2Proc(
	    const Tcl_ChannelType *chanTypePtr)
}
declare 403 {
    Tcl_DriverInputProc *Tcl_ChannelInputProc(
	    const Tcl_ChannelType *chanTypePtr)
}
declare 404 {
    Tcl_DriverOutputProc *Tcl_ChannelOutputProc(
	    const Tcl_ChannelType *chanTypePtr)
}
# Removed in 9.0
#declare 405 {
#    Tcl_DriverSeekProc *Tcl_ChannelSeekProc(
#	    const Tcl_ChannelType *chanTypePtr)

#}
declare 406 {
    Tcl_DriverSetOptionProc *Tcl_ChannelSetOptionProc(
	    const Tcl_ChannelType *chanTypePtr)
}
declare 407 {
    Tcl_DriverGetOptionProc *Tcl_ChannelGetOptionProc(
	    const Tcl_ChannelType *chanTypePtr)

 *
 * Note on converting between Tcl_WideInt and strings. This implementation (in
 * tclObj.c) depends on the function
 * sprintf(...,"%" TCL_LL_MODIFIER "d",...).
 */

#if !defined(TCL_WIDE_INT_TYPE)&&!defined(TCL_WIDE_INT_IS_LONG)
#   if defined(_MSC_VER) || defined(_WIN32)
#      define TCL_WIDE_INT_TYPE __int64
#      define TCL_LL_MODIFIER	"I64"
#      if defined(_WIN64)
#         define TCL_Z_MODIFIER	"I"
#      endif
#   elif defined(__GNUC__)
#      define TCL_Z_MODIFIER	"z"

#define TCL_CLOSE2PROC		((Tcl_DriverCloseProc *) 1)

/*
 * Channel version tag. This was introduced in 8.3.2/8.4.
 */





#define TCL_CHANNEL_VERSION_5	((Tcl_ChannelTypeVersion) 0x5)

/*
 * TIP #218: Channel Actions, Ids for Tcl_DriverThreadActionProc.
 */

#define TCL_CHANNEL_THREAD_INSERT (0)

    const char *typeName;	/* The name of the channel type in Tcl
				 * commands. This storage is owned by channel
				 * type. */
    Tcl_ChannelTypeVersion version;
				/* Version of the channel type. */
    Tcl_DriverCloseProc *closeProc;
				/* Function to call to close the channel, or
				 * NULL or TCL_CLOSE2PROC if the close2Proc should be
				 * used instead. */
    Tcl_DriverInputProc *inputProc;
				/* Function to call for input on channel. */
    Tcl_DriverOutputProc *outputProc;
				/* Function to call for output on channel. */
    Tcl_DriverSeekProc *seekProc;
				/* Function to call to seek on the channel.

#define TCL_CONVERT_SYNTAX	(-2)
#define TCL_CONVERT_UNKNOWN	(-3)
#define TCL_CONVERT_NOSPACE	(-4)

/*
 * The maximum number of bytes that are necessary to represent a single
 * Unicode character in UTF-8. The valid values are 3 and 4
 * (or perhaps 1 if we want to support a non-unicode enabled core). If > 3,

 * then Tcl_UniChar must be 4-bytes in size (UCS-4) (the default). If == 3,
 * then Tcl_UniChar must be 2-bytes in size (UCS-2). Since Tcl 9.0, UCS-4
 * mode is the default and recommended mode.
 */

#ifndef TCL_UTF_MAX
#define TCL_UTF_MAX		4
#endif

/*
 * This represents a Unicode character. Any changes to this should also be
 * reflected in regcustom.h.
 */

 *	include whatever the code does.
 *
 *-----------------------------------------------------------------------------
 */

int
Tcl_AssembleObjCmd(
    ClientData clientData,		/* clientData */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    /*
     * Boilerplate - make sure that there is an NRE trampoline on the C stack
     * because there needs to be one in place to execute bytecode.
     */

    return Tcl_NRCallObjProc(interp, TclNRAssembleObjCmd, clientData, objc, objv);
}

int
TclNRAssembleObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */

	    Tcl_WrongNumArgs(interp, 1, &instNameObj, "boolean");
	    goto cleanup;
	}
	if (GetBooleanOperand(assemEnvPtr, &tokenPtr, &opnd) != TCL_OK) {
	    goto cleanup;
	}
	{


	    BBEmitInstInt1(assemEnvPtr, tblIdx, TCL_REG_ADVANCED | (opnd ? TCL_REG_NOCASE : 0), 0);
	}
	break;

    case ASSEM_REVERSE:
	if (parsePtr->numWords != 2) {
	    Tcl_WrongNumArgs(interp, 1, &instNameObj, "count");
	    goto cleanup;

typedef struct {
    Tcl_Interp *interp;		/* Interp this struct belongs to. */
    Tcl_AsyncHandler async;	/* Async handler token for script
				 * cancellation. */
    char *result;		/* The script cancellation result or NULL for
				 * a default result. */
    size_t length;		/* Length of the above error message. */
    ClientData clientData;		/* Not used. */
    int flags;			/* Additional flags */
} CancelInfo;
static Tcl_HashTable cancelTable;
static int cancelTableInitialized = 0;	/* 0 means not yet initialized. */
TCL_DECLARE_MUTEX(cancelLock);

/*

 * Math functions. All are safe.
 */

typedef struct {
    const char *name;		/* Name of the function. The full name is
				 * "::tcl::mathfunc::<name>". */
    Tcl_ObjCmdProc *objCmdProc;	/* Function that evaluates the function */
    double (*fn)(double x);	/* Real function pointer */
} BuiltinFuncDef;
static const BuiltinFuncDef BuiltinFuncTable[] = {
    { "abs",	ExprAbsFunc,	NULL			},
    { "acos",	ExprUnaryFunc,	acos			},
    { "asin",	ExprUnaryFunc,	asin			},
    { "atan",	ExprUnaryFunc,	atan			},
    { "atan2",	ExprBinaryFunc,	(double (*)(double))(void *)(double (*)(double, double)) atan2},
    { "bool",	ExprBoolFunc,	NULL			},
    { "ceil",	ExprCeilFunc,	NULL			},
    { "cos",	ExprUnaryFunc,	cos				},
    { "cosh",	ExprUnaryFunc,	cosh			},
    { "double",	ExprDoubleFunc,	NULL			},
    { "entier",	ExprIntFunc,	NULL			},
    { "exp",	ExprUnaryFunc,	exp				},
    { "floor",	ExprFloorFunc,	NULL			},
    { "fmod",	ExprBinaryFunc,	(double (*)(double))(void *)(double (*)(double, double)) fmod},
    { "hypot",	ExprBinaryFunc,	(double (*)(double))(void *)(double (*)(double, double)) hypot},
    { "int",	ExprIntFunc,	NULL			},
    { "isfinite", ExprIsFiniteFunc, NULL        	},
    { "isinf",	ExprIsInfinityFunc, NULL        	},
    { "isnan",	ExprIsNaNFunc,	NULL            	},
    { "isnormal", ExprIsNormalFunc, NULL        	},
    { "isqrt",	ExprIsqrtFunc,	NULL			},
    { "issubnormal", ExprIsSubnormalFunc, NULL,         },
    { "isunordered", ExprIsUnorderedFunc, NULL,         },
    { "log",	ExprUnaryFunc,	log				},
    { "log10",	ExprUnaryFunc,	log10			},
    { "max",	ExprMaxFunc,	NULL			},
    { "min",	ExprMinFunc,	NULL			},
    { "pow",	ExprBinaryFunc,	(double (*)(double))(void *)(double (*)(double, double)) pow},
    { "rand",	ExprRandFunc,	NULL			},
    { "round",	ExprRoundFunc,	NULL			},
    { "sin",	ExprUnaryFunc,	sin				},
    { "sinh",	ExprUnaryFunc,	sinh			},
    { "sqrt",	ExprSqrtFunc,	NULL			},
    { "srand",	ExprSrandFunc,	NULL			},
    { "tan",	ExprUnaryFunc,	tan				},
    { "tanh",	ExprUnaryFunc,	tanh			},
    { "wide",	ExprWideFunc,	NULL			},
    { NULL, NULL, NULL }
};

/*
 * TIP#174's math operators. All are safe.
 */

    /*
     * Initialize support for namespaces and create the global namespace
     * (whose name is ""; an alias is "::"). This also initializes the Tcl
     * object type table and other object management code.
     */

    iPtr = (Interp *)Tcl_Alloc(sizeof(Interp));
    interp = (Tcl_Interp *) iPtr;

    iPtr->legacyResult = NULL;
    /* Special invalid value: Any attempt to free the legacy result
     * will cause a crash. */
    iPtr->legacyFreeProc = (void (*) (void))-1;
    iPtr->errorLine = 0;

    /*
     * TIP #280 - Initialize the arrays used to extend the ByteCode and Proc
     * structures.
     */

    iPtr->cmdFramePtr = NULL;
    iPtr->linePBodyPtr = (Tcl_HashTable *)Tcl_Alloc(sizeof(Tcl_HashTable));
    iPtr->lineBCPtr = (Tcl_HashTable *)Tcl_Alloc(sizeof(Tcl_HashTable));
    iPtr->lineLAPtr = (Tcl_HashTable *)Tcl_Alloc(sizeof(Tcl_HashTable));
    iPtr->lineLABCPtr = (Tcl_HashTable *)Tcl_Alloc(sizeof(Tcl_HashTable));
    Tcl_InitHashTable(iPtr->linePBodyPtr, TCL_ONE_WORD_KEYS);
    Tcl_InitHashTable(iPtr->lineBCPtr, TCL_ONE_WORD_KEYS);
    Tcl_InitHashTable(iPtr->lineLAPtr, TCL_ONE_WORD_KEYS);
    Tcl_InitHashTable(iPtr->lineLABCPtr, TCL_ONE_WORD_KEYS);
    iPtr->scriptCLLocPtr = NULL;

    iPtr->activeVarTracePtr = NULL;

    /*
     * Initialise the rootCallframe. It cannot be allocated on the stack, as
     * it has to be in place before TclCreateExecEnv tries to use a variable.
     */

    /* This is needed to satisfy GCC 3.3's strict aliasing rules */
    framePtr = (CallFrame *)Tcl_Alloc(sizeof(CallFrame));
    (void) Tcl_PushCallFrame(interp, (Tcl_CallFrame *) framePtr,
	    (Tcl_Namespace *) iPtr->globalNsPtr, /*isProcCallFrame*/ 0);
    framePtr->objc = 0;

    iPtr->framePtr = framePtr;
    iPtr->varFramePtr = framePtr;
    iPtr->rootFramePtr = framePtr;

    /*
     * TIP #285, Script cancellation support.
     */

    iPtr->asyncCancelMsg = Tcl_NewObj();

    cancelInfo = (CancelInfo *)Tcl_Alloc(sizeof(CancelInfo));
    cancelInfo->interp = interp;

    iPtr->asyncCancel = Tcl_AsyncCreate(CancelEvalProc, cancelInfo);
    cancelInfo->async = iPtr->asyncCancel;
    cancelInfo->result = NULL;
    cancelInfo->length = 0;

    /*
     * Initialise the thread-specific data ekeko. Note that the thread's alloc
     * cache was already initialised by the call to alloc the interp struct.
     */

#if TCL_THREADS && defined(USE_THREAD_ALLOC)
    iPtr->allocCache = (AllocCache *)TclpGetAllocCache();
#else
    iPtr->allocCache = NULL;
#endif
    iPtr->pendingObjDataPtr = NULL;
    iPtr->asyncReadyPtr = TclGetAsyncReadyPtr();
    iPtr->deferredCallbacks = NULL;

		&& (cmdInfoPtr->nreProc == NULL)) {
	    Tcl_Panic("builtin command with NULL object command proc and a NULL compile proc");
	}

	hPtr = Tcl_CreateHashEntry(&iPtr->globalNsPtr->cmdTable,
		cmdInfoPtr->name, &isNew);
	if (isNew) {
	    cmdPtr = (Command *)Tcl_Alloc(sizeof(Command));
	    cmdPtr->hPtr = hPtr;
	    cmdPtr->nsPtr = iPtr->globalNsPtr;
	    cmdPtr->refCount = 1;
	    cmdPtr->cmdEpoch = 0;
	    cmdPtr->compileProc = cmdInfoPtr->compileProc;
	    cmdPtr->proc = TclInvokeObjectCommand;
	    cmdPtr->clientData = cmdPtr;

    }
#define MATH_FUNC_PREFIX_LEN 17 /* == strlen("::tcl::mathfunc::") */
    memcpy(mathFuncName, "::tcl::mathfunc::", MATH_FUNC_PREFIX_LEN);
    for (builtinFuncPtr = BuiltinFuncTable; builtinFuncPtr->name != NULL;
	    builtinFuncPtr++) {
	strcpy(mathFuncName+MATH_FUNC_PREFIX_LEN, builtinFuncPtr->name);
	Tcl_CreateObjCommand(interp, mathFuncName,
		builtinFuncPtr->objCmdProc, (void *)builtinFuncPtr->fn, NULL);
	Tcl_Export(interp, nsPtr, builtinFuncPtr->name, 0);
    }

    /*
     * Register the mathematical "operator" commands. [TIP #174]
     */

    nsPtr = Tcl_CreateNamespace(interp, "::tcl::mathop", NULL, NULL);
    if (nsPtr == NULL) {
	Tcl_Panic("can't create math operator namespace");
    }
    Tcl_Export(interp, nsPtr, "*", 1);
#define MATH_OP_PREFIX_LEN 15 /* == strlen("::tcl::mathop::") */
    memcpy(mathFuncName, "::tcl::mathop::", MATH_OP_PREFIX_LEN);
    for (opcmdInfoPtr=mathOpCmds ; opcmdInfoPtr->name!=NULL ; opcmdInfoPtr++){
	TclOpCmdClientData *occdPtr = (TclOpCmdClientData *)Tcl_Alloc(sizeof(TclOpCmdClientData));

	occdPtr->op = opcmdInfoPtr->name;
	occdPtr->i.numArgs = opcmdInfoPtr->i.numArgs;
	occdPtr->expected = opcmdInfoPtr->expected;
	strcpy(mathFuncName + MATH_OP_PREFIX_LEN, opcmdInfoPtr->name);
	cmdPtr = (Command *) Tcl_CreateObjCommand(interp, mathFuncName,
		opcmdInfoPtr->objProc, occdPtr, DeleteOpCmdClientData);

    return interp;
}

static void
DeleteOpCmdClientData(
    ClientData clientData)
{
    TclOpCmdClientData *occdPtr = (TclOpCmdClientData *)clientData;

    Tcl_Free(occdPtr);
}

/*
 * ---------------------------------------------------------------------
 *

}

const char *
TclGetCommandTypeName(
    Tcl_Command command)
{
    Command *cmdPtr = (Command *) command;
    Tcl_ObjCmdProc *procPtr = cmdPtr->objProc;
    const char *name = "native";

    if (procPtr == NULL) {
        procPtr = cmdPtr->nreProc;
    }
    Tcl_MutexLock(&commandTypeLock);
    if (commandTypeInit) {

                    || Tcl_HideCommand(interp, "___tmp",
                            TclGetString(hideName)) != TCL_OK) {
                Tcl_Panic("problem making '%s %s' safe: %s",
                        unsafePtr->ensembleNsName, unsafePtr->commandName,
                        Tcl_GetStringResult(interp));
            }
            Tcl_CreateObjCommand(interp, TclGetString(cmdName),
                    BadEnsembleSubcommand, (void *)unsafePtr, NULL);
            TclDecrRefCount(cmdName);
            TclDecrRefCount(hideName);
        } else {
            /*
             * Hide an ensemble main command (for compatibility).
             */

static int
BadEnsembleSubcommand(
    ClientData clientData,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    const UnsafeEnsembleInfo *infoPtr = (const UnsafeEnsembleInfo *)clientData;
    (void)objc;
    (void)objv;

    Tcl_SetObjResult(interp, Tcl_ObjPrintf(
            "not allowed to invoke subcommand %s of %s",
            infoPtr->commandName, infoPtr->ensembleNsName));
    Tcl_SetErrorCode(interp, "TCL", "SAFE", "SUBCOMMAND", NULL);
    return TCL_ERROR;
}

    Tcl_InterpDeleteProc *proc,	/* Function to call when interpreter is about
				 * to be deleted. */
    ClientData clientData)	/* One-word value to pass to proc. */
{
    Interp *iPtr = (Interp *) interp;
    static Tcl_ThreadDataKey assocDataCounterKey;
    int *assocDataCounterPtr =
	    (int *)Tcl_GetThreadData(&assocDataCounterKey, sizeof(int));
    int isNew;
    char buffer[32 + TCL_INTEGER_SPACE];
    AssocData *dPtr = (AssocData *)Tcl_Alloc(sizeof(AssocData));
    Tcl_HashEntry *hPtr;

    sprintf(buffer, "Assoc Data Key #%d", *assocDataCounterPtr);
    (*assocDataCounterPtr)++;

    if (iPtr->assocData == NULL) {
	iPtr->assocData = (Tcl_HashTable *)Tcl_Alloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(iPtr->assocData, TCL_STRING_KEYS);
    }
    hPtr = Tcl_CreateHashEntry(iPtr->assocData, buffer, &isNew);
    dPtr->proc = proc;
    dPtr->clientData = clientData;
    Tcl_SetHashValue(hPtr, dPtr);
}

    hTablePtr = iPtr->assocData;
    if (hTablePtr == NULL) {
	return;
    }
    for (hPtr = Tcl_FirstHashEntry(hTablePtr, &hSearch); hPtr != NULL;
	    hPtr = Tcl_NextHashEntry(&hSearch)) {
	dPtr = (AssocData *)Tcl_GetHashValue(hPtr);
	if ((dPtr->proc == proc) && (dPtr->clientData == clientData)) {
	    Tcl_Free(dPtr);
	    Tcl_DeleteHashEntry(hPtr);
	    return;
	}
    }
}

{
    Interp *iPtr = (Interp *) interp;
    AssocData *dPtr;
    Tcl_HashEntry *hPtr;
    int isNew;

    if (iPtr->assocData == NULL) {
	iPtr->assocData = (Tcl_HashTable *)Tcl_Alloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(iPtr->assocData, TCL_STRING_KEYS);
    }
    hPtr = Tcl_CreateHashEntry(iPtr->assocData, name, &isNew);
    if (isNew == 0) {
	dPtr = (AssocData *)Tcl_GetHashValue(hPtr);
    } else {
	dPtr = (AssocData *)Tcl_Alloc(sizeof(AssocData));
    }
    dPtr->proc = proc;
    dPtr->clientData = clientData;

    Tcl_SetHashValue(hPtr, dPtr);
}


    if (iPtr->assocData == NULL) {
	return;
    }
    hPtr = Tcl_FindHashEntry(iPtr->assocData, name);
    if (hPtr == NULL) {
	return;
    }
    dPtr = (AssocData *)Tcl_GetHashValue(hPtr);
    if (dPtr->proc != NULL) {
	dPtr->proc(dPtr->clientData, interp);
    }
    Tcl_Free(dPtr);
    Tcl_DeleteHashEntry(hPtr);
}


    if (iPtr->assocData == NULL) {
	return NULL;
    }
    hPtr = Tcl_FindHashEntry(iPtr->assocData, name);
    if (hPtr == NULL) {
	return NULL;
    }
    dPtr = (AssocData *)Tcl_GetHashValue(hPtr);
    if (procPtr != NULL) {
	*procPtr = dPtr->proc;
    }
    return dPtr->clientData;
}

/*

     * TIP #285, Script cancellation support. Delete this interp from the
     * global hash table of CancelInfo structs.
     */

    Tcl_MutexLock(&cancelLock);
    hPtr = Tcl_FindHashEntry(&cancelTable, (char *) iPtr);
    if (hPtr != NULL) {
	CancelInfo *cancelInfo = (CancelInfo *)Tcl_GetHashValue(hPtr);

	if (cancelInfo != NULL) {
	    if (cancelInfo->result != NULL) {
		Tcl_Free(cancelInfo->result);
	    }
	    Tcl_Free(cancelInfo);
	}

	 * to create any new hidden or non-hidden commands.
	 * Tcl_DeleteCommandFromToken will remove the entry from the
	 * hiddenCmdTablePtr.
	 */

	hPtr = Tcl_FirstHashEntry(hTablePtr, &search);
	for (; hPtr != NULL; hPtr = Tcl_NextHashEntry(&search)) {
	    Tcl_DeleteCommandFromToken(interp, (Tcl_Command)Tcl_GetHashValue(hPtr));
	}
	Tcl_DeleteHashTable(hTablePtr);
	Tcl_Free(hTablePtr);
    }

    /*
     * Invoke deletion callbacks; note that a callback can create new
     * callbacks, so we iterate.
     */

    while (iPtr->assocData != NULL) {
	AssocData *dPtr;

	hTablePtr = iPtr->assocData;
	iPtr->assocData = NULL;
	for (hPtr = Tcl_FirstHashEntry(hTablePtr, &search);
		hPtr != NULL;
		hPtr = Tcl_FirstHashEntry(hTablePtr, &search)) {
	    dPtr = (AssocData *)Tcl_GetHashValue(hPtr);
	    Tcl_DeleteHashEntry(hPtr);
	    if (dPtr->proc != NULL) {
		dPtr->proc(dPtr->clientData, interp);
	    }
	    Tcl_Free(dPtr);
	}
	Tcl_DeleteHashTable(hTablePtr);

     * TIP #280 - Release the arrays for ByteCode/Proc extension, and
     * contents.
     */

    for (hPtr = Tcl_FirstHashEntry(iPtr->linePBodyPtr, &search);
	    hPtr != NULL;
	    hPtr = Tcl_NextHashEntry(&search)) {
	CmdFrame *cfPtr = (CmdFrame *)Tcl_GetHashValue(hPtr);
	Proc *procPtr = (Proc *) Tcl_GetHashKey(iPtr->linePBodyPtr, hPtr);

	procPtr->iPtr = NULL;
	if (cfPtr) {
	    if (cfPtr->type == TCL_LOCATION_SOURCE) {
		Tcl_DecrRefCount(cfPtr->data.eval.path);
	    }

    /*
     * See also tclCompile.c, TclCleanupByteCode
     */

    for (hPtr = Tcl_FirstHashEntry(iPtr->lineBCPtr, &search);
	    hPtr != NULL;
	    hPtr = Tcl_NextHashEntry(&search)) {
	ExtCmdLoc *eclPtr = (ExtCmdLoc *)Tcl_GetHashValue(hPtr);

	if (eclPtr->type == TCL_LOCATION_SOURCE) {
	    Tcl_DecrRefCount(eclPtr->path);
	}
	for (i=0; i< eclPtr->nuloc; i++) {
	    Tcl_Free(eclPtr->loc[i].line);
	}

    /*
     * Initialize the hidden command table if necessary.
     */

    hiddenCmdTablePtr = iPtr->hiddenCmdTablePtr;
    if (hiddenCmdTablePtr == NULL) {
	hiddenCmdTablePtr = (Tcl_HashTable *)Tcl_Alloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(hiddenCmdTablePtr, TCL_STRING_KEYS);
	iPtr->hiddenCmdTablePtr = hiddenCmdTablePtr;
    }

    /*
     * It is an error to move an exposed command to a hidden command with
     * hiddenCmdToken if a hidden command with the name hiddenCmdToken already

    if (hPtr == NULL) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
                "unknown hidden command \"%s\"", hiddenCmdToken));
        Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "HIDDENTOKEN",
                hiddenCmdToken, NULL);
	return TCL_ERROR;
    }
    cmdPtr = (Command *)Tcl_GetHashValue(hPtr);

    /*
     * Check that we have a true global namespace command (enforced by
     * Tcl_HideCommand but let's double check. (If it was not, we would not
     * really know how to handle it).
     */

	    break;
	}

	/*
         * An existing command conflicts. Try to delete it...
         */

	cmdPtr = (Command *)Tcl_GetHashValue(hPtr);

	/*
	 * Be careful to preserve any existing import links so we can restore
	 * them down below. That way, you can redefine a command and its
	 * import status will remain intact.
	 */

	 * However, we do not need to recompute this just yet; next time we
	 * need the info will be soon enough.
	 */

	TclInvalidateNsCmdLookup(nsPtr);
	TclInvalidateNsPath(nsPtr);
    }
    cmdPtr = (Command *)Tcl_Alloc(sizeof(Command));
    Tcl_SetHashValue(hPtr, cmdPtr);
    cmdPtr->hPtr = hPtr;
    cmdPtr->nsPtr = nsPtr;
    cmdPtr->refCount = 1;
    cmdPtr->cmdEpoch = 0;
    cmdPtr->compileProc = NULL;
    cmdPtr->objProc = TclInvokeStringCommand;

     * all of these references to point to the new command.
     */

    if (oldRefPtr != NULL) {
	cmdPtr->importRefPtr = oldRefPtr;
	while (oldRefPtr != NULL) {
	    Command *refCmdPtr = oldRefPtr->importedCmdPtr;
	    dataPtr = (ImportedCmdData *)refCmdPtr->objClientData;
	    dataPtr->realCmdPtr = cmdPtr;
	    oldRefPtr = oldRefPtr->nextPtr;
	}
    }

    /*
     * We just created a command, so in its namespace and all of its parent

	    break;
	}

	/*
         * An existing command conflicts. Try to delete it...
         */

	cmdPtr = (Command *)Tcl_GetHashValue(hPtr);

	/*
	 * Command already exists; delete it. Be careful to preserve any
	 * existing import links so we can restore them down below. That way,
	 * you can redefine a command and its import status will remain
	 * intact.
	 */

	 * However, we do not need to recompute this just yet; next time we
	 * need the info will be soon enough.
	 */

	TclInvalidateNsCmdLookup(nsPtr);
	TclInvalidateNsPath(nsPtr);
    }
    cmdPtr = (Command *)Tcl_Alloc(sizeof(Command));
    Tcl_SetHashValue(hPtr, cmdPtr);
    cmdPtr->hPtr = hPtr;
    cmdPtr->nsPtr = nsPtr;
    cmdPtr->refCount = 1;
    cmdPtr->cmdEpoch = 0;
    cmdPtr->compileProc = NULL;
    cmdPtr->objProc = proc;

     */

    if (oldRefPtr != NULL) {
	cmdPtr->importRefPtr = oldRefPtr;
	while (oldRefPtr != NULL) {
	    Command *refCmdPtr = oldRefPtr->importedCmdPtr;

	    dataPtr = (ImportedCmdData*)refCmdPtr->objClientData;
	    dataPtr->realCmdPtr = cmdPtr;
	    oldRefPtr = oldRefPtr->nextPtr;
	}
    }

    /*
     * We just created a command, so in its namespace and all of its parent

int
TclInvokeStringCommand(
    ClientData clientData,	/* Points to command's Command structure. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Command *cmdPtr = (Command *)clientData;
    int i, result;
    const char **argv = (const char **)
	    TclStackAlloc(interp, (objc + 1) * sizeof(char *));

    for (i = 0; i < objc; i++) {
	argv[i] = TclGetString(objv[i]);
    }
    argv[objc] = 0;

int
TclInvokeObjectCommand(
    ClientData clientData,	/* Points to command's Command structure. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int argc,			/* Number of arguments. */
    const char **argv)	/* Argument strings. */
{
    Command *cmdPtr = ( Command *) clientData;
    Tcl_Obj *objPtr;
    int i, length, result;
    Tcl_Obj **objv = (Tcl_Obj **)
	    TclStackAlloc(interp, (argc * sizeof(Tcl_Obj *)));

    for (i = 0; i < argc; i++) {
	length = strlen(argv[i]);
	TclNewStringObj(objPtr, argv[i], length);
	Tcl_IncrRefCount(objPtr);
	objv[i] = objPtr;

 *	None.
 *
 *----------------------------------------------------------------------
 */

const char *
Tcl_GetCommandName(
    Tcl_Interp *dummy,		/* Not used. */
    Tcl_Command command)	/* Token for command returned by a previous
				 * call to Tcl_CreateCommand. The command must
				 * not have been deleted. */
{
    Command *cmdPtr = (Command *) command;
    (void)dummy;

    if ((cmdPtr == NULL) || (cmdPtr->hPtr == NULL)) {
	/*
	 * This should only happen if command was "created" after the
	 * interpreter began to be deleted, so there isn't really any command.
	 * Just return an empty string.
	 */

	return "";
    }

    return (const char *)Tcl_GetHashKey(cmdPtr->hPtr->tablePtr, cmdPtr->hPtr);
}

/*
 *----------------------------------------------------------------------
 *
 * Tcl_GetCommandFullName --
 *

	if (cmdPtr->nsPtr != NULL) {
	    Tcl_AppendToObj(objPtr, cmdPtr->nsPtr->fullName, -1);
	    if (cmdPtr->nsPtr != iPtr->globalNsPtr) {
		Tcl_AppendToObj(objPtr, "::", 2);
	    }
	}
	if (cmdPtr->hPtr != NULL) {
	    name = (char *)Tcl_GetHashKey(cmdPtr->hPtr->tablePtr, cmdPtr->hPtr);
	    Tcl_AppendToObj(objPtr, name, -1);
	}
    }
}

/*
 *----------------------------------------------------------------------

 *
 *----------------------------------------------------------------------
 */

static int
CancelEvalProc(
    ClientData clientData,	/* Interp to cancel the script in progress. */
    Tcl_Interp *dummy,		/* Not used. */
    int code)			/* Current return code from command. */
{
    CancelInfo *cancelInfo = (CancelInfo *)clientData;
    Interp *iPtr;
    (void)dummy;

    if (cancelInfo != NULL) {
	Tcl_MutexLock(&cancelLock);
	iPtr = (Interp *) cancelInfo->interp;

	if (iPtr != NULL) {
	    /*

    if (hPtr == NULL) {
	/*
	 * No CancelInfo record for this interpreter.
	 */

	goto done;
    }
    cancelInfo = (CancelInfo *)Tcl_GetHashValue(hPtr);

    /*
     * Populate information needed by the interpreter thread to fulfill the
     * cancellation request. Currently, clientData is ignored. If the
     * TCL_CANCEL_UNWIND flags bit is set, the script in progress is not
     * allowed to catch the script cancellation because the evaluation stack
     * for the interp is completely unwound.
     */

    if (resultObjPtr != NULL) {
	result = TclGetStringFromObj(resultObjPtr, &cancelInfo->length);
	cancelInfo->result = (char *)Tcl_Realloc(cancelInfo->result,cancelInfo->length);
	memcpy(cancelInfo->result, result, cancelInfo->length);
	TclDecrRefCount(resultObjPtr);	/* Discard their result object. */
    } else {
	cancelInfo->result = NULL;
	cancelInfo->length = 0;
    }
    cancelInfo->clientData = clientData;

static int
EvalObjvCore(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Command *cmdPtr = NULL, *preCmdPtr = (Command *)data[0];
    int flags = PTR2INT(data[1]);
    int objc = PTR2INT(data[2]);
    Tcl_Obj **objv = (Tcl_Obj **)data[3];
    Interp *iPtr = (Interp *) interp;
    Namespace *lookupNsPtr = NULL;
    int enterTracesDone = 0;
    (void)result;

    /*
     * Push records for task to be done on return, in INVERSE order. First, if
     * needed, the exception handlers (as they should happen last).
     */

    if (!(flags & TCL_EVAL_NOERR)) {

static int
Dispatch(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_ObjCmdProc *objProc = (Tcl_ObjCmdProc *)data[0];
    ClientData clientData = data[1];
    int objc = PTR2INT(data[2]);
    Tcl_Obj **objv = (Tcl_Obj **)data[3];
    Interp *iPtr = (Interp *) interp;
    (void)result;

#ifdef USE_DTRACE
    if (TCL_DTRACE_CMD_ARGS_ENABLED()) {
	const char *a[10];
	int i = 0;

	while (i < 10) {

static int
TEOV_RestoreVarFrame(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ((Interp *) interp)->varFramePtr = (CallFrame *)data[0];
    return result;
}

static int
TEOV_Exception(
    ClientData data[],
    Tcl_Interp *interp,

    int result)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *listPtr;
    const char *cmdString;
    size_t cmdLen;
    int objc = PTR2INT(data[0]);
    Tcl_Obj **objv = (Tcl_Obj **)data[1];

    if ((result == TCL_ERROR) && !(iPtr->flags & ERR_ALREADY_LOGGED)) {
	/*
	 * If there was an error, a command string will be needed for the
	 * error log: get it out of the itemPtr. The details depend on the
	 * type.
	 */

     * to hold both the handler prefix and all words of the command invokation
     * itself.
     */

    Tcl_ListObjGetElements(NULL, currNsPtr->unknownHandlerPtr,
	    &handlerObjc, &handlerObjv);
    newObjc = objc + handlerObjc;
    newObjv = (Tcl_Obj **)TclStackAlloc(interp, sizeof(Tcl_Obj *) * newObjc);

    /*
     * Copy command prefix from unknown handler and add on the real command's
     * full argument list. Note that we only use memcpy() once because we have
     * to increment the reference count of all the handler arguments anyway.
     */

TEOV_NotFoundCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int objc = PTR2INT(data[0]);
    Tcl_Obj **objv = (Tcl_Obj **)data[1];
    Namespace *savedNsPtr = (Namespace *)data[2];

    int i;

    if (savedNsPtr) {
	iPtr->varFramePtr->nsPtr = savedNsPtr;
    }

    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int traceCode = TCL_OK;
    int objc = PTR2INT(data[0]);
    Tcl_Obj *commandPtr = (Tcl_Obj *)data[1];
    Command *cmdPtr = (Command *)data[2];
    Tcl_Obj **objv = (Tcl_Obj **)data[3];
    size_t length;
    const char *command = TclGetStringFromObj(commandPtr, &length);

    if (!(cmdPtr->flags & CMD_IS_DELETED)) {
	if (cmdPtr->flags & CMD_HAS_EXEC_TRACES) {
	    traceCode = TclCheckExecutionTraces(interp, command, length,
		    cmdPtr, result, TCL_TRACE_LEAVE_EXEC, objc, objv);

    int allowExceptions = (iPtr->evalFlags & TCL_ALLOW_EXCEPTIONS);
    int gotParse = 0;
    unsigned int i, objectsUsed = 0;
				/* These variables keep track of how much
				 * state has been allocated while evaluating
				 * the script, so that it can be freed
				 * properly if an error occurs. */
    Tcl_Parse *parsePtr = (Tcl_Parse *)TclStackAlloc(interp, sizeof(Tcl_Parse));
    CmdFrame *eeFramePtr = (CmdFrame *)TclStackAlloc(interp, sizeof(CmdFrame));
    Tcl_Obj **stackObjArray = (Tcl_Obj **)
	    TclStackAlloc(interp, minObjs * sizeof(Tcl_Obj *));
    int *expandStack = (int *)TclStackAlloc(interp, minObjs * sizeof(int));
    int *linesStack = (int *)TclStackAlloc(interp, minObjs * sizeof(int));
				/* TIP #280 Structures for tracking of command
				 * locations. */
    int *clNext = NULL;		/* Pointer for the tracking of invisible
				 * continuation lines. Initialized only if the
				 * caller gave us a table of locations to
				 * track, via scriptCLLocPtr. It always refers
				 * to the table entry holding the location of

	    unsigned int numWords = parsePtr->numWords;

	    /*
	     * Generate an array of objects for the words of the command.
	     */

	    if (numWords > minObjs) {
		expand =    (int *)Tcl_Alloc(numWords * sizeof(int));
		objvSpace = (Tcl_Obj **)Tcl_Alloc(numWords * sizeof(Tcl_Obj *));
		lineSpace = (int *)Tcl_Alloc(numWords * sizeof(int));
	    }
	    expandRequested = 0;
	    objv = objvSpace;
	    lines = lineSpace;

	    iPtr->cmdFramePtr = eeFramePtr->nextPtr;
	    for (objectsUsed = 0, tokenPtr = parsePtr->tokenPtr;

		Tcl_Obj **copy = objvSpace;
		int *lcopy = lineSpace;
		int wordIdx = numWords;
		int objIdx = objectsNeeded - 1;

		if ((numWords > minObjs) || (objectsNeeded > minObjs)) {
		    objv = objvSpace =
			    (Tcl_Obj **)Tcl_Alloc(objectsNeeded * sizeof(Tcl_Obj *));
		    lines = lineSpace = (int *)Tcl_Alloc(objectsNeeded * sizeof(int));
		}

		objectsUsed = 0;
		while (wordIdx--) {
		    if (expand[wordIdx]) {
			int numElements;
			Tcl_Obj **elements, *temp = copy[wordIdx];

	hPtr = Tcl_CreateHashEntry(iPtr->lineLAPtr, objv[i], &isNew);
	if (isNew) {
	    /*
	     * The word is not on the stack yet, remember the current location
	     * and initialize references.
	     */

	    cfwPtr = (CFWord *)Tcl_Alloc(sizeof(CFWord));
	    cfwPtr->framePtr = cfPtr;
	    cfwPtr->word = i;
	    cfwPtr->refCount = 1;
	    Tcl_SetHashValue(hPtr, cfwPtr);
	} else {
	    /*
	     * The word is already on the stack, its current location is not
	     * relevant. Just remember the reference to prevent early removal.
	     */

	    cfwPtr = (CFWord *)Tcl_GetHashValue(hPtr);
	    cfwPtr->refCount++;
	}
    }
}

/*
 *----------------------------------------------------------------------

	CFWord *cfwPtr;
	Tcl_HashEntry *hPtr =
		Tcl_FindHashEntry(iPtr->lineLAPtr, (char *) objv[i]);

	if (!hPtr) {
	    continue;
	}
	cfwPtr = (CFWord *)Tcl_GetHashValue(hPtr);

	if (cfwPtr->refCount-- > 1) {
	    continue;
	}

	Tcl_Free(cfwPtr);
	Tcl_DeleteHashEntry(hPtr);

    Interp *iPtr = (Interp *) interp;
    Tcl_HashEntry *hePtr =
	    Tcl_FindHashEntry(iPtr->lineBCPtr, (char *) codePtr);

    if (!hePtr) {
	return;
    }
    eclPtr = (ExtCmdLoc *)Tcl_GetHashValue(hePtr);
    ePtr = &eclPtr->loc[cmd];

    /*
     * ePtr->nline is the number of words originally parsed.
     *
     * objc is the number of elements getting invoked.
     *

     *
     * Item (2) is why we can use objv to get the literals, and do not
     * have to save them at compile time.
     */

    for (word = 1; word < objc; word++) {
	if (ePtr->line[word] >= 0) {
	    int isNew;
	    Tcl_HashEntry *hPtr = Tcl_CreateHashEntry(iPtr->lineLABCPtr,
		objv[word], &isNew);
	    CFWordBC *cfwPtr = (CFWordBC *)Tcl_Alloc(sizeof(CFWordBC));

	    cfwPtr->framePtr = cfPtr;
	    cfwPtr->obj = objv[word];
	    cfwPtr->pc = pc;
	    cfwPtr->word = word;
	    cfwPtr->nextPtr = lastPtr;
	    lastPtr = cfwPtr;

	    if (isNew) {
		/*
		 * The word is not on the stack yet, remember the current
		 * location and initialize references.
		 */

		cfwPtr->prevPtr = NULL;
	    } else {
		/*
		 * The object is already on the stack, however it may have
		 * a different location now (literal sharing may map
		 * multiple location to a single Tcl_Obj*. Save the old
		 * information in the new structure.
		 */

		cfwPtr->prevPtr = (CFWordBC *)Tcl_GetHashValue(hPtr);
	    }

	    Tcl_SetHashValue(hPtr, cfwPtr);
	}
    } /* for */

    cfPtr->litarg = lastPtr;

    Interp *iPtr = (Interp *) interp;
    CFWordBC *cfwPtr = (CFWordBC *) cfPtr->litarg;

    while (cfwPtr) {
	CFWordBC *nextPtr = cfwPtr->nextPtr;
	Tcl_HashEntry *hPtr =
		Tcl_FindHashEntry(iPtr->lineLABCPtr, (char *) cfwPtr->obj);
	CFWordBC *xPtr = (CFWordBC *)Tcl_GetHashValue(hPtr);

	if (xPtr != cfwPtr) {
	    Tcl_Panic("TclArgumentBC Enter/Release Mismatch");
	}

	if (cfwPtr->prevPtr) {
	    Tcl_SetHashValue(hPtr, cfwPtr->prevPtr);

    /*
     * First look for location information recorded in the argument
     * stack. That is nearest.
     */

    hPtr = Tcl_FindHashEntry(iPtr->lineLAPtr, (char *) obj);
    if (hPtr) {
	CFWord *cfwPtr = (CFWord *)Tcl_GetHashValue(hPtr);

	*wordPtr = cfwPtr->word;
	*cfPtrPtr = cfwPtr->framePtr;
	return;
    }

    /*
     * Check if the Tcl_Obj has location information as a bytecode literal, in
     * that stack.
     */

    hPtr = Tcl_FindHashEntry(iPtr->lineLABCPtr, (char *) obj);
    if (hPtr) {
	CFWordBC *cfwPtr = (CFWordBC *)Tcl_GetHashValue(hPtr);

	framePtr = cfwPtr->framePtr;
	framePtr->data.tebc.pc = (char *) (((ByteCode *)
		framePtr->data.tebc.codePtr)->codeStart + cfwPtr->pc);
	*cfPtrPtr = cfwPtr->framePtr;
	*wordPtr = cfwPtr->word;
	return;

	     * and TclInitCompileEnv), are special-cased to use the proper
	     * line number directly instead of accessing the 'line' array.
	     *
	     * Note that we use (word==INTMIN) to signal that no command frame
	     * should be pushed, as needed by alias and ensemble redirections.
	     */

	    eoFramePtr = (CmdFrame *)TclStackAlloc(interp, sizeof(CmdFrame));
	    eoFramePtr->nline = 0;
	    eoFramePtr->line = NULL;

	    eoFramePtr->type = TCL_LOCATION_EVAL;
	    eoFramePtr->level = (iPtr->cmdFramePtr == NULL?
		    1 : iPtr->cmdFramePtr->level + 1);
	    eoFramePtr->framePtr = iPtr->framePtr;

static int
TEOEx_ByteCodeCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    CallFrame *savedVarFramePtr = (CallFrame *)data[0];
    Tcl_Obj *objPtr = (Tcl_Obj *)data[1];
    int allowExceptions = PTR2INT(data[2]);

    if (iPtr->numLevels == 0) {
	if (result == TCL_RETURN) {
	    result = TclUpdateReturnInfo(iPtr);
	}
	if ((result != TCL_OK) && (result != TCL_ERROR) && !allowExceptions) {

static int
TEOEx_ListCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *listPtr = (Tcl_Obj *)data[0];
    CmdFrame *eoFramePtr = (CmdFrame *)data[1];
    Tcl_Obj *objPtr = (Tcl_Obj *)data[2];

    /*
     * Remove the cmdFrame
     */

    if (eoFramePtr) {
	iPtr->cmdFramePtr = eoFramePtr->nextPtr;

	Tcl_Panic("TclObjInvoke: called without TCL_INVOKE_HIDDEN");
    }
    return Tcl_NRCallObjProc(interp, TclNRInvoke, NULL, objc, objv);
}

int
TclNRInvoke(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Interp *iPtr = (Interp *) interp;
    Tcl_HashTable *hTblPtr;	/* Table of hidden commands. */
    const char *cmdName;	/* Name of the command from objv[0]. */
    Tcl_HashEntry *hPtr = NULL;
    Command *cmdPtr;
    (void)dummy;

    cmdName = TclGetString(objv[0]);
    hTblPtr = iPtr->hiddenCmdTablePtr;
    if (hTblPtr != NULL) {
	hPtr = Tcl_FindHashEntry(hTblPtr, cmdName);
    }
    if (hPtr == NULL) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
                "invalid hidden command name \"%s\"", cmdName));
        Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "HIDDENTOKEN", cmdName,
                NULL);
	return TCL_ERROR;
    }
    cmdPtr = (Command *)Tcl_GetHashValue(hPtr);

    /*
     * Avoid the exception-handling brain damage when numLevels == 0
     */

    iPtr->numLevels++;
    Tcl_NRAddCallback(interp, NRPostInvoke, NULL, NULL, NULL, NULL);

    /*
     * Normal command resolution of objv[0] isn't going to find cmdPtr.
     * That's the whole point of **hidden** commands.  So tell the Eval core
     * machinery not to even try (and risk finding something wrong).
     */

    return TclNREvalObjv(interp, objc, objv, TCL_EVAL_NORESOLVE, cmdPtr);
}

static int
NRPostInvoke(
    ClientData dummy[],		/* Not used. */
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *)interp;
    (void)dummy;

    iPtr->numLevels--;
    return result;
}

/*
 *---------------------------------------------------------------------------
 *

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
ExprCeilFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    int code;
    double d;
    mp_int big;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    code = Tcl_GetDoubleFromObj(interp, objv[1], &d);
#ifdef ACCEPT_NAN

	Tcl_SetObjResult(interp, Tcl_NewDoubleObj(ceil(d)));
    }
    return TCL_OK;
}

static int
ExprFloorFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    int code;
    double d;
    mp_int big;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    code = Tcl_GetDoubleFromObj(interp, objv[1], &d);
#ifdef ACCEPT_NAN

	Tcl_SetObjResult(interp, Tcl_NewDoubleObj(floor(d)));
    }
    return TCL_OK;
}

static int
ExprIsqrtFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    ClientData ptr;
    int type;
    double d;
    Tcl_WideInt w;
    mp_int big;
    int exact = 0;		/* Flag ==1 if the argument can be represented
				 * in a double as an exact integer. */
    (void)dummy;

    /*
     * Check syntax.
     */

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);

    Tcl_SetErrorCode(interp, "ARITH", "DOMAIN",
	    "domain error: argument not in valid range", NULL);
    return TCL_ERROR;
}

static int
ExprSqrtFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter list. */
{
    int code;
    double d;
    mp_int big;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    code = Tcl_GetDoubleFromObj(interp, objv[1], &d);
#ifdef ACCEPT_NAN

    }
    errno = 0;
    return CheckDoubleResult(interp, func(d1, d2));
}

static int
ExprAbsFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Parameter vector. */
{
    ClientData ptr;
    int type;
    mp_int big;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {

#endif
    }
    return TCL_OK;
}

static int
ExprBoolFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    int value;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    if (Tcl_GetBooleanFromObj(interp, objv[1], &value) != TCL_OK) {
	return TCL_ERROR;
    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(value));
    return TCL_OK;
}

static int
ExprDoubleFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    double dResult;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    if (Tcl_GetDoubleFromObj(interp, objv[1], &dResult) != TCL_OK) {
#ifdef ACCEPT_NAN
	if (TclHasIntRep(objv[1], &tclDoubleType)) {
	    Tcl_SetObjResult(interp, objv[1]);
	    return TCL_OK;
	}
#endif
	return TCL_ERROR;
    }
    Tcl_SetObjResult(interp, Tcl_NewDoubleObj(dResult));
    return TCL_OK;
}

static int
ExprIntFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    double d;
    int type;
    ClientData ptr;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {
	return TCL_ERROR;

    Tcl_GetDoubleFromObj(interp, objv[1], &d);
    return TCL_ERROR;
}

static int
ExprWideFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    Tcl_WideInt wResult;
    (void)dummy;

    if (ExprIntFunc(NULL, interp, objc, objv) != TCL_OK) {
	return TCL_ERROR;
    }
    TclGetWideBitsFromObj(NULL, Tcl_GetObjResult(interp), &wResult);
    Tcl_SetObjResult(interp, Tcl_NewWideIntObj(wResult));
    return TCL_OK;
}

/*
 * Common implmentation of max() and min().
 */
static int
ExprMaxMinFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv,	/* Actual parameter vector. */
    int op)			/* Comparison direction */
{
    Tcl_Obj *res;
    double d;
    int type, i;
    ClientData ptr;
    (void)dummy;

    if (objc < 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }
    res = objv[1];
    for (i = 1; i < objc; i++) {

    Tcl_SetObjResult(interp, res);
    return TCL_OK;
}

static int
ExprMaxFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    (void)dummy;
    return ExprMaxMinFunc(NULL, interp, objc, objv, MP_GT);
}

static int
ExprMinFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    (void)dummy;
    return ExprMaxMinFunc(NULL, interp, objc, objv, MP_LT);
}

static int
ExprRandFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Actual parameter vector. */
{
    Interp *iPtr = (Interp *) interp;
    double dResult;
    long tmp;			/* Algorithm assumes at least 32 bits. Only
				 * long guarantees that. See below. */
    Tcl_Obj *oResult;
    (void)dummy;

    if (objc != 1) {
	MathFuncWrongNumArgs(interp, 1, objc, objv);
	return TCL_ERROR;
    }

    if (!(iPtr->flags & RAND_SEED_INITIALIZED)) {

    TclNewDoubleObj(oResult, dResult);
    Tcl_SetObjResult(interp, oResult);
    return TCL_OK;
}

static int
ExprRoundFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Parameter vector. */
{
    double d;
    ClientData ptr;
    int type;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {

    Tcl_GetDoubleFromObj(interp, objv[1], &d);
    return TCL_ERROR;
}

static int
ExprSrandFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count. */
    Tcl_Obj *const *objv)	/* Parameter vector. */
{
    Interp *iPtr = (Interp *) interp;
    Tcl_WideInt w = 0;			/* Initialized to avoid compiler warning. */
    (void)dummy;

    /*
     * Convert argument and use it to reset the seed.
     */

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);

    /*
     * To avoid duplicating the random number generation code we simply clean
     * up our state and call the real random number function. That function
     * will always succeed.
     */

    return ExprRandFunc(NULL, interp, 1, objv);
}

/*
 *----------------------------------------------------------------------
 *
 * Double Classification Functions --
 *

#error "unknown or unexpected TCL_FPCLASSIFY_MODE"
#endif /* TCL_FPCLASSIFY_MODE */
#endif /* !fpclassify */
}

static int
ExprIsFiniteFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {

    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsInfinityFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {

    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsNaNFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 1;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {

    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsNormalFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {

    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsSubnormalFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;
    (void)dummy;

    if (objc != 2) {
	MathFuncWrongNumArgs(interp, 2, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {

    }
    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
ExprIsUnorderedFunc(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    ClientData ptr;
    int type, result = 0;
    (void)dummy;

    if (objc != 3) {
	MathFuncWrongNumArgs(interp, 3, objc, objv);
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {

    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(result));
    return TCL_OK;
}

static int
FloatClassifyObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* The interpreter in which to execute the
				 * function. */
    int objc,			/* Actual parameter count */
    Tcl_Obj *const *objv)	/* Actual parameter list */
{
    double d;
    Tcl_Obj *objPtr;
    ClientData ptr;
    int type;
    (void)dummy;

    if (objc != 2) {
        Tcl_WrongNumArgs(interp, 1, objv, "floatValue");
	return TCL_ERROR;
    }

    if (TclGetNumberFromObj(interp, objv[1], &ptr, &type) != TCL_OK) {

static int
DTraceObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;
    (void)interp;

    if (TCL_DTRACE_TCL_PROBE_ENABLED()) {
	char *a[10];
	int i = 0;

	while (i++ < 10) {
	    a[i-1] = i < objc ? TclGetString(objv[i]) : NULL;
	}

 *	updated so that its data[1] field contains the tailcall list.
 *
 *----------------------------------------------------------------------
 */

int
TclNRTailcallObjCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Interp *iPtr = (Interp *) interp;
    (void)dummy;

    if (objc < 1) {
	Tcl_WrongNumArgs(interp, 1, objv, "?command? ?arg ...?");
	return TCL_ERROR;
    }

    if (!(iPtr->varFramePtr->isProcCallFrame & 1)) {

int
TclNRTailcallEval(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    Tcl_Obj *listPtr = (Tcl_Obj *)data[0], *nsObjPtr;
    Tcl_Namespace *nsPtr;
    int objc;
    Tcl_Obj **objv;

    Tcl_ListObjGetElements(interp, listPtr, &objc, &objv);
    nsObjPtr = objv[0];

    iPtr->lookupNsPtr = (Namespace *) nsPtr;
    return TclNREvalObjv(interp, objc-1, objv+1, 0, NULL);
}

int
TclNRReleaseValues(
    ClientData data[],
    Tcl_Interp *dummy,
    int result)
{
    int i = 0;
    (void)dummy;

    while (i < 4) {
	if (data[i]) {
	    Tcl_DecrRefCount((Tcl_Obj *) data[i]);
	} else {
	    break;
	}
	i++;

    TclNRAddCallback(interp, TclNRCoroutineActivateCallback, corPtr,
            clientData, NULL, NULL);
    return TCL_OK;
}

int
TclNRYieldToObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;
    Tcl_Obj *listPtr, *nsObjPtr;
    Tcl_Namespace *nsPtr = TclGetCurrentNamespace(interp);
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "command ?arg ...?");
	return TCL_ERROR;
    }

    if (!corPtr) {


static int
RewindCoroutineCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    (void)result;
    return Tcl_RestoreInterpState(interp, (Tcl_InterpState)data[0]);
}

static int
RewindCoroutine(
    CoroutineData *corPtr,
    int result)
{

    return TclNRInterpCoroutine(corPtr, interp, 0, NULL);
}

static void
DeleteCoroutine(
    ClientData clientData)
{
    CoroutineData *corPtr = (CoroutineData *)clientData;
    Tcl_Interp *interp = corPtr->eePtr->interp;
    NRE_callback *rootPtr = TOP_CB(interp);

    if (COR_IS_SUSPENDED(corPtr)) {
	TclNRRunCallbacks(interp, RewindCoroutine(corPtr,TCL_OK), rootPtr);
    }
}

static int
NRCoroutineCallerCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = (CoroutineData *)data[0];
    Command *cmdPtr = corPtr->cmdPtr;

    /*
     * This is the last callback in the caller execEnv, right before switching
     * to the coroutine's
     */


static int
NRCoroutineExitCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = (CoroutineData *)data[0];
    Command *cmdPtr = corPtr->cmdPtr;

    /*
     * This runs at the bottom of the Coroutine's execEnv: it will be executed
     * when the coroutine returns or is wound down, but not when it yields. It
     * deletes the coroutine and restores the caller's environment.
     */

int
TclNRCoroutineActivateCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = (CoroutineData *)data[0];
    int type = PTR2INT(data[1]);
    int numLevels, unused;
    int *stackLevel = &unused;
    (void)result;

    if (!corPtr->stackLevel) {
        /*
         * -- Coroutine is suspended --
         * Push the callback to restore the caller's context on yield or
         * return.
         */

TclNREvalList(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    int objc;
    Tcl_Obj **objv;
    Tcl_Obj *listPtr = (Tcl_Obj *)data[0];
    (void)result;

    Tcl_IncrRefCount(listPtr);

    TclMarkTailcall(interp);
    TclNRAddCallback(interp, TclNRReleaseValues, listPtr, NULL, NULL,NULL);
    TclListObjGetElements(NULL, listPtr, &objc, &objv);
    return TclNREvalObjv(interp, objc, objv, 0, NULL);

 *      Implementation of [::tcl::unsupported::corotype] command.
 *
 *----------------------------------------------------------------------
 */

static int
CoroTypeObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Command *cmdPtr;
    CoroutineData *corPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "coroName");
	return TCL_ERROR;
    }

    /*

    }

    /*
     * An active coroutine is "active". Can't tell what it might do in the
     * future.
     */

    corPtr = (CoroutineData *)cmdPtr->objClientData;
    if (!COR_IS_SUSPENDED(corPtr)) {
        Tcl_SetObjResult(interp, Tcl_NewStringObj("active", -1));
        return TCL_OK;
    }

    /*
     * Inactive coroutines are classified by the (effective) command used to

    if ((!cmdPtr) || (cmdPtr->nreProc != TclNRInterpCoroutine)) {
        Tcl_SetObjResult(interp, Tcl_NewStringObj(errMsg, -1));
        Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "COROUTINE",
                TclGetString(objPtr), NULL);
        return NULL;
    }
    return (CoroutineData *)cmdPtr->objClientData;
}

static int
TclNRCoroInjectObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr;
    ExecEnv *savedEEPtr = iPtr->execEnvPtr;
    (void)dummy;

    /*
     * Usage more or less like tailcall:
     *   coroinject coroName cmd ?arg1 arg2 ...?
     */

    if (objc < 3) {

    iPtr->execEnvPtr = savedEEPtr;

    return TCL_OK;
}

static int
TclNRCoroProbeObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr;
    ExecEnv *savedEEPtr = iPtr->execEnvPtr;
    int numLevels, unused;
    int *stackLevel = &unused;
    (void)dummy;

    /*
     * Usage more or less like tailcall:
     *   coroprobe coroName cmd ?arg1 arg2 ...?
     */

    if (objc < 3) {

static int
InjectHandler(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = (CoroutineData *)data[0];
    Tcl_Obj *listPtr = (Tcl_Obj *)data[1];
    int nargs = PTR2INT(data[2]);
    ClientData isProbe = data[3];
    int objc;
    Tcl_Obj **objv;
    (void)result;

    if (!isProbe) {
        /*
         * If this is [coroinject], add the extra arguments now.
         */

        if (nargs == COROUTINE_ARGUMENTS_SINGLE_OPTIONAL) {

static int
InjectHandlerPostCall(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    CoroutineData *corPtr = (CoroutineData *)data[0];
    Tcl_Obj *listPtr = (Tcl_Obj *)data[1];
    int nargs = PTR2INT(data[2]);
    ClientData isProbe = data[3];
    int numLevels;

    /*
     * Delete the command words for what we just executed.
     */

 *      Implementation of [::tcl::unsupported::inject] command.
 *
 *----------------------------------------------------------------------
 */

static int
NRInjectObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr;
    ExecEnv *savedEEPtr = iPtr->execEnvPtr;
    (void)dummy;

    /*
     * Usage more or less like tailcall:
     *   inject coroName cmd ?arg1 arg2 ...?
     */

    if (objc < 3) {

int
TclNRInterpCoroutine(
    ClientData clientData,
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    CoroutineData *corPtr = (CoroutineData *)clientData;

    if (!COR_IS_SUSPENDED(corPtr)) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
                "coroutine \"%s\" is already running",
                TclGetString(objv[0])));
	Tcl_SetErrorCode(interp, "TCL", "COROUTINE", "BUSY", NULL);
	return TCL_ERROR;

{
    Command *cmdPtr;
    CoroutineData *corPtr;
    const char *procName, *simpleName;
    Namespace *nsPtr, *altNsPtr, *cxtNsPtr,
	*inNsPtr = (Namespace *)TclGetCurrentNamespace(interp);
    Namespace *lookupNsPtr = iPtr->varFramePtr->nsPtr;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name cmd ?arg ...?");
	return TCL_ERROR;
    }

    procName = TclGetString(objv[1]);

    }

    /*
     * We ARE creating the coroutine command: allocate the corresponding
     * struct and create the corresponding command.
     */

    corPtr = (CoroutineData *)Tcl_Alloc(sizeof(CoroutineData));

    cmdPtr = (Command *) TclNRCreateCommandInNs(interp, simpleName,
	    (Tcl_Namespace *)nsPtr, /*objProc*/ NULL, TclNRInterpCoroutine,
	    corPtr, DeleteCoroutine);

    corPtr->cmdPtr = cmdPtr;
    cmdPtr->refCount++;

     * tree. Like the chain -> tree conversion of the CmdFrame stack.
     */

    {
	Tcl_HashSearch hSearch;
	Tcl_HashEntry *hePtr;

	corPtr->lineLABCPtr = (Tcl_HashTable *)Tcl_Alloc(sizeof(Tcl_HashTable));
	Tcl_InitHashTable(corPtr->lineLABCPtr, TCL_ONE_WORD_KEYS);

	for (hePtr = Tcl_FirstHashEntry(iPtr->lineLABCPtr,&hSearch);
		hePtr; hePtr = Tcl_NextHashEntry(&hSearch)) {
	    int isNew;
	    Tcl_HashEntry *newPtr =
		    Tcl_CreateHashEntry(corPtr->lineLABCPtr,


/*
 * This is used in the [info] ensemble
 */

int
TclInfoCoroutineCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    if (corPtr && !(corPtr->cmdPtr->flags & CMD_IS_DELETED)) {

#ifdef TCL_MEM_DEBUG
    Tcl_Obj *objPtr;

    TclDbNewObj(objPtr, file, line);
    Tcl_SetByteArrayObj(objPtr, bytes, length);
    return objPtr;
#else /* if not TCL_MEM_DEBUG */
    (void)file;
    (void)line;
    return Tcl_NewByteArrayObj(bytes, length);
#endif /* TCL_MEM_DEBUG */
}

/*
 *---------------------------------------------------------------------------
 *

    Tcl_ObjIntRep ir;

    if (Tcl_IsShared(objPtr)) {
	Tcl_Panic("%s called with shared object", "Tcl_SetByteArrayObj");
    }
    TclInvalidateStringRep(objPtr);

    byteArrayPtr = (ByteArray *)Tcl_Alloc(BYTEARRAY_SIZE(length));
    byteArrayPtr->used = length;
    byteArrayPtr->allocated = length;

    if ((bytes != NULL) && (length > 0)) {
	memcpy(byteArrayPtr->bytes, bytes, length);
    }
    SET_BYTEARRAY(&ir, byteArrayPtr);

		irPtr = TclFetchIntRep(objPtr, &tclByteArrayType);
	    }
	}
    }

    byteArrayPtr = GET_BYTEARRAY(irPtr);
    if (length > byteArrayPtr->allocated) {
	byteArrayPtr = (ByteArray *)Tcl_Realloc(byteArrayPtr, BYTEARRAY_SIZE(length));
	byteArrayPtr->allocated = length;
	SET_BYTEARRAY(irPtr, byteArrayPtr);
    }
    TclInvalidateStringRep(objPtr);
    byteArrayPtr->used = length;
    return byteArrayPtr->bytes;
}

 *	A ByteArray object is stored as the internal rep of objPtr.
 *
 *----------------------------------------------------------------------
 */

static int
SetByteArrayFromAny(
    Tcl_Interp *dummy,		/* Not used. */
    Tcl_Obj *objPtr)		/* The object to convert to type ByteArray. */
{
    size_t length;
    int improper = 0;
    const char *src, *srcEnd;
    unsigned char *dst;
    Tcl_UniChar ch = 0;
    ByteArray *byteArrayPtr;
    Tcl_ObjIntRep ir;
    (void)dummy;

    if (TclHasIntRep(objPtr, &properByteArrayType)) {
	return TCL_OK;
    }
    if (TclHasIntRep(objPtr, &tclByteArrayType)) {
	return TCL_OK;
    }

    src = TclGetStringFromObj(objPtr, &length);
    srcEnd = src + length;

    byteArrayPtr = (ByteArray *)Tcl_Alloc(BYTEARRAY_SIZE(length));
    for (dst = byteArrayPtr->bytes; src < srcEnd; ) {
	src += TclUtfToUniChar(src, &ch);
	improper = improper || (ch > 255);
	*dst++ = UCHAR(ch);
    }

    byteArrayPtr->used = dst - byteArrayPtr->bytes;

    size_t length;
    ByteArray *srcArrayPtr, *copyArrayPtr;
    Tcl_ObjIntRep ir;

    srcArrayPtr = GET_BYTEARRAY(TclFetchIntRep(srcPtr, &tclByteArrayType));
    length = srcArrayPtr->used;

    copyArrayPtr = (ByteArray *)Tcl_Alloc(BYTEARRAY_SIZE(length));
    copyArrayPtr->used = length;
    copyArrayPtr->allocated = length;
    memcpy(copyArrayPtr->bytes, srcArrayPtr->bytes, length);

    SET_BYTEARRAY(&ir, copyArrayPtr);
    Tcl_StoreIntRep(copyPtr, &tclByteArrayType, &ir);
}

static void
DupProperByteArrayInternalRep(
    Tcl_Obj *srcPtr,		/* Object with internal rep to copy. */
    Tcl_Obj *copyPtr)		/* Object with internal rep to set. */
{
    unsigned int length;
    ByteArray *srcArrayPtr, *copyArrayPtr;
    Tcl_ObjIntRep ir;

    srcArrayPtr = GET_BYTEARRAY(TclFetchIntRep(srcPtr, &properByteArrayType));
    length = srcArrayPtr->used;

    copyArrayPtr = (ByteArray *)Tcl_Alloc(BYTEARRAY_SIZE(length));
    copyArrayPtr->used = length;
    copyArrayPtr->allocated = length;
    memcpy(copyArrayPtr->bytes, srcArrayPtr->bytes, length);

    SET_BYTEARRAY(&ir, copyArrayPtr);
    Tcl_StoreIntRep(copyPtr, &properByteArrayType, &ir);
}

	if (needed <= INT_MAX/2) {
	    /*
	     * Try to allocate double the total space that is needed.
	     */

	    attempt = 2 * needed;
	    ptr = (ByteArray *)Tcl_AttemptRealloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
	}
	if (ptr == NULL) {
	    /*
	     * Try to allocate double the increment that is needed (plus).
	     */

	    size_t limit = UINT_MAX - needed;
	    size_t extra = len + TCL_MIN_GROWTH;
	    size_t growth = (extra > limit) ? limit : extra;

	    attempt = needed + growth;
	    ptr = (ByteArray *)Tcl_AttemptRealloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
	}
	if (ptr == NULL) {
	    /*
	     * Last chance: Try to allocate exactly what is needed.
	     */

	    attempt = needed;
	    ptr = (ByteArray *)Tcl_Realloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
	}
	byteArrayPtr = ptr;
	byteArrayPtr->allocated = attempt;
	SET_BYTEARRAY(irPtr, byteArrayPtr);
    }

    if (bytes) {

    unsigned char *cursor;	/* Current position within result buffer. */
    unsigned char *maxPos;	/* Greatest position within result buffer that
				 * cursor has visited.*/
    const char *errorString;
    const char *errorValue, *str;
    int offset, size;
    size_t length;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "formatString ?arg ...?");
	return TCL_ERROR;
    }

    /*

    int flags;			/* Format field flags */
    const char *format;		/* Pointer to current position in format
				 * string. */
    Tcl_Obj *resultPtr = NULL;	/* Object holding result buffer. */
    unsigned char *buffer;	/* Start of result buffer. */
    const char *errorString;
    const char *str;
    int offset, size, i;
    size_t length = 0;


    Tcl_Obj *valuePtr, *elementPtr;
    Tcl_HashTable numberCacheHash;
    Tcl_HashTable *numberCachePtr;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"value formatString ?varName ...?");
	return TCL_ERROR;
    }
    numberCachePtr = &numberCacheHash;

    int type)			/* What type of thing are we copying? */
{
    switch (NeedReversing(type)) {
    case 0:
	memcpy(to, from, length);
	break;
    case 1: {
	const unsigned char *fromPtr = (const unsigned char *)from;
	unsigned char *toPtr = (unsigned char *)to;

	switch (length) {
	case 4:
	    toPtr[0] = fromPtr[3];
	    toPtr[1] = fromPtr[2];
	    toPtr[2] = fromPtr[1];
	    toPtr[3] = fromPtr[0];

	    toPtr[6] = fromPtr[1];
	    toPtr[7] = fromPtr[0];
	    break;
	}
	break;
    }
    case 2: {
	const unsigned char *fromPtr = (const unsigned char *)from;
	unsigned char *toPtr = (unsigned char *)to;

	toPtr[0] = fromPtr[4];
	toPtr[1] = fromPtr[5];
	toPtr[2] = fromPtr[6];
	toPtr[3] = fromPtr[7];
	toPtr[4] = fromPtr[0];
	toPtr[5] = fromPtr[1];
	toPtr[6] = fromPtr[2];
	toPtr[7] = fromPtr[3];
	break;
    }
    case 3: {
	const unsigned char *fromPtr = (const unsigned char *)from;
	unsigned char *toPtr = (unsigned char *)to;

	toPtr[0] = fromPtr[3];
	toPtr[1] = fromPtr[2];
	toPtr[2] = fromPtr[1];
	toPtr[3] = fromPtr[0];
	toPtr[4] = fromPtr[7];
	toPtr[5] = fromPtr[6];

	} else {
	    Tcl_HashTable *tablePtr = *numberCachePtrPtr;
	    Tcl_HashEntry *hPtr;
	    int isNew;

	    hPtr = Tcl_CreateHashEntry(tablePtr, INT2PTR(value), &isNew);
	    if (!isNew) {
		return (Tcl_Obj *)Tcl_GetHashValue(hPtr);
	    }
	    if (tablePtr->numEntries <= BINARY_SCAN_MAX_CACHE) {
		Tcl_Obj *objPtr = Tcl_NewWideIntObj(value);

		Tcl_IncrRefCount(objPtr);
		Tcl_SetHashValue(hPtr, objPtr);
		return objPtr;

    if (numberCachePtr == NULL) {
	return;
    }

    hEntry = Tcl_FirstHashEntry(numberCachePtr, &search);
    while (hEntry != NULL) {
	Tcl_Obj *value = (Tcl_Obj *)Tcl_GetHashValue(hEntry);

	if (value != NULL) {
	    Tcl_DecrRefCount(value);
	}
	hEntry = Tcl_NextHashEntry(&search);
    }
    Tcl_DeleteHashTable(numberCachePtr);

 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryEncodeHex(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data = NULL;
    unsigned char *cursor = NULL;
    size_t offset = 0, count = 0;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "data");
	return TCL_ERROR;
    }

    TclNewObj(resultObj);

 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryDecodeHex(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data, *datastart, *dataend;
    unsigned char *begin, *cursor, c;
    int i, index, value, size, cut = 0, strict = 0;
    size_t count = 0;
    enum {OPT_STRICT };
    static const char *const optStrings[] = { "-strict", NULL };
    (void)dummy;

    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?options? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; ++i) {
	if (Tcl_GetIndexFromObj(interp, objv[i], optStrings, "option",

	if (cursor > limit) {				\
	    Tcl_Panic("limit hit");			\
	}						\
    } while (0)

static int
BinaryEncode64(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj;
    unsigned char *data, *cursor, *limit;
    int maxlen = 0;
    const char *wrapchar = "\n";
    size_t wrapcharlen = 1;
    int i, index, size, outindex = 0;
    size_t offset, count = 0;
    enum { OPT_MAXLEN, OPT_WRAPCHAR };
    static const char *const optStrings[] = { "-maxlen", "-wrapchar", NULL };
    (void)dummy;

    if (objc < 2 || objc % 2 != 0) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-maxlen len? ?-wrapchar char? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; i += 2) {

 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryEncodeUu(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj;
    unsigned char *data, *start, *cursor;
    int rawLength, n, i, bits, index;
    int lineLength = 61;
    const unsigned char SingleNewline[] = { (unsigned char) '\n' };
    const unsigned char *wrapchar = SingleNewline;
    size_t j, offset, count = 0, wrapcharlen = sizeof(SingleNewline);
    enum { OPT_MAXLEN, OPT_WRAPCHAR };
    static const char *const optStrings[] = { "-maxlen", "-wrapchar", NULL };
    (void)dummy;

    if (objc < 2 || objc % 2 != 0) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-maxlen len? ?-wrapchar char? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; i += 2) {

 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryDecodeUu(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data, *datastart, *dataend;
    unsigned char *begin, *cursor;
    int i, index, size, strict = 0, lineLen;
    size_t count = 0;
    unsigned char c;
    enum { OPT_STRICT };
    static const char *const optStrings[] = { "-strict", NULL };
    (void)dummy;

    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?options? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; ++i) {
	if (Tcl_GetIndexFromObj(interp, objv[i], optStrings, "option",

 *	None
 *
 *----------------------------------------------------------------------
 */

static int
BinaryDecode64(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *resultObj = NULL;
    unsigned char *data, *datastart, *dataend, c = '\0';
    unsigned char *begin = NULL;
    unsigned char *cursor = NULL;
    int strict = 0;
    int i, index, size, cut = 0;
    size_t count = 0;
    enum { OPT_STRICT };
    static const char *const optStrings[] = { "-strict", NULL };
    (void)dummy;

    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?options? data");
	return TCL_ERROR;
    }
    for (i = 1; i < objc - 1; ++i) {
	if (Tcl_GetIndexFromObj(interp, objv[i], optStrings, "option",

#undef Tcl_Realloc
void *
Tcl_Realloc(
    void *ptr,
    size_t size)
{
    void *result;

    result = TclpRealloc(ptr, size);

    if ((result == NULL) && size) {
	Tcl_Panic("unable to realloc %" TCL_Z_MODIFIER "u bytes", size);
    }
    return result;

				 * epoch */
    Tcl_WideInt localSeconds;	/* Local time expressed in nominal seconds
				 * from the Posix epoch */
    int tzOffset;		/* Time zone offset in seconds east of
				 * Greenwich */
    Tcl_Obj *tzName;		/* Time zone name */
    int julianDay;		/* Julian Day Number in local time zone */
    int isBce;			/* 1 if BCE */
    int gregorian;		/* Flag == 1 if the date is Gregorian */
    int year;			/* Year of the era */
    int dayOfYear;		/* Day of the year (1 January == 1) */
    int month;			/* Month number */
    int dayOfMonth;		/* Day of the month */
    int iso8601Year;		/* ISO8601 week-based year */
    int iso8601Week;		/* ISO8601 week number */

	return;
    }

    /*
     * Create the client data, which is a refcounted literal pool.
     */

    data = (ClockClientData *)Tcl_Alloc(sizeof(ClockClientData));
    data->refCount = 0;
    data->literals = (Tcl_Obj **)Tcl_Alloc(LIT__END * sizeof(Tcl_Obj*));
    for (i = 0; i < LIT__END; ++i) {
	data->literals[i] = Tcl_NewStringObj(literals[i], -1);
	Tcl_IncrRefCount(data->literals[i]);
    }

    /*
     * Install the commands.

static int
ClockConvertlocaltoutcObjCmd(
    ClientData clientData,	/* Client data */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    ClockClientData *data = (ClockClientData *)clientData;
    Tcl_Obj *const *lit = data->literals;
    Tcl_Obj *secondsObj;
    Tcl_Obj *dict;
    int changeover;
    TclDateFields fields;
    int created = 0;
    int status;

    /*
     * Check params and convert time.
     */

    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "dict tzdata changeover");
	return TCL_ERROR;
    }
    dict = objv[1];
    if (Tcl_DictObjGet(interp, dict, lit[LIT_LOCALSECONDS],
	    &secondsObj)!= TCL_OK) {
	return TCL_ERROR;
    }
    if (secondsObj == NULL) {
	Tcl_SetObjResult(interp, Tcl_NewStringObj("key \"localseconds\" not "
		"found in dictionary", -1));
	return TCL_ERROR;

     */

    if (Tcl_IsShared(dict)) {
	dict = Tcl_DuplicateObj(dict);
	created = 1;
	Tcl_IncrRefCount(dict);
    }
    status = Tcl_DictObjPut(interp, dict, lit[LIT_SECONDS],
	    Tcl_NewWideIntObj(fields.seconds));
    if (status == TCL_OK) {
	Tcl_SetObjResult(interp, dict);
    }
    if (created) {
	Tcl_DecrRefCount(dict);
    }

    ClientData clientData,	/* Opaque pointer to literal pool, etc. */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    TclDateFields fields;
    Tcl_Obj *dict;
    ClockClientData *data = (ClockClientData *)clientData;
    Tcl_Obj *const *lit = data->literals;
    int changeover;

    /*
     * Check params.
     */

    if (objc != 4) {

    /*
     * fields.seconds could be an unsigned number that overflowed. Make sure
     * that it isn't.
     */

    if (TclHasIntRep(objv[1], &tclBignumType)) {
	Tcl_SetObjResult(interp, lit[LIT_INTEGER_VALUE_TOO_LARGE]);
	return TCL_ERROR;
    }

    /*
     * Convert UTC time to local.
     */

     */

    GetGregorianEraYearDay(&fields, changeover);
    GetMonthDay(&fields);
    GetYearWeekDay(&fields, changeover);

    dict = Tcl_NewDictObj();
    Tcl_DictObjPut(NULL, dict, lit[LIT_LOCALSECONDS],
	    Tcl_NewWideIntObj(fields.localSeconds));
    Tcl_DictObjPut(NULL, dict, lit[LIT_SECONDS],
	    Tcl_NewWideIntObj(fields.seconds));
    Tcl_DictObjPut(NULL, dict, lit[LIT_TZNAME], fields.tzName);
    Tcl_DecrRefCount(fields.tzName);
    Tcl_DictObjPut(NULL, dict, lit[LIT_TZOFFSET],
	    Tcl_NewWideIntObj(fields.tzOffset));
    Tcl_DictObjPut(NULL, dict, lit[LIT_JULIANDAY],
	    Tcl_NewWideIntObj(fields.julianDay));
    Tcl_DictObjPut(NULL, dict, lit[LIT_GREGORIAN],
	    Tcl_NewWideIntObj(fields.gregorian));
    Tcl_DictObjPut(NULL, dict, lit[LIT_ERA],
	    lit[fields.isBce ? LIT_BCE : LIT_CE]);
    Tcl_DictObjPut(NULL, dict, lit[LIT_YEAR],
	    Tcl_NewWideIntObj(fields.year));
    Tcl_DictObjPut(NULL, dict, lit[LIT_DAYOFYEAR],
	    Tcl_NewWideIntObj(fields.dayOfYear));
    Tcl_DictObjPut(NULL, dict, lit[LIT_MONTH],
	    Tcl_NewWideIntObj(fields.month));
    Tcl_DictObjPut(NULL, dict, lit[LIT_DAYOFMONTH],
	    Tcl_NewWideIntObj(fields.dayOfMonth));
    Tcl_DictObjPut(NULL, dict, lit[LIT_ISO8601YEAR],
	    Tcl_NewWideIntObj(fields.iso8601Year));
    Tcl_DictObjPut(NULL, dict, lit[LIT_ISO8601WEEK],
	    Tcl_NewWideIntObj(fields.iso8601Week));
    Tcl_DictObjPut(NULL, dict, lit[LIT_DAYOFWEEK],
	    Tcl_NewWideIntObj(fields.dayOfWeek));
    Tcl_SetObjResult(interp, dict);

    return TCL_OK;
}

/*

    ClientData clientData,	/* Opaque pointer to literal pool, etc. */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    TclDateFields fields;
    Tcl_Obj *dict;
    ClockClientData *data = (ClockClientData *)clientData;
    Tcl_Obj *const *lit = data->literals;
    int changeover;
    int copied = 0;
    int status;
    int isBce = 0;

    /*
     * Check params.
     */

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dict changeover");
	return TCL_ERROR;
    }
    dict = objv[1];
    if (FetchEraField(interp, dict, lit[LIT_ERA], &isBce) != TCL_OK
	    || FetchIntField(interp, dict, lit[LIT_YEAR], &fields.year)
		!= TCL_OK
	    || FetchIntField(interp, dict, lit[LIT_MONTH], &fields.month)
		!= TCL_OK
	    || FetchIntField(interp, dict, lit[LIT_DAYOFMONTH],
		&fields.dayOfMonth) != TCL_OK
	    || TclGetIntFromObj(interp, objv[2], &changeover) != TCL_OK) {
	return TCL_ERROR;
    }
    fields.isBce = isBce;

    /*
     * Get Julian day.
     */

    GetJulianDayFromEraYearMonthDay(&fields, changeover);

    /*
     * Store Julian day in the dictionary - copy on write.
     */

    if (Tcl_IsShared(dict)) {
	dict = Tcl_DuplicateObj(dict);
	Tcl_IncrRefCount(dict);
	copied = 1;
    }
    status = Tcl_DictObjPut(interp, dict, lit[LIT_JULIANDAY],
	    Tcl_NewWideIntObj(fields.julianDay));
    if (status == TCL_OK) {
	Tcl_SetObjResult(interp, dict);
    }
    if (copied) {
	Tcl_DecrRefCount(dict);
    }

    ClientData clientData,	/* Opaque pointer to literal pool, etc. */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const *objv)	/* Parameter vector */
{
    TclDateFields fields;
    Tcl_Obj *dict;
    ClockClientData *data = (ClockClientData *)clientData;
    Tcl_Obj *const *lit = data->literals;
    int changeover;
    int copied = 0;
    int status;
    int isBce = 0;

    /*
     * Check params.
     */

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "dict changeover");
	return TCL_ERROR;
    }
    dict = objv[1];
    if (FetchEraField(interp, dict, lit[LIT_ERA], &isBce) != TCL_OK
	    || FetchIntField(interp, dict, lit[LIT_ISO8601YEAR],
		&fields.iso8601Year) != TCL_OK
	    || FetchIntField(interp, dict, lit[LIT_ISO8601WEEK],
		&fields.iso8601Week) != TCL_OK
	    || FetchIntField(interp, dict, lit[LIT_DAYOFWEEK],
		&fields.dayOfWeek) != TCL_OK
	    || TclGetIntFromObj(interp, objv[2], &changeover) != TCL_OK) {
	return TCL_ERROR;
    }
    fields.isBce = isBce;

    /*
     * Get Julian day.
     */

    GetJulianDayFromEraYearWeekDay(&fields, changeover);

    /*
     * Store Julian day in the dictionary - copy on write.
     */

    if (Tcl_IsShared(dict)) {
	dict = Tcl_DuplicateObj(dict);
	Tcl_IncrRefCount(dict);
	copied = 1;
    }
    status = Tcl_DictObjPut(interp, dict, lit[LIT_JULIANDAY],
	    Tcl_NewWideIntObj(fields.julianDay));
    if (status == TCL_OK) {
	Tcl_SetObjResult(interp, dict);
    }
    if (copied) {
	Tcl_DecrRefCount(dict);
    }

    Tcl_Interp *interp,		/* Tcl interpreter */
    TclDateFields *fields,	/* Time to convert, with 'seconds' filled in */
    int changeover)		/* Julian Day of the Gregorian transition */
{
    time_t tock;
    struct tm *timeVal;		/* Time after conversion */
    int diff;			/* Time zone diff local-Greenwich */
    char buffer[16];		/* Buffer for time zone name */

    /*
     * Use 'localtime' to determine local year, month, day, time of day.
     */

    tock = (time_t) fields->seconds;
    if ((Tcl_WideInt) tock != fields->seconds) {

	return TCL_ERROR;
    }

    /*
     * Fill in the date in 'fields' and use it to derive Julian Day.
     */

    fields->isBce = 0;
    fields->year = timeVal->tm_year + 1900;
    fields->month = timeVal->tm_mon + 1;
    fields->dayOfMonth = timeVal->tm_mday;
    GetJulianDayFromEraYearMonthDay(fields, changeover);

    /*
     * Convert that value to seconds.

    /*
     * Find the given date, minus three days, plus one year. That date's
     * iso8601 year is an upper bound on the ISO8601 year of the given date.
     */

    temp.julianDay = fields->julianDay - 3;
    GetGregorianEraYearDay(&temp, changeover);
    if (temp.isBce) {
	temp.iso8601Year = temp.year - 1;
    } else {
	temp.iso8601Year = temp.year + 1;
    }
    temp.iso8601Week = 1;
    temp.dayOfWeek = 1;
    GetJulianDayFromEraYearWeekDay(&temp, changeover);

    /*
     * temp.julianDay is now the start of an ISO8601 year, either the one
     * corresponding to the given date, or the one after. If we guessed high,
     * move one year earlier
     */

    if (fields->julianDay < temp.julianDay) {
	if (temp.isBce) {
	    temp.iso8601Year += 1;
	} else {
	    temp.iso8601Year -= 1;
	}
	GetJulianDayFromEraYearWeekDay(&temp, changeover);
    }

    year += n;

    /*
     * store era/year/day back into fields.
     */

    if (year <= 0) {
	fields->isBce = 1;
	fields->year = 1 - year;
    } else {
	fields->isBce = 0;
	fields->year = year;
    }
    fields->dayOfYear = day + 1;
}

/*
 *----------------------------------------------------------------------

				 * given year */
    TclDateFields firstWeek;

    /*
     * Find January 4 in the ISO8601 year, which will always be in week 1.
     */

    firstWeek.isBce = fields->isBce;
    firstWeek.year = fields->iso8601Year;
    firstWeek.month = 1;
    firstWeek.dayOfMonth = 4;
    GetJulianDayFromEraYearMonthDay(&firstWeek, changeover);

    /*
     * Find Monday of week 1.

static void
GetJulianDayFromEraYearMonthDay(
    TclDateFields *fields,	/* Date to convert */
    int changeover)		/* Gregorian transition date as a Julian Day */
{
    int year, ym1, month, mm1, q, r, ym1o4, ym1o100, ym1o400;

    if (fields->isBce) {
	year = 1 - fields->year;
    } else {
	year = fields->year;
    }

    /*
     * Reduce month modulo 12.

    /*
     * Adjust the year after reducing the month.
     */

    fields->gregorian = 1;
    if (year < 1) {
	fields->isBce = 1;
	fields->year = 1-year;
    } else {
	fields->isBce = 0;
	fields->year = year;
    }

    /*
     * Try an initial conversion in the Gregorian calendar.
     */

static int
IsGregorianLeapYear(
    TclDateFields *fields)	/* Date to test */
{
    int year = fields->year;

    if (fields->isBce) {
	year = 1 - year;
    }
    if (year%4 != 0) {
	return 0;
    } else if (!(fields->gregorian)) {
	return 1;
    } else if (year%400 == 0) {

    const time_t *timePtr)	/* Pointer to the number of seconds since the
				 * local system's epoch */
{
    /*
     * Get a thread-local buffer to hold the returned time.
     */

    struct tm *tmPtr = (struct tm *)Tcl_GetThreadData(&tmKey, sizeof(struct tm));
#ifdef HAVE_LOCALTIME_R
    localtime_r(timePtr, tmPtr);
#else
    struct tm *sysTmPtr;

    Tcl_MutexLock(&clockMutex);
    sysTmPtr = localtime(timePtr);

static int
ClockParseformatargsObjCmd(
    ClientData clientData,	/* Client data containing literal pool */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int objc,			/* Parameter count */
    Tcl_Obj *const objv[])	/* Parameter vector */
{
    ClockClientData *dataPtr = (ClockClientData *)clientData;
    Tcl_Obj **litPtr = dataPtr->literals;
    Tcl_Obj *results[3];	/* Format, locale and timezone */
#define formatObj results[0]
#define localeObj results[1]
#define timezoneObj results[2]
    int gmtFlag = 0;
    static const char *const options[] = { /* Command line options expected */

 *
 *----------------------------------------------------------------------
 */

static void
TzsetIfNecessary(void)
{
    static char* tzWas = (char *)INT2PTR(-1);	/* Previous value of TZ, protected by
				 * clockMutex. */
    const char *tzIsNow;	/* Current value of TZ */

    Tcl_MutexLock(&clockMutex);
    tzIsNow = getenv("TZ");
    if (tzIsNow != NULL && (tzWas == NULL || tzWas == INT2PTR(-1)
	    || strcmp(tzIsNow, tzWas) != 0)) {
	tzset();
	if (tzWas != NULL && tzWas != INT2PTR(-1)) {
	    Tcl_Free(tzWas);
	}
	tzWas = (char *)Tcl_Alloc(strlen(tzIsNow) + 1);
	strcpy(tzWas, tzIsNow);
    } else if (tzIsNow == NULL && tzWas != NULL) {
	tzset();
	if (tzWas != INT2PTR(-1)) Tcl_Free(tzWas);
	tzWas = NULL;
    }
    Tcl_MutexUnlock(&clockMutex);

 *----------------------------------------------------------------------
 */

static void
ClockDeleteCmdProc(
    ClientData clientData)	/* Opaque pointer to the client data */
{
    ClockClientData *data = (ClockClientData *)clientData;
    int i;

    if (data->refCount-- <= 1) {
	for (i = 0; i < LIT__END; ++i) {
	    Tcl_DecrRefCount(data->literals[i]);
	}
	Tcl_Free(data->literals);

int
Tcl_BreakObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    return TCL_BREAK;
}


    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *varNamePtr = NULL;
    Tcl_Obj *optionVarNamePtr = NULL;
    Interp *iPtr = (Interp *) interp;
    (void)dummy;

    if ((objc < 2) || (objc > 4)) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"script ?resultVarName? ?optionVarName?");
	return TCL_ERROR;
    }

CatchObjCmdCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int objc = PTR2INT(data[0]);
    Tcl_Obj *varNamePtr = (Tcl_Obj *)data[1];
    Tcl_Obj *optionVarNamePtr = (Tcl_Obj *)data[2];
    int rewind = iPtr->execEnvPtr->rewind;

    /*
     * We disable catch in interpreters where the limit has been exceeded.
     */

    if (rewind || Tcl_LimitExceeded(interp)) {

    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *dir;
    int result;
    (void)dummy;

    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?dirName?");
	return TCL_ERROR;
    }

    if (objc == 2) {

int
Tcl_ConcatObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc >= 2) {
	Tcl_SetObjResult(interp, Tcl_ConcatObj(objc-1, objv+1));
    }
    return TCL_OK;
}

/*

int
Tcl_ContinueObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    return TCL_CONTINUE;
}


    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *data;		/* Byte array to convert */
    Tcl_DString ds;		/* Buffer to hold the string */
    Tcl_Encoding encoding;	/* Encoding to use */
    size_t length = 0;			/* Length of the byte array being converted */
    const char *bytesPtr;	/* Pointer to the first byte of the array */
    (void)dummy;

    if (objc == 2) {
	encoding = Tcl_GetEncoding(interp, NULL);
	data = objv[1];
    } else if (objc == 3) {
	if (Tcl_GetEncodingFromObj(interp, objv[1], &encoding) != TCL_OK) {
	    return TCL_ERROR;

    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *data;		/* String to convert */
    Tcl_DString ds;		/* Buffer to hold the byte array */
    Tcl_Encoding encoding;	/* Encoding to use */
    size_t length;			/* Length of the string being converted */
    const char *stringPtr;	/* Pointer to the first byte of the string */
    (void)dummy;

    /* TODO - ADJUST OBJ INDICES WHEN ENSEMBLIFYING THIS */

    if (objc == 2) {
	encoding = Tcl_GetEncoding(interp, NULL);
	data = objv[1];
    } else if (objc == 3) {

EncodingDirsObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *dirListObj;
    (void)dummy;

    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?dirList?");
	return TCL_ERROR;
    }
    if (objc == 1) {
	Tcl_SetObjResult(interp, Tcl_GetEncodingSearchPath());

 * Results:
 *	Returns a standard Tcl result
 *
 *-----------------------------------------------------------------------------
 */

int
EncodingNamesObjCmd(
		    ClientData dummy,		/* Not used. */
		    Tcl_Interp* interp,	    /* Tcl interpreter */
		    int objc,		    /* Number of command line args */
		    Tcl_Obj* const objv[])  /* Vector of command line args */
{
    (void)dummy;

    if (objc > 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    Tcl_GetEncodingNames(interp);
    return TCL_OK;
}

 * Side effects:
 *	May change the system encoding.
 *
 *-----------------------------------------------------------------------------
 */

int
EncodingSystemObjCmd(
		     ClientData dummy,		/* Not used. */
		     Tcl_Interp* interp,    /* Tcl interpreter */
		     int objc,		    /* Number of command line args */
		     Tcl_Obj* const objv[]) /* Vector of command line args */
{
    (void)dummy;

    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?encoding?");
	return TCL_ERROR;
    }
    if (objc == 1) {
	Tcl_SetObjResult(interp,
			 Tcl_NewStringObj(Tcl_GetEncodingName(NULL), -1));

Tcl_ErrorObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *options, *optName;
    (void)dummy;

    if ((objc < 2) || (objc > 4)) {
	Tcl_WrongNumArgs(interp, 1, objv, "message ?errorInfo? ?errorCode?");
	return TCL_ERROR;
    }

    TclNewLiteralStringObj(options, "-code error -level 0");

 *
 *----------------------------------------------------------------------
 */

	/* ARGSUSED */
static int
EvalCmdErrMsg(
    ClientData dummy[],
    Tcl_Interp *interp,
    int result)
{
    (void)dummy;

    if (result == TCL_ERROR) {
	Tcl_AppendObjToErrorInfo(interp, Tcl_ObjPrintf(
		"\n    (\"eval\" body line %d)", Tcl_GetErrorLine(interp)));
    }
    return result;
}

    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *objPtr;
    Interp *iPtr = (Interp *) interp;
    CmdFrame *invoker = NULL;
    int word = 0;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "arg ?arg ...?");
	return TCL_ERROR;
    }

    if (objc == 2) {

Tcl_ExitObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_WideInt value;
    (void)dummy;

    if ((objc != 1) && (objc != 2)) {
	Tcl_WrongNumArgs(interp, 1, objv, "?returnCode?");
	return TCL_ERROR;
    }

    if (objc == 1) {

TclNRExprObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *resultPtr, *objPtr;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "arg ?arg ...?");
	return TCL_ERROR;
    }

    TclNewObj(resultPtr);

static int
ExprCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultPtr = (Tcl_Obj *)data[0];
    Tcl_Obj *objPtr = (Tcl_Obj *)data[1];

    if (objPtr != NULL) {
	Tcl_DecrRefCount(objPtr);
    }

    if (result == TCL_OK) {
	Tcl_SetObjResult(interp, resultPtr);

 *	May update the access time on the file, if requested by the user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrAccessTimeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    struct utimbuf tval;
    (void)dummy;

    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name ?time?");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;

 *	user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrModifyTimeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    struct utimbuf tval;
    (void)dummy;

    if (objc < 2 || objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name ?time?");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;

 *	Writes to an array named by the user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrLinkStatCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name varName");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSLstat, &buf) != TCL_OK) {
	return TCL_ERROR;

 *	Writes to an array named by the user.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrStatCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "name varName");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrTypeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSLstat, &buf) != TCL_OK) {
	return TCL_ERROR;

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrSizeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(interp, objv[1], Tcl_FSStat, &buf) != TCL_OK) {
	return TCL_ERROR;

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsDirectoryCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    int value = 0;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(NULL, objv[1], Tcl_FSStat, &buf) == TCL_OK) {
	value = S_ISDIR(buf.st_mode);

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsExecutableCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], X_OK);
}


 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsExistingCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], F_OK);
}


 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsFileCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_StatBuf buf;
    int value = 0;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (GetStatBuf(NULL, objv[1], Tcl_FSStat, &buf) == TCL_OK) {
	value = S_ISREG(buf.st_mode);

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsOwnedCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
#ifdef __CYGWIN__
#define geteuid() (short)(geteuid)()
#endif
#if !defined(_WIN32)
    Tcl_StatBuf buf;
#endif
    int value = 0;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
#if defined(_WIN32)
    value = TclWinFileOwned(objv[1]);

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsReadableCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], R_OK);
}


 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FileAttrIsWritableCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    return CheckAccess(interp, objv[1], W_OK);
}


 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathDirNameCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_DIRNAME);
    if (dirPtr == NULL) {

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathExtensionCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_EXTENSION);
    if (dirPtr == NULL) {

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathRootNameCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_ROOT);
    if (dirPtr == NULL) {

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathTailCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *dirPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    dirPtr = TclPathPart(interp, objv[1], TCL_PATH_TAIL);
    if (dirPtr == NULL) {

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathFilesystemCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *fsInfo;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    fsInfo = Tcl_FSFileSystemInfo(objv[1]);
    if (fsInfo == NULL) {

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathJoinCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name ?name ...?");
	return TCL_ERROR;
    }
    Tcl_SetObjResult(interp, TclJoinPath(objc - 1, objv + 1, 0));
    return TCL_OK;
}

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathNativeNameCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_DString ds;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    if (Tcl_TranslateFileName(interp, TclGetString(objv[1]), &ds) == NULL) {
	return TCL_ERROR;

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathNormalizeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *fileName;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    fileName = Tcl_FSGetNormalizedPath(interp, objv[1]);
    if (fileName == NULL) {

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathSplitCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *res;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    res = Tcl_FSSplitPath(objv[1], NULL);
    if (res == NULL) {

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
PathTypeCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    Tcl_Obj *typeName;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "name");
	return TCL_ERROR;
    }
    switch (Tcl_FSGetPathType(objv[1])) {
    case TCL_PATH_ABSOLUTE:

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FilesystemSeparatorCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc < 1 || objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?name?");
	return TCL_ERROR;
    }
    if (objc == 1) {
	const char *separator = NULL; /* lint */

 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
FilesystemVolumesCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    Tcl_SetObjResult(interp, Tcl_FSListVolumes());
    return TCL_OK;
}

    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    ForIterData *iterPtr;
    (void)dummy;

    if (objc != 5) {
	Tcl_WrongNumArgs(interp, 1, objv, "start test next command");
	return TCL_ERROR;
    }

    TclSmallAllocEx(interp, sizeof(ForIterData), iterPtr);

static int
ForSetupCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ForIterData *iterPtr = (ForIterData *)data[0];

    if (result != TCL_OK) {
	if (result == TCL_ERROR) {
	    Tcl_AddErrorInfo(interp, "\n    (\"for\" initial command)");
	}
	TclSmallFreeEx(interp, iterPtr);
	return result;
    }
    TclNRAddCallback(interp, TclNRForIterCallback, iterPtr, NULL, NULL, NULL);
    return TCL_OK;
}

int
TclNRForIterCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ForIterData *iterPtr = (ForIterData *)data[0];
    Tcl_Obj *boolObj;

    switch (result) {
    case TCL_OK:
    case TCL_CONTINUE:
	/*
	 * We need to reset the result before evaluating the expression.

static int
ForCondCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    ForIterData *iterPtr = (ForIterData *)data[0];
    Tcl_Obj *boolObj = (Tcl_Obj *)data[1];
    int value;

    if (result != TCL_OK) {
	Tcl_DecrRefCount(boolObj);
	TclSmallFreeEx(interp, iterPtr);
	return result;
    } else if (Tcl_GetBooleanFromObj(interp, boolObj, &value) != TCL_OK) {

static int
ForNextCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    ForIterData *iterPtr = (ForIterData *)data[0];
    Tcl_Obj *next = iterPtr->next;

    if ((result == TCL_OK) || (result == TCL_CONTINUE)) {
	TclNRAddCallback(interp, ForPostNextCallback, iterPtr, NULL, NULL,
		NULL);

	/*

static int
ForPostNextCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    ForIterData *iterPtr = (ForIterData *)data[0];

    if ((result != TCL_BREAK) && (result != TCL_OK)) {
	if (result == TCL_ERROR) {
	    Tcl_AddErrorInfo(interp, "\n    (\"for\" loop-end command)");
	    TclSmallFreeEx(interp, iterPtr);
	}
	return result;

int
TclNRForeachCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;

    return EachloopCmd(interp, TCL_EACH_KEEP_NONE, objc, objv);
}

int
Tcl_LmapObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    return Tcl_NRCallObjProc(interp, TclNRLmapCmd, dummy, objc, objv);
}

int
TclNRLmapCmd(
    ClientData dummy,
    Tcl_Interp *interp,
    int objc,
    Tcl_Obj *const objv[])
{
    (void)dummy;
    return EachloopCmd(interp, TCL_EACH_COLLECT, objc, objv);
}

static inline int
EachloopCmd(
    Tcl_Interp *interp,		/* Our context for variables and script
				 * evaluation. */

     *		statePtr->argvList[i].
     *
     * The setting up of all of these pointers is moderately messy, but allows
     * the rest of this code to be simple and for us to use a single memory
     * allocation for better performance.
     */

    statePtr = (struct ForeachState *)TclStackAlloc(interp,
	    sizeof(struct ForeachState) + 3 * numLists * sizeof(int)
	    + 2 * numLists * (sizeof(Tcl_Obj **) + sizeof(Tcl_Obj *)));
    memset(statePtr, 0,
	    sizeof(struct ForeachState) + 3 * numLists * sizeof(int)
	    + 2 * numLists * (sizeof(Tcl_Obj **) + sizeof(Tcl_Obj *)));
    statePtr->varvList = (Tcl_Obj ***) (statePtr + 1);
    statePtr->argvList = statePtr->varvList + numLists;

static int
ForeachLoopStep(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    struct ForeachState *statePtr = (struct ForeachState *)data[0];

    /*
     * Process the result code from this run of the [foreach] body. Note that
     * this switch uses fallthroughs in several places. Maintainer aware!
     */

    switch (result) {

Tcl_FormatObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *resultPtr;		/* Where result is stored finally. */
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "formatString ?arg ...?");
	return TCL_ERROR;
    }

    resultPtr = Tcl_Format(interp, TclGetString(objv[1]), objc-2, objv+2);

TclNRIfObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *boolObj;
    (void)dummy;

    if (objc <= 1) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
		"wrong # args: no expression after \"%s\" argument",
		TclGetString(objv[0])));
	Tcl_SetErrorCode(interp, "TCL", "WRONGARGS", NULL);
	return TCL_ERROR;

IfConditionCallback(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Interp *iPtr = (Interp *) interp;
    int objc = PTR2INT(data[0]);
    Tcl_Obj *const *objv = (Tcl_Obj *const *)data[1];
    int i = PTR2INT(data[2]);
    Tcl_Obj *boolObj = (Tcl_Obj *)data[3];
    int value, thenScriptIndex = 0;
    const char *clause;

    if (result != TCL_OK) {
	TclDecrRefCount(boolObj);
	return result;
    }

Tcl_IncrObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *newValuePtr, *incrPtr;
    (void)dummy;

    if ((objc != 2) && (objc != 3)) {
	Tcl_WrongNumArgs(interp, 1, objv, "varName ?increment?");
	return TCL_ERROR;
    }

    if (objc == 3) {

    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    const char *name;
    Proc *procPtr;
    CompiledLocal *localPtr;
    Tcl_Obj *listObjPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "procname");
	return TCL_ERROR;
    }

    name = TclGetString(objv[1]);

    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    const char *name, *bytes;
    Proc *procPtr;
    size_t numBytes;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "procname");
	return TCL_ERROR;
    }

    name = TclGetString(objv[1]);

InfoCmdCountCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, Tcl_NewWideIntObj(iPtr->cmdCount));

    Namespace *nsPtr;
    Namespace *globalNsPtr = (Namespace *) Tcl_GetGlobalNamespace(interp);
    Namespace *currNsPtr = (Namespace *) Tcl_GetCurrentNamespace(interp);
    Tcl_Obj *listPtr, *elemObjPtr;
    int specificNsInPattern = 0;/* Init. to avoid compiler warning. */
    Tcl_Command cmd;
    size_t i;
    (void)dummy;

    /*
     * Get the pattern and find the "effective namespace" in which to list
     * commands.
     */

    if (objc == 1) {

	 * Special case for when the pattern doesn't include any of glob's
	 * special characters. This lets us avoid scans of any hash tables.
	 */

	entryPtr = Tcl_FindHashEntry(&nsPtr->cmdTable, simplePattern);
	if (entryPtr != NULL) {
	    if (specificNsInPattern) {
		cmd = (Tcl_Command)Tcl_GetHashValue(entryPtr);
		elemObjPtr = Tcl_NewObj();
		Tcl_GetCommandFullName(interp, cmd, elemObjPtr);
	    } else {
		cmdName = (const char *)Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
		elemObjPtr = Tcl_NewStringObj(cmdName, -1);
	    }
	    Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
	    Tcl_SetObjResult(interp, listPtr);
	    return TCL_OK;
	}
	if ((nsPtr != globalNsPtr) && !specificNsInPattern) {

		}
	    }
	    if (entryPtr == NULL) {
		tablePtr = &globalNsPtr->cmdTable;
		entryPtr = Tcl_FindHashEntry(tablePtr, simplePattern);
	    }
	    if (entryPtr != NULL) {
		cmdName = (const char *)Tcl_GetHashKey(tablePtr, entryPtr);
		Tcl_ListObjAppendElement(interp, listPtr,
			Tcl_NewStringObj(cmdName, -1));
		Tcl_SetObjResult(interp, listPtr);
		return TCL_OK;
	    }
	}
    } else if (nsPtr->commandPathLength == 0 || specificNsInPattern) {
	/*
	 * The pattern is non-trivial, but either there is no explicit path or
	 * there is an explicit namespace in the pattern. In both cases, the
	 * old matching scheme is perfect.
	 */

	entryPtr = Tcl_FirstHashEntry(&nsPtr->cmdTable, &search);
	while (entryPtr != NULL) {
	    cmdName = (const char *)Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
	    if ((simplePattern == NULL)
		    || Tcl_StringMatch(cmdName, simplePattern)) {
		if (specificNsInPattern) {
		    cmd = (Tcl_Command)Tcl_GetHashValue(entryPtr);
		    elemObjPtr = Tcl_NewObj();
		    Tcl_GetCommandFullName(interp, cmd, elemObjPtr);
		} else {
		    elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		}
		Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
	    }

	 * in only those commands that aren't hidden by a command in the
	 * effective namespace.
	 */

	if ((nsPtr != globalNsPtr) && !specificNsInPattern) {
	    entryPtr = Tcl_FirstHashEntry(&globalNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = (const char *)Tcl_GetHashKey(&globalNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    if (Tcl_FindHashEntry(&nsPtr->cmdTable,cmdName) == NULL) {
			Tcl_ListObjAppendElement(interp, listPtr,
				Tcl_NewStringObj(cmdName, -1));
		    }
		}

	 * We keep a hash of the objects already added to the result list.
	 */

	Tcl_InitObjHashTable(&addedCommandsTable);

	entryPtr = Tcl_FirstHashEntry(&nsPtr->cmdTable, &search);
	while (entryPtr != NULL) {
	    cmdName = (const char *)Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
	    if ((simplePattern == NULL)
		    || Tcl_StringMatch(cmdName, simplePattern)) {
		elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
		(void) Tcl_CreateHashEntry(&addedCommandsTable,
			elemObjPtr, &isNew);
	    }

		continue;
	    }
	    if (pathNsPtr == globalNsPtr) {
		foundGlobal = 1;
	    }
	    entryPtr = Tcl_FirstHashEntry(&pathNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = (const char *)Tcl_GetHashKey(&pathNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		    (void) Tcl_CreateHashEntry(&addedCommandsTable,
			    elemObjPtr, &isNew);
		    if (isNew) {
			Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);

	 * in only those commands that aren't hidden by a command in the
	 * effective namespace.
	 */

	if (!foundGlobal) {
	    entryPtr = Tcl_FirstHashEntry(&globalNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = (const char *)Tcl_GetHashKey(&globalNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    elemObjPtr = Tcl_NewStringObj(cmdName, -1);
		    if (Tcl_FindHashEntry(&addedCommandsTable,
			    (char *) elemObjPtr) == NULL) {
			Tcl_ListObjAppendElement(interp, listPtr, elemObjPtr);
		    } else {

static int
InfoCompleteCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "command");
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, Tcl_NewBooleanObj(
	    TclObjCommandComplete(objv[1])));

    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    const char *procName, *argName;
    Proc *procPtr;
    CompiledLocal *localPtr;
    Tcl_Obj *valueObjPtr;
    (void)dummy;

    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "procname arg varname");
	return TCL_ERROR;
    }

    procName = TclGetString(objv[1]);

    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Interp *target;
    Interp *iPtr;
    (void)dummy;

    if ((objc != 1) && (objc != 2)) {
	Tcl_WrongNumArgs(interp, 1, objv, "?interp?");
	return TCL_ERROR;
    }

    target = interp;

    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *varName;
    Var *varPtr;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "varName");
	return TCL_ERROR;
    }

    varName = TclGetString(objv[1]);

    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    int level, code = TCL_OK;
    CmdFrame *framePtr, **cmdFramePtrPtr = &iPtr->cmdFramePtr;
    CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;
    int topLevel = 0;
    (void)dummy;

    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?number?");
	return TCL_ERROR;
    }

    while (corPtr) {

	break;

    case TCL_LOCATION_BC: {
	/*
	 * Execution of bytecode. Talk to the BC engine to fill out the frame.
	 */

	CmdFrame *fPtr = (CmdFrame *)TclStackAlloc(interp, sizeof(CmdFrame));

	*fPtr = *framePtr;

	/*
	 * Note:
	 * Type BC => f.data.eval.path	  is not used.
	 *	      f.data.tebc.codePtr is used instead.

	     */

	    TclNewObj(procNameObj);
	    Tcl_GetCommandFullName(interp, (Tcl_Command) procPtr->cmdPtr,
		    procNameObj);
	    ADD_PAIR("proc", procNameObj);
	} else if (procPtr->cmdPtr->clientData) {
	    ExtraFrameInfo *efiPtr = (ExtraFrameInfo *)procPtr->cmdPtr->clientData;
	    size_t i;

	    /*
	     * This is a non-standard command. Luckily, it's told us how to
	     * render extra information about its frame.
	     */

	    for (i=0 ; i<efiPtr->length ; i++) {
		lv[lc++] = Tcl_NewStringObj(efiPtr->fields[i].name, -1);
		if (efiPtr->fields[i].proc) {
		    lv[lc++] =
			efiPtr->fields[i].proc(efiPtr->fields[i].clientData);
		} else {
		    lv[lc++] = (Tcl_Obj *)efiPtr->fields[i].clientData;
		}
	    }
	}
    }

    /*
     * 'level'. Common to all frame types. Conditional on having an associated

    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *script;
    int code;
    (void)dummy;

    if (objc > 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?pattern?");
	return TCL_ERROR;
    }

    script = Tcl_NewStringObj(

InfoHostnameCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *name;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    name = Tcl_GetHostName();

InfoLevelCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    (void)dummy;

    if (objc == 1) {		/* Just "info level" */
	Tcl_SetObjResult(interp, Tcl_NewWideIntObj(iPtr->varFramePtr->level));
	return TCL_OK;
    }

    if (objc == 2) {

InfoLibraryCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *libDirName;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    libDirName = Tcl_GetVar2(interp, "tcl_library", NULL, TCL_GLOBAL_ONLY);

InfoLoadedCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *interpName, *packageName;
    (void)dummy;

    if (objc > 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "?interp? ?packageName?");
	return TCL_ERROR;
    }

    if (objc < 2) {		/* Get loaded pkgs in all interpreters. */

static int
InfoNameOfExecutableCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }
    Tcl_SetObjResult(interp, TclGetObjNameOfExecutable());
    return TCL_OK;
}

InfoPatchLevelCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *patchlevel;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    patchlevel = Tcl_GetVar2(interp, "tcl_patchLevel", NULL,

#endif
    Namespace *currNsPtr = (Namespace *) Tcl_GetCurrentNamespace(interp);
    Tcl_Obj *listPtr, *elemObjPtr;
    int specificNsInPattern = 0;/* Init. to avoid compiler warning. */
    Tcl_HashEntry *entryPtr;
    Tcl_HashSearch search;
    Command *cmdPtr, *realCmdPtr;
    (void)dummy;

    /*
     * Get the pattern and find the "effective namespace" in which to list
     * procs.
     */

    if (objc == 1) {

     */

    listPtr = Tcl_NewListObj(0, NULL);
#ifndef INFO_PROCS_SEARCH_GLOBAL_NS
    if (simplePattern != NULL && TclMatchIsTrivial(simplePattern)) {
	entryPtr = Tcl_FindHashEntry(&nsPtr->cmdTable, simplePattern);
	if (entryPtr != NULL) {
	    cmdPtr = (Command *)Tcl_GetHashValue(entryPtr);

	    if (!TclIsProc(cmdPtr)) {
		realCmdPtr = (Command *)
			TclGetOriginalCommand((Tcl_Command) cmdPtr);
		if (realCmdPtr != NULL && TclIsProc(realCmdPtr)) {
		    goto simpleProcOK;
		}

	    }
	}
    } else
#endif /* !INFO_PROCS_SEARCH_GLOBAL_NS */
    {
	entryPtr = Tcl_FirstHashEntry(&nsPtr->cmdTable, &search);
	while (entryPtr != NULL) {
	    cmdName = (const char *)Tcl_GetHashKey(&nsPtr->cmdTable, entryPtr);
	    if ((simplePattern == NULL)
		    || Tcl_StringMatch(cmdName, simplePattern)) {
		cmdPtr = (Command *)Tcl_GetHashValue(entryPtr);

		if (!TclIsProc(cmdPtr)) {
		    realCmdPtr = (Command *)
			    TclGetOriginalCommand((Tcl_Command) cmdPtr);
		    if (realCmdPtr != NULL && TclIsProc(realCmdPtr)) {
			goto procOK;
		    }

	 * decided not to "fix" it in 8.3, leaving the behavior slightly
	 * different.
	 */

	if ((nsPtr != globalNsPtr) && !specificNsInPattern) {
	    entryPtr = Tcl_FirstHashEntry(&globalNsPtr->cmdTable, &search);
	    while (entryPtr != NULL) {
		cmdName = (const char *)Tcl_GetHashKey(&globalNsPtr->cmdTable, entryPtr);
		if ((simplePattern == NULL)
			|| Tcl_StringMatch(cmdName, simplePattern)) {
		    if (Tcl_FindHashEntry(&nsPtr->cmdTable,cmdName) == NULL) {
			cmdPtr = (Command *)Tcl_GetHashValue(entryPtr);
			realCmdPtr = (Command *) TclGetOriginalCommand(
				(Tcl_Command) cmdPtr);

			if (TclIsProc(cmdPtr) || ((realCmdPtr != NULL)
				&& TclIsProc(realCmdPtr))) {
			    Tcl_ListObjAppendElement(interp, listPtr,
				    Tcl_NewStringObj(cmdName, -1));

InfoScriptCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Interp *iPtr = (Interp *) interp;
    (void)dummy;

    if ((objc != 1) && (objc != 2)) {
	Tcl_WrongNumArgs(interp, 1, objv, "?filename?");
	return TCL_ERROR;
    }

    if (objc == 2) {
	if (iPtr->scriptFile != NULL) {

static int
InfoSharedlibCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

#ifdef TCL_SHLIB_EXT
    Tcl_SetObjResult(interp, Tcl_NewStringObj(TCL_SHLIB_EXT, -1));

InfoTclVersionCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *version;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    version = Tcl_GetVar2Ex(interp, "tcl_version", NULL,

InfoCmdTypeCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Command command;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "commandName");
	return TCL_ERROR;
    }
    command = Tcl_FindCommand(interp, TclGetString(objv[1]), NULL,
	    TCL_LEAVE_ERR_MSG);

    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* The argument objects. */
{
    size_t length;
    int listLen;
    Tcl_Obj *resObjPtr = NULL, *joinObjPtr, **elemPtrs;
    (void)dummy;

    if ((objc < 2) || (objc > 3)) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?joinString?");
	return TCL_ERROR;
    }

    /*

    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *listCopyPtr;
    Tcl_Obj **listObjv;		/* The contents of the list. */
    int listObjc;		/* The length of the list. */
    int code = TCL_OK;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?varName ...?");
	return TCL_ERROR;
    }

    listCopyPtr = TclListObjCopy(interp, objv[1]);

int
Tcl_LindexObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{

    Tcl_Obj *elemPtr;		/* Pointer to the element being extracted. */
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?index ...?");
	return TCL_ERROR;
    }

    /*

    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *listPtr;
    size_t index;
    int len, result;
    (void)dummy;

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "list index ?element ...?");
	return TCL_ERROR;
    }

    result = TclListObjLength(interp, objv[1], &len);

Tcl_ListObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* The argument objects. */
{
    (void)dummy;
    /*
     * If there are no list elements, the result is an empty object.
     * Otherwise set the interpreter's result object to be a list object.
     */

    if (objc > 1) {
	Tcl_SetObjResult(interp, Tcl_NewListObj(objc-1, &objv[1]));

    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* Argument objects. */
{
    int listLen, result;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list");
	return TCL_ERROR;
    }

    result = TclListObjLength(interp, objv[1], &listLen);

 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LpopObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* Argument objects. */
{
    int listLen, result;
    Tcl_Obj *elemPtr, *stored;
    Tcl_Obj *listPtr, **elemPtrs;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "listvar ?index?");
	return TCL_ERROR;
    }

    listPtr = Tcl_ObjGetVar2(interp, objv[1], NULL, TCL_LEAVE_ERR_MSG);

 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LrangeObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* Argument objects. */
{
    int listLen, result;
    size_t first, last;
    (void)dummy;

    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "list first last");
	return TCL_ERROR;
    }

    result = TclListObjLength(interp, objv[1], &listLen);

     */

    return (idx1 < idx2) ? 1 : (idx1 > idx2) ? -1 : 0;
}

int
Tcl_LremoveObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int i, idxc, listLen, prevIdx, first, num;
    size_t *idxv;
    Tcl_Obj *listObj;
    (void)dummy;

    /*
     * Parse the arguments.
     */

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list ?index ...?");
	return TCL_ERROR;
    }

    listObj = objv[1];
    if (TclListObjLength(interp, listObj, &listLen) != TCL_OK) {
	return TCL_ERROR;
    }

    idxc = objc - 2;
    if (idxc == 0) {
	Tcl_SetObjResult(interp, listObj);
	return TCL_OK;
    }
    idxv = (size_t *)Tcl_Alloc((objc - 2) * sizeof(size_t));
    for (i = 2; i < objc; i++) {
	if (TclGetIntForIndexM(interp, objv[i], /*endValue*/ listLen - 1,
		&idxv[i - 2]) != TCL_OK) {
	    Tcl_Free(idxv);
	    return TCL_ERROR;
	}
    }

    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,		/* Number of arguments. */
    Tcl_Obj *const objv[])
				/* The argument objects. */
{
    int elementCount, i, totalElems;
    Tcl_Obj *listPtr, **dataArray = NULL;
    (void)dummy;

    /*
     * Check arguments for legality:
     *		lrepeat count ?value ...?
     */

    if (objc < 2) {

    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *listPtr;
    size_t first, last;
    int listLen, numToDelete, result;
    (void)dummy;

    if (objc < 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"list first last ?element ...?");
	return TCL_ERROR;
    }

 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LreverseObjCmd(
    ClientData dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    Tcl_Obj **elemv;
    int elemc, i, j;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "list");
	return TCL_ERROR;
    }
    if (TclListObjGetElements(interp, objv[1], &elemc, &elemv) != TCL_OK) {
	return TCL_ERROR;

 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LsearchObjCmd(
    ClientData dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    const char *bytes, *patternBytes;
    int i, match, index, result=TCL_OK, listc, bisect;
    size_t length = 0, elemLen, start, groupSize, groupOffset, lower, upper;

    enum datatypes {
	ASCII, DICTIONARY, INTEGER, REAL
    };
    enum modes {
	EXACT, GLOB, REGEXP, SORTED
    };
    enum modes mode;
    (void)dummy;

    mode = GLOB;
    dataType = ASCII;
    isIncreasing = 1;
    allMatches = 0;
    inlineReturn = 0;
    returnSubindices = 0;

	    case 0:
		sortInfo.indexv = NULL;
		break;
	    case 1:
		sortInfo.indexv = &sortInfo.singleIndex;
		break;
	    default:
		sortInfo.indexv = (int *)
			TclStackAlloc(interp, sizeof(int) * sortInfo.indexc);
		allocatedIndexVector = 1; /* Cannot use indexc field, as it
					   * might be decreased by 1 later. */
	    }

	    /*
	     * Fill the array by parsing each index. We don't know whether

 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LsetObjCmd(
    ClientData dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    Tcl_Obj *listPtr;		/* Pointer to the list being altered. */
    Tcl_Obj *finalValuePtr;	/* Value finally assigned to the variable. */
    (void)dummy;

    /*
     * Check parameter count.
     */

    if (objc < 3) {
	Tcl_WrongNumArgs(interp, 1, objv,

 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_LsortObjCmd(
    ClientData dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument values. */
{
    int i, index, indices, length, nocase = 0, indexc;
    int sortMode = SORTMODE_ASCII;
    int group, allocatedIndexVector = 0;

	"-unique", NULL
    };
    enum Lsort_Switches {
	LSORT_ASCII, LSORT_COMMAND, LSORT_DECREASING, LSORT_DICTIONARY,
	LSORT_INCREASING, LSORT_INDEX, LSORT_INDICES, LSORT_INTEGER,
	LSORT_NOCASE, LSORT_REAL, LSORT_STRIDE, LSORT_UNIQUE
    };
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-option value ...? list");
	return TCL_ERROR;
    }

    /*

	case LSORT_DICTIONARY:
	    sortInfo.sortMode = SORTMODE_DICTIONARY;
	    break;
	case LSORT_INCREASING:
	    sortInfo.isIncreasing = 1;
	    break;
	case LSORT_INDEX: {
	    int sortindex;
	    Tcl_Obj **indexv;

	    if (i == objc-2) {
		Tcl_SetObjResult(interp, Tcl_NewStringObj(
			"\"-index\" option must be followed by list index",
			-1));
		Tcl_SetErrorCode(interp, "TCL", "ARGUMENT", "MISSING", NULL);
		sortInfo.resultCode = TCL_ERROR;
		goto done;
	    }
	    if (TclListObjGetElements(interp, objv[i+1], &sortindex,
		    &indexv) != TCL_OK) {
		sortInfo.resultCode = TCL_ERROR;
		goto done;
	    }

	    /*
	     * Check each of the indices for syntactic correctness. Note that
	     * we do not store the converted values here because we do not
	     * know if this is the only -index option yet and so we can't
	     * allocate any space; that happens after the scan through all the
	     * options is done.
	     */

	    for (j=0 ; j<(size_t)sortindex ; j++) {
		int encoded = 0;
		int result = TclIndexEncode(interp, indexv[j],
			TCL_INDEX_NONE, TCL_INDEX_NONE, &encoded);

		if ((result == TCL_OK) && (encoded == (int)TCL_INDEX_NONE)) {
		    Tcl_SetObjResult(interp, Tcl_ObjPrintf(
			    "index \"%s\" cannot select an element "

	case 0:
	    sortInfo.indexv = NULL;
	    break;
	case 1:
	    sortInfo.indexv = &sortInfo.singleIndex;
	    break;
	default:
	    sortInfo.indexv = (int *)
		    TclStackAlloc(interp, sizeof(int) * sortInfo.indexc);
	    allocatedIndexVector = 1;	/* Cannot use indexc field, as it
					 * might be decreased by 1 later. */
	}
	for (j=0 ; j<(size_t)sortInfo.indexc ; j++) {
	    /* Prescreened values, no errors or out of range possible */
	    TclIndexEncode(NULL, indexv[j], TCL_INDEX_NONE,

    /*
     * The following loop creates a SortElement for each list element and
     * begins sorting it into the sublists as it appears.
     */

    elmArrSize = length * sizeof(SortElement);
    if (elmArrSize <= MAXCALLOC) {
	elementArray = (SortElement *)Tcl_Alloc(elmArrSize);
    } else {
	elementArray = (SortElement *)malloc(elmArrSize);
    }
    if (!elementArray) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
		"no enough memory to proccess sort of %d items", length));
	Tcl_SetErrorCode(interp, "TCL", "MEMORY", NULL);
	sortInfo.resultCode = TCL_ERROR;
	goto done;

Tcl_PwdObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *retVal;
    (void)dummy;

    if (objc != 1) {
	Tcl_WrongNumArgs(interp, 1, objv, NULL);
	return TCL_ERROR;
    }

    retVal = Tcl_FSGetCwd(interp);

	"-nocase",	"-start",	"--",		NULL
    };
    enum options {
	REGEXP_ALL,	REGEXP_ABOUT,	REGEXP_INDICES,	REGEXP_INLINE,
	REGEXP_EXPANDED,REGEXP_LINE,	REGEXP_LINESTOP,REGEXP_LINEANCHOR,
	REGEXP_NOCASE,	REGEXP_START,	REGEXP_LAST
    };
    (void)dummy;

    indices = 0;
    about = 0;
    cflags = TCL_REG_ADVANCED;
    offset = TCL_INDEX_START;
    all = 0;
    doinline = 0;

	"--",		NULL
    };
    enum options {
	REGSUB_ALL,	 REGSUB_COMMAND,    REGSUB_EXPANDED, REGSUB_LINE,
	REGSUB_LINESTOP, REGSUB_LINEANCHOR, REGSUB_NOCASE,   REGSUB_START,
	REGSUB_LAST
    };
    (void)dummy;

    cflags = TCL_REG_ADVANCED;
    all = 0;
    offset = TCL_INDEX_START;
    command = 0;
    resultPtr = NULL;

	if (command) {
	    Tcl_Obj **args = NULL, **parts;
	    int numArgs;

	    Tcl_ListObjGetElements(interp, subPtr, &numParts, &parts);
	    numArgs = numParts + info.nsubs + 1;
	    args = (Tcl_Obj **)Tcl_Alloc(sizeof(Tcl_Obj*) * numArgs);
	    memcpy(args, parts, sizeof(Tcl_Obj*) * numParts);

	    for (idx = 0 ; idx <= info.nsubs ; idx++) {
		subStart = info.matches[idx].start;
		subEnd = info.matches[idx].end;
		if ((subStart != TCL_INDEX_NONE) && (subEnd != TCL_INDEX_NONE)) {
		    args[idx + numParts] = Tcl_NewUnicodeObj(

 *	See the user documentation.
 *
 *----------------------------------------------------------------------
 */

int
Tcl_RenameObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *oldName, *newName;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "oldName newName");
	return TCL_ERROR;
    }

    oldName = TclGetString(objv[1]);

    /*
     * General syntax: [return ?-option value ...? ?result?]
     * An even number of words means an explicit result argument is present.
     */

    int explicitResult = (0 == (objc % 2));
    int numOptionWords = objc - 1 - explicitResult;
    (void)dummy;

    if (TCL_ERROR == TclMergeReturnOptions(interp, numOptionWords, objv+1,
	    &returnOpts, &code, &level)) {
	return TCL_ERROR;
    }

    code = TclProcessReturn(interp, code, level, returnOpts);

    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *encodingName = NULL;
    Tcl_Obj *fileName;
    int result;
    void **pkgFiles = NULL;
    void *names = NULL;
    (void)dummy;

    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-encoding name? fileName");
	return TCL_ERROR;
    }

    fileName = objv[objc-1];

	};
	int index;

	if (TCL_ERROR == Tcl_GetIndexFromObj(interp, objv[1], nopkgoptions,
		"option", TCL_EXACT, &index)) {
	    return TCL_ERROR;
	}
	pkgFiles = (void **)Tcl_GetAssocData(interp, "tclPkgFiles", NULL);
	/* Make sure that during the following TclNREvalFile no filenames
	 * are recorded for inclusion in the "package files" command */
	names = *pkgFiles;
	*pkgFiles = NULL;
    }
    result = TclNREvalFile(interp, fileName, encodingName);
    if (pkgFiles) {

    Tcl_UniChar ch = 0;
    int len;
    const char *splitChars;
    const char *stringPtr;
    const char *end;
    size_t splitCharLen, stringLen;
    Tcl_Obj *listPtr, *objPtr;
    (void)dummy;

    if (objc == 2) {
	splitChars = " \n\t\r";
	splitCharLen = 4;
    } else if (objc == 3) {
	splitChars = TclGetStringFromObj(objv[2], &splitCharLen);
    } else {

		/*
		 * Don't need to fiddle with refcount...
		 */

		Tcl_SetHashValue(hPtr, objPtr);
	    } else {
		objPtr = (Tcl_Obj *)Tcl_GetHashValue(hPtr);
	    }
	    Tcl_ListObjAppendElement(NULL, listPtr, objPtr);
	}
	Tcl_DeleteHashTable(&charReuseTable);

    } else if (splitCharLen == 1) {
	const char *p;

	/*
	 * Handle the special case of splitting on a single character. This is
	 * only true for the one-char ASCII case, as one unicode char is > 1
	 * byte in length.
	 */

StringFirstCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    size_t start = TCL_INDEX_START;
    (void)dummy;

    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"needleString haystackString ?startIndex?");
	return TCL_ERROR;
    }

StringLastCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    size_t last = TCL_INDEX_END;
    (void)dummy;

    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"needleString haystackString ?lastIndex?");
	return TCL_ERROR;
    }

StringIndexCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    size_t index, end;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string charIndex");
	return TCL_ERROR;
    }

    /*

    Tcl_Interp *interp,		/* Current interpreter */
    int objc,			/* Number of arguments */
    Tcl_Obj *const objv[])	/* Argument objects */
{
    size_t length;		/* String length */
    size_t index;		/* Insert index */
    Tcl_Obj *outObj;		/* Output object */
    (void)dummy;

    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string index insertString");
	return TCL_ERROR;
    }

    length = Tcl_GetCharLength(objv[1]);

    };
    static const char *const isOptions[] = {
	"-strict", "-failindex", NULL
    };
    enum isOptions {
	OPT_STRICT, OPT_FAILIDX
    };
    (void)dummy;

    if (objc < 3 || objc > 6) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"class ?-strict? ?-failindex var? str");
	return TCL_ERROR;
    }
    if (Tcl_GetIndexFromObj(interp, objv[1], isClasses, "class", 0,

    Tcl_Obj *const objv[])	/* Argument objects. */
{
    size_t length1, length2,  mapElemc, index;
    int nocase = 0, mapWithDict = 0, copySource = 0;
    Tcl_Obj **mapElemv, *sourceObj, *resultPtr;
    Tcl_UniChar *ustring1, *ustring2, *p, *end;
    int (*strCmpFn)(const Tcl_UniChar*, const Tcl_UniChar*, size_t);
    (void)dummy;

    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-nocase? charMap string");
	return TCL_ERROR;
    }

    if (objc == 4) {

	mapWithDict = 1;

	/*
	 * Copy the dictionary out into an array; that's the easiest way to
	 * adapt this code...
	 */

	mapElemv = (Tcl_Obj **)TclStackAlloc(interp, sizeof(Tcl_Obj *) * mapElemc);
	Tcl_DictObjFirst(interp, objv[objc-2], &search, mapElemv+0,
		mapElemv+1, &done);
	for (index=2 ; index<mapElemc ; index+=2) {
	    Tcl_DictObjNext(&search, mapElemv+index, mapElemv+index+1, &done);
	}
	Tcl_DictObjDone(&search);
    } else {

	/*
	 * Precompute pointers to the unicode string and length. This saves us
	 * repeated function calls later, significantly speeding up the
	 * algorithm. We only need the lowercase first char in the nocase
	 * case.
	 */

	mapStrings = (Tcl_UniChar **)TclStackAlloc(interp, mapElemc*sizeof(Tcl_UniChar *)*2);
	mapLens = (size_t *)TclStackAlloc(interp, mapElemc * sizeof(size_t) * 2);
	if (nocase) {
	    u2lc = (int *)TclStackAlloc(interp, mapElemc * sizeof(int));
	}
	for (index = 0; index < mapElemc; index++) {
	    mapStrings[index] = TclGetUnicodeFromObj(mapElemv[index],
		    mapLens+index);
	    if (nocase && ((index % 2) == 0)) {
		u2lc[index/2] = Tcl_UniCharToLower(*mapStrings[index]);
	    }

StringMatchCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int nocase = 0;
    (void)dummy;

    if (objc < 3 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "?-nocase? pattern string");
	return TCL_ERROR;
    }

    if (objc == 4) {

StringRangeCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    size_t first, last, end;
    (void)dummy;

    if (objc != 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string first last");
	return TCL_ERROR;
    }

    /*

    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int count;
    Tcl_Obj *resultPtr;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string count");
	return TCL_ERROR;
    }

    if (TclGetIntFromObj(interp, objv[2], &count) != TCL_OK) {

StringRplcCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
	size_t first, last, end;
    (void)dummy;

    if (objc < 4 || objc > 5) {
	Tcl_WrongNumArgs(interp, 1, objv, "string first last ?string?");
	return TCL_ERROR;
    }

    end = Tcl_GetCharLength(objv[1]) - 1;

static int
StringRevCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "string");
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, TclStringReverse(objv[1], TCL_STRING_IN_PLACE));
    return TCL_OK;

    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_UniChar ch = 0;
    const char *p, *string;
    size_t numChars, length, cur, index;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string index");
	return TCL_ERROR;
    }

    string = TclGetStringFromObj(objv[1], &length);

    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_UniChar ch = 0;
    const char *p, *end, *string;
    size_t length, numChars, cur, index;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "string index");
	return TCL_ERROR;
    }

    string = TclGetStringFromObj(objv[1], &length);

     * in tclExecute.c (INST_STR_EQ, INST_STR_NEQ and INST_STR_CMP as well as
     * the expr string comparison in INST_EQ/INST_NEQ/INST_LT/...).
     */

    const char *string2;
    int i, match, nocase = 0, reqlength = -1;
    size_t length;
    (void)dummy;

    if (objc < 3 || objc > 6) {
    str_cmp_args:
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-nocase? ?-length int? string1 string2");
	return TCL_ERROR;
    }

    /*
     * Remember to keep code here in some sync with the byte-compiled versions
     * in tclExecute.c (INST_STR_EQ, INST_STR_NEQ and INST_STR_CMP as well as
     * the expr string comparison in INST_EQ/INST_NEQ/INST_LT/...).
     */

    int match, nocase, reqlength, status;
    (void)dummy;

    status = TclStringCmpOpts(interp, objc, objv, &nocase, &reqlength);
    if (status != TCL_OK) {
	return status;
    }

    objv += objc-2;

StringCatCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *objResultPtr;
    (void)dummy;

    if (objc < 2) {
	/*
	 * If there are no args, the result is an empty object.
	 * Just leave the preset empty interp result.
	 */
	return TCL_OK;

StringBytesCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    size_t length;
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "string");
	return TCL_ERROR;
    }

    (void) TclGetStringFromObj(objv[1], &length);

static int
StringLenCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    (void)dummy;

    if (objc != 2) {
	Tcl_WrongNumArgs(interp, 1, objv, "string");
	return TCL_ERROR;
    }

    Tcl_SetObjResult(interp, Tcl_NewWideIntObj(Tcl_GetCharLength(objv[1])));
    return TCL_OK;

    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    size_t length1, length2;
    const char *string1;
    char *string2;
    (void)dummy;

    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string ?first? ?last?");
	return TCL_ERROR;
    }

    string1 = TclGetStringFromObj(objv[1], &length1);

    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    size_t length1, length2;
    const char *string1;
    char *string2;
    (void)dummy;

    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string ?first? ?last?");
	return TCL_ERROR;
    }

    string1 = TclGetStringFromObj(objv[1], &length1);

    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    size_t length1, length2;
    const char *string1;
    char *string2;
    (void)dummy;

    if (objc < 2 || objc > 4) {
	Tcl_WrongNumArgs(interp, 1, objv, "string ?first? ?last?");
	return TCL_ERROR;
    }

    string1 = TclGetStringFromObj(objv[1], &length1);

    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *string1, *string2;
    size_t triml, trimr, length1, length2;
    (void)dummy;

    if (objc == 3) {
	string2 = TclGetStringFromObj(objv[2], &length2);
    } else if (objc == 2) {
	string2 = tclDefaultTrimSet;
	length2 = strlen(tclDefaultTrimSet);
    } else {

    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *string1, *string2;
    int trim;
    size_t length1, length2;
    (void)dummy;

    if (objc == 3) {
	string2 = TclGetStringFromObj(objv[2], &length2);
    } else if (objc == 2) {
	string2 = tclDefaultTrimSet;
	length2 = strlen(tclDefaultTrimSet);
    } else {

    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    const char *string1, *string2;
    int trim;
    size_t length1, length2;
    (void)dummy;

    if (objc == 3) {
	string2 = TclGetStringFromObj(objv[2], &length2);
    } else if (objc == 2) {
	string2 = tclDefaultTrimSet;
	length2 = strlen(tclDefaultTrimSet);
    } else {

TclNRSubstObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    int flags;
    (void)dummy;

    if (objc < 2) {
	Tcl_WrongNumArgs(interp, 1, objv,
		"?-nobackslashes? ?-nocommands? ?-novariables? string");
	return TCL_ERROR;
    }

    };
    enum options {
	OPT_EXACT, OPT_GLOB, OPT_INDEXV, OPT_MATCHV, OPT_NOCASE, OPT_REGEXP,
	OPT_LAST
    };
    typedef int (*strCmpFn_t)(const char *, const char *);
    strCmpFn_t strCmpFn = TclUtfCmp;
    (void)dummy;

    mode = OPT_EXACT;
    foundmode = 0;
    indexVarObj = NULL;
    matchVarObj = NULL;
    numMatchesSaved = 0;
    noCase = 0;

    /*
     * We've got a match. Find a body to execute, skipping bodies that are
     * "-".
     */

  matchFound:
    ctxPtr = (CmdFrame *)TclStackAlloc(interp, sizeof(CmdFrame));
    *ctxPtr = *iPtr->cmdFramePtr;

    if (splitObjs) {
	/*
	 * We have to perform the GetSrc and other type dependent handling of
	 * the frame here because we are munging with the line numbers,
	 * something the other commands like if, etc. are not doing. Them are

	     * own.
	     */
	}

	if (ctxPtr->type == TCL_LOCATION_SOURCE && ctxPtr->line[bidx] >= 0) {
	    int bline = ctxPtr->line[bidx];

	    ctxPtr->line = (int *)Tcl_Alloc(objc * sizeof(int));
	    ctxPtr->nline = objc;
	    TclListLines(blist, bline, objc, ctxPtr->line, objv);
	} else {
	    /*
	     * This is either a dynamic code word, when all elements are
	     * relative to themselves, or something else less expected and
	     * where we have no information. The result is the same in both
	     * cases; tell the code to come that it doesn't know where it is,
	     * which triggers reversion to the old behavior.
	     */

	    int k;

	    ctxPtr->line = (int *)Tcl_Alloc(objc * sizeof(int));
	    ctxPtr->nline = objc;
	    for (k=0; k < objc; k++) {
		ctxPtr->line[k] = -1;
	    }
	}
    }

    ClientData data[],		/* Data passed from Tcl_NRAddCallback above */
    Tcl_Interp *interp,		/* Tcl interpreter */
    int result)			/* Result to return*/
{
    /* Unpack the preserved data */

    int splitObjs = PTR2INT(data[0]);
    CmdFrame *ctxPtr = (CmdFrame *)data[1];
    int pc = PTR2INT(data[2]);
    const char *pattern = (const char *)data[3];
    size_t patternLength = strlen(pattern);

    /*
     * Clean up TIP 280 context information
     */

    if (splitObjs) {

    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    Tcl_Obj *options;
    int len;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "type message");
	return TCL_ERROR;
    }

    /*

    int count;
    double totalMicroSec;
#ifndef TCL_WIDE_CLICKS
    Tcl_Time start, stop;
#else
    Tcl_WideInt start, stop;
#endif
    (void)dummy;

    if (objc == 2) {
	count = 1;
    } else if (objc == 3) {
	result = TclGetIntFromObj(interp, objv[2], &count);
	if (result != TCL_OK) {
	    return result;

	"-direct",	"-overhead",	"-calibrate",	"--",	NULL
    };
    enum options {
	TMRT_EV_DIRECT,	TMRT_OVERHEAD,	TMRT_CALIBRATE,	TMRT_LAST
    };
    NRE_callback *rootPtr;
    ByteCode *codePtr = NULL;
    (void)dummy;

    for (i = 1; i < objc - 1; i++) {
	int index;

	if (Tcl_GetIndexFromObj(NULL, objv[i], options, "option", TCL_EXACT,
		&index) != TCL_OK) {
	    break;

    int i, bodyShared, haveHandlers, dummy, code;
    static const char *const handlerNames[] = {
	"finally", "on", "trap", NULL
    };
    enum Handlers {
	TryFinally, TryOn, TryTrap
    };
    (void)clientData;

    /*
     * Parse the arguments. The handlers are passed to subsequent callbacks as
     * a Tcl_Obj list of the 5-tuples like (type, returnCode, errorCodePrefix,
     * bindVariables, script), and the finally script is just passed as it is.
     */

    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultObj, *options, *handlersObj, *finallyObj, *cmdObj, **objv;
    int i, dummy, code, objc;
    int numHandlers = 0;

    handlersObj = (Tcl_Obj *)data[0];
    finallyObj = (Tcl_Obj *)data[1];
    objv = (Tcl_Obj **)data[2];
    objc = PTR2INT(data[3]);

    cmdObj = objv[0];

    /*
     * Check for limits/rewinding, which override normal trapping behaviour.
     */

    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultObj, *cmdObj, *options, *handlerKindObj, **objv;
    Tcl_Obj *finallyObj;
    int finally;

    objv = (Tcl_Obj **)data[0];
    options = (Tcl_Obj *)data[1];
    handlerKindObj = (Tcl_Obj *)data[2];
    finally = PTR2INT(data[3]);

    cmdObj = objv[0];
    finallyObj = finally ? objv[finally] : 0;

    /*
     * Check for limits/rewinding, which override normal trapping behaviour.

TryPostFinal(
    ClientData data[],
    Tcl_Interp *interp,
    int result)
{
    Tcl_Obj *resultObj, *options, *cmdObj;

    resultObj = (Tcl_Obj *)data[0];
    options = (Tcl_Obj *)data[1];
    cmdObj = (Tcl_Obj *)data[2];

    /*
     * If the result wasn't OK, we need to adjust the result options.
     */

    if (result != TCL_OK) {
	Tcl_DecrRefCount(resultObj);

TclNRWhileObjCmd(
    ClientData dummy,		/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter. */
    int objc,			/* Number of arguments. */
    Tcl_Obj *const objv[])	/* Argument objects. */
{
    ForIterData *iterPtr;
    (void)dummy;

    if (objc != 3) {
	Tcl_WrongNumArgs(interp, 1, objv, "test command");
	return TCL_ERROR;
    }

    /*