Tcl Source Code

2013-01-28  Donal K. Fellows  <[email protected]>

	* generic/tclCompCmds.c (TclCompileArraySetCmd)
	(TclCompileArrayUnsetCmd, TclCompileDictAppendCmd)
	(TclCompileDictCreateCmd, CompileDictEachCmd, TclCompileDictIncrCmd)
	(TclCompileDictLappendCmd, TclCompileDictMergeCmd)
	(TclCompileDictUnsetCmd, TclCompileDictUpdateCmd)

    /*
     * Get the expression ByteCode from the object. If it exists, make sure it
     * is valid in the current context.
     */

    if (objPtr->typePtr == &assembleCodeType) {
	namespacePtr = iPtr->varFramePtr->nsPtr;
	codePtr = objPtr->internalRep.otherValuePtr;
	if (((Interp *) *codePtr->interpHandle == iPtr)
		&& (codePtr->compileEpoch == iPtr->compileEpoch)
		&& (codePtr->nsPtr == namespacePtr)
		&& (codePtr->nsEpoch == namespacePtr->resolverEpoch)
		&& (codePtr->localCachePtr
			== iPtr->varFramePtr->localCachePtr)) {
	    return codePtr;

    objPtr->typePtr = &assembleCodeType;
    TclFreeCompileEnv(&compEnv);

    /*
     * Record the local variable context to which the bytecode pertains
     */

    codePtr = objPtr->internalRep.otherValuePtr;
    if (iPtr->varFramePtr->localCachePtr) {
	codePtr->localCachePtr = iPtr->varFramePtr->localCachePtr;
	codePtr->localCachePtr->refCount++;
    }

    /*
     * Report on what the assembler did.

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

static void
FreeAssembleCodeInternalRep(
    Tcl_Obj *objPtr)
{
    ByteCode *codePtr = objPtr->internalRep.otherValuePtr;

    codePtr->refCount--;
    if (codePtr->refCount <= 0) {
	TclCleanupByteCode(codePtr);
    }
    objPtr->typePtr = NULL;
    objPtr->internalRep.otherValuePtr = NULL;
}

/*
 * Local Variables:
 * mode: c
 * c-basic-offset: 4
 * fill-column: 78
 * End:
 */

				 * field depends on the 'allocated' field
				 * above. */
} ByteArray;

#define BYTEARRAY_SIZE(len) \
		((unsigned) (TclOffset(ByteArray, bytes) + (len)))
#define GET_BYTEARRAY(objPtr) \
		((ByteArray *) (objPtr)->internalRep.otherValuePtr)
#define SET_BYTEARRAY(objPtr, baPtr) \
		(objPtr)->internalRep.otherValuePtr = (void *) (baPtr)


/*
 *----------------------------------------------------------------------
 *
 * Tcl_NewByteArrayObj --
 *
 *	This procedure is creates a new ByteArray object and initializes it

    CompileExprTree(interp, nodes, index, litObjvPtr, NULL, NULL, envPtr,
	    0 /* optimize */);
    TclEmitOpcode(INST_DONE, envPtr);
    Tcl_IncrRefCount(byteCodeObj);
    TclInitByteCodeObj(byteCodeObj, envPtr);
    TclFreeCompileEnv(envPtr);
    TclStackFree(interp, envPtr);
    byteCodePtr = byteCodeObj->internalRep.otherValuePtr;
    TclNRExecuteByteCode(interp, byteCodePtr);
    code = TclNRRunCallbacks(interp, TCL_OK, rootPtr);
    Tcl_DecrRefCount(byteCodeObj);
    return code;
}

/*

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

static void
FreeByteCodeInternalRep(
    register Tcl_Obj *objPtr)	/* Object whose internal rep to free. */
{
    register ByteCode *codePtr = objPtr->internalRep.otherValuePtr;

    objPtr->typePtr = NULL;
    objPtr->internalRep.otherValuePtr = NULL;
    codePtr->refCount--;
    if (codePtr->refCount <= 0) {
	TclCleanupByteCode(codePtr);
    }
}

/*
 *----------------------------------------------------------------------
 *
 * TclCleanupByteCode --
 *
 *	This procedure does all the real work of freeing up a bytecode
 *	object's ByteCode structure. It's called only when the structure's
 *	reference count becomes zero.
 *
 * Results:
 *	None.
 *
 * Side effects:
 *	Frees objPtr's bytecode internal representation and sets its type and
 *	objPtr->internalRep.otherValuePtr NULL. Also releases its literals and
 *	frees its auxiliary data items.
 *
 *----------------------------------------------------------------------
 */

void
TclCleanupByteCode(
    register ByteCode *codePtr)	/* Points to the ByteCode to free. */

	TclSubstCompile(interp, bytes, numBytes, flags, 1, &compEnv);

	TclEmitOpcode(INST_DONE, &compEnv);
	TclInitByteCodeObj(objPtr, &compEnv);
	objPtr->typePtr = &substCodeType;
	TclFreeCompileEnv(&compEnv);

	codePtr = objPtr->internalRep.otherValuePtr;
	objPtr->internalRep.ptrAndLongRep.ptr = codePtr;
	objPtr->internalRep.ptrAndLongRep.value = flags;
	if (iPtr->varFramePtr->localCachePtr) {
	    codePtr->localCachePtr = iPtr->varFramePtr->localCachePtr;
	    codePtr->localCachePtr->refCount++;
	}
	/* TODO: Debug printing? */

static void
FreeSubstCodeInternalRep(
    register Tcl_Obj *objPtr)	/* Object whose internal rep to free. */
{
    register ByteCode *codePtr = objPtr->internalRep.ptrAndLongRep.ptr;

    objPtr->typePtr = NULL;
    objPtr->internalRep.otherValuePtr = NULL;
    codePtr->refCount--;
    if (codePtr->refCount <= 0) {
	TclCleanupByteCode(codePtr);
    }
}

/*

    /*
     * Free the old internal rep then convert the object to a bytecode object
     * by making its internal rep point to the just compiled ByteCode.
     */

    TclFreeIntRep(objPtr);
    objPtr->internalRep.otherValuePtr = codePtr;
    objPtr->typePtr = &tclByteCodeType;

    /*
     * TIP #280. Associate the extended per-word line information with the
     * byte code object (internal rep), for use with the bc compiler.
     */

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

Tcl_Obj *
TclDisassembleByteCodeObj(
    Tcl_Obj *objPtr)		/* The bytecode object to disassemble. */
{
    ByteCode *codePtr = objPtr->internalRep.otherValuePtr;
    unsigned char *codeStart, *codeLimit, *pc;
    unsigned char *codeDeltaNext, *codeLengthNext;
    unsigned char *srcDeltaNext, *srcLengthNext;
    int codeOffset, codeLen, srcOffset, srcLen, numCmds, delta, i;
    Interp *iPtr = (Interp *) *codePtr->interpHandle;
    Tcl_Obj *bufferObj;
    char ptrBuf1[20], ptrBuf2[20];

 */

static void
DupDictInternalRep(
    Tcl_Obj *srcPtr,
    Tcl_Obj *copyPtr)
{
    Dict *oldDict = srcPtr->internalRep.otherValuePtr;
    Dict *newDict = ckalloc(sizeof(Dict));
    ChainEntry *cPtr;

    /*
     * Copy values across from the old hash table.
     */

    newDict->chain = NULL;
    newDict->refcount = 1;

    /*
     * Store in the object.
     */

    copyPtr->internalRep.otherValuePtr = newDict;
    copyPtr->typePtr = &tclDictType;
}

/*
 *----------------------------------------------------------------------
 *
 * FreeDictInternalRep --

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

static void
FreeDictInternalRep(
    Tcl_Obj *dictPtr)
{
    Dict *dict = dictPtr->internalRep.otherValuePtr;

    dict->refcount--;
    if (dict->refcount <= 0) {
	DeleteDict(dict);
    }

    dictPtr->internalRep.otherValuePtr = NULL;	/* Belt and braces! */
    dictPtr->typePtr = NULL;
}

/*
 *----------------------------------------------------------------------
 *
 * DeleteDict --

static void
UpdateStringOfDict(
    Tcl_Obj *dictPtr)
{
#define LOCAL_SIZE 64
    char localFlags[LOCAL_SIZE], *flagPtr = NULL;
    Dict *dict = dictPtr->internalRep.otherValuePtr;
    ChainEntry *cPtr;
    Tcl_Obj *keyPtr, *valuePtr;
    int i, length, bytesNeeded = 0;
    const char *elem;
    char *dst;

    /*

     * Tcl_GetStringFromObj, to use that old internalRep.
     */

    TclFreeIntRep(objPtr);
    dict->epoch = 0;
    dict->chain = NULL;
    dict->refcount = 1;
    objPtr->internalRep.otherValuePtr = dict;
    objPtr->typePtr = &tclDictType;
    return TCL_OK;

  missingValue:
    if (interp != NULL) {
	Tcl_SetObjResult(interp, Tcl_NewStringObj(
		"missing value to go with key", -1));

    int i;

    if (dictPtr->typePtr != &tclDictType) {
	if (SetDictFromAny(interp, dictPtr) != TCL_OK) {
	    return NULL;
	}
    }
    dict = dictPtr->internalRep.otherValuePtr;
    if (flags & DICT_PATH_UPDATE) {
	dict->chain = NULL;
    }

    for (i=0 ; i<keyc ; i++) {
	Tcl_HashEntry *hPtr = Tcl_FindHashEntry(&dict->table, keyv[i]);
	Tcl_Obj *tmpObj;

	    if (tmpObj->typePtr != &tclDictType) {
		if (SetDictFromAny(interp, tmpObj) != TCL_OK) {
		    return NULL;
		}
	    }
	}

	newDict = tmpObj->internalRep.otherValuePtr;
	if (flags & DICT_PATH_UPDATE) {
	    if (Tcl_IsShared(tmpObj)) {
		TclDecrRefCount(tmpObj);
		tmpObj = Tcl_DuplicateObj(tmpObj);
		Tcl_IncrRefCount(tmpObj);
		Tcl_SetHashValue(hPtr, tmpObj);
		dict->epoch++;
		newDict = tmpObj->internalRep.otherValuePtr;
	    }

	    newDict->chain = dictPtr;
	}
	dict = newDict;
	dictPtr = tmpObj;
    }

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

static void
InvalidateDictChain(
    Tcl_Obj *dictObj)
{
    Dict *dict = dictObj->internalRep.otherValuePtr;

    do {
	Tcl_InvalidateStringRep(dictObj);
	dict->epoch++;
	dictObj = dict->chain;
	if (dictObj == NULL) {
	    break;
	}
	dict->chain = NULL;
	dict = dictObj->internalRep.otherValuePtr;
    } while (dict != NULL);
}

/*
 *----------------------------------------------------------------------
 *
 * Tcl_DictObjPut --

	    return result;
	}
    }

    if (dictPtr->bytes != NULL) {
	Tcl_InvalidateStringRep(dictPtr);
    }
    dict = dictPtr->internalRep.otherValuePtr;
    hPtr = CreateChainEntry(dict, keyPtr, &isNew);
    Tcl_IncrRefCount(valuePtr);
    if (!isNew) {
	Tcl_Obj *oldValuePtr = Tcl_GetHashValue(hPtr);

	TclDecrRefCount(oldValuePtr);
    }

	int result = SetDictFromAny(interp, dictPtr);
	if (result != TCL_OK) {
	    *valuePtrPtr = NULL;
	    return result;
	}
    }

    dict = dictPtr->internalRep.otherValuePtr;
    hPtr = Tcl_FindHashEntry(&dict->table, keyPtr);
    if (hPtr == NULL) {
	*valuePtrPtr = NULL;
    } else {
	*valuePtrPtr = Tcl_GetHashValue(hPtr);
    }
    return TCL_OK;

	    return result;
	}
    }

    if (dictPtr->bytes != NULL) {
	Tcl_InvalidateStringRep(dictPtr);
    }
    dict = dictPtr->internalRep.otherValuePtr;
    if (DeleteChainEntry(dict, keyPtr)) {
	dict->epoch++;
    }
    return TCL_OK;
}

/*

    if (dictPtr->typePtr != &tclDictType) {
	int result = SetDictFromAny(interp, dictPtr);
	if (result != TCL_OK) {
	    return result;
	}
    }

    dict = dictPtr->internalRep.otherValuePtr;
    *sizePtr = dict->table.numEntries;
    return TCL_OK;
}

/*
 *----------------------------------------------------------------------
 *

	int result = SetDictFromAny(interp, dictPtr);

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

    dict = dictPtr->internalRep.otherValuePtr;
    cPtr = dict->entryChainHead;
    if (cPtr == NULL) {
	searchPtr->epoch = -1;
	*donePtr = 1;
    } else {
	*donePtr = 0;
	searchPtr->dictionaryPtr = (Tcl_Dict) dict;

    }

    dictPtr = TclTraceDictPath(interp, dictPtr, keyc-1,keyv, DICT_PATH_CREATE);
    if (dictPtr == NULL) {
	return TCL_ERROR;
    }

    dict = dictPtr->internalRep.otherValuePtr;
    hPtr = CreateChainEntry(dict, keyv[keyc-1], &isNew);
    Tcl_IncrRefCount(valuePtr);
    if (!isNew) {
	Tcl_Obj *oldValuePtr = Tcl_GetHashValue(hPtr);
	TclDecrRefCount(oldValuePtr);
    }
    Tcl_SetHashValue(hPtr, valuePtr);

    }

    dictPtr = TclTraceDictPath(interp, dictPtr, keyc-1,keyv, DICT_PATH_UPDATE);
    if (dictPtr == NULL) {
	return TCL_ERROR;
    }

    dict = dictPtr->internalRep.otherValuePtr;
    DeleteChainEntry(dict, keyv[keyc-1]);
    InvalidateDictChain(dictPtr);
    return TCL_OK;
}

/*
 *----------------------------------------------------------------------

    TclNewObj(dictPtr);
    Tcl_InvalidateStringRep(dictPtr);
    dict = ckalloc(sizeof(Dict));
    InitChainTable(dict);
    dict->epoch = 0;
    dict->chain = NULL;
    dict->refcount = 1;
    dictPtr->internalRep.otherValuePtr = dict;
    dictPtr->typePtr = &tclDictType;
    return dictPtr;
#endif
}

/*
 *----------------------------------------------------------------------

    TclDbNewObj(dictPtr, file, line);
    Tcl_InvalidateStringRep(dictPtr);
    dict = ckalloc(sizeof(Dict));
    InitChainTable(dict);
    dict->epoch = 0;
    dict->chain = NULL;
    dict->refcount = 1;
    dictPtr->internalRep.otherValuePtr = dict;
    dictPtr->typePtr = &tclDictType;
    return dictPtr;
#else /* !TCL_MEM_DEBUG */
    return Tcl_NewDictObj();
#endif
}


    dictPtr = objv[1];
    if (dictPtr->typePtr != &tclDictType) {
	int result = SetDictFromAny(interp, dictPtr);
	if (result != TCL_OK) {
	    return result;
	}
    }
    dict = dictPtr->internalRep.otherValuePtr;

    statsStr = Tcl_HashStats(&dict->table);
    Tcl_SetObjResult(interp, Tcl_NewStringObj(statsStr, -1));
    ckfree(statsStr);
    return TCL_OK;
}


static int		Iso88591ToUtfProc(ClientData clientData,
			    const char *src, int srcLen, int flags,
			    Tcl_EncodingState *statePtr, char *dst,
			    int dstLen, int *srcReadPtr, int *dstWrotePtr,
			    int *dstCharsPtr);

/*
 * A Tcl_ObjType for holding a cached Tcl_Encoding in the otherValuePtr field
 * of the intrep. This should help the lifetime of encodings be more useful.
 * See concerns raised in [Bug 1077262].
 */

static const Tcl_ObjType encodingType = {
    "encoding", FreeEncodingIntRep, DupEncodingIntRep, NULL, NULL
};

    if (objPtr->typePtr != &encodingType) {
	Tcl_Encoding encoding = Tcl_GetEncoding(interp, name);

	if (encoding == NULL) {
	    return TCL_ERROR;
	}
	TclFreeIntRep(objPtr);
	objPtr->internalRep.otherValuePtr = encoding;
	objPtr->typePtr = &encodingType;
    }
    *encodingPtr = Tcl_GetEncoding(NULL, name);
    return TCL_OK;
}

/*
 *----------------------------------------------------------------------
 *
 * FreeEncodingIntRep --
 *
 *	The Tcl_FreeInternalRepProc for the "encoding" Tcl_ObjType.
 *
 *----------------------------------------------------------------------
 */

static void
FreeEncodingIntRep(
    Tcl_Obj *objPtr)
{
    Tcl_FreeEncoding(objPtr->internalRep.otherValuePtr);
    objPtr->typePtr = NULL;
}

/*
 *----------------------------------------------------------------------
 *
 * DupEncodingIntRep --
 *
 *	The Tcl_DupInternalRepProc for the "encoding" Tcl_ObjType.
 *
 *----------------------------------------------------------------------
 */

static void
DupEncodingIntRep(
    Tcl_Obj *srcPtr,
    Tcl_Obj *dupPtr)
{
    dupPtr->internalRep.otherValuePtr = Tcl_GetEncoding(NULL, srcPtr->bytes);
}

/*
 *----------------------------------------------------------------------
 *
 * Tcl_GetEncodingSearchPath --
 *

	 * valid cache of discovered information which we can reuse. Do the
	 * check here, and if we're still valid, we can jump straight to the
	 * part where we do the invocation of the subcommand.
	 */

	if (objv[1+ensemblePtr->numParameters]->typePtr==&tclEnsembleCmdType){
	    EnsembleCmdRep *ensembleCmd = objv[1+ensemblePtr->numParameters]
		    ->internalRep.otherValuePtr;

	    if (ensembleCmd->nsPtr == ensemblePtr->nsPtr &&
		    ensembleCmd->epoch == ensemblePtr->epoch &&
		    ensembleCmd->token == ensemblePtr->token) {
		prefixObj = ensembleCmd->realPrefixObj;
		Tcl_IncrRefCount(prefixObj);
		goto runResultingSubcommand;

    const char *subcommandName,
    Tcl_Obj *prefixObjPtr)
{
    register EnsembleCmdRep *ensembleCmd;
    int length;

    if (objPtr->typePtr == &tclEnsembleCmdType) {
	ensembleCmd = objPtr->internalRep.otherValuePtr;
	Tcl_DecrRefCount(ensembleCmd->realPrefixObj);
	TclNsDecrRefCount(ensembleCmd->nsPtr);
	ckfree(ensembleCmd->fullSubcmdName);
    } else {
	/*
	 * Kill the old internal rep, and replace it with a brand new one of
	 * our own.
	 */

	TclFreeIntRep(objPtr);
	ensembleCmd = ckalloc(sizeof(EnsembleCmdRep));
	objPtr->internalRep.otherValuePtr = ensembleCmd;
	objPtr->typePtr = &tclEnsembleCmdType;
    }

    /*
     * Populate the internal rep.
     */

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

static void
FreeEnsembleCmdRep(
    Tcl_Obj *objPtr)
{
    EnsembleCmdRep *ensembleCmd = objPtr->internalRep.otherValuePtr;

    Tcl_DecrRefCount(ensembleCmd->realPrefixObj);
    ckfree(ensembleCmd->fullSubcmdName);
    TclNsDecrRefCount(ensembleCmd->nsPtr);
    ckfree(ensembleCmd);
    objPtr->typePtr = NULL;
}

 */

static void
DupEnsembleCmdRep(
    Tcl_Obj *objPtr,
    Tcl_Obj *copyPtr)
{
    EnsembleCmdRep *ensembleCmd = objPtr->internalRep.otherValuePtr;
    EnsembleCmdRep *ensembleCopy = ckalloc(sizeof(EnsembleCmdRep));
    int length = strlen(ensembleCmd->fullSubcmdName);

    copyPtr->typePtr = &tclEnsembleCmdType;
    copyPtr->internalRep.otherValuePtr = ensembleCopy;
    ensembleCopy->nsPtr = ensembleCmd->nsPtr;
    ensembleCopy->epoch = ensembleCmd->epoch;
    ensembleCopy->token = ensembleCmd->token;
    ensembleCopy->nsPtr->refCount++;
    ensembleCopy->realPrefixObj = ensembleCmd->realPrefixObj;
    Tcl_IncrRefCount(ensembleCopy->realPrefixObj);
    ensembleCopy->fullSubcmdName = ckalloc(length + 1);

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

static void
StringOfEnsembleCmdRep(
    Tcl_Obj *objPtr)
{
    EnsembleCmdRep *ensembleCmd = objPtr->internalRep.otherValuePtr;
    int length = strlen(ensembleCmd->fullSubcmdName);

    objPtr->length = length;
    objPtr->bytes = ckalloc(length + 1);
    memcpy(objPtr->bytes, ensembleCmd->fullSubcmdName, (unsigned) length+1);
}


    /*
     * Get the expression ByteCode from the object. If it exists, make sure it
     * is valid in the current context.
     */
    if (objPtr->typePtr == &exprCodeType) {
	Namespace *namespacePtr = iPtr->varFramePtr->nsPtr;

	codePtr = objPtr->internalRep.otherValuePtr;
	if (((Interp *) *codePtr->interpHandle != iPtr)
		|| (codePtr->compileEpoch != iPtr->compileEpoch)
		|| (codePtr->nsPtr != namespacePtr)
		|| (codePtr->nsEpoch != namespacePtr->resolverEpoch)
		|| (codePtr->localCachePtr != iPtr->varFramePtr->localCachePtr)) {
	    FreeExprCodeInternalRep(objPtr);
	}

	 * aux data items is given to the ByteCode object.
	 */

	TclEmitOpcode(INST_DONE, &compEnv);
	TclInitByteCodeObj(objPtr, &compEnv);
	objPtr->typePtr = &exprCodeType;
	TclFreeCompileEnv(&compEnv);
	codePtr = objPtr->internalRep.otherValuePtr;
	if (iPtr->varFramePtr->localCachePtr) {
	    codePtr->localCachePtr = iPtr->varFramePtr->localCachePtr;
	    codePtr->localCachePtr->refCount++;
	}
#ifdef TCL_COMPILE_DEBUG
	if (tclTraceCompile == 2) {
	    TclPrintByteCodeObj(interp, objPtr);

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

static void
FreeExprCodeInternalRep(
    Tcl_Obj *objPtr)
{
    ByteCode *codePtr = objPtr->internalRep.otherValuePtr;

    objPtr->typePtr = NULL;
    objPtr->internalRep.otherValuePtr = NULL;
    codePtr->refCount--;
    if (codePtr->refCount <= 0) {
	TclCleanupByteCode(codePtr);
    }
}

/*

	 * originating procPtr is the same as the current context procPtr
	 * (assuming one exists at all - none for global level). This code is
	 * #def'ed out because [info body] was changed to never return a
	 * bytecode type object, which should obviate us from the extra checks
	 * here.
	 */

	codePtr = objPtr->internalRep.otherValuePtr;
	if (((Interp *) *codePtr->interpHandle != iPtr)
		|| (codePtr->compileEpoch != iPtr->compileEpoch)
		|| (codePtr->nsPtr != namespacePtr)
		|| (codePtr->nsEpoch != namespacePtr->resolverEpoch)) {
	    if (!(codePtr->flags & TCL_BYTECODE_PRECOMPILED)) {
		goto recompileObj;
	    }

     * information.
     */

    iPtr->invokeCmdFramePtr = invoker;
    iPtr->invokeWord = word;
    TclSetByteCodeFromAny(interp, objPtr, NULL, NULL);
    iPtr->invokeCmdFramePtr = NULL;
    codePtr = objPtr->internalRep.otherValuePtr;
    if (iPtr->varFramePtr->localCachePtr) {
	codePtr->localCachePtr = iPtr->varFramePtr->localCachePtr;
	codePtr->localCachePtr->refCount++;
    }
    return codePtr;
}


    FreeChannelIntRep,		/* freeIntRepProc */
    DupChannelIntRep,		/* dupIntRepProc */
    NULL,			/* updateStringProc UpdateStringOfChannel */
    NULL			/* setFromAnyProc SetChannelFromAny */
};

#define GET_CHANNELSTATE(objPtr) \
    ((ChannelState *) (objPtr)->internalRep.otherValuePtr)
#define SET_CHANNELSTATE(objPtr, storePtr) \
    ((objPtr)->internalRep.otherValuePtr = (void *) (storePtr))
#define GET_CHANNELINTERP(objPtr) \
    ((Interp *) (objPtr)->internalRep.twoPtrValue.ptr2)
#define SET_CHANNELINTERP(objPtr, storePtr) \
    ((objPtr)->internalRep.twoPtrValue.ptr2 = (void *) (storePtr))

#define BUSY_STATE(st, fl) \
     ((((st)->csPtrR) && ((fl) & TCL_READABLE)) || \

    DupIndex,			/* dupIntRepProc */
    UpdateStringOfIndex,	/* updateStringProc */
    SetIndexFromAny		/* setFromAnyProc */
};

/*
 * The definition of the internal representation of the "index" object; The
 * internalRep.otherValuePtr field of an object of "index" type will be a
 * pointer to one of these structures.
 *
 * Keep this structure declaration in sync with tclTestObj.c
 */

typedef struct {
    void *tablePtr;		/* Pointer to the table of strings */

	offset = (int)sizeof(char *);
    }
    /*
     * See if there is a valid cached result from a previous lookup.
     */

    if (objPtr->typePtr == &indexType) {
	indexRep = objPtr->internalRep.otherValuePtr;
	if (indexRep->tablePtr==tablePtr && indexRep->offset==offset) {
	    *indexPtr = indexRep->index;
	    return TCL_OK;
	}
    }

    /*

    /*
     * Cache the found representation. Note that we want to avoid allocating a
     * new internal-rep if at all possible since that is potentially a slow
     * operation.
     */

    if (objPtr->typePtr == &indexType) {
	indexRep = objPtr->internalRep.otherValuePtr;
    } else {
	TclFreeIntRep(objPtr);
	indexRep = ckalloc(sizeof(IndexRep));
	objPtr->internalRep.otherValuePtr = indexRep;
	objPtr->typePtr = &indexType;
    }
    indexRep->tablePtr = (void *) tablePtr;
    indexRep->offset = offset;
    indexRep->index = index;

    *indexPtr = index;

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

static void
UpdateStringOfIndex(
    Tcl_Obj *objPtr)
{
    IndexRep *indexRep = objPtr->internalRep.otherValuePtr;
    register char *buf;
    register unsigned len;
    register const char *indexStr = EXPAND_OF(indexRep);

    len = strlen(indexStr);
    buf = ckalloc(len + 1);
    memcpy(buf, indexStr, len+1);

 */

static void
DupIndex(
    Tcl_Obj *srcPtr,
    Tcl_Obj *dupPtr)
{
    IndexRep *srcIndexRep = srcPtr->internalRep.otherValuePtr;
    IndexRep *dupIndexRep = ckalloc(sizeof(IndexRep));

    memcpy(dupIndexRep, srcIndexRep, sizeof(IndexRep));
    dupPtr->internalRep.otherValuePtr = dupIndexRep;
    dupPtr->typePtr = &indexType;
}

/*
 *----------------------------------------------------------------------
 *
 * FreeIndex --

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

static void
FreeIndex(
    Tcl_Obj *objPtr)
{
    ckfree(objPtr->internalRep.otherValuePtr);
    objPtr->typePtr = NULL;
}

/*
 *----------------------------------------------------------------------
 *
 * TclInitPrefixCmd --

	for (i=0 ; i<toPrint ; i++) {
	    /*
	     * Add the element, quoting it if necessary.
	     */

	    if (origObjv[i]->typePtr == &indexType) {
		register IndexRep *indexRep =
			origObjv[i]->internalRep.otherValuePtr;

		elementStr = EXPAND_OF(indexRep);
		elemLen = strlen(elementStr);
	    } else if (origObjv[i]->typePtr == &tclEnsembleCmdType) {
		register EnsembleCmdRep *ecrPtr =
			origObjv[i]->internalRep.otherValuePtr;

		elementStr = ecrPtr->fullSubcmdName;
		elemLen = strlen(elementStr);
	    } else {
		elementStr = TclGetStringFromObj(origObjv[i], &elemLen);
	    }
	    flags = 0;

	/*
	 * If the object is an index type use the index table which allows for
	 * the correct error message even if the subcommand was abbreviated.
	 * Otherwise, just use the string rep.
	 */

	if (objv[i]->typePtr == &indexType) {
	    register IndexRep *indexRep = objv[i]->internalRep.otherValuePtr;

	    Tcl_AppendStringsToObj(objPtr, EXPAND_OF(indexRep), NULL);
	} else if (objv[i]->typePtr == &tclEnsembleCmdType) {
	    register EnsembleCmdRep *ecrPtr =
		    objv[i]->internalRep.otherValuePtr;

	    Tcl_AppendStringsToObj(objPtr, ecrPtr->fullSubcmdName, NULL);
	} else {
	    /*
	     * Quote the argument if it contains spaces (Bug 942757).
	     */

 */

#define TCL_CREATE_NS_IF_UNKNOWN	0x800
#define TCL_FIND_ONLY_NS		0x1000

/*
 * The data cached in an ensemble subcommand's Tcl_Obj rep (reference in
 * otherValuePtr field). This structure is not shared between Tcl_Objs
 * referring to the same subcommand, even where one is a duplicate of another.
 */

typedef struct {
    Namespace *nsPtr;		/* The namespace backing the ensemble which
				 * this is a subcommand of. */
    int epoch;			/* Used to confirm when the data in this

	AllocCache *cachePtr;						\
	if (((interp) == NULL) ||					\
		((cachePtr = ((Interp *)(interp))->allocCache),		\
			(cachePtr->numObjects == 0))) {			\
	    (objPtr) = TclThreadAllocObj();				\
	} else {							\
	    (objPtr) = cachePtr->firstObjPtr;				\
	    cachePtr->firstObjPtr = (objPtr)->internalRep.otherValuePtr; \
	    --cachePtr->numObjects;					\
	}								\
    } while (0)

#  define TclFreeObjStorageEx(interp, objPtr)				\
    do {								\
	AllocCache *cachePtr;						\
	if (((interp) == NULL) ||					\
		((cachePtr = ((Interp *)(interp))->allocCache),		\
			(cachePtr->numObjects >= ALLOC_NOBJHIGH))) {	\
	    TclThreadFreeObj(objPtr);					\
	} else {							\
	    (objPtr)->internalRep.otherValuePtr = cachePtr->firstObjPtr; \
	    cachePtr->firstObjPtr = objPtr;				\
	    ++cachePtr->numObjects;					\
	}								\
    } while (0)

#else /* not PURIFY or USE_THREAD_ALLOC */

    do {								\
	Tcl_MutexLock(&tclObjMutex);					\
	if (tclFreeObjList == NULL) {					\
	    TclAllocateFreeObjects();					\
	}								\
	(objPtr) = tclFreeObjList;					\
	tclFreeObjList = (Tcl_Obj *)					\
		tclFreeObjList->internalRep.otherValuePtr;		\
	Tcl_MutexUnlock(&tclObjMutex);					\
    } while (0)

#  define TclFreeObjStorageEx(interp, objPtr) \
    do {							       \
	Tcl_MutexLock(&tclObjMutex);				       \
	(objPtr)->internalRep.otherValuePtr = (void *) tclFreeObjList; \
	tclFreeObjList = (objPtr);				       \
	Tcl_MutexUnlock(&tclObjMutex);				       \
    } while (0)
#endif

#else /* TCL_MEM_DEBUG */
MODULE_SCOPE void	TclDbInitNewObj(Tcl_Obj *objPtr, const char *file,

	for (i = 0;  i < numElems;  i++) {
	    Tcl_DecrRefCount(elemPtrs[i]);
	}
	ckfree(listRepPtr);
    }

    listPtr->internalRep.twoPtrValue.ptr1 = NULL;
    listPtr->internalRep.twoPtrValue.ptr2 = NULL;
    listPtr->typePtr = NULL;
}

/*
 *----------------------------------------------------------------------
 *
 * DupListInternalRep --

StashCallChain(
    Tcl_Obj *objPtr,
    CallChain *callPtr)
{
    callPtr->refCount++;
    TclFreeIntRep(objPtr);
    objPtr->typePtr = &methodNameType;
    objPtr->internalRep.otherValuePtr = callPtr;
}

void
TclOOStashContext(
    Tcl_Obj *objPtr,
    CallContext *contextPtr)
{

 */

static void
DupMethodNameRep(
    Tcl_Obj *srcPtr,
    Tcl_Obj *dstPtr)
{
    register CallChain *callPtr = srcPtr->internalRep.otherValuePtr;

    dstPtr->typePtr = &methodNameType;
    dstPtr->internalRep.otherValuePtr = callPtr;
    callPtr->refCount++;
}

static void
FreeMethodNameRep(
    Tcl_Obj *objPtr)
{
    register CallChain *callPtr = objPtr->internalRep.otherValuePtr;

    TclOODeleteChain(callPtr);
    objPtr->internalRep.otherValuePtr = NULL;
    objPtr->typePtr = NULL;
}

/*
 * ----------------------------------------------------------------------
 *
 * TclOOInvokeContext --

	 * there are multiple different layers of cache (in the Tcl_Obj, in
	 * the object, and in the class).
	 */

	const int reuseMask = ((flags & PUBLIC_METHOD) ? ~0 : ~PUBLIC_METHOD);

	if (cacheInThisObj->typePtr == &methodNameType) {
	    callPtr = cacheInThisObj->internalRep.otherValuePtr;
	    if (IsStillValid(callPtr, oPtr, flags, reuseMask)) {
		callPtr->refCount++;
		goto returnContext;
	    }
	    FreeMethodNameRep(cacheInThisObj);
	}

     * that we have bytecode, but also that it remains valid. Note that we set
     * the namespace of the code here directly; this is a hack, but the
     * alternative is *so* slow...
     */

    if (pmPtr->procPtr->bodyPtr->typePtr == &tclByteCodeType) {
	ByteCode *codePtr =
		pmPtr->procPtr->bodyPtr->internalRep.otherValuePtr;

	codePtr->nsPtr = nsPtr;
    }
    result = TclProcCompileProc(interp, pmPtr->procPtr,
	    pmPtr->procPtr->bodyPtr, nsPtr, "body of method", namePtr);
    if (result != TCL_OK) {
	goto failureReturn;

 *
 * Results:
 *	None.
 *
 * Side effects:
 *	tclFreeObjList, the head of the list of free Tcl_Objs, is set to the
 *	first of a number of free Tcl_Obj's linked together by their
 *	internalRep.otherValuePtrs.
 *
 *----------------------------------------------------------------------
 */

#define OBJS_TO_ALLOC_EACH_TIME 100

void

     */

    basePtr = ckalloc(bytesToAlloc);

    prevPtr = NULL;
    objPtr = (Tcl_Obj *) basePtr;
    for (i = 0; i < OBJS_TO_ALLOC_EACH_TIME; i++) {
	objPtr->internalRep.otherValuePtr = prevPtr;
	prevPtr = objPtr;
	objPtr++;
    }
    tclFreeObjList = prevPtr;
}
#undef OBJS_TO_ALLOC_EACH_TIME


     * Free the old internalRep before setting the new one. Do this after
     * getting the string rep to allow the conversion code (in particular,
     * Tcl_GetStringFromObj) to use that old internalRep.
     */

    if (cmdPtr) {
	cmdPtr->refCount++;
	resPtr = objPtr->internalRep.otherValuePtr;
	if ((objPtr->typePtr == &tclCmdNameType)
		&& resPtr && (resPtr->refCount == 1)) {
	    /*
	     * Reuse the old ResolvedCmdName struct instead of freeing it
	     */

	    Command *oldCmdPtr = resPtr->cmdPtr;

#define TCLPATH_NEEDNORM 4

/*
 * Define some macros to give us convenient access to path-object specific
 * fields.
 */

#define PATHOBJ(pathPtr) ((FsPath *) (pathPtr)->internalRep.otherValuePtr)
#define SETPATHOBJ(pathPtr,fsPathPtr) \
	((pathPtr)->internalRep.otherValuePtr = (void *) (fsPathPtr))
#define PATHFLAGS(pathPtr) (PATHOBJ(pathPtr)->flags)

/*
 *---------------------------------------------------------------------------
 *
 * TclFSNormalizeAbsolutePath --
 *

	 *
	 * We don't create and initialize a Proc structure for the procedure;
	 * rather, we use what is in the body object. We increment the ref
	 * count of the Proc struct since the command (soon to be created)
	 * will be holding a reference to it.
	 */

	procPtr = bodyPtr->internalRep.otherValuePtr;
	procPtr->iPtr = iPtr;
	procPtr->refCount++;
	precompiled = 1;
    } else {
	/*
	 * If the procedure's body object is shared because its string value
	 * is identical to, e.g., the body of another procedure, we must

    Tcl_Obj *bodyPtr;
    ByteCode *codePtr;

    bodyPtr = framePtr->procPtr->bodyPtr;
    if (bodyPtr->typePtr != &tclByteCodeType) {
	Tcl_Panic("body object for proc attached to frame is not a byte code type");
    }
    codePtr = bodyPtr->internalRep.otherValuePtr;

    if (framePtr->numCompiledLocals) {
	if (!codePtr->localCachePtr) {
	    InitLocalCache(framePtr->procPtr) ;
	}
	framePtr->localCachePtr = codePtr->localCachePtr;
	framePtr->localCachePtr->refCount++;

}

static void
InitLocalCache(
    Proc *procPtr)
{
    Interp *iPtr = procPtr->iPtr;
    ByteCode *codePtr = procPtr->bodyPtr->internalRep.otherValuePtr;
    int localCt = procPtr->numCompiledLocals;
    int numArgs = procPtr->numArgs, i = 0;

    Tcl_Obj **namePtr;
    Var *varPtr;
    LocalCache *localCachePtr;
    CompiledLocal *localPtr;

				 * invoked. */
    Tcl_Obj *procNameObj,	/* Procedure name for error reporting. */
    int skip)			/* Number of initial arguments to be skipped,
				 * i.e., words in the "command name". */
{
    CallFrame *framePtr = ((Interp *)interp)->varFramePtr;
    register Proc *procPtr = framePtr->procPtr;
    ByteCode *codePtr = procPtr->bodyPtr->internalRep.otherValuePtr;
    register Var *varPtr, *defPtr;
    int localCt = procPtr->numCompiledLocals, numArgs, argCt, i, imax;
    Tcl_Obj *const *argObjs;

    /*
     * Make sure that the local cache of variable names and initial values has
     * been initialised properly .

	 * the bytecode must be for the right interpreter (no cross-leaks!),
	 * the code must be from the current epoch (so subcommand compilation
	 * is up-to-date), the namespace must match (so variable handling
	 * is right) and the resolverEpoch must match (so that new shadowed
	 * commands and/or resolver changes are considered).
	 */

	codePtr = procPtr->bodyPtr->internalRep.otherValuePtr;
	if (((Interp *) *codePtr->interpHandle != iPtr)
		|| (codePtr->compileEpoch != iPtr->compileEpoch)
		|| (codePtr->nsPtr != nsPtr)
		|| (codePtr->nsEpoch != nsPtr->resolverEpoch)) {
	    goto doCompilation;
	}
    } else {

#endif /* USE_DTRACE */

    /*
     * Invoke the commands in the procedure's body.
     */

    procPtr->refCount++;
    codePtr = procPtr->bodyPtr->internalRep.otherValuePtr;

    TclNRAddCallback(interp, InterpProcNR2, procNameObj, errorProc,
	    NULL, NULL);
    return TclNRExecuteByteCode(interp, codePtr);
}

static int

				 * the context of this procedure.) */
    Namespace *nsPtr,		/* Namespace containing procedure. */
    const char *description,	/* string describing this body of code. */
    const char *procName)	/* Name of this procedure. */
{
    Interp *iPtr = (Interp *) interp;
    Tcl_CallFrame *framePtr;
    ByteCode *codePtr = bodyPtr->internalRep.otherValuePtr;

    /*
     * If necessary, compile the procedure's body. The compiler will allocate
     * frame slots for the procedure's non-argument local variables. If the
     * ByteCode already exists, make sure it hasn't been invalidated by
     * someone redefining a core command (this might make the compiled code
     * wrong). Also, if the code was compiled in/for a different interpreter,

    if (!procPtr) {
	return NULL;
    }

    TclNewObj(objPtr);
    if (objPtr) {
	objPtr->typePtr = &tclProcBodyType;
	objPtr->internalRep.otherValuePtr = procPtr;

	procPtr->refCount++;
    }

    return objPtr;
}


 */

static void
ProcBodyDup(
    Tcl_Obj *srcPtr,		/* Object to copy. */
    Tcl_Obj *dupPtr)		/* Target object for the duplication. */
{
    Proc *procPtr = srcPtr->internalRep.otherValuePtr;

    dupPtr->typePtr = &tclProcBodyType;
    dupPtr->internalRep.otherValuePtr = procPtr;
    procPtr->refCount++;
}

/*
 *----------------------------------------------------------------------
 *
 * ProcBodyFree --

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

static void
ProcBodyFree(
    Tcl_Obj *objPtr)		/* The object to clean up. */
{
    Proc *procPtr = objPtr->internalRep.otherValuePtr;

    procPtr->refCount--;
    if (procPtr->refCount <= 0) {
	TclProcCleanupProc(procPtr);
    }
}

/*
 *----------------------------------------------------------------------
 *

	CLANG_ASSERT(0);
    }

    /*
     * Do the actual disassembly.
     */

    if (((ByteCode *) codeObjPtr->internalRep.otherValuePtr)->flags
	    & TCL_BYTECODE_PRECOMPILED) {
	Tcl_SetObjResult(interp, Tcl_NewStringObj(
		"may not disassemble prebuilt bytecode", -1));
	Tcl_SetErrorCode(interp, "TCL", "OPERATION", "DISASSEMBLE",
		"BYTECODE", NULL);
	return TCL_ERROR;
    }

    const char *pattern;

    /*
     * This is OK because we only actually interpret this value properly as a
     * TclRegexp* when the type is tclRegexpType.
     */

    regexpPtr = objPtr->internalRep.otherValuePtr;

    if ((objPtr->typePtr != &tclRegexpType) || (regexpPtr->flags != flags)) {
	pattern = TclGetStringFromObj(objPtr, &length);

	regexpPtr = CompileRegexp(interp, pattern, length, flags);
	if (regexpPtr == NULL) {
	    return NULL;

	regexpPtr->refCount++;

	/*
	 * Free the old representation and set our type.
	 */

	TclFreeIntRep(objPtr);
	objPtr->internalRep.otherValuePtr = regexpPtr;
	objPtr->typePtr = &tclRegexpType;
    }
    return (Tcl_RegExp) regexpPtr;
}

/*
 *----------------------------------------------------------------------

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

static void
FreeRegexpInternalRep(
    Tcl_Obj *objPtr)		/* Regexp object with internal rep to free. */
{
    TclRegexp *regexpRepPtr = objPtr->internalRep.otherValuePtr;

    /*
     * If this is the last reference to the regexp, free it.
     */

    if (--(regexpRepPtr->refCount) <= 0) {
	FreeRegexp(regexpRepPtr);

 */

static void
DupRegexpInternalRep(
    Tcl_Obj *srcPtr,		/* Object with internal rep to copy. */
    Tcl_Obj *copyPtr)		/* Object with internal rep to set. */
{
    TclRegexp *regexpPtr = srcPtr->internalRep.otherValuePtr;

    regexpPtr->refCount++;
    copyPtr->internalRep.otherValuePtr = srcPtr->internalRep.otherValuePtr;
    copyPtr->typePtr = &tclRegexpType;
}

/*
 *----------------------------------------------------------------------
 *
 * SetRegexpFromAny --

#define stringAlloc(numChars) \
	(String *) ckalloc((unsigned) STRING_SIZE(numChars) )
#define stringRealloc(ptr, numChars) \
    (String *) ckrealloc((ptr), (unsigned) STRING_SIZE(numChars) )
#define stringAttemptRealloc(ptr, numChars) \
    (String *) attemptckrealloc((ptr), (unsigned) STRING_SIZE(numChars) )
#define GET_STRING(objPtr) \
	((String *) (objPtr)->internalRep.otherValuePtr)
#define SET_STRING(objPtr, stringPtr) \
	((objPtr)->internalRep.otherValuePtr = (void *) (stringPtr))

/*
 * TCL STRING GROWTH ALGORITHM
 *
 * When growing strings (during an append, for example), the following growth
 * algorithm is used:
 *

	if (Tcl_GetIntFromObj(interp, objv[2], &index2) != TCL_OK) {
	    return TCL_ERROR;
	}

	Tcl_GetIndexFromObjStruct(NULL, objv[1], tablePtr,
		sizeof(char *), "token", 0, &index);
	indexRep = objv[1]->internalRep.otherValuePtr;
	indexRep->index = index2;
	result = Tcl_GetIndexFromObjStruct(NULL, objv[1],
		tablePtr, sizeof(char *), "token", 0, &index);
	if (result == TCL_OK) {
	    Tcl_SetIntObj(Tcl_GetObjResult(interp), index);
	}
	return result;

     * that its address is different for each index object. If we accidently
     * allocate a table at the same address as that cached in the index
     * object, clear out the object's cached state.
     */

    if (objv[3]->typePtr != NULL
	    && !strcmp("index", objv[3]->typePtr->name)) {
	indexRep = objv[3]->internalRep.otherValuePtr;
	if (indexRep->tablePtr == (void *) argv) {
	    TclFreeIntRep(objv[3]);
	}
    }

    result = Tcl_GetIndexFromObjStruct((setError? interp : NULL), objv[3],
	    argv, sizeof(char *), "token", (allowAbbrev? 0 : TCL_EXACT), &index);

	case 5:				/* length2 */
	    if (objc != 3) {
		goto wrongNumArgs;
	    }
	    if (varPtr[varIndex] != NULL) {
		Tcl_ConvertToType(NULL, varPtr[varIndex],
			Tcl_GetObjType("string"));
		strPtr = varPtr[varIndex]->internalRep.otherValuePtr;
		length = (int) strPtr->allocated;
	    } else {
		length = -1;
	    }
	    Tcl_SetIntObj(Tcl_GetObjResult(interp), length);
	    break;
	case 6:				/* set */

	case 9:				/* maxchars */
	    if (objc != 3) {
		goto wrongNumArgs;
	    }
	    if (varPtr[varIndex] != NULL) {
		Tcl_ConvertToType(NULL, varPtr[varIndex],
			Tcl_GetObjType("string"));
		strPtr = varPtr[varIndex]->internalRep.otherValuePtr;
		length = strPtr->maxChars;
	    } else {
		length = -1;
	    }
	    Tcl_SetIntObj(Tcl_GetObjResult(interp), length);
	    break;
	case 10:			/* getunicode */

	    cachePtr->numObjects = numMove = NOBJALLOC;
	    newObjsPtr = malloc(sizeof(Tcl_Obj) * numMove);
	    if (newObjsPtr == NULL) {
		Tcl_Panic("alloc: could not allocate %d new objects", numMove);
	    }
	    while (--numMove >= 0) {
		objPtr = &newObjsPtr[numMove];
		objPtr->internalRep.otherValuePtr = cachePtr->firstObjPtr;
		cachePtr->firstObjPtr = objPtr;
	    }
	}
    }

    /*
     * Pop the first object.
     */

    objPtr = cachePtr->firstObjPtr;
    cachePtr->firstObjPtr = objPtr->internalRep.otherValuePtr;
    cachePtr->numObjects--;
    return objPtr;
}

/*
 *----------------------------------------------------------------------
 *

    GETCACHE(cachePtr);

    /*
     * Get this thread's list and push on the free Tcl_Obj.
     */

    objPtr->internalRep.otherValuePtr = cachePtr->firstObjPtr;
    cachePtr->firstObjPtr = objPtr;
    cachePtr->numObjects++;

    /*
     * If the number of free objects has exceeded the high water mark, move
     * some blocks to the shared list.
     */

    /*
     * Find the last object to be moved; set the next one (the first one not
     * to be moved) as the first object in the 'from' cache.
     */

    while (--numMove) {
	objPtr = objPtr->internalRep.otherValuePtr;
    }
    fromPtr->firstObjPtr = objPtr->internalRep.otherValuePtr;

    /*
     * Move all objects as a block - they are already linked to each other, we
     * just have to update the first and last.
     */

    objPtr->internalRep.otherValuePtr = toPtr->firstObjPtr;
    toPtr->firstObjPtr = fromFirstObjPtr;
}

/*
 *----------------------------------------------------------------------
 *
 * Block2Ptr, Ptr2Block --

				 * is set to NULL. */
{
    Tcl_Obj *part2Ptr = NULL;
    Var *resPtr;

    if (part2) {
	part2Ptr = Tcl_NewStringObj(part2, -1);

    }

    resPtr = TclObjLookupVarEx(interp, part1Ptr, part2Ptr,
	    flags, msg, createPart1, createPart2, arrayPtrPtr);

    if (part2Ptr) {
	Tcl_DecrRefCount(part2Ptr);

    const char *part2,		/* If non-NULL, gives the name of an element
				 * in the array part1. */
    int flags)			/* OR-ed combination of TCL_GLOBAL_ONLY, and
				 * TCL_LEAVE_ERR_MSG bits. */
{
    Tcl_Obj *resPtr, *part2Ptr = NULL, *part1Ptr = Tcl_NewStringObj(part1, -1);


    if (part2) {
	part2Ptr = Tcl_NewStringObj(part2, -1);

    }

    resPtr = Tcl_ObjGetVar2(interp, part1Ptr, part2Ptr, flags);

    Tcl_DecrRefCount(part1Ptr);
    if (part2Ptr) {
	Tcl_DecrRefCount(part2Ptr);

    int flags)			/* OR-ed combination of any of
				 * TCL_GLOBAL_ONLY, TCL_NAMESPACE_ONLY,
				 * TCL_LEAVE_ERR_MSG. */
{
    int result;
    Tcl_Obj *part2Ptr = NULL, *part1Ptr = Tcl_NewStringObj(part1, -1);


    if (part2) {
	part2Ptr = Tcl_NewStringObj(part2, -1);

    }

    /*
     * Filter to pass through only the flags this interface supports.
     */

    flags &= (TCL_GLOBAL_ONLY|TCL_NAMESPACE_ONLY|TCL_LEAVE_ERR_MSG);

    searchPtr->nextEntry = VarHashFirstEntry(varPtr->value.tablePtr,
	    &searchPtr->search);
    Tcl_SetHashValue(hPtr, searchPtr);
    Tcl_SetObjResult(interp,
	    Tcl_ObjPrintf("s-%d-%s", searchPtr->id, varName));
    return TCL_OK;
}

/*
 *----------------------------------------------------------------------
 *
 * ArrayAnyMoreCmd --
 *
 *	This object-based function is invoked to process the "array anymore"
 *	Tcl command. See the user documentation for details on what it does.

	    gotValue = 0;
	    break;
	}
    }
    Tcl_SetObjResult(interp, iPtr->execEnvPtr->constants[gotValue]);
    return TCL_OK;
}

/*
 *----------------------------------------------------------------------
 *
 * ArrayNextElementCmd --
 *
 *	This object-based function is invoked to process the "array
 *	nextelement" Tcl command. See the user documentation for details on

				 * TCL_LEAVE_ERR_MSG. If both TCL_GLOBAL_ONLY
				 * and TCL_NAMESPACE_ONLY are given,
				 * TCL_GLOBAL_ONLY is ignored. */
{
    Tcl_Obj *namePtr = Tcl_NewStringObj(name, -1);
    Tcl_Var var;


    var = ObjFindNamespaceVar(interp, namePtr, contextNsPtr, flags);
    Tcl_DecrRefCount(namePtr);
    return var;
}

static Tcl_Var
ObjFindNamespaceVar(

     * to check both possible search paths: from the specified namespace
     * context and from the global namespace.
     */

    varPtr = NULL;
    if (simpleName != name) {
	simpleNamePtr = Tcl_NewStringObj(simpleName, -1);

    } else {
	simpleNamePtr = namePtr;
    }

    for (search = 0;  (search < 2) && (varPtr == NULL);  search++) {
	if ((nsPtr[search] != NULL) && (simpleName != NULL)) {
	    varPtr = VarHashFindVar(&nsPtr[search]->varTable, simpleNamePtr);

# the information gets recomputed the next time it's needed.  Also delete any
# commands that are listed in the auto-load index.
#
# Arguments:
# None.

proc auto_reset {} {

    if {[array exists ::auto_index]} {
	foreach cmdName [array names ::auto_index] {
	    set fqcn [namespace which $cmdName]
	    if {$fqcn eq ""} {
		continue
	    }
	    rename $fqcn {}
	}
    }
    unset -nocomplain ::auto_execs ::auto_index ::tcl::auto_oldpath
    if {[catch {llength $::auto_path}]} {
	set ::auto_path [list [info library]]
    } elseif {[info library] ni $::auto_path} {
	lappend ::auto_path [info library]
    }
}

# tcl_findLibrary --
#
#	This is a utility for extensions that searches for a library directory
#	using a canonical searching algorithm. A side effect is to source the
#	initialization script and set a global library variable.
#
# Arguments:
# 	basename	Prefix of the directory name, (e.g., "tk")
#	version		Version number of the package, (e.g., "8.0")
#	patch		Patchlevel of the package, (e.g., "8.0.3")
#	initScript	Initialization script to source (e.g., tk.tcl)
#	enVarName	environment variable to honor (e.g., TK_LIBRARY)
#	varName		Global variable to set when done (e.g., tk_library)

proc tcl_findLibrary {basename version patch initScript enVarName varName} {
    upvar #0 $varName the_library
    global env

    set dirs {}
    set errors {}

    # The C application may have hardwired a path, which we honor

    if {[info exists the_library] && $the_library ne ""} {

	catch {
	    lappend dirs [::${basename}::pkgconfig get scriptdir,runtime]
	}

	# 3. Relative to auto_path directories.  This checks relative to the
	# Tcl library as well as allowing loading of libraries added to the
	# auto_path that is not relative to the core library or binary paths.
	foreach d $::auto_path {
	    lappend dirs [file join $d $basename$version]
	    if {
		$::tcl_platform(platform) eq "unix"
		&& $::tcl_platform(os) eq "Darwin"
	    } then {
		# 4. On MacOSX, check the Resources/Scripts subdir too
		lappend dirs [file join $d $basename$version Resources Scripts]
	    }
	}

	# 3. Various locations relative to the executable
	# ../lib/foo1.0		(From bin directory in install hierarchy)

# Copyright (c) 1998-1999 Scriptics Corporation.
# Copyright (c) 2004 by Kevin B. Kenny.  All rights reserved.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#


if {[info commands package] == ""} {
    error "version mismatch: library\nscripts expect Tcl version 7.5b1 or later but the loaded version is\nonly [info patchlevel]"
}
package require -exact Tcl 9.0a0

# Compute the auto path to use in this interpreter.
# The values on the path come from several locations:

}

# Windows specific end of initialization

if {(![interp issafe]) && ($tcl_platform(platform) eq "windows")} {
    namespace eval tcl {
	proc EnvTraceProc {lo n1 n2 op} {

	    set x $::env($n2)
	    set ::env($lo) $x
	    set ::env([string toupper $lo]) $x
	}
	proc InitWinEnv {} {
	    global env tcl_platform
	    foreach p [array names env] {
		set u [string toupper $p]
		if {$u ne $p} {
		    switch -- $u {

if {[interp issafe]} {
    package unknown {::tcl::tm::UnknownHandler ::tclPkgUnknown}
} else {
    # Set up search for Tcl Modules (TIP #189).
    # and setup platform specific unknown package handlers
    if {$::tcl_platform(os) eq "Darwin"
	    && $::tcl_platform(platform) eq "unix"} {
	package unknown {::tcl::tm::UnknownHandler \
		{::tcl::MacOSXPkgUnknown ::tclPkgUnknown}}
    } else {
	package unknown {::tcl::tm::UnknownHandler ::tclPkgUnknown}
    }

    # Set up the 'clock' ensemble

#
# Arguments:
# args -	A list whose elements are the words of the original
#		command, including the command name.

proc unknown args {
    variable ::tcl::UnknownPending
    global auto_noexec auto_noload env tcl_interactive


    if {[info exists ::errorInfo]} {
	set savedErrorInfo $::errorInfo
    }
    if {[info exists ::errorCode]} {
	set savedErrorCode $::errorCode
    }

    set name [lindex $args 0]
    if {![info exists auto_noload]} {
	#
	# Make sure we're not trying to load the same proc twice.
	#

	if {$msg} {
	    if {[info exists savedErrorCode]} {
		set ::errorCode $savedErrorCode
	    } else {
		unset -nocomplain ::errorCode
	    }
	    if {[info exists savedErrorInfo]} {
		set ::errorInfo $savedErrorInfo
	    } else {
		unset -nocomplain ::errorInfo
	    }
	    set code [catch {uplevel 1 $args} msg opts]
	    if {$code ==  1} {
		#
		# Compute stack trace contribution from the [uplevel].
		# Note the dependence on how Tcl_AddErrorInfo, etc.
		# construct the stack trace.
		#
		set errorInfo [dict get $opts -errorinfo]
		set errorCode [dict get $opts -errorcode]
		set cinfo $args
		if {[string bytelength $cinfo] > 150} {
		    set cinfo [string range $cinfo 0 150]
		    while {[string bytelength $cinfo] > 150} {
			set cinfo [string range $cinfo 0 end-1]
		    }
		    append cinfo ...
		}
		append cinfo "\"\n    (\"uplevel\" body line 1)"
		append cinfo "\n    invoked from within"
		append cinfo "\n\"uplevel 1 \$args\""
		#
		# Try each possible form of the stack trace
		# and trim the extra contribution from the matching case
		#
		set expect "$msg\n    while executing\n\"$cinfo"
		if {$errorInfo eq $expect} {
		    #
		    # The stack has only the eval from the expanded command
		    # Do not generate any stack trace here.
		    #
		    dict unset opts -errorinfo
		    dict incr opts -level
		    return -options $opts $msg
		}
		#
		# Stack trace is nested, trim off just the contribution
		# from the extra "eval" of $args due to the "catch" above.
		#
		set expect "\n    invoked from within\n\"$cinfo"
		set exlen [string length $expect]
		set eilen [string length $errorInfo]
		set i [expr {$eilen - $exlen - 1}]
		set einfo [string range $errorInfo 0 $i]
		#
		# For now verify that $errorInfo consists of what we are about
		# to return plus what we expected to trim off.
		#
		if {$errorInfo ne "$einfo$expect"} {
		    error "Tcl bug: unexpected stack trace in \"unknown\"" {} \
			[list CORE UNKNOWN BADTRACE $einfo $expect $errorInfo]
		}
		return -code error -errorcode $errorCode \
			-errorinfo $einfo $msg
	    } else {
		dict incr opts -level
		return -options $opts $msg
	    }
	}
    }

    if {([info level] == 1) && ([info script] eq "") \
	    && [info exists tcl_interactive] && $tcl_interactive} {
	if {![info exists auto_noexec]} {
	    set new [auto_execok $name]
	    if {$new ne ""} {
		set redir ""
		if {[namespace which -command console] eq ""} {
		    set redir ">&@stdout <@stdin"

	    # working directory, the directories '.', '..'
	    # can be returned in various combinations.  Anyway,
	    # if any other file is returned, we must signal an error.
	    set existing [glob -nocomplain -directory $dest * .*]
	    lappend existing {*}[glob -nocomplain -directory $dest \
		    -type hidden * .*]
	    foreach s $existing {
		if {([file tail $s] ne ".") && ([file tail $s] ne "..")} {
		    return -code error "error $action \"$src\" to\
		      \"$dest\": file already exists"
		}
	    }
	}
    } else {
	if {[string first $nsrc $ndest] != -1} {
	    set srclen [expr {[llength [file split $nsrc]] -1}]
	    set ndest [lindex [file split $ndest] $srclen]
	    if {$ndest eq [file tail $nsrc]} {
		return -code error "error $action \"$src\" to\
		  \"$dest\": trying to rename a volume or move a directory\
		  into itself"
	    }
	}
	file mkdir $dest
    }
    # Have to be careful to capture both visible and hidden files.
    # We will also be more generous to the file system and not
    # assume the hidden and non-hidden lists are non-overlapping.
    #
    # On Unix 'hidden' files begin with '.'.  On other platforms
    # or filesystems hidden files may have other interpretations.
    set filelist [concat [glob -nocomplain -directory $src *] \
      [glob -nocomplain -directory $src -types hidden *]]

    foreach s [lsort -unique $filelist] {
	if {([file tail $s] ne ".") && ([file tail $s] ne "..")} {
	    file copy -force $s [file join $dest [file tail $s]]
	}
    }
    return
}

# TIP 131
if 0 {
proc tcl::rmmadwiw {} {
    set magic {
        42 83 fe f6 ff f8 f1 e5 c6 f9 eb fd ff fb f1 e5 cc f5 ec f5 e3 fd fe
        ff f5 fa f3 e1 c7 f9 f2 fd ff f9 fe f9 ed f4 fa f6 e6 f9 f2 e6 fd f9
        ff f9 f6 e6 fa fd ff fc fb fc f9 f1 ed
    }
    foreach mystic [lassign $magic tragic] {
        set comic [expr (0x$mystic ^ 0x$tragic) - 255 + 0x$tragic]
        append logic [format %x $comic]
        set tragic $mystic
    }
    binary format H* $logic
}

proc tcl::mathfunc::rmmadwiw {} {
    set age [expr {9*6}]
    set mind ""
    while {$age} {
        lappend mind [expr {$age%13}]
        set age [expr {$age/13}]
    }
    set matter [lreverse $mind]
    return [join $matter ""]
}
}

    append index "# information so that packages will be loaded automatically\n"
    append index "# in response to \"package require\" commands.  When this\n"
    append index "# script is sourced, the variable \$dir must contain the\n"
    append index "# full path name of this file's directory.\n"

    foreach pkg [lsort [array names files]] {
	set cmd {}
	foreach {name version} $pkg {
	    break
	}
	lappend cmd ::tcl::Pkg::Create -name $name -version $version
	foreach spec [lsort -index 0 $files($pkg)] {
	    foreach {file type procs} $spec {
		if {$direct} {
		    set procs {}
		}
		lappend cmd "-$type" [list $file $procs]

	# $index now points to the first element of $auto_path that has
	# changed, or the beginning if $auto_path has changed length Scan the
	# new elements of $auto_path for directories to add to $use_path.
	# Don't add directories we've already seen, or ones already on the
	# $use_path.
	foreach dir [lrange $auto_path $index end] {
	    if {![info exists tclSeenPath($dir)]
		    && ([lsearch -exact $use_path $dir] == -1) } {
		lappend use_path $dir
	    }
	}
	set old_path $auto_path
    }
}

	# $index now points to the first element of $auto_path that has
	# changed, or the beginning if $auto_path has changed length Scan the
	# new elements of $auto_path for directories to add to $use_path.
	# Don't add directories we've already seen, or ones already on the
	# $use_path.
	foreach dir [lrange $auto_path $index end] {
	    if {![info exists tclSeenPath($dir)]
		    && ([lsearch -exact $use_path $dir] == -1) } {
		lappend use_path $dir
	    }
	}
	set old_path $auto_path
    }
}

    # process arguments
    set len [llength $args]
    if {$len < 6} {
	error $err(wrongNumArgs)
    }

    # Initialize parameters
    set opts(-name)		{}
    set opts(-version)		{}
    set opts(-source)		{}
    set opts(-load)		{}

    # process parameters
    for {set i 0} {$i < $len} {incr i} {
	set flag [lindex $args $i]
	incr i
	switch -glob -- $flag {
	    "-name"		-

    set cmdList {}
    set lazyFileList {}

    # Handle -load and -source specs
    foreach key {load source} {
	foreach filespec $opts(-$key) {
	    foreach {filename proclist} {{} {}} {
		break
	    }
	    foreach {filename proclist} $filespec {
		break
	    }

	    if {![llength $proclist]} {
		set cmd "\[list $key \[file join \$dir [list $filename]\]\]"
		lappend cmdList $cmd
	    } else {
		lappend lazyFileList [list $filename $key $proclist]
	    }
	}
    }

package ifneeded platform        1.0.10 [list source [file join $dir platform.tcl]]
package ifneeded platform::shell 1.1.4 [list source [file join $dir shell.tcl]]

    # Try executing the library first. This should suceed
    # for a glibc library, and return the version
    # information.

    if {![catch {
	set vdata [lindex [split [exec $libc] \n] 0]
    }]} {
	regexp {([0-9]+(\.[0-9]+)*)} $vdata -> v
	foreach {major minor} [split $v .] break
	set v glibc${major}.${minor}
	return 1
    } else {
	# We had trouble executing the library. We are now
	# inspecting its name to determine the version
	# number. This code by Larry McVoy.

    return $res
}


# ### ### ### ######### ######### #########
## Ready

package provide platform 1.0.10

# ### ### ### ######### ######### #########
## Demo application

if {[info exists argv0] && ($argv0 eq [info script])} {
    puts ====================================
    parray tcl_platform

    # Results
    #     The path is modified in place.
    #
    # Side Effects:
    #     None.
    #
    proc normalizePath {pathVar} {
	upvar $pathVar path
	set oldpwd [pwd]
	catch {cd $path}
	set path [pwd]
	cd $oldpwd
	return $path
    }

	# After successful filling, turn this into a no-op.
	proc FillFilesExisted args {}
    }

    # Kept only for compatibility
    Default constraintsSpecified {} AcceptList
    trace variable constraintsSpecified r {set ::tcltest::constraintsSpecified \
		[array names ::tcltest::testConstraints] ;# }

    # tests that use threads need to know which is the main thread
    Default mainThread 1
    variable mainThread
    if {[info commands thread::id] != {}} {
	set mainThread [thread::id]
    } elseif {[info commands testthread] != {}} {
	set mainThread [testthread id]
    }

    # Set workingDirectory to [pwd]. The default output directory for
    # Tcl tests is the working directory.  Whenever this value changes
    # change to that directory.
    variable workingDirectory
    trace variable workingDirectory w \
	    [namespace code {cd $workingDirectory ;#}]

    Default workingDirectory [pwd] AcceptAbsolutePath
    proc workingDirectory { {dir ""} } {
	variable workingDirectory
	if {[llength [info level 0]] == 1} {
	    return $workingDirectory
	}
	set workingDirectory [AcceptAbsolutePath $dir]
    }

    # Set the location of the execuatble
    Default tcltest [info nameofexecutable]
    trace variable tcltest w [namespace code {testConstraint stdio \
	    [eval [ConstraintInitializer stdio]] ;#}]

    # save the platform information so it can be restored later
    Default originalTclPlatform [array get ::tcl_platform]

    # If a core file exists, save its modification time.
    if {[file exists [file join [workingDirectory] core]]} {

		set ChannelsWeOpened($outputChannel) 1

		# If we created the file in [temporaryDirectory], then
		# [cleanupTests] will delete it, unless we claim it was
		# already there.
		set outdir [normalizePath [file dirname \
			[file join [pwd] $filename]]]
		if {[string equal $outdir [temporaryDirectory]]} {
		    variable filesExisted
		    FillFilesExisted
		    set filename [file tail $filename]
		    if {[lsearch -exact $filesExisted $filename] == -1} {
			lappend filesExisted $filename
		    }
		}
	    }
	}
	return $outputChannel
    }

		set ChannelsWeOpened($errorChannel) 1

		# If we created the file in [temporaryDirectory], then
		# [cleanupTests] will delete it, unless we claim it was
		# already there.
		set outdir [normalizePath [file dirname \
			[file join [pwd] $filename]]]
		if {[string equal $outdir [temporaryDirectory]]} {
		    variable filesExisted
		    FillFilesExisted
		    set filename [file tail $filename]
		    if {[lsearch -exact $filesExisted $filename] == -1} {
			lappend filesExisted $filename
		    }
		}
	    }
	}
	return $errorChannel
    }

			one of $values"
	    }
	    1 {
		return [lindex $match 0]
	    }
	    default {
		# Exact match trumps ambiguity
		if {[lsearch -exact $match $option] >= 0} {
		    return $option
		}
		set values [join [lrange $match 0 end-1] ", "]
		append values ", or [lindex $match end]"
		return -code error "ambiguous option $option:\
			could match $values"
	    }
	}
    }

    proc EstablishAutoConfigureTraces {} {
	variable OptionControlledVariables
	foreach varName [concat $OptionControlledVariables Option] {
	    variable $varName

	    trace variable $varName r [namespace code {ProcessCmdLineArgs ;#}]
	}
    }

    proc RemoveAutoConfigureTraces {} {
	variable OptionControlledVariables
	foreach varName [concat $OptionControlledVariables Option] {
	    variable $varName
	    foreach pair [trace vinfo $varName] {
		foreach {op cmd} $pair break
		if {[string equal r $op]
			&& [string match *ProcessCmdLineArgs* $cmd]} {
		    trace vdelete $varName $op $cmd
		}
	    }
	}
	# Once the traces are removed, this can become a no-op
	proc RemoveAutoConfigureTraces {} {}
    }

	foreach c $Option(-constraints) {
	    testConstraint $c 1
	}
    }
    Option -constraints {} {
	Do not skip the listed constraints listed in -constraints.
    } AcceptList
    trace variable Option(-constraints) w \
	    [namespace code {SetSelectedConstraints ;#}]

    # Don't run only the "-constraint" specified tests by default
    proc ClearUnselectedConstraints args {
	variable Option
	variable testConstraints
	if {!$Option(-limitconstraints)} {return}
	foreach c [array names testConstraints] {
	    if {[lsearch -exact $Option(-constraints) $c] == -1} {
		testConstraint $c 0
	    }
	}
    }
    Option -limitconstraints 0 {
	whether to run only tests with the constraints
    } AcceptBoolean limitConstraints 
    trace variable Option(-limitconstraints) w \
	    [namespace code {ClearUnselectedConstraints ;#}]

    # A test application has to know how to load the tested commands
    # into the interpreter.
    Option -load {} {
	Specifies the script to load the tested commands.
    } AcceptScript loadScript

    # Default is to run each test file in a separate process
    Option -singleproc 0 {
	whether to run all tests in one process
    } AcceptBoolean singleProcess 

    proc AcceptTemporaryDirectory { directory } {
	set directory [AcceptAbsolutePath $directory]
	if {![file exists $directory]} {
	    file mkdir $directory
	}
	set directory [AcceptDirectory $directory]
	if {![file writable $directory]} {
	    if {[string equal [workingDirectory] $directory]} {
		# Special exception: accept the default value
		# even if the directory is not writable
		return $directory
	    }
	    return -code error "\"$directory\" is not writeable"
	}
	return $directory
    }

    # Directory where files should be created
    Option -tmpdir [workingDirectory] {
	Save temporary files in the specified directory.
    } AcceptTemporaryDirectory temporaryDirectory
    trace variable Option(-tmpdir) w \
	    [namespace code {normalizePath Option(-tmpdir) ;#}]

    # Tests should not rely on the current working directory.
    # Files that are part of the test suite should be accessed relative
    # to [testsDirectory]
    Option -testdir [workingDirectory] {
	Search tests in the specified directory.
    } AcceptDirectory testsDirectory
    trace variable Option(-testdir) w \
	    [namespace code {normalizePath Option(-testdir) ;#}]

    proc AcceptLoadFile { file } {
	if {[string equal "" $file]} {return $file}
	set file [file join [temporaryDirectory] $file]
	return [AcceptReadable $file]
    }
    proc ReadLoadScript {args} {
	variable Option
	if {[string equal "" $Option(-loadfile)]} {return}
	set tmp [open $Option(-loadfile) r]
	loadScript [read $tmp]
	close $tmp
    }
    Option -loadfile {} {
	Read the script to load the tested commands from the specified file.
    } AcceptLoadFile loadFile
    trace variable Option(-loadfile) w [namespace code ReadLoadScript]

    proc AcceptOutFile { file } {
	if {[string equal stderr $file]} {return $file}
	if {[string equal stdout $file]} {return $file}
	return [file join [temporaryDirectory] $file]
    }

    # output goes to stdout by default
    Option -outfile stdout {
	Send output from test runs to the specified file.
    } AcceptOutFile outputFile
    trace variable Option(-outfile) w \
	    [namespace code {outputChannel $Option(-outfile) ;#}]

    # errors go to stderr by default
    Option -errfile stderr {
	Send errors from test runs to the specified file.
    } AcceptOutFile errorFile
    trace variable Option(-errfile) w \
	    [namespace code {errorChannel $Option(-errfile) ;#}]

    proc loadIntoSlaveInterpreter {slave args} {
	variable Version
	interp eval $slave [package ifneeded tcltest $Version]
	interp eval $slave "tcltest::configure {*}{$args}"
	interp alias $slave ::tcltest::ReportToMaster \

#     None.
#

proc tcltest::DebugPArray {level arrayvar} {
    variable debug

    if {$debug >= $level} {
	catch {upvar  $arrayvar $arrayvar}
	parray $arrayvar
    }
    return
}

# Define our own [parray] in ::tcltest that will inherit use of the [puts]
# defined in ::tcltest.  NOTE: Ought to construct with [info args] and

    if {[llength [info level 0]] == 2} {
	return $testConstraints($constraint)
    }
    # Check for boolean values
    if {[catch {expr {$value && $value}} msg]} {
	return -code error $msg
    }
    if {[limitConstraints] 
	    && [lsearch -exact $Option(-constraints) $constraint] == -1} {
	set value 0
    }
    set testConstraints($constraint) $value
}

# tcltest::interpreter --
#

#	None.

proc tcltest::interpreter { {interp ""} } {
    variable tcltest
    if {[llength [info level 0]] == 1} {
	return $tcltest
    }
    if {[string equal {} $interp]} {
	set tcltest {}
    } else {
	set tcltest $interp
    }
}

#####################################################################

# tcltest::AddToSkippedBecause --
#
#	Increments the variable used to track how many tests were

    } else {
	# Print up to 80 characters on the first line, including the
	# InitialMessage.
	set beginningIndex [string last " " [string range $errorMsg 0 \
		[expr {80 - $InitialMsgLen}]]]
	puts [errorChannel] [string range $errorMsg 0 $beginningIndex]

	while {![string equal end $beginningIndex]} {
	    puts -nonewline [errorChannel] \
		    [string repeat " " $InitialMsgLen]
	    if {($endingIndex - $beginningIndex)
		    < (80 - $InitialMsgLen)} {
		puts [errorChannel] [string trim \
			[string range $errorMsg $beginningIndex end]]
		break

# Side effects:
#	sets testConstraints($n2) to 0 if it's referenced but never
#       before used

proc tcltest::SafeFetch {n1 n2 op} {
    variable testConstraints
    DebugPuts 3 "entering SafeFetch $n1 $n2 $op"
    if {[string equal {} $n2]} {return}
    if {![info exists testConstraints($n2)]} {
	if {[catch {testConstraint $n2 [eval [ConstraintInitializer $n2]]}]} {
	    testConstraint $n2 0
	}
    }
}

    # Some tests can only be run if the installation came from a CD
    # image instead of a web image.  Some tests must be skipped if you
    # are running as root on Unix.  Other tests can only be run if you
    # are running as root on Unix.

    ConstraintInitializer root {expr \
	    {[string equal unix $::tcl_platform(platform)]
	    && ([string equal root $::tcl_platform(user)]
		|| [string equal "" $::tcl_platform(user)])}}
    ConstraintInitializer notRoot {expr {![testConstraint root]}}

    # Set nonBlockFiles constraint: 1 means this platform supports
    # setting files into nonblocking mode.

    ConstraintInitializer nonBlockFiles {
	    set code [expr {[catch {set f [open defs r]}] 
		    || [catch {fconfigure $f -blocking off}]}]
	    catch {close $f}
	    set code
    }

    # Set asyncPipeClose constraint: 1 means this platform supports
    # async flush and async close on a pipe.
    #

    ConstraintInitializer eformat {string equal [format %g 5e-5] 5e-05}

    # Test to see if execed commands such as cat, echo, rm and so forth
    # are present on this machine.

    ConstraintInitializer unixExecs {
	set code 1
        if {[string equal macintosh $::tcl_platform(platform)]} {
	    set code 0
        }
        if {[string equal windows $::tcl_platform(platform)]} {
	    if {[catch {
	        set file _tcl_test_remove_me.txt
	        makeFile {hello} $file
	    }]} {
	        set code 0
	    } elseif {
	        [catch {exec cat $file}] ||

	append msg "?-help? ?flag value? ... \n"
	append msg "Available flags (and valid input values) are:"

	set max 0
	set allOpts [concat -help [Configure]]
	foreach opt $allOpts {
	    set foo [Usage $opt]
	    foreach [list x type($opt) usage($opt)] $foo break
	    set line($opt) "  $opt $type($opt)  "
	    set length($opt) [string length $line($opt)]
	    if {$length($opt) > $max} {set max $length($opt)}
	}
	set rest [expr {72 - $max}]
	foreach opt $allOpts {
	    append msg \n$line($opt)

		append msg [string range $u 0 [expr {$break - 1}]]
		set u [string trim [string range $u $break end]]
		append msg \n[string repeat " " $max]
	    }
	    append msg $u
	}
	return $msg\n
    } elseif {[string equal -help $option]} {
	return [list -help "" "Display this usage information."]
    } else {
	set type [lindex [info args $Verify($option)] 0]
	return [list $option $type $Usage($option)]
    }
}

#       flagArray
#
# Side effects:
#	None.

proc tcltest::ProcessFlags {flagArray} {
    # Process -help first
    if {[lsearch -exact $flagArray {-help}] != -1} {
	PrintUsageInfo
	exit 1
    }

    if {[llength $flagArray] == 0} {
	RemoveAutoConfigureTraces
    } else {
	set args $flagArray
	while {[llength $args]>1 && [catch {configure {*}$args} msg]} {

	    # Something went wrong parsing $args for tcltest options
	    # Check whether the problem is "unknown option"
	    if {[regexp {^unknown option (\S+):} $msg -> option]} {
		# Could be this is an option the Hook knows about
		set moreOptions [processCmdLineArgsAddFlagsHook]
		if {[lsearch -exact $moreOptions $option] == -1} {
		    # Nope.  Report the error, including additional options,
		    # but keep going
		    if {[llength $moreOptions]} {
			append msg ", "
			append msg [join [lrange $moreOptions 0 end-1] ", "]
			append msg "or [lindex $moreOptions end]"
		    }
		    Warn $msg
		}
	    } else {
		# error is something other than "unknown option"
		# notify user of the error; and exit
		puts [errorChannel] $msg
		exit 1
	    }

	    # To recover, find that unknown option and remove up to it.
	    # then retry
	    while {![string equal [lindex $args 0] $option]} {
		set args [lrange $args 2 end]
	    }
	    set args [lrange $args 2 end]
	}
	if {[llength $args] == 1} {
	    puts [errorChannel] \
		    "missing value for option [lindex $args 0]"

	    # Only the string to be printed is specified
	    append outData [lindex $args 0]\n
	    return
	    # return [Puts [lindex $args 0]]
	}
	2 {
	    # Either -nonewline or channelId has been specified
	    if {[string equal -nonewline [lindex $args 0]]} {
		append outData [lindex $args end]
		return
		# return [Puts -nonewline [lindex $args end]]
	    } else {
		set channel [lindex $args 0]
		set newline \n
	    }
	}
	3 {
	    if {[string equal -nonewline [lindex $args 0]]} {
		# Both -nonewline and channelId are specified, unless
		# it's an error.  -nonewline is supposed to be argv[0].
		set channel [lindex $args 1]
		set newline ""
	    }
	}
    }

    if {[info exists channel]} {
	if {[string equal $channel [[namespace parent]::outputChannel]]
		|| [string equal $channel stdout]} {
	    append outData [lindex $args end]$newline
	    return
	} elseif {[string equal $channel [[namespace parent]::errorChannel]]
		|| [string equal $channel stderr]} {
	    append errData [lindex $args end]$newline
	    return
	}
    }

    # If we haven't returned by now, we don't know how to handle the
    # input.  Let puts handle it.

        } else {
            # Take everything up to the end of the argList.
            set text $argList
            set word {}
            set argList {}
        }

        if {$token != {}} {
            # If we saw a word with quote before, then there is a
            # multi-word token starting with that word.  In this case,
            # add the text and the current word to this token.
            append token $text $word
        } else {
            # Add the text to the result.  There is no need to parse
            # the text because it couldn't be a part of any multi-word

    FillFilesExisted
    incr testLevel

    # Pre-define everything to null except output and errorOutput.  We
    # determine whether or not to trap output based on whether or not
    # these variables (output & errorOutput) are defined.
    foreach item {constraints setup cleanup body result returnCodes
	    match} {
	set $item {}
    }

    # Set the default match mode
    set match exact

    # Set the default match values for return codes (0 is the standard
    # expected return value if everything went well; 2 represents
    # 'return' being used in the test script).
    set returnCodes [list 0 2]

    # The old test format can't have a 3rd argument (constraints or
    # script) that starts with '-'.
    if {[string match -* [lindex $args 0]]
	    || ([llength $args] <= 1)} {
	if {[llength $args] == 1} {
	    set list [SubstArguments [lindex $args 0]]
	    foreach {element value} $list {
		set testAttributes($element) $value
	    }
	    foreach item {constraints match setup body cleanup \
		    result returnCodes output errorOutput} {
		if {[info exists testAttributes(-$item)]} {
		    set testAttributes(-$item) [uplevel 1 \
			    ::concat $testAttributes(-$item)]
		}
	    }
	} else {
	    array set testAttributes $args
	}

	set validFlags {-setup -cleanup -body -result -returnCodes \
		-match -output -errorOutput -constraints}

	foreach flag [array names testAttributes] {
	    if {[lsearch -exact $validFlags $flag] == -1} {
		incr testLevel -1
		set sorted [lsort $validFlags]
		set options [join [lrange $sorted 0 end-1] ", "]
		append options ", or [lindex $sorted end]"
		return -code error "bad option \"$flag\": must be $options"
	    }
	}

	# store whatever the user gave us
	foreach item [array names testAttributes] {
	    set [string trimleft $item "-"] $testAttributes($item)
	}

	# Check the values supplied for -match
	variable CustomMatch
	if {[lsearch [array names CustomMatch] $match] == -1} {
	    incr testLevel -1
	    set sorted [lsort [array names CustomMatch]]
	    set values [join [lrange $sorted 0 end-1] ", "]
	    append values ", or [lindex $sorted end]"
	    return -code error "bad -match value \"$match\":\
		    must be $values"
	}

	set command [list [namespace origin RunTest] $name $body]
	if {[info exists output] || [info exists errorOutput]} {
	    set testResult [uplevel 1 [list [namespace origin Eval] $command 0]]
	} else {
	    set testResult [uplevel 1 [list [namespace origin Eval] $command 1]]
	}
	foreach {actualAnswer returnCode} $testResult break
	if {$returnCode == 1} {
	    set errorInfo(body) $::errorInfo
	    set errorCode(body) $::errorCode
	}
    }

    # Always run the cleanup script

	    } else {
		set coreFailure 1
	    }
	
	    if {([preserveCore] > 1) && ($coreFailure)} {
		append coreMsg "\nMoving file to:\
		    [file join [temporaryDirectory] core-$name]"
		catch {file rename -force \
		    [file join [workingDirectory] core] \
		    [file join [temporaryDirectory] core-$name]
		} msg
		if {[string length $msg] > 0} {
		    append coreMsg "\nError:\
			Problem renaming core file: $msg"
		}
	    }
	}
    }

    # check if the return code matched the expected return code
    set codeFailure 0
    if {!$setupFailure && [lsearch -exact $returnCodes $returnCode] == -1} {
	set codeFailure 1
    }

    # If expected output/error strings exist, we have to compare
    # them.  If the comparison fails, then so did the test.
    set outputFailure 0
    variable outData

	    set testLine [dict get $testFrame line]
	} else {
	    set testFile [file normalize [uplevel 1 {info script}]]
	    if {[file readable $testFile]} {
		set testFd [open $testFile r]
		set testLine [expr {[lsearch -regexp \
			[split [read $testFd] "\n"] \
			"^\[ \t\]*test [string map {. \\.} $name] "]+1}]
		close $testFd
	    }
	}
	if {[info exists testLine]} {
	    puts [outputChannel] "$testFile:$testLine: error: test failed:\
		    $name [string trim $description]"
	}

	    4 { set msg "Test generated continue exception" }
	    default { set msg "Test generated exception" }
	}
	puts [outputChannel] "---- $msg; Return code was: $returnCode"
	puts [outputChannel] "---- Return code should have been\
		one of: $returnCodes"
	if {[IsVerbose error]} {
	    if {[info exists errorInfo(body)] && ([lsearch $returnCodes 1]<0)} {
		puts [outputChannel] "---- errorInfo: $errorInfo(body)"
		puts [outputChannel] "---- errorCode: $errorCode(body)"
	    }
	}
    }
    if {$outputFailure} {
	if {$outputCompare} {

    if {!$ok} {
	if {$testLevel == 1} {
	    incr numTests(Skipped)
	    DebugDo 1 {AddToSkippedBecause userSpecifiedNonMatch}
	}
	return 1
    }
    if {[string equal {} $constraints]} {
	# If we're limited to the listed constraints and there aren't
	# any listed, then we shouldn't run the test.
	if {[limitConstraints]} {
	    AddToSkippedBecause userSpecifiedLimitConstraint
	    if {$testLevel == 1} {
		incr numTests(Skipped)
	    }

    # workingDirectory that were not pre-existing, and associate them
    # with the test file that created them.

    if {!$calledFromAllFile} {
	foreach file $filesMade {
	    if {[file exists $file]} {
		DebugDo 1 {Warn "cleanupTests deleting $file..."}
		catch {file delete -force $file}
	    }
	}
	set currentFiles {}
	foreach file [glob -nocomplain \
		-directory [temporaryDirectory] *] {
	    lappend currentFiles [file tail $file]
	}
	set newFiles {}
	foreach file $currentFiles {
	    if {[lsearch -exact $filesExisted $file] == -1} {
		lappend newFiles $file
	    }
	}
	set filesExisted $currentFiles
	if {[llength $newFiles] > 0} {
	    set createdNewFiles($testFileName) $newFiles
	}

	}
    } else {

	# if we're deferring stat-reporting until all files are sourced,
	# then add current file to failFile list if any tests in this
	# file failed

	if {$currentFailure \
		&& ([lsearch -exact $failFiles $testFileName] == -1)} {
	    lappend failFiles $testFileName
	}
	set currentFailure false

	# restore the environment to the state it was in before this package
	# was loaded

	if {[file exists [file join [workingDirectory] core]]} {
	    if {[preserveCore] > 1} {
		puts "rename core file (> 1)"
		puts [outputChannel] "produced core file! \
			Moving file to: \
			[file join [temporaryDirectory] core-$testFileName]"
		catch {file rename -force \
			[file join [workingDirectory] core] \
			[file join [temporaryDirectory] core-$testFileName]
		} msg
		if {[string length $msg] > 0} {
		    PrintError "Problem renaming file: $msg"
		}
	    } else {
		# Print a message if there is a core file and (1) there
		# previously wasn't one or (2) the new one is different
		# from the old one.

	    set skipFileList [concat $skipFileList \
		    [glob -directory $directory -types {b c f p s} \
		    -nocomplain -- $skip]]
	}

	# Add to result list all files in match list and not in skip list
	foreach file $matchFileList {
	    if {[lsearch -exact $skipFileList $file] == -1} {
		lappend matchingFiles $file
	    }
	}
    }

    if {[llength $matchingFiles] == 0} {
	PrintError "No test files remain after applying your match and\

    # Now step through the matching directories, prune out the skipped ones
    # as you go.
    set matchDirs [list]
    foreach pattern [matchDirectories] {
	foreach path [glob -directory $rootdir -types d -nocomplain -- \
		$pattern] {
	    if {[lsearch -exact $skipDirs $path] == -1} {
		set matchDirs [concat $matchDirs [GetMatchingDirectories $path]]
		if {[file exists [file join $path all.tcl]]} {
		    lappend matchDirs $path
		}
	    }
	}
    }

    puts [outputChannel] "Tests located in:  [testsDirectory]"
    puts [outputChannel] "Tests running in:  [workingDirectory]"
    puts [outputChannel] "Temporary files stored in\
	    [temporaryDirectory]"

    # [file system] first available in Tcl 8.4
    if {![catch {file system [testsDirectory]} result]
	    && ![string equal native [lindex $result 0]]} {
	# If we aren't running in the native filesystem, then we must
	# run the tests in a single process (via 'source'), because
	# trying to run then via a pipe will fail since the files don't
	# really exist.
	singleProcess 1
    }

	    uplevel 1 [list ::source $file]
	} else {
	    # Pass along our configuration to the child processes.
	    # EXCEPT for the -outfile, because the parent process
	    # needs to read and process output of children.
	    set childargv [list]
	    foreach opt [Configure] {
		if {[string equal $opt -outfile]} {continue}
		set value [Configure $opt]
		# Don't bother passing default configuration options
		if {[string equal $value $DefaultValue($opt)]} {
			continue
		}
		lappend childargv $opt $value
	    }
	    set cmd [linsert $childargv 0 | $shell $file]
	    if {[catch {
		incr numTestFiles

# Results
#     none
#
# Side Effects:
#     none.

proc tcltest::loadTestedCommands {} {
    variable l
    if {[string equal {} [loadScript]]} {
	return
    }

    return [uplevel 1 [loadScript]]
}

# tcltest::saveState --
#
#	Save information regarding what procs and variables exist.
#

#
# Side effects:
#	None.

proc tcltest::restoreState {} {
    variable saveState
    foreach p [uplevel 1 {::info procs}] {
	if {([lsearch [lindex $saveState 0] $p] < 0)
		&& ![string equal [namespace current]::$p \
		[uplevel 1 [list ::namespace origin $p]]]} {

	    DebugPuts 2 "[lindex [info level 0] 0]: Removing proc $p"
	    uplevel 1 [list ::catch [list ::rename $p {}]]
	}
    }
    foreach p [uplevel 1 {::info vars}] {
	if {[lsearch [lindex $saveState 1] $p] < 0} {
	    DebugPuts 2 "[lindex [info level 0] 0]:\
		    Removing variable $p"
	    uplevel 1 [list ::catch [list ::unset $p]]
	}
    }
    return
}

    set fullName [file join $directory $name]

    DebugPuts 3 "[lindex [info level 0] 0]:\
	     putting ``$contents'' into $fullName"

    set fd [open $fullName w]
    fconfigure $fd -translation lf
    if {[string equal [string index $contents end] \n]} {
	puts -nonewline $fd $contents
    } else {
	puts $fd $contents
    }
    close $fd

    if {[lsearch -exact $filesMade $fullName] == -1} {
	lappend filesMade $fullName
    }
    return $fullName
}

# tcltest::removeFile --
#

	}
    } 
    if {![file isfile $fullName]} {
	DebugDo 1 {
	    Warn "removeFile removing \"$fullName\":\n  not a file"
	}
    }
    return [file delete $fullName]
}

# tcltest::makeDirectory --
#
# Create a new dir with the name <name>.
#
# If this dir hasn't been created via makeDirectory since the last time

    FillFilesExisted
    if {[llength [info level 0]] == 2} {
	set directory [temporaryDirectory]
    }
    set fullName [file join $directory $name]
    DebugPuts 3 "[lindex [info level 0] 0]: creating $fullName"
    file mkdir $fullName
    if {[lsearch -exact $filesMade $fullName] == -1} {
	lappend filesMade $fullName
    }
    return $fullName
}

# tcltest::removeDirectory --
#

	}
    } 
    if {![file isdirectory $fullName]} {
	DebugDo 1 {
	    Warn "removeDirectory removing \"$fullName\":\n  not a directory"
	}
    }
    return [file delete -force $fullName]
}

# tcltest::viewFile --
#
#	reads the content of a file and returns it
#
# Arguments:

proc tcltest::LeakFiles {old} {
    if {[catch {testchannel open} new]} {
	return {}
    }
    set leak {}
    foreach p $new {
	if {[lsearch $old $p] < 0} {
	    lappend leak $p
	}
    }
    return $leak
}

#

#	Returns the number of existing threads.
#
# Side Effects:
#       none.
#

proc tcltest::threadReap {} {
    if {[info commands testthread] != {}} {

	# testthread built into tcltest

	testthread errorproc ThreadNullError
	while {[llength [testthread names]] > 1} {
	    foreach tid [testthread names] {
		if {$tid != [mainThread]} {
		    catch {
			testthread send -async $tid {testthread exit}
		    }
		}
	    }
	    ## Enter a bit a sleep to give the threads enough breathing
	    ## room to kill themselves off, otherwise the end up with a
	    ## massive queue of repeated events
	    after 1
	}
	testthread errorproc ThreadError
	return [llength [testthread names]]
    } elseif {[info commands thread::id] != {}} {
	
	# Thread extension

	thread::errorproc ThreadNullError
	while {[llength [thread::names]] > 1} {
	    foreach tid [thread::names] {
		if {$tid != [mainThread]} {

namespace eval tcltest {
    # Define initializers for all the built-in contraint definitions
    DefineConstraintInitializers

    # Set up the constraints in the testConstraints array to be lazily
    # initialized by a registered initializer, or by "false" if no
    # initializer is registered.
    trace variable testConstraints r [namespace code SafeFetch]

    # Only initialize constraints at package load time if an
    # [initConstraintsHook] has been pre-defined.  This is only
    # for compatibility support.  The modern way to add a custom
    # test constraint is to just call the [testConstraint] command
    # straight away, without all this "hook" nonsense.
    if {[string equal [namespace current] \
	    [namespace qualifiers [namespace which initConstraintsHook]]]} {
	InitConstraints
    } else {
	proc initConstraintsHook {} {}
    }

    # Define the standard match commands
    customMatch exact	[list string equal]

    }
    if {[info exists ::env(TCLTEST_OPTIONS)]} {
	ConfigureFromEnvironment
    }

    proc LoadTimeCmdLineArgParsingRequired {} {
	set required false
	if {[info exists ::argv] && [lsearch -exact $::argv -help] != -1} {
	    # The command line asks for -help, so give it (and exit)
	    # right now.  ([configure] does not process -help)
	    set required true
	}
	foreach hook { PrintUsageInfoHook processCmdLineArgsHook
			processCmdLineArgsAddFlagsHook } {
	    if {[string equal [namespace current] [namespace qualifiers \
		    [namespace which $hook]]]} {
		set required true
	    } else {
		proc $hook args {}
	    }
	}
	return $required
    }

    # The regex pattern a file name has to match to make it a Tcl Module.

    set pkgpattern {^([_[:alpha:]][:_[:alnum:]]*)-([[:digit:]].*)[.]tm$}

    # Export the public API

    namespace export path
    namespace ensemble create -command path -subcommand {add remove list}
}

# ::tcl::tm::path implementations --
#
#	Public API to the module path. See specification.
#
# Arguments

			"[::list package provide $pkgname $pkgversion];[::list source -encoding utf-8 $file]"

		    # We abort in this unknown handler only if we got a
		    # satisfying candidate for the requested package.
		    # Otherwise we still have to fallback to the regular
		    # package search to complete the processing.

		    if {
			($pkgname eq $name) &&
			[package vsatisfies $pkgversion {*}$args]
		    } then {
			set satisfied 1

			# We do not abort the loop, and keep adding provide
			# scripts for every candidate in the directory, just
			# remember to not fall back to the regular search
			# anymore.
		    }

# Results
#	No result.
#
# Sideeffects
#	Calls 'path add' to paths to the list of module search paths.

proc ::tcl::tm::roots {paths} {
    foreach {major minor} [split [info tclversion] .] break
    foreach pa $paths {
	set p [file join $pa tcl$major]
	for {set n $minor} {$n >= 0} {incr n -1} {
	    set px [file join $p ${major}.${n}]
	    if {![interp issafe]} {set px [file normalize $px]}
	    path add $px
	}

# Arguments:
# str -		String to search.
# start -	Index into string specifying starting point.

proc tcl_wordBreakAfter {str start} {
    variable ::tcl::WordBreakRE
    set result {-1 -1}
    regexp -indices -start $start $WordBreakRE(after) $str result
    return [lindex $result 1]
}

# tcl_wordBreakBefore --
#
# This procedure returns the index of the first word boundary before the
# starting point in the given string, or -1 if there are no more boundaries in
# the given string. The index returned refers to the second character of the
# pair that comprises a boundary.
#
# Arguments:
# str -		String to search.
# start -	Index into string specifying starting point.

proc tcl_wordBreakBefore {str start} {
    variable ::tcl::WordBreakRE
    set result {-1 -1}
    regexp -indices $WordBreakRE(before) [string range $str 0 $start] result
    return [lindex $result 1]
}

# tcl_endOfWord --
#
# This procedure returns the index of the first end-of-word location after a
# starting index in the given string. An end-of-word location is defined to be
# the first whitespace character following the first non-whitespace character
# after the starting point. Returns -1 if there are no more words after the
# starting point.
#
# Arguments:
# str -		String to search.
# start -	Index into string specifying starting point.

proc tcl_endOfWord {str start} {
    variable ::tcl::WordBreakRE
    set result {-1 -1}
    regexp -indices -start $start $WordBreakRE(end) $str result
    return [lindex $result 1]
}

# tcl_startOfNextWord --
#
# This procedure returns the index of the first start-of-word location after a
# starting index in the given string. A start-of-word location is defined to
# be a non-whitespace character following a whitespace character. Returns -1
# if there are no more start-of-word locations after the starting point.
#
# Arguments:
# str -		String to search.
# start -	Index into string specifying starting point.

proc tcl_startOfNextWord {str start} {
    variable ::tcl::WordBreakRE
    set result {-1 -1}
    regexp -indices -start $start $WordBreakRE(next) $str result
    return [lindex $result 1]
}

# tcl_startOfPreviousWord --
#
# This procedure returns the index of the first start-of-word location before
# a starting index in the given string.
#
# Arguments:
# str -		String to search.
# start -	Index into string specifying starting point.

proc tcl_startOfPreviousWord {str start} {
    variable ::tcl::WordBreakRE
    set word {-1 -1}
    regexp -indices $WordBreakRE(previous) [string range $str 0 $start-1] \
	    result word
    return [lindex $word 0]
}

# This file tests the AssocData facility of Tcl
#
# This file contains a collection of tests for one or more of the Tcl
# built-in commands.  Sourcing this file into Tcl runs the tests and
# generates output for errors.  No output means no errors were found.
#
# Copyright (c) 1991-1994 The Regents of the University of California.
# Copyright (c) 1994 Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest
    namespace import -force ::tcltest::*
}

::tcltest::loadTestedCommands
catch [list package require -exact Tcltest [info patchlevel]]

testConstraint testgetassocdata [llength [info commands testgetassocdata]]
testConstraint testsetassocdata [llength [info commands testsetassocdata]]
testConstraint testdelassocdata [llength [info commands testdelassocdata]]

   testdelassocdata 123
} ""
test assocd-3.3 {testing deleting assoc data} testdelassocdata {
   list [catch {testdelassocdata nonexistent} msg] $msg
} {0 {}}

# cleanup
::tcltest::cleanupTests
return

# Copyright (c) 1997 Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

package require tcltest 2
namespace import -force ::tcltest::*

::tcltest::loadTestedCommands
catch [list package require -exact Tcltest [info patchlevel]]

testConstraint testevalex [llength [info commands testevalex]]
testConstraint testcmdtoken [llength [info commands testcmdtoken]]
testConstraint testcreatecommand [llength [info commands testcreatecommand]]
testConstraint exec [llength [info commands exec]]

catch {namespace delete test_ns_basic}
catch {interp delete test_interp}
catch {rename p ""}
catch {rename q ""}
catch {rename cmd ""}
catch {unset x}

test basic-1.1 {Tcl_CreateInterp, creates interp's global namespace} {
    catch {interp delete test_interp}
    interp create test_interp
    interp eval test_interp {
        namespace eval test_ns_basic {
            proc p {} {

test basic-19.1 {Tcl_SetCommandInfo} {emptyTest} {
} {}

test basic-20.1 {Tcl_GetCommandInfo, names for commands created inside namespaces} {testcmdtoken} {
    catch {namespace delete {*}[namespace children :: test_ns_*]}
    catch {rename p ""}
    catch {rename q ""}
    catch {unset x}
    set x [namespace eval test_ns_basic::test_ns_basic2 {
        # the following creates a cmd in the global namespace
        testcmdtoken create p
    }]
    list [testcmdtoken name $x] \
         [rename ::p q] \
         [testcmdtoken name $x]

} {::foreach ::test_ns_basic3::q ::test_ns_basic3::p ::test_ns_basic3::cmd1 ::test_ns_basic2::cmd2}

test basic-23.1 {Tcl_DeleteCommand} {emptyTest} {
} {}

test basic-24.1 {Tcl_DeleteCommandFromToken, invalidate all compiled code if cmd has compile proc} {
    catch {interp delete test_interp}
    catch {unset x}
    interp create test_interp
    interp eval test_interp {
        proc useSet {} {
            return [set a 123]
        }
    }
    set x [interp eval test_interp {useSet}]

    set fName [makeFile {} test1]
} -body {
    # If object isn't preserved, errorInfo would be set to
    # "foo\n    while executing\n\"garbage bytes\"" because the object's
    # string would have been freed, leaving garbage bytes for the error
    # message.
    set f [open $fName w]
    fileevent $f writable "fileevent $f writable {}; error foo"
    set x {}
    vwait x
    close $f
    set x
} -cleanup {
    removeFile test1
    interp bgerror {} $handler

test basic-45.1 {Tcl_SetRecursionLimit: see interp.test} {emptyTest} {
} {}

test basic-46.1 {Tcl_AllowExceptions: exception return not allowed} {stdio} {
    catch {close $f}
    set res [catch {
	set f [open |[list [interpreter]] w+]
	fconfigure $f -buffering line
	puts $f {fconfigure stdout -buffering line}
	puts $f continue
	puts $f {puts $::errorInfo}
	puts $f {puts DONE}
	set newMsg {}
	set msg {}
	while {$newMsg != "DONE"} {
	    set newMsg [gets $f]

catch {namespace delete {*}[namespace children :: test_ns_*]}
catch {namespace delete george}
catch {interp delete test_interp}
catch {rename p ""}
catch {rename q ""}
catch {rename cmd ""}
catch {rename value:at: ""}
catch {unset x}
::tcltest::cleanupTests
return

# Copyright (c) 1993 The Regents of the University of California.
# Copyright (c) 1994-1996 Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest 2
    namespace import -force ::tcltest::*
}

::tcltest::loadTestedCommands
catch [list package require -exact Tcltest [info patchlevel]]

testConstraint testcmdinfo  [llength [info commands testcmdinfo]]
testConstraint testcmdtoken [llength [info commands testcmdtoken]]

    rename cmdInfoNs1::cmdInfoNs2::testCmd newTestCmd2
    lappend y {*}[testcmdtoken name $x]
} {testCmd ::cmdInfoNs1::cmdInfoNs2::testCmd newTestCmd2 ::newTestCmd2}

# cleanup
catch {namespace delete cmdInfoNs1::cmdInfoNs2 cmdInfoNs1}
catch {rename x1 ""}
::tcltest::cleanupTests
return

# Local Variables:
# mode: tcl
# End:

# Commands covered:  none
#
# This file contains a collection of tests for Tcl_CallWhenDeleted.
# Sourcing this file into Tcl runs the tests and generates output for
# errors.  No output means no errors were found.
#
# Copyright (c) 1993 The Regents of the University of California.
# Copyright (c) 1994 Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest
    namespace import -force ::tcltest::*
}

::tcltest::loadTestedCommands
catch [list package require -exact Tcltest [info patchlevel]]

testConstraint testdcall [llength [info commands testdcall]]

test dcall-1.1 {deletion callbacks} testdcall {

    lsort -increasing [testdcall 20 21 22 -21]
} {20 22}
test dcall-1.6 {deletion callbacks} testdcall {
    lsort -increasing [testdcall 20 21 22 -21 -22 -20]
} {}

# cleanup
::tcltest::cleanupTests
return

# Copyright (c) 1991-1994 The Regents of the University of California.
# Copyright (c) 1994-1997 Sun Microsystems, Inc.
# Copyright (c) 1998-2000 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest 2.1
    namespace import -force ::tcltest::*
}

::tcltest::loadTestedCommands
catch [list package require -exact Tcltest [info patchlevel]]

testConstraint testexprlong   [llength [info commands testexprlong]]
testConstraint testexprdouble [llength [info commands testexprdouble]]
testConstraint testexprstring [llength [info commands testexprstring]]

test expr-old-1.47 {integer operators} {expr 36%-5} -4
test expr-old-1.48 {integer operators} {expr -36/-5} 7
test expr-old-1.49 {integer operators} {expr -36%-5} -1
test expr-old-1.50 {integer operators} {expr +36} 36
test expr-old-1.51 {integer operators} {expr +--++36} 36
test expr-old-1.52 {integer operators} {expr +36%+5} 1
test expr-old-1.53 {integer operators} {
    catch {unset x}
    set x yes
    list [expr {1 && $x}] [expr {$x && 1}] \
         [expr {0 || $x}] [expr {$x || 0}]
} {1 1 1 1}

# Check the floating-point operators individually, along with
# automatic conversion to integers where needed.

test expr-old-23.3 {double quotes} {
    set b2 xyx
    expr {"$b2$b2$b2.[set b2].[set b2]"}
} xyxxyxxyx.xyx.xyx
test expr-old-23.4 {double quotes} {expr {"11\}\}22"}} 11}}22
test expr-old-23.5 {double quotes} {expr {"\*bc"}} {*bc}
test expr-old-23.6 {double quotes} {
    catch {unset bogus__}
    list [catch {expr {"$bogus__"}} msg] $msg
} {1 {can't read "bogus__": no such variable}}
test expr-old-23.7 {double quotes} {
    list [catch {expr {"a[error Testing]bc"}} msg] $msg
} {1 Testing}
test expr-old-23.8 {double quotes} {
    list [catch {expr {"12398712938788234-1298379" != ""}} msg] $msg

} {1 {can't use non-numeric string "a" as operand of "+"}}
test expr-old-26.2 {error conditions} -body {
    expr 2+4*
} -returnCodes error -match glob -result *
test expr-old-26.3 {error conditions} -body {
    expr 2+4*(
} -returnCodes error -match glob -result *
catch {unset _non_existent_}
test expr-old-26.4 {error conditions} {
    list [catch {expr 2+$_non_existent_} msg] $msg
} {1 {can't read "_non_existent_": no such variable}}
set a xx
test expr-old-26.5 {error conditions} {
    list [catch {expr {2+$a}} msg] $msg
} {1 {can't use non-numeric string "xx" as operand of "+"}}

    set a
} 1
test expr-old-27.4 {cancelled evaluation} {
    set a 1
    expr {1?2:[set a 2]}
    set a
} 1
catch {unset x}
test expr-old-27.5 {cancelled evaluation} {
    list [catch {expr {[info exists x] && $x}} msg] $msg
} {0 0}
test expr-old-27.6 {cancelled evaluation} {
    list [catch {expr {0 && [concat $x]}} msg] $msg
} {0 0}
test expr-old-27.7 {cancelled evaluation} {

	Tcl_Main: startup script - -encoding option
    } -constraints {
	stdio
    } -setup {
	set script [makeFile {} script]
	file delete $script
	set f [open $script w]
	fconfigure $f -encoding utf-8
	puts $f {puts [list $argv0 $argv $tcl_interactive]}
	puts -nonewline $f {puts [string equal \u20ac }
	puts $f "\u20ac]"
	close $f
	catch {set f [open "|[list [interpreter] -encoding utf-8 script]" r]}
    } -body {
	read $f
    } -cleanup {
	close $f
	removeFile script
    } -result [list script {} 0]\n1\n

    test Tcl_Main-1.8 {
	Tcl_Main: startup script - -encoding option - mismatched encodings
    } -constraints {
	stdio
    } -setup {
	set script [makeFile {} script]
	file delete $script
	set f [open $script w]
	fconfigure $f -encoding utf-8
	puts $f {puts [list $argv0 $argv $tcl_interactive]}
	puts -nonewline $f {puts [string equal \u20ac }
	puts $f "\u20ac]"
	close $f
	catch {set f [open "|[list [interpreter] -encoding ascii script]" r]}
    } -body {
	read $f
    } -cleanup {
	close $f
	removeFile script
    } -result [list script {} 0]\n0\n

    test Tcl_Main-1.9 {
	Tcl_Main: startup script - -encoding option - no abbrevation
    } -constraints {
	stdio
    } -setup {
	set script [makeFile {} script]
	file delete $script
	set f [open $script w]
	fconfigure $f -encoding utf-8
	puts $f {puts [list $argv0 $argv $tcl_interactive]}
	puts -nonewline $f {puts [string equal \u20ac }
	puts $f "\u20ac]"
	close $f
	catch {set f [open "|[list [interpreter] -enc utf-8 script]" r+]}
    } -body {
	type $f {

	Tcl_Main able to handle non-blocking stdin
    } -constraints {
	exec
    } -setup {
	catch {set f [open "|[list [interpreter]]" w+]}
    } -body {
	type $f {
	    fconfigure stdin -blocking 0
	    puts SUCCESS
	}
	list [catch {gets $f} line] $line
    } -cleanup {
	close $f
    } -result [list 0 SUCCESS]

    test Tcl_Main-5.3 {
	Tcl_Main handles stdin EOF in mid-command
    } -constraints {
	exec
    } -setup {
	catch {set f [open "|[list [interpreter]]" w+]}
	catch {fconfigure $f -blocking 0}
    } -body {
	type $f "fconfigure stdin -eofchar \\032
	    if 1 \{\n\032"
	variable wait
	fileevent $f readable \
		[list set [namespace which -variable wait] "child exit"]
	set id [after 2000 [list set [namespace which -variable wait] timeout]]
	vwait [namespace which -variable wait]
	after cancel $id
	set wait
    } -cleanup {
	if {[string equal timeout $wait] && [testConstraint unix]} {
	    exec kill [pid $f]
	}
	close $f
    } -result {child exit}

    test Tcl_Main-5.4 {
	Tcl_Main handles stdin EOF in mid-command
    } -constraints {
	exec
    } -setup {
	set cmd {makeFile "if 1 \{" script}
	catch {set f [open "|[list [interpreter]] < [list [eval $cmd]]" r]}
	catch {fconfigure $f -blocking 0}
    } -body {
	variable wait
	fileevent $f readable \
		[list set [namespace which -variable wait] "child exit"]
	set id [after 2000 [list set [namespace which -variable wait] timeout]]
	vwait [namespace which -variable wait]
	after cancel $id
	set wait
    } -cleanup {
	if {[string equal timeout $wait] && [testConstraint unix]} {
	    exec kill [pid $f]
	}
	close $f
	removeFile script
    } -result {child exit}

    test Tcl_Main-5.5 {

    test Tcl_Main-5.10 {
	Tcl_Main: exit main loop in mid-interactive command
    } -constraints {
	exec Tcltest
    } -setup {
	catch {set f [open "|[list [interpreter]]" w+]}
	catch {fconfigure $f -blocking 0}
    } -body {
	type $f "testsetmainloop
	         after 2000 testexitmainloop
	         puts \{1 2"
	after 4000
	type $f "3 4\}"
	set code1 [catch {gets $f} line1]

    test Tcl_Main-8.1 {
	StdinProc: handles non-blocking stdin
    } -constraints {
	exec Tcltest
    } -body {
	exec [interpreter] << {
		testsetmainloop
		fconfigure stdin -blocking 0
		testexitmainloop
	} >& result
	set f [open result]
	read $f
    } -cleanup {
	close $f
	file delete result

#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# Note that after running these tests, entries will be left behind in the
# message catalogs for locales foo, foo_BAR, and foo_BAR_baz.

package require Tcl 8.2-
if {[catch {package require tcltest 2}]} {
    puts stderr "Skipping tests in [info script].  tcltest 2 required."
    return
}
if {[catch {package require msgcat 1.5.0}]} {
    puts stderr "Skipping tests in [info script].  No msgcat 1.5.0 found to test."
    return

    foreach setVars [PowerSet $envVars] { 
	set result [string tolower [lindex $setVars 0]]
	if {[string length $result] == 0} {
	    if {[info exists ::tcl::mac::locale]} {
		set result [string tolower \
			[msgcat::ConvertLocale $::tcl::mac::locale]]
	    } else {
		if {([info sharedlibextension] == ".dll")
			&& ![catch {package require registry}]} {
		    # Windows and Cygwin have other ways to determine the
		    # locale when the environment variables are missing
		    # and the registry package is present
		    continue
		}
		set result c
	    }
	}
	test msgcat-0.$count [list \
	    locale initialization from environment variables $setVars \
	] -setup {
	    variable var
	    foreach var $envVars {
		catch {variable $var $::env($var)}
		catch {unset ::env($var)}
	    }
	    foreach var $setVars {
		set ::env($var) $var
	    }
	    interp create [namespace current]::i
	    i eval [list package ifneeded msgcat [package provide msgcat] \
		    [package ifneeded msgcat [package provide msgcat]]]
	    i eval package require msgcat
	} -cleanup {
	    interp delete [namespace current]::i
	    foreach var $envVars {
		catch {unset ::env($var)}
		catch {set ::env($var) [set [namespace current]::$var]}
	    }
	} -body {i eval msgcat::mclocale} -result $result
	incr count
    }
    catch {unset result}
    
    # Could add tests of initialization from Windows registry here.
    # Use a fake registry package.

    # Tests msgcat-1.*: [mclocale], [mcpreferences]

    test msgcat-1.3 {mclocale set, single element} -setup {

		mclocale $locale
	    } -body {
		mc $string
	    } -result $result($loc,$string)
	    incr count
	}
    }
    catch {unset result}

    # Tests msgcat-4.*: [mcunknown]

    test msgcat-4.2 {mcunknown, default} -setup {
	mcset foo unk1 "unknown 1"
	variable locale [mclocale]
	mclocale foo

    interp delete $::slave
    catch {rename ::noSuchCommand {}}
    set ::info
} global


test parse-9.1 {Tcl_LogCommandInfo, line numbers} testevalex {
    catch {unset x}
    list [catch {testevalex {for {} 1 {} {


	# asdf
	set x
    }}}] $::errorInfo
} {1 {can't read "x": no such variable

test parse-10.2 {Tcl_EvalTokens, backslash sequences} testevalex {
    testevalex {concat test\063\062test}
} {test32test}
test parse-10.3 {Tcl_EvalTokens, nested commands} testevalex {
    testevalex {concat [expr 2 + 6]}
} {8}
test parse-10.4 {Tcl_EvalTokens, nested commands} testevalex {
    catch {unset a}
    list [catch {testevalex {concat xxx[expr $a]}} msg] $msg
} {1 {can't read "a": no such variable}}
test parse-10.5 {Tcl_EvalTokens, simple variables} testevalex {
    set a hello
    testevalex {concat $a}
} {hello}
test parse-10.6 {Tcl_EvalTokens, array variables} testevalex {
    catch {unset a}
    set a(12) 46
    testevalex {concat $a(12)}
} {46}
test parse-10.7 {Tcl_EvalTokens, array variables} testevalex {
    catch {unset a}
    set a(12) 46
    testevalex {concat $a(1[expr 3 - 1])}
} {46}
test parse-10.8 {Tcl_EvalTokens, array variables} testevalex {
    catch {unset a}
    list [catch {testevalex {concat $x($a)}} msg] $msg
} {1 {can't read "a": no such variable}}
test parse-10.9 {Tcl_EvalTokens, array variables} testevalex {
    catch {unset a}
    list [catch {testevalex {concat xyz$a(1)}} msg] $msg
} {1 {can't read "a(1)": no such variable}}
test parse-10.10 {Tcl_EvalTokens, object values} testevalex {
    set a 123
    testevalex {concat $a}
} {123}
test parse-10.11 {Tcl_EvalTokens, object values} testevalex {

} -body {
    x
} -result {321 777}
test parse-11.2 {Tcl_EvalEx, error while parsing} testevalex {
    list [catch {testevalex {concat "abc}} msg] $msg
} {1 {missing "}}
test parse-11.3 {Tcl_EvalEx, error while collecting words} testevalex {
    catch {unset a}
    list [catch {testevalex {concat xyz $a}} msg] $msg
} {1 {can't read "a": no such variable}}
test parse-11.4 {Tcl_EvalEx, error in Tcl_EvalObjv call} testevalex {
    catch {unset a}
    list [catch {testevalex {_bogus_ a b c d}} msg] $msg
} {1 {invalid command name "_bogus_"}}
test parse-11.5 {Tcl_EvalEx, exceptional return} testevalex {
    list [catch {testevalex {break}} msg] $msg
} {3 {}}
test parse-11.6 {Tcl_EvalEx, freeing memory} testevalex {
    testevalex {concat a b c d e f g h i j k l m n o p q r s t u v w x y z}
} {a b c d e f g h i j k l m n o p q r s t u v w x y z}
test parse-11.7 {Tcl_EvalEx, multiple commands in script} testevalex {
    list [testevalex {set a b; set c d}] $a $c
} {d b d}
test parse-11.8 {Tcl_EvalEx, multiple commands in script} testevalex {
    list [testevalex {
	set a b
	set c d
    }] $a $c
} {d b d}
test parse-11.9 {Tcl_EvalEx, freeing memory after error} testevalex {
    catch {unset a}
    list [catch {testevalex {concat a b c d e f g h i j k l m n o p q r s t u v w x y z $a}} msg] $msg
} {1 {can't read "a": no such variable}}
test parse-11.10 {Tcl_EvalTokens, empty commands} testevalex {
    testevalex {concat xyz;   }
} {xyz}
test parse-11.11 {Tcl_EvalTokens, empty commands} testevalex {
    testevalex "concat abc; ; # this is a comment\n"

test parse-13.2 {Tcl_ParseVar procedure, no variable name} testparsevar {
    testparsevar {$}
} {{$} {}}
test parse-13.3 {Tcl_ParseVar procedure, no variable name} testparsevar {
    testparsevar {$.123}
} {{$} .123}
test parse-13.4 {Tcl_ParseVar procedure, error looking up variable} testparsevar {
    catch {unset abc}
    list [catch {testparsevar {$abc}} msg] $msg
} {1 {can't read "abc": no such variable}}
test parse-13.5 {Tcl_ParseVar procedure, error looking up variable} testparsevar {
    catch {unset abc}
    list [catch {testparsevar {$abc([bogus x y z])}} msg] $msg
} {1 {invalid command name "bogus"}}

test parse-14.1 {Tcl_ParseBraces procedure, computing string length} testparser {
    testparser [bytestring "foo\0 bar"] -1
} {- foo 1 simple foo 1 text foo 0 {}}
test parse-14.2 {Tcl_ParseBraces procedure, computing string length} testparser {

    testparser {\x12X} 4
} {- {\x12} 1 word {\x12} 1 backslash {\x12} 0 X}
test parse-20.12 {TclParseBackslash: truncated escape} testparser {
    testparser {\x12X} 5
} {- {\x12X} 1 word {\x12X} 2 backslash {\x12} 0 text X 0 {}}

test parse-21.0 {Bug 1884496} testevent {
    set ::script {set a [p]; return -level 0 $a}
    proc ::p {} {string first s $::script}
    testevent queue a head $::script
    update
} {}


cleanupTests
}

namespace delete ::tcl::test::parse
return

# This file contains a collection of tests for the procedures in the
# file tclCompExpr.c.  Sourcing this file into Tcl runs the tests and
# generates output for errors.  No output means no errors were found.
#
# Copyright (c) 1997 Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest 2
    namespace import -force ::tcltest::*
}

::tcltest::loadTestedCommands
catch [list package require -exact Tcltest [info patchlevel]]

# Note that the Tcl expression parser (tclCompExpr.c) does not check
# the semantic validity of the expressions it parses. It does not check,
# for example, that a math function actually exists, or that the operands

test parseExpr-22.18 {Bug 3401704} -constraints testexprparser -body {
    catch {testexprparser 0b02 -1} m o
    dict get $o -errorcode
} -result {TCL PARSE EXPR BADNUMBER BINARY}


# cleanup
::tcltest::cleanupTests
return

# Copyright (c) 1991-1993 The Regents of the University of California.
# Copyright (c) 1994-1996 Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest
    namespace import -force ::tcltest::*
}

::tcltest::loadTestedCommands
catch [list package require -exact Tcltest [info patchlevel]]

testConstraint testwordend [llength [info commands testwordend]]

# Save the argv value for restoration later

} a78b
test parseOld-5.5 {variable substitution} {catch {$_non_existent_} msg} 1
test parseOld-5.6 {variable substitution} {
    catch {$_non_existent_} msg
    set msg
} {can't read "_non_existent_": no such variable}
test parseOld-5.7 {array variable substitution} {
    catch {unset a}
    set a(xyz) 123
    set b $a(xyz)foo
    set b
} 123foo
test parseOld-5.8 {array variable substitution} {
    catch {unset a}
    set "a(x y z)" 123
    set b $a(x y z)foo
    set b
} 123foo
test parseOld-5.9 {array variable substitution} {
    catch {unset a}; catch {unset qqq}
    set "a(x y z)" qqq
    set $a([format x]\ y [format z]) foo
    set qqq
} foo
test parseOld-5.10 {array variable substitution} {
    catch {unset a}
    list [catch {set b $a(22)} msg] $msg
} {1 {can't read "a(22)": no such variable}}
test parseOld-5.11 {array variable substitution} {
    set b a$!
    set b
} {a$!}
test parseOld-5.12 {empty array name support} {
    list [catch {set b a$()} msg] $msg
} {1 {can't read "()": no such variable}}
catch {unset a}
test parseOld-5.13 {array variable substitution} {
    catch {unset a}
    set long {This is a very long variable, long enough to cause storage \
	allocation to occur in Tcl_ParseVar.  If that storage isn't getting \
	freed up correctly, then a core leak will occur when this test is \
	run.  This text is probably beginning to sound like drivel, but I've \
	run out of things to say and I need more characters still.}
    set a($long) 777
    set b $a($long)
    list $b [array names a]
} {777 {{This is a very long variable, long enough to cause storage \
	allocation to occur in Tcl_ParseVar.  If that storage isn't getting \
	freed up correctly, then a core leak will occur when this test is \
	run.  This text is probably beginning to sound like drivel, but I've \
	run out of things to say and I need more characters still.}}}
test parseOld-5.14 {array variable substitution} {
    catch {unset a}; catch {unset b}; catch {unset a1}
    set a1(22) foo
    set a(foo) bar
    set b $a($a1(22))
    set b
} bar
catch {unset a}; catch {unset a1}

test parseOld-7.1 {backslash substitution} {
    set a "\a\c\n\]\}"
    string length $a
} 5
test parseOld-7.2 {backslash substitution} {
    set a {\a\c\n\]\}}

# This file contains tests for the pkg_mkIndex command.
# Note that the tests are limited to Tcl scripts only, there are no shared
# libraries against which to test.
#
# Sourcing this file into Tcl runs the tests and generates output for errors.
# No output means no errors were found.
#
# Copyright (c) 1998-1999 by Scriptics Corporation.
# All rights reserved.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest 2
    namespace import -force ::tcltest::*
}

set fullPkgPath [makeDirectory pkg]

namespace eval pkgtest {
    # Namespace for procs we can discard
}

    set options ""

    set argc [llength $args]
    for {set iarg 0} {$iarg < $argc} {incr iarg} {
	set a [lindex $args $iarg]
	if {[regexp {^-} $a]} {
	    lappend options $a
	    if {[string compare -load $a] == 0} {
		incr iarg
		lappend options [lindex $args $iarg]
	    }
	} else {
	    break
	}
    }

    # create a slave interpreter, where we override "package ifneeded"

    set slave [interp create]
    if {[catch {
	$slave eval {
	    rename package package_original
	    proc package { args } {
		if {[string compare [lindex $args 0] ifneeded] == 0} {
		    set pkg [lindex $args 1]
		    set ver [lindex $args 2]
		    set ::PKGS($pkg:$ver) [lindex $args 3]
		} else {
		    return [package_original {*}$args]
		}
	    }

	    set P($k) $v
	}

	set PKGS ""
	foreach k [lsort [array names P]] {
	    lappend PKGS $k $P($k)
	}
    } err]} {
	set ei $::errorInfo
	set ec $::errorCode

	catch {interp delete $slave}

	error $ei $ec
    }

    interp delete $slave

# The file tests the tcl_platform variable
#
# This file contains a collection of tests for one or more of the Tcl
# built-in commands.  Sourcing this file into Tcl runs the tests and
# generates output for errors.  No output means no errors were found.
#
# Copyright (c) 1999 by Scriptics Corporation
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest



    namespace import -force ::tcltest::*

}


::tcltest::loadTestedCommands
catch [list package require -exact Tcltest [info patchlevel]]

testConstraint testCPUID [llength [info commands testcpuid]]

test platform-1.1 {TclpSetVariables: tcl_platform} {

	    [lindex $cpudata 3] \
	    [lindex $cpudata 2] 
    } \
    -match regexp \
    -result {^(?:AuthenticAMD|CentaurHauls|CyrixInstead|GenuineIntel)$}

# cleanup
::tcltest::cleanupTests



return

# Local Variables:
# mode: tcl
# End:

# This file tests the routines in tclResult.c.
#
# This file contains a collection of tests for one or more of the Tcl
# built-in commands.  Sourcing this file into Tcl runs the tests and
# generates output for errors.  No output means no errors were found.
#
# Copyright (c) 1997 by Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest 2
    namespace import -force ::tcltest::*
}

::tcltest::loadTestedCommands
catch [list package require -exact Tcltest [info patchlevel]]

# Some tests require the testsaveresult command

testConstraint testsaveresult      [llength [info commands testsaveresult]]

# Tests that the stack size is big enough for the application.
#
# This file contains a collection of tests for one or more of the Tcl
# built-in commands.  Sourcing this file into Tcl runs the tests and
# generates output for errors.  No output means no errors were found.
#
# Copyright (c) 1998-2000 Ajuba Solutions.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest 2
    namespace import -force ::tcltest::*
}

# Note that a failure in this test may result in a crash of the executable.

test stack-1.1 {maxNestingDepth reached on infinite recursion} -body {
    # do this in a sub process in case it segfaults
    exec [interpreter] << {
	proc recurse {} { recurse }

    i eval [list set argv [lrange $args 1 end]]
    i eval [list package ifneeded tcltest [package provide tcltest] \
	    [package ifneeded tcltest [package provide tcltest]]]
    i eval {proc exit args {}}

    # Need to capture output in msg

    set code [catch {i eval {source $argv0}} foo]
if $code {
#puts "$code: $foo\n$::errorInfo"
}
    i eval {close $tcltest::outputChannel}
    interp delete [namespace current]::i
    set f [open $of]
    set msg [read -nonewline $f]
    close $f
    set f [open $ef]
    set err [read -nonewline $f]
    close $f
    removeFile output
    removeFile error
    if {[string length $err]} {
	set code 1
	append msg \n$err
    }
    return $code

#    return [catch {uplevel 1 [linsert $args 0  exec [interpreter]]} msg]
}
test tcltest-2.0 {tcltest (verbose default - 'b')} {unixOrPc} {
    set result [slave msg test.tcl]
    list $result [regexp "Contents of test case" $msg] [regexp a-1.0 $msg] \
	    [regexp c-1.0 $msg] \
	    [regexp "Total.+4.+Passed.+1.+Skipped.+1.+Failed.+2" $msg]
} {0 1 0 0 1}

}
# Test non-writeable directories, non-readable directories with directory flags
set notReadableDir [file join [temporaryDirectory] notreadable]
set notWriteableDir [file join [temporaryDirectory] notwriteable]
makeDirectory notreadable
makeDirectory notwriteable
switch -- $::tcl_platform(platform) {
    "unix" {
	file attributes $notReadableDir -permissions 00333
	file attributes $notWriteableDir -permissions 00555
    }
    default {
	catch {file attributes $notWriteableDir -readonly 1}
	catch {testchmod 000 $notWriteableDir}
    }

	set ::tcltest::workingDirectory $old
	cd $current
    }
}

# clean up from directory testing

switch $::tcl_platform(platform) {
    "unix" {
	file attributes $notReadableDir -permissions 777
	file attributes $notWriteableDir -permissions 777
    }
    default {
	catch {testchmod 777 $notWriteableDir}
	catch {file attributes $notWriteableDir -readonly 0}
    }
}

file delete -force $notReadableDir $notWriteableDir
removeFile a.tcl
removeFile thisdirectoryisafile
removeDirectory normaldirectory

# -file, -notfile, [matchFiles], [skipFiles]
test tcltest-9.1 {-file d*.tcl} -constraints {unixOrPc} -setup {
    set old [testsDirectory]

	slave1 eval [list set argv {-debug 2}]
	slave1 alias puts puts
	interp create slave2
	slave2 alias puts puts
    } -cleanup {
	interp delete slave2
	interp delete slave1
	if {$oldoptions == "none"} {
	    unset ::env(TCLTEST_OPTIONS) 
	} else {
	    set ::env(TCLTEST_OPTIONS) $oldoptions
	}
    } -body {
	slave1 eval [package ifneeded tcltest [package provide tcltest]]
	slave1 eval tcltest::debug

    proc drainEventQueue {} {
	while {[set x [testthread event]]} {
	    #puts "WARNING: drained $x event(s) on main thread"
	}
    }

    testthread errorproc ThreadError

    set mainThread [testthread id]

    proc ThreadNullError {id info} {
	# ignore
    }

    proc threadReap {} {
	testthread errorproc ThreadNullError
	while {[llength [testthread names]] > 1} {
	    foreach tid [testthread names] {
		if {$tid != [testthread id]} {
		    catch {
			testthread send -async $tid {testthread exit}
		    }
		}
	    }
	    after 1
	}
	testthread errorproc ThreadError
	return [llength [testthread names]]
    }
}

# Some tests require manual draining of the event queue

testConstraint drainEventQueue [expr {[info commands drainEventQueue] != {}}]

test thread-1.3 {Tcl_ThreadObjCmd: initial thread list} {thread} {

    ::tcl::tm::path list
} -result {geode snarf foo}


proc genpaths {base} {
    # Normalizing picks up drive letters on windows [Bug 1053568]
    set base [file normalize $base]
    foreach {major minor} [split [info tclversion] .] break
    set results {}
    set base8 [file join $base tcl8]
    lappend results [file join $base8 site-tcl]
    for {set i 0} {$i <= 7} {incr i} {
	lappend results [file join $base8 8.$i]
    }
    set base [file join $base tcl$major]

# Commands covered:  trace
#
# This file contains a collection of tests for one or more of the Tcl
# built-in commands.  Sourcing this file into Tcl runs the tests and
# generates output for errors.  No output means no errors were found.
#
# Copyright (c) 1991-1993 The Regents of the University of California.
# Copyright (c) 1994 Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest
    namespace import -force ::tcltest::*
}

::tcltest::loadTestedCommands
catch [list package require -exact Tcltest [info patchlevel]]

testConstraint testcmdtrace [llength [info commands testcmdtrace]]
testConstraint testevalobjv [llength [info commands testevalobjv]]

# Used for constraining memory leak tests
testConstraint memory [llength [info commands memory]]

proc getbytes {} {
    set lines [split [memory info] "\n"]
    lindex [lindex $lines 3] 3
}

proc traceScalar {name1 name2 op} {
    global info
    set info [list $name1 $name2 $op [catch {uplevel set $name1} msg] $msg]
}
proc traceScalarAppend {name1 name2 op} {
    global info
    lappend info $name1 $name2 $op [catch {uplevel set $name1} msg] $msg
}
proc traceArray {name1 name2 op} {
    global info
    set info [list $name1 $name2 $op [catch {uplevel set [set name1]($name2)} msg] $msg]
}
proc traceArray2 {name1 name2 op} {
    global info
    set info [list $name1 $name2 $op]
}
proc traceProc {name1 name2 op} {
    global info

    error "trace returned error"
}
proc traceCheck {cmd args} {
    global info
    set info [list [catch $cmd msg] $msg]
}
proc traceCrtElement {value name1 name2 op} {
    uplevel set ${name1}($name2) $value
}
proc traceCommand {oldName newName op} {
    global info
    set info [list $oldName $newName $op]
}

test trace-0.0 {memory corruption in trace (Tcl Bug 484339)} {
    # You may need Purify or Electric Fence to reliably
    # see this one fail.
    catch {unset z}
    trace add variable z array {set z(foo) 1 ;#}
    set res "names: [array names z]"
    catch {unset ::z}
    trace variable ::z w {unset ::z; error "memory corruption";#}
    list [catch {set ::z 1} msg] $msg
} {1 {can't set "::z": memory corruption}}

# Read-tracing on variables

test trace-1.1 {trace variable reads} {
    catch {unset x}
    set info {}
    trace add variable x read traceScalar
    list [catch {set x} msg] $msg $info
} {1 {can't read "x": no such variable} {x {} read 1 {can't read "x": no such variable}}}
test trace-1.2 {trace variable reads} {
    catch {unset x}
    set x 123
    set info {}
    trace add variable x read traceScalar
    list [catch {set x} msg] $msg $info
} {0 123 {x {} read 0 123}}
test trace-1.3 {trace variable reads} {
    catch {unset x}
    set info {}
    trace add variable x read traceScalar
    set x 123
    set info
} {}
test trace-1.4 {trace array element reads} {
    catch {unset x}
    set info {}
    trace add variable x(2) read traceArray
    list [catch {set x(2)} msg] $msg $info
} {1 {can't read "x(2)": no such element in array} {x 2 read 1 {can't read "x(2)": no such element in array}}}
test trace-1.5 {trace array element reads} {
    catch {unset x}
    set x(2) zzz
    set info {}
    trace add variable x(2) read traceArray
    list [catch {set x(2)} msg] $msg $info
} {0 zzz {x 2 read 0 zzz}}
test trace-1.6 {trace array element reads} {
    catch {unset x}
    set info {}
    trace add variable x read traceArray2
    proc p {} {
        global x
        set x(2) willi
        return $x(2)
    }
    list [catch {p} msg] $msg $info
} {0 willi {x 2 read}}
test trace-1.7 {trace array element reads, create element undefined if nonexistant} {
    catch {unset x}
    set info {}
    trace add variable x read q
    proc q {name1 name2 op} {
        global info
        set info [list $name1 $name2 $op]
        global $name1
        set ${name1}($name2) wolf
    }
    proc p {} {
        global x
        set x(X) willi
        return $x(Y)
    }
    list [catch {p} msg] $msg $info
} {0 wolf {x Y read}}
test trace-1.8 {trace reads on whole arrays} {
    catch {unset x}
    set info {}
    trace add variable x read traceArray
    list [catch {set x(2)} msg] $msg $info
} {1 {can't read "x(2)": no such variable} {}}
test trace-1.9 {trace reads on whole arrays} {
    catch {unset x}
    set x(2) zzz
    set info {}
    trace add variable x read traceArray
    list [catch {set x(2)} msg] $msg $info
} {0 zzz {x 2 read 0 zzz}}
test trace-1.10 {trace variable reads} {
    catch {unset x}
    set x 444
    set info {}
    trace add variable x read traceScalar
    unset x
    set info
} {}
test trace-1.11 {read traces that modify the array structure} {
    catch {unset x}
    set x(bar) 0 
    trace variable x r {set x(foo) 1 ;#} 
    trace variable x r {unset -nocomplain x(bar) ;#} 
    array get x
} {}
test trace-1.12 {read traces that modify the array structure} {
    catch {unset x}
    set x(bar) 0 
    trace variable x r {unset -nocomplain x(bar) ;#} 
    trace variable x r {set x(foo) 1 ;#} 
    array get x
} {}
test trace-1.13 {read traces that modify the array structure} {
    catch {unset x}
    set x(bar) 0 
    trace variable x r {set x(foo) 1 ;#} 
    trace variable x r {unset -nocomplain x;#} 
    list [catch {array get x} res] $res
} {1 {can't read "x(bar)": no such variable}}
test trace-1.14 {read traces that modify the array structure} {
    catch {unset x}
    set x(bar) 0 
    trace variable x r {unset -nocomplain x;#} 
    trace variable x r {set x(foo) 1 ;#} 
    list [catch {array get x} res] $res
} {1 {can't read "x(bar)": no such variable}}

# Basic write-tracing on variables

test trace-2.1 {trace variable writes} {
    catch {unset x}
    set info {}
    trace add variable x write traceScalar
    set x 123
    set info
} {x {} write 0 123}
test trace-2.2 {trace writes to array elements} {
    catch {unset x}
    set info {}
    trace add variable x(33) write traceArray
    set x(33) 444
    set info
} {x 33 write 0 444}
test trace-2.3 {trace writes on whole arrays} {
    catch {unset x}
    set info {}
    trace add variable x write traceArray
    set x(abc) qq
    set info
} {x abc write 0 qq}
test trace-2.4 {trace variable writes} {
    catch {unset x}
    set x 1234
    set info {}
    trace add variable x write traceScalar
    set x
    set info
} {}
test trace-2.5 {trace variable writes} {
    catch {unset x}
    set x 1234
    set info {}
    trace add variable x write traceScalar
    unset x
    set info
} {}
test trace-2.6 {trace variable writes on compiled local} {
    #
    # Check correct function of whole array traces on compiled local
    # arrays [Bug 1770591]. The corresponding function for read traces is
    # already indirectly tested in trace-1.7
    #
    catch {unset x}
    set info {}
    proc p {} {
	trace add variable x write traceArray
	set x(X) willy
    }
    p
    set info

# append no longer triggers read traces when fetching the old values of
# variables before doing the append operation. However, lappend _does_
# still trigger these read traces. Also lappend triggers only one write
# trace: after appending all arguments to the list.

test trace-3.1 {trace variable read-modify-writes} {
    catch {unset x}
    set info {}
    trace add variable x read traceScalarAppend
    append x 123
    append x 456
    lappend x 789
    set info
} {x {} read 0 123456}
test trace-3.2 {trace variable read-modify-writes} {
    catch {unset x}
    set info {}
    trace add variable x {read write} traceScalarAppend
    append x 123
    lappend x 456
    set info
} {x {} write 0 123 x {} read 0 123 x {} write 0 {123 456}}

# Basic unset-tracing on variables

test trace-4.1 {trace variable unsets} {
    catch {unset x}
    set info {}
    trace add variable x unset traceScalar
    catch {unset x}
    set info
} {x {} unset 1 {can't read "x": no such variable}}
test trace-4.2 {variable mustn't exist during unset trace} {
    catch {unset x}
    set x 1234
    set info {}
    trace add variable x unset traceScalar
    unset x
    set info
} {x {} unset 1 {can't read "x": no such variable}}
test trace-4.3 {unset traces mustn't be called during reads and writes} {
    catch {unset x}
    set info {}
    trace add variable x unset traceScalar
    set x 44
    set x
    set info
} {}
test trace-4.4 {trace unsets on array elements} {
    catch {unset x}
    set x(0) 18
    set info {}
    trace add variable x(1) unset traceArray
    catch {unset x(1)}
    set info
} {x 1 unset 1 {can't read "x(1)": no such element in array}}
test trace-4.5 {trace unsets on array elements} {
    catch {unset x}
    set x(1) 18
    set info {}
    trace add variable x(1) unset traceArray
    unset x(1)
    set info
} {x 1 unset 1 {can't read "x(1)": no such element in array}}
test trace-4.6 {trace unsets on array elements} {
    catch {unset x}
    set x(1) 18
    set info {}
    trace add variable x(1) unset traceArray
    unset x
    set info
} {x 1 unset 1 {can't read "x(1)": no such variable}}
test trace-4.7 {trace unsets on whole arrays} {
    catch {unset x}
    set x(1) 18
    set info {}
    trace add variable x unset traceProc
    catch {unset x(0)}
    set info
} {}
test trace-4.8 {trace unsets on whole arrays} {
    catch {unset x}
    set x(1) 18
    set x(2) 144
    set x(3) 14
    set info {}
    trace add variable x unset traceProc
    unset x(1)
    set info
} {x 1 unset}
test trace-4.9 {trace unsets on whole arrays} {
    catch {unset x}
    set x(1) 18
    set x(2) 144
    set x(3) 14
    set info {}
    trace add variable x unset traceProc
    unset x
    set info
} {x {} unset}

# Array tracing on variables
test trace-5.1 {array traces fire on accesses via [array]} {
    catch {unset x}
    set x(b) 2
    trace add variable x array traceArray2
    set ::info {}
    array set x {a 1}
    set ::info
} {x {} array}
test trace-5.2 {array traces do not fire on normal accesses} {
    catch {unset x}
    set x(b) 2
    trace add variable x array traceArray2
    set ::info {}
    set x(a) 1
    set x(b) $x(a)
    set ::info
} {}
test trace-5.3 {array traces do not outlive variable} {
    catch {unset x}
    trace add variable x array traceArray2
    set ::info {}
    set x(a) 1
    unset x
    array set x {a 1}
    set ::info
} {}
test trace-5.4 {array traces properly listed in trace information} {
    catch {unset x}
    trace add variable x array traceArray2
    set result [trace info variable x]
    set result
} [list [list array traceArray2]]
test trace-5.5 {array traces properly listed in trace information} {
    catch {unset x}
    trace variable x a traceArray2
    set result [trace vinfo x]
    set result
} [list [list a traceArray2]]
test trace-5.6 {array traces don't fire on scalar variables} {
    catch {unset x}
    set x foo
    trace add variable x array traceArray2
    set ::info {}
    catch {array set x {a 1}}
    set ::info
} {}
test trace-5.7 {array traces fire for undefined variables} {
    catch {unset x}
    trace add variable x array traceArray2
    set ::info {}
    array set x {a 1}
    set ::info
} {x {} array}
test trace-5.8 {array traces fire for undefined variables} {
    catch {unset x}
    trace add variable x array {set x(foo) 1 ;#}
    set res "names: [array names x]"
} {names: foo}
    
# Trace multiple trace types at once.

test trace-6.1 {multiple ops traced at once} {
    catch {unset x}
    set info {}
    trace add variable x {read write unset} traceProc
    catch {set x}
    set x 22
    set x
    set x 33
    unset x
    set info
} {x {} read x {} write x {} read x {} write x {} unset}
test trace-6.2 {multiple ops traced on array element} {
    catch {unset x}
    set info {}
    trace add variable x(0) {read write unset} traceProc
    catch {set x(0)}
    set x(0) 22
    set x(0)
    set x(0) 33
    unset x(0)
    unset x
    set info
} {x 0 read x 0 write x 0 read x 0 write x 0 unset}
test trace-6.3 {multiple ops traced on whole array} {
    catch {unset x}
    set info {}
    trace add variable x {read write unset} traceProc
    catch {set x(0)}
    set x(0) 22
    set x(0)
    set x(0) 33
    unset x(0)
    unset x
    set info
} {x 0 write x 0 read x 0 write x 0 unset x {} unset}

# Check order of invocation of traces

test trace-7.1 {order of invocation of traces} {
    catch {unset x}
    set info {}
    trace add variable x read "traceTag 1"
    trace add variable x read "traceTag 2"
    trace add variable x read "traceTag 3"
    catch {set x}
    set x 22
    set x
    set info
} {3 2 1 3 2 1}
test trace-7.2 {order of invocation of traces} {
    catch {unset x}
    set x(0) 44
    set info {}
    trace add variable x(0) read "traceTag 1"
    trace add variable x(0) read "traceTag 2"
    trace add variable x(0) read "traceTag 3"
    set x(0)
    set info
} {3 2 1}
test trace-7.3 {order of invocation of traces} {
    catch {unset x}
    set x(0) 44
    set info {}
    trace add variable x(0) read "traceTag 1"
    trace add variable x read "traceTag A1"
    trace add variable x(0) read "traceTag 2"
    trace add variable x read "traceTag A2"
    trace add variable x(0) read "traceTag 3"
    trace add variable x read "traceTag A3"
    set x(0)
    set info
} {A3 A2 A1 3 2 1}

# Check effects of errors in trace procedures

test trace-8.1 {error returns from traces} {
    catch {unset x}
    set x 123
    set info {}
    trace add variable x read "traceTag 1"
    trace add variable x read traceError
    list [catch {set x} msg] $msg $info
} {1 {can't read "x": trace returned error} {}}
test trace-8.2 {error returns from traces} {
    catch {unset x}
    set x 123
    set info {}
    trace add variable x write "traceTag 1"
    trace add variable x write traceError
    list [catch {set x 44} msg] $msg $info
} {1 {can't set "x": trace returned error} {}}
test trace-8.3 {error returns from traces} {
    catch {unset x}
    set x 123
    set info {}
    trace add variable x write traceError
    list [catch {append x 44} msg] $msg $info
} {1 {can't set "x": trace returned error} {}}
test trace-8.4 {error returns from traces} {
    catch {unset x}
    set x 123
    set info {}
    trace add variable x unset "traceTag 1"
    trace add variable x unset traceError
    list [catch {unset x} msg] $msg $info
} {0 {} 1}
test trace-8.5 {error returns from traces} {
    catch {unset x}
    set x(0) 123
    set info {}
    trace add variable x(0) read "traceTag 1"
    trace add variable x read "traceTag 2"
    trace add variable x read traceError
    trace add variable x read "traceTag 3"
    list [catch {set x(0)} msg] $msg $info
} {1 {can't read "x(0)": trace returned error} 3}
test trace-8.6 {error returns from traces} {
    catch {unset x}
    set x 123
    trace add variable x unset traceError
    list [catch {unset x} msg] $msg
} {0 {}}
test trace-8.7 {error returns from traces} {
    # This test just makes sure that the memory for the error message
    # gets deallocated correctly when the trace is invoked again or
    # when the trace is deleted.
    catch {unset x}
    set x 123
    trace add variable x read traceError
    catch {set x}
    catch {set x}
    trace remove variable x read traceError
} {}
test trace-8.8 {error returns from traces} {
    # Yet more elaborate memory corruption testing that checks nothing
    # bad happens when the trace deletes itself and installs something
    # new.  Alas, there is no neat way to guarantee that this test will
    # fail if there is a problem, but that's life and with the new code
    # it should *never* fail.
    #
    # Adapted from Bug #219393 reported by Don Porter.
    catch {rename ::foo {}}
    proc foo {old args} {
	trace remove variable ::x write [list foo $old]
	trace add    variable ::x write [list foo $::x]
	error "foo"
    }
    catch {unset ::x ::y}
    set x junk
    trace add variable ::x write [list foo $x]
    for {set y 0} {$y<100} {incr y} {
	catch {set x junk}
    }
    unset x
} {}

# Check to see that variables are expunged before trace
# procedures are invoked, so trace procedure can even manipulate
# a new copy of the variables.

test trace-9.1 {be sure variable is unset before trace is called} {
    catch {unset x}
    set x 33
    set info {}
    trace add variable x unset {traceCheck {uplevel set x}}
    unset x
    set info
} {1 {can't read "x": no such variable}}
test trace-9.2 {be sure variable is unset before trace is called} {
    catch {unset x}
    set x 33
    set info {}
    trace add variable x unset {traceCheck {uplevel set x 22}}
    unset x
    concat $info [list [catch {set x} msg] $msg]
} {0 22 0 22}
test trace-9.3 {be sure traces are cleared before unset trace called} {
    catch {unset x}
    set x 33
    set info {}
    trace add variable x unset {traceCheck {uplevel trace info variable x}}
    unset x
    set info
} {0 {}}
test trace-9.4 {set new trace during unset trace} {
    catch {unset x}
    set x 33
    set info {}
    trace add variable x unset {traceCheck {global x; trace add variable x unset traceProc}}
    unset x
    concat $info [trace info variable x]
} {0 {} {unset traceProc}}

test trace-10.1 {make sure array elements are unset before traces are called} {
    catch {unset x}
    set x(0) 33
    set info {}
    trace add variable x(0) unset {traceCheck {uplevel set x(0)}}
    unset x(0)
    set info
} {1 {can't read "x(0)": no such element in array}}
test trace-10.2 {make sure array elements are unset before traces are called} {
    catch {unset x}
    set x(0) 33
    set info {}
    trace add variable x(0) unset {traceCheck {uplevel set x(0) zzz}}
    unset x(0)
    concat $info [list [catch {set x(0)} msg] $msg]
} {0 zzz 0 zzz}
test trace-10.3 {array elements are unset before traces are called} {
    catch {unset x}
    set x(0) 33
    set info {}
    trace add variable x(0) unset {traceCheck {global x; trace info variable x(0)}}
    unset x(0)
    set info
} {0 {}}
test trace-10.4 {set new array element trace during unset trace} {
    catch {unset x}
    set x(0) 33
    set info {}
    trace add variable x(0) unset {traceCheck {uplevel {trace add variable x(0) read {}}}}
    catch {unset x(0)}
    concat $info [trace info variable x(0)]
} {0 {} {read {}}}

test trace-11.1 {make sure arrays are unset before traces are called} {
    catch {unset x}
    set x(0) 33
    set info {}
    trace add variable x unset {traceCheck {uplevel set x(0)}}
    unset x
    set info
} {1 {can't read "x(0)": no such variable}}
test trace-11.2 {make sure arrays are unset before traces are called} {
    catch {unset x}
    set x(y) 33
    set info {}
    trace add variable x unset {traceCheck {uplevel set x(y) 22}}
    unset x
    concat $info [list [catch {set x(y)} msg] $msg]
} {0 22 0 22}
test trace-11.3 {make sure arrays are unset before traces are called} {
    catch {unset x}
    set x(y) 33
    set info {}
    trace add variable x unset {traceCheck {uplevel array exists x}}
    unset x
    set info
} {0 0}
test trace-11.4 {make sure arrays are unset before traces are called} {
    catch {unset x}
    set x(y) 33
    set info {}
    set cmd {traceCheck {uplevel {trace info variable x}}}
    trace add variable x unset $cmd
    unset x
    set info
} {0 {}}
test trace-11.5 {set new array trace during unset trace} {
    catch {unset x}
    set x(y) 33
    set info {}
    trace add variable x unset {traceCheck {global x; trace add variable x read {}}}
    unset x
    concat $info [trace info variable x]
} {0 {} {read {}}}
test trace-11.6 {create scalar during array unset trace} {
    catch {unset x}
    set x(y) 33
    set info {}
    trace add variable x unset {traceCheck {global x; set x 44}}
    unset x
    concat $info [list [catch {set x} msg] $msg]
} {0 44 0 44}

# Check special conditions (e.g. errors) in Tcl_TraceVar2.

test trace-12.1 {creating array when setting variable traces} {
    catch {unset x}
    set info {}
    trace add variable x(0) write traceProc
    list [catch {set x 22} msg] $msg
} {1 {can't set "x": variable is array}}
test trace-12.2 {creating array when setting variable traces} {
    catch {unset x}
    set info {}
    trace add variable x(0) write traceProc
    list [catch {set x(0)} msg] $msg
} {1 {can't read "x(0)": no such element in array}}
test trace-12.3 {creating array when setting variable traces} {
    catch {unset x}
    set info {}
    trace add variable x(0) write traceProc
    set x(0) 22
    set info
} {x 0 write}
test trace-12.4 {creating variable when setting variable traces} {
    catch {unset x}
    set info {}
    trace add variable x write traceProc
    list [catch {set x} msg] $msg
} {1 {can't read "x": no such variable}}
test trace-12.5 {creating variable when setting variable traces} {
    catch {unset x}
    set info {}
    trace add variable x write traceProc
    set x 22
    set info
} {x {} write}
test trace-12.6 {creating variable when setting variable traces} {
    catch {unset x}
    set info {}
    trace add variable x write traceProc
    set x(0) 22
    set info
} {x 0 write}
test trace-12.7 {create array element during read trace} {
    catch {unset x}
    set x(2) zzz
    trace add variable x read {traceCrtElement xyzzy}
    list [catch {set x(3)} msg] $msg
} {0 xyzzy}
test trace-12.8 {errors when setting variable traces} {
    catch {unset x}
    set x 44
    list [catch {trace add variable x(0) write traceProc} msg] $msg
} {1 {can't trace "x(0)": variable isn't array}}

# Check trace deletion

test trace-13.1 {delete one trace from another} {
    proc delTraces {args} {
	global x
	trace remove variable x read {traceTag 2}
	trace remove variable x read {traceTag 3}
	trace remove variable x read {traceTag 4}
    }
    catch {unset x}
    set x 44
    set info {}
    trace add variable x read {traceTag 1}
    trace add variable x read {traceTag 2}
    trace add variable x read {traceTag 3}
    trace add variable x read {traceTag 4}
    trace add variable x read delTraces 

} [list 1 "wrong # args: should be \"trace variable name ops command\""]
test trace-14.11 {trace command, "trace variable" errors} {
    list [catch {trace variable x y z} msg] $msg
} [list 1 "bad operations \"y\": should be one or more of rwua"]


test trace-14.12 {trace command ("remove variable" option)} {
    catch {unset x}
    set info {}
    trace add variable x write traceProc
    trace remove variable x write traceProc
} {}
test trace-14.13 {trace command ("remove variable" option)} {
    catch {unset x}
    set info {}
    trace add variable x write traceProc
    trace remove variable x write traceProc
    set x 12345
    set info
} {}
test trace-14.14 {trace command ("remove variable" option)} {
    catch {unset x}
    set info {}
    trace add variable x write {traceTag 1}
    trace add variable x write traceProc
    trace add variable x write {traceTag 2}
    set x yy
    trace remove variable x write traceProc
    set x 12345
    trace remove variable x write {traceTag 1}
    set x foo
    trace remove variable x write {traceTag 2}
    set x gorp
    set info
} {2 x {} write 1 2 1 2}
test trace-14.15 {trace command ("remove variable" option)} {
    catch {unset x}
    set info {}
    trace add variable x write {traceTag 1}
    trace remove variable x write non_existent
    set x 12345
    set info
} {1}
test trace-14.16 {trace command ("info variable" option)} {
    catch {unset x}
    trace add variable x write {traceTag 1}
    trace add variable x write traceProc
    trace add variable x write {traceTag 2}
    trace info variable x
} {{write {traceTag 2}} {write traceProc} {write {traceTag 1}}}
test trace-14.17 {trace command ("info variable" option)} {
    catch {unset x}
    trace info variable x
} {}
test trace-14.18 {trace command ("info variable" option)} {
    catch {unset x}
    trace info variable x(0)
} {}
test trace-14.19 {trace command ("info variable" option)} {
    catch {unset x}
    set x 44
    trace info variable x(0)
} {}
test trace-14.20 {trace command ("info variable" option)} {
    catch {unset x}
    set x 44
    trace add variable x write {traceTag 1}
    proc check {} {global x; trace info variable x}
    check
} {{write {traceTag 1}}}

# Check fancy trace commands (long ones, weird arguments, etc.)

test trace-15.1 {long trace command} {
    catch {unset x}
    set info {}
    trace add variable x write {traceTag {This is a very very long argument.  It's \
	designed to test out the facilities of TraceVarProc for dealing \
	with such long arguments by malloc-ing space.  One possibility \
	is that space doesn't get freed properly.  If this happens, then \
	invoking this test over and over again will eventually leak memory.}}
    set x 44
    set info
} {This is a very very long argument.  It's \
	designed to test out the facilities of TraceVarProc for dealing \
	with such long arguments by malloc-ing space.  One possibility \
	is that space doesn't get freed properly.  If this happens, then \
	invoking this test over and over again will eventually leak memory.}
test trace-15.2 {long trace command result to ignore} {
    proc longResult {args} {return "quite a bit of text, designed to
	generate a core leak if this command file is invoked over and over again
	and memory isn't being recycled correctly"}
    catch {unset x}
    trace add variable x write longResult
    set x 44
    set x 5
    set x abcde
} abcde
test trace-15.3 {special list-handling in trace commands} {
    catch {unset "x y z"}
    set "x y z(a\n\{)" 44
    set info {}
    trace add variable "x y z(a\n\{)" write traceProc
    set "x y z(a\n\{)" 33
    set info
} "{x y z} a\\n\\\{ write"

# Check for proper handling of unsets during traces.

proc traceUnset {unsetName args} {
    global info
    upvar $unsetName x
    lappend info [catch {unset x} msg] $msg [catch {set x} msg] $msg
}
proc traceReset {unsetName resetName args} {
    global info
    upvar $unsetName x $resetName y
    lappend info [catch {unset x} msg] $msg [catch {set y xyzzy} msg] $msg
}
proc traceReset2 {unsetName resetName args} {
    global info
    lappend info [catch {uplevel unset $unsetName} msg] $msg \
	    [catch {uplevel set $resetName xyzzy} msg] $msg
}
proc traceAppend {string name1 name2 op} {
    global info
    lappend info $string
}

test trace-16.1 {unsets during read traces} {
    catch {unset y}
    set y 1234
    set info {}
    trace add variable y read {traceUnset y}
    trace add variable y unset {traceAppend unset}
    lappend info [catch {set y} msg] $msg
} {unset 0 {} 1 {can't read "x": no such variable} 1 {can't read "y": no such variable}}
test trace-16.2 {unsets during read traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) read {traceUnset y(0)}
    lappend info [catch {set y(0)} msg] $msg
} {0 {} 1 {can't read "x": no such variable} 1 {can't read "y(0)": no such element in array}}
test trace-16.3 {unsets during read traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) read {traceUnset y}
    lappend info [catch {set y(0)} msg] $msg
} {0 {} 1 {can't read "x": no such variable} 1 {can't read "y(0)": no such variable}}
test trace-16.4 {unsets during read traces} {
    catch {unset y}
    set y 1234
    set info {}
    trace add variable y read {traceReset y y}
    lappend info [catch {set y} msg] $msg
} {0 {} 0 xyzzy 0 xyzzy}
test trace-16.5 {unsets during read traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) read {traceReset y(0) y(0)}
    lappend info [catch {set y(0)} msg] $msg
} {0 {} 0 xyzzy 0 xyzzy}
test trace-16.6 {unsets during read traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) read {traceReset y y(0)}
    lappend info [catch {set y(0)} msg] $msg [catch {set y(0)} msg] $msg
} {0 {} 1 {can't set "y": upvar refers to element in deleted array} 1 {can't read "y(0)": no such variable} 1 {can't read "y(0)": no such variable}}
test trace-16.7 {unsets during read traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) read {traceReset2 y y(0)}
    lappend info [catch {set y(0)} msg] $msg [catch {set y(0)} msg] $msg
} {0 {} 0 xyzzy 1 {can't read "y(0)": no such element in array} 0 xyzzy}
test trace-16.8 {unsets during write traces} {
    catch {unset y}
    set y 1234
    set info {}
    trace add variable y write {traceUnset y}
    trace add variable y unset {traceAppend unset}
    lappend info [catch {set y xxx} msg] $msg
} {unset 0 {} 1 {can't read "x": no such variable} 0 {}}
test trace-16.9 {unsets during write traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) write {traceUnset y(0)}
    lappend info [catch {set y(0) xxx} msg] $msg
} {0 {} 1 {can't read "x": no such variable} 0 {}}
test trace-16.10 {unsets during write traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) write {traceUnset y}
    lappend info [catch {set y(0) xxx} msg] $msg
} {0 {} 1 {can't read "x": no such variable} 0 {}}
test trace-16.11 {unsets during write traces} {
    catch {unset y}
    set y 1234
    set info {}
    trace add variable y write {traceReset y y}
    lappend info [catch {set y xxx} msg] $msg
} {0 {} 0 xyzzy 0 xyzzy}
test trace-16.12 {unsets during write traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) write {traceReset y(0) y(0)}
    lappend info [catch {set y(0) xxx} msg] $msg
} {0 {} 0 xyzzy 0 xyzzy}
test trace-16.13 {unsets during write traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) write {traceReset y y(0)}
    lappend info [catch {set y(0) xxx} msg] $msg [catch {set y(0)} msg] $msg
} {0 {} 1 {can't set "y": upvar refers to element in deleted array} 0 {} 1 {can't read "y(0)": no such variable}}
test trace-16.14 {unsets during write traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) write {traceReset2 y y(0)}
    lappend info [catch {set y(0) xxx} msg] $msg [catch {set y(0)} msg] $msg
} {0 {} 0 xyzzy 0 {} 0 xyzzy}
test trace-16.15 {unsets during unset traces} {
    catch {unset y}
    set y 1234
    set info {}
    trace add variable y unset {traceUnset y}
    lappend info [catch {unset y} msg] $msg [catch {set y} msg] $msg
} {1 {can't unset "x": no such variable} 1 {can't read "x": no such variable} 0 {} 1 {can't read "y": no such variable}}
test trace-16.16 {unsets during unset traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) unset {traceUnset y(0)}
    lappend info [catch {unset y(0)} msg] $msg [catch {set y(0)} msg] $msg
} {1 {can't unset "x": no such variable} 1 {can't read "x": no such variable} 0 {} 1 {can't read "y(0)": no such element in array}}
test trace-16.17 {unsets during unset traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) unset {traceUnset y}
    lappend info [catch {unset y(0)} msg] $msg [catch {set y(0)} msg] $msg
} {0 {} 1 {can't read "x": no such variable} 0 {} 1 {can't read "y(0)": no such variable}}
test trace-16.18 {unsets during unset traces} {
    catch {unset y}
    set y 1234
    set info {}
    trace add variable y unset {traceReset2 y y}
    lappend info [catch {unset y} msg] $msg [catch {set y} msg] $msg
} {1 {can't unset "y": no such variable} 0 xyzzy 0 {} 0 xyzzy}
test trace-16.19 {unsets during unset traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) unset {traceReset2 y(0) y(0)}
    lappend info [catch {unset y(0)} msg] $msg [catch {set y(0)} msg] $msg
} {1 {can't unset "y(0)": no such element in array} 0 xyzzy 0 {} 0 xyzzy}
test trace-16.20 {unsets during unset traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) unset {traceReset2 y y(0)}
    lappend info [catch {unset y(0)} msg] $msg [catch {set y(0)} msg] $msg
} {0 {} 0 xyzzy 0 {} 0 xyzzy}
test trace-16.21 {unsets cancelling traces} {
    catch {unset y}
    set y 1234
    set info {}
    trace add variable y read {traceAppend first}
    trace add variable y read {traceUnset y}
    trace add variable y read {traceAppend third}
    trace add variable y unset {traceAppend unset}
    lappend info [catch {set y} msg] $msg
} {third unset 0 {} 1 {can't read "x": no such variable} 1 {can't read "y": no such variable}}
test trace-16.22 {unsets cancelling traces} {
    catch {unset y}
    set y(0) 1234
    set info {}
    trace add variable y(0) read {traceAppend first}
    trace add variable y(0) read {traceUnset y}
    trace add variable y(0) read {traceAppend third}
    trace add variable y(0) unset {traceAppend unset}
    lappend info [catch {set y(0)} msg] $msg
} {third unset 0 {} 1 {can't read "x": no such variable} 1 {can't read "y(0)": no such variable}}

# Check various non-interference between traces and other things.

test trace-17.1 {trace doesn't prevent unset errors} {
    catch {unset x}
    set info {}
    trace add variable x unset {traceProc}
    list [catch {unset x} msg] $msg $info
} {1 {can't unset "x": no such variable} {x {} unset}}
test trace-17.2 {traced variables must survive procedure exits} {
    catch {unset x}
    proc p1 {} {global x; trace add variable x write traceProc}
    p1
    trace info variable x
} {{write traceProc}}
test trace-17.3 {traced variables must survive procedure exits} {
    catch {unset x}
    set info {}
    proc p1 {} {global x; trace add variable x write traceProc}
    p1
    set x 44
    set info
} {x {} write}

# Be sure that procedure frames are released before unset traces
# are invoked.

test trace-18.1 {unset traces on procedure returns} {
    proc p1 {x y} {set a 44; p2 14}
    proc p2 {z} {trace add variable z unset {traceCheck {lsort [uplevel {info vars}]}}}
    set info {}
    p1 foo bar
    set info
} {0 {a x y}}
test trace-18.2 {namespace delete / trace vdelete combo} {
    namespace eval ::foo {
	variable x 123

    rename doTrace {}
    set info
} 1110

# Delete arrays when done, so they can be re-used as scalars
# elsewhere.

catch {unset x}
catch {unset y}

test trace-19.0.1 {trace add command (command existence)} {
    # Just in case!
    catch {rename nosuchname ""}
    list [catch {trace add command nosuchname rename traceCommand} msg] $msg
} {1 {unknown command "nosuchname"}}
test trace-19.0.2 {trace add command (command existence in ns)} {

proc foo {b} { set a $b }


# Delete arrays when done, so they can be re-used as scalars
# elsewhere.

catch {unset x}
catch {unset y}

# Delete procedures when done, so we don't clash with other tests
# (e.g. foobar will clash with 'unknown' tests).
catch {rename foobar {}}
catch {rename foo {}}
catch {rename bar {}}

    update
    after idle {set a "idle"}
    foo

    trace remove execution foo {enter enterstep leavestep leave} \
        [list traceExecute foo]
    rename foo {}
    catch {unset a}
    join $info "\n"
} {foo foo enter
foo {set a 1} enterstep
foo {set a 1} 0 1 leavestep
foo {update idletasks} enterstep
foo {set a idle} enterstep
foo {set a idle} 0 idle leavestep

catch {rename foo {}}
catch {rename bar {}}
catch {rename untraced {}}
catch {rename traceproc {}}
catch {rename runbase {}}

# Unset the variable when done
catch {unset info}
catch {unset base}

# cleanup
::tcltest::cleanupTests
return

# The file tests the functions in the tclUnixInit.c file.
#
# This file contains a collection of tests for one or more of the Tcl built-in
# commands.  Sourcing this file into Tcl runs the tests and generates output
# for errors.  No output means no errors were found.
#
# Copyright (c) 1997 by Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution of
# this file, and for a DISCLAIMER OF ALL WARRANTIES.

package require tcltest 2.2
namespace import -force ::tcltest::*
unset -nocomplain path
catch {set oldlang $env(LANG)}
set env(LANG) C

test unixInit-1.1 {TclpInitPlatform: ignore SIGPIPE} {unix stdio} {
    set x {}
    # Watch out for a race condition here.  If tcltest is too slow to start

test unixInit-1.2 {initialisation: standard channel type deduction} {unix stdio} {
    # pipe1 is a connection to a server that reports what port it starts on,
    # and delivers a constant string to the first client to connect to that
    # port before exiting.
    set pipe1 [open "|[list [interpreter]]" r+]
    puts $pipe1 {
	proc accept {channel host port} {
	    puts $channel {puts [fconfigure stdin -peername]; exit}
	    close $channel
	    exit
	}
	puts [fconfigure [socket -server accept -myaddr 127.0.0.1 0] -sockname]
	vwait forever \
	    }
    # Note the backslash above; this is important to make sure that the whole
    # string is read before an [exit] can happen...
    flush $pipe1
    set port [lindex [gets $pipe1] 2]
    set sock [socket localhost $port]
    # pipe2 is a connection to a Tcl interpreter that takes its orders from
    # the socket we hand it (i.e. the server we create above.)  These orders
    # will tell it to print out the details about the socket it is taking
    # instructions from, hopefully identifying it as a socket.  Which is what
    # this test is all about.
    set pipe2 [open "|[list [interpreter] <@$sock]" r]
    set result [gets $pipe2]
    # Clear any pending data; stops certain kinds of (non-important) errors
    fconfigure $pipe1 -blocking 0; gets $pipe1
    fconfigure $pipe2 -blocking 0; gets $pipe2
    # Close the pipes and the socket.
    close $pipe2
    close $pipe1
    catch {close $sock}
    # Can't use normal comparison, as hostname varies due to some
    # installations having a messed up /etc/hosts file.
    if {

	[file join [temporaryDirectory] tmp library] ]

test unixInit-3.1 {TclpSetInitialEncodings} -constraints {
	unix stdio
} -body {
    set env(LANG) C
    set f [open "|[list [interpreter]]" w+]
    fconfigure $f -buffering none
    puts $f {puts [encoding system]; exit}
    set enc [gets $f]
    close $f
    return $enc
} -cleanup {
    unset -nocomplain env(LANG)
} -match regexp -result [expr {
	($tcl_platform(os) eq "Darwin") ? "^utf-8$" : "^iso8859-15?$"}]
test unixInit-3.2 {TclpSetInitialEncodings} -setup {
    catch {set oldlc_all $env(LC_ALL)}
} -constraints {unix stdio} -body {
    set env(LANG) japanese
    set env(LC_ALL) japanese
    set f [open "|[list [interpreter]]" w+]
    fconfigure $f -buffering none
    puts $f {puts [encoding system]; exit}
    set enc [gets $f]
    close $f
    set validEncodings [list euc-jp]
    if {[string match HP-UX $tcl_platform(os)]} {
	# Some older HP-UX systems need us to accept this as valid Bug 453883
	# reports that newer HP-UX systems report euc-jp like everybody else.

    exec $tclsh $crashtest
} -cleanup {
    removeFile crash.tcl
    removeFile crashtest.tcl
} -returnCodes 0

# cleanup
catch {unset env(LANG)}
catch {set env(LANG) $oldlang}
unset -nocomplain path
::tcltest::cleanupTests
return

# Local Variables:
# mode: tcl
# fill-column: 78
# End:

# Commands covered:  unknown
#
# This file contains a collection of tests for one or more of the Tcl
# built-in commands.  Sourcing this file into Tcl runs the tests and
# generates output for errors.  No output means no errors were found.
#
# Copyright (c) 1991-1993 The Regents of the University of California.
# Copyright (c) 1994 Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest
    namespace import -force ::tcltest::*
}

catch {unset x}
catch {rename unknown unknown.old}

test unknown-1.1 {non-existent "unknown" command} {
    list [catch {_non-existent_ foo bar} msg] $msg
} {1 {invalid command name "_non-existent_"}}

proc unknown {args} {

test unknown-4.1 {errors in "unknown" procedure} {
    list [catch {non-existent a b} msg] $msg $errorCode
} {1 {unknown failed} NONE}

# cleanup
catch {rename unknown {}}
catch {rename unknown.old unknown}
::tcltest::cleanupTests
return 

# Local Variables:
# mode: tcl
# End:

	    $(INSTALL_DATA) $$i "$(SCRIPT_INSTALL_DIR)"/opt0.4; \
	    done;
	@echo "Installing package msgcat 1.5.0 as a Tcl Module";
	@$(INSTALL_DATA) $(TOP_DIR)/library/msgcat/msgcat.tcl "$(SCRIPT_INSTALL_DIR)"/../tcl8/8.5/msgcat-1.5.0.tm;
	@echo "Installing package tcltest 2.3.5 as a Tcl Module";
	@$(INSTALL_DATA) $(TOP_DIR)/library/tcltest/tcltest.tcl "$(SCRIPT_INSTALL_DIR)"/../tcl8/8.5/tcltest-2.3.5.tm;

	@echo "Installing package platform 1.0.10 as a Tcl Module";
	@$(INSTALL_DATA) $(TOP_DIR)/library/platform/platform.tcl "$(SCRIPT_INSTALL_DIR)"/../tcl8/8.4/platform-1.0.10.tm;
	@echo "Installing package platform::shell 1.1.4 as a Tcl Module";
	@$(INSTALL_DATA) $(TOP_DIR)/library/platform/shell.tcl "$(SCRIPT_INSTALL_DIR)"/../tcl8/8.4/platform/shell-1.1.4.tm;

	@echo "Installing encoding files to $(SCRIPT_INSTALL_DIR)/encoding/";
	@for i in $(TOP_DIR)/library/encoding/*.enc ; do \
		$(INSTALL_DATA) $$i "$(SCRIPT_INSTALL_DIR)"/encoding; \
	done;
	@if [ -n "$(TCL_MODULE_PATH)" -a -f $(TOP_DIR)/library/tm.tcl ]; then \
	    echo "Customizing tcl module path"; \
	    echo "if {![interp issafe]} { ::tcl::tm::roots {$(TCL_MODULE_PATH)} }" >> \
	        "$(SCRIPT_INSTALL_DIR)"/tm.tcl; \
	fi

install-tzdata: ${NATIVE_TCLSH}








	@echo "Installing time zone files to $(SCRIPT_INSTALL_DIR)/tzdata/"
	@${NATIVE_TCLSH} $(TOOL_DIR)/installData.tcl \



















	    $(TOP_DIR)/library/tzdata "$(SCRIPT_INSTALL_DIR)"/tzdata



install-msgs:
	@for i in msgs; \
	    do \
	    if [ ! -d "$(SCRIPT_INSTALL_DIR)"/$$i ] ; then \
		echo "Making directory $(SCRIPT_INSTALL_DIR)/$$i"; \
		$(INSTALL_DATA_DIR) "$(SCRIPT_INSTALL_DIR)"/$$i; \

	    do \
	    $(COPY) "$$j" "$(SCRIPT_INSTALL_DIR)/opt0.4"; \
	    done;
	@echo "Installing package msgcat 1.5.0 as a Tcl Module";
	@$(COPY) $(ROOT_DIR)/library/msgcat/msgcat.tcl $(SCRIPT_INSTALL_DIR)/../tcl8/8.5/msgcat-1.5.0.tm;
	@echo "Installing package tcltest 2.3.5 as a Tcl Module";
	@$(COPY) $(ROOT_DIR)/library/tcltest/tcltest.tcl $(SCRIPT_INSTALL_DIR)/../tcl8/8.5/tcltest-2.3.5.tm;
	@echo "Installing package platform 1.0.10 as a Tcl Module";
	@$(COPY) $(ROOT_DIR)/library/platform/platform.tcl $(SCRIPT_INSTALL_DIR)/../tcl8/8.4/platform-1.0.10.tm;
	@echo "Installing package platform::shell 1.1.4 as a Tcl Module";
	@$(COPY) $(ROOT_DIR)/library/platform/shell.tcl $(SCRIPT_INSTALL_DIR)/../tcl8/8.4/platform/shell-1.1.4.tm;
	@echo "Installing encodings";
	@for i in $(ROOT_DIR)/library/encoding/*.enc ; do \
		$(COPY) "$$i" "$(SCRIPT_INSTALL_DIR)/encoding"; \
	done;