static int ckallocInit = 0;

/*
 * Prototypes for procedures defined in this file:
 */

static int		CheckmemCmd(ClientData clientData, Tcl_Interp *interp,
			    int argc, const char *argv[]);
static int		MemoryCmd(ClientData clientData, Tcl_Interp *interp,
			    int argc, const char *argv[]);
static void		ValidateMemory(struct mem_header *memHeaderP,
			    const char *file, int line, int nukeGuards);

/*
 *----------------------------------------------------------------------
 *
 * TclInitDbCkalloc --

	    (unsigned long)current_bytes_malloced,
	    maximum_malloc_packets,
	    (unsigned long)maximum_bytes_malloced);
    if (flags == 0) {
	fprintf((FILE *)clientData, "%s", buf);
    } else {
	/* Assume objPtr to append to */
	Tcl_AppendToObj((Tcl_Obj *) clientData, buf, -1);
    }
    return 1;
}

/*
 *----------------------------------------------------------------------
 *

 *	and __LINE__.
 *
 *----------------------------------------------------------------------
 */

char *
Tcl_DbCkalloc(
    unsigned int size,
    const char *file,
    int line)
{
    struct mem_header *result = NULL;

    if (validate_memory) {
	Tcl_ValidateAllMemory(file, line);
    }

    /* Don't let size argument to TclpAlloc overflow */
    if (size <= UINT_MAX - HIGH_GUARD_SIZE -sizeof(struct mem_header)) {
	result = (struct mem_header *) TclpAlloc((unsigned)size +
		sizeof(struct mem_header) + HIGH_GUARD_SIZE);
    }
    if (result == NULL) {
	fflush(stdout);
	TclDumpMemoryInfo((ClientData) stderr, 0);
	Tcl_Panic("unable to alloc %u bytes, %s line %d", size, file, line);
    }

    /*
     * Fill in guard zones and size. Also initialize the contents of the block
     * with bogus bytes to detect uses of initialized data. Link into
     * allocated list.
     */

		total_mallocs);
	fflush(stderr);
	alloc_tracing = TRUE;
	trace_on_at_malloc = 0;
    }

    if (alloc_tracing) {
	fprintf(stderr,"ckalloc %lx %u %s %d\n",
		(long unsigned int) result->body, size, file, line);
    }

    if (break_on_malloc && (total_mallocs >= break_on_malloc)) {
	break_on_malloc = 0;
	(void) fflush(stdout);
	Tcl_Panic("reached malloc break limit (%d)", total_mallocs);

    Tcl_MutexUnlock(ckallocMutexPtr);

    return result->body;
}

char *
Tcl_AttemptDbCkalloc(
    unsigned int size,
    const char *file,
    int line)
{
    struct mem_header *result = NULL;

    if (validate_memory) {
	Tcl_ValidateAllMemory(file, line);

		total_mallocs);
	fflush(stderr);
	alloc_tracing = TRUE;
	trace_on_at_malloc = 0;
    }

    if (alloc_tracing) {
	fprintf(stderr,"ckalloc %lx %u %s %d\n",
		(long unsigned int) result->body, size, file, line);
    }

    if (break_on_malloc && (total_mallocs >= break_on_malloc)) {
	break_on_malloc = 0;
	(void) fflush(stdout);
	Tcl_Panic("reached malloc break limit (%d)", total_mallocs);

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

char *
Tcl_DbCkrealloc(
    char *ptr,
    unsigned int size,
    const char *file,
    int line)
{
    char *newPtr;
    unsigned int copySize;
    struct mem_header *memp;

    Tcl_DbCkfree(ptr, file, line);
    return newPtr;
}

char *
Tcl_AttemptDbCkrealloc(
    char *ptr,
    unsigned int size,
    const char *file,
    int line)
{
    char *newPtr;
    unsigned int copySize;
    struct mem_header *memp;

 *	Same as the debug versions.
 *
 *----------------------------------------------------------------------
 */

char *
Tcl_Alloc(
    unsigned int size)
{
    return Tcl_DbCkalloc(size, "unknown", 0);
}

char *
Tcl_AttemptAlloc(
    unsigned int size)
{
    return Tcl_AttemptDbCkalloc(size, "unknown", 0);
}

void
Tcl_Free(
    char *ptr)
{
    Tcl_DbCkfree(ptr, "unknown", 0);
}

char *
Tcl_Realloc(
    char *ptr,
    unsigned int size)
{
    return Tcl_DbCkrealloc(ptr, size, "unknown", 0);
}

char *
Tcl_AttemptRealloc(
    char *ptr,
    unsigned int size)
{
    return Tcl_AttemptDbCkrealloc(ptr, size, "unknown", 0);
}

/*
 *----------------------------------------------------------------------
 *

 *----------------------------------------------------------------------
 */
	/* ARGSUSED */
static int
MemoryCmd(
    ClientData clientData,
    Tcl_Interp *interp,
    int argc,
    const char *argv[])
{
    const char *fileName;
    FILE *fileP;
    Tcl_DString buffer;
    int result;
    size_t len;

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

static int
CheckmemCmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Interpreter for evaluation. */
    int argc,			/* Number of arguments. */
    const char *argv[])		/* String values of arguments. */
{
    if (argc != 2) {
	Tcl_SetObjResult(interp, Tcl_ObjPrintf(
                "wrong # args: should be \"%s fileName\"", argv[0]));
	return TCL_ERROR;
    }