*
 * Copyright (c) 1991-1994 The Regents of the University of California.
 * Copyright (c) 1994-1997 Sun Microsystems, Inc.
 *
 * See the file "license.terms" for information on usage and redistribution
 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 *
 * RCS: @(#) $Id: tclIOUtil.c,v 1.91 2003/12/24 04:18:20 davygrvy Exp $
 */

#include "tclInt.h"
#include "tclPort.h"
#ifdef MAC_TCL
#include "tclMacInt.h"
#endif

		    /* 
		     * This is VERY bad; the Tcl_FSListVolumesProc
		     * didn't return a valid list.  Set numVolumes to
		     * -1 so that we skip the while loop below and just
		     * return with the current value of 'type'.
		     * 
		     * It would be better if we could signal an error
		     * here (but Tcl_Panic seems a bit excessive).
		     */
		    numVolumes = -1;
		}
		while (numVolumes > 0) {
		    Tcl_Obj *vol;
		    int len;
		    char *strVol;

Tcl_FSGetFileSystemForPath(pathObjPtr)
    Tcl_Obj* pathObjPtr;
{
    FilesystemRecord *fsRecPtr;
    Tcl_Filesystem* retVal = NULL;
    
    if (pathObjPtr == NULL) {
	Tcl_Panic("Tcl_FSGetFileSystemForPath called with NULL object");
	return NULL;
    }
    
    /* 
     * If the object has a refCount of zero, we reject it.  This
     * is to avoid possible segfaults or nondeterministic memory
     * leaks (i.e. the user doesn't know if they should decrement
     * the ref count on return or not).
     */
    
    if (pathObjPtr->refCount == 0) {
	Tcl_Panic("Tcl_FSGetFileSystemForPath called with object with refCount == 0");
	return NULL;
    }
    
    /* 
     * Check if the filesystem has changed in some way since
     * this object's internal representation was calculated.
     */