namespace export milliseconds
    namespace export scan
    namespace export seconds
    namespace export add

    # Import the message catalog commands that we use.

    namespace import ::msgcat::mcload
    namespace import ::msgcat::mclocale
    namespace import ::msgcat::mc
    namespace import ::msgcat::mcpackagelocale

}

#----------------------------------------------------------------------
#

    try {
	# Map away the locale-dependent composite format groups

	set scanner [ParseClockScanFormat $format $locale]
	return [$scanner $string $base $timezone]
    } trap CLOCK {result opts} {
	# Conceal location of generation of expected errors

	dict unset opts -errorinfo
	return -options $opts $result
    }
}

#----------------------------------------------------------------------
#

#
# EnterLocale --
#
#	Switch [mclocale] to a given locale if necessary
#
# Parameters:
#	locale -- Desired locale
#	oldLocaleVar -- Name of a variable in caller's scope that
#		        tracks the previous locale name.
#
# Results:
#	Returns the locale that was previously current.
#
# Side effects:
#	Does [mclocale].  If necessary, uses [mcload] to load the designated
#	Does [mclocale].  If necessary, loades the designated locale's files.
#	locale's files, and tracks that it has done so in the 'McLoaded'
#	variable.
#
#----------------------------------------------------------------------

proc ::tcl::clock::EnterLocale { locale } {
    if { $locale eq {system} } {
	if { $::tcl_platform(platform) ne {windows} } {
	    # On a non-windows platform, the 'system' locale is the same as
	    # the 'current' locale

	    set locale current
	} else {
	    # On a windows platform, the 'system' locale is adapted from the
	    # 'current' locale by applying the date and time formats from the
	    # Control Panel.  First, load the 'current' locale if it's not yet
	    # loaded

	    mcpackagelocale [mclocale]
	    mcpackagelocale set [mclocale]

	    # Make a new locale string for the system locale, and get the
	    # Control Panel information

	    set locale [mclocale]_windows
	    if { $locale ni [::msgcat::mcpackagelocale loaded] } {
		LoadWindowsDateTimeFormats $locale

    lappend list %EX [string map $list [mc LOCALE_TIME_FORMAT]]
    lappend list %x  [string map $list [mc DATE_FORMAT]]
    lappend list %Ex [string map $list [mc LOCALE_DATE_FORMAT]]
    lappend list %c  [string map $list [mc DATE_TIME_FORMAT]]
    lappend list %Ec [string map $list [mc LOCALE_DATE_TIME_FORMAT]]
    set format [string map $list $format]

    mcset $locale $key $format
    ::msgcat::mcset $locale $key $format
    return $format
}

#----------------------------------------------------------------------
#
# FormatNumericTimeZone --
#

#
# Side effects:
#	None.
#
#----------------------------------------------------------------------

proc ::tcl::clock::AddMonths { months clockval timezone changeover } {

    variable DaysInRomanMonthInCommonYear
    variable DaysInRomanMonthInLeapYear
    variable TZData

    # Convert the time to year, month, day, and fraction of day.

    set date [GetDateFields $clockval $TZData($timezone) $changeover]

    }
    foreach p [info procs [namespace current]::formatproc'*] {
	rename $p {}
    }

    catch {unset FormatProc}
    set LocaleNumeralCache {}
    # this removes many required keys and makes the module unusable
    mcpackagelocale set ""
    mcpackagelocale clear
    catch {unset CachedSystemTimeZone}
    set TimeZoneBad {}
    InitTZData
}