#!/usr/bin/python
# copyright (C) 2013 FUJITSU LIMITED All Rights Reserved

# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; version 2
# of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.

# -*- coding: utf-8 -*-

import sys
from optparse import OptionParser

parser = OptionParser()

(options, args) = parser.parse_args(sys.argv)

argc = len(args)

if (argc != 2):
    print "usage : lxcf-parmchk-float val"
    quit()

parm = args[1]

if (parm == '-'):
    exit(0)

l = len(parm)
c = parm[l-1]

if (((c == 'k') or (c == 'm') or (c == 'g') or (c == 't') or (c == 'K') or
     (c == 'M') or (c == 'G') or (c == 'T'))):
    parm = parm[0:l-1]

f = 0
d1 = 0
d2 = 0
for c in parm:
    if (f == 0) and (c == '.'):
        f = 1
        continue

    if c.isdigit():
        if f == 1:
            d2 = 1
        else:
            d1 = 1
        continue
    else:
        exit(1)

exit(0)
