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|
#
# getopts.rb -
# $Release Version: $
# $Revision: 1.2 $
# $Date: 1999/08/13 05:45:16 $
# by Yasuo OHBA(SHL Japan Inc. Technology Dept.)
#
# --
#
#
#
$RCS_ID=%q$Header: /home/cvs/ruby/lib/getopts.rb,v 1.2 1999/08/13 05:45:16 matz Exp $
def isSingle(lopt)
if lopt.index(":")
if lopt.split(":")[0].length == 1
return true
end
end
return nil
end
def getOptionName(lopt)
return lopt.split(":")[0]
end
def getDefaultOption(lopt)
od = lopt.split(":")[1]
if od
return od
end
return nil
end
def setOption(name, value)
eval("$OPT_" + name + " = " + 'value')
end
def setDefaultOption(lopt)
d = getDefaultOption(lopt)
if d
setOption(getOptionName(lopt), d)
end
end
def setNewArgv(newargv)
ARGV.clear
for na in newargv
ARGV << na
end
end
def getopts(single_opts, *options)
if options
single_colon = ""
long_opts = []
sc = 0
for o in options
setDefaultOption(o)
if isSingle(o)
single_colon[sc, 0] = getOptionName(o)
sc += 1
else
long_opts.push(o)
end
end
end
opts = {}
count = 0
newargv = []
while ARGV.length != 0
compare = nil
case ARGV[0]
when /^--?$/
ARGV.shift
newargv += ARGV
break
when /^--.*/
compare = ARGV[0][2, (ARGV[0].length - 2)]
if long_opts != ""
for lo in long_opts
if lo.index(":") && getOptionName(lo) == compare
if ARGV.length <= 1
return nil
end
setOption(compare, ARGV[1])
opts[compare] = true
ARGV.shift
count += 1
break
elsif lo == compare
setOption(compare, true)
opts[compare] = true
count += 1
break
end
end
end
if compare.length <= 1
return nil
end
when /^-.*/
for idx in 1..(ARGV[0].length - 1)
compare = ARGV[0][idx, 1]
if single_opts && compare =~ "[" + single_opts + "]"
setOption(compare, true)
opts[compare] = true
count += 1
elsif single_colon != "" && compare =~ "[" + single_colon + "]"
if ARGV[0][idx..-1].length > 1
setOption(compare, ARGV[0][(idx + 1)..-1])
opts[compare] = true
count += 1
elsif ARGV.length <= 1
return nil
else
setOption(compare, ARGV[1])
opts[compare] = true
ARGV.shift
count += 1
end
break
end
end
else
compare = ARGV[0]
opts[compare] = true
newargv << ARGV[0]
end
ARGV.shift
if !opts.has_key?(compare)
return nil
end
end
setNewArgv(newargv)
return count
end
|
