xtm-utils/bin/xtminfo
2010-11-08 14:06:42 +01:00

84 lines
1.4 KiB
Ruby
Executable file

#!/usr/bin/ruby
require 'optparse'
require 'rubygems'
require 'bindata'
require 'xtmfile/xtmheader'
class XtmInfo
class XtmInfoArgumentError < ArgumentError ; end
attr_reader :opts
def initialize args
@args = []
@input_xtm = nil
parse_command_line args
end
def parse_command_line args
@args = args.clone
@opts = OptionParser.new do |opts|
opts.banner = "Usage: #{File.basename $0} [options]\n"
opts.separator ""
opts.separator "Mandatory options"
opts.on("-i", "--input FILE", "Input XTM file") do |r|
@input_xtm = r
end
opts.separator ""
opts.separator "General options:"
opts.on("-h", "--help", "Show this help") do |h|
@help = h
end
opts.on("-v", "--verbose", "Show warnings too") do |v|
@verbose = v
end
opts.separator ""
end
end
def validate!
@opts.parse!
raise XtmInfoArgumentError, "No input XTM file specified!" if @input_xtm.nil?
end
def run
validate!
File.open( @input_xtm, "rb" ) do |io|
header = XtmHeader::read io
puts header
end
end
def self.main args
xj = nil
begin
xj = XtmInfo.new args
xj.run
exit 0
rescue XtmInfoArgumentError => e
STDERR.puts "%s" % xj.opts
STDERR.puts "error: %s" % e.message
exit 1
rescue SystemExit => e
raise e
rescue Exception => e
STDERR.puts "error: %s" % e.message
exit 1
end
end
end
XtmInfo.main ARGV