terom@48: """
terom@48:     Main entry point for the command-line interface
terom@48: """
terom@48: 
terom@48: import commands
terom@48: 
terom@48: from optparse import OptionParser
terom@48: 
terom@48: def option_parser (command_name) :
terom@48:     """
terom@48:         Build the OptionParser that we use
terom@48:     """
terom@48:     
terom@48:     # create parser using the given command
terom@48:     parser = OptionParser(prog=command_name)
terom@48:     
terom@48:     # define options
terom@48:     parser.add_option('-d', "--dir", dest='dir', help="Use DIR as the image/HTML path [default: CWD]", metavar='DIR', default='.')
terom@48:     
terom@48:     return parser
terom@48: 
terom@48: def main (argv) :
terom@48:     """
terom@48:         Main entry point
terom@48:     """
terom@48: 
terom@48:     # build optparser
terom@48:     parser = option_parser(argv[0])
terom@48:     
terom@48:     # parse the given argv
terom@48:     options, filter_targets = parser.parse_args(argv[1:])
terom@48:     
terom@48:     # run the selected command
terom@48:     return commands.main(options.dir, filter_targets)
terom@48: