| argv_options/3 | Parse command line arguments. |
| argv_options/4 | As argv_options/3 in __guided__ mode, Currently this version allows parsing argument options throwing an exception rather than calling halt/1 by passing an empty list to ParseOptions. |
| argv_usage/1 | Use print_message/2 to print a usage message at Level. |
| cli_debug_opt_help/2 | Implements opt_type/3, opt_help/2 and opt_meta/2 for debug arguments. |
| cli_debug_opt_meta/2 | Implements opt_type/3, opt_help/2 and opt_meta/2 for debug arguments. |
| cli_debug_opt_type/3 | Implements opt_type/3, opt_help/2 and opt_meta/2 for debug arguments. |
| cli_enable_development_system/0 | Re-enable the development environment. |
| cli_parse_debug_options/2 | Parse certain commandline options for debugging and development purposes. |
| main/0 | Call main/1 using the passed command-line arguments. |