Module posix.getopt
Command Line Argument Processing.
Functions
| getopt (arg, shortopts[, longopts[, opterr=0[, optind=1]]]) | Parse command-line options. |
Functions
- getopt (arg, shortopts[, longopts[, opterr=0[, optind=1]]])
-
Parse command-line options.
Parameters:
- arg command line arguments
- shortopts string short option specifier
- longopts table long options table (optional)
- opterr int index of the option with an error (default 0)
- optind int index of the next unprocessed option (default 1)
Returns:
-
option iterator, returning 4 values
See also:
Usage:
local longopts = { {"help", "none", 1}, {"version", "none", 3}, } for r, longindex, err, i in P.getopt (arg, "ho:v", longopts, err, i) do process (arg, err, i) end