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The GNU C Library

25.2 Parsing program options using getopt

The getopt and getopt_long functions automate some of the chore involved in parsing typical unix command line options.

25.2.1 Using the getopt function
25.2.2 Example of Parsing Arguments with getopt		An example of parsing options with getopt.
25.2.3 Parsing Long Options with getopt_long		GNU suggests utilities accept long-named options; here is one way to do.
25.2.4 Example of Parsing Long Options with getopt_long		An example of using getopt_long.