option Struct Reference

Info structure for an option for getopt_long(). More...

#include <get_options.h>

Public Attributes
const char *	name
	The name of the option.
int	has_arg
	Can the option take an argument? One of: More...
int *	flag
	Mode flag. More...
int	val
	Value to be returned or stored by getopt_long(). More...

Detailed Description

Info structure for an option for getopt_long().

Definition at line 57 of file get_options.h.

Member Data Documentation

int* option::flag

Mode flag.

nullptr here makes getopt_long() return the field val if this option is matched. Non-null makes getopt_long() return 0 if any option is matched, and set the int addressed by flag = val if this option is matched, otherwise leaving it unchanged.

Definition at line 76 of file get_options.h.

int option::has_arg

Can the option take an argument? One of:

• no_argument
  • required_argument
  • optional argument

Definition at line 66 of file get_options.h.

int option::val

Value to be returned or stored by getopt_long().

Value to be returned or stored by getopt_long() if this option is matched (depending on flag).

Definition at line 82 of file get_options.h.

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The documentation for this struct was generated from the following file:

• get_options.h