getopt_long.c File Reference

#include <assert.h>
#include <errno.h>
#include <getopt.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>

Include dependency graph for getopt_long.c:

Macros
#define	IGNORE_FIRST   (*options == '-' || *options == '+')
#define	PRINT_ERROR
#define	IS_POSIXLY_CORRECT   (getenv("POSIXLY_CORRECT") != NULL)
#define	PERMUTE   (!IS_POSIXLY_CORRECT && !IGNORE_FIRST)
#define	IN_ORDER   (!IS_POSIXLY_CORRECT && *options == '-')
#define	BADCH   (int)'?'
#define	BADARG
#define	INORDER   (int)1
#define	EMSG   ""

Functions
int	getopt_long (int nargc, char *const *nargv, const char *options, const struct option *long_options, int *idx)

Variables
int	opterr = 1
int	optind = 1
int	optopt = '?'
int	optreset
char *	optarg

Macro Definition Documentation

#define BADARG

Value:

((IGNORE_FIRST && options[1] == ':') \
                         || (*options == ':') ? (int)':' : (int)'?')

Referenced by getopt_long().

#define BADCH   (int)'?'

Referenced by getopt_long().

#define EMSG   ""

Referenced by getopt_long().

#define IGNORE_FIRST   (*options == '-' || *options == '+')

#define IN_ORDER   (!IS_POSIXLY_CORRECT && *options == '-')

#define INORDER   (int)1

#define IS_POSIXLY_CORRECT   (getenv("POSIXLY_CORRECT") != NULL)

#define PERMUTE   (!IS_POSIXLY_CORRECT && !IGNORE_FIRST)

#define PRINT_ERROR

Value:

((opterr) && ((*options != ':') \
                                      || (IGNORE_FIRST && options[1] != ':')))

Referenced by getopt_long().

Function Documentation

int getopt_long	(	int	nargc,
		char *const *	nargv,
		const char *	options,
		const struct option *	long_options,
		int *	idx
	)

References BADARG, BADCH, EMSG, option::flag, fprintf(), i, option::name, name, no_argument, NULL, optarg, optind, optional_argument, optopt, PRINT_ERROR, required_argument, stderr, strchr(), strlen(), strncmp(), and option::val.

Referenced by process_args().

Variable Documentation

char* optarg

Referenced by getopt_long(), and process_args().

int opterr = 1

int optind = 1

Referenced by getopt_long(), and process_args().

int optopt = '?'

Referenced by getopt_long().

int optreset