getopt.c File Reference

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

Typedefs
typedef enum GETOPT_ORDERING_T	GETOPT_ORDERING_T

Enumerations
enum	GETOPT_ORDERING_T {   PERMUTE,   RETURN_IN_ORDER,   REQUIRE_ORDER }

Functions
int	getopt (int argc, char *const argv[], const char *optstring)
static int	getopt_internal (int argc, char *const argv[], const char *shortopts, const struct option *longopts, int *longind, int only)
int	getopt_long (int argc, char *const argv[], const char *shortopts, const struct option *longopts, int *longind)
int	getopt_long_only (int argc, char *const argv[], const char *shortopts, const struct option *longopts, int *longind)
static int	is_option (char *argv_element, int only)
static void	permute (char *const argv[], int len1, int len2)
static void	reverse_argv_elements (char **argv, int num)

Variables
char *	optarg = NULL
int	opterr = 1
int	optind = 0
int	optopt = '?'

typedef enum GETOPT_ORDERING_T GETOPT_ORDERING_T

enum GETOPT_ORDERING_T

Enumerator
PERMUTE
RETURN_IN_ORDER
REQUIRE_ORDER

int getopt	(	int	argc,
		char *const	argv[],
		const char *	optstring
	)

References getopt_internal(), and NULL.

Referenced by cmd_ttcp(), and init_ping_info().

static int getopt_internal ( int  argc, char *const  argv[], const char *  shortopts, const struct option *  longopts, int *  longind, int  only  )

static

References is_option(), NULL, optarg, opterr, optind, optopt, PERMUTE, permute(), REQUIRE_ORDER, RETURN_IN_ORDER, and val.

Referenced by getopt(), getopt_long(), and getopt_long_only().

int getopt_long	(	int	argc,
		char *const	argv[],
		const char *	shortopts,
		const struct option *	longopts,
		int *	longind
	)

References getopt_internal().

int getopt_long_only	(	int	argc,
		char *const	argv[],
		const char *	shortopts,
		const struct option *	longopts,
		int *	longind
	)

References getopt_internal().

static int is_option ( char *  argv_element, int  only  )

static

References NULL.

Referenced by getopt_internal().

static void permute ( char *const  argv[], int  len1, int  len2  )

static

References reverse_argv_elements().

Referenced by getopt_internal().

static void reverse_argv_elements ( char **  argv, int  num  )

static

References i, and tmp.

Referenced by permute().

char* optarg = NULL

Referenced by cmd_ttcp(), getopt_internal(), and init_ping_info().

int opterr = 1

Referenced by getopt_internal().

int optind = 0

Referenced by cmd_ttcp(), getopt_internal(), and init_ping_info().

int optopt = '?'

Referenced by getopt_internal().