Argument Manipulation API.

Files
file	argv.h
Functions
void	argvPrint (const char *msg, ARGV_const_t argv, FILE *fp)
	Print argv array elements.
ARGI_t	argiFree (ARGI_t argi)
	Destroy an argi array.
ARGV_t	argvNew (void)
	Create an empty argv array.
ARGV_t	argvFree (ARGV_t argv)
	Destroy an argv array.
int	argiCount (ARGI_const_t argi)
	Return no.
ARGint_t	argiData (ARGI_const_t argi)
	Return data from argi array.
int	argvCount (ARGV_const_t argv)
	Return no.
ARGV_t	argvData (ARGV_t argv)
	Return data from argv array.
int	argvCmp (const void *a, const void *b)
	Compare argv arrays (qsort/bsearch).
int	argvSort (ARGV_t argv, int(*compar)(const void *, const void *))
	Sort an argv array.
ARGV_t	argvSearch (ARGV_const_t argv, const char *val, int(*compar)(const void *, const void *))
	Find an element in an argv array.
int	argiAdd (ARGI_t *argip, int ix, int val)
	Add an int to an argi array.
int	argvAdd (ARGV_t *argvp, const char *val)
	Add a string to an argv array.
int	argvAddNum (ARGV_t *argvp, int val)
	Add a number to an argv array (converting to a string).
int	argvAppend (ARGV_t *argvp, ARGV_const_t av)
	Append one argv array to another.
int	argvSplit (ARGV_t *argvp, const char *str, const char *seps)
	Split a string into an argv array.
char *	argvJoin (ARGV_const_t argv, const char *sep)
	Join an argv array into a string.

---

Function Documentation

int argiAdd	(	ARGI_t *	argip,
		int	ix,
		int	val
	)

Add an int to an argi array.

Return values:

*argip

argi array

Parameters:

	ix	argi array index (or -1 to append)
	val	int arg to add

Returns:

0 always

int argiCount

(

ARGI_const_t

argi

)

Return no.

of elements in argi array.

Parameters:

argi

argi array

Returns:

no. of elements

ARGint_t argiData

(

ARGI_const_t

argi

)

Return data from argi array.

Parameters:

argi

argi array

Returns:

argi array data address

ARGI_t argiFree

(

ARGI_t

argi

)

Destroy an argi array.

Parameters:

argi

argi array

Returns:

NULL always

int argvAdd	(	ARGV_t *	argvp,
		const char *	val
	)

Add a string to an argv array.

Return values:

*argvp

argv array

Parameters:

val

string arg to append

Returns:

0 always

int argvAddNum	(	ARGV_t *	argvp,
		int	val
	)

Add a number to an argv array (converting to a string).

Return values:

*argvp

argv array

Parameters:

val

numeric arg to append

Returns:

0 always

int argvAppend	(	ARGV_t *	argvp,
		ARGV_const_t	av
	)

Append one argv array to another.

Return values:

*argvp

argv array

Parameters:

av

argv array to append

Returns:

0 always

int argvCmp	(	const void *	a,
		const void *	b
	)

Compare argv arrays (qsort/bsearch).

Parameters:

	a	1st instance address
	b	2nd instance address

Returns:

result of comparison

int argvCount

(

ARGV_const_t

argv

)

Return no.

of elements in argv array.

Parameters:

argv

argv array

Returns:

no. of elements

ARGV_t argvData

(

ARGV_t

argv

)

Return data from argv array.

Parameters:

argv

argv array

Returns:

argv array data address

ARGV_t argvFree

(

ARGV_t

argv

)

Destroy an argv array.

Parameters:

argv

argv array

Returns:

NULL always

char* argvJoin	(	ARGV_const_t	argv,
		const char *	sep
	)

Join an argv array into a string.

Parameters:

	*argv	argv array to join
	sep	seperator string to use

Returns:

malloc'ed string

ARGV_t argvNew

(

void

)

Create an empty argv array.

Returns:

pointer to empty argv

void argvPrint	(	const char *	msg,
		ARGV_const_t	argv,
		FILE *	fp
	)

Print argv array elements.

Parameters:

	msg	output message prefix (or NULL)
	argv	argv array
	fp	output file handle (NULL uses stderr)

ARGV_t argvSearch	(	ARGV_const_t	argv,
		const char *	val,
		int(*)(const void *, const void *)	compar
	)

Find an element in an argv array.

Parameters:

	argv	argv array
	val	string to find
	compar	strcmp-like comparison function, or NULL for argvCmp()

Returns:

found string (NULL on failure)

int argvSort	(	ARGV_t	argv,
		int(*)(const void *, const void *)	compar
	)

Sort an argv array.

Parameters:

	argv	argv array
	compar	strcmp-like comparison function, or NULL for argvCmp()

Returns:

0 always

int argvSplit	(	ARGV_t *	argvp,
		const char *	str,
		const char *	seps
	)

Split a string into an argv array.

Return values:

*argvp

argv array

Parameters:

	str	string arg to split
	seps	seperator characters

Returns:

0 always