charray.c

/* charray.c - routines for dealing with char * arrays */

#include "portable.h"

#include <stdio.h>

#include <ac/string.h>
#include <ac/socket.h>

#include "slap.h"

void
charray_add(
    char	***a,
    char	*s
)
{
	int	n;

	if ( *a == NULL ) {
		*a = (char **) ch_malloc( 2 * sizeof(char *) );
		n = 0;
	} else {
		for ( n = 0; *a != NULL && (*a)[n] != NULL; n++ ) {
			;	/* NULL */
		}

		*a = (char **) ch_realloc( (char *) *a,
		    (n + 2) * sizeof(char *) );
	}

	(*a)[n++] = ch_strdup(s);
	(*a)[n] = NULL;
}

void
charray_merge(
    char	***a,
    char	**s
)
{
	int	i, n, nn;

	for ( n = 0; *a != NULL && (*a)[n] != NULL; n++ ) {
		;	/* NULL */
	}
	for ( nn = 0; s[nn] != NULL; nn++ ) {
		;	/* NULL */
	}

	*a = (char **) ch_realloc( (char *) *a, (n + nn + 1) * sizeof(char *) );

	for ( i = 0; i < nn; i++ ) {
		(*a)[n + i] = ch_strdup(s[i]);
	}
	(*a)[n + nn] = NULL;
}

void
charray_free( char **array )
{
	char	**a;

	if ( array == NULL ) {
		return;
	}

	for ( a = array; *a != NULL; a++ ) {
		if ( *a != NULL ) {
			free( *a );