42 lines
827 B
C
42 lines
827 B
C
/* Copyright (C) 2002 by Red Hat, Incorporated. All rights reserved.
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software
|
|
* is freely granted, provided that this notice is preserved.
|
|
*/
|
|
|
|
#include <argz.h>
|
|
#include <errno.h>
|
|
#include <sys/types.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
|
|
error_t
|
|
_DEFUN (argz_delete, (argz, argz_len, entry),
|
|
char **argz _AND
|
|
size_t *argz_len _AND
|
|
char *entry)
|
|
{
|
|
int len = 0;
|
|
char *moveto = entry;
|
|
|
|
if (entry)
|
|
{
|
|
len = strlen(entry) + 1;
|
|
entry += len;
|
|
|
|
memmove(moveto, entry, *argz + *argz_len - entry);
|
|
|
|
*argz_len -= len;
|
|
|
|
if(!(*argz = (char *)realloc(*argz, *argz_len)))
|
|
return ENOMEM;
|
|
|
|
if (*argz_len <= 0)
|
|
{
|
|
free(*argz);
|
|
*argz = NULL;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|