72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <argz.h>
|
|
#include <errno.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
|
|
error_t
|
|
__argz_create_sep (const char *string, int delim, char **argz, size_t *len)
|
|
{
|
|
size_t nlen = strlen (string) + 1;
|
|
|
|
if (nlen > 1)
|
|
{
|
|
const char *rp;
|
|
char *wp;
|
|
|
|
*argz = (char *) malloc (nlen);
|
|
if (*argz == NULL)
|
|
return ENOMEM;
|
|
|
|
rp = string;
|
|
wp = *argz;
|
|
do
|
|
if (*rp == delim)
|
|
{
|
|
if (wp > *argz && wp[-1] != '\0')
|
|
*wp++ = '\0';
|
|
else
|
|
--nlen;
|
|
}
|
|
else
|
|
*wp++ = *rp;
|
|
while (*rp++ != '\0');
|
|
|
|
if (nlen == 0)
|
|
{
|
|
free (*argz);
|
|
*argz = NULL;
|
|
*len = 0;
|
|
}
|
|
|
|
*len = nlen;
|
|
}
|
|
else
|
|
{
|
|
*argz = NULL;
|
|
*len = 0;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
weak_alias (__argz_create_sep, argz_create_sep)
|