|
Packit |
6c4009 |
/* Iterate through the elements of an argz block.
|
|
Packit |
6c4009 |
Copyright (C) 1995-2018 Free Software Foundation, Inc.
|
|
Packit |
6c4009 |
This file is part of the GNU C Library.
|
|
Packit |
6c4009 |
Written by Miles Bader <miles@gnu.org>
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is free software; you can redistribute it and/or
|
|
Packit |
6c4009 |
modify it under the terms of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License as published by the Free Software Foundation; either
|
|
Packit |
6c4009 |
version 2.1 of the License, or (at your option) any later version.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is distributed in the hope that it will be useful,
|
|
Packit |
6c4009 |
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
Packit |
6c4009 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Packit |
6c4009 |
Lesser General Public License for more details.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
You should have received a copy of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License along with the GNU C Library; if not, see
|
|
Packit |
6c4009 |
<http://www.gnu.org/licenses/>. */
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#include <argz.h>
|
|
Packit |
6c4009 |
#include <string.h>
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
char *
|
|
Packit |
6c4009 |
__argz_next (const char *argz, size_t argz_len, const char *entry)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
if (entry)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
if (entry < argz + argz_len)
|
|
Packit |
6c4009 |
entry = strchr (entry, '\0') + 1;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
return entry >= argz + argz_len ? NULL : (char *) entry;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
else
|
|
Packit |
6c4009 |
if (argz_len > 0)
|
|
Packit |
6c4009 |
return (char *) argz;
|
|
Packit |
6c4009 |
else
|
|
Packit |
6c4009 |
return NULL;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
libc_hidden_def (__argz_next)
|
|
Packit |
6c4009 |
weak_alias (__argz_next, argz_next)
|
|
Packit |
6c4009 |
libc_hidden_weak (argz_next)
|