mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-24 02:03:35 +08:00
40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
|
/* Iterate through the elements of an argz block.
|
||
|
|
Copyright (C) 1995, 1996 Free Software Foundation, Inc.
|
||
|
|
|
||
|
|
Written by Miles Bader <miles@gnu.ai.mit.edu>
|
||
|
|
|
||
|
|
This program is free software; you can redistribute it and/or
|
||
|
|
modify it under the terms of the GNU General Public License as
|
||
|
|
published by the Free Software Foundation; either version 2, or (at
|
||
|
|
your option) any later version.
|
||
|
|
|
||
|
|
This program 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
|
||
|
|
General Public License for more details.
|
||
|
|
|
||
|
|
You should have received a copy of the GNU General Public License
|
||
|
|
along with this program; if not, write to the Free Software
|
||
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
|
||
|
|
|
||
|
|
#include <argz.h>
|
||
|
|
#include <string.h>
|
||
|
|
|
||
|
|
char *
|
||
|
|
__argz_next (char *argz, size_t argz_len, const char *entry)
|
||
|
|
{
|
||
|
|
if (entry)
|
||
|
|
{
|
||
|
|
if (entry < argz + argz_len)
|
||
|
|
entry = strchr (entry, '\0') + 1;
|
||
|
|
|
||
|
|
return entry >= argz + argz_len ? NULL : entry;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (argz_len > 0)
|
||
|
|
return argz;
|
||
|
|
else
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
weak_alias (__argz_next, argz_next)
|