glibc/string/argz-append.c
Andreas Jaeger 41bdb6e20c Update to LGPL v2.1.
2001-07-06  Paul Eggert  <eggert@twinsun.com>

	* manual/argp.texi: Remove ignored LGPL copyright notice; it's
	not appropriate for documentation anyway.
	* manual/libc-texinfo.sh: "Library General Public License" ->
	"Lesser General Public License".

2001-07-06  Andreas Jaeger  <aj@suse.de>

	* All files under GPL/LGPL version 2: Place under LGPL version
	2.1.
2001-07-06 04:58:11 +00:00

51 lines
1.7 KiB
C

/* Routines for dealing with '\0' separated arg vectors.
Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Written by Miles Bader <miles@gnu.ai.mit.edu>
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <argz.h>
#include <string.h>
#include <stdlib.h>
/* Add BUF, of length BUF_LEN to the argz vector in ARGZ & ARGZ_LEN. */
error_t
__argz_append (char **argz, size_t *argz_len, const char *buf, size_t buf_len)
{
size_t new_argz_len = *argz_len + buf_len;
char *new_argz = realloc (*argz, new_argz_len);
if (new_argz)
{
memcpy (new_argz + *argz_len, buf, buf_len);
*argz = new_argz;
*argz_len = new_argz_len;
return 0;
}
else
return ENOMEM;
}
weak_alias (__argz_append, argz_append)
/* Add STR to the argz vector in ARGZ & ARGZ_LEN. This should be moved into
argz.c in libshouldbelibc. */
error_t
__argz_add (char **argz, size_t *argz_len, const char *str)
{
return __argz_append (argz, argz_len, str, strlen (str) + 1);
}
weak_alias (__argz_add, argz_add)