mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-22 10:50:07 +00:00
42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/* Routines for dealing with '\0' separated arg vectors.
|
|
|
|
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>
|
|
#include <stdlib.h>
|
|
|
|
/* Delete ENTRY from ARGZ & ARGZ_LEN, if any. */
|
|
void
|
|
argz_delete (char **argz, size_t *argz_len, char *entry)
|
|
{
|
|
if (entry)
|
|
/* Get rid of the old value for NAME. */
|
|
{
|
|
size_t entry_len = strlen (entry) + 1;
|
|
*argz_len -= entry_len;
|
|
memmove (entry, entry + entry_len, *argz_len - (entry - *argz));
|
|
if (*argz_len == 0)
|
|
{
|
|
free (*argz);
|
|
*argz = 0;
|
|
}
|
|
}
|
|
}
|