/* 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; memcpy (entry, entry + entry_len, *argz_len - (entry - *argz)); if (*argz_len == 0) { free (*argz); *argz = 0; } } }