strtok/strtok_free.c

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00001 // Copyright (C) 2006-2007 Benedikt Böhm <hollow@gentoo.org>
00002 //
00003 // This program is free software; you can redistribute it and/or
00004 // modify it under the terms of the GNU General Public License
00005 // as published by the Free Software Foundation; either version 2
00006 // of the License, or (at your option) any later version.
00007 //
00008 // This program is distributed in the hope that it will be useful,
00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00011 // GNU General Public License for more details.
00012 //
00013 // You should have received a copy of the GNU General Public License
00014 // along with this program; if not, write to the Free Software
00015 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
00016 
00017 #include <errno.h>
00018 
00019 #include "mem.h"
00020 #include "strtok.h"
00021 
00022 void strtok_free(strtok_t *st)
00023 {
00024         int errno_orig = errno;
00025         strtok_t *p;
00026         list_t *pos, *tmp;
00027 
00028         list_for_each_safe(pos, tmp, &(st->list)) {
00029                 p = list_entry(pos, strtok_t, list);
00030                 list_del(pos);
00031 
00032                 if (p->token)
00033                         mem_free(p->token);
00034 
00035                 mem_free(p);
00036         }
00037 
00038         errno = errno_orig;
00039 }

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