stralloc/stralloc_ready.c

Go to the documentation of this file.
00001 // Copyright 2005 Felix von Leitner <felix-libowfat@fefe.de>
00002 //           2006 Benedikt Böhm <hollow@gentoo.org>
00003 //
00004 // This program is free software; you can redistribute it and/or modify
00005 // it under the terms of the GNU General Public License as published by
00006 // the Free Software Foundation; either version 2 of the License, or
00007 // (at your option) any later version.
00008 //
00009 // This program is distributed in the hope that it will be useful,
00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 // GNU General Public License for more details.
00013 //
00014 // You should have received a copy of the GNU General Public License
00015 // along with this program; if not, write to the
00016 // Free Software Foundation, Inc.,
00017 // 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00018 
00019 #include <stdlib.h>
00020 
00021 #include "stralloc.h"
00022 
00023 int stralloc_ready(stralloc_t *sa, size_t len)
00024 {
00025         size_t wanted = len + (len >> 3) + 30;
00026         char *tmp;
00027         
00028         if (!sa->s || sa->a < len) {
00029                 if (!(tmp = realloc(sa->s, wanted)))
00030                         return -1;
00031                 
00032                 sa->a = wanted;
00033                 sa->s = tmp;
00034         }
00035         
00036         return 0;
00037 }

Generated on Sun Dec 3 17:45:53 2006 for lucid by  doxygen 1.5.1