00001 // Copyright (C) 2005 Felix von Leitner <felix-libowfat@fefe.de> 00002 // 2006-2007 Benedikt Böhm <hollow@gentoo.org> 00003 // 00004 // This program is free software; you can redistribute it and/or 00005 // modify it under the terms of the GNU General Public License 00006 // as published by the Free Software Foundation; either version 2 00007 // of the License, or (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 Free Software 00016 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA 00017 00018 #include "mem.h" 00019 #include "stralloc.h" 00020 00021 int stralloc_ready(stralloc_t *sa, size_t len) 00022 { 00023 size_t wanted = len + (len >> 3) + 30; 00024 char *tmp; 00025 00026 if (!sa->s || sa->a < len) { 00027 if (!(tmp = mem_realloc(sa->s, wanted))) 00028 return -1; 00029 00030 sa->a = wanted; 00031 sa->s = tmp; 00032 } 00033 00034 return 0; 00035 }