?? memory.c
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/** * Memory handling * Library: joedog * * Copyright (C) 2000, 2001, 2002 by * Jeffrey Fulmer - <jdfulmer@armstrong.com> * This file is distributed as part of Siege * * 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 of the License, 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 <config.h>#include <memory.h>#include <error.h>#include <string.h>char *xstrdup(const char *str){ char *dupe;#ifndef HAVE_STRDUP int i;#endif/*HAVE_STRDUP*/ if( !str ) joe_fatal("string has no value!");#ifdef HAVE_STRDUP dupe = strdup( str ); if(dupe==NULL) joe_fatal("xstrdup"); #else i = strlen( str ); dupe = malloc( i + 1 ); if(dupe==NULL) joe_fatal("xstrdup"); memcpy(dupe, str, i + 1);#endif return dupe; }/** * xrealloc replaces realloc */void * xrealloc(void *object, size_t size){ void *tmp; if( object ) tmp = realloc(object, size); else tmp = malloc(size); if(tmp==NULL) joe_fatal("Memory exhausted"); return tmp;} /** end xrealloc **//** * xmalloc replaces malloc */void *xmalloc(size_t size){ void *tmp = malloc(size); if(tmp==NULL) joe_fatal("Memory exhausted"); return tmp;} /** end of xmalloc **//** * xcalloc replaces calloc */void *xcalloc(size_t num, size_t size){ void *tmp = xmalloc(num * size); memset(tmp, 0, (num * size)); return tmp;} /** end of xcalloc **/voidxfree(void *ptr){ if(ptr!=NULL){ free(ptr); } return;}
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