1151497Sru/* Copyright (C) 1989, 1990, 1991, 1992, 2001, 2003, 2004 2114402Sru Free Software Foundation, Inc. 3114402Sru Written by James Clark (jjc@jclark.com) 4114402Sru 5114402SruThis file is part of groff. 6114402Sru 7114402Srugroff is free software; you can redistribute it and/or modify it under 8114402Sruthe terms of the GNU General Public License as published by the Free 9114402SruSoftware Foundation; either version 2, or (at your option) any later 10114402Sruversion. 11114402Sru 12114402Srugroff is distributed in the hope that it will be useful, but WITHOUT ANY 13114402SruWARRANTY; without even the implied warranty of MERCHANTABILITY or 14114402SruFITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15114402Srufor more details. 16114402Sru 17114402SruYou should have received a copy of the GNU General Public License along 18114402Sruwith groff; see the file COPYING. If not, write to the Free Software 19151497SruFoundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */ 20114402Sru 21114402Sru#include "lib.h" 22114402Sru 23114402Sru#include <stddef.h> 24114402Sru#include <stdlib.h> 25114402Sru 26114402Sru#include "posix.h" 27114402Sru#include "nonposix.h" 28114402Sru 29151497Sruextern "C" const char *program_name; 30114402Sru 31114402Srustatic void ewrite(const char *s) 32114402Sru{ 33114402Sru write(2, s, strlen(s)); 34114402Sru} 35114402Sru 36114402Sruvoid *operator new(size_t size) 37114402Sru{ 38114402Sru // Avoid relying on the behaviour of malloc(0). 39114402Sru if (size == 0) 40114402Sru size++; 41114402Sru#ifdef COOKIE_BUG 42114402Sru char *p = (char *)malloc(unsigned(size + 8)); 43114402Sru#else /* not COOKIE_BUG */ 44114402Sru char *p = (char *)malloc(unsigned(size)); 45114402Sru#endif /* not COOKIE_BUG */ 46114402Sru if (p == 0) { 47114402Sru if (program_name) { 48114402Sru ewrite(program_name); 49114402Sru ewrite(": "); 50114402Sru } 51114402Sru ewrite("out of memory\n"); 52114402Sru _exit(-1); 53114402Sru } 54114402Sru#ifdef COOKIE_BUG 55114402Sru ((unsigned *)p)[1] = 0; 56114402Sru return p + 8; 57114402Sru#else /* not COOKIE_BUG */ 58114402Sru return p; 59114402Sru#endif /* not COOKIE_BUG */ 60114402Sru} 61114402Sru 62114402Sruvoid operator delete(void *p) 63114402Sru{ 64114402Sru#ifdef COOKIE_BUG 65114402Sru if (p) 66114402Sru free((void *)((char *)p - 8)); 67114402Sru#else 68114402Sru if (p) 69114402Sru free(p); 70114402Sru#endif /* COOKIE_BUG */ 71114402Sru} 72