1*89a07cf8Schristos /* $NetBSD: new.cpp,v 1.1.1.1 2016/01/13 18:41:48 christos Exp $ */
2*89a07cf8Schristos
3*89a07cf8Schristos /* Copyright (C) 1989, 1990, 1991, 1992, 2001, 2003, 2004
4*89a07cf8Schristos Free Software Foundation, Inc.
5*89a07cf8Schristos Written by James Clark (jjc@jclark.com)
6*89a07cf8Schristos
7*89a07cf8Schristos This file is part of groff.
8*89a07cf8Schristos
9*89a07cf8Schristos groff is free software; you can redistribute it and/or modify it under
10*89a07cf8Schristos the terms of the GNU General Public License as published by the Free
11*89a07cf8Schristos Software Foundation; either version 2, or (at your option) any later
12*89a07cf8Schristos version.
13*89a07cf8Schristos
14*89a07cf8Schristos groff is distributed in the hope that it will be useful, but WITHOUT ANY
15*89a07cf8Schristos WARRANTY; without even the implied warranty of MERCHANTABILITY or
16*89a07cf8Schristos FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17*89a07cf8Schristos for more details.
18*89a07cf8Schristos
19*89a07cf8Schristos You should have received a copy of the GNU General Public License along
20*89a07cf8Schristos with groff; see the file COPYING. If not, write to the Free Software
21*89a07cf8Schristos Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
22*89a07cf8Schristos
23*89a07cf8Schristos #include "lib.h"
24*89a07cf8Schristos
25*89a07cf8Schristos #include <stddef.h>
26*89a07cf8Schristos #include <stdlib.h>
27*89a07cf8Schristos
28*89a07cf8Schristos #include "posix.h"
29*89a07cf8Schristos #include "nonposix.h"
30*89a07cf8Schristos
31*89a07cf8Schristos extern "C" const char *program_name;
32*89a07cf8Schristos
ewrite(const char * s)33*89a07cf8Schristos static void ewrite(const char *s)
34*89a07cf8Schristos {
35*89a07cf8Schristos write(2, s, strlen(s));
36*89a07cf8Schristos }
37*89a07cf8Schristos
operator new(size_t size)38*89a07cf8Schristos void *operator new(size_t size)
39*89a07cf8Schristos {
40*89a07cf8Schristos // Avoid relying on the behaviour of malloc(0).
41*89a07cf8Schristos if (size == 0)
42*89a07cf8Schristos size++;
43*89a07cf8Schristos #ifdef COOKIE_BUG
44*89a07cf8Schristos char *p = (char *)malloc(unsigned(size + 8));
45*89a07cf8Schristos #else /* not COOKIE_BUG */
46*89a07cf8Schristos char *p = (char *)malloc(unsigned(size));
47*89a07cf8Schristos #endif /* not COOKIE_BUG */
48*89a07cf8Schristos if (p == 0) {
49*89a07cf8Schristos if (program_name) {
50*89a07cf8Schristos ewrite(program_name);
51*89a07cf8Schristos ewrite(": ");
52*89a07cf8Schristos }
53*89a07cf8Schristos ewrite("out of memory\n");
54*89a07cf8Schristos _exit(-1);
55*89a07cf8Schristos }
56*89a07cf8Schristos #ifdef COOKIE_BUG
57*89a07cf8Schristos ((unsigned *)p)[1] = 0;
58*89a07cf8Schristos return p + 8;
59*89a07cf8Schristos #else /* not COOKIE_BUG */
60*89a07cf8Schristos return p;
61*89a07cf8Schristos #endif /* not COOKIE_BUG */
62*89a07cf8Schristos }
63*89a07cf8Schristos
operator delete(void * p)64*89a07cf8Schristos void operator delete(void *p)
65*89a07cf8Schristos {
66*89a07cf8Schristos #ifdef COOKIE_BUG
67*89a07cf8Schristos if (p)
68*89a07cf8Schristos free((void *)((char *)p - 8));
69*89a07cf8Schristos #else
70*89a07cf8Schristos if (p)
71*89a07cf8Schristos free(p);
72*89a07cf8Schristos #endif /* COOKIE_BUG */
73*89a07cf8Schristos }
74