1 /*
2  * Copyright (c) 2022 Omar Polo <op@openbsd.org>
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #ifndef COMPAT_H
18 #define COMPAT_H
19 
20 #ifndef __OpenBSD__
21 #define pledge(s, p) (0)
22 #define unveil(s, p) (0)
23 #endif
24 
25 #ifndef __dead
26 #define __dead __attribute__((__noreturn__))
27 #endif
28 
29 #ifndef HAVE_ASPRINTF
30 int		 asprintf(char **, const char *, ...);
31 int		 vasprintf(char **, const char *, va_list);
32 #endif
33 
34 #ifndef HAVE_ERR
35 __dead void	 err(int, const char *, ...);
36 __dead void	 errx(int, const char *, ...);
37 void		 warn(const char *, ...);
38 void		 warnx(const char *, ...);
39 #else
40 # include <err.h>
41 #endif
42 
43 #ifndef HAVE_GETPROGNAME
44 const char	*getprogname(void);
45 #endif
46 
47 #ifndef HAVE_REALLOCARRAY
48 void		*reallocarray(void *, size_t, size_t);
49 #endif
50 
51 #endif