1/*	$NetBSD: rtldenv.h,v 1.11 2011/12/11 11:05:11 joerg Exp $	 */
2
3/*
4 * Copyright 1996 Matt Thomas <matt@3am-software.com>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 *    derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#ifndef _RTLDENV_H
31#define	_RTLDENV_H
32
33#include <stddef.h>
34#include <stdarg.h>
35
36void    *xcalloc(size_t);
37void    *xmalloc(size_t);
38void    *xrealloc(void *, size_t);
39char    *xstrdup(const char *);
40void	xfree(void *);
41
42#ifdef RTLD_LOADER
43void xprintf(const char *, ...)
44    __attribute__((__format__(__printf__, 1, 2)));
45void xvprintf(const char *, va_list)
46    __attribute__((__format__(__printf__, 1, 0)));
47void xsnprintf(char *, size_t, const char *, ...)
48    __attribute__((__format__(__printf__, 3, 4)));
49size_t xvsnprintf(char *, size_t, const char *, va_list)
50    __attribute__((__format__(__printf__, 3, 0)));
51void xwarn(const char *, ...)
52    __attribute__((__format__(__printf__, 1, 2)));
53void xwarnx(const char *, ...)
54    __attribute__((__format__(__printf__, 1, 2)));
55void xerr(int, const char *, ...)
56    __attribute__((__noreturn__, __format__(__printf__, 2, 3)));
57void xerrx(int, const char *, ...)
58    __attribute__((__noreturn__, __format__(__printf__, 2, 3)));
59
60void     xassert(const char *, int, const char *) __dead;
61const char *xstrerror(int);
62int	xunsetenv(const char *);
63
64# ifdef DEBUG
65#  define assert(cond)	((cond) ? (void) 0 : xassert(__FILE__, __LINE__, #cond))
66# else
67#  define assert(cond)	(void) 0
68# endif
69#else
70# include <assert.h>
71# include <stdio.h>
72# include <err.h>
73
74# define xprintf	printf
75# define xvprintf	vprintf
76# define xsnprintf	snprintf
77# define xvsnprintf	vsnprintf
78# define xwarn		warn
79# define xwarnx		warnx
80# define xerr		err
81# define xerrx		errx
82# define xassert	assert
83# define xstrerror	strerror
84#endif
85
86#endif /* _RTLDENV_H */
87