xref: /freebsd/sys/contrib/openzfs/module/zstd/include/stdlib.h (revision e25152834cdf3b353892835a4f3b157e066a8ed4)
1 /*
2  * BSD 3-Clause New License (https://spdx.org/licenses/BSD-3-Clause.html)
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are met:
6  *
7  * 1. Redistributions of source code must retain the above copyright notice,
8  * this list of conditions and the following disclaimer.
9  *
10  * 2. Redistributions in binary form must reproduce the above copyright notice,
11  * this list of conditions and the following disclaimer in the documentation
12  * and/or other materials provided with the distribution.
13  *
14  * 3. Neither the name of the copyright holder nor the names of its
15  * contributors may be used to endorse or promote products derived from this
16  * software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28  * POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 /*
32  * Copyright (c) 2014-2019, Allan Jude
33  * Copyright (c) 2020, Brian Behlendorf
34  * Copyright (c) 2020, Michael Niewöhner
35  */
36 
37 #ifndef	_ZSTD_STDLIB_H
38 #define	_ZSTD_STDLIB_H
39 
40 #ifdef __cplusplus
41 extern "C" {
42 #endif
43 
44 #undef	GCC_VERSION
45 
46 /*
47  * Define calloc, malloc, free to make building work. They are never really used
48  * in zstdlib.c since allocation is done in zstd.c.
49  */
50 #define	calloc(n, sz)	NULL
51 #define	malloc(sz)	NULL
52 #define	free(ptr)
53 
54 #ifdef __cplusplus
55 }
56 #endif
57 
58 #endif /* _ZSTD_STDLIB_H */
59