xref: /freebsd/contrib/bc/scripts/os.c (revision 12e0d316644a4f80f5f1f78cf07bd93def43b1ca)
1 /*
2  * *****************************************************************************
3  *
4  * SPDX-License-Identifier: BSD-2-Clause
5  *
6  * Copyright (c) 2018-2024 Gavin D. Howard and contributors.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions are met:
10  *
11  * * Redistributions of source code must retain the above copyright notice, this
12  *   list of conditions and the following disclaimer.
13  *
14  * * Redistributions in binary form must reproduce the above copyright notice,
15  *   this list of conditions and the following disclaimer in the documentation
16  *   and/or other materials provided with the distribution.
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  * File for testing compilation on different platforms.
33  *
34  */
35 
36 // This is used by configure.sh to test for OpenBSD.
37 #ifdef BC_TEST_OPENBSD
38 #ifdef __OpenBSD__
39 #error On OpenBSD without _BSD_SOURCE
40 #endif // __OpenBSD__
41 #endif // BC_TEST_OPENBSD
42 
43 // This is used by configure.sh to test for FreeBSD.
44 #ifdef BC_TEST_FREEBSD
45 #ifdef __FreeBSD__
46 #error On FreeBSD with _POSIX_C_SOURCE
47 #endif // __FreeBSD__
48 #endif // BC_TEST_FREEBSD
49 
50 // This is used by configure.sh to test for macOS.
51 #ifdef BC_TEST_APPLE
52 #ifdef __APPLE__
53 #error On macOS without _DARWIN_C_SOURCE
54 #endif // __APPLE__
55 #endif // BC_TEST_APPLE
56 
57 extern int test;
58 
59 int test;
60