xref: /illumos-gate/usr/src/head/iso/stdlib_c11.h (revision 026e699f086745296cda4664068f50ace71e32e2)
1 /*
2  * This file and its contents are supplied under the terms of the
3  * Common Development and Distribution License ("CDDL"), version 1.0.
4  * You may only use this file in accordance with the terms of version
5  * 1.0 of the CDDL.
6  *
7  * A full copy of the text of the CDDL should have accompanied this
8  * source.  A copy of the CDDL is also available via the Internet at
9  * http://www.illumos.org/license/CDDL.
10  */
11 
12 /*
13  * Copyright 2016 Joyent, Inc.
14  */
15 
16 /*
17  * An application should not include this header directly.  Instead it
18  * should be included only through the inclusion of other illumos headers.
19  *
20  * The contents of this header is limited to identifiers specified in
21  * the C11 standard and in conflict with the C++ implementation of the
22  * standard header.  The C++ standard may adopt the C11 standard at
23  * which point it is expected that the symbols included here will
24  * become part of the C++ std namespace.
25  */
26 
27 #ifndef _ISO_STDLIB_C11_H
28 #define	_ISO_STDLIB_C11_H
29 
30 #include <sys/feature_tests.h>
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 #if __cplusplus >= 199711L
37 namespace std {
38 #endif
39 
40 /*
41  * The following have been added as a result of the ISO/IEC 9899:2011
42  * standard. For a strictly conforming C application, visibility is
43  * contingent on the value of __STDC_VERSION__ (see sys/feature_tests.h).
44  * For non-strictly conforming C applications, there are no restrictions
45  * on the C namespace.
46  */
47 
48 /*
49  * Work around fix-includes and other bad actors with using multiple headers.
50  */
51 #if !defined(_NORETURN_KYWD)
52 #if __STDC_VERSION__ - 0 >= 201112L
53 #define	_NORETURN_KYWD	_Noreturn
54 #else
55 #define	_NORETURN_KYWD
56 #endif	/* __STDC_VERSION__ - 0 >= 201112L */
57 #endif	/* !defined(_NORETURN_KYWD) */
58 
59 #if !defined(_STRICT_SYMBOLS) || defined(_STDC_C11)
60 extern void *aligned_alloc(size_t, size_t);
61 extern int at_quick_exit(void (*)(void));
62 extern _NORETURN_KYWD void quick_exit(int);
63 #endif /* !_STRICT_SYMBOLS || _STDC_C11 */
64 
65 #if __cplusplus >= 199711L
66 }
67 #endif
68 
69 #ifdef __cplusplus
70 }
71 #endif
72 
73 #endif /* _ISO_STDLIB_C11_H */
74