diff options
author | Ferass El Hafidi <vitali64pmemail@protonmail.com> | 2023-05-08 19:03:10 +0200 |
---|---|---|
committer | Ferass El Hafidi <vitali64pmemail@protonmail.com> | 2023-05-08 19:03:10 +0200 |
commit | f9ed707f171c8069e99e24e24c3da73d8b6f5716 (patch) | |
tree | 4da9838d387c8bc260e83f3f51f5dfa83e0b48ae /include/stdlib/sys/_null.h | |
download | amlogic-bl2-master.tar.gz |
Diffstat (limited to 'include/stdlib/sys/_null.h')
-rw-r--r-- | include/stdlib/sys/_null.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/include/stdlib/sys/_null.h b/include/stdlib/sys/_null.h new file mode 100644 index 0000000..92706c6 --- /dev/null +++ b/include/stdlib/sys/_null.h @@ -0,0 +1,47 @@ +/*- + * Copyright (c) 2003 Marcel Moolenaar + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef NULL + +#if !defined(__cplusplus) +#define NULL ((void *)0) +#else +#if __cplusplus >= 201103L +#define NULL nullptr +#elif defined(__GNUG__) && defined(__GNUC__) && __GNUC__ >= 4 +#define NULL __null +#else +#if defined(__LP64__) +#define NULL (0L) +#else +#define NULL 0 +#endif /* __LP64__ */ +#endif /* __GNUG__ */ +#endif /* !__cplusplus */ + +#endif |