diff options
Diffstat (limited to 'lib/compiler.h')
-rw-r--r-- | lib/compiler.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/compiler.h b/lib/compiler.h new file mode 100644 index 000000000..a08678b26 --- /dev/null +++ b/lib/compiler.h @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2008, 2009 Nicira Networks. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef COMPILER_H +#define COMPILER_H 1 + +#define NO_RETURN __attribute__((__noreturn__)) +#define UNUSED __attribute__((__unused__)) +#define PACKED __attribute__((__packed__)) +#define PRINTF_FORMAT(FMT, ARG1) __attribute__((__format__(printf, FMT, ARG1))) +#define STRFTIME_FORMAT(FMT) __attribute__((__format__(__strftime__, FMT, 0))) +#define MALLOC_LIKE __attribute__((__malloc__)) +#define ALWAYS_INLINE __attribute__((always_inline)) +#define likely(x) __builtin_expect((x),1) +#define unlikely(x) __builtin_expect((x),0) + +#endif /* compiler.h */ |