[mirror_ovs.git] / lib / compiler.h

/*
 * Copyright (c) 2008, 2009, 2010 Nicira Networks.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef COMPILER_H
#define COMPILER_H 1

#define NO_RETURN __attribute__((__noreturn__))
#define OVS_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)
#define WARN_UNUSED_RESULT __attribute__((__warn_unused_result__))

#endif /* compiler.h */
Commit	Line	Data
064af421	1	/*
67a4917b	2	* Copyright (c) 2008, 2009, 2010 Nicira Networks.
064af421	3	*
a14bc59f BP	4	* Licensed under the Apache License, Version 2.0 (the "License");
	5	* you may not use this file except in compliance with the License.
	6	* You may obtain a copy of the License at:
064af421	7	*
a14bc59f BP	8	* http://www.apache.org/licenses/LICENSE-2.0
	9	*
	10	* Unless required by applicable law or agreed to in writing, software
	11	* distributed under the License is distributed on an "AS IS" BASIS,
	12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	13	* See the License for the specific language governing permissions and
	14	* limitations under the License.
064af421 BP	15	*/
	16
	17	#ifndef COMPILER_H
	18	#define COMPILER_H 1
	19
	20	#define NO_RETURN __attribute__((__noreturn__))
67a4917b	21	#define OVS_UNUSED __attribute__((__unused__))
064af421 BP	22	#define PACKED __attribute__((__packed__))
	23	#define PRINTF_FORMAT(FMT, ARG1) __attribute__((__format__(printf, FMT, ARG1)))
	24	#define STRFTIME_FORMAT(FMT) __attribute__((__format__(__strftime__, FMT, 0)))
	25	#define MALLOC_LIKE __attribute__((__malloc__))
	26	#define ALWAYS_INLINE __attribute__((always_inline))
	27	#define likely(x) __builtin_expect((x),1)
	28	#define unlikely(x) __builtin_expect((x),0)
f85f8ebb	29	#define WARN_UNUSED_RESULT __attribute__((__warn_unused_result__))
064af421 BP	30
064af421 BP	31	#endif /* compiler.h */