[redis.git] / src / solarisfixes.h

/* Solaris specific fixes.
 *
 * Copyright (c) 2009-2012, Salvatore Sanfilippo <antirez at gmail dot com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   * Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *   * 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.
 *   * Neither the name of Redis nor the names of its contributors may be used
 *     to endorse or promote products derived from this software without
 *     specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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.
 */

#if defined(__GNUC__)
#include <math.h>
#undef isnan
#define isnan(x) \
     __extension__({ __typeof (x) __x_a = (x); \
     __builtin_expect(__x_a != __x_a, 0); })

#undef isfinite
#define isfinite(x) \
     __extension__ ({ __typeof (x) __x_f = (x); \
     __builtin_expect(!isnan(__x_f - __x_f), 1); })

#undef isinf
#define isinf(x) \
     __extension__ ({ __typeof (x) __x_i = (x); \
     __builtin_expect(!isnan(__x_i) && !isfinite(__x_i), 0); })

#define u_int uint
#define u_int32_t uint32_t
#endif /* __GNUC__ */
Commit	Line	Data
d288ee65	1	/* Solaris specific fixes.
	2	*
	3	* Copyright (c) 2009-2012, Salvatore Sanfilippo <antirez at gmail dot com>
	4	* All rights reserved.
	5	*
	6	* Redistribution and use in source and binary forms, with or without
	7	* modification, are permitted provided that the following conditions are met:
	8	*
	9	* * Redistributions of source code must retain the above copyright notice,
	10	* this list of conditions and the following disclaimer.
	11	* * Redistributions in binary form must reproduce the above copyright
	12	* notice, this list of conditions and the following disclaimer in the
	13	* documentation and/or other materials provided with the distribution.
	14	* * Neither the name of Redis nor the names of its contributors may be used
	15	* to endorse or promote products derived from this software without
	16	* specific prior written permission.
	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 OWNER 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	*/
5043dff3	30
0bc1b2f6	31	#if defined(__GNUC__)
abe18d0e	32	#include <math.h>
5043dff3	33	#undef isnan
	34	#define isnan(x) \
	35	__extension__({ __typeof (x) __x_a = (x); \
	36	__builtin_expect(__x_a != __x_a, 0); })
	37
	38	#undef isfinite
	39	#define isfinite(x) \
	40	__extension__ ({ __typeof (x) __x_f = (x); \
	41	__builtin_expect(!isnan(__x_f - __x_f), 1); })
	42
	43	#undef isinf
	44	#define isinf(x) \
	45	__extension__ ({ __typeof (x) __x_i = (x); \
	46	__builtin_expect(!isnan(__x_i) && !isfinite(__x_i), 0); })
9caf1a20	47
9caf1a20	48	#define u_int uint
9b883415	49	#define u_int32_t uint32_t
0bc1b2f6	50	#endif /* __GNUC__ */