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1#ifndef __CONFIG_H
2#define __CONFIG_H
3
4#ifdef __APPLE__
5#include <AvailabilityMacros.h>
6#endif
7
8/* Define redis_fstat to fstat or fstat64() */
9#if defined(__APPLE__) && !defined(MAC_OS_X_VERSION_10_6)
10#define redis_fstat fstat64
11#define redis_stat stat64
12#else
13#define redis_fstat fstat
14#define redis_stat stat
15#endif
16
17/* Test for proc filesystem */
18#ifdef __linux__
19#define HAVE_PROCFS 1
20#endif
21
22/* Test for task_info() */
23#if defined(__APPLE__)
24#define HAVE_TASKINFO 1
25#endif
26
27/* Test for backtrace() */
28#if defined(__APPLE__) || defined(__linux__) || defined(__sun)
29#define HAVE_BACKTRACE 1
30#endif
31
32/* Test for polling API */
33#ifdef __linux__
34#define HAVE_EPOLL 1
35#endif
36
37#if (defined(__APPLE__) && defined(MAC_OS_X_VERSION_10_6)) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined (__NetBSD__)
38#define HAVE_KQUEUE 1
39#endif
40
41/* Define aof_fsync to fdatasync() in Linux and fsync() for all the rest */
42#ifdef __linux__
43#define aof_fsync fdatasync
44#else
45#define aof_fsync fsync
46#endif
47
48/* Byte ordering detection */
49#include <sys/types.h> /* This will likely define BYTE_ORDER */
50
51#ifndef BYTE_ORDER
52#if (BSD >= 199103)
53# include <machine/endian.h>
54#else
55#if defined(linux) || defined(__linux__)
56# include <endian.h>
57#else
58#define LITTLE_ENDIAN 1234 /* least-significant byte first (vax, pc) */
59#define BIG_ENDIAN 4321 /* most-significant byte first (IBM, net) */
60#define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long (pdp)*/
61
62#if defined(vax) || defined(ns32000) || defined(sun386) || defined(__i386__) || \
63 defined(MIPSEL) || defined(_MIPSEL) || defined(BIT_ZERO_ON_RIGHT) || \
64 defined(__alpha__) || defined(__alpha)
65#define BYTE_ORDER LITTLE_ENDIAN
66#endif
67
68#if defined(sel) || defined(pyr) || defined(mc68000) || defined(sparc) || \
69 defined(is68k) || defined(tahoe) || defined(ibm032) || defined(ibm370) || \
70 defined(MIPSEB) || defined(_MIPSEB) || defined(_IBMR2) || defined(DGUX) ||\
71 defined(apollo) || defined(__convex__) || defined(_CRAY) || \
72 defined(__hppa) || defined(__hp9000) || \
73 defined(__hp9000s300) || defined(__hp9000s700) || \
74 defined (BIT_ZERO_ON_LEFT) || defined(m68k) || defined(__sparc)
75#define BYTE_ORDER BIG_ENDIAN
76#endif
77#endif /* linux */
78#endif /* BSD */
79#endif /* BYTE_ORDER */
80
81#if defined(__BYTE_ORDER) && !defined(BYTE_ORDER)
82#if (__BYTE_ORDER == __LITTLE_ENDIAN)
83#define BYTE_ORDER LITTLE_ENDIAN
84#else
85#define BYTE_ORDER BIG_ENDIAN
86#endif
87#endif
88
89#if !defined(BYTE_ORDER) || \
90 (BYTE_ORDER != BIG_ENDIAN && BYTE_ORDER != LITTLE_ENDIAN)
91 /* you must determine what the correct bit order is for
92 * your compiler - the next line is an intentional error
93 * which will force your compiles to bomb until you fix
94 * the above macros.
95 */
96#error "Undefined or invalid BYTE_ORDER"
97#endif
98
99#endif