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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 |