1
2 /*
3 * Copyright (C) Igor Sysoev
4 * Copyright (C) Nginx, Inc.
5 */
6
7
8 #ifndef _NGX_CONFIG_H_INCLUDED_
9 #define _NGX_CONFIG_H_INCLUDED_
10
11
12 #include <ngx_auto_headers.h>
13
14
15 #if defined __DragonFly__ && !defined __FreeBSD__
16 #define __FreeBSD__ 4
17 #define __FreeBSD_version 480101
18 #endif
19
20
21 #if (NGX_FREEBSD)
22 #include <ngx_freebsd_config.h>
23
24
25 #elif (NGX_LINUX)
26 #include <ngx_linux_config.h>
27
28
29 #elif (NGX_SOLARIS)
30 #include <ngx_solaris_config.h>
31
32
33 #elif (NGX_DARWIN)
34 #include <ngx_darwin_config.h>
35
36
37 #elif (NGX_WIN32)
38 #include <ngx_win32_config.h>
39
40
41 #else /* POSIX */
42 #include <ngx_posix_config.h>
43
44 #endif
45
46
47 #ifndef NGX_HAVE_SO_SNDLOWAT
48 #define NGX_HAVE_SO_SNDLOWAT 1
49 #endif
50
51
52 #if !(NGX_WIN32)
53
54 #define ngx_signal_helper(n) SIG##n
55 #define ngx_signal_value(n) ngx_signal_helper(n)
56
57 #define ngx_random random
58
59 /* TODO: #ifndef */
60 #define NGX_SHUTDOWN_SIGNAL QUIT
61 #define NGX_TERMINATE_SIGNAL TERM
62 #define NGX_NOACCEPT_SIGNAL WINCH
63 #define NGX_RECONFIGURE_SIGNAL HUP
64
65 #if (NGX_LINUXTHREADS)
66 #define NGX_REOPEN_SIGNAL INFO
67 #define NGX_CHANGEBIN_SIGNAL XCPU
68 #else
69 #define NGX_REOPEN_SIGNAL USR1
70 #define NGX_CHANGEBIN_SIGNAL USR2
71 #endif
72
73 #define ngx_cdecl
74 #define ngx_libc_cdecl
75
76 #endif
77
78 typedef intptr_t ngx_int_t;
79 typedef uintptr_t ngx_uint_t;
80 typedef intptr_t ngx_flag_t;
81
82
83 #define NGX_INT32_LEN sizeof("-2147483648") - 1
84 #define NGX_INT64_LEN sizeof("-9223372036854775808") - 1
85
86 #if (NGX_PTR_SIZE == 4)
87 #define NGX_INT_T_LEN NGX_INT32_LEN
88 #else
89 #define NGX_INT_T_LEN NGX_INT64_LEN
90 #endif
91
92
93 #ifndef NGX_ALIGNMENT
94 #define NGX_ALIGNMENT sizeof(unsigned long) /* platform word */
95 #endif
96
97 #define ngx_align(d, a) (((d) + (a - 1)) & ~(a - 1))
98 #define ngx_align_ptr(p, a) \
99 (u_char *) (((uintptr_t) (p) + ((uintptr_t) a - 1)) & ~((uintptr_t) a - 1))
100
101
102 #define ngx_abort abort
103
104
105 /* TODO: platform specific: array[NGX_INVALID_ARRAY_INDEX] must cause SIGSEGV */
106 #define NGX_INVALID_ARRAY_INDEX 0x80000000
107
108
109 /* TODO: auto_conf: ngx_inline inline __inline __inline__ */
110 #ifndef ngx_inline
111 #define ngx_inline inline
112 #endif
113
114 #ifndef INADDR_NONE /* Solaris */
115 #define INADDR_NONE ((unsigned int) -1)
116 #endif
117
118 #ifdef MAXHOSTNAMELEN
119 #define NGX_MAXHOSTNAMELEN MAXHOSTNAMELEN
120 #else
121 #define NGX_MAXHOSTNAMELEN 256
122 #endif
123
124
125 #if ((__GNU__ == 2) && (__GNUC_MINOR__ < 8))
126 #define NGX_MAX_UINT32_VALUE (uint32_t) 0xffffffffLL
127 #else
128 #define NGX_MAX_UINT32_VALUE (uint32_t) 0xffffffff
129 #endif
130
131 #define NGX_MAX_INT32_VALUE (uint32_t) 0x7fffffff
132
133
134 #endif /* _NGX_CONFIG_H_INCLUDED_ */
135
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