release/src/router/nginx/src/core/ngx_config.h

   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_ */