src/core/ngx_config.h

   1
   2 /*
   3  * Copyright (C) Igor Sysoev
   4  */
   5
   6
   7 #ifndef _NGX_CONFIG_H_INCLUDED_
   8 #define _NGX_CONFIG_H_INCLUDED_
   9
  10
  11 #include <ngx_auto_headers.h>
  12
  13
  14 #if defined __DragonFly__ && !defined __FreeBSD__
  15 #define __FreeBSD__        4
  16 #define __FreeBSD_version  480101
  17 #endif
  18
  19
  20 #if (NGX_FREEBSD)
  21 #include <ngx_freebsd_config.h>
  22
  23
  24 #elif (NGX_LINUX)
  25 #include <ngx_linux_config.h>
  26
  27
  28 #elif (NGX_SOLARIS)
  29 #include <ngx_solaris_config.h>
  30
  31
  32 #elif (NGX_WIN32)
  33 #include <ngx_win32_config.h>
  34
  35
  36 #else /* POSIX */
  37 #include <ngx_posix_config.h>
  38
  39 #endif
  40
  41
  42 #ifndef NGX_HAVE_SO_SNDLOWAT
  43 #define NGX_HAVE_SO_SNDLOWAT     1
  44 #endif
  45
  46
  47 #if !(NGX_WIN32)
  48
  49 #define ngx_signal_helper(n)     SIG##n
  50 #define ngx_signal_value(n)      ngx_signal_helper(n)
  51
  52 /* TODO: #ifndef */
  53 #define NGX_SHUTDOWN_SIGNAL      QUIT
  54 #define NGX_TERMINATE_SIGNAL     TERM
  55 #define NGX_NOACCEPT_SIGNAL      WINCH
  56 #define NGX_RECONFIGURE_SIGNAL   HUP
  57
  58 #if (NGX_LINUXTHREADS)
  59 #define NGX_REOPEN_SIGNAL        INFO
  60 #define NGX_CHANGEBIN_SIGNAL     XCPU
  61 #else
  62 #define NGX_REOPEN_SIGNAL        USR1
  63 #define NGX_CHANGEBIN_SIGNAL     USR2
  64 #endif
  65
  66 #endif
  67
  68
  69
  70 /* TODO: platform specific: array[NGX_INVALID_ARRAY_INDEX] must cause SIGSEGV */
  71 #define NGX_INVALID_ARRAY_INDEX 0x80000000
  72
  73
  74 #if 1
  75 /* STUB: autoconf */
  76 typedef int                ngx_int_t;
  77 typedef u_int              ngx_uint_t;
  78 typedef int                ngx_flag_t;
  79 #define NGX_INT_T_LEN      sizeof("-2147483648") - 1
  80
  81 #else
  82
  83 typedef long               ngx_int_t;
  84 typedef u_long             ngx_uint_t;
  85 typedef long               ngx_flag_t;
  86 #define NGX_INT_T_LEN      sizeof("-9223372036854775808") - 1
  87
  88 #endif
  89
  90 /* TODO: auto */
  91 #define NGX_INT32_LEN      sizeof("-2147483648") - 1
  92 #define NGX_INT64_LEN      sizeof("-9223372036854775808") - 1
  93 #define NGX_OFF_T_LEN      sizeof("-9223372036854775808") - 1
  94
  95 #define NGX_MAX_INT_LEN    (sizeof("-9223372036854775808") - 1)
  96
  97
  98 #if (NGX_SOLARIS)
  99
 100 /* TODO: auto_conf */
 101 #define NGX_ALIGN       (_MAX_ALIGNMENT - 1)         /* platform word */
 102 #define NGX_ALIGN_CAST  (unsigned long)              /* size of the pointer */
 103
 104 #else
 105
 106 /* TODO: auto_conf */
 107 #define NGX_ALIGN       (sizeof(unsigned long) - 1)  /* platform word */
 108 #define NGX_ALIGN_CAST  (unsigned long)              /* size of the pointer */
 109
 110 #endif
 111
 112 #define ngx_align(p)    (char *) ((NGX_ALIGN_CAST p + NGX_ALIGN) & ~NGX_ALIGN)
 113
 114
 115 /* TODO: auto_conf: ngx_inline   inline __inline __inline__ */
 116 #ifndef ngx_inline
 117 #define ngx_inline   __inline
 118 #endif
 119
 120 #define NGX_ACCEPT_THRESHOLD   100
 121
 122 #ifndef INADDR_NONE  /* Solaris */
 123 #define INADDR_NONE  ((unsigned int) -1)
 124 #endif
 125
 126 #ifndef INET_ADDRSTRLEN  /* Win32 */
 127 #define INET_ADDRSTRLEN  16
 128 #endif
 129
 130 #define NGX_MAXHOSTNAMELEN 64
 131 /*
 132 #define NGX_MAXHOSTNAMELEN MAXHOSTNAMELEN
 133 */
 134
 135
 136 #if ((__GNU__ == 2) && (__GNUC_MINOR__ < 8))
 137 #define NGX_MAX_UINT32_VALUE  0xffffffffLL
 138 #else
 139 #define NGX_MAX_UINT32_VALUE  0xffffffff
 140 #endif
 141
 142
 143 #endif /* _NGX_CONFIG_H_INCLUDED_ */