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Linux Cross Reference
Nginx/core/ngx_config.h

Version: ~ [ nginx-0.8.20 ] ~ [ nginx-0.7.62 ] ~ [ nginx-0.6.39 ] ~

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

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