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Annotation of embedaddon/nginx/src/core/ngx_config.h, revision 1.1.1.1

1.1       misho       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_ */