wwwsys.h

firtext搜索引擎源码

/* curses.h */
#ifdef CURSES
#ifdef HAVE_CURSESX_H
#include <cursesX.h>
#else
#ifdef HAVE_CURSES_H
#include <curses.h>
#endif
#endif
#endif

/* resource.h (some wait.h's require it) */
#ifdef HAVE_SYS_RESOURCE_H
#include <sys/resource.h>
#else
#ifdef HAVE_RESOURCE_H
#include <resource.h>
#endif
#endif

/* dirent.h / ndir.h / dir.h */
#ifdef HAVE_DIRENT_H
#include <dirent.h>
#define NAMLEN(dirent) strlen((dirent)->d_name)
#else
#define dirent direct
#define NAMLEN(dirent) (dirent)->d_namlen
#ifdef HAVE_SYS_NDIR_H
#include <sys/ndir.h>
#endif
#ifdef HAVE_SYS_DIR_H
#include <sys/dir.h>
#endif
#ifdef HAVE_DIR_H
#include <dir.h>
#endif
#ifdef HAVE_NDIR_H
#include <ndir.h>
#endif
#endif

#if !defined(HAVE_STRCHR)
#define strchr index
#define strrchr rindex
#endif
#if !defined(HAVE_MEMCPY)
#define memcpy(d, s, n) bcopy((s), (d), (n))
#define memmove(d, s, n) bcopy((s), (d), (n))
#endif

/* Definition of var args */
#if defined(STDC_HEADERS) || defined(__STDC__)
#include <stdarg.h>
#else
#ifndef WWW_MSWINDOWS
#include <varargs.h>
#endif
#endif

/* wait.h */
#ifdef HAVE_SYS_WAIT_H
#include <sys/wait.h>
#endif
#ifndef WEXITSTATUS
#define WEXITSTATUS(stat_val) (((unsigned)(stat_val) >> 8) & 255)
#endif
#ifndef WIFEXITED
#define WIFEXITED(stat_val) (((stat_val) & 255) == 0)
#endif

#ifdef HT_POSIX_REGEX
#ifdef HAVE_RXPOSIX_H
#include <rxposix.h>
#else
#ifdef HAVE_REGEX_H
#include <regex.h>
#endif
#endif
#define W3C_DEFAULT_REGEX_FLAGS		(REG_EXTENDED | REG_NEWLINE)
#endif

/*
.
  Booleans
.
*/

#ifndef __MINGW32__ /* has a typedef for BOOLEAN */
#ifndef BOOLEAN
typedef char	BOOLEAN;				    /* Logical value */
#endif
#endif

#ifndef CURSES
#ifndef TRUE
#define TRUE	(BOOLEAN)1
#define	FALSE	(BOOLEAN)0
#endif
#endif	 /*  CURSES  */

#if !defined(BOOL) && !defined(WWW_MSWINDOWS)
#define BOOL BOOLEAN
#endif

#ifndef YES
#define YES             (BOOL)1
#define NO              (BOOL)0
#endif

/*
.
  Integers
.

If we don't have these (for some mysterious reason) then define them. This
should (is?) be handled by the configure script already.
*/

/* Richard Atterer  
   Disabled - caused problems because mingw32 has typedefs for these. 
   They seem useless now. */

 
#ifndef u_short
#define u_short unsigned short
#endif

#ifndef u_long
#define u_long unsigned long
#endif

//*/

/*
.
  NULL Definition
.
*/

#ifndef NULL
#define NULL ((void *)0)
#endif

/*
.
  Sleep System Call
.

Some systems use milliseconds instead of seconds
*/

#ifndef SLEEP
#define SLEEP(n)	sleep(n)
#endif

/*
.
  SOCKS
.

SOCKS is a package for allowing socket connections to tunnel through firewalls
in carefully controlled situations. This package can be optionally compiled
with SOCKS support; these definitions replace the normal socket calls with
the SOCKS ones. Initial modification of the library is credited to Ian Dunkin
<[e-mail]>.
*/

#ifdef SOCKS
#ifdef SOCKS4
#define connect	        Rconnect
#define getsockname	Rgetsockname
#define getpeername	Rgetpeername
#define bind		Rbind
#define accept		Raccept
#define listen		Rlisten
#define select		Rselect
#define recvfrom	Rrecvfrom
#define sendto		Rsendto
#define recv		Rrecv
#define send		Rsend
#define read		Rread
#define write		Rwrite
#define rresvport	Rrresvport
#define shutdown	Rshutdown
#define listen		Rlisten
#define close		Rclose
#define dup		Rdup
#define dup2		Rdup2
#define fclose		Rfclose
#define gethostbyname	Rgethostbyname
#else
#ifdef SOCKS5
#define connect		SOCKSconnect
#define getsockname	SOCKSgetsockname
#define getpeername	SOCKSgetpeername
#define bind		SOCKSbind
#define accept		SOCKSaccept
#define listen		SOCKSlisten
#define select		SOCKSselect
#define recvfrom	SOCKSrecvfrom
#define sendto		SOCKSsendto
#define recv		SOCKSrecv
#define send		SOCKSsend
#define read		SOCKSread
#define write		SOCKSwrite
#define rresvport	SOCKSrresvport
#define shutdown	SOCKSshutdown
#define listen		SOCKSlisten
#define close		SOCKSclose
#define dup		SOCKSdup
#define dup2		SOCKSdup2
#define fclose		SOCKSfclose
#define gethostbyname	SOCKSgethostbyname
#endif /* SOCKS5 */
#endif /* SOCKS4 */
#endif /* SOCKS */

/*
.
  Network Family
.
*/

#ifdef DECNET
typedef struct sockaddr_dn SockA;  /* See netdnet/dn.h or custom vms.h */
#else /* Internet */
typedef struct sockaddr_in SockA;  /* See netinet/in.h */
#endif

/*
.
  Default Values of Network Access
.
*/

#ifndef NETCLOSE
#define NETCLOSE close		/* Routine to close a TCP-IP socket */
#endif

#ifndef NETREAD
#define NETREAD  read		/* Routine to read from a TCP-IP socket	*/
#endif

#ifndef NETWRITE
#define NETWRITE write		/* Routine to write to a TCP-IP socket */
#endif

#ifndef NETWRITEV
#define NETWRITEV writev
#endif

/*
.
  Definition of errno and Return Code
.

This is the definition of error codes and the corresponding string constants.
If we do not have the strerror function then try the error list
table.
*/

#ifndef ERRNO_DONE
extern int errno;
#define socerrno errno
#endif

#ifndef HAVE_STRERROR				  /* Otherwise use the table */
extern char *sys_errlist[];
extern int sys_nerr;
#endif

/*
.
  Definition of Socket Desrciptores
.

This is necessary in order to support Windows NT...
*/

#ifndef SOCKET
#define SOCKET int		/* Unix like socket descriptor */
#define INVSOC (-1)		/* Unix invalid socket */
#endif

#ifdef __svr4__
#define HT_BACKLOG 32		 /* Number of pending connect requests (TCP) */
#else
#define HT_BACKLOG 5		 /* Number of pending connect requests (TCP) */
#endif /* __svr4__ */

/*
.
  Additional Network variables for SOCKET, file access bits
.
*/

#if 0
#ifndef _WINSOCKAPI_
#define FD_READ         0x01
#define FD_WRITE        0x02
#define FD_OOB          0x04
#define FD_ACCEPT       0x08
#define FD_CONNECT      0x10
#define FD_CLOSE        0x20
#endif /* _WINSOCKAPI_ */
#endif

/*
.
  Rough estimate of max path length
.
*/

#ifndef HT_MAX_PATH
#ifdef MAXPATHLEN
#define HT_MAX_PATH MAXPATHLEN
#else
#ifdef PATH_MAX
#define HT_MAX_PATH PATH_MAX
#else
#define HT_MAX_PATH 1024	 	      	/* Any better ideas? */
#endif
#endif
#endif /* HT_MAX_PATH */

#ifndef HT_MAX_TMPNAM
#ifdef L_tmpnam
#define HT_MAX_TMPNAM	L_tmpnam
#else
#define HT_MAX_TMPNAM	128
#endif
#endif

/*
.
  Hash Table Sizes
.

The size of the hash tables used by the various libwww classes like the
HTNet class, the HTHost
class etc. is a speed-size compromize. Here you can set the sizes depending
on whether you have a lot of memory or not. The values must be prime numbers,
of course.
*/

#ifdef LIBWWW_SMALL
#define HT_XL_HASH_SIZE		101
#define HT_L_HASH_SIZE		67
#define HT_M_HASH_SIZE		31
#define HT_S_HASH_SIZE		5
#else
#ifdef LIBWWW_LARGE
#define HT_XL_HASH_SIZE		1499
#define HT_L_HASH_SIZE		599
#define HT_M_HASH_SIZE		101
#define HT_S_HASH_SIZE		67
#else
#ifdef LIBWWW_EXTRA_LARGE
#define HT_XL_HASH_SIZE		9973
#define HT_L_HASH_SIZE		1499
#define HT_M_HASH_SIZE		599
#define HT_S_HASH_SIZE		101
#else
#define HT_XL_HASH_SIZE		599
#define HT_L_HASH_SIZE		101
#define HT_M_HASH_SIZE		67
#define HT_S_HASH_SIZE		11
#endif
#endif
#endif

/*
.
  Definition of NGROUPS
.
*/

#ifdef GETGROUPS_T
#ifndef NGROUPS
#ifdef NGROUPS_MAX
#define NGROUPS		NGROUPS_MAX
#else
#define NGROUPS		20			/* Any better ideas? */
#endif
#endif
#endif

/*
.
  Definition of Max Domain Name Length
.
*/

#ifndef MAXHOSTNAMELEN
#define MAXHOSTNAMELEN 64			/* Any better ideas? */
#endif

/*
.
  File/Directory Management
.
*/

#ifndef MKDIR
#define MKDIR(a,b)	mkdir((a), (b))
#endif

#ifndef RMDIR
#define RMDIR(a)	rmdir((a))
#endif

#ifndef REMOVE
#define REMOVE(a)	unlink((a))
#endif

#ifndef DEFAULT_SUFFIXES
#define DEFAULT_SUFFIXES	".,_"
#endif

#ifndef DIR_SEPARATOR
#define DIR_SEPARATOR_CHAR	'/'
#define DIR_SEPARATOR_STR	"/"
#endif

#ifndef F_OK
#define R_OK    4
#define W_OK    2
#define X_OK    1
#define F_OK    0
#endif

/*
.
  Macros for manipulating masks for select()
.
*/

#ifndef FD_SET
#define FD_SET(fd, m) (*(unsigned*)(m) |=  (1 << (fd)))
#endif

#ifndef FD_CLR
#define FD_CLR(fd, m) (*(unsigned*)(m) &= ~(1 << (fd)))
#endif

#ifndef FD_ZERO
#define FD_ZERO(m)    (*(unsigned*)(m)) = 0
#endif

#ifndef FD_ISSET
#define FD_ISSET(fd, m) (*(unsigned*)(m) & (1 << (fd)))
#endif

/*
.
  Macros for converting characters
.
*/

#ifndef TOASCII
#define TOASCII(c) (c)
#define FROMASCII(c) (c)                                   
#endif

/*
.
  Cache file prefix
.

This is something onto which we tag something meaningful to make a cache
file name. used in HTWSRC.c at least. If it is not defined at all, caching
is turned off.
*/

#ifndef CACHE_FILE_PREFIX
#ifdef unix
#define CACHE_FILE_PREFIX  "/usr/wsrc/"
#endif
#endif

/*
.
  Thread Safe Setup
.

These are some constants setting the size of buffers used by thread safe
versions of some system calls.
*/

#ifdef HT_REENTRANT

#ifdef _POSIX_LOGIN_NAME_MAX
#define HT_LOGNAME_MAX  _POSIX_LOGIN_NAME_MAX
#else
#ifdef LOGNAME_MAX
#define HT_LOGNAME_MAX  (LOGNAME_MAX+1)
#else
#define HT_LOGNAME_MAX  64
#endif
#endif

#define HOSTENT_MAX	1024
#define CTIME_MAX	26
#endif /* HT_REENTRANT */

/*
.
  Types
.

We define some types here so we son't have to worry about it later
*/

typedef unsigned long ms_t;

/*
*/

#endif

/*

  

  @(#) $Id: wwwsys.html,v 2.127 2002/06/06 10:46:04 kahan Exp $

*/