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Diff for /libwww/Library/src/wwwsys.html between versions 2.40 and 2.41

version 2.40, 1995/04/27 23:11:47	version 2.41, 1995/05/04 22:09:16
Line 18 includes for each system the files neces	Line 18 includes for each system the files neces
I/O. <P>	I/O. <P>

This module is a part of the <A	This module is a part of the <A
HREF="http://info.cern.ch/hypertext/WWW/Library/User/Guide/Guide.html">	HREF="http://www.w3.org/hypertext/WWW/Library/User/Guide/Guide.html">
Library of Common Code</A>.	Library of Common Code</A>.

<H3>Authors</H3>	<H3>Authors</H3>
Line 37 Library of Common Code</A>.	Line 37 Library of Common Code</A>.
<DD> Susan C. Weber <sweber@kyle.eitech.com>	<DD> Susan C. Weber <sweber@kyle.eitech.com>
<DT>HF	<DT>HF
<DD> Henrik Frystyk, <frystyk@dxcern.cern.ch>	<DD> Henrik Frystyk, <frystyk@dxcern.cern.ch>
	<DT>CLB
	<DD>Charlie Brooks (cbrooks@osf.org)
</DL>	</DL>

<H3>History:</H3>	<H3>History:</H3>
Line 47 the WWW library.	Line 49 the WWW library.
<DT>16 Jan 92	<DT>16 Jan 92
<DD> PC code from (EvA)	<DD> PC code from (EvA)
<DT>22 Apr 93	<DT>22 Apr 93
<DD> Merged diffs bits from	<DD>Merged diffs bits from
xmosaic release	xmosaic release
<DT>29 Apr 93	<DT>29 Apr 93
<DD> Windows/NT code from (SCW)	<DD>Windows/NT code from (SCW)
<DT>29 Sep 93	<DT>29 Sep 93
<DD> VMS fixes (MD)	<DD>VMS fixes (MD)
	<DT>Mar 95
	<DD>CLB - changed SLEEP() macro for Windows/NT MSC compiler added
	BOOLEAN_DEFINED macro to avoid duplicate definitions in HUtils.h
	changed netread() macros t support reading from stdin,etc. as well as
	sockets. (Required for linemode browser to work).
</DL>	</DL>

<PRE>	<PRE>
Line 69 system-specific sections later on. There	Line 76 system-specific sections later on. There
#define SELECT /* Can handle >1 channel */	#define SELECT /* Can handle >1 channel */
#define GOT_SYSTEM /* Can call shell with string */	#define GOT_SYSTEM /* Can call shell with string */
#define GOT_PASSWD /* Can we use getpass() command */	#define GOT_PASSWD /* Can we use getpass() command */
	#define HAVE_STRERROR /* Do we have the ANSI way of doing this */
</PRE>	</PRE>

<HR>	<HR>
Line 277 Hounslow <P.M.Hounslow@reading.ac.uk>, a	Line 285 Hounslow <P.M.Hounslow@reading.ac.uk>, a
#define NETCLOSE(s) closesocket(s)	#define NETCLOSE(s) closesocket(s)
#define IOCTL(s,c,a) ioctlsocket(s,c, (long *) a)	#define IOCTL(s,c,a) ioctlsocket(s,c, (long *) a)

	#define MKDIR(a,b) mkdir((a))
	#define REMOVE_FILE remove

#include <io.h>	#include <io.h>
#include <string.h>	#include <string.h>
#include <process.h>	#include <process.h>
Line 295 Hounslow <P.M.Hounslow@reading.ac.uk>, a	Line 306 Hounslow <P.M.Hounslow@reading.ac.uk>, a
#define HAS_GETCWD	#define HAS_GETCWD
#define NO_GETPASSWD	#define NO_GETPASSWD
#define NO_GETDOMAINNAME	#define NO_GETDOMAINNAME
	#define BOOLEAN_DEFINED

#define INCLUDES_DONE	#define INCLUDES_DONE
#define TCP_INCLUDES_DONE	#define TCP_INCLUDES_DONE
Line 428 Some special things for the 32 bit versi	Line 440 Some special things for the 32 bit versi
#define EHOSTDOWN WSAEHOSTDOWN	#define EHOSTDOWN WSAEHOSTDOWN
#define EISCONN WSAEISCONN	#define EISCONN WSAEISCONN

#define SLEEP(n) Sleep((n)000)	#undef NETREAD
	#undef NETWRITE

	#define NETREAD(s,b,l) ((s) >= 10) ? recv((s),(b),(l),0) : read((s), (b), (l))
	#define NETWRITE(s,b,l) ((s) >= 10) ? send((s),(b),(l),0) : write((s),(b), (l))

	#undef NO_UNIX_IO
	#define NO_GROUPS

	/* Converts from Unix sleep to NT Sleep() */
	#define SLEEP(n) Sleep((n) * 1000)
#endif	#endif
</PRE>	</PRE>

Line 603 typedef unsigned long mode_t;	Line 625 typedef unsigned long mode_t;
#endif /* non VMS */	#endif /* non VMS */
</PRE>	</PRE>

	<H3>Strftime and other time stuff</H3>

	<PRE>
	#ifdef VMS
	#ifndef DECC
	#define NO_STRFTIME
	#endif
	#define NO_MKTIME
	#define NO_TIMEGM
	#define NO_GMTOFF
	#define NO_TIMEZONE
	#endif
	</PRE>

<H3>Definition of Errno</H3>	<H3>Definition of Errno</H3>

<PRE>	<PRE>
Line 657 typedef mode_t int;	Line 693 typedef mode_t int;
#define S_ISREG(m) (((m)& S_IFMT) == S_IFREG)	#define S_ISREG(m) (((m)& S_IFMT) == S_IFREG)
#define WEXITSTATUS(s) (((s).w_status >> 8) & 0377)	#define WEXITSTATUS(s) (((s).w_status >> 8) & 0377)
#define NO_STRFTIME	#define NO_STRFTIME

	/* Mips can't uppercase non-alpha */
	#define TOLOWER(c) (isupper(c) ? tolower(c) : (c))
	#define TOUPPER(c) (islower(c) ? toupper(c) : (c))
</PRE>	</PRE>

<H3>File Permissions</H3>	<H3>File Permissions</H3>
Line 686 Includes Linux (thanks to Rainer Klute)	Line 726 Includes Linux (thanks to Rainer Klute)
<PRE>	<PRE>
#if defined(__svr4__) \|\| defined(_POSIX_SOURCE) \|\| defined(__hpux)	#if defined(__svr4__) \|\| defined(_POSIX_SOURCE) \|\| defined(__hpux)

	#define NO_GMTOFF

#ifdef UTS4 /* UTS wants sys/types.h first */	#ifdef UTS4 /* UTS wants sys/types.h first */
#include <sys/types.h>	#include <sys/types.h>
#endif	#endif
Line 711 This is for NCR 3000 and Pyramid that al	Line 753 This is for NCR 3000 and Pyramid that al
#ifndef NGROUPS_MAX	#ifndef NGROUPS_MAX
#include <limits.h>	#include <limits.h>
#endif	#endif

	/* Pyramid and Mips can't uppercase non-alpha */
	#ifdef pyramid
	#define TOLOWER(c) (isupper(c) ? tolower(c) : (c))
	#define TOUPPER(c) (islower(c) ? toupper(c) : (c))
	#endif

</PRE>	</PRE>

<CODE>getwd()</CODE> is BSD. System V has <CODE>getcwd()</CODE>	<CODE>getwd()</CODE> is BSD. System V has <CODE>getcwd()</CODE>
Line 728 This is for NCR 3000 and Pyramid that al	Line 777 This is for NCR 3000 and Pyramid that al
#include <time.h>	#include <time.h>
#include <fcntl.h>	#include <fcntl.h>

	#ifndef R_OK
	#define R_OK 4
	#endif
#define NO_STRFTIME	#define NO_STRFTIME
#define WEXITSTATUS(x) ((int)((x).w_T.w_Retcode))	#define WEXITSTATUS(x) ((int)((x).w_T.w_Retcode))

Line 756 by Lauren Weinstein <lauren@vortex.co	Line 808 by Lauren Weinstein <lauren@vortex.co
#define d_namlen d_reclen	#define d_namlen d_reclen
#include <sys/limits.h>	#include <sys/limits.h>
typedef int mode_t;	typedef int mode_t;

#define SIGSTP	#define SIGSTP
	#define NO_GMTOFF

#define POSIXWAIT	#define POSIXWAIT
#define _POSIX_SOURCE	#define _POSIX_SOURCE

#include <sys/types.h>	#include <sys/types.h>
#include <sys/wait.h>	#include <sys/wait.h>
#include <net/errno.h>	#include <net/errno.h>
Line 777 typedef int mode_t;	Line 833 typedef int mode_t;
</PRE>	</PRE>

<H2>NeXT</H2>	<H2>NeXT</H2>

	Next has a lot of strange changes in constants...

<PRE>	<PRE>
#ifdef NeXT	#ifdef NeXT
#include <sys/types.h>	#include <sys/types.h>
Line 831 jim@jagubox.gsfc.nasa.gov</ADDRESS>	Line 890 jim@jagubox.gsfc.nasa.gov</ADDRESS>
#ifdef _AUX	#ifdef _AUX
#include <time.h>	#include <time.h>
#define WEXITSTATUS(s) (((s).w_status >> 8) & 0377)	#define WEXITSTATUS(s) (((s).w_status >> 8) & 0377)
	#define NO_STRFTIME
#endif	#endif
</PRE>	</PRE>

Line 884 These are a default unix where not alrea	Line 944 These are a default unix where not alrea
#define FNDELAY O_NDELAY	#define FNDELAY O_NDELAY
#endif	#endif

#if !defined(NeXT) && !defined(BSD4_4) && !defined(NetBSD)	#if defined(sun) && !defined(__svr4__)
extern char *sys_errlist[];	#define NO_MKTIME
extern int sys_nerr;
#endif	#endif

#endif /* unix */	#endif /* unix */
Line 961 typedef struct sockaddr_in SockA; /* Se	Line 1020 typedef struct sockaddr_in SockA; /* Se

<H3>Definition of errno and Return Code</H3>	<H3>Definition of errno and Return Code</H3>

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

<PRE>	<PRE>
#ifndef ERRNO_DONE	#ifndef ERRNO_DONE
extern int errno;	extern int errno;
#define socerrno errno	#define socerrno errno
#endif	#endif

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

<H3>Definition of Socket Desrciptores</H3>	<H3>Definition of Socket Desrciptores</H3>
Line 1041 value. However, the value <B>IS</B> used	Line 1109 value. However, the value <B>IS</B> used
#endif	#endif
</PRE>	</PRE>

	<H3>File/Directory Management</H3>
	<PRE>
	#ifndef MKDIR
	#define MKDIR(a,b) mkdir((a), (b))
	#endif

	#ifndef REMOVE_FILE
	#define REMOVE_FILE unlink
	#endif
	</PRE>

<H3>Macros for manipulating masks for select()</H3>	<H3>Macros for manipulating masks for select()</H3>
<PRE>	<PRE>
#ifdef SELECT	#ifdef SELECT
Line 1063 typedef unsigned int fd_set;	Line 1142 typedef unsigned int fd_set;
#endif	#endif
</PRE>	</PRE>

<H3>White Characters</H3>

Is character c white space? For speed, include all control characters

<PRE>
#define WHITE(c) (((unsigned char)(TOASCII(c))) <= 32)
</PRE>

<H3>Cache file prefix</H3>	<H3>Cache file prefix</H3>

This is something onto which we tag something meaningful to make a cache	This is something onto which we tag something meaningful to make a cache

Webmaster

Removed from v.2.40
changed lines
	Added in v.2.41