Annotation of libwww/Library/src/wwwsys.html, revision 2.111
2.7 timbl 1: <HTML>
2: <HEAD>
2.99 frystyk 3: <!-- Changed by: Henrik Frystyk Nielsen, 15-Jul-1996 -->
2.109 frystyk 4: <TITLE>W3C Sample Code Library libwww System Dependencies</TITLE>
2.7 timbl 5: </HEAD>
2.2 timbl 6: <BODY>
2.95 frystyk 7: <H1>
8: System Dependencies
9: </H1>
2.35 frystyk 10: <PRE>
11: /*
2.49 frystyk 12: ** (c) COPYRIGHT MIT 1995.
2.35 frystyk 13: ** Please first read the full copyright statement in the file COPYRIGH.
14: */
15: </PRE>
2.95 frystyk 16: <P>
2.97 frystyk 17: This file makes up for the differencies in the systems and platforms supported
18: by libwww. On Unix, it is a question of <A HREF="../../INSTALL.html">using
19: autoconf</A> to figure out what environment we are in. This is done by running
20: the configure script which creates a <CODE>config.h</CODE> file. This
21: configuration include file contains a large set of macro definitions telling
22: what features we have and don't have. On platforms not supported by autoconf
23: (Windows, Mac, VMS etc.) you will find the information normally contained
24: in the <CODE>config.h</CODE> file directly included below. The
25: <A HREF="#Platform">second part of this file </A>uses all the information
26: that we either have from the config.h file or directly coded and actually
27: does the includes etc.
28: <P>
29: <UL>
30: <LI>
31: <A HREF="sysdep.html#Unix">Unix</A>
32: <LI>
33: <A HREF="sysdep.html#Microsoft">Microsoft Windows Win32 API</A>
34: <LI>
35: <A HREF="sysdep.html#Macintosh">Macintosh</A>
36: <LI>
37: <A HREF="sysdep.html#Macintosh">Vax VMS</A>
38: </UL>
2.95 frystyk 39: <P>
40: This module is a part of the <A HREF="http://www.w3.org/pub/WWW/Library/">
2.109 frystyk 41: W3C Sample Code Library</A>.
2.95 frystyk 42: <H3>
43: Authors
44: </H3>
2.2 timbl 45: <DL>
2.95 frystyk 46: <DT>
47: TBL
48: <DD>
49: Tim Berners-Lee, W3 project, CERN, <timbl@w3.org>
50: <DT>
51: EvA
52: <DD>
53: Eelco van Asperen <evas@cs.few.eur.nl>
54: <DT>
55: MA
56: <DD>
57: Marc Andreesen NCSA
58: <DT>
59: MD
60: <DD>
61: Mark Donszelmann <duns@vxcern.cern.ch>
62: <DT>
63: AT
64: <DD>
65: Aleksandar Totic <atotic@ncsa.uiuc.edu>
66: <DT>
67: SCW
68: <DD>
69: Susan C. Weber <sweber@kyle.eitech.com>
70: <DT>
71: HF
72: <DD>
73: Henrik Frystyk, <frystyk@w3.org>
74: <DT>
75: CLB
76: <DD>
77: Charlie Brooks, <cbrooks@osf.org>
2.2 timbl 78: </DL>
2.95 frystyk 79: <H3>
80: History:
81: </H3>
2.2 timbl 82: <DL>
2.95 frystyk 83: <DT>
84: 22 Feb 91
85: <DD>
86: Written (TBL) as part of the WWW library.
87: <DT>
88: 16 Jan 92
89: <DD>
90: PC code from (EvA)
91: <DT>
92: 22 Apr 93
93: <DD>
94: Merged diffs bits from xmosaic release
95: <DT>
96: 29 Apr 93
97: <DD>
98: Windows/NT code from (SCW)
99: <DT>
100: 29 Sep 93
101: <DD>
102: Mar 96 CLB - changed SLEEP() macro for Windows/NT MSC compiler added
103: BOOLEAN_DEFINED macro to avoid duplicate definitions in HUtils.h changed
104: netread() macros to support reading from stdin,etc. as well as sockets. (Required
105: for linemode browser to work).
106: <DT>
107: Henrik
108: <DD>
109: Changed to support autoconf for Unix
2.2 timbl 110: </DL>
2.1 timbl 111: <PRE>
2.88 frystyk 112: #ifndef SYSDEP_H
113: #define SYSDEP_H
2.26 frystyk 114: </PRE>
2.95 frystyk 115: <H1>
116: Platform Specific Stuff
117: </H1>
118: <H2>
2.97 frystyk 119: <A NAME="Unix">Unix</A>
2.95 frystyk 120: </H2>
121: <P>
2.97 frystyk 122: We rely on <I>autoconf</I> to do the dirty job. If you have any changhes
123: then please add them to the <A HREF="../../../INSTALL.html">configure
124: script</A>
2.26 frystyk 125: <PRE>
2.88 frystyk 126: #ifdef HAVE_CONFIG_H
127: #include <config.h>
2.1 timbl 128: #endif
2.26 frystyk 129: </PRE>
2.95 frystyk 130: <H2>
2.97 frystyk 131: <A NAME="Microsoft">Microsoft Windows Win32 API</A>
2.95 frystyk 132: </H2>
133: <P>
2.83 frystyk 134: Help provided by Eric Prud'hommeaux, Susan C. Weber
135: <sweber@kyle.eitech.com>, Paul Hounslow
136: <P.M.Hounslow@reading.ac.uk>, and a lot of other PC people.
2.26 frystyk 137: <PRE>
2.83 frystyk 138: #if defined(_WINDOWS) || defined(_CONSOLE)
139: #define WWW_MSWINDOWS
140: #endif
141:
2.95 frystyk 142: #if defined(_WINDOWS) && !defined (_CONSOLE)
2.83 frystyk 143: #define WWW_WIN_WINDOW
144: #endif
145:
146: #if defined(_CONSOLE)
147: #define WWW_WIN_CONSOLE
148: #endif
149:
2.84 frystyk 150: #ifdef WWW_MSWINDOWS
2.107 frystyk 151:
2.111 ! frystyk 152: #include <windows.h>
! 153: #include <io.h>
! 154: #include <process.h>
! 155: #include <winsock.h>
! 156:
2.107 frystyk 157: #include "windows/config.h"
158:
2.37 frystyk 159: #define NETREAD(s,b,l) recv((s),(b),(l),0)
160: #define NETWRITE(s,b,l) send((s),(b),(l),0)
161: #define NETCLOSE(s) closesocket(s)
162: #define IOCTL(s,c,a) ioctlsocket(s,c, (long *) a)
2.4 timbl 163:
2.41 frystyk 164: #define MKDIR(a,b) mkdir((a))
2.56 frystyk 165: #define REMOVE(a) remove((a))
2.47 frystyk 166: #define DEFAULT_SUFFIXES "."
2.41 frystyk 167:
2.78 frystyk 168: #ifndef _CONSOLE
169: #define NO_STDIO
2.37 frystyk 170: #endif
171:
2.79 frystyk 172: #define SOCKET SOCKET /* WinSocks socket descriptor */
2.37 frystyk 173: #define INVSOC INVALID_SOCKET /* WinSocks invalid socket */
174:
175: #define DESIRED_WINSOCK_VERSION 0x0101 /* we'd like winsock ver 1.1... */
176: #define MINIMUM_WINSOCK_VERSION 0x0101 /* ...but we'll take ver 1.1 :) */
177: </PRE>
2.95 frystyk 178: <H3>
179: File and Directory Access
180: </H3>
181: <P>
182: These next defintions are because the UNIX stuff is not supplied with BC4
183: (Paul Hounslow <P.M.Hounslow@reading.ac.uk>)
2.37 frystyk 184: <PRE>
185: #define NO_UNIX_IO
186:
2.84 frystyk 187: #define _IFMT 0170000 /* type of file */
188: #define _IFDIR 0040000 /* directory */
189: #define _IFCHR 0020000 /* character special */
190: #define _IFBLK 0060000 /* block special */
191: #define _IFREG 0100000 /* regular */
192: #define _IFLNK 0120000 /* symbolic link */
193: #define _IFSOCK 0140000 /* socket */
194: #define _IFIFO 0010000 /* fifo */
2.37 frystyk 195:
196: #define S_ISUID 0004000 /* set user id on execution */
197: #define S_ISGID 0002000 /* set group id on execution */
198: #define S_ISVTX 0001000 /* save swapped text even after use */
199:
200: #ifdef S_IREAD
201: #undef S_IREAD
202: #define S_IREAD 0000400 /* read permission, owner */
203: #endif
204:
205: #ifdef S_IWRITE
206: #undef S_IWRITE
207: #define S_IWRITE 0000200 /* write permission, owner */
208: #endif
209:
210: #ifdef S_IEXEC
211: #undef S_IEXEC
212: #define S_IEXEC 0000100 /* execute/search permission, owner */
213: #endif
214:
215: #define S_ENFMT 0002000 /* enforcement-mode locking */
216:
217: #ifdef S_IFMT
218: #undef S_IFMT
219: #define S_IFMT _IFMT
220: #endif
221:
222: #ifdef S_IDIR
223: #undef S_IDIR
224: #define S_IFDIR _IFDIR
225: #endif
226:
227: #ifdef S_IFCHR
228: #undef S_IFCHR
229: #define S_IFCHR _IFCHR
230: #endif
231:
232: #ifdef S_IBLK
233: #undef S_IBLK
234: #define S_IFBLK _IFBLK
235: #endif
236:
237: #ifdef S_IREG
238: #undef S_IREG
239: #define S_IFREG _IFREG
240: #endif
241:
242: #define S_IFLNK _IFLNK
243:
244: #ifdef S_IFIFO
245: #undef S_IFIFO
246: #define S_IFIFO _IFIFO
247: #endif
248:
249: #define S_IRWXU 0000700 /* rwx, owner */
250: #define S_IRUSR 0000400 /* read permission, owner */
251: #define S_IWUSR 0000200 /* write permission, owner */
252: #define S_IXUSR 0000100 /* execute/search permission, owner */
253: #define S_IRWXG 0000070 /* rwx, group */
254: #define S_IRGRP 0000040 /* read permission, group */
255: #define S_IWGRP 0000020 /* write permission, grougroup */
256: #define S_IXGRP 0000010 /* execute/search permission, group */
257: #define S_IRWXO 0000007 /* rwx, other */
258: #define S_IROTH 0000004 /* read permission, other */
259: #define S_IWOTH 0000002 /* write permission, other */
260: #define S_IXOTH 0000001 /* execute/search permission, other */
261:
2.95 frystyk 262: #define S_ISREG(m) (((m)&_IFMT) == _IFREG)
2.37 frystyk 263: </PRE>
2.95 frystyk 264: <H3>
265: Errno and Return Codes
266: </H3>
267: <P>
268: Winsock has its own errno codes and it returns them through WSAGetLastError().
269: However, it does also support BSD error codes, so we make a compromise. WSA
270: definitions moved from _WIN32 ifdef by EGP
2.37 frystyk 271: <PRE>
272: #define socerrno WSAGetLastError()
273: #define ERRNO_DONE
274: </PRE>
2.95 frystyk 275: <P>
276: Return code for socket functions. We can't use -1 as return value
277: <P>
2.104 eric 278: <PRE>
279: #define EWOULDBLOCK WSAEWOULDBLOCK
2.77 frystyk 280: #define EINPROGRESS WSAEINPROGRESS
281: #define ECONNREFUSED WSAECONNREFUSED
282: #define ETIMEDOUT WSAETIMEDOUT
283: #define ENETUNREACH WSAENETUNREACH
284: #define EHOSTUNREACH WSAEHOSTUNREACH
285: #define EHOSTDOWN WSAEHOSTDOWN
286: #define EISCONN WSAEISCONN
2.104 eric 287: #define EINVAL WSAEINVAL
2.38 frystyk 288:
2.48 frystyk 289: /* Some compilers do only define WIN32 and NOT _WINDOWS */
2.77 frystyk 290: #define NO_GROUPS
2.85 frystyk 291:
2.77 frystyk 292: #ifdef _WIN32
2.85 frystyk 293: #define MKDIR(a,b) mkdir((a)) /* CLB NT has mkdir, but only one arg */
2.77 frystyk 294: #define SLEEP(n) Sleep((n)*1000)
295: #else
2.85 frystyk 296: #define MKDIR(a,b) _mkdir((a)) /* CLB NT has mkdir, but only one arg */
2.50 frystyk 297: #endif /* WIN32 */
2.84 frystyk 298:
299: #endif /* WWW_MSWINDOWS */
2.38 frystyk 300: </PRE>
2.95 frystyk 301: <H2>
2.97 frystyk 302: <A NAME="Macintosh">Macintosh</A>
2.95 frystyk 303: </H2>
304: <P>
2.97 frystyk 305: We have two environments on Macintosh: Codeworrior and MPV.
306: <H3>
307: Metrowerks Codewarrior 6
308: </H3>
309: <P>
2.95 frystyk 310: Metrowerks Codewarrior is one development environment on the Mac. We are
311: using GUSI (1.5.9) by Matthias Neeracher <neeri@iis.ee.ethz.ch> for
2.97 frystyk 312: our socket lib. You can find more information about the
313: <A HREF="http://err.ethz.ch/~neeri/macintosh/gusiman/">GUSI Library</A> from
314: Switzerland.
2.95 frystyk 315: <P>
316: Compiles on PPC. Should compile on 68K.
317: <P>
2.98 frystyk 318: August 31, 1995 by Steven T. Roussey <sroussey@eng.uci.edu> (STR). and
319: jeff@macalot.com (Jeff Dripps). Thanks a bunch!
2.88 frystyk 320: <PRE>
321: #ifdef __MWERKS__
2.98 frystyk 322: #include <gusi.h>
323: #include <dirent.h>
324: #include <errno.h>
325: #include <sys/errno.h>
326: #include <sioux.h>
2.88 frystyk 327:
328: #define INCLUDES_DONE
329: #define TCP_INCLUDES_DONE
330:
2.98 frystyk 331: #define GUSI /* Identifies changes made for GUSI */
2.88 frystyk 332:
2.98 frystyk 333: #undef HAVE_GETDOMAINNAME /* STR */
2.88 frystyk 334: #undef HAVE_GETPASS
335: #undef HAVE_GETWD
336:
337: #define HAVE_GETCWD
338: #define USE_DIRENT
339: #define NO_GROUPS
340: #define GOT_READ_DIR
341:
2.98 frystyk 342: #undef HAVE_TIMEZONE /* STR */
2.88 frystyk 343: #define NO_GMTOFF
344: #define HAVE_STRERROR
2.98 frystyk 345: #define HAVE_GETHOSTNAME
2.88 frystyk 346:
347: #define d_ino d_fileno /* backward compatibility */
348:
2.98 frystyk 349: #define SLEEP(n) GUSIDefaultSpin( SP_SLEEP, n/60)
2.88 frystyk 350:
351: #define MKDIR(a,b) mkdir(a)
2.98 frystyk 352:
353: #define HAVE_STRFTIME // added JTD:5/1/96
354: #define HAVE_MKTIME // added JTD:5/1/96
355: #define HAVE_STRCHR // added JTD:5/1/96
356: #define STDC_HEADERS // added JTD:5/1/96
357: #define HAVE_MEMCPY // added JTD:5/1/96
358: #define TTY_IS_SELECTABLE // added JTD:5/1/96
359: #define HAVE_READDIR // added JTD:5/1/96
360: #define HAVE_DIRENT_INO // added JTD:5/1/96
361: #define HAVE_DIRENT_H // added JTD:5/1/96
362:
2.88 frystyk 363: #endif
364: </PRE>
2.97 frystyk 365: <H3>
366: MPW
367: </H3>
2.95 frystyk 368: <P>
369: MPW is one development environment on the Mac.
370: <P>
371: This entry was created by Aleksandar Totic (atotic@ncsa.uiuc.edu) this file
372: is compatible with sockets package released by NCSA. One major conflict is
373: that this library redefines write/read/etc as macros. In some of HTML code
374: these macros get executed when they should not be. Such files should define
375: NO_SOCKET_DEFS on top. This is a temporary hack.
2.88 frystyk 376: <PRE>
377: #ifdef applec /* MPW */
378: #undef HAVE_SYSTEM
379: #define DEBUG /* Can't put it on the CC command line */
380:
381: #define NO_UNIX_IO /* getuid() missing */
382: #undef HAVE_GETPID /* getpid() does not exist */
383: #define NO_GETWD /* getwd() does not exist */
384:
385: #define NETCLOSE s_close /* Routine to close a TCP-IP socket */
386: #define NETREAD s_read /* Routine to read from a TCP-IP socket */
387: #define NETWRITE s_write /* Routine to write to a TCP-IP socket */
388:
389: #define _ANSI_SOURCE
390: #define GUI
391: #define LINEFEED 10
392: #define ANON_FTP_HOSTNAME
393: #ifndef NO_SOCKET_DEFS
394: #include <MacSockDefs.h>
395: #endif /* NO_SOCKET_DEFS */
396:
397: #include <socket.ext.h>
398: #include <string.h>
399:
400: #endif /* applec MPW */
401: </PRE>
2.95 frystyk 402: <H2>
2.97 frystyk 403: <A NAME="VAX">VAX/VMS</A>
2.95 frystyk 404: </H2>
405: <P>
406: Under VMS, there are many versions of TCP-IP. Define one if you do not use
407: Digital's UCX product:
2.4 timbl 408: <DL>
2.95 frystyk 409: <DT>
410: UCX
411: <DD>
412: DEC's "Ultrix connection" (default)
413: <DT>
414: WIN_TCP
415: <DD>
416: From Wollongong, now GEC software.
417: <DT>
418: MULTINET
419: <DD>
420: From SRI, now from TGV Inv.
421: <DT>
422: DECNET
423: <DD>
424: Cern's TCP socket emulation over DECnet
2.4 timbl 425: </DL>
2.95 frystyk 426: <P>
427: The last three do not interfere with the unix i/o library, and so they need
428: special calls to read, write and close sockets. In these cases the socket
429: number is a VMS channel number, so we make the @@@ HORRIBLE @@@ assumption
430: that a channel number will be greater than 10 but a unix file descriptor
431: less than 10. It works.
2.26 frystyk 432: <PRE>
2.76 frystyk 433: #ifdef VMS
434: #include "HTVMSUtils.h"
2.47 frystyk 435: #define CACHE_FILE_PREFIX "SYS$LOGIN:Z_"
436: #define DEFAULT_SUFFIXES "._"
2.7 timbl 437:
2.88 frystyk 438: #define HAVE_CUSERID
439:
2.7 timbl 440: #ifdef WIN_TCP
2.32 frystyk 441: #define NETREAD(s,b,l) ((s)>10 ? netread((s),(b),(l)) : read((s),(b),(l)))
442: #define NETWRITE(s,b,l) ((s)>10 ? netwrite((s),(b),(l)) : write((s),(b),(l)))
443: #define NETCLOSE(s) ((s)>10 ? netclose(s) : close(s))
2.16 duns 444: #endif /* WIN_TCP */
2.1 timbl 445:
446: #ifdef MULTINET
447: #undef NETCLOSE
448: #undef NETREAD
449: #undef NETWRITE
2.32 frystyk 450: #define NETREAD(s,b,l) ((s)>10 ? socket_read((s),(b),(l)) : read((s),(b),(l)))
451: #define NETWRITE(s,b,l) ((s)>10 ? socket_write((s),(b),(l)) : \
2.1 timbl 452: write((s),(b),(l)))
2.32 frystyk 453: #define NETCLOSE(s) ((s)>10 ? socket_close(s) : close(s))
2.37 frystyk 454: #define IOCTL(s,c,a) socket_ioctl(s,c,a);
2.16 duns 455: #endif /* MULTINET */
2.1 timbl 456:
457: #ifdef DECNET
2.74 frystyk 458: #define DNP_OBJ 80 /* This one doesn't look busy, but we must check */
459: /* That one was for decnet */
460: #undef SELECT /* not supported */
2.32 frystyk 461: #define NETREAD(s,b,l) ((s)>10 ? recv((s),(b),(l),0) : read((s),(b),(l)))
462: #define NETWRITE(s,b,l) ((s)>10 ? send((s),(b),(l),0) : write((s),(b),(l)))
463: #define NETCLOSE(s) ((s)>10 ? socket_close(s) : close(s))
2.73 frystyk 464:
2.88 frystyk 465: #undef HAVE_GETHOSTNAME /* Decnet doesn't have a name server */
2.1 timbl 466: #endif /* Decnet */
2.73 frystyk 467:
2.88 frystyk 468: #undef HAVE_GETDOMAINNAME
2.31 duns 469:
2.1 timbl 470: /* Certainly this works for UCX and Multinet; not tried for Wollongong
471: */
472: #ifdef MULTINET
2.32 frystyk 473: #include <time.h>
2.16 duns 474: #ifdef __TIME_T
475: #define __TYPES
476: #define __TYPES_LOADED
477: #endif /* __TIME_T */
2.37 frystyk 478: #include <multinet_root:[multinet.include.sys]types.h>
479: #include <multinet_root:[multinet.include]errno.h>
2.16 duns 480: #ifdef __TYPES
481: #define __TIME_T
482: #endif /* __TYPE */
483: #ifdef __TIME_LOADED
484: #define __TIME
485: #endif /* __TIME_LOADED */
2.37 frystyk 486: #include <multinet_root:[multinet.include.sys]time.h>
2.16 duns 487: #else /* not MULTINET */
2.32 frystyk 488: #include <types.h>
489: #include <errno.h>
490: #include <time.h>
2.16 duns 491: #endif /* not MULTINET */
2.1 timbl 492:
493: #include string
494:
495: #ifndef STDIO_H
2.24 luotonen 496: #include <stdio>
2.1 timbl 497: #define STDIO_H
498: #endif
499:
500: #include file
501:
2.37 frystyk 502: #ifndef DECNET /* Why is it used at all ? Types conflict with "types.h> */
2.1 timbl 503: #include unixio
504: #endif
505:
506: #define INCLUDES_DONE
507:
508: #ifdef MULTINET /* Include from standard Multinet directories */
2.37 frystyk 509: #include <multinet_root:[multinet.include.sys]socket.h>
2.1 timbl 510: #ifdef __TIME_LOADED /* defined by sys$library:time.h */
511: #define __TIME /* to avoid double definitions in next file */
512: #endif
2.37 frystyk 513: #include <multinet_root:[multinet.include.netinet]in.h>
514: #include <multinet_root:[multinet.include.arpa]inet.h>
515: #include <multinet_root:[multinet.include]netdb.h>
516: #include <multinet_root:[multinet.include.sys]ioctl.h>
2.1 timbl 517:
518: #else /* not multinet */
519: #ifdef DECNET
2.37 frystyk 520: #include <types.h> /* for socket.h */
521: #include <socket.h>
2.65 frystyk 522: #include <dn>
523: #include <dnetdb>
2.1 timbl 524:
525: #else /* UCX or WIN */
2.16 duns 526: #ifdef CADDR_T
527: #define __CADDR_T
528: #endif /* problem with xlib.h inclusion */
2.32 frystyk 529: #include <socket.h>
530: #include <in.h>
531: #include <inet.h>
532: #include <netdb.h>
533: #include <ucx$inetdef.h>
2.1 timbl 534:
535: #endif /* not DECNET */
536: #endif /* of Multinet or other TCP includes */
537:
538: #define TCP_INCLUDES_DONE
2.63 frystyk 539:
540: #ifdef UCX
541: #define SIMPLE_TELNET
542: #endif
2.26 frystyk 543: </PRE>
2.95 frystyk 544: <P>
545: On VMS directory browsing is available through a separate copy of dirent.c.
546: The definition of R_OK seem to be missing from the system include files...
2.31 duns 547: <PRE>
548: #define USE_DIRENT
2.37 frystyk 549: #define GOT_READ_DIR
550: #include <dirent.h>
2.88 frystyk 551: #define DIR struct dirent
2.31 duns 552: #define R_OK 4
553: </PRE>
2.95 frystyk 554: <P>
555: On VMS machines, the linker needs to be told to put global data sections
556: into a data segment using these storage classes. (MarkDonszelmann)
2.26 frystyk 557: <PRE>
558: #ifdef VAXC
2.7 timbl 559: #define GLOBALDEF globaldef
560: #define GLOBALREF globalref
561: #endif /* VAXC */
2.1 timbl 562: #endif /* vms */
2.26 frystyk 563: </PRE>
2.95 frystyk 564: <P>
565: On non-VMS machines, the GLOBALDEF and GLOBALREF storage types default to
566: normal C storage types.
2.26 frystyk 567: <PRE>
568: #ifndef GLOBALREF
2.7 timbl 569: #define GLOBALDEF
570: #define GLOBALREF extern
571: #endif
2.31 duns 572: </PRE>
2.95 frystyk 573: <P>
574: On non-VMS machines STAT should be stat...On VMS machines STAT is a function
575: that converts directories and devices so that you can stat them.
2.31 duns 576: <PRE>
577: #ifdef VMS
2.37 frystyk 578: typedef unsigned long mode_t;
2.69 frystyk 579: #define HT_STAT HTStat
580: #define HT_LSTAT HTStat
581: #else
582: #define HT_STAT stat
583: #define HT_LSTAT lstat
2.31 duns 584: #endif /* non VMS */
2.26 frystyk 585: </PRE>
2.95 frystyk 586: <H3>
587: Dynamic Memory
588: </H3>
589: <P>
590: Replace memory allocation and free C RTL functions with VAXC$xxx_OPT alternatives
591: for VAXC (but not DECC) on VMS. This makes a big performance difference.
592: (Foteos Macrides). Also have a look at the <A HREF="HTMemory.html">Dynamic
593: Memory Module</A> for how to handle <CODE>malloc</CODE> and
594: <CODE>calloc</CODE>.
2.88 frystyk 595: <PRE>
596: #ifdef VMS
597: #include <stdio.h>
598: #include <stdlib.h>
599: #include <unixlib.h>
600: #include <ctype.h>
2.95 frystyk 601: #if defined(VAXC) && !defined(__DECC)
2.88 frystyk 602: #define malloc VAXC$MALLOC_OPT
603: #define calloc VAXC$CALLOC_OPT
604: #define free VAXC$FREE_OPT
605: #define cfree VAXC$CFREE_OPT
606: #define realloc VAXC$REALLOC_OPT
607: #endif /* VAXC but not DECC */
608: #define unlink remove
609: #define gmtime localtime
610: #include <stat.h>
2.95 frystyk 611: #define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR)
612: #define S_ISREG(m) (((m)&S_IFMT) == S_IFREG)
2.88 frystyk 613: #define putenv HTVMS_putenv
614: #endif /* VMS */
615: </PRE>
2.95 frystyk 616: <H3>
617: Strftime and other time stuff
618: </H3>
2.41 frystyk 619: <PRE>
620: #ifdef VMS
621: #ifndef DECC
2.88 frystyk 622: #undef HAVE_STRFTIME
2.41 frystyk 623: #endif
2.88 frystyk 624: #undef HAVE_MKTIME
625: #undef HAVE_TIMEGM
2.41 frystyk 626: #define NO_GMTOFF
2.88 frystyk 627: #undef HAVE_TIMEZONE
2.41 frystyk 628: #endif
2.90 eric 629:
2.41 frystyk 630: </PRE>
2.95 frystyk 631: <H3>
632: Definition of Errno
633: </H3>
2.37 frystyk 634: <PRE>
635: #ifdef VMS
636: #ifndef __DECC
637: extern int uerrno; /* Deposit of error info (as per errno.h) */
638: extern volatile noshare int socket_errno; /* socket VMS error info
639: (used for translation of vmserrno) */
640: extern volatile noshare int vmserrno; /* Deposit of VMS error info */
641: extern volatile noshare int errno; /* noshare to avoid PSECT conflict */
642: #define ERRNO_DONE
643: #endif /* not DECC */
644: #endif /* VMS */
645: </PRE>
2.95 frystyk 646: <P>
647: <HR>
648: <H1>
2.97 frystyk 649: <A NAME="Platform">Platform Independent Stuff</A>
2.95 frystyk 650: </H1>
651: <P>
2.88 frystyk 652: Here we use all the knowledge we got above...
2.95 frystyk 653: <H2>
654: Include Files
655: </H2>
656: <P>
657: This file includes all system header files that are needed, iff they exist.
658: Their existance is discovered by <CODE>configure</CODE>.
2.40 frystyk 659: <PRE>
2.88 frystyk 660: /* stdio.h */
661: #ifdef HAVE_STDIO_H
662: #include <stdio.h>
2.40 frystyk 663: #endif
664:
2.88 frystyk 665: /* types.h */
666: #ifdef HAVE_SYS_TYPES_H
667: #include <sys/types.h>
668: #else
669: #ifdef HAVE_TYPES_H
670: #include <types.h>
2.42 frystyk 671: #endif
2.32 frystyk 672: #endif
673:
2.88 frystyk 674: /* unistd.h */
675: #ifdef HAVE_UNISTD_H
2.28 luotonen 676: #include <unistd.h>
2.88 frystyk 677: #else
678: #ifdef HAVE_SYS_UNISTD_H
679: #include <sys/unistd.h>
680: #endif
2.32 frystyk 681: #endif
682:
2.88 frystyk 683: /* fcntl.h */
684: #ifdef HAVE_FCNTL_H
2.28 luotonen 685: #include <fcntl.h>
686: #else
2.88 frystyk 687: #ifdef HAVE_SYS_FCNTL_H
2.28 luotonen 688: #include <sys/fcntl.h>
689: #endif
2.88 frystyk 690: #endif
2.28 luotonen 691:
2.88 frystyk 692: /* limits.h */
693: #ifdef HAVE_SYS_LIMITS_H
694: #include <sys/limits.h>
695: #else
696: #ifdef HAVE_LIMITS_H
2.32 frystyk 697: #include <limits.h>
2.88 frystyk 698: #endif
699: #endif
2.41 frystyk 700:
2.88 frystyk 701: /* stat.h */
702: #ifdef HAVE_SYS_STAT_H
703: #include <sys/stat.h>
704: #else
705: #ifdef HAVE_STAT_H
706: #include <stat.h>
707: #endif
2.41 frystyk 708: #endif
709:
2.103 frystyk 710: /* tcp.h */
711: #ifdef HAVE_NETINET_TCP_H
712: #include <netinet/tcp.h>
713: #else
714: #ifdef HAVE_TCP_H
715: #include <tcp.h>
716: #endif
717: #endif
718:
2.88 frystyk 719: /* file.h */
720: #ifdef HAVE_SYS_FILE_H
721: #include <sys/file.h>
722: #endif
2.37 frystyk 723:
2.88 frystyk 724: /* systeminfo.h */
725: #ifdef HAVE_SYS_SYSTEMINFO_H
726: #include <sys/systeminfo.h>
727: #endif
2.37 frystyk 728:
2.88 frystyk 729: /* ioctl.h */
730: #ifdef HAVE_SYS_IOCTL_H
731: #include <sys/ioctl.h>
732: #endif
2.32 frystyk 733:
2.108 frystyk 734: /* termios.h */
735: #ifdef HAVE_TERMIOS_H
736: #include <termios.h>
737: #endif
738:
2.88 frystyk 739: /* time.h */
740: #ifdef TIME_WITH_SYS_TIME
741: #include <sys/time.h>
742: #include <time.h>
743: #else
744: #ifdef HAVE_SYS_TIME_H
745: #include <sys/time.h>
746: #else
747: #ifdef HAVE_TIME_H
2.28 luotonen 748: #include <time.h>
2.88 frystyk 749: #endif
750: #endif
751: #endif
2.28 luotonen 752:
2.88 frystyk 753: /* string{,s}.h */
754: #ifdef HAVE_STRING_H
755: #include <string.h>
2.110 frystyk 756: #else
2.88 frystyk 757: #ifdef HAVE_STRINGS_H
758: #include <strings.h>
2.41 frystyk 759: #endif
2.110 frystyk 760: #endif
2.28 luotonen 761:
2.88 frystyk 762: /* syslog.h */
763: #ifdef HAVE_SYSLOG_H
764: #include <syslog.h>
765: #endif
2.28 luotonen 766:
2.88 frystyk 767: /* socket.h */
768: #ifdef HAVE_SYS_SOCKET_H
769: #include <sys/socket.h>
770: #else
771: #ifdef HAVE_SOCKET_H
772: #include <socket.h>
773: #endif
774: #endif
2.44 frystyk 775:
2.88 frystyk 776: /* socket.ext.h */
777: #ifdef HAVE_SOCKET_EXT_H
778: #include <socket.ext.h>
779: #endif
2.43 frystyk 780:
2.88 frystyk 781: /* appkit.h */
782: #ifdef HAVE_APPKIT_APPKIT_H
2.91 frystyk 783: #include <appkit/appkit.h>
2.88 frystyk 784: #else
785: #ifdef HAVE_APPKIT_H
2.91 frystyk 786: #include <appkit.h>
2.88 frystyk 787: #endif
788: #endif
2.43 frystyk 789:
2.88 frystyk 790: /* in.h */
791: #ifdef HAVE_NETINET_IN_H
792: #include <netinet/in.h>
793: #else
794: #ifdef HAVE_IN_H
795: #include <in.h>
796: #endif
2.43 frystyk 797: #endif
2.21 frystyk 798:
2.88 frystyk 799: /* dn.h */
800: #ifdef HAVE_DN_H
801: #include <dn.h>
802: #endif
2.22 luotonen 803:
2.88 frystyk 804: /* ipc.h */
805: #ifdef HAVE_SYS_IPC_H
2.30 luotonen 806: #include <sys/ipc.h>
2.88 frystyk 807: #endif
2.41 frystyk 808:
2.88 frystyk 809: /* errno.h */
810: #ifdef HAVE_ERRNO_H
811: #include <errno.h>
812: #else
813: #ifdef HAVE_SYS_ERRNO_H
814: #include <sys/errno.h>
815: #else
816: #ifdef HAVE_NET_ERRNO_H
2.30 luotonen 817: #include <net/errno.h>
2.88 frystyk 818: #endif
819: #endif
820: #endif
2.22 luotonen 821:
2.88 frystyk 822: /* pwd.h */
823: #ifdef HAVE_PWD_H
824: #include <pwd.h>
825: #endif
2.22 luotonen 826:
2.88 frystyk 827: /* grp.h */
828: #ifdef HAVE_GRP_H
829: #include <grp.h>
830: #endif
2.21 frystyk 831:
2.88 frystyk 832: /* inet.h */
833: #ifdef HAVE_ARPA_INET_H
834: #include <arpa/inet.h>
835: #else
836: #ifdef HAVE_INET_H
837: #include <inet.h>
838: #endif
839: #endif
2.41 frystyk 840:
2.88 frystyk 841: /* netdb.h */
842: #ifdef HAVE_NETDB_H
843: #include <netdb.h>
844: #endif
2.41 frystyk 845:
2.88 frystyk 846: /* manifest.h */
847: #ifdef HAVE_MANIFEST_H
848: #include <manifest.h>
849: #endif
2.15 luotonen 850:
2.88 frystyk 851: /* bsdtypes.h */
852: #ifdef HAVE_BSDTYPES_H
853: #include <bsdtypes.h>
854: #endif
2.17 luotonen 855:
2.88 frystyk 856: /* stdefs.h */
857: #ifdef HAVE_STDEFS_H
858: #include <stdefs.h>
2.15 luotonen 859: #endif
860:
2.88 frystyk 861: /* bsdtime.h */
862: #ifdef HAVE_BSDTIME_H
863: #include <bsdtime.h>
2.15 luotonen 864: #endif
2.36 frystyk 865:
2.88 frystyk 866: /* select.h */
867: #ifdef HAVE_SYS_SELECT_H
868: #include <sys/select.h>
869: #else
870: #ifdef HAVE_SELECT_H
871: #include <select.h>
2.36 frystyk 872: #endif
2.88 frystyk 873: #endif
2.51 frystyk 874:
2.88 frystyk 875: /* dnetdb.h */
876: #ifdef HAVE_DNETDB_H
877: #include <dnetdb.h>
878: #endif
2.25 luotonen 879:
2.88 frystyk 880: /* ucx$inetdef.h */
881: #ifdef HAVE_UCX_INETDEF_H
882: #include <ucx$inetdef.h>
883: #endif
2.26 frystyk 884:
2.88 frystyk 885: /* libc.h */
886: #ifdef HAVE_LIBC_H
887: #include <libc.h>
888: #endif
2.32 frystyk 889:
2.88 frystyk 890: /* stdlib.h */
891: #ifdef HAVE_STDLIB_H
892: #include <stdlib.h>
893: #endif
2.32 frystyk 894:
2.88 frystyk 895: /* malloc.h */
896: #ifdef HAVE_MALLOC_H
897: #include <malloc.h>
2.58 frystyk 898: #endif
899:
2.88 frystyk 900: /* memory.h */
901: #ifdef HAVE_MEMORY_H
902: #include <memory.h>
903: #endif
2.58 frystyk 904:
2.88 frystyk 905: /* unixlib.h */
906: #ifdef HAVE_UNIXLIB_H
907: #include <unixlib.h>
908: #endif
2.58 frystyk 909:
2.111 ! frystyk 910: /* direct.h */
! 911: #ifdef HAVE_DIRECT_H
! 912: #include <direct.h>
! 913: #endif
! 914:
2.88 frystyk 915: /* ctype.h */
916: #ifdef HAVE_CTYPE_H
917: #include <ctype.h>
2.32 frystyk 918: #endif
919:
2.88 frystyk 920: /* curses.h */
921: #ifdef CURSES
922: #ifdef HAVE_CURSESX_H
923: #include <cursesX.h>
924: #else
925: #ifdef HAVE_CURSES_H
926: #include <curses.h>
927: #endif
928: #endif
2.62 frystyk 929: #endif
930:
2.88 frystyk 931: /* resource.h (some wait.h's require it) */
932: #ifdef HAVE_SYS_RESOURCE_H
933: #include <sys/resource.h>
934: #else
935: #ifdef HAVE_RESOURCE_H
936: #include <resource.h>
2.45 frystyk 937: #endif
2.81 frystyk 938: #endif
939:
2.88 frystyk 940: /* dirent.h / ndir.h / dir.h */
941: #ifdef HAVE_DIRENT_H
2.32 frystyk 942: #include <dirent.h>
2.95 frystyk 943: #define NAMLEN(dirent) strlen((dirent)->d_name)
2.26 frystyk 944: #else
2.88 frystyk 945: #define dirent direct
2.95 frystyk 946: #define NAMLEN(dirent) (dirent)->d_namlen
2.88 frystyk 947: #ifdef HAVE_SYS_NDIR_H
948: #include <sys/ndir.h>
949: #endif
950: #ifdef HAVE_SYS_DIR_H
2.32 frystyk 951: #include <sys/dir.h>
2.88 frystyk 952: #endif
953: #ifdef HAVE_DIR_H
954: #include <dir.h>
955: #endif
956: #ifdef HAVE_NDIR_H
957: #include <ndir.h>
958: #endif
2.26 frystyk 959: #endif
960:
2.111 ! frystyk 961: #if !defined(HAVE_STRCHR)
2.88 frystyk 962: #define strchr index
963: #define strrchr rindex
2.26 frystyk 964: #endif
2.111 ! frystyk 965: #if !defined(HAVE_MEMCPY)
2.88 frystyk 966: #define memcpy(d, s, n) bcopy((s), (d), (n))
967: #define memmove(d, s, n) bcopy((s), (d), (n))
2.25 luotonen 968: #endif
2.37 frystyk 969:
2.101 frystyk 970: /* Definition of var args */
971: #if defined(STDC_HEADERS) || defined(__STDC__)
2.88 frystyk 972: #include <stdarg.h>
973: #else
2.90 eric 974: #ifndef WWW_MSWINDOWS
2.88 frystyk 975: #include <varargs.h>
2.90 eric 976: #endif
2.88 frystyk 977: #endif
2.26 frystyk 978:
2.88 frystyk 979: /* wait.h */
980: #ifdef HAVE_SYS_WAIT_H
981: #include <sys/wait.h>
982: #endif
983: #ifndef WEXITSTATUS
2.95 frystyk 984: #define WEXITSTATUS(stat_val) (((unsigned)(stat_val) >> 8) & 255)
2.88 frystyk 985: #endif
986: #ifndef WIFEXITED
987: #define WIFEXITED(stat_val) (((stat_val) & 255) == 0)
988: #endif
2.92 eric 989: </PRE>
2.95 frystyk 990: <H2>
991: Booleans
992: </H2>
2.92 eric 993: <PRE>
2.111 ! frystyk 994: #ifndef BOOLEAN
2.92 eric 995: typedef char BOOLEAN; /* Logical value */
996: #endif
997:
998: #ifndef CURSES
999: #ifndef TRUE
1000: #define TRUE (BOOLEAN)1
1001: #define FALSE (BOOLEAN)0
1002: #endif
1003: #endif /* CURSES */
1004:
2.111 ! frystyk 1005: #if !defined(BOOL) && !defined(WWW_MSWINDOWS)
2.92 eric 1006: #define BOOL BOOLEAN
1007: #endif
1008:
1009: #ifndef YES
1010: #define YES (BOOL)1
1011: #define NO (BOOL)0
1012: #endif
1013: </PRE>
2.95 frystyk 1014: <H2>
1015: NULL Definition
1016: </H2>
2.92 eric 1017: <PRE>
1018: #ifndef NULL
1019: #define NULL ((void *)0)
1020: #endif
2.95 frystyk 1021: </PRE>
1022: <H2>
1023: Sleep System Call
1024: </H2>
1025: <P>
2.39 frystyk 1026: Some systems use milliseconds instead of seconds
1027: <PRE>
1028: #ifndef SLEEP
1029: #define SLEEP(n) sleep(n)
1030: #endif
1031: </PRE>
2.95 frystyk 1032: <H2>
1033: SOCKS
1034: </H2>
1035: <P>
1036: SOCKS is a package for allowing socket connections to tunnel through firewalls
1037: in carefully controlled situations. This package can be optionally compiled
1038: with SOCKS support; these definitions replace the normal socket calls with
1039: the SOCKS ones. Initial modification of the library is credited to Ian Dunkin
1040: <imd1707@ggr.co.uk>.
2.37 frystyk 1041: <PRE>
2.88 frystyk 1042: #ifdef SOCKS
2.101 frystyk 1043: #ifdef SOCKS4
1044: #define connect Rconnect
1045: #define getsockname Rgetsockname
1046: #define getpeername Rgetpeername
1047: #define bind Rbind
1048: #define accept Raccept
1049: #define listen Rlisten
1050: #define select Rselect
1051: #define recvfrom Rrecvfrom
1052: #define sendto Rsendto
1053: #define recv Rrecv
1054: #define send Rsend
1055: #define read Rread
1056: #define write Rwrite
1057: #define rresvport Rrresvport
1058: #define shutdown Rshutdown
1059: #define listen Rlisten
1060: #define close Rclose
1061: #define dup Rdup
1062: #define dup2 Rdup2
1063: #define fclose Rfclose
1064: #define gethostbyname Rgethostbyname
1065: #else
1066: #ifdef SOCKS5
1067: #define connect SOCKSconnect
1068: #define getsockname SOCKSgetsockname
1069: #define getpeername SOCKSgetpeername
1070: #define bind SOCKSbind
1071: #define accept SOCKSaccept
1072: #define listen SOCKSlisten
1073: #define select SOCKSselect
1074: #define recvfrom SOCKSrecvfrom
1075: #define sendto SOCKSsendto
1076: #define recv SOCKSrecv
1077: #define send SOCKSsend
1078: #define read SOCKSread
1079: #define write SOCKSwrite
1080: #define rresvport SOCKSrresvport
1081: #define shutdown SOCKSshutdown
1082: #define listen SOCKSlisten
1083: #define close SOCKSclose
1084: #define dup SOCKSdup
1085: #define dup2 SOCKSdup2
1086: #define fclose SOCKSfclose
1087: #define gethostbyname SOCKSgethostbyname
1088: #endif /* SOCKS5 */
1089: #endif /* SOCKS4 */
1090: #endif /* SOCKS */
2.37 frystyk 1091: </PRE>
2.95 frystyk 1092: <H2>
1093: Network Family
1094: </H2>
2.37 frystyk 1095: <PRE>
1096: #ifdef DECNET
1097: typedef struct sockaddr_dn SockA; /* See netdnet/dn.h or custom vms.h */
1098: #else /* Internet */
1099: typedef struct sockaddr_in SockA; /* See netinet/in.h */
1100: #endif
1101: </PRE>
2.95 frystyk 1102: <H2>
1103: Default Values of Network Access
1104: </H2>
2.37 frystyk 1105: <PRE>
1106: #ifndef NETCLOSE
1107: #define NETCLOSE close /* Routine to close a TCP-IP socket */
1108: #endif
1109:
1110: #ifndef NETREAD
1111: #define NETREAD read /* Routine to read from a TCP-IP socket */
1112: #endif
1113:
1114: #ifndef NETWRITE
1115: #define NETWRITE write /* Routine to write to a TCP-IP socket */
1116: #endif
2.101 frystyk 1117:
1118: #ifndef NETWRITEV
1119: #define NETWRITEV writev
1120: #endif
2.37 frystyk 1121: </PRE>
2.95 frystyk 1122: <H2>
1123: Definition of errno and Return Code
1124: </H2>
1125: <P>
1126: This is the definition of error codes and the corresponding string constants.
1127: If we do not have the <CODE>strerror</CODE> function then try the error list
1128: table.
2.37 frystyk 1129: <PRE>
1130: #ifndef ERRNO_DONE
1131: extern int errno;
1132: #define socerrno errno
1133: #endif
2.41 frystyk 1134:
1135: #ifndef HAVE_STRERROR /* Otherwise use the table */
1136: extern char *sys_errlist[];
1137: extern int sys_nerr;
1138: #endif
2.37 frystyk 1139: </PRE>
2.95 frystyk 1140: <H2>
1141: Definition of Socket Desrciptores
1142: </H2>
1143: <P>
2.37 frystyk 1144: This is necessary in order to support Windows NT...
1145: <PRE>
2.79 frystyk 1146: #ifndef SOCKET
1147: #define SOCKET int /* Unix like socket descriptor */
1148: #define INVSOC (-1) /* Unix invalid socket */
2.37 frystyk 1149: #endif
2.79 frystyk 1150:
1151: #ifdef __svr4__
1152: #define HT_BACKLOG 32 /* Number of pending connect requests (TCP) */
1153: #else
1154: #define HT_BACKLOG 5 /* Number of pending connect requests (TCP) */
1155: #endif /* __svr4__ */
2.26 frystyk 1156: </PRE>
2.95 frystyk 1157: <H2>
1158: Additional Network variables for SOCKET, file access bits
1159: </H2>
2.59 frystyk 1160: <PRE>
2.101 frystyk 1161: #if 0
2.66 frystyk 1162: #ifndef _WINSOCKAPI_
2.59 frystyk 1163: #define FD_READ 0x01
1164: #define FD_WRITE 0x02
1165: #define FD_OOB 0x04
1166: #define FD_ACCEPT 0x08
1167: #define FD_CONNECT 0x10
1168: #define FD_CLOSE 0x20
1169: #endif /* _WINSOCKAPI_ */
2.101 frystyk 1170: #endif
2.59 frystyk 1171: </PRE>
2.95 frystyk 1172: <H2>
1173: Rough estimate of max path length
1174: </H2>
2.26 frystyk 1175: <PRE>
1176: #ifndef HT_MAX_PATH
1177: #ifdef MAXPATHLEN
1178: #define HT_MAX_PATH MAXPATHLEN
1179: #else
1180: #ifdef PATH_MAX
1181: #define HT_MAX_PATH PATH_MAX
1182: #else
1183: #define HT_MAX_PATH 1024 /* Any better ideas? */
1184: #endif
1185: #endif
1186: #endif /* HT_MAX_PATH */
2.99 frystyk 1187:
1188: #ifndef HT_MAX_TMPNAM
1189: #ifdef L_tmpnam
1190: #define HT_MAX_TMPNAM L_tmpnam
1191: #else
1192: #define HT_MAX_TMPNAM 128
1193: #endif
1194: #endif
2.26 frystyk 1195: </PRE>
2.95 frystyk 1196: <H2>
1197: Definition of NGROUPS
1198: </H2>
2.26 frystyk 1199: <PRE>
2.94 frystyk 1200: #ifdef GETGROUPS_T
2.26 frystyk 1201: #ifndef NGROUPS
1202: #ifdef NGROUPS_MAX
2.94 frystyk 1203: #define NGROUPS NGROUPS_MAX
2.26 frystyk 1204: #else
2.94 frystyk 1205: #define NGROUPS 20 /* Any better ideas? */
2.26 frystyk 1206: #endif
2.37 frystyk 1207: #endif
2.34 frystyk 1208: #endif
1209: </PRE>
2.95 frystyk 1210: <H2>
1211: Definition of Max Domain Name Length
1212: </H2>
2.29 frystyk 1213: <PRE>
1214: #ifndef MAXHOSTNAMELEN
1215: #define MAXHOSTNAMELEN 64 /* Any better ideas? */
1216: #endif
1217: </PRE>
2.95 frystyk 1218: <H2>
1219: File/Directory Management
1220: </H2>
2.41 frystyk 1221: <PRE>
1222: #ifndef MKDIR
1223: #define MKDIR(a,b) mkdir((a), (b))
1224: #endif
1225:
2.56 frystyk 1226: #ifndef RMDIR
1227: #define RMDIR(a) rmdir((a))
1228: #endif
1229:
1230: #ifndef REMOVE
1231: #define REMOVE(a) unlink((a))
2.47 frystyk 1232: #endif
1233:
1234: #ifndef DEFAULT_SUFFIXES
1235: #define DEFAULT_SUFFIXES ".,_"
2.41 frystyk 1236: #endif
2.100 frystyk 1237:
1238: #ifndef F_OK
1239: #define R_OK 4
1240: #define W_OK 2
1241: #define X_OK 1
1242: #define F_OK 0
1243: #endif
2.41 frystyk 1244: </PRE>
2.95 frystyk 1245: <H2>
1246: Macros for manipulating masks for select()
1247: </H2>
2.26 frystyk 1248: <PRE>
2.1 timbl 1249: #ifndef FD_SET
2.88 frystyk 1250: #define FD_SET(fd, m) (*(unsigned*)(m) |= (1 << (fd)))
1251: #endif
1252:
1253: #ifndef FD_CLR
1254: #define FD_CLR(fd, m) (*(unsigned*)(m) &= ~(1 << (fd)))
1255: #endif
1256:
1257: #ifndef FD_ZERO
1258: #define FD_ZERO(m) (*(unsigned*)(m)) = 0
1259: #endif
1260:
1261: #ifndef FD_ISSET
1262: #define FD_ISSET(fd, m) (*(unsigned*)(m) & (1 << (fd)))
1263: #endif
2.26 frystyk 1264: </PRE>
2.95 frystyk 1265: <H2>
1266: Macros for converting characters
1267: </H2>
2.26 frystyk 1268: <PRE>
1269: #ifndef TOASCII
2.1 timbl 1270: #define TOASCII(c) (c)
1271: #define FROMASCII(c) (c)
2.5 timbl 1272: #endif
2.26 frystyk 1273: </PRE>
2.95 frystyk 1274: <H2>
1275: Cache file prefix
1276: </H2>
1277: <P>
2.26 frystyk 1278: This is something onto which we tag something meaningful to make a cache
2.95 frystyk 1279: file name. used in HTWSRC.c at least. If it is not defined at all, caching
2.5 timbl 1280: is turned off.
2.26 frystyk 1281: <PRE>
1282: #ifndef CACHE_FILE_PREFIX
2.88 frystyk 1283: #ifdef unix
2.6 timbl 1284: #define CACHE_FILE_PREFIX "/usr/wsrc/"
2.5 timbl 1285: #endif
2.60 frystyk 1286: #endif
1287: </PRE>
2.95 frystyk 1288: <H2>
1289: Thread Safe Setup
1290: </H2>
1291: <P>
1292: These are some constants setting the size of buffers used by thread safe
1293: versions of some system calls.
2.60 frystyk 1294: <PRE>
1295: #ifdef HT_REENTRANT
1296: #define HOSTENT_MAX 128
1297: #define CTIME_MAX 26
2.101 frystyk 1298: #endif /* HT_REENTRANT */
2.17 luotonen 1299: </PRE>
2.102 frystyk 1300:
1301: <H2>
1302: Types
1303: </H2>
1304: <P>
1305: We define some types here so we son't have to worry about it later
1306: <PRE>
1307: typedef unsigned long ms_t;
1308: </PRE>
2.17 luotonen 1309: <PRE>
1310: #endif
1311: </PRE>
2.95 frystyk 1312: <P>
1313: <HR>
2.94 frystyk 1314: <ADDRESS>
2.111 ! frystyk 1315: @(#) $Id: sysdep.html,v 2.110 1997/04/05 00:25:46 frystyk Exp $
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