Source:SLASH'EM 0.0.7E7F2/unixconf.h

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1.    /*	SCCS Id: @(#)unixconf.h 3.4	1999/07/02	*/
2.    /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
3.    /* NetHack may be freely redistributed.  See license for details. */
4.    
5.    #ifdef UNIX
6.    #ifndef UNIXCONF_H
7.    #define UNIXCONF_H
8.    
9.    
10.   /*
11.    * Some include files are in a different place under SYSV
12.    *	BSD		   SYSV
13.    * <sys/time.h>		<time.h>
14.    * <sgtty.h>		<termio.h>
15.    *
16.    * Some routines are called differently
17.    * index		strchr
18.    * rindex		strrchr
19.    *
20.    */
21.   
22.   /* define exactly one of the following four choices */
23.   /* #define BSD 1 */	/* define for 4.n/Free/Open/Net BSD  */
24.   			/* also for relatives like SunOS 4.x, DG/UX, and */
25.   			/* older versions of Linux */
26.   /* #define ULTRIX */	/* define for Ultrix v3.0 or higher (but not lower) */
27.   			/* Use BSD for < v3.0 */
28.   			/* "ULTRIX" not to be confused with "ultrix" */
29.   #define SYSV		/* define for System V, Solaris 2.x, newer versions */
30.   			/* of Linux */
31.   /* #define HPUX */	/* Hewlett-Packard's Unix, version 6.5 or higher */
32.   			/* use SYSV for < v6.5 */
33.   
34.   
35.   /* define any of the following that are appropriate */
36.   #define SVR4		/* use in addition to SYSV for System V Release 4 */
37.   			/* including Solaris 2+ */
38.   #define NETWORK		/* if running on a networked system */
39.   			/* e.g. Suns sharing a playground through NFS */
40.   /* #define SUNOS4 */	/* SunOS 4.x */
41.   /* #define LINUX */	/* Another Unix clone */
42.   /* #define CYGWIN32 */	/* Unix on Win32 -- use with case sensitive defines */
43.   /* #define GENIX */	/* Yet Another Unix Clone */
44.   /* #define HISX */	/* Bull Unix for XPS Machines */
45.   /* #define BOS */	/* Bull Open Software - Unix for DPX/2 Machines */
46.   /* #define UNIXPC */	/* use in addition to SYSV for AT&T 7300/3B1 */
47.   /* #define AIX_31 */	/* In AIX 3.1 (IBM RS/6000) use BSD ioctl's to gain
48.   			 * job control (note that AIX is SYSV otherwise)
49.   			 * Also define this for AIX 3.2 */
50.   
51.   #define TERMINFO	/* uses terminfo rather than termcap */
52.   			/* Should be defined for most SYSV, SVR4 (including
53.   			 * Solaris 2+), HPUX, and Linux systems.  In
54.   			 * particular, it should NOT be defined for the UNIXPC
55.   			 * unless you remove the use of the shared library in
56.   			 * the Makefile */
57.   #define TEXTCOLOR	/* Use System V r3.2 terminfo color support */
58.   			/* and/or ANSI color support on termcap systems */
59.   			/* and/or X11 color */
60.   #define POSIX_JOB_CONTROL /* use System V / Solaris 2.x / POSIX job control */
61.   			/* (e.g., VSUSP) */
62.   #define POSIX_TYPES	/* use POSIX types for system calls and termios */
63.   			/* Define for many recent OS releases, including
64.   			 * those with specific defines (since types are
65.   			 * changing toward the standard from earlier chaos).
66.   			 * For example, platforms using the GNU libraries,
67.   			 * Linux, Solaris 2.x
68.   			 */
69.   
70.   /* #define OPENWINBUG */	/* avoid a problem using OpenWindows 3.0 for
71.   				   X11 on SunOS 4.1.x, x>= 2.  Do not define
72.   				   for other X11 implementations. */
73.   /* #define PYRAMID_BUG */	/* avoid a bug on the Pyramid */
74.   /* #define BSD_43_BUG */	/* for real 4.3BSD cc's without schain botch fix */
75.   /* #define MICROPORT_BUG */	/* problems with large arrays in structs */
76.   /* #define MICROPORT_286_BUG */ /* changes needed in termcap.c to get it to
77.   				   run with Microport Sys V/AT version 2.4.
78.   				   By Jay Maynard */
79.   /* #define AIXPS_2BUG */	/* avoid a problem with little_to_big() optimization */
80.   
81.   /* #define RANDOM */		/* if neither random/srandom nor lrand48/srand48
82.   				   is available from your system */
83.   
84.   /* see sys/unix/snd86unx.shr for more information on these */
85.   /* #define UNIX386MUSIC */	/* play real music through speaker on systems
86.   				   with music driver installed */
87.   /* #define VPIX_MUSIC */	/* play real music through speaker on systems
88.   				   with built-in VPIX support */
89.   
90.   /*
91.    * ALI
92.    *
93.    * File areas can be used to place different Slash'EM files in different
94.    * directories. This is necessary to comply with Linux's FSSTD 1.2 and its
95.    * replacement FHS 2.0. Currently, these are only implemented for UNIX, but
96.    * other ports could follow suit by including similar defines in their port
97.    * specific config files and implementing the relevent functions.
98.    *
99.    * File areas are supposed to be opaque; that is the core system does not
100.   * interpret them in any way, it simply passes them to the port specific
101.   * functions to handle. This means that while the obvious mapping is onto
102.   * directories, there is nothing in the core code that assumes this. Non-UNIX
103.   * ports in particular may find that a more general mapping is desirable.
104.   *
105.   * The following file areas are supported:
106.   *
107.   * FILE_AREA_SAVE	For save files (R/W)
108.   * FILE_AREA_BONES	For bones files (R/W)
109.   * FILE_AREA_LEVL	For level files (R/W)
110.   * FILE_AREA_VAR	For other files which may be modified by Slash'EM
111.   * FILE_AREA_SHARE	For read-only, architechure independent, files 
112.   * FILE_AREA_UNSHARE	For read-only, architechure dependent, files 
113.   * FILE_AREA_DOC	For human-readable documentation
114.   */
115.  
116.  /* #define FILE_AREAS */		/* Use file areas */
117.  
118.  #ifdef FILE_AREAS
119.  
120.  /*
121.   * File areas compatible with Linux's FSSTND 1.2.
122.   * Note: This has been superceeded by FHS 2.0, but is included because
123.   * many systems still seem to use it.
124.   */
125.  
126.  /* #define FILE_AREA_VAR	"/var/lib/games/slashem/" */
127.  /* #define FILE_AREA_SAVE	"/var/lib/games/slashem/save/" */
128.  /* #define FILE_AREA_SHARE	"/usr/lib/games/slashem/" */
129.  /* #define FILE_AREA_UNSHARE	"/usr/lib/games/slashem/" */
130.  /* #define FILE_AREA_DOC	"/usr/doc/slashem/" */
131.  
132.  /*
133.   * File areas compatible with FHS 2.0
134.   */
135.  
136.  #define FILE_AREA_VAR		"/var/games/slashem/"
137.  #define FILE_AREA_SAVE		"/var/games/slashem/save/"
138.  #define FILE_AREA_SHARE		"/usr/share/games/slashem/"
139.  #define FILE_AREA_UNSHARE	"/usr/lib/games/slashem/"
140.  #define FILE_AREA_DOC		"/usr/share/doc/slashem/"
141.  
142.  #define FILE_AREA_BONES		FILE_AREA_VAR
143.  #define FILE_AREA_LEVL		FILE_AREA_VAR
144.  
145.  #endif /* FILE_AREAS */
146.  
147.  /*
148.   * The next two defines are intended mainly for the Andrew File System,
149.   * which does not allow hard links.  If NO_FILE_LINKS is defined, lock files
150.   * will be created in LOCKDIR using open() instead of in the playground using
151.   * link().
152.   *		Ralf Brown, 7/26/89 (from v2.3 hack of 10/10/88)
153.   */
154.  
155.  /* #define NO_FILE_LINKS */	/* if no hard links */
156.  
157.  #ifdef NO_FILE_LINKS
158.  # ifdef FILE_AREAS
159.  # define LOCKDIR FILE_AREA_VAR			/* where to put locks */
160.  # else
161.  # define LOCKDIR "/usr/games/lib/nethackdir"	/* where to put locks */
162.  # endif
163.  #endif
164.  
165.  /*
166.   * Define DEF_PAGER as your default pager, e.g. "/bin/cat" or "/usr/ucb/more"
167.   * If defined, it can be overridden by the environment variable PAGER.
168.   * Hack will use its internal pager if DEF_PAGER is not defined.
169.   * (This might be preferable for security reasons.)
170.   * #define DEF_PAGER	".../mydir/mypager"
171.   */
172.  
173.  /*
174.   * If you want the static parts of your playground on a read-only file
175.   * system, define VAR_PLAYGROUND to be where the variable parts are kept.
176.   */
177.  /* #define VAR_PLAYGROUND "/var/lib/games/nethack" */
178.  
179.  
180.  
181.  /*
182.   * Define PORT_HELP to be the name of the port-specfic help file.
183.   * This file is found in HACKDIR.
184.   * Normally, you shouldn't need to change this.
185.   * There is currently no port-specific help for Unix systems.
186.   */
187.  /* #define PORT_HELP "Unixhelp" */
188.  
189.  #ifdef TTY_GRAPHICS
190.  /*
191.   * To enable the `timed_delay' option for using a timer rather than extra
192.   * screen output when pausing for display effect.  Requires that `msleep'
193.   * function be available (with time argument specified in milliseconds).
194.   * Various output devices can produce wildly varying delays when the
195.   * "extra output" method is used, but not all systems provide access to
196.   * a fine-grained timer.
197.   */
198.  /* #define TIMED_DELAY */	/* usleep() */
199.  
200.  # ifdef TEXTCOLOR
201.  #  define VIDEOSHADES
202.  # endif
203.  #endif
204.  
205.  /*
206.   * If you define MAIL, then the player will be notified of new mail
207.   * when it arrives.  If you also define DEF_MAILREADER then this will
208.   * be the default mail reader, and can be overridden by the environment
209.   * variable MAILREADER; otherwise an internal pager will be used.
210.   * A stat system call is done on the mailbox every MAILCKFREQ moves.
211.   */
212.  
213.  #define MAIL			/* Deliver mail during the game */
214.  
215.  /* The Andrew Message System does mail a little differently from normal
216.   * UNIX.  Mail is deposited in the user's own directory in ~/Mailbox
217.   * (another directory).  MAILBOX is the element that will be added on to
218.   * the user's home directory path to generate the Mailbox path - just in
219.   * case other Andrew sites do it differently from CMU.
220.   *
221.   *		dan lovinger
222.   *		dl2n+@andrew.cmu.edu (dec 19 1989)
223.   */
224.  
225.  /* #define AMS */		/* use Andrew message system for mail */
226.  
227.  /* NO_MAILREADER is for kerberos authenticating filesystems where it is
228.   * essentially impossible to securely exec child processes, like mail
229.   * readers, when the game is running under a special token.
230.   *
231.   *	       dan
232.   */
233.  
234.  /* #define NO_MAILREADER */	/* have mail daemon just tell player of mail */
235.  
236.  #ifdef	MAIL
237.  # if defined(BSD) || defined(ULTRIX)
238.  #  ifdef AMS
239.  #define AMS_MAILBOX	"/Mailbox"
240.  #  else
241.  #   if defined(__FreeBSD__) || defined(__OpenBSD__)
242.  #define DEF_MAILREADER "/usr/bin/mail"
243.  #   else
244.  #define DEF_MAILREADER	"/usr/ucb/Mail"
245.  #   endif
246.  #  endif
247.  #else
248.  # if (defined(SYSV) || defined(DGUX) || defined(HPUX)) && !defined(LINUX)
249.  #  if defined(M_XENIX)
250.  #define DEF_MAILREADER	"/usr/bin/mail"
251.  #  else
252.  #   ifdef __sgi
253.  #define DEF_MAILREADER	"/usr/sbin/Mail"
254.  #   else
255.  #define DEF_MAILREADER	"/usr/bin/mailx"
256.  #   endif
257.  #  endif
258.  # else
259.  #define DEF_MAILREADER	"/bin/mail"
260.  # endif
261.  #endif
262.  
263.  #define MAILCKFREQ	50
264.  #endif	/* MAIL */
265.  
266.  
267.  
268.  #ifdef COMPRESS
269.  /* Some implementations of compress need a 'quiet' option.
270.   * If you've got one of these versions, put -q here.
271.   * You can also include any other strange options your compress needs.
272.   * If you have a normal compress, just leave it commented out.
273.   */
274.  /* #define COMPRESS_OPTIONS "-q" */
275.  #endif
276.  
277.  #define FCMASK	0660	/* file creation mask */
278.  
279.  
280.  /*
281.   * The remainder of the file should not need to be changed.
282.   */
283.  
284.  #ifdef _AUX_SOURCE
285.  # ifdef AUX /* gcc ? */
286.  #  define _SYSV_SOURCE
287.  #  define _BSD_SOURCE
288.  #else
289.  #  define AUX
290.  # endif
291.  #endif /* _AUX_SOURCE */
292.  
293.  #if defined(LINUX) || defined(bsdi)
294.  # ifndef POSIX_TYPES
295.  #  define POSIX_TYPES
296.  # endif
297.  # ifndef POSIX_JOB_CONTROL
298.  #  define POSIX_JOB_CONTROL
299.  # endif
300.  #endif
301.  
302.  /*
303.   * BSD/ULTRIX systems are normally the only ones that can suspend processes.
304.   * Suspending NetHack processes cleanly should be easy to add to other systems
305.   * that have SIGTSTP in the Berkeley sense.  Currently the only such systems
306.   * known to work are HPUX and AIX 3.1; other systems will probably require
307.   * tweaks to unixtty.c and ioctl.c.
308.   *
309.   * POSIX defines a slightly different type of job control, which should be
310.   * equivalent for NetHack's purposes.  POSIX_JOB_CONTROL should work on
311.   * various recent SYSV versions (with possibly tweaks to unixtty.c again).
312.   */
313.  #ifndef POSIX_JOB_CONTROL
314.  # if defined(BSD) || defined(ULTRIX) || defined(HPUX) || defined(AIX_31)
315.  #  define BSD_JOB_CONTROL
316.  # else
317.  #  if defined(SVR4)
318.  #   define POSIX_JOB_CONTROL
319.  #  endif
320.  # endif
321.  #endif
322.  #if defined(BSD_JOB_CONTROL) || defined(POSIX_JOB_CONTROL) || defined(AUX)
323.  #define SUSPEND		/* let ^Z suspend the game */
324.  #endif
325.  
326.  
327.  #if defined(BSD) || defined(ULTRIX)
328.  #include <sys/time.h>
329.  #else
330.  #include <time.h>
331.  #endif
332.  
333.  #define HLOCK	"perm"	/* an empty file used for locking purposes */
334.  #define HLOCK_AREA	FILE_AREA_VAR
335.  
336.  #ifndef REDO
337.  #define Getchar nhgetch
338.  #endif
339.  #define tgetch getchar
340.  
341.  #define SHELL		/* do not delete the '!' command */
342.  
343.  /* -AJA- Escaping to a shell doesn't work when SDL port is running
344.   *       fullscreen (makes the computer seem frozen).  Undefining
345.   *       `SHELL' is a bit blunt though...
346.   */
347.  #if defined(GL_GRAPHICS) || defined(SDL_GRAPHICS)
348.  #undef SHELL
349.  #endif
350.  
351.  #include "system.h"
352.  
353.  #if defined(POSIX_TYPES) || defined(__GNUC__)
354.  #include <stdlib.h>
355.  #include <unistd.h>
356.  #endif
357.  
358.  #if defined(POSIX_TYPES) || defined(__GNUC__) || defined(BSD) || defined(ULTRIX)
359.  #include <sys/wait.h>
360.  #endif
361.  
362.  #if defined(BSD) || defined(ULTRIX)
363.  # if !defined(DGUX) && !defined(SUNOS4)
364.  #define memcpy(d, s, n)		bcopy(s, d, n)
365.  #define memcmp(s1, s2, n)	bcmp(s2, s1, n)
366.  # endif
367.  # ifdef SUNOS4
368.  #include <memory.h>
369.  # endif
370.  #else	/* therefore SYSV */
371.  # ifndef index	/* some systems seem to do this for you */
372.  #define index	strchr
373.  # endif
374.  # ifndef rindex
375.  #define rindex	strrchr
376.  # endif
377.  #endif
378.  
379.  /* Use the high quality random number routines. */
380.  #if defined(BSD) || defined(LINUX) || defined(ULTRIX) || defined(CYGWIN32) || defined(RANDOM)
381.  #define Rand()	random()
382.  #else
383.  #define Rand()	lrand48()
384.  #endif
385.  
386.  #ifdef TIMED_DELAY
387.  # if defined(SUNOS4) || defined(LINUX) || defined(SVR4) /* [max] added SVR4 */
388.  # define msleep(k) usleep((k)*1000)
389.  # endif
390.  # ifdef ULTRIX
391.  # define msleep(k) napms(k)
392.  # endif
393.  #endif
394.  
395.  #ifdef hc	/* older versions of the MetaWare High-C compiler define this */
396.  # ifdef __HC__
397.  #  undef __HC__
398.  # endif
399.  # define __HC__ hc
400.  # undef hc
401.  #endif
402.  
403.  #if defined(GNOME_GRAPHICS)
404.  #if defined(LINUX)
405.  # include <linux/unistd.h>
406.  # if defined(__NR_getresuid) && defined(__NR_getresgid)	/* ie., >= v2.1.44 */
407.  #  define GETRES_SUPPORT
408.  # endif
409.  #else
410.  # if defined(BSD) || defined(SVR4)
411.  /*
412.   * [ALI] We assume that SVR4 means we can safely include syscall.h
413.   * (although it's really a BSDism). This is certainly true for Solaris 2.5,
414.   * Solaris 7, Solaris 8 and Compaq Tru64 5.1
415.   * Later BSD systems will have the getresid system calls.
416.   */
417.  # include <sys/syscall.h>
418.  # if (defined (SYS_getuid) || defined(SYS_getresuid)) && \
419.    (defined(SYS_getgid) || defined(SYS_getresgid))
420.  #  define GETRES_SUPPORT
421.  # endif
422.  # endif	/* BSD || SVR4 */
423.  #endif	/* LINUX */
424.  #endif	/* GNOME_GRAPHICS */
425.  
426.  #if defined(USE_REGEX_MATCH)
427.  # if defined(__FreeBSD__) || defined(__OpenBSD__)
428.  #  define POSIX_REGEX
429.  # else
430.  #  define GNU_REGEX
431.  # endif
432.  #endif
433.  
434.  #endif /* UNIXCONF_H */
435.  #endif /* UNIX */