[bpt/emacs.git] / src / s / usg5-2.h

/* Definitions file for GNU Emacs running on AT&T's System V Release 2.0
   Copyright (C) 1985, 1986, 1999, 2001, 2002, 2003, 2004, 2005, 2006,
                 2007, 2008  Free Software Foundation, Inc.

This file is part of GNU Emacs.

GNU Emacs is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */


/*
 *	Define symbols to identify the version of Unix this is.
 *	Define all the symbols that apply correctly.
 */

#define USG				/* System III, System V, etc */

#define USG5

/* SYSTEM_TYPE should indicate the kind of system you are using.
 It sets the Lisp variable system-type.  */

#define SYSTEM_TYPE "usg-unix-v"

/* nomultiplejobs should be defined if your system's shell
 does not have "job control" (the ability to stop a program,
 run some other program, then continue the first one).  */

#define NOMULTIPLEJOBS

/* Default is to set interrupt_input to 0: don't do input buffering within Emacs */

/* #define INTERRUPT_INPUT */

/* Letter to use in finding device name of first pty,
  if system supports pty's.  'p' means it is /dev/ptyp0  */

#define FIRST_PTY_LETTER 'p'

/*
 *	Define HAVE_TERMIO if the system provides sysV-style ioctls
 *	for terminal control.
 */

#define HAVE_TERMIO

/*
 *	Define HAVE_PTYS if the system supports pty devices.
 */

/* #define HAVE_PTYS */

/* Define HAVE_SOCKETS if system supports 4.2-compatible sockets.  */

/* #define HAVE_SOCKETS */

/*
 *	Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
 *      The 4.2 opendir, etc., library functions.
 */

#define NONSYSTEM_DIR_LIBRARY

/* Define this symbol if your system has the functions bcopy, etc. */

/* #define BSTRING */

/* subprocesses should be defined if you want to
 have code for asynchronous subprocesses
 (as used in M-x compile and M-x shell).
 This is supposed to work now on system V release 2.  */

#define subprocesses

/* If your system uses COFF (Common Object File Format) then define the
   preprocessor symbol "COFF". */

#define COFF

/* define MAIL_USE_FLOCK if the mailer uses flock
   to interlock access to /usr/spool/mail/$USER.
   The alternative is that a lock file named
   /usr/spool/mail/$USER.lock.  */

/* #define MAIL_USE_FLOCK */

/* Define CLASH_DETECTION if you want lock files to be written
   so that Emacs can tell instantly when you try to modify
   a file that someone else has modified in his Emacs.  */

/* #define CLASH_DETECTION */

/* The file containing the kernel's symbol table is called /unix.  */

#define KERNEL_FILE "/unix"

/* The symbol in the kernel where the load average is found
   is named avenrun.  */

#define LDAV_SYMBOL "avenrun"
\f
/* Special hacks needed to make Emacs run on this system.  */

/*
 *	Make the sigsetmask function go away.  Don't know what the
 *	ramifications of this are, but doesn't seem possible to
 *	emulate it properly anyway at this point.
 */

#define sigsetmask(mask)	/* Null expansion */

/* setjmp and longjmp can safely replace _setjmp and _longjmp,
   but they will run slower.  */

#define _setjmp setjmp
#define _longjmp longjmp

/* On USG systems these have different names */

#define index strchr
#define rindex strrchr

/* USG systems tend to put everything declared static
   into the initialized data area, which becomes pure after dumping Emacs.
   Foil this.  Emacs carefully avoids static vars inside functions.  */

#define static

/* Compiler bug bites on many systems when default ADDR_CORRECT is used.  */

#define ADDR_CORRECT(x) (x)

/* Prevent -lg from being used for debugging.  Not implemented?  */

#define LIBS_DEBUG

/* Use terminfo instead of termcap.  */

#define TERMINFO

/* arch-tag: cfd9500f-0284-4a88-8f07-3f56b42db13b
   (do not change this comment) */
Commit	Line	Data
9b71f02b	1	/* Definitions file for GNU Emacs running on AT&T's System V Release 2.0
4b158629 GM	2	Copyright (C) 1985, 1986, 1999, 2001, 2002, 2003, 2004, 2005, 2006,
4b158629 GM	3	2007, 2008 Free Software Foundation, Inc.
9b71f02b JB	4
	5	This file is part of GNU Emacs.
	6
4b158629	7	GNU Emacs is free software: you can redistribute it and/or modify
9b71f02b	8	it under the terms of the GNU General Public License as published by
4b158629 GM	9	the Free Software Foundation, either version 3 of the License, or
4b158629 GM	10	(at your option) any later version.
9b71f02b JB	11
	12	GNU Emacs is distributed in the hope that it will be useful,
	13	but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	GNU General Public License for more details.
	16
	17	You should have received a copy of the GNU General Public License
4b158629	18	along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
9b71f02b JB	19
	20
	21	/*
	22	* Define symbols to identify the version of Unix this is.
	23	* Define all the symbols that apply correctly.
	24	*/
	25
	26	#define USG /* System III, System V, etc */
	27
	28	#define USG5
	29
	30	/* SYSTEM_TYPE should indicate the kind of system you are using.
	31	It sets the Lisp variable system-type. */
	32
	33	#define SYSTEM_TYPE "usg-unix-v"
	34
	35	/* nomultiplejobs should be defined if your system's shell
	36	does not have "job control" (the ability to stop a program,
	37	run some other program, then continue the first one). */
	38
	39	#define NOMULTIPLEJOBS
	40
	41	/* Default is to set interrupt_input to 0: don't do input buffering within Emacs */
	42
	43	/* #define INTERRUPT_INPUT */
	44
	45	/* Letter to use in finding device name of first pty,
	46	if system supports pty's. 'p' means it is /dev/ptyp0 */
	47
	48	#define FIRST_PTY_LETTER 'p'
	49
	50	/*
	51	* Define HAVE_TERMIO if the system provides sysV-style ioctls
	52	* for terminal control.
	53	*/
	54
	55	#define HAVE_TERMIO
	56
9b71f02b JB	57	/*
	58	* Define HAVE_PTYS if the system supports pty devices.
	59	*/
	60
	61	/* #define HAVE_PTYS */
	62
	63	/* Define HAVE_SOCKETS if system supports 4.2-compatible sockets. */
	64
	65	/* #define HAVE_SOCKETS */
	66
	67	/*
	68	* Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
	69	* The 4.2 opendir, etc., library functions.
	70	*/
	71
	72	#define NONSYSTEM_DIR_LIBRARY
	73
	74	/* Define this symbol if your system has the functions bcopy, etc. */
	75
	76	/* #define BSTRING */
	77
	78	/* subprocesses should be defined if you want to
	79	have code for asynchronous subprocesses
	80	(as used in M-x compile and M-x shell).
	81	This is supposed to work now on system V release 2. */
	82
	83	#define subprocesses
	84
	85	/* If your system uses COFF (Common Object File Format) then define the
	86	preprocessor symbol "COFF". */
	87
	88	#define COFF
	89
	90	/* define MAIL_USE_FLOCK if the mailer uses flock
	91	to interlock access to /usr/spool/mail/$USER.
	92	The alternative is that a lock file named
	93	/usr/spool/mail/$USER.lock. */
	94
	95	/* #define MAIL_USE_FLOCK */
	96
	97	/* Define CLASH_DETECTION if you want lock files to be written
	98	so that Emacs can tell instantly when you try to modify
	99	a file that someone else has modified in his Emacs. */
	100
	101	/* #define CLASH_DETECTION */
	102
9b71f02b JB	103	/* The file containing the kernel's symbol table is called /unix. */
	104
	105	#define KERNEL_FILE "/unix"
	106
	107	/* The symbol in the kernel where the load average is found
	108	is named avenrun. */
	109
	110	#define LDAV_SYMBOL "avenrun"
	111	\f
	112	/* Special hacks needed to make Emacs run on this system. */
	113
	114	/*
	115	* Make the sigsetmask function go away. Don't know what the
	116	* ramifications of this are, but doesn't seem possible to
	117	* emulate it properly anyway at this point.
	118	*/
	119
	120	#define sigsetmask(mask) /* Null expansion */
	121
	122	/* setjmp and longjmp can safely replace _setjmp and _longjmp,
	123	but they will run slower. */
	124
	125	#define _setjmp setjmp
	126	#define _longjmp longjmp
	127
9b71f02b JB	128	/* On USG systems these have different names */
	129
	130	#define index strchr
	131	#define rindex strrchr
	132
	133	/* USG systems tend to put everything declared static
	134	into the initialized data area, which becomes pure after dumping Emacs.
	135	Foil this. Emacs carefully avoids static vars inside functions. */
	136
	137	#define static
	138
	139	/* Compiler bug bites on many systems when default ADDR_CORRECT is used. */
	140
	141	#define ADDR_CORRECT(x) (x)
	142
	143	/* Prevent -lg from being used for debugging. Not implemented? */
	144
	145	#define LIBS_DEBUG
	146
	147	/* Use terminfo instead of termcap. */
	148
	149	#define TERMINFO
ab5796a9 MB	150
	151	/* arch-tag: cfd9500f-0284-4a88-8f07-3f56b42db13b
	152	(do not change this comment) */