[bpt/emacs.git] / src / s / dgux.h

/* Definitions file for GNU Emacs running on Data General's DG/UX
   version 4.32 upto and including 5.4.1.
   Copyright (C) 1994 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 2, 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; see the file COPYING.  If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.  */

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

/* #define UNIPLUS */
/* #define USG5 */
/* #define USG */
/* #define HPUX */
/* #define UMAX */
/* #define BSD4_1 */
#define BSD4_2
#define BSD4_3
#define BSD4_4
#define BSD

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

#define SYSTEM_TYPE "dgux"

/* 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 */

/* Emacs can read input using SIGIO and buffering characters itself,
   or using CBREAK mode and making C-g cause SIGINT.
   The choice is controlled by the variable interrupt_input.
   Define INTERRUPT_INPUT to make interrupt_input = 1 the default (use SIGIO)

   SIGIO can be used only on systems that implement it (4.2 and 4.3).
   CBREAK mode has two disadvantages
     1) At least in 4.2, it is impossible to handle the Meta key properly.
        I hear that in system V this problem does not exist.
     2) Control-G causes output to be discarded.
        I do not know whether this can be fixed in system V.

   Another method of doing input is planned but not implemented.
   It would have Emacs fork off a separate process
   to read the input and send it to the true Emacs process
   through a pipe.

*/

#define INTERRUPT_INPUT

/*
 *	Define HAVE_SOCKETS if the system supports sockets.
 */

#define HAVE_SOCKETS

/*
 *	Define HAVE_UNIX_DOMAIN if the system supports Unix
 *      domain sockets.
 */

#define HAVE_UNIX_DOMAIN

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

#define HAVE_PTYS

/* (Assume) we do have vfork.  */

#define HAVE_VFORK

/*
 *	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 generally OS dependent, and not supported
   under most USG systems. */

#define subprocesses

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

   DGUX can use either COFF or ELF; the default is ELF.
   To compile for COFF (or BCS) use the TARGET_BINARY_INTERFACE
   environment variable.   */

#if defined(_DGUXCOFF_TARGET) || defined(_DGUXBCS_TARGET)
#undef ELF
#ifndef COFF
#define COFF
#endif  /* COFF */
#else   /* defined(_DGUXCOFF_TARGET) || defined(_DGUXBCS_TARGET) */
#undef COFF
#ifndef ELF
#define ELF
#endif  /* ELF */
#endif  /* defined(_DGUXCOFF_TARGET) || defined(_DGUXBCS_TARGET) */

#ifndef COFF /* People will probably find this apparently unreliable
		till the NFS dumping bug is fixed.  */

/* It is possible to undump to ELF with DG/UX 5.4, but for revisions below
   5.4.1 the undump MUST be done on a local file system, or the kernel will
   panic.  ELF executables have the advantage of using shared libraries,
   while COFF executables will still work on 4.2x systems. */

#define UNEXEC unexelf.o

/* This makes sure that all segments in the executable are undumped,
   not just text, data, and bss.  In the case of Mxdb and shared
   libraries, additional information is stored in other sections.
   It does not hurt to have this defined if you don't use Mxdb or
   shared libraries.  In fact, it makes no difference. */

/* Necessary for shared libraries and Mxdb debugging information. */
#define USG_SHARED_LIBRARIES
#endif

/* 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 */

/* Define a replacement for the baud rate switch, since DG/UX uses a different
   from BSD.  */

#define	BAUD_CONVERT    { 0, 110, 134, 150, 300, 600, 1200, 1800, 2400, \
			  4800, 9600, 19200, 38400 }

/*
 *	Define NLIST_STRUCT if the system has nlist.h
 */

#define	NLIST_STRUCT

/*
 *      Make WM Interface Compliant.
 */

#define XICCC

/* Here, on a separate page, add any special hacks needed
   to make Emacs work on this system.  For example,
   you might define certain system call names that don't
   exist on your system, or that do different things on
   your system and must be used only through an encapsulation
   (Which you should place, by convention, in sysdep.c).  */
\f
/* Some compilers tend to put everything declared static
   into the initialized data area, which becomes pure after dumping Emacs.
   On these systems, you must #define static as nothing to foil this.
   Note that emacs carefully avoids static vars inside functions.  */

/* #define static */

/* DG/UX SPECIFIC ADDITIONS TO TEMPLATE FOLLOW: */

/* Use the Berkeley flavors of the library routines, instead of System V.  */

#define setpgrp(pid,pgrp) setpgrp2(pid,pgrp)
#define getpgrp(pid) getpgrp2(pid)

/* Act like Berkeley. */

#define _setjmp(env) sigsetjmp(env,0)
#define	_longjmp(env,val) longjmp(env,val)

/* Use TERMINFO instead of termcap */

#define	TERMINFO

/*
 *      Send signals to subprocesses using characters.
 *
 */

#define SIGNALS_VIA_CHARACTERS

/*
 *	Define HAVE_TERMIOS since this is POSIX,
 *	for terminal control.  Prevent redundant inclusion of termio.h.
 */

#define HAVE_TERMIOS
#define NO_TERMIO

/*
 *	Use a Berkeley style sys/wait.h.
 *      This makes WIF* macros operate on structures instead of ints.
 */

#define _BSD_WAIT_FLAVOR

/*
 *      Use BSD and POSIX-style signals.  This is crucial!
 */

/* #define SYSTEM_MALLOC */

/* MAKING_MAKEFILE must be defined in "ymakefile" before including config.h */
#ifndef NOT_C_CODE

/* Make sure signal.h is included so macros below don't mess with it. */
/* DG/UX include files prevent multiple inclusion. */

#include <signal.h>

/* but undefine the sigmask and sigpause macros since they will get
   #define'd later. */
#undef sigmask
#undef sigpause

#define POSIX_SIGNALS

/* Define this if you use System 5 Release 4 Streams */
#define open  sys_open
#define close sys_close
#define read  sys_read
#define write sys_write

#define INTERRUPTIBLE_OPEN
#define INTERRUPTIBLE_CLOSE
/* can't hurt to define these, even though read/write should auto restart */
#define INTERRUPTIBLE_IO

/* Can't use sys_signal because then etc/server.c would need sysdep.o.  */
extern struct sigaction act, oact;
#define signal(SIG,FUNC) berk_signal(SIG,FUNC)

#endif /* not NOT_C_CODE */

#ifndef __GNUC__
#error You must use GCC to compiler Emascs on DGUX
#endif

#define ORDINARY_LINK
#define START_FILES pre-crt0.o
#define LIB_GCC /usr/lib/gcc/libgcc.a

#ifdef _M88KBCS_TARGET
/* Karl Berry says: the environment
   recommended by gcc (88/open, a.k.a. m88kbcs) doesn't support some system
   functions, and gcc doesn't make it easy to switch environments.  */
#define NO_GET_LOAD_AVG
#endif
\f
/* definitions for xmakefile production */
#ifdef COFF

/* Define the following to use all of the available pty's. */

#define PTY_ITERATION 						\
  for (c = 'p'; c < 't'; c++)					\
    for (i = 0; (((c == 'p') && (i < 64)) || ((c != 'p') && (i < 16))); i++)

#define PTY_NAME_SPRINTF					\
      if (c == 'p')						\
        sprintf (pty_name, "/dev/pty%c%d", c, i);		\
      else							\
        sprintf (pty_name, "/dev/pty%c%x", c, i);

#define PTY_TTY_NAME_SPRINTF					\
      if (c == 'p')						\
        sprintf (pty_name, "/dev/tty%c%d", c, i);		\
      else							\
        sprintf (pty_name, "/dev/tty%c%x", c, i);

#define C_DEBUG_SWITCH -g

#else /* not COFF */

/* We are generating ELF object format.  This makes the system more
   SVR4 like. */

#define SVR4

/* Pseudo-terminal support under SVR4 only loops to deal with errors. */

#define PTY_ITERATION for (i = 0; i < 1; i++)

/* This sets the name of the master side of the PTY. */

#define PTY_NAME_SPRINTF strcpy (pty_name, "/dev/ptmx");

/* This sets the name of the slave side of the PTY.  On SysVr4,
   grantpt(3) forks a subprocess, so keep sigchld_handler() from
   intercepting that death.  If any child but grantpt's should die
   within, it should be caught after sigrelse(2). */

#define PTY_TTY_NAME_SPRINTF			\
  {						\
    char *ptsname(), *ptyname;			\
						\
    sigblock(sigmask(SIGCLD));				\
    if (grantpt(fd) == -1)			\
      fatal("could not grant slave pty");	\
    sigunblock(sigmask(SIGCLD));				\
    if (unlockpt(fd) == -1)			\
      fatal("could not unlock slave pty");	\
    if (!(ptyname = ptsname(fd)))		\
      fatal ("could not enable slave pty");	\
    strncpy(pty_name, ptyname, sizeof(pty_name)); \
    pty_name[sizeof(pty_name) - 1] = 0;		\
  }

/* Push various streams modules onto a PTY channel. */

#define SETUP_SLAVE_PTY \
  if (ioctl (xforkin, I_PUSH, "ptem") == -1)	\
    fatal ("ioctl I_PUSH ptem", errno);		\
  if (ioctl (xforkin, I_PUSH, "ldterm") == -1)	\
    fatal ("ioctl I_PUSH ldterm", errno);	\
  if (ioctl (xforkin, I_PUSH, "ttcompat") == -1) \
    fatal ("ioctl I_PUSH ttcompat", errno);

#ifdef __GNUC__
#define C_DEBUG_SWITCH -g -V2 -mversion-03.00 -mstandard
#endif

#endif /* ELF */

/* Extra stuff which probably should be someplace else but is here out
   of expediency. */

#define LIB_X11_LIB -lX11
#define LIB_MOTIF -lXm -lgen

/* Process groups work in the traditional BSD manner.  */

#define BSD_PGRPS
Commit	Line	Data
9b71f02b	1	/* Definitions file for GNU Emacs running on Data General's DG/UX
5be71b29 PR	2	version 4.32 upto and including 5.4.1.
5be71b29 PR	3	Copyright (C) 1994 Free Software Foundation, Inc.
9b71f02b JB	4
	5	This file is part of GNU Emacs.
	6
	7	GNU Emacs is free software; you can redistribute it and/or modify
	8	it under the terms of the GNU General Public License as published by
17385adc	9	the Free Software Foundation; either version 2, or (at your option)
9b71f02b JB	10	any later version.
	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
	18	along with GNU Emacs; see the file COPYING. If not, write to
3b7ad313 EN	19	the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
3b7ad313 EN	20	Boston, MA 02111-1307, USA. */
9b71f02b	21
9b71f02b JB	22	/*
	23	* Define symbols to identify the version of Unix this is.
	24	* Define all the symbols that apply correctly.
	25	*/
	26
	27	/* #define UNIPLUS */
	28	/* #define USG5 */
	29	/* #define USG */
	30	/* #define HPUX */
	31	/* #define UMAX */
	32	/* #define BSD4_1 */
	33	#define BSD4_2
	34	#define BSD4_3
d1ae7d26	35	#define BSD4_4
9b71f02b	36	#define BSD
9b71f02b JB	37
	38	/* SYSTEM_TYPE should indicate the kind of system you are using.
	39	It sets the Lisp variable system-type. */
	40
8f26edca	41	#define SYSTEM_TYPE "dgux"
9b71f02b JB	42
	43	/* NOMULTIPLEJOBS should be defined if your system's shell
	44	does not have "job control" (the ability to stop a program,
	45	run some other program, then continue the first one). */
	46
	47	/* #define NOMULTIPLEJOBS */
	48
	49	/* Emacs can read input using SIGIO and buffering characters itself,
	50	or using CBREAK mode and making C-g cause SIGINT.
	51	The choice is controlled by the variable interrupt_input.
	52	Define INTERRUPT_INPUT to make interrupt_input = 1 the default (use SIGIO)
	53
	54	SIGIO can be used only on systems that implement it (4.2 and 4.3).
eb8c3be9	55	CBREAK mode has two disadvantages
9b71f02b JB	56	1) At least in 4.2, it is impossible to handle the Meta key properly.
	57	I hear that in system V this problem does not exist.
	58	2) Control-G causes output to be discarded.
	59	I do not know whether this can be fixed in system V.
	60
	61	Another method of doing input is planned but not implemented.
	62	It would have Emacs fork off a separate process
	63	to read the input and send it to the true Emacs process
	64	through a pipe.
9b71f02b	65
085a9cd8	66	*/
9b71f02b	67
5be71b29	68	#define INTERRUPT_INPUT
9b71f02b	69
9b71f02b JB	70	/*
	71	* Define HAVE_SOCKETS if the system supports sockets.
	72	*/
	73
	74	#define HAVE_SOCKETS
	75
d1ae7d26 JB	76	/*
	77	* Define HAVE_UNIX_DOMAIN if the system supports Unix
	78	* domain sockets.
	79	*/
085a9cd8	80
d1ae7d26	81	#define HAVE_UNIX_DOMAIN
085a9cd8	82
9b71f02b JB	83	/*
	84	* Define HAVE_PTYS if the system supports pty devices.
	85	*/
	86
	87	#define HAVE_PTYS
	88
085a9cd8 RS	89	/* (Assume) we do have vfork. */
	90
	91	#define HAVE_VFORK
	92
9b71f02b JB	93	/*
	94	* Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
	95	* The 4.2 opendir, etc., library functions.
	96	*/
	97
	98	/* #define NONSYSTEM_DIR_LIBRARY */
	99
	100	/* Define this symbol if your system has the functions bcopy, etc. */
	101
	102	#define BSTRING
	103
	104	/* subprocesses should be defined if you want to
	105	have code for asynchronous subprocesses
	106	(as used in M-x compile and M-x shell).
	107	This is generally OS dependent, and not supported
	108	under most USG systems. */
	109
	110	#define subprocesses
	111
	112	/* If your system uses COFF (Common Object File Format) then define the
e2f4b44c	113	preprocessor symbol "COFF".
9b71f02b	114
a1005480 RS	115	DGUX can use either COFF or ELF; the default is ELF.
	116	To compile for COFF (or BCS) use the TARGET_BINARY_INTERFACE
	117	environment variable. */
e2f4b44c	118
a1005480 RS	119	#if defined(_DGUXCOFF_TARGET) \|\| defined(_DGUXBCS_TARGET)
	120	#undef ELF
	121	#ifndef COFF
9b71f02b	122	#define COFF
a1005480 RS	123	#endif /* COFF */
	124	#else /* defined(_DGUXCOFF_TARGET) \|\| defined(_DGUXBCS_TARGET) */
	125	#undef COFF
	126	#ifndef ELF
	127	#define ELF
	128	#endif /* ELF */
	129	#endif /* defined(_DGUXCOFF_TARGET) \|\| defined(_DGUXBCS_TARGET) */
e2f4b44c RS	130
	131	#ifndef COFF /* People will probably find this apparently unreliable
	132	till the NFS dumping bug is fixed. */
	133
	134	/* It is possible to undump to ELF with DG/UX 5.4, but for revisions below
	135	5.4.1 the undump MUST be done on a local file system, or the kernel will
	136	panic. ELF executables have the advantage of using shared libraries,
	137	while COFF executables will still work on 4.2x systems. */
	138
	139	#define UNEXEC unexelf.o
	140
	141	/* This makes sure that all segments in the executable are undumped,
	142	not just text, data, and bss. In the case of Mxdb and shared
	143	libraries, additional information is stored in other sections.
	144	It does not hurt to have this defined if you don't use Mxdb or
	145	shared libraries. In fact, it makes no difference. */
	146
	147	/* Necessary for shared libraries and Mxdb debugging information. */
	148	#define USG_SHARED_LIBRARIES
	149	#endif
9b71f02b JB	150
	151	/* define MAIL_USE_FLOCK if the mailer uses flock
	152	to interlock access to /usr/spool/mail/$USER.
	153	The alternative is that a lock file named
	154	/usr/spool/mail/$USER.lock. */
	155
	156	/* #define MAIL_USE_FLOCK */
	157
	158	/* Define CLASH_DETECTION if you want lock files to be written
	159	so that Emacs can tell instantly when you try to modify
	160	a file that someone else has modified in his Emacs. */
	161
	162	/* #define CLASH_DETECTION */
	163
	164	/* Define a replacement for the baud rate switch, since DG/UX uses a different
	165	from BSD. */
	166
	167	#define BAUD_CONVERT { 0, 110, 134, 150, 300, 600, 1200, 1800, 2400, \
	168	4800, 9600, 19200, 38400 }
	169
9b71f02b JB	170	/*
	171	* Define NLIST_STRUCT if the system has nlist.h
	172	*/
	173
	174	#define NLIST_STRUCT
	175
	176	/*
	177	* Make WM Interface Compliant.
	178	*/
	179
	180	#define XICCC
	181
	182	/* Here, on a separate page, add any special hacks needed
	183	to make Emacs work on this system. For example,
	184	you might define certain system call names that don't
	185	exist on your system, or that do different things on
	186	your system and must be used only through an encapsulation
	187	(Which you should place, by convention, in sysdep.c). */
	188	\f
	189	/* Some compilers tend to put everything declared static
	190	into the initialized data area, which becomes pure after dumping Emacs.
	191	On these systems, you must #define static as nothing to foil this.
	192	Note that emacs carefully avoids static vars inside functions. */
	193
	194	/* #define static */
	195
	196	/* DG/UX SPECIFIC ADDITIONS TO TEMPLATE FOLLOW: */
	197
	198	/* Use the Berkeley flavors of the library routines, instead of System V. */
	199
	200	#define setpgrp(pid,pgrp) setpgrp2(pid,pgrp)
	201	#define getpgrp(pid) getpgrp2(pid)
	202
	203	/* Act like Berkeley. */
	204
	205	#define _setjmp(env) sigsetjmp(env,0)
	206	#define _longjmp(env,val) longjmp(env,val)
	207
	208	/* Use TERMINFO instead of termcap */
	209
	210	#define TERMINFO
	211
8f26edca RS	212	/*
	213	* Send signals to subprocesses using characters.
	214	*
	215	*/
	216
	217	#define SIGNALS_VIA_CHARACTERS
	218
9b71f02b	219	/*
d1ae7d26	220	* Define HAVE_TERMIOS since this is POSIX,
085a9cd8	221	* for terminal control. Prevent redundant inclusion of termio.h.
9b71f02b JB	222	*/
9b71f02b JB	223
d1ae7d26	224	#define HAVE_TERMIOS
085a9cd8	225	#define NO_TERMIO
9b71f02b JB	226
	227	/*
	228	* Use a Berkeley style sys/wait.h.
	229	* This makes WIF* macros operate on structures instead of ints.
	230	*/
	231
	232	#define _BSD_WAIT_FLAVOR
	233
9b71f02b JB	234	/*
	235	* Use BSD and POSIX-style signals. This is crucial!
	236	*/
	237
bb292747	238	/* #define SYSTEM_MALLOC */
dbba802a	239
9b71f02b	240	/* MAKING_MAKEFILE must be defined in "ymakefile" before including config.h */
24916110	241	#ifndef NOT_C_CODE
9b71f02b JB	242
	243	/* Make sure signal.h is included so macros below don't mess with it. */
	244	/* DG/UX include files prevent multiple inclusion. */
	245
	246	#include <signal.h>
	247
d1ae7d26 JB	248	/* but undefine the sigmask and sigpause macros since they will get
	249	#define'd later. */
	250	#undef sigmask
	251	#undef sigpause
	252
9b71f02b JB	253	#define POSIX_SIGNALS
9b71f02b JB	254
9b71f02b	255	/* Define this if you use System 5 Release 4 Streams */
9b71f02b JB	256	#define open sys_open
	257	#define close sys_close
	258	#define read sys_read
	259	#define write sys_write
	260
1fe85c45 RS	261	#define INTERRUPTIBLE_OPEN
1fe85c45 RS	262	#define INTERRUPTIBLE_CLOSE
9b71f02b	263	/* can't hurt to define these, even though read/write should auto restart */
1fe85c45	264	#define INTERRUPTIBLE_IO
9b71f02b JB	265
9b71f02b JB	266	/* Can't use sys_signal because then etc/server.c would need sysdep.o. */
d1ae7d26	267	extern struct sigaction act, oact;
9b71f02b JB	268	#define signal(SIG,FUNC) berk_signal(SIG,FUNC)
9b71f02b JB	269
24916110 RS	270	#endif /* not NOT_C_CODE */
	271
	272	#ifndef __GNUC__
	273	#error You must use GCC to compiler Emascs on DGUX
	274	#endif
d1ae7d26	275
5be71b29	276	#define ORDINARY_LINK
d1ae7d26	277	#define START_FILES pre-crt0.o
d1ae7d26	278	#define LIB_GCC /usr/lib/gcc/libgcc.a
6cb37d97	279
1f9ecc7b	280	#ifdef _M88KBCS_TARGET
6cb37d97 RS	281	/* Karl Berry says: the environment
	282	recommended by gcc (88/open, a.k.a. m88kbcs) doesn't support some system
	283	functions, and gcc doesn't make it easy to switch environments. */
	284	#define NO_GET_LOAD_AVG
	285	#endif
e2f4b44c RS	286	\f
	287	/* definitions for xmakefile production */
	288	#ifdef COFF
085a9cd8 RS	289
	290	/* Define the following to use all of the available pty's. */
	291
	292	#define PTY_ITERATION \
	293	for (c = 'p'; c < 't'; c++) \
	294	for (i = 0; (((c == 'p') && (i < 64)) \|\| ((c != 'p') && (i < 16))); i++)
	295
	296	#define PTY_NAME_SPRINTF \
	297	if (c == 'p') \
	298	sprintf (pty_name, "/dev/pty%c%d", c, i); \
	299	else \
	300	sprintf (pty_name, "/dev/pty%c%x", c, i);
	301
	302	#define PTY_TTY_NAME_SPRINTF \
	303	if (c == 'p') \
	304	sprintf (pty_name, "/dev/tty%c%d", c, i); \
	305	else \
	306	sprintf (pty_name, "/dev/tty%c%x", c, i);
	307
085a9cd8 RS	308	#define C_DEBUG_SWITCH -g
085a9cd8 RS	309
e2f4b44c RS	310	#else /* not COFF */
e2f4b44c RS	311
5be71b29 PR	312	/* We are generating ELF object format. This makes the system more
	313	SVR4 like. */
	314
	315	#define SVR4
	316
4ba13117 RS	317	/* Pseudo-terminal support under SVR4 only loops to deal with errors. */
	318
	319	#define PTY_ITERATION for (i = 0; i < 1; i++)
	320
	321	/* This sets the name of the master side of the PTY. */
	322
	323	#define PTY_NAME_SPRINTF strcpy (pty_name, "/dev/ptmx");
	324
	325	/* This sets the name of the slave side of the PTY. On SysVr4,
	326	grantpt(3) forks a subprocess, so keep sigchld_handler() from
	327	intercepting that death. If any child but grantpt's should die
	328	within, it should be caught after sigrelse(2). */
	329
	330	#define PTY_TTY_NAME_SPRINTF \
	331	{ \
	332	char ptsname(), ptyname; \
	333	\
	334	sigblock(sigmask(SIGCLD)); \
	335	if (grantpt(fd) == -1) \
	336	fatal("could not grant slave pty"); \
	337	sigunblock(sigmask(SIGCLD)); \
	338	if (unlockpt(fd) == -1) \
	339	fatal("could not unlock slave pty"); \
	340	if (!(ptyname = ptsname(fd))) \
	341	fatal ("could not enable slave pty"); \
	342	strncpy(pty_name, ptyname, sizeof(pty_name)); \
	343	pty_name[sizeof(pty_name) - 1] = 0; \
	344	}
	345
	346	/* Push various streams modules onto a PTY channel. */
	347
	348	#define SETUP_SLAVE_PTY \
	349	if (ioctl (xforkin, I_PUSH, "ptem") == -1) \
	350	fatal ("ioctl I_PUSH ptem", errno); \
	351	if (ioctl (xforkin, I_PUSH, "ldterm") == -1) \
	352	fatal ("ioctl I_PUSH ldterm", errno); \
	353	if (ioctl (xforkin, I_PUSH, "ttcompat") == -1) \
	354	fatal ("ioctl I_PUSH ttcompat", errno);
	355
4ed715c1	356	#ifdef __GNUC__
d1ae7d26	357	#define C_DEBUG_SWITCH -g -V2 -mversion-03.00 -mstandard
4ed715c1	358	#endif
5be71b29 PR	359
5be71b29 PR	360	#endif /* ELF */
dea95cc2	361
085a9cd8 RS	362	/* Extra stuff which probably should be someplace else but is here out
085a9cd8 RS	363	of expediency. */
651c847c	364
085a9cd8	365	#define LIB_X11_LIB -lX11
37849f29	366	#define LIB_MOTIF -lXm -lgen
a9f7a967 RS	367
	368	/* Process groups work in the traditional BSD manner. */
	369
	370	#define BSD_PGRPS