Commit 59915a53 authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

Initial revision

parent a66d4bd3
/* machine description file for SEQUENT machines running DYNIX/ptx
Copyright (C) 1985, 1986 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, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* The following line tells the configuration script what sort of
operating system this machine is likely to run.
USUAL-OPSYS="ptx" */
#include "intel386.h"
/* Define how to take a char and sign-extend into an int.
On machines where char is signed, this is a no-op. */
/* CHECK THIS */
#define SIGN_EXTEND_CHAR(c) (c)
/* Now define a symbol for the cpu type, if your compiler
does not define it automatically:
Ones defined so far include vax, m68000, ns16000, pyramid,
orion, tahoe, APOLLO and many others. */
/* BTW: ptx defines _SEQUENT_, i386 */
/* Use type int rather than a union, to represent Lisp_Object */
/* This is desirable for most machines. */
#define NO_UNION_TYPE
/* crt0.c should use the vax-bsd style of entry, with these dummy args. */
/* Already defined. Assume prior definition works for PTX. */
#if 0
#undef CRT0_DUMMIES
#define CRT0_DUMMIES dummy1, dummy2, dummy3,
#endif
/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
the 24-bit bit field into an int. In other words, if bit fields
are always unsigned.
If you use NO_UNION_TYPE, this flag does not matter. */
#define EXPLICIT_SIGN_EXTEND
/* Data type of load average, as read out of kmem. */
#define LOAD_AVE_TYPE unsigned long
/* Convert that into an integer that is 100 for a load average of 1.0 */
#define FSCALE 1000.0
#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
/* Define CANNOT_DUMP on machines where unexec does not work.
Then the function dump-emacs will not be defined
and temacs will do (load "loadup") automatically unless told otherwise. */
/* #define CANNOT_DUMP */
/* Define VIRT_ADDR_VARIES if the virtual addresses of
pure and impure space as loaded can vary, and even their
relative order cannot be relied on.
Otherwise Emacs assumes that text space precedes data space,
numerically. */
/* #define VIRT_ADDR_VARIES */
/* Define C_ALLOCA if this machine does not support a true alloca
and the one written in C should be used instead.
Define HAVE_ALLOCA to say that the system provides a properly
working alloca function and it should be used.
Define neither one if an assembler-language alloca
in the file alloca.s should be used. */
#ifndef __GNUC__
#define C_ALLOCA
#undef HAVE_ALLOCA
#endif
/* Define NO_REMAP if memory segmentation makes it not work well
to change the boundary between the text section and data section
when Emacs is dumped. If you define this, the preloaded Lisp
code will not be sharable; but that's better than failing completely. */
/* On PTX, can't seem to get a valid executable unless NO_REMAP is
defined. This did work in the Sequent patched Emacs 18.57. */
#ifndef NO_REMAP
#define NO_REMAP
#endif
/* #undef NO_REMAP */
/* If a valid PTX executable could be dumped without NO_REMAP defined,
here's a guess at some defines to make it work. */
#ifndef NO_REMAP
/* PTX has getpagesize() but it returns 296. Using the default method of
including getpagesize.h in unexec.c returns 4096 which seems more
reasonable. */
/* #define HAVE_GETPAGESIZE */
/* Override magic number for a.out header. */
#define EXEC_MAGIC 0411 /* from a.out.h: separated I&D */
#define ADJUST_TEXT_SCNHDR_SIZE
#define ADJUST_TEXTBASE
/* The file sections in the Symmetry a.out must be on 4K boundaries. */
/* #define DATA_SECTION_ALIGNMENT (4096-1) */
#endif /* ifndef NO_REMAP */
/* Avoids a compiler bug. */
#define TAHOE_REGISTER_BUG
/* (short) negative-int doesn't sign-extend correctly. */
#define SHORT_CAST_BUG
/* Cause compilations to be done in parallel in ymakefile. */
#define MAKE_PARALLEL $&
/* Use terminfo library. */
#define LIBS_TERMCAP -ltermlib
/* Definitions file for GNU Emacs running on Sequent DYNIX/ptx 1.x/2.x
Copyright (C) 1987, 1990 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, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* This file was written by Bill Burton <billb@progress.com>. Parts were
adapted from m-ptx1-2.h and process.c as distributed with the Emacs 18.57
on the Sequent Public software tape. Other parts were adapted from
usg5-4.h. */
/* Use the SysVr3 file for base configuration even though much is changed. */
#include "usg5-3.h"
/* Undo these defines because they are incorrect or need to be changed. */
#undef LIB_X11_LIB
#undef LIBX10_SYSTEM
#undef LIBX11_SYSTEM
#undef USG_SHARED_LIBRARIES
/* <sys/stat.h> *defines* stat as a static function. If "static"
is blank, then many files will have a public definition for stat. */
#undef static
/* PTX supports job control. */
#undef NOMULTIPLEJOBS
/* PTX has System V streams. */
#define SYSV_STREAMS
/* Leave out -lPW since it conflicts with term.o and because we're not sure
if the alloca found there by autoconf should be trusted on PTX. */
#define LIB_STANDARD -lc
/* Local define. If TCP/IP is not installed, comment this out. */
#define TCPIP_INSTALLED
#ifdef TCPIP_INSTALLED
#define HAVE_SOCKETS
#define HAVE_SELECT
#else
#undef subprocesses
#endif
#ifdef HAVE_X_WINDOWS
#define LIBX11_SYSTEM -lsocket -linet -lnsl
/* This is also defined so that lib-src/profile can link. */
#define LIBS_SYSTEM -lseq
#else /* ! HAVE_X_WINDOWS */
#ifdef HAVE_SOCKETS
#define LIBS_SYSTEM -lsocket -linet -lnsl -lseq
#else
#define LIBS_SYSTEM -lseq
#endif
#endif /* ! HAVE_X_WINDOWS */
/* No <sioctl.h> */
#define NO_SIOCTL_H
/* PTX has timeval */
#define HAVE_TIMEVAL
/* If we have X windows, configure should find gettimeofday in -lX11.
Since we emulate gettimeofday below, we really have it anyway. */
#ifndef HAVE_GETTIMEOFDAY
#define HAVE_GETTIMEOFDAY
#endif
#ifdef emacs
#include <sys/stropts.h> /* Support for pty's */
#include <sys/conf.h>
/*#undef SIGIO*/ /* SIGIO is already undef'd elsewhere. PTX
has SIGIO, but it's just an alias for
SIGPOLL. */
/* Emulate gettimeofday() except for the time zone information which Emacs
doesn't use anyway. Get_process_stats() is in -lseq. */
#include <sys/procstats.h>
#define gettimeofday(tp, tzp) get_process_stats (tp, PS_SELF, 0, 0)
/* Define timezone since it's not in sys/time.h. Unfortunately, this causes
trouble when building with X since this struct is defined in
<X11/Xos.h>. */
struct timezone
{
int tz_minuteswest;
int tz_dsttime;
};
/* Unfortunately, this define is not checked in all files including
<X11/Xos.h> so we can't use it. */
/* #define XOS_NEEDS_TIME_H */
/* In ptx/WINDOWS, this prevents problems with the timezone struct being
redefined in <X11/Xos.h>. It seems the necessary include files are
included via systime.h so leaving them out here is not a problem. This
may not work in X11R5 or X11R6. */
#define __TIMEVAL__
#endif /* emacs */
/* PTX doesn't have FIONREAD at all. */
#undef INTERRUPT_INPUT
#define BROKEN_FIONREAD
/* We can support this */
#define CLASH_DETECTION
/* PTX has termios */
#define HAVE_TERMIOS
#undef HAVE_TERMIO
#undef BROKEN_TIOCGWINSZ
#undef BROKEN_TIOCGETC
/* It is possible to receive SIGCHLD when there are no children
waiting, because a previous waitsys cleaned up the carcass of child
without clearing the SIGCHLD pending info. So, use a non-blocking
wait3 instead, which maps to waitpid in SysVr4. */
/* Not sure if this is used but PTX does support waitpid. */
/*#define HAVE_WAIT_HEADER*/
/*#define WAITTYPE int*/
#define wait3(status, options, rusage) \
waitpid ((pid_t) -1, (status), (options))
/*#define WRETCODE(w) (w >> 8)*/
/* PTX has pty's but not like System V */
#define HAVE_PTYS
#undef SYSV_PTYS
/* Provide pty support which is defined into process.c:allocate_pty.
Basic ideas for handling getpseudotty were lifted from process.c in
Emacs 18.57 included on the Sequent Public Software tape. However, this
implementation bears almost no resemblance to the original and does not
require that process.c be patched. */
#define PTY_ITERATION \
char *mastername, *slavename; \
while (1)
#define PTY_OPEN \
if (failed_count++ >= 5) break; \
if ((fd = getpseudotty (&slavename, &mastername)) < 0) { \
error("Out of ptys."); \
continue; \
} \
strcpy (pty_name, slavename);
/* Define these to prevent the default logic in process.c:allocate_pty
from being used. */
#define PTY_NAME_SPRINTF
#define PTY_TTY_NAME_SPRINTF
/* PTX doesn't seem to have memmove. */
#define MEMMOVE_MISSING
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