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332d98c75d
(NSIG): Remove. (NSIG_MINIMUM): New macro. * m/cydra5.h, m/dpx2.h, m/mips.h, m/pfa50.h, m/sps7.h, m/stride.h, m/ustation.h: (SIGIO): Do not undef. (BROKEN_SIGIO): New macro. * m/ustation.h: (SIGTSTP): Do not undef. (BROKEN_SIGTSTP): New macro. * m/delta.h: Doc fix.
126 lines
4.2 KiB
C
126 lines
4.2 KiB
C
/* machine description file for Cydrome's CYDRA 5 mini super computer
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Copyright (C) 1988, 1999 Free Software Foundation, Inc.
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This file is part of GNU Emacs.
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GNU Emacs is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Emacs is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Emacs; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* The following line tells the configuration script what sort of
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operating system this machine is likely to run.
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USUAL-OPSYS="usg5-3" */
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/* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word
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is the most significant byte. */
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#define WORDS_BIG_ENDIAN
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/* Define NO_ARG_ARRAY if you cannot take the address of the first of a
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* group of arguments and treat it as an array of the arguments. */
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#undef NO_ARG_ARRAY
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/* Define WORD_MACHINE if addresses and such have
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* to be corrected before they can be used as byte counts. */
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#undef WORD_MACHINE
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/* Now define a symbol for the cpu type, if your compiler
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does not define it automatically:
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Ones defined so far include vax, m68000, ns16000, pyramid,
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orion, tahoe, APOLLO and many others */
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/* Use type int rather than a union, to represent Lisp_Object */
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/* This is desirable for most machines. */
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#define NO_UNION_TYPE
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/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
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the 24-bit bit field into an int. In other words, if bit fields
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are always unsigned.
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If you use NO_UNION_TYPE, this flag does not matter. */
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#define EXPLICIT_SIGN_EXTEND
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/* Data type of load average, as read out of kmem. */
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#define LOAD_AVE_TYPE long
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/* Convert that into an integer that is 100 for a load average of 1.0 */
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#define LOAD_AVE_CVT(x) x
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/* Define CANNOT_DUMP on machines where unexec does not work.
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Then the function dump-emacs will not be defined
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and temacs will do (load "loadup") automatically unless told otherwise. */
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/*#define CANNOT_DUMP*/
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/* Define VIRT_ADDR_VARIES if the virtual addresses of
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pure and impure space as loaded can vary, and even their
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relative order cannot be relied on.
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Otherwise Emacs assumes that data space precedes text space,
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numerically. */
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#undef VIRT_ADDR_VARIES
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/* Define C_ALLOCA if this machine does not support a true alloca
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and the one written in C should be used instead.
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Define HAVE_ALLOCA to say that the system provides a properly
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working alloca function and it should be used.
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Define neither one if an assembler-language alloca
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in the file alloca.s should be used. */
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#define C_ALLOCA
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#undef HAVE_ALLOCA
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/* The data segment in this machine always starts at address 0x10000000.
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An address of data cannot be stored correctly in a Lisp object;
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we always lose the high bits. We must tell XPNTR to add them back. */
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#define DATA_SEG_BITS 0x20000000
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#define DATA_START 0x20000000
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/* Define NO_REMAP if memory segmentation makes it not work well
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to change the boundary between the text section and data section
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when Emacs is dumped. If you define this, the preloaded Lisp
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code will not be sharable; but that's better than failing completely. */
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#define NO_REMAP
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#define BROKEN_FIONREAD /* We son't even have it */
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#define LIBS_MACHINE -lsocket -lnsl
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/* Stack grows downward in memory. */
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#define STACK_DIRECTION -1
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/* The data section in a coff file must be aligned in the file. */
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#define DATA_SECTION_ALIGNMENT 0xFFF
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/* Compiler won't allow switch (x) when x is an enum. */
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#define SWITCH_ENUM_BUG
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/* Explain how pty filenames work. */
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#define PTY_ITERATION for (i = 47; i >= 0; i--)
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#define PTY_NAME_SPRINTF sprintf (ptyname, "/dev/pty%03x", i);
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#define PTY_TTY_NAME_SPRINTF sprintf (ptyname, "/dev/ptm%03x", i);
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/* We can't do interrupt-driven input, so don't let user try. */
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#define BROKEN_SIGIO
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