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| -rw-r--r-- | src/m/pmax.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/src/m/pmax.h b/src/m/pmax.h new file mode 100644 index 00000000000..4f22d1fcdd0 --- /dev/null +++ b/src/m/pmax.h @@ -0,0 +1,127 @@ +/* Machine description file for DEC MIPS machines. + + Copyright (C) 1992, 1999, 2001, 2002, 2003, 2004, 2005, 2006, 2007, + 2008, 2009 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/>. */ + + +#include "mips.h" + +/* The following line tells the configuration script what sort of + operating system this machine is likely to run. + USUAL-OPSYS="note" + +NOTE-START +The operating system would be either osf1, ultrix, or NetBSD. +NOTE-END */ + +#ifndef __MIPSEB__ +#undef WORDS_BIG_ENDIAN +#endif +#if defined (__NetBSD__) +#define BROKEN_NOCOMBRELOC +#else +#undef LIB_STANDARD +#undef START_FILES +#endif +#undef COFF +#undef TERMINFO +#define MAIL_USE_FLOCK +#define HAVE_UNION_WAIT + + +#ifdef MACH +#define START_FILES pre-crt0.o /usr/lib/crt0.o +#else +#if !defined (__NetBSD__) +/* This line starts being needed with ultrix 4.0. */ +/* You must delete it for version 3.1. */ +#define START_FILES pre-crt0.o /usr/lib/cmplrs/cc/crt0.o +#endif +#endif + +/* Supposedly the following will overcome a kernel bug. */ +#undef LD_SWITCH_MACHINE +#undef DATA_START +#define DATA_START 0x10000000 +#define DATA_SEG_BITS 0x10000000 + +#if 0 +/* I don't see any such conflict in Ultrix 4.2, 4.2a, or 4.3. And + the relocating allocator is a real win. -JimB */ + +/* In Ultrix 4.1, XvmsAlloc.o in libX11.a seems to insist + on defining malloc itself. This should avoid conflicting with it. */ +#define SYSTEM_MALLOC +#endif + +/* Override what mips.h says about this. */ +#if !defined (__NetBSD__) +#undef LINKER +#endif + +#ifdef ultrix +/* Ultrix 4.2 (perhaps also 4.1) implements O_NONBLOCK + but it doesn't work right; + and it causes hanging in read_process_output. */ +#define BROKEN_O_NONBLOCK +#endif + +#ifndef __NetBSD__ +/* mcc@timessqr.gc.cuny.edu says this makes Emacs work with DECnet. */ +#ifdef HAVE_LIBDNET +#define LIBS_MACHINE -ldnet +#endif + +/* mcc@timessqr.gc.cuny.edu says it is /vmunix on Ultrix 4.2a. */ +#undef KERNEL_FILE +#define KERNEL_FILE "/vmunix" +#endif + +#ifdef ultrix +/* Jim Wilson writes: + [...] The X11 include files that Dec distributes with Ultrix + are bogus. + + When __STDC__ is defined (which is true with gcc), the X11 include files + try to define prototypes. The prototypes however use types which haven't + been defined yet, and thus we get syntax/parse errors. + + You can not fix this by changing the include files, because the prototypes + create circular dependencies, in particular Xutil.h depends on types defined + in Xlib.h, and Xlib.h depends on types defined in Xutil.h. So, no matter + which order you try to include them in, it will still fail. + + Compiling with -DNeedFunctionPrototypes=0 will solve the problem by + directly inhibiting the bad prototypes. This could perhaps just be put in + an a Ultrix configuration file. + + Using the MIT X11 distribution instead of the one provided by Dec will + also solve the problem, but I doubt you can convince everyone to do this. */ +/* Addendum: the MIT X11 distribution neglects to define certain symbols + when NeedFunctionPrototypes is 0, but still tries to use them when + NeedVarargsPrototypes is 1 (which is its default value). So if we're + going to disable non-variadic prototypes, we also need to disable + variadic prototypes. --kwzh@gnu.ai.mit.edu */ +#define C_SWITCH_X_MACHINE -DNeedFunctionPrototypes=0 -DNeedVarargsPrototypes=0 +#endif + +/* Enable a fix in process.c. */ +#define SET_CHILD_PTY_PGRP + +/* arch-tag: 45d5070e-d2b7-479f-b336-3fd497c36e15 + (do not change this comment) */ |