irix6-5.h 3.2 KB
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/* Definitions file for GNU Emacs running on Silicon Graphics Irix system 6.5.

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Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
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  2008, 2009, 2010  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 3 of the License, or
(at your option) any later version.
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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
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along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
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#define IRIX6_5			/* used in m/iris4d */
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#include "usg5-4.h"

#undef _longjmp /* use system versions, not conservative aliases */
#undef _setjmp

#define SETPGRP_RELEASES_CTTY

#ifdef LIB_STANDARD
#undef LIB_STANDARD
#endif

#ifdef SYSTEM_TYPE
#undef SYSTEM_TYPE
#endif
#define SYSTEM_TYPE "irix"

#ifdef SETUP_SLAVE_PTY
#undef SETUP_SLAVE_PTY
#endif

/* thomas@mathematik.uni-bremen.de says this is needed.  */
/* Make process_send_signal work by "typing" a signal character on the pty.  */
#define SIGNALS_VIA_CHARACTERS

/* No need to use sprintf to get the tty name--we get that from _getpty.  */
#define PTY_TTY_NAME_SPRINTF
/* No need to get the pty name at all.  */
#ifdef PTY_NAME_SPRINTF
#undef PTY_NAME_SPRINTF
#endif
#define PTY_NAME_SPRINTF
#ifdef emacs
char *_getpty();
#endif
/* We need only try once to open a pty.  */
#define PTY_ITERATION
/* Here is how to do it.  */
#define PTY_OPEN					    \
{							    \
  struct sigaction ocstat, cstat;			    \
  char * name;						    \
  sigemptyset(&cstat.sa_mask);				    \
  cstat.sa_handler = SIG_DFL;				    \
  cstat.sa_flags = 0;					    \
  sigaction(SIGCLD, &cstat, &ocstat);			    \
  name = _getpty (&fd, O_RDWR | O_NDELAY, 0600, 0);	    \
  sigaction(SIGCLD, &ocstat, (struct sigaction *)0);	    \
  if (name == 0)					    \
    return -1;						    \
  if (fd < 0)						    \
    return -1;						    \
  if (fstat (fd, &stb) < 0)				    \
    return -1;						    \
  strcpy (pty_name, name);				    \
}

/* Ulimit(UL_GMEMLIM) is busted...  */
#define ULIMIT_BREAK_VALUE 0x14000000

/* Tell process_send_signal to use VSUSP instead of VSWTCH.  */
#define PREFER_VSUSP

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#define UNEXEC unexelf.o

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/* 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 NARROWPROTO 1

#define USE_MMAP_FOR_BUFFERS 1

/* arch-tag: ad0660e0-acf8-46ae-b866-4f3df5b1101b
   (do not change this comment) */

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#if _MIPS_SZLONG == 64		/* -mabi=64 (gcc) or -64 (MIPSpro) */
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#define _LP64			/* lisp.h takes care of the rest */
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#endif /* _MIPS_SZLONG */
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#undef SA_RESTART

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#undef TIOCSIGSEND		/* defined in usg5-4.h */
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/* Tested on Irix 6.5.  SCM worked on earlier versions.  */
#define GC_SETJMP_WORKS 1
#define GC_MARK_STACK GC_MAKE_GCPROS_NOOPS

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/* arch-tag: d7ad9ec2-54ad-4b2f-adf2-0070c5c63e83
   (do not change this comment) */