emacs/src/s/hpux.h

/* Definitions file for GNU Emacs running on HPUX release 7.0.
   Based on AT&T System V.2.
   Copyright (C) 1985, 1986, 1999 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 USG				/* System III, System V, etc */

#define USG5

#define HPUX

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

#define SYSTEM_TYPE "hpux"

/* `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).

 On hpux this depends on the precise kind of machine in use,
 so the m- file defines this symbol if appropriate.  */

/* Default is to set interrupt_input to 0: don't do input buffering within Emacs */

/* #define INTERRUPT_INPUT */

/* Letter to use in finding device name of first pty,
  if system supports pty's.  'p' means it is /dev/ptym/ptyp0  */

#define FIRST_PTY_LETTER 'p'

/*
 *	Define HAVE_TERMIO if the system provides sysV-style ioctls
 *	for terminal control.
 */

#define HAVE_TERMIO

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

#define HAVE_PTYS

/* Define HAVE_SOCKETS if system supports 4.2-compatible sockets.  */

#define HAVE_SOCKETS

/*
 *	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.
 * s800 and later versions of s300 (s200) kernels have equivalents
 * of the BSTRING functions of BSD.  If your s200 kernel doesn't have
 * em comment out this section.
 */

#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". */

/* #define COFF */

/* 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 */

/* Say we have the SYSV style of interprocess communication.  */

#define HAVE_SYSVIPC

/* 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 SHORTNAMES if the C compiler can distinguish only
   short names.  It means that the stuff in ../shortnames
   must be run to convert the long names to short ones.

   Some USG systems support long names.
   If yours is one, DO NOT change this file!
   Do #undef SHORTNAMES in the m- file or in config.h.  */

/* #define SHORTNAMES */

/* The file containing the kernel's symbol table is called /hp-ux.  */

#define KERNEL_FILE "/hp-ux"

/* The symbol in the kernel where the load average is found
   depends on the cpu type, so we let the m- files define LDAV_SYMBOL.  */

/* Special hacks needed to make Emacs run on this system.  */

/*
 *	Make the sigsetmask function go away.  Don't know what the
 *	ramifications of this are, but doesn't seem possible to
 *	emulate it properly anyway at this point.
 */

/* HPUX has sigsetmask */
/* #define sigsetmask(mask)	/ * Null expansion * / */

/* setjmp and longjmp can safely replace _setjmp and _longjmp,
   but they will run slower.  */

/* HP-UX has _setjmp and _longjmp */
/*
#define _setjmp setjmp
#define _longjmp longjmp
*/

/* Use the system provided termcap(3) library */
#define TERMINFO

/* The 48-bit versions are more winning for Emacs;
   the ordinary ones don't give even 32 bits.  */
#define random lrand48
#define srandom srand48

/* In hpux, the symbol SIGIO is defined, but the feature
   doesn't work in the way Emacs needs it to.  */

#define BROKEN_SIGIO

/* USG systems tend to put everything declared static
   into the initialized data area, which becomes pure after dumping Emacs.
   Foil this.  Emacs carefully avoids static vars inside functions.  */

#define static

/* Define extra libraries to load.
   This should have -lBSD, but that library is said to make
   `signal' fail to work.  */

#ifdef HPUX_NET
#define LIBS_SYSTEM -ln
#else
#define LIBS_SYSTEM
#endif

/* Some additional system facilities exist.  */

#define HAVE_PERROR  /* Delete this line for version 6.  */

/* The following maps shared exec file to demand loaded exec.
   Don't do this as demand loaded exec is broken in hpux.  */

#if 0

/* Adjust a header field for the executable file about to be dumped.  */

#define ADJUST_EXEC_HEADER   \
  hdr.a_magic = ((ohdr.a_magic.file_type == OLDMAGIC.file_type) ?  \
		 NEWMAGIC : ohdr.a_magic);

#endif

/* Baud-rate values in tty status have nonstandard meanings.  */

#define BAUD_CONVERT  \
{ 0, 50, 75, 110, 135, 150, 200, 300, 600, 900, 1200,  \
  1800, 2400, 3600, 4800, 7200, 9600, 19200, 38400 }

/* This is needed for HPUX version 6.2; it may not be needed for 6.2.1.  */
#define SHORT_CAST_BUG

/* This is how to get the device name of the tty end of a pty.  */
#define PTY_TTY_NAME_SPRINTF \
            sprintf (pty_name, "/dev/pty/tty%c%x", c, i);

/* This is how to get the device name of the control end of a pty.  */
#define PTY_NAME_SPRINTF \
	sprintf (pty_name, "/dev/ptym/pty%c%x", c, i);

/* This triggers a conditional in xfaces.c.  */
#define XOS_NEEDS_TIME_H

#ifndef HPUX8
/* It's possible that HPUX 7 has sys/wait.h but it does not work right.  */
#undef HAVE_SYS_WAIT_H
#endif