Simplify linker-related logic in src/Makefile.in.

[bpt/emacs.git] / src / s / hpux10-20.h

/* System description file for hpux version 10.20.

Copyright (C) 1999, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
  2009, 2010  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/>.  */


#define RUN_TIME_REMAP

/*
 *	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"

/* 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 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

/* 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

/* 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.  */

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

#define BROKEN_SIGIO

/* Some additional system facilities exist.  */

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

#define UNEXEC unexhp9k800.o

/* 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

/* Assar Westerlund <assar@sics.se> says this is necessary for
   HP-UX 10.20, and that it works for HP-UX 0 as well.  */
#define NO_EDITRES

/* Tested in getloadavg.c.  */
#define HAVE_PSTAT_GETDYNAMIC

/* Eric Backus <ericb@lsid.hp.com> says, HP-UX 9.x on HP 700 machines
   has a broken `rint' in some library versions including math library
   version number A.09.05.

   You can fix the math library by installing patch number PHSS_4630.
   But we can fix it more reliably for Emacs like this. */
#undef HAVE_RINT

/* We have to go this route, rather than hpux9's approach of renaming the
   functions via macros.  The system's stdlib.h has fully prototyped
   declarations, which yields a conflicting definition of srand48; it
   tries to redeclare what was once srandom to be srand48.  So we go
   with HAVE_LRAND48 being defined.  */
#undef srandom
#undef random
#undef HAVE_RANDOM

/* AlainF 20-Jul-1996 says this is right.  */
#define KERNEL_FILE "/stand/vmunix"


/* Rainer Malzbender <rainer@displaytech.com> says definining
   HAVE_XRMSETDATABASE allows Emacs to compile on HP-UX 10.20
   using GCC.  */
#ifndef HAVE_XRMSETDATABASE
#define HAVE_XRMSETDATABASE
#endif

/* 2000-11-21: Temporarily disable Unix 98 large file support found by
   configure.  It fails on HPUX 11, at least, because it enables
   header sections which lose when `static' is defined away, as it is
   on HP-UX.  (You get duplicate symbol errors on linking). */
#undef _FILE_OFFSET_BITS

/* 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.  */

#define NO_REMAP

/* 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
\f
/* the data segment on this machine always starts at address 0x40000000. */

#define DATA_SEG_BITS 0x40000000

#define DATA_START    0x40000000
#define TEXT_START    0x00000000

/* Data type of load average, as read out of kmem.  */

#define LOAD_AVE_TYPE double

/* Convert that into an integer that is 100 for a load average of 1.0  */

#define LOAD_AVE_CVT(x) ((int) (x * 100.0))

/* The symbol in the kernel where the load average is found
   is named _avenrun.  At this time there are two major flavors
   of hp-ux (there is the s800 and s300 (s200) flavors).  The
   differences are thusly moved to the corresponding machine description file.
*/

/* no underscore please */
#define LDAV_SYMBOL "avenrun"

/* On USG systems these have different names. */

#define index strchr
#define rindex strrchr

/* arch-tag: 8d8dcbf1-ca9b-48a1-94be-b750de18a5c6
   (do not change this comment) */