src/s/sco4.h

   1 /* System description file for SCO 3.2v4.
   2    Copyright (C) 1993, 1994 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Emacs.
   5
   6 GNU Emacs is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Emacs is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Emacs; see the file COPYING.  If not, write to
  18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19 Boston, MA 02111-1307, USA.  */
  20
  21 /* Contributed by Ian Lance Taylor, ian@cygnus.com.  */
  22
  23 /* SCO is sort of like SVR3.  */
  24 #include "usg5-3.h"
  25 #define SCO_R4
  26
  27 #if 0 /* Turned off rather than make the Lisp code check for this. -- rms.
  28          I am assuming that (at least most of) the tests for usg-unix-v
  29          do the right thing for sco3.2v4 also.  Things that *might* be wrong
  30          as a result of turning off these lines include the values of
  31          ange-ftp-remote-shell-file-name (now remsh)
  32          dired-chown-program (now just chown)
  33          lpr-command (now lp)
  34          nntp-buggy-select (now t)
  35          rmail-spool-directory (now /usr/mail?)
  36          and the actions of the function print-region-1.  */
  37
  38 /* SYSTEM_TYPE should indicate the kind of system you are using.  */
  39 #undef SYSTEM_TYPE
  40 #define SYSTEM_TYPE "SCO 3.2v4"
  41 #endif
  42
  43 /* SCO supports job control.  */
  44 #undef NOMULTIPLEJOBS
  45
  46 /* SCO has termios.  */
  47 #define HAVE_TERMIOS
  48
  49 /* SCO has ptys with unusual names.  */
  50 #define HAVE_PTYS
  51
  52 #define PTY_ITERATION \
  53    for (i = 0; ; i++)
  54 #define PTY_NAME_SPRINTF \
  55   sprintf (pty_name, "/dev/ptyp%d", i);
  56 #define PTY_TTY_NAME_SPRINTF \
  57   sprintf (pty_name, "/dev/ttyp%d", i);
  58
  59 /* Sockets are an option on SCO.  If you have X, you have them.
  60    They also exist if you have TCP, but we don't know how to test
  61    for that.  */
  62 #ifdef HAVE_X_WINDOWS
  63 #define HAVE_SOCKETS
  64 #endif
  65
  66 /* Must use 'cc' to link when build with motif toolkit. */
  67 #ifndef __GNUC__
  68 #define LINKER cc
  69 #endif
  70
  71 /* This is safe since we already assumed HAVE_SOCKET
  72    if using X windows.  */
  73 #undef LIBX11_SYSTEM
  74 #define LIBX11_SYSTEM -lpt -lnls -lnsl_s -lc_s -lsocket
  75
  76 #ifdef HAVE_INET_SOCKETS /* This comes from autoconf.  */
  77 #define HAVE_SOCKETS
  78 #endif
  79
  80 #ifdef HAVE_SOCKETS
  81 #define LIBS_SYSTEM -lsocket -lPW
  82
  83 /* SCO has gettimeofday in socket library */
  84 /* Autoconf should determine this, but for now,
  85    play safe to avoid error rather than deleting this
  86    and risking the wrong result.  */
  87 #ifndef HAVE_GETTIMEOFDAY
  88 #define HAVE_GETTIMEOFDAY
  89 #endif
  90 #endif
  91
  92 /* This enables configure to tell that we have alloca.  */
  93 #ifndef LIBS_SYSTEM
  94 #define LIBS_SYSTEM -lPW
  95 #endif
  96
  97 #ifdef HAVE_X11R5
  98 /* configure can't get this right linking fails unless -lsocket is used.  */
  99 #undef HAVE_XSCREENNUMBEROFSCREEN
 100 #define HAVE_XSCREENNUMBEROFSCREEN
 101 #endif
 102
 103 /* We don't have -loldX, and we don't need it.  */
 104 #define LIB_XMENU_LIB
 105
 106 /* SCO does have TIOCGWINSZ.  */
 107 #undef BROKEN_TIOCGWINSZ
 108 #define NEED_PTEM_H
 109
 110 /* We need to link with crt1.o and crtn.o.  */
 111 #define START_FILES pre-crt0.o /lib/crt1.o
 112 #define LIB_STANDARD -lc /lib/crtn.o
 113
 114 /* Send signals to subprocesses by "typing" signal chars at them.  */
 115 #define SIGNALS_VIA_CHARACTERS
 116
 117 /* Specify program for etc/fakemail to run.  Define SMAIL if you are
 118    using smail, don't for MMDF.  */
 119
 120 #ifdef SMAIL
 121 #define MAIL_PROGRAM_NAME "/bin/smail -q0"
 122 #else
 123 #define MAIL_PROGRAM_NAME "/usr/lib/mail/execmail"
 124 #endif
 125
 126 /* miano@acosta.enet.dec.com says these are needed.  */
 127 #define bcopy(b1,b2,len) memmove (b2, b1, len)
 128 #define bzero(b,len) memset (b, 0, len)
 129 #define bcmp(b1,b2,len) memcmp (b1, b2, len)
 130
 131 /* Tell process_send_signal to use VSUSP instead of VSWTCH.  */
 132 #define PREFER_VSUSP
 133
 134 /* wjs@wang.com (William Smith) says this is needed on 3.2.4.2.  */
 135 #define POSIX_SIGNALS
 136
 137 /* wjs@wiis.wang.com says SCO 3.2 v4.2 "has sockets",
 138    but only for network connections.
 139    It doesn't have the kind of sockets that emacsclient.c
 140    and emacsserver.c would use.  */
 141 #define NO_SOCKETS_IN_FILE_SYSTEM