code.delx.au - gnu-emacs/blob - src/s/bsd4-2.h

   1 /* Definitions file for GNU Emacs running on bsd 4.2
   2    Copyright (C) 1985, 1986 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 1, 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, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  19
  20
  21 /*
  22  *      Define symbols to identify the version of Unix this is.
  23  *      Define all the symbols that apply correctly.
  24  */
  25
  26 #ifndef BSD4_2
  27 #define BSD4_2
  28 #endif /* BSD4_2 */
  29
  30 #ifndef BSD
  31 #define BSD
  32 #endif /* BSD */
  33
  34 /* SYSTEM_TYPE should indicate the kind of system you are using.
  35  It sets the Lisp variable system-type.  */
  36
  37 #define SYSTEM_TYPE "berkeley-unix"
  38
  39 /* nomultiplejobs should be defined if your system's shell
  40  does not have "job control" (the ability to stop a program,
  41  run some other program, then continue the first one).  */
  42
  43 /* #define NOMULTIPLEJOBS */
  44
  45 /* Default is to set interrupt_input to 1: do input buffering within Emacs */
  46
  47 #define INTERRUPT_INPUT
  48
  49 /* First pty name is /dev/ptyp0.  */
  50
  51 #define FIRST_PTY_LETTER 'p'
  52
  53 /*
  54  *      Define HAVE_TIMEVAL if the system supports the BSD style clock values.
  55  *      Look in <sys/time.h> for a timeval structure.
  56  */
  57
  58 #define HAVE_TIMEVAL
  59
  60 /*
  61  *      Define HAVE_SELECT if the system supports the `select' system call.
  62  */
  63
  64 #define HAVE_SELECT
  65
  66 /*
  67  *      Define HAVE_PTYS if the system supports pty devices.
  68  */
  69
  70 #define HAVE_PTYS
  71
  72 /* Define this macro if system defines a type `union wait'.  */
  73
  74 #define HAVE_UNION_WAIT
  75
  76 /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets.  */
  77
  78 #define HAVE_SOCKETS
  79
  80 /*
  81  *      Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
  82  *      The 4.2 opendir, etc., library functions.
  83  */
  84
  85 /* #define NONSYSTEM_DIR_LIBRARY */
  86
  87 /* Define this symbol if your system has the functions bcopy, etc. */
  88
  89 #define BSTRING
  90
  91 /* subprocesses should be defined if you want to
  92    have code for asynchronous subprocesses
  93    (as used in M-x compile and M-x shell).
  94    This is generally OS dependent, and not supported
  95    under most USG systems. */
  96
  97 #define subprocesses
  98
  99 /* If your system uses COFF (Common Object File Format) then define the
 100    preprocessor symbol "COFF". */
 101
 102 /* #define COFF */
 103
 104 /* define MAIL_USE_FLOCK if the mailer uses flock
 105    to interlock access to /usr/spool/mail/$USER.
 106    The alternative is that a lock file named
 107    /usr/spool/mail/$USER.lock.  */
 108
 109 /* #define MAIL_USE_FLOCK */
 110
 111 /* Define CLASH_DETECTION if you want lock files to be written
 112    so that Emacs can tell instantly when you try to modify
 113    a file that someone else has modified in his Emacs.  */
 114
 115 #define CLASH_DETECTION
 116
 117 /* We use the Berkeley (and usg5.2.2) interface to nlist.  */
 118
 119 #define NLIST_STRUCT
 120
 121 /* The file containing the kernel's symbol table is called /vmunix.  */
 122
 123 #define KERNEL_FILE "/vmunix"
 124
 125 /* The symbol in the kernel where the load average is found
 126    is named _avenrun.  */
 127
 128 #define LDAV_SYMBOL "_avenrun"