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, 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, 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 1
  28 #endif /* BSD4_2 */
  29
  30 #ifndef BSD
  31 #define BSD 42
  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_PTYS if the system supports pty devices.
  55  */
  56
  57 #define HAVE_PTYS
  58
  59 /* Define this macro if system defines a type `union wait'.  */
  60
  61 #define HAVE_UNION_WAIT
  62
  63 /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets.  */
  64
  65 #define HAVE_SOCKETS
  66
  67 /*
  68  *      Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
  69  *      The 4.2 opendir, etc., library functions.
  70  */
  71
  72 /* #define NONSYSTEM_DIR_LIBRARY */
  73
  74 /* Define this symbol if your system has the functions bcopy, etc. */
  75
  76 #define BSTRING
  77
  78 /* subprocesses should be defined if you want to
  79    have code for asynchronous subprocesses
  80    (as used in M-x compile and M-x shell).
  81    This is generally OS dependent, and not supported
  82    under most USG systems. */
  83
  84 #define subprocesses
  85
  86 /* If your system uses COFF (Common Object File Format) then define the
  87    preprocessor symbol "COFF". */
  88
  89 /* #define COFF */
  90
  91 /* define MAIL_USE_FLOCK if the mailer uses flock
  92    to interlock access to /usr/spool/mail/$USER.
  93    The alternative is that a lock file named
  94    /usr/spool/mail/$USER.lock.  */
  95
  96 /* #define MAIL_USE_FLOCK */
  97
  98 /* Define CLASH_DETECTION if you want lock files to be written
  99    so that Emacs can tell instantly when you try to modify
 100    a file that someone else has modified in his Emacs.  */
 101
 102 #define CLASH_DETECTION
 103
 104 /* We use the Berkeley (and usg5.2.2) interface to nlist.  */
 105
 106 #define NLIST_STRUCT
 107
 108 /* The file containing the kernel's symbol table is called /vmunix.  */
 109
 110 #define KERNEL_FILE "/vmunix"
 111
 112 /* The symbol in the kernel where the load average is found
 113    is named _avenrun.  */
 114
 115 #define LDAV_SYMBOL "_avenrun"
 116
 117 /* Send signals to subprocesses by "typing" special chars at them.  */
 118
 119 #define SIGNALS_VIA_CHARACTERS
 120
 121 /* We do have vfork.  */
 122
 123 #define HAVE_VFORK
 124
 125 /* Process groups work in the traditional BSD manner.  */
 126
 127 #define BSD_PGRPS