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code.delx.au - gnu-emacs/blob - src/s/bsd4-3.h
1 /* Definitions file for GNU Emacs running on bsd 4.3
2 Copyright (C) 1985, 1986 Free Software Foundation, Inc.
4 This file is part of GNU Emacs.
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)
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.
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. */
22 * Define symbols to identify the version of Unix this is.
23 * Define all the symbols that apply correctly.
27 #define BSD 43 /* 4.3 * 10, as cpp doesn't do floats */
34 /* SYSTEM_TYPE should indicate the kind of system you are using.
35 It sets the Lisp variable system-type. */
37 #define SYSTEM_TYPE "berkeley-unix"
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). */
43 /* #define NOMULTIPLEJOBS */
45 /* Do not use interrupt_input = 1 by default, because in 4.3
46 we can make noninterrupt input work properly. */
48 #undef INTERRUPT_INPUT
50 /* First pty name is /dev/ptyp0. */
52 #define FIRST_PTY_LETTER 'p'
55 * Define HAVE_TIMEVAL if the system supports the BSD style clock values.
56 * Look in <sys/time.h> for a timeval structure.
62 * Define HAVE_SELECT if the system supports the `select' system call.
68 * Define HAVE_PTYS if the system supports pty devices.
73 /* Define this macro if system defines a type `union wait'. */
75 #define HAVE_UNION_WAIT
77 /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets. */
82 * Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
83 * The 4.2 opendir, etc., library functions.
86 /* #define NONSYSTEM_DIR_LIBRARY */
88 /* Define this symbol if your system has the functions bcopy, etc. */
92 /* subprocesses should be defined if you want to
93 have code for asynchronous subprocesses
94 (as used in M-x compile and M-x shell).
95 This is generally OS dependent, and not supported
96 under most USG systems. */
100 /* If your system uses COFF (Common Object File Format) then define the
101 preprocessor symbol "COFF". */
105 /* define MAIL_USE_FLOCK if the mailer uses flock
106 to interlock access to /usr/spool/mail/$USER.
107 The alternative is that a lock file named
108 /usr/spool/mail/$USER.lock. */
110 #define MAIL_USE_FLOCK
112 /* Define CLASH_DETECTION if you want lock files to be written
113 so that Emacs can tell instantly when you try to modify
114 a file that someone else has modified in his Emacs. */
116 #define CLASH_DETECTION
118 /* We use the Berkeley (and usg5.2.2) interface to nlist. */
122 /* The file containing the kernel's symbol table is called /vmunix. */
124 #define KERNEL_FILE "/vmunix"
126 /* The symbol in the kernel where the load average is found
127 is named _avenrun. */
129 #define LDAV_SYMBOL "_avenrun"
131 /* The return type of a signal handling function. */