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1.1 root 1: /* Definitions file for GNU Emacs running on bsd 4.1.
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: #define BSD4_1
27:
28: #define BSD
29:
30: /* SYSTEM_TYPE should indicate the kind of system you are using.
31: It sets the Lisp variable system-type. */
32:
33: #define SYSTEM_TYPE "berkeley-unix"
34:
35: /* nomultiplejobs should be defined if your system's shell
36: does not have "job control" (the ability to stop a program,
37: run some other program, then continue the first one). */
38:
39: /* #define NOMULTIPLEJOBS */
40:
41: /* Default is to set interrupt_input to 1: do input buffering within Emacs */
42:
43: #define INTERRUPT_INPUT
44:
45: /* First pty name is /dev/ptyp0. */
46:
47: #define FIRST_PTY_LETTER 'p'
48:
49: /*
50: * Define HAVE_TIMEVAL if the system supports the BSD style clock values.
51: * Look in <sys/time.h> for a timeval structure.
52: */
53:
54: #undef HAVE_TIMEVAL
55:
56: /*
57: * Define HAVE_SELECT if the system supports the `select' system call.
58: */
59:
60: /* #define HAVE_SELECT */
61:
62: /*
63: * Define HAVE_PTYS if the system supports pty devices.
64: */
65:
66: /* #define HAVE_PTYS */
67:
68: /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets. */
69:
70: /* #define HAVE_SOCKETS */
71:
72: /*
73: * Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
74: * The 4.2 opendir, etc., library functions.
75: */
76:
77: #define NONSYSTEM_DIR_LIBRARY
78:
79: /* Define this symbol if your system has the functions bcopy, etc. */
80:
81: /* #define BSTRING */
82:
83: /* subprocesses should be defined if you want to
84: have code for asynchronous subprocesses
85: (as used in M-x compile and M-x shell).
86: This is generally OS dependent, and not supported
87: under most USG systems. */
88:
89: #define subprocesses
90:
91: /* If your system uses COFF (Common Object File Format) then define the
92: preprocessor symbol "COFF". */
93:
94: /* #define COFF */
95:
96: /* define MAIL_USE_FLOCK if the mailer uses flock
97: to interlock access to /usr/spool/mail/$USER.
98: The alternative is that a lock file named
99: /usr/spool/mail/$USER.lock. */
100:
101: /* #define MAIL_USE_FLOCK */
102:
103: /* Define CLASH_DETECTION if you want lock files to be written
104: so that Emacs can tell instantly when you try to modify
105: a file that someone else has modified in his Emacs. */
106:
107: #undef CLASH_DETECTION /* Might work; not tried yet. */
108:
109: /* We use the Berkeley (and usg5.2.2) interface to nlist. */
110:
111: #define NLIST_STRUCT
112:
113: /* The file containing the kernel's symbol table is called /vmunix. */
114:
115: #define KERNEL_FILE "/vmunix"
116:
117: /* The symbol in the kernel where the load average is found
118: is named _avenrun. */
119:
120: #define LDAV_SYMBOL "_avenrun"
121:
122: /* Special hacks needed to make Emacs run on this system. */
123:
124: /* Make the function `signal' act as in 4.2. */
125:
126: #define signal sigset
127:
128: #define _longjmp longjmp
129: #define _setjmp setjmp
130:
131: #define lstat stat
132:
133: /* sys_open handles the necessary 4.2 features for open. */
134:
135: #define open sys_open
136:
137: /* Names of flags for open. */
138: #define O_RDONLY 0
139: #define O_WRONLY 1
140: #define O_RDWR 2
141: #define O_EXCL 2000
142: #define O_CREAT 1000
143:
144: /* Special library needed for linking for 4.1. */
145: #define LIBS_SYSTEM -ljobs
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