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comparison src/s/xenix.h @ 428:3ecd8885ac67 r21-2-22

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Import from CVS: tag r21-2-22
author cvs
date Mon, 13 Aug 2007 11:28:15 +0200
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427:0a0253eac470 428:3ecd8885ac67
1 /* Definitions file for GNU Emacs running SCO Xenix 386 Release 2.2
2 Copyright (C) 1988 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 XEmacs; 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 /*
22 * Define symbols to identify the version of Unix this is.
23 * Define all the symbols that apply correctly.
24 */
25
26 /* Synched up with: FSF 19.31. */
27
28 /* #define UNIPLUS */
29 #define XENIX
30 #define USG5
31 #define USG
32 /* #define HPUX */
33 /* #define UMAX */
34 /* #define BSD4_1 */
35 /* #define BSD4_2 */
36 /* #define BSD4_3 */
37 /* #define BSD */
38
39 /* SYSTEM_TYPE should indicate the kind of system you are using.
40 It sets the Lisp variable system-type. */
41
42 #define SYSTEM_TYPE "xenix"
43
44 /* Letter to use in finding device name of first pty,
45 if system supports pty's. 'p' means it is /dev/ptyp0 */
46
47 /* #define FIRST_PTY_LETTER 'p' */
48
49 /*
50 * Define HAVE_PTYS if the system supports pty devices.
51 */
52
53 /* #define HAVE_PTYS */
54
55 /* If your system uses COFF (Common Object File Format) then define the
56 preprocessor symbol "COFF". */
57
58 /* #define COFF */
59
60 /* Xenix requires completely different unexec code
61 which lives in a separate file. Specify the file name. */
62
63 #define UNEXEC "unexenix.o"
64
65 /* define MAIL_USE_FLOCK if the mailer uses flock
66 to interlock access to /usr/spool/mail/$USER.
67 The alternative is that a lock file named
68 /usr/spool/mail/$USER.lock. */
69
70 #define MAIL_USE_FLOCK
71
72 /* Compensate for one incompatibility between Xenix and V.0. */
73 #define n_zeroes n_name[0]
74
75 /* The file containing the kernel's symbol table is called /xenix. */
76
77 #define KERNEL_FILE "/xenix"
78
79 /* The symbol in the kernel where the load average is found
80 is named avenrun. */
81
82 #define LDAV_SYMBOL "_avenrun"
83
84 /* Special hacks needed to make Emacs run on this system. */
85
86 /* On USG systems the system calls are interruptible by signals
87 that the user program has elected to catch. Thus the system call
88 must be retried in these cases. To handle this without massive
89 changes in the source code, we remap the standard system call names
90 to names for our own functions in sysdep.c that do the system call
91 with retries. */
92
93 #define INTERRUPTIBLE_OPEN
94 #define INTERRUPTIBLE_IO
95
96 /* Compiler bug bites on many systems when default ADDR_CORRECT is used. */
97
98 #define ADDR_CORRECT(x) (x)
99
100 /* Prevent -lg from being used for debugging. Not implemented? */
101
102 #define LIBS_DEBUG
103
104 /* Switches for linking temacs. */
105
106 #define LD_SWITCH_SYSTEM "-i"
107
108 /* Use terminfo instead of termcap. */
109
110 /* Tell Emacs to use Terminfo. */
111
112 #define TERMINFO
113
114 /* Tell Xenix curses to BE Terminfo. */
115 #define M_TERMINFO
116
117 /* Control program name for etc/fakemail to run. */
118
119 #ifdef SMAIL
120 #define MAIL_PROGRAM_NAME "/usr/bin/smail -q0"
121 #else
122 #define MAIL_PROGRAM_NAME "/usr/lib/mail/execmail"
123 #endif
124
125 /* Some variants have TIOCGETC, but the structures to go with it
126 are not declared. */
127
128 #define BROKEN_TIOCGETC