1 /* Definitions file for GNU Emacs running on Silicon Graphics system 3.6.
2 Copyright (C) 1987, 1999 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 2, 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, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
23 * Define symbols to identify the version of Unix this is.
24 * Define all the symbols that apply correctly.
31 /* SYSTEM_TYPE should indicate the kind of system you are using.
32 It sets the Lisp variable system-type. */
34 #define SYSTEM_TYPE "irix"
36 /* nomultiplejobs should be defined if your system's shell
37 does not have "job control" (the ability to stop a program,
38 run some other program, then continue the first one). */
40 #define NOMULTIPLEJOBS
42 /* Default is to set interrupt_input to 0: don't do input buffering within Emacs */
44 /* #define INTERRUPT_INPUT */
46 /* Letter to use in finding device name of first pty,
47 if system supports pty's. 'a' means it is /dev/ptya0 */
49 #define FIRST_PTY_LETTER 'a'
52 * Define HAVE_TERMIO if the system provides sysV-style ioctls
53 * for terminal control.
59 * Define HAVE_PTYS if the system supports pty devices.
64 /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets. */
69 * Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
70 * The 4.2 opendir, etc., library functions.
73 /* #define NONSYSTEM_DIR_LIBRARY */
75 /* Define this symbol if your system has the functions bcopy, etc. */
79 /* subprocesses should be defined if you want to
80 have code for asynchronous subprocesses
81 (as used in M-x compile and M-x shell).
82 This is generally OS dependent, and not supported
83 under most USG systems. */
87 /* If your system uses COFF (Common Object File Format) then define the
88 preprocessor symbol "COFF". */
92 /* define MAIL_USE_FLOCK if the mailer uses flock
93 to interlock access to /usr/spool/mail/$USER.
94 The alternative is that a lock file named
95 /usr/spool/mail/$USER.lock. */
97 #define MAIL_USE_FLOCK
99 /* Define CLASH_DETECTION if you want lock files to be written
100 so that Emacs can tell instantly when you try to modify
101 a file that someone else has modified in his Emacs. */
103 /* #define CLASH_DETECTION */
105 /* The file containing the kernel's symbol table is called /vmunix. */
107 #define KERNEL_FILE "/vmunix"
109 /* The symbol in the kernel where the load average is found
110 is named _avenrun. */
112 #define LDAV_SYMBOL "_avenrun"
115 /* Special hacks needed to make Emacs run on this system. */
118 * Make the sigsetmask function go away. Don't know what the
119 * ramifications of this are, but doesn't seem possible to
120 * emulate it properly anyway at this point.
123 #define sigsetmask(mask) /* Null expansion */
124 #define sigblock(x) x
126 /* The IRIS defines SIGIO in signal.h, but doesn't implement it. */
129 #define LIBS_MACHINE -lbsd -ldbm -lPW
130 #define C_SWITCH_MACHINE -I/usr/include/bsd
132 /* setjmp and longjmp can safely replace _setjmp and _longjmp,
133 but they will run slower. */
135 #define _setjmp setjmp
136 #define _longjmp longjmp
138 /* On USG systems these have different names */
141 #define rindex strrchr
143 /* USG systems tend to put everything declared static
144 into the initialized data area, which becomes pure after dumping Emacs.
145 Foil this. Emacs carefully avoids static vars inside functions. */
149 /* Compiler bug bites on many systems when default ADDR_CORRECT is used. */
151 #define ADDR_CORRECT(x) (int)((char *)(x) - (char*)0)
153 /* some errno.h's don't actually allocate the variable itself */
157 /* This is how to get the device name of the tty end of a pty. */
158 #define PTY_TTY_NAME_SPRINTF \
159 sprintf (ptyname, "/dev/ttyq%d", minor (stb.st_rdev));