home *** CD-ROM | disk | FTP | other *** search
- /* Definitions file for GNU Emacs running on RTU 3.0, ucb universe.
- Copyright (C) 1986 Free Software Foundation, Inc.
-
- This file is part of GNU Emacs.
-
- GNU Emacs is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- GNU Emacs is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with GNU Emacs; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* Synched up with: FSF 19.29. */
-
- /*
- * Define symbols to identify the version of Unix this is.
- * Define all the symbols that apply correctly.
- */
-
- #define BSD4_2
- #define BSD
- #define RTU
-
- /* SYSTEM_TYPE should indicate the kind of system you are using.
- It sets the Lisp variable system-type. */
-
- #define SYSTEM_TYPE "rtu"
-
- /* Letter to use in finding device name of first pty,
- if system supports pty's. 'a' means it is /dev/ptya0 */
-
- #define FIRST_PTY_LETTER 'z' /* i.e. no PTY_LETTERs */
-
- /*
- * Define HAVE_PTYS if the system supports pty devices.
- */
-
- #define HAVE_PTYS
-
- /* Define this macro if system defines a type `union wait'. */
-
- #define HAVE_UNION_WAIT
-
- /* The system library bcopy() is broken in RTU. For one thing, it expects
- the length to be less than 64k. */
- #define BROKEN_BCOPY
-
- /* If your system uses COFF (Common Object File Format) then define the
- preprocessor symbol "COFF". */
-
- #undef COFF
-
- /* define MAIL_USE_FLOCK if the mailer uses flock
- to interlock access to /usr/spool/mail/$USER.
- The alternative is that a lock file named
- /usr/spool/mail/$USER.lock. */
-
- #undef MAIL_USE_FLOCK
-
- /* The symbol in the kernel where the load average is found
- is named _avenrun. */
-
- #define LDAV_SYMBOL "_avenrun"
-
- /* Special hacks needed to make Emacs run on this system. */
-
- /* On RTU systems (like USG) the system calls are interruptible by signals
- that the user program has elected to catch. Thus the system call
- must be retried in these cases. To handle this without massive
- changes in the source code, we remap the standard system call names
- to names for our own functions in sysdep.c that do the system call
- with retries. */
-
- #define INTERRUPTIBLE_OPEN
- #define INTERRUPTIBLE_IO
-
- /* The "fsync" call on RTU versions 3.0 and 3.1 is badly broken!
- This hack below isn't the best solution, but without it this
- program will cause the whole system to hang! !@#$#%$ Masscomp! */
-
- #define fsync(x) 0 /* "Comment out" fsync calls */
-
- /* This is how to get the device name of the tty end of a pty. */
- #define PTY_TTY_NAME_SPRINTF \
- sprintf (pty_name, "/dev/ttyp%x", i);
-
- /* This is how to get the device name of the control end of a pty. */
- #define PTY_NAME_SPRINTF \
- sprintf (pty_name, "/dev/pty%x", i);
-
- /* Formerly "BSD_PGRPS" */
-
- #define SIGIO_REQUIRES_SEPARATE_PROCESS_GROUP
-