BSD 4_4_Lite1 development

Work on file usr/src/contrib/emacs-18.57/src/s-irix3-3.h

Synthesized-from: CSRG/cd2/4.4BSD-Lite1

diff --git a/usr/src/contrib/emacs-18.57/src/s-irix3-3.h b/usr/src/contrib/emacs-18.57/src/s-irix3-3.h
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+/* Definitions file for GNU Emacs running on Silicon Graphics Irix system 3.3.
+   Copyright (C) 1987,1990 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 1, 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.  */
+
+
+/*
+ *     Define symbols to identify the version of Unix this is.
+ *     Define all the symbols that apply correctly.
+ */
+
+#define USG
+#define USG5
+#define IRIS
+
+/* SYSTEM_TYPE should indicate the kind of system you are using.
+ It sets the Lisp variable system-type.  */
+
+#define SYSTEM_TYPE "silicon-graphics-unix"
+
+/* nomultiplejobs should be defined if your system's shell
+ does not have "job control" (the ability to stop a program,
+ run some other program, then continue the first one).  */
+
+#define NOMULTIPLEJOBS
+
+/* Default is to set interrupt_input to 0: don't do input buffering within Emacs */
+
+/* #define INTERRUPT_INPUT */
+
+/* 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 'a'
+
+/*
+ *     Define HAVE_TERMIO if the system provides sysV-style ioctls
+ *     for terminal control.
+ */
+
+#define HAVE_TERMIO
+
+/*
+ *     Define HAVE_TIMEVAL if the system supports the BSD style clock values.
+ *     Look in <sys/time.h> for a timeval structure.
+ */
+
+#define HAVE_TIMEVAL
+
+/* `utime' system call doesn't understand timevals.  */
+
+#define IRIS_UTIME
+ 
+/*
+ *     Define HAVE_SELECT if the system supports the `select' system call.
+ */
+
+#define HAVE_SELECT
+
+/*
+ *     Define HAVE_PTYS if the system supports pty devices.
+ */
+
+#define HAVE_PTYS
+
+/* Define HAVE_SOCKETS if system supports 4.2-compatible sockets.  */
+
+#define HAVE_SOCKETS
+
+/*
+ *     Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
+ *      The 4.2 opendir, etc., library functions.
+ */
+
+/* #define NONSYSTEM_DIR_LIBRARY */
+
+/* Define this symbol if your system has the functions bcopy, etc. */
+
+#define BSTRING
+
+/* subprocesses should be defined if you want to
+   have code for asynchronous subprocesses
+   (as used in M-x compile and M-x shell).
+   This is generally OS dependent, and not supported
+   under most USG systems. */
+
+#define subprocesses
+
+/* If your system uses COFF (Common Object File Format) then define the
+   preprocessor symbol "COFF". */
+
+/* #define 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.  */
+
+/* #define MAIL_USE_FLOCK */
+
+/* Define CLASH_DETECTION if you want lock files to be written
+   so that Emacs can tell instantly when you try to modify
+   a file that someone else has modified in his Emacs.  */
+
+/* #define CLASH_DETECTION */
+
+/* We use the Berkeley (and usg5.2.2) interface to nlist.  */
+
+#define NLIST_STRUCT
+
+/* The file containing the kernel's symbol table is called /unix.  */
+
+#define KERNEL_FILE "/unix"
+
+/* The symbol in the kernel where the load average is found
+   is named _avenrun.  (Actually, no such symbol is right;
+   sysmp must be used to find the address.)  */
+
+#define LDAV_SYMBOL "avenrun"
+
+/* setjmp and longjmp can safely replace _setjmp and _longjmp,
+   but they will run slower.  */
+
+#define _setjmp setjmp
+#define _longjmp longjmp
+
+/* On USG systems the system calls are interruptable 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 read sys_read
+#define open sys_open
+#define write sys_write
+
+#define INTERRUPTABLE_OPEN
+#define INTERRUPTABLE_IO
+
+/* On USG systems these have different names */
+
+#define index strchr
+#define rindex strrchr
+
+/* getwd is defined.  */
+#define HAVE_GETWD
+
+#define HAVE_SYSVIPC