/* Definitions file for GNU Emacs running on AT&T's System V Release 4
-Copyright (C) 1987, 1990, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
- 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
+Copyright (C) 1987, 1990, 1999-2012 Free Software Foundation, Inc.
Written by James Van Artsdalen of Dell Computer Corp. james@bigtex.cactus.org.
Subsequently improved for Dell 2.2 by Eric S. Raymond <esr@snark.thyrsus.com>.
You should have received a copy of the GNU General Public License
along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
-/* Use the SysVr3 file for at least base configuration. */
-#define USG /* System III, System V, etc */
-
-#define USG5
-#define USG5_4
-
-/* SYSTEM_TYPE should indicate the kind of system you are using.
- It sets the Lisp variable system-type. */
-#define SYSTEM_TYPE "usg-unix-v"
-
-/* The file containing the kernel's symbol table is called /unix. */
-#define KERNEL_FILE "/unix"
-
-/* The kernel symbol where the load average is found is named avenrun. */
-#define LDAV_SYMBOL "avenrun"
-
/* setjmp and longjmp can safely replace _setjmp and _longjmp,
but they will run slower. */
#define _setjmp setjmp
#define _longjmp longjmp
-/* The docs for system V/386 suggest v.3 has sigpause, so let's try it. */
-#define HAVE_SYSV_SIGPAUSE
-
-/* On USG systems signal handlers return void. */
-#define SIGTYPE void
-
/* Get FIONREAD from <sys/filio.h>. Get <sys/ttold.h> to get struct tchars.
- But get <termio.h> first to make sure ttold.h doesn't interfere.
- And don't try to use SIGIO yet. */
+ But get <termio.h> first to make sure ttold.h doesn't interfere. */
#include <sys/wait.h>
#ifdef emacs
#include <sys/stream.h>
#include <sys/stropts.h>
#include <sys/termios.h>
-#define BROKEN_SIGIO
#endif
-/* Some SVr4s don't define NSIG in sys/signal.h for ANSI environments;
- instead, there's a system variable _sys_nsig. Unfortunately, we need the
- constant to dimension an array. So wire in the appropriate value here. */
-#define NSIG_MINIMUM 32
-
-/* We can support this. */
-#define CLASH_DETECTION
-
-/* Define HAVE_PTYS if the system supports pty devices. */
-#define HAVE_PTYS
-
/* It is possible to receive SIGCHLD when there are no children
waiting, because a previous waitsys(2) cleaned up the carcass of child
without clearing the SIGCHLD pending info. So, use a non-blocking
this is all we need. */
#define TIOCSIGSEND TIOCSIGNAL
-/* This change means that we don't loop through allocate_pty too many
- times in the (rare) event of a failure. */
-#define FIRST_PTY_LETTER 'z'
-
-/* This sets the name of the master side of the PTY. */
-#define PTY_NAME_SPRINTF strcpy (pty_name, "/dev/ptmx");
-
-/* Push various streams modules onto a PTY channel. */
-#define SETUP_SLAVE_PTY \
- if (ioctl (xforkin, I_PUSH, "ptem") == -1) \
- fatal ("ioctl I_PUSH ptem", errno); \
- if (ioctl (xforkin, I_PUSH, "ldterm") == -1) \
- fatal ("ioctl I_PUSH ldterm", errno); \
- if (ioctl (xforkin, I_PUSH, "ttcompat") == -1) \
- fatal ("ioctl I_PUSH ttcompat", errno);
-
-/* This definition was suggested for next release. So give it a try. */
-#define HAVE_SOCKETS
-
-/* arch-tag: 1a0ed909-5faa-434b-b7c3-9d86c63d53a6
- (do not change this comment) */