Initial revision

diff --git a/src/s/dgux5-4R2.h b/src/s/dgux5-4R2.h
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+++ b/src/s/dgux5-4R2.h
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+/* Definitions file for GNU Emacs running on Data General's DG/UX
+   5.4 Release 2.xx systems.
+   Copyright (C) 1994 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.  */
+
+#include "dgux.h"
+
+/* There is a known kernel bug in DGUX 5.4R2.xx when using
+   INTERRUPT_INPUT and invoking Emacs with a job control shell (csh,
+   ksh, etc.) in the background.  This bug manifests itself by
+   outputting `stop on tty output' and hanging.  The workaround is to
+   set BROKEN_FIONREAD.
+   -pmr@pajato.com */
+
+#ifndef BROKEN_FIONREAD
+#define BROKEN_FIONREAD
+#endif
+#ifdef INTERRUPT_INPUT
+#undef INTERRUPT_INPUT
+#endif
+
+/* In DGUX 5.4R2.xx the function inet_addr() returns a `struct
+   in_addr' instead of the more common `unsigned long'.
+   -pmr@pajato.com */
+
+#define HAVE_BROKEN_INET_ADDR
+
+#if 0  /* Shawn M. Carey <smcarey@mailbox.syr.edu> found this
+         caused trouble on DGUX 5.4.2.  */
+#define LIBS_SYSTEM -ldgc
+#endif

diff --git a/src/s/dgux5-4R3.h b/src/s/dgux5-4R3.h
new file mode 100644 (file)
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+++ b/src/s/dgux5-4R3.h
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+/* Definitions file for GNU Emacs running on Data General's DG/UX
+   version 5.4 Release 3.00 and above.
+   Copyright (C) 1994 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.  */
+
+/* NOTE: DGUX5.4R3.00 will not build with the delivered gcc-2.4.5
+   compiler.  You must upgraded to at least gcc-2.5.8.  If you are
+   running DGUX 5.4R3.00 check on the system dg-rtp.dg.com:/pub/gnu
+   for gcc-2.5.8 or later compiler.
+   -pmr@pajato.com */
+
+#include "dgux5.4R2.h"
+
+/* DGUX 5.4R3.00 brought the definition of `struct inet_addr' into
+   compliance wiht the majority of Unix systems.  The workaround
+   introduced in 5.4R2 is no longer necessary. */
+
+#ifdef HAVE_BROKEN_INET_ADDR
+#undef HAVE_BROKEN_INET_ADDR
+#endif
+
+/* The `stop on tty output' problem which occurs when using
+   INTERRUPT_INPUT and when Emacs is invoked under X11 using a job
+   control shell (csh, ksh, etc.) in the background has not been fixed in
+   DGUX 5.4R3.00.
+   -pmr@pajato.com */
+
+#if 0
+#ifdef BROKEN_FIONREAD
+#undef BROKEN_FIONREAD
+#endif
+#ifndef INTERRUPT_INPUT
+#define INTERRUPT_INPUT
+#endif
+#endif
+
+/* Under DGUX 5.4R3.00, getting a debuggable executable has been
+   greatly simplified and applies to either COFF or ELF
+   environments. */
+
+#ifdef C_DEBUG_SWITCH
+#undef C_DEBUG_SWITCH
+#define C_DEBUG_SWITCH -g
+#endif