Initial creation of sourceware repository

gdb/config/xm-sysv4.h

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+/* Definitions for running gdb on a host machine running any flavor of SVR4.
+   Copyright 1991, 1992 Free Software Foundation, Inc.
+   Written by Fred Fish at Cygnus Support (fnf@cygnus.com).
+
+This file is part of GDB.
+
+This program 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 of the License, or
+(at your option) any later version.
+
+This program 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 this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+/* SVR4 has termios facilities. */
+
+#undef HAVE_TERMIO
+#define HAVE_TERMIOS
+
+/* SVR4 is a derivative of System V Release 3 (USG) */
+
+#define USG
+
+/* Use setpgid(0,0) to run inferior in a separate process group */
+
+#define NEED_POSIX_SETPGID
+
+/* SVR4 has sigsetjmp and siglongjmp */
+#define HAVE_SIGSETJMP
+
+/* We have to include these files now, so that GDB will not make
+   competing definitions in defs.h.  */
+#include <limits.h>