/* Definitions for running gdb on a host machine running any flavor of SVR4.
   Copyright (C) 1991, Free Software Foundation, Inc.
   Written by Fred Fish at Cygnus Support (fnf@cygint)

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., 675 Mass Ave, Cambridge, MA 02139, USA.  */

/* Use SVR4 style shared library support */

#define SVR4_SHARED_LIBS

/* SVR4 has /proc support, so use it instead of ptrace. */

#define USE_PROC_FS

/* SVR4 has termio facilities. */

#define HAVE_TERMIO

/* TIOCGETC and TIOCGLTC are picked up somewhere, but struct tchars
   and struct ltchars are not.  This makes problems for inflow.c.
   It is unknown at this time if this is a generic SVR4 problem or
   one just limited to the initial SVR4 port host machine. */

#define TIOCGETC_BROKEN
#define TIOCGLTC_BROKEN

/* SVR4 is a derivative of System V Release 3 (USG) */

#define USG

/* Get rid of any system-imposed stack limit if possible.  */

/* #define SET_STACK_LIMIT_HUGE */

/* SVR4 machines can easily do attach and detach via /proc (procfs.c)
   support */

#define ATTACH_DETACH

/* If we are using SVR4 /proc instead of ptrace, use CREATE_INFERIOR_HOOK
   to do internal /proc initialization. */

#ifdef USE_PROC_FS
#define CREATE_INFERIOR_HOOK(pid) inferior_proc_init(pid)
#endif

/* Use setpgid(0,0) to run inferior in a separate process group */

#define NEED_POSIX_SETPGID