* config/xm-nbsd.h: New file, support for all NetBSD ports.

* config/sparc/{nm-sparcnbsd.h,tm-sparcnbsd.h,xm-sparcnbsd.h}: New files,
  support for NetBSD/sparc.
* configure.in: Add sparc-*-netbsd target.

gdb/config/sparc/.Sanitize

@@ -24,6 +24,7 @@ Do-first:
 Things-to-keep:
 
 nm-sparclynx.h
+nm-sparcnbsd.h
 nm-sun4os4.h
 sp64.mt
 sp64sim.mt
@@ -40,6 +41,7 @@ tm-sp64sim.h
 tm-sparc.h
 tm-sparclite.h
 tm-sparclynx.h
+tm-sparcnbsd.h
 tm-spc-em.h
 tm-sun4os4.h
 tm-sun4sol2.h
@@ -47,6 +49,7 @@ tm-vxsparc.h
 vxsparc.mt
 xm-sparc.h
 xm-sparclynx.h
+xm-sparcnbsd.h
 xm-sun4os4.h
 xm-sun4sol2.h
 

gdb/config/sparc/nm-sparcnbsd.h

@@ -0,0 +1,38 @@
+/* Native-dependent definitions for Sparc running NetBSD Unix, for GDB.
+   Copyright 1986, 1987, 1989, 1992 Free Software Foundation, Inc.
+
+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.
+
+	$Id$
+*/
+
+#ifndef NM_SPARCNBSD_H
+#define NM_SPARCNBSD_H
+
+/* This is the amount to subtract from u.u_ar0
+   to get the offset in the core file of the register values.  */
+
+#include <machine/vmparam.h>
+#define KERNEL_U_ADDR USRSTACK
+
+#define PTRACE_ARG3_TYPE char*
+
+#define ATTACH_DETACH
+
+#define FETCH_INFERIOR_REGISTERS
+
+#endif /* NM_SPARCNBSD_H */

gdb/config/sparc/tm-sparcnbsd.h

@@ -0,0 +1,29 @@
+/* Macro definitions for Sparc running under NetBSD.
+   Copyright 1994 Free Software Foundation, Inc.
+
+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.  */
+
+#ifndef TM_SPARCNBSD_H
+#define TM_SPARCNBSD_H
+
+/* Use generic Sparc definitions. */
+#include "tm-sparc.h"
+ 
+/* Shared library code */
+#include "solib.h"
+
+#endif /* TM_SPARCNBSD_H */

gdb/config/sparc/xm-sparcnbsd.h

@@ -0,0 +1,27 @@
+/* Parameters for execution on a Sparc running NetBSD, for GDB.
+   Copyright 1994 Free Software Foundation, Inc.
+
+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.
+
+	$Id$
+*/
+
+/* Get generic NetBSD host definitions. */
+#include "xm-nbsd.h"
+
+/* Before storing, we need to read all the registers. */
+#define CHILD_PREPARE_TO_STORE() read_register_bytes (0, NULL, REGISTER_BYTES)