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PATCH: Provde a pid to filename conversion for NetBSD
- From: Nick Hudson <skrll at netbsd dot org>
- To: gdb-patches at sources dot redhat dot com
- Date: Thu, 30 Nov 2006 13:23:18 +0000
- Subject: PATCH: Provde a pid to filename conversion for NetBSD
Hi,
Here's a change to provide a pid to filename conversion routine for NetBSD.
If it's OK can someone please commit.
Thanks,
Nick
2006-11-30 Nick Hudson <skrll@netbsd.org>
* i386nbsd-nat.c: Include "nbsd-nat.h".
(_initialize_i386nbsd_nat): Update target vector to use
nbsd_pid_to_exec_file.
* config/i386/nbsdelf.mh (NATDEPFILES): Add nbsd-nat.o
* nbsd-nat.c: New file.
* nbsd-nat.h: New file.
* Makefile.in (ALLDEPFILES): Add nbsd-nat.c.
(nbsd_nat_h): New variable.
(nbsd-nat.o): New dependency.
? nbsd-nat.c
? nbsd-nat.h
Index: Makefile.in
===================================================================
RCS file: /cvs/src/src/gdb/Makefile.in,v
retrieving revision 1.856
diff -u -p -u -r1.856 Makefile.in
--- Makefile.in 28 Nov 2006 22:14:31 -0000 1.856
+++ Makefile.in 30 Nov 2006 13:15:37 -0000
@@ -758,6 +758,7 @@ mips_tdep_h = mips-tdep.h
memory_map_h = memory-map.h $(memattr_h)
mn10300_tdep_h = mn10300-tdep.h
monitor_h = monitor.h
+nbsd_nat_h = nbsd-nat.h
nbsd_tdep_h = nbsd-tdep.h
nto_tdep_h = nto-tdep.h $(defs_h) $(solist_h) $(osabi_h) $(regset_h)
objc_lang_h = objc-lang.h
@@ -1476,7 +1477,7 @@ ALLDEPFILES = \
mips-tdep.c mipsv4-nat.c \
mipsnbsd-nat.c mipsnbsd-tdep.c \
mips64obsd-nat.c mips64obsd-tdep.c \
- nbsd-tdep.c obsd-tdep.c \
+ nbsd-nat.c nbsd-tdep.c obsd-tdep.c \
solib-osf.c \
somread.c solib-som.c $(HPREAD_SOURCE) \
posix-hdep.c \
@@ -2404,6 +2405,7 @@ ms1-tdep.o: ms1-tdep.c $(defs_h) $(frame
$(gdb_string_h) $(regcache_h) $(reggroups_h) $(gdbcore_h) \
$(trad_frame_h) $(inferior_h) $(dwarf2_frame_h) $(infcall_h) \
$(gdb_assert_h)
+nbsd-nat.o: nbsd-nat.c $(defs_h) $(nbsd_nat_h)
nbsd-tdep.o: nbsd-tdep.c $(defs_h) $(gdb_string_h) $(solib_svr4_h)
nlmread.o: nlmread.c $(defs_h) $(bfd_h) $(symtab_h) $(symfile_h) \
$(objfiles_h) $(buildsym_h) $(stabsread_h) $(block_h)
Index: i386nbsd-nat.c
===================================================================
RCS file: /cvs/src/src/gdb/i386nbsd-nat.c,v
retrieving revision 1.16
diff -u -p -u -r1.16 i386nbsd-nat.c
--- i386nbsd-nat.c 17 Dec 2005 22:34:01 -0000 1.16
+++ i386nbsd-nat.c 30 Nov 2006 13:15:42 -0000
@@ -33,6 +33,7 @@
#include <machine/frame.h>
#include <machine/pcb.h>
+#include "nbsd-nat.h"
#include "bsd-kvm.h"
static int
@@ -79,9 +80,13 @@ void _initialize_i386nbsd_nat (void);
void
_initialize_i386nbsd_nat (void)
{
- /* We've got nothing to add to the common *BSD/i386 target. */
- add_target (i386bsd_target ());
+ struct target_ops *t;
+ /* Add some extra features to the common *BSD/i386 target. */
+ t = i386bsd_target ();
+ t->to_pid_to_exec_file = nbsd_pid_to_exec_file;
+ add_target (t);
+
/* Support debugging kernel virtual memory images. */
bsd_kvm_add_target (i386nbsd_supply_pcb);
}
Index: config/i386/nbsdelf.mh
===================================================================
RCS file: /cvs/src/src/gdb/config/i386/nbsdelf.mh,v
retrieving revision 1.23
diff -u -p -u -r1.23 nbsdelf.mh
--- config/i386/nbsdelf.mh 24 Nov 2006 18:23:34 -0000 1.23
+++ config/i386/nbsdelf.mh 30 Nov 2006 13:15:42 -0000
@@ -1,5 +1,5 @@
# Host: NetBSD/i386 ELF
NATDEPFILES= fork-child.o inf-ptrace.o \
- i386bsd-nat.o i386nbsd-nat.o bsd-kvm.o
+ nbsd-nat.o i386bsd-nat.o i386nbsd-nat.o bsd-kvm.o
LOADLIBES= -lkvm
/* NetBSD-specific methods for using the /proc file system.
Copyright 2006 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <sys/param.h>
#include "defs.h"
#include "nbsd-nat.h"
char *
nbsd_pid_to_exec_file (int pid)
{
size_t len = MAXPATHLEN;
char *buf = xcalloc (len, sizeof (char));
char *path;
path = xstrprintf ("/proc/%d/exe", pid);
if (readlink (path, buf, MAXPATHLEN) == -1)
{
xfree (buf);
buf = NULL;
}
xfree (path);
return buf;
}
/* Native-dependent code for NetBSD.
Copyright (C) 2006 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., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA. */
#ifndef NBSD_NAT_H
#define NBSD_NAT_H
/* Return a the name of file that can be opened to get the symbols for
the child process identified by PID. */
extern char *nbsd_pid_to_exec_file (int pid);
#endif /* nbsd-nat.h */