/* Work with executable files, for GDB.
- Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
- 1997, 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation,
- Inc.
+ Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
+ 1998, 1999, 2000, 2001, 2002, 2003, 2007, 2008
+ 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
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
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. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "frame.h"
#include "value.h"
#include "exec.h"
#include "observer.h"
+#include "arch-utils.c"
#include <fcntl.h>
#include "readline/readline.h"
static void exec_files_info (struct target_ops *);
-static int ignore (CORE_ADDR, bfd_byte *);
-
static void init_exec_ops (void);
void _initialize_exec (void);
struct vmap *vmap;
-void
+static void
exec_open (char *args, int from_tty)
{
target_preopen (from_tty);
{
if (from_tty)
printf_unfiltered (_("No executable file now.\n"));
+
+ set_gdbarch_from_file (NULL);
}
else
{
{
char **argv;
char *filename;
-
- target_preopen (from_tty);
+
+ if (from_tty && target_has_execution
+ && !query (_("A program is being debugged already.\n"
+ "Are you sure you want to change the file? ")))
+ error (_("File not changed."));
if (args)
{
struct section_table **table_pp = (struct section_table **) table_pp_char;
flagword aflag;
+ /* Check the section flags, but do not discard zero-length sections, since
+ some symbols may still be attached to this section. For instance, we
+ encountered on sparc-solaris 2.10 a shared library with an empty .bss
+ section to which a symbol named "_end" was attached. The address
+ of this symbol still needs to be relocated. */
aflag = bfd_get_section_flags (abfd, asect);
if (!(aflag & SEC_ALLOC))
return;
- if (0 == bfd_section_size (abfd, asect))
- return;
+
(*table_pp)->bfd = abfd;
(*table_pp)->the_bfd_section = asect;
(*table_pp)->addr = bfd_section_vma (abfd, asect);
for (p = target->to_sections; p < target->to_sections_end; p++)
{
- if (overlay_debugging && section && p->the_bfd_section &&
+ if (overlay_debugging && section &&
strcmp (section->name, p->the_bfd_section->name) != 0)
continue; /* not the section we need */
if (memaddr >= p->addr)
print_section_info (struct target_ops *t, bfd *abfd)
{
struct section_table *p;
- /* FIXME: 16 is not wide enough when TARGET_ADDR_BIT > 64. */
- int wid = TARGET_ADDR_BIT <= 32 ? 8 : 16;
+ /* FIXME: 16 is not wide enough when gdbarch_addr_bit > 64. */
+ int wid = gdbarch_addr_bit (gdbarch_from_bfd (abfd)) <= 32 ? 8 : 16;
printf_filtered ("\t`%s', ", bfd_get_filename (abfd));
wrap_here (" ");
if (abfd == exec_bfd)
{
printf_filtered (_("\tEntry point: "));
- deprecated_print_address_numeric (bfd_get_start_address (abfd), 1, gdb_stdout);
- printf_filtered ("\n");
+ fputs_filtered (paddress (bfd_get_start_address (abfd)), gdb_stdout);
}
for (p = t->to_sections; p < t->to_sections_end; p++)
{
breakpoint_init_inferior). */
static int
-ignore (CORE_ADDR addr, bfd_byte *contents)
+ignore (struct bp_target_info *bp_tgt)
{
return 0;
}