/* GDB routines for manipulating objfiles.
- Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
+ 2002, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
Contributed by Cygnus Support, using pieces from other GDB modules.
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., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* This file contains support routines for creating, manipulating, and
destroying objfile structures. */
#include "target.h"
#include "bcache.h"
#include "mdebugread.h"
+#include "expression.h"
+#include "parser-defs.h"
+
#include "gdb_assert.h"
#include <sys/types.h>
#include "gdb_stat.h"
#include "breakpoint.h"
#include "block.h"
#include "dictionary.h"
+#include "source.h"
+#include "addrmap.h"
/* Prototypes for local functions */
objfile->separate_debug_objfile_backlink->separate_debug_objfile = NULL;
}
+ /* Remove any references to this objfile in the global value
+ lists. */
+ preserve_values (objfile);
+
/* First do any symbol file specific actions required when we are
finished with a particular symbol file. Note that if the objfile
is using reusable symbol information (via mmalloc) then each of
is unknown, but we play it safe for now and keep each action until
it is shown to be no longer needed. */
- /* I *think* all our callers call clear_symtab_users. If so, no need
- to call this here. */
+ /* Not all our callers call clear_symtab_users (objfile_purge_solibs,
+ for example), so we need to call this here. */
clear_pc_function_cache ();
+ /* Clear globals which might have pointed into a removed objfile.
+ FIXME: It's not clear which of these are supposed to persist
+ between expressions and which ought to be reset each time. */
+ expression_context_block = NULL;
+ innermost_block = NULL;
+
+ /* Check to see if the current_source_symtab belongs to this objfile,
+ and if so, call clear_current_source_symtab_and_line. */
+
+ {
+ struct symtab_and_line cursal = get_current_source_symtab_and_line ();
+ struct symtab *s;
+
+ ALL_OBJFILE_SYMTABS (objfile, s)
+ {
+ if (s == cursal.symtab)
+ clear_current_source_symtab_and_line ();
+ }
+ }
+
/* The last thing we do is free the objfile struct itself. */
objfile_free_data (objfile);
b = BLOCKVECTOR_BLOCK (bv, i);
BLOCK_START (b) += ANOFFSET (delta, s->block_line_section);
BLOCK_END (b) += ANOFFSET (delta, s->block_line_section);
+ if (BLOCKVECTOR_MAP (bv))
+ addrmap_relocate (BLOCKVECTOR_MAP (bv),
+ ANOFFSET (delta, s->block_line_section));
ALL_BLOCK_SYMBOLS (b, iter, sym)
{
&& strcmp (s->the_bfd_section->name, ".plt") == 0);
return (retval);
}
-
-/* Return nonzero if NAME is in the import list of OBJFILE. Else
- return zero. */
-
-int
-is_in_import_list (char *name, struct objfile *objfile)
-{
- int i;
-
- if (!objfile || !name || !*name)
- return 0;
-
- for (i = 0; i < objfile->import_list_size; i++)
- if (objfile->import_list[i] && DEPRECATED_STREQ (name, objfile->import_list[i]))
- return 1;
- return 0;
-}
\f
/* Keep a registry of per-objfile data-pointers required by other GDB