Move free_all_objfiles to program_space

[deliverable/binutils-gdb.git] / gdb / progspace.h

diff --git a/gdb/progspace.h b/gdb/progspace.h
index 835fcfdd5d553504fb2fdccdd22662e03e637d8d..6945e38eb921f41353a7699b386d2aaddb317a95 100644 (file)
--- a/gdb/progspace.h
+++ b/gdb/progspace.h
@@ -1,6 +1,6 @@
 /* Program and address space management, for GDB, the GNU debugger.
 
-   Copyright (C) 2009-2018 Free Software Foundation, Inc.
+   Copyright (C) 2009-2019 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -22,9 +22,12 @@
 #define PROGSPACE_H
 
 #include "target.h"
-#include "vec.h"
-#include "gdb_vecs.h"
+#include "gdb_bfd.h"
+#include "gdbsupport/gdb_vecs.h"
 #include "registry.h"
+#include "gdbsupport/next-iterator.h"
+#include "gdbsupport/safe-iterator.h"
+#include <list>
 
 struct target_ops;
 struct bfd;
@@ -35,9 +38,6 @@ struct address_space;
 struct program_space_data;
 struct address_space_data;
 
-typedef struct so_list *so_list_ptr;
-DEF_VEC_P (so_list_ptr);
-
 /* A program space represents a symbolic view of an address space.
    Roughly speaking, it holds all the data associated with a
    non-running-yet program (main executable, main symbols), and when
@@ -139,6 +139,50 @@ struct program_space
   program_space (address_space *aspace_);
   ~program_space ();
 
+  typedef std::list<struct objfile *> objfiles_range;
+
+  /* Return an iterable object that can be used to iterate over all
+     objfiles.  The basic use is in a foreach, like:
+
+     for (objfile *objf : pspace->objfiles ()) { ... }  */
+  objfiles_range &objfiles ()
+  {
+    return objfiles_list;
+  }
+
+  typedef basic_safe_range<objfiles_range> objfiles_safe_range;
+
+  /* An iterable object that can be used to iterate over all objfiles.
+     The basic use is in a foreach, like:
+
+     for (objfile *objf : pspace->objfiles_safe ()) { ... }
+
+     This variant uses a basic_safe_iterator so that objfiles can be
+     deleted during iteration.  */
+  objfiles_safe_range objfiles_safe ()
+  {
+    return objfiles_safe_range (objfiles_list);
+  }
+
+  /* Add OBJFILE to the list of objfiles, putting it just before
+     BEFORE.  If BEFORE is nullptr, it will go at the end of the
+     list.  */
+  void add_objfile (struct objfile *objfile, struct objfile *before);
+
+  /* Remove OBJFILE from the list of objfiles.  */
+  void remove_objfile (struct objfile *objfile);
+
+  /* Return true if there is more than one object file loaded; false
+     otherwise.  */
+  bool multi_objfile_p () const
+  {
+    return objfiles_list.size () > 1;
+  }
+
+  /* Free all the objfiles associated with this program space.  */
+  void free_all_objfiles ();
+
+
   /* Pointer to next in linked list.  */
   struct program_space *next = NULL;
 
@@ -158,7 +202,7 @@ struct program_space
   char *pspace_exec_filename = NULL;
 
   /* Binary file diddling handle for the core file.  */
-  bfd *cbfd = NULL;
+  gdb_bfd_ref_ptr cbfd;
 
   /* The address space attached to this program space.  More than one
      program space may be bound to the same address space.  In the
@@ -189,9 +233,8 @@ struct program_space
      (e.g. the argument to the "symbol-file" or "file" command).  */
   struct objfile *symfile_object_file = NULL;
 
-  /* All known objfiles are kept in a linked list.  This points to
-     the head of this list.  */
-  struct objfile *objfiles = NULL;
+  /* All known objfiles are kept in a linked list.  */
+  std::list<struct objfile *> objfiles_list;
 
   /* The set of target sections matching the sections mapped into
      this program space.  Managed by both exec_ops and solib.c.  */
@@ -206,7 +249,7 @@ struct program_space
 
   /* When an solib is added, it is also added to this vector.  This
      is so we can properly report solib changes to the user.  */
-  VEC (so_list_ptr) *added_solibs = NULL;
+  std::vector<struct so_list *> added_solibs;
 
   /* When an solib is removed, its name is added to this vector.
      This is so we can properly report solib changes to the user.  */
@@ -232,10 +275,6 @@ struct address_space
 
 #define symfile_objfile current_program_space->symfile_object_file
 
-/* All known objfiles are kept in a linked list.  This points to the
-   root of this list.  */
-#define object_files current_program_space->objfiles
-
 /* The set of target sections matching the sections mapped into the
    current program space.  */
 #define current_target_sections (&current_program_space->target_sections)