* archive.cc (Library_base::should_include_member): Move

	method here from class Archive.
	(Archive::Archive): Initialize base class.
	(Archive::should_include_member): Move to base class.
	(Archive::do_for_all_unused_symbols): New function.
	(Add_archive_symbols::run): Remove redundant access to
	incremental_inputs.
	(Lib_group::Lib_group): Initialize base class.
	(Lib_group::do_filename): New function.
	(Lib_group::include_member): Pass pointer to Lib_group to
	report_object.
	(Lib_group::do_for_all_unused_symbols): New function.
	(Add_lib_group_symbols::run): Report archive information for
	incremental links.
	* archive.h (class Library_base): New base class.
	(class Archive): Derive from Library_base.
	(Archive::filename): Move to base class.
	(Archive::set_incremental_info): Likewise.
	(Archive::incremental_info): Likewise.
	(Archive::Should_include): Likewise.
	(Archive::should_include_member): Likewise.
	(Archive::Armap_entry): Remove.
	(Archive::Unused_symbol_iterator): Remove.
	(Archive::unused_symbols_begin): Remove.
	(Archive::unused_symbols_end): Remove.
	(Archive::do_filename): New function.
	(Archive::do_get_mtime): New function.
	(Archive::do_for_all_unused_symbols): New function.
	(Archive::task_): Move to base class.
	(Archive::incremental_info_): Likewise.
	(class Lib_group): Derive from Library_base.
	(Lib_group::do_filename): New function.
	(Lib_group::do_get_mtime): New function.
	(Lib_group::do_for_all_unused_symbols): New function.
	(Lib_group::task_): Move to base class.
	* dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
	function.
	* dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
	function.
	* incremental.cc (Incremental_inputs::report_archive_begin):
	Use Library_base; call library's get_mtime; add incremental inputs
	entry before members.
	(class Unused_symbol_visitor): New class.
	(Incremental_inputs::report_archive_end): Use Library_base; use
	visitor class to record unused symbols; don't add incremental inputs
	entry after members.
	(Incremental_inputs::report_object): Use Library_base.
	* incremental.h
	(Incremental_archive_entry::Incremental_archive_entry): Remove
	unused Archive parameter.
	(Incremental_inputs::report_archive_begin): Use Library_base.
	(Incremental_inputs::report_archive_end): Likewise.
	(Incremental_inputs::report_object): Likewise.
	* object.cc (Sized_relobj::do_for_all_global_symbols): New
	function.
	* object.h (Object::for_all_global_symbols): New function.
	(Object::do_for_all_global_symbols): New function.
	(Sized_relobj::do_for_all_global_symbols): New function.
	* plugin.cc (Sized_pluginobj::do_for_all_global_symbols):  New
	function.
	* plugin.h (Sized_pluginobj::do_for_all_global_symbols):  New
	function.

1 files changed, 16 insertions, 0 deletions

diff --git a/gold/object.h b/gold/object.h
index 8ee03a7..0b25b42 100644
--- a/gold/object.h
+++ b/gold/object.h
@@ -422,6 +422,12 @@ class Object
 			Read_symbols_data* sd, std::string* why)
   { return this->do_should_include_member(symtab, layout, sd, why); }
 
+  // Iterate over global symbols, calling a visitor class V for each.
+  void
+  for_all_global_symbols(Read_symbols_data* sd,
+			 Library_base::Symbol_visitor_base* v)
+  { return this->do_for_all_global_symbols(sd, v); }
+
   // Functions and types for the elfcpp::Elf_file interface.  This
   // permit us to use Object as the File template parameter for
   // elfcpp::Elf_file.
@@ -572,6 +578,11 @@ class Object
   do_should_include_member(Symbol_table* symtab, Layout*, Read_symbols_data*,
                            std::string* why) = 0;
 
+  // Iterate over global symbols, calling a visitor class V for each.
+  virtual void
+  do_for_all_global_symbols(Read_symbols_data* sd,
+			    Library_base::Symbol_visitor_base* v) = 0;
+
   // Return the location of the contents of a section.  Implemented by
   // child class.
   virtual Location
@@ -1810,6 +1821,11 @@ class Sized_relobj : public Relobj
   do_should_include_member(Symbol_table* symtab, Layout*, Read_symbols_data*,
                            std::string* why);
 
+  // Iterate over global symbols, calling a visitor class V for each.
+  void
+  do_for_all_global_symbols(Read_symbols_data* sd,
+			    Library_base::Symbol_visitor_base* v);
+
   // Read the relocs.
   void
   do_read_relocs(Read_relocs_data*);